tests/qtest/migration: Use the new migration_test_add

Replace the tests registration with the new function that prints tests names. Signed-off-by: Fabiano Rosas <farosas@suse.de>
tests/qtest/migration: Add a wrapper to print test names
2023-11-14 13:30:16 -03:00 · 2023-11-14 13:30:16 -03:00 · 2023-11-14 13:30:16 -03:00 · 2023-11-14 13:30:16 -03:00 · 2023-11-14 13:30:16 -03:00 · 2023-11-14 13:30:16 -03:00
5612 changed files with 225057 additions and 306614 deletions
--- a/.b4-config
+++ b/.b4-config
@@ -1,14 +0,0 @@
-#
-# Common b4 settings that can be used to send patches to QEMU upstream.
-# https://b4.docs.kernel.org/
-#
-
-[b4]
-    send-series-to = qemu-devel@nongnu.org
-    send-auto-to-cmd = echo
-    send-auto-cc-cmd = scripts/get_maintainer.pl --noroles --norolestats --nogit --nogit-fallback
-    am-perpatch-check-cmd = scripts/checkpatch.pl -q --terse --no-summary --mailback -
-    prep-perpatch-check-cmd = scripts/checkpatch.pl -q --terse --no-summary --mailback -
-    searchmask = https://lore.kernel.org/qemu-devel/?x=m&t=1&q=%s
-    linkmask = https://lore.kernel.org/qemu-devel/%s
-    linktrailermask = Message-ID: <%s>
--- a/.editorconfig
+++ b/.editorconfig
@@ -47,16 +47,3 @@ emacs_mode = glsl
 [*.json]
 indent_style = space
 emacs_mode = python
-
-# by default follow QEMU's style
-[*.pl]
-indent_style = space
-indent_size = 4
-emacs_mode = perl
-
-# but user kernel "style" for imported scripts
-[scripts/{kernel-doc,get_maintainer.pl,checkpatch.pl}]
-indent_style = tab
-indent_size = 8
-emacs_mode = perl
-
--- a/.gitattributes
+++ b/.gitattributes
@@ -2,8 +2,3 @@
 *.h.inc         diff=c
 *.m             diff=objc
 *.py            diff=python
-*.rs            diff=rust
-*.rs.inc        diff=rust
-Cargo.lock      diff=toml merge=binary
-
-*.patch         -text -whitespace
--- a/.gitlab-ci.d/base.yml
+++ b/.gitlab-ci.d/base.yml
@@ -24,10 +24,6 @@ variables:
    # Each script line from will be in a collapsible section in the job output
    # and show the duration of each line.
    FF_SCRIPT_SECTIONS: 1
-    # The project has a fairly fat GIT repo so we try and avoid bringing in things
-    # we don't need. The --filter options avoid blobs and tree references we aren't going to use
-    # and we also avoid fetching tags.
-    GIT_FETCH_EXTRA_FLAGS: --filter=blob:none --filter=tree:0 --no-tags --prune --quiet

  interruptible: true

@@ -45,10 +41,6 @@ variables:
    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_COMMIT_TAG'
      when: never

-    # Scheduled runs on mainline don't get pipelines except for the special Coverity job
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_PIPELINE_SOURCE == "schedule"'
-      when: never
-
    # Cirrus jobs can't run unless the creds / target repo are set
    - if: '$QEMU_JOB_CIRRUS && ($CIRRUS_GITHUB_REPO == null || $CIRRUS_API_TOKEN == null)'
      when: never
@@ -128,7 +120,7 @@ variables:
      when: manual

    # Jobs can run if any jobs they depend on were successful
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_COMMIT_BRANCH =~ /staging-[[:digit:]]+\.[[:digit:]]/'
+    - if: '$QEMU_JOB_SKIPPED && $CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_COMMIT_BRANCH =~ /staging-[[:digit:]]+\.[[:digit:]]/'
      when: on_success
      variables:
        QEMU_CI_CONTAINER_TAG: $CI_COMMIT_REF_SLUG
--- a/.gitlab-ci.d/buildtest-template.yml
+++ b/.gitlab-ci.d/buildtest-template.yml
@@ -8,21 +8,15 @@
    key: "$CI_JOB_NAME"
    when: always
  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start setup "Pre-script setup"
    - JOBS=$(expr $(nproc) + 1)
-    - cat /packages.txt
-    - section_end setup
  script:
    - export CCACHE_BASEDIR="$(pwd)"
    - export CCACHE_DIR="$CCACHE_BASEDIR/ccache"
    - export CCACHE_MAXSIZE="500M"
    - export PATH="$CCACHE_WRAPPERSDIR:$PATH"
-    - du -sh .git
    - mkdir build
    - cd build
    - ccache --zero-stats
-    - section_start configure "Running configure"
    - ../configure --enable-werror --disable-docs --enable-fdt=system
          ${TARGETS:+--target-list="$TARGETS"}
          $CONFIGURE_ARGS ||
@@ -31,16 +25,11 @@
      then
        pyvenv/bin/meson configure . -Dbackend_max_links="$LD_JOBS" ;
      fi || exit 1;
-    - section_end configure
-    - section_start build "Building QEMU"
-    - $MAKE -j"$JOBS"
-    - section_end build
-    - section_start test "Running tests"
+    - make -j"$JOBS"
    - if test -n "$MAKE_CHECK_ARGS";
      then
-        $MAKE -j"$JOBS" $MAKE_CHECK_ARGS ;
+        make -j"$JOBS" $MAKE_CHECK_ARGS ;
      fi
-    - section_end test
    - ccache --show-stats

 # We jump some hoops in common_test_job_template to avoid
@@ -55,29 +44,22 @@
    exclude:
      - build/**/*.p
      - build/**/*.a.p
+      - build/**/*.fa.p
      - build/**/*.c.o
      - build/**/*.c.o.d
+      - build/**/*.fa

 .common_test_job_template:
  extends: .base_job_template
  stage: test
  image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:$QEMU_CI_CONTAINER_TAG
  script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start buildenv "Setting up to run tests"
    - scripts/git-submodule.sh update roms/SLOF
-    - build/pyvenv/bin/meson subprojects download $(cd build/subprojects && echo *)
+    - meson subprojects download $(cd build/subprojects && echo *)
    - cd build
    - find . -type f -exec touch {} +
    # Avoid recompiling by hiding ninja with NINJA=":"
-    # We also have to pre-cache the functional tests manually in this case
-    - if [ "x${QEMU_TEST_CACHE_DIR}" != "x" ]; then
-        $MAKE precache-functional ;
-      fi
-    - section_end buildenv
-    - section_start test "Running tests"
-    - $MAKE NINJA=":" $MAKE_CHECK_ARGS
-    - section_end test
+    - make NINJA=":" $MAKE_CHECK_ARGS

 .native_test_job_template:
  extends: .common_test_job_template
@@ -90,13 +72,12 @@
    reports:
      junit: build/meson-logs/testlog.junit.xml

-.functional_test_job_template:
+.avocado_test_job_template:
  extends: .common_test_job_template
  cache:
    key: "${CI_JOB_NAME}-cache"
    paths:
      - ${CI_PROJECT_DIR}/avocado-cache
-      - ${CI_PROJECT_DIR}/functional-cache
    policy: pull-push
  artifacts:
    name: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
@@ -105,7 +86,6 @@
    paths:
      - build/tests/results/latest/results.xml
      - build/tests/results/latest/test-results
-      - build/tests/functional/*/*/*.log
    reports:
      junit: build/tests/results/latest/results.xml
  before_script:
@@ -116,13 +96,11 @@
    - echo -e '[job.output.testlogs]\nstatuses = ["FAIL", "INTERRUPT"]'
           >> ~/.config/avocado/avocado.conf
    - if [ -d ${CI_PROJECT_DIR}/avocado-cache ]; then
-        du -chs ${CI_PROJECT_DIR}/*-cache ;
+        du -chs ${CI_PROJECT_DIR}/avocado-cache ;
      fi
    - export AVOCADO_ALLOW_UNTRUSTED_CODE=1
-    - export QEMU_TEST_ALLOW_UNTRUSTED_CODE=1
-    - export QEMU_TEST_CACHE_DIR=${CI_PROJECT_DIR}/functional-cache
  after_script:
    - cd build
-    - du -chs ${CI_PROJECT_DIR}/*-cache
+    - du -chs ${CI_PROJECT_DIR}/avocado-cache
  variables:
    QEMU_JOB_AVOCADO: 1
--- a/.gitlab-ci.d/buildtest.yml
+++ b/.gitlab-ci.d/buildtest.yml
@@ -22,14 +22,14 @@ check-system-alpine:
    IMAGE: alpine
    MAKE_CHECK_ARGS: check-unit check-qtest

-functional-system-alpine:
-  extends: .functional_test_job_template
+avocado-system-alpine:
+  extends: .avocado_test_job_template
  needs:
    - job: build-system-alpine
      artifacts: true
  variables:
    IMAGE: alpine
-    MAKE_CHECK_ARGS: check-avocado check-functional
+    MAKE_CHECK_ARGS: check-avocado
    AVOCADO_TAGS: arch:avr arch:loongarch64 arch:mips64 arch:mipsel

 build-system-ubuntu:
@@ -40,7 +40,7 @@ build-system-ubuntu:
    job: amd64-ubuntu2204-container
  variables:
    IMAGE: ubuntu2204
-    CONFIGURE_ARGS: --enable-docs --enable-rust
+    CONFIGURE_ARGS: --enable-docs
    TARGETS: alpha-softmmu microblazeel-softmmu mips64el-softmmu
    MAKE_CHECK_ARGS: check-build

@@ -53,15 +53,15 @@ check-system-ubuntu:
    IMAGE: ubuntu2204
    MAKE_CHECK_ARGS: check

-functional-system-ubuntu:
-  extends: .functional_test_job_template
+avocado-system-ubuntu:
+  extends: .avocado_test_job_template
  needs:
    - job: build-system-ubuntu
      artifacts: true
  variables:
    IMAGE: ubuntu2204
-    MAKE_CHECK_ARGS: check-avocado check-functional
-    AVOCADO_TAGS: arch:alpha arch:microblazeel arch:mips64el
+    MAKE_CHECK_ARGS: check-avocado
+    AVOCADO_TAGS: arch:alpha arch:microblaze arch:mips64el

 build-system-debian:
  extends:
@@ -70,8 +70,8 @@ build-system-debian:
  needs:
    job: amd64-debian-container
  variables:
-    IMAGE: debian
-    CONFIGURE_ARGS: --with-coroutine=sigaltstack --enable-rust
+    IMAGE: debian-amd64
+    CONFIGURE_ARGS: --with-coroutine=sigaltstack
    TARGETS: arm-softmmu i386-softmmu riscv64-softmmu sh4eb-softmmu
      sparc-softmmu xtensa-softmmu
    MAKE_CHECK_ARGS: check-build
@@ -82,17 +82,17 @@ check-system-debian:
    - job: build-system-debian
      artifacts: true
  variables:
-    IMAGE: debian
+    IMAGE: debian-amd64
    MAKE_CHECK_ARGS: check

-functional-system-debian:
-  extends: .functional_test_job_template
+avocado-system-debian:
+  extends: .avocado_test_job_template
  needs:
    - job: build-system-debian
      artifacts: true
  variables:
-    IMAGE: debian
-    MAKE_CHECK_ARGS: check-avocado check-functional
+    IMAGE: debian-amd64
+    MAKE_CHECK_ARGS: check-avocado
    AVOCADO_TAGS: arch:arm arch:i386 arch:riscv64 arch:sh4 arch:sparc arch:xtensa

 crash-test-debian:
@@ -101,7 +101,7 @@ crash-test-debian:
    - job: build-system-debian
      artifacts: true
  variables:
-    IMAGE: debian
+    IMAGE: debian-amd64
  script:
    - cd build
    - make NINJA=":" check-venv
@@ -115,30 +115,11 @@ build-system-fedora:
    job: amd64-fedora-container
  variables:
    IMAGE: fedora
-    CONFIGURE_ARGS: --disable-gcrypt --enable-nettle --enable-docs --enable-crypto-afalg --enable-rust
+    CONFIGURE_ARGS: --disable-gcrypt --enable-nettle --enable-docs
    TARGETS: microblaze-softmmu mips-softmmu
      xtensa-softmmu m68k-softmmu riscv32-softmmu ppc-softmmu sparc64-softmmu
    MAKE_CHECK_ARGS: check-build

-build-system-fedora-rust-nightly:
-  extends:
-    - .native_build_job_template
-    - .native_build_artifact_template
-  needs:
-    job: amd64-fedora-rust-nightly-container
-  variables:
-    IMAGE: fedora-rust-nightly
-    CONFIGURE_ARGS: --disable-docs --enable-rust --enable-strict-rust-lints
-    TARGETS: aarch64-softmmu
-    MAKE_CHECK_ARGS: check-build
-  after_script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start test "Running Rust doctests"
-    - cd build
-    - pyvenv/bin/meson devenv -w ../rust ${CARGO-cargo} test --doc -p qemu_api
-
-  allow_failure: true
-
 check-system-fedora:
  extends: .native_test_job_template
  needs:
@@ -148,14 +129,14 @@ check-system-fedora:
    IMAGE: fedora
    MAKE_CHECK_ARGS: check

-functional-system-fedora:
-  extends: .functional_test_job_template
+avocado-system-fedora:
+  extends: .avocado_test_job_template
  needs:
    - job: build-system-fedora
      artifacts: true
  variables:
    IMAGE: fedora
-    MAKE_CHECK_ARGS: check-avocado check-functional
+    MAKE_CHECK_ARGS: check-avocado
    AVOCADO_TAGS: arch:microblaze arch:mips arch:xtensa arch:m68k
      arch:riscv32 arch:ppc arch:sparc64

@@ -177,110 +158,34 @@ build-system-centos:
    - .native_build_job_template
    - .native_build_artifact_template
  needs:
-    job: amd64-centos9-container
+    job: amd64-centos8-container
  variables:
-    IMAGE: centos9
+    IMAGE: centos8
    CONFIGURE_ARGS: --disable-nettle --enable-gcrypt --enable-vfio-user-server
      --enable-modules --enable-trace-backends=dtrace --enable-docs
    TARGETS: ppc64-softmmu or1k-softmmu s390x-softmmu
-      x86_64-softmmu rx-softmmu sh4-softmmu
+      x86_64-softmmu rx-softmmu sh4-softmmu nios2-softmmu
    MAKE_CHECK_ARGS: check-build

-# Previous QEMU release. Used for cross-version migration tests.
-build-previous-qemu:
-  extends: .native_build_job_template
-  artifacts:
-    when: on_success
-    expire_in: 2 days
-    paths:
-      - build-previous
-    exclude:
-      - build-previous/**/*.p
-      - build-previous/**/*.a.p
-      - build-previous/**/*.c.o
-      - build-previous/**/*.c.o.d
-  needs:
-    job: amd64-opensuse-leap-container
-  variables:
-    IMAGE: opensuse-leap
-    TARGETS: x86_64-softmmu aarch64-softmmu
-    # Override the default flags as we need more to grab the old version
-    GIT_FETCH_EXTRA_FLAGS: --prune --quiet
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - export QEMU_PREV_VERSION="$(sed 's/\([0-9.]*\)\.[0-9]*/v\1.0/' VERSION)"
-    - git remote add upstream https://gitlab.com/qemu-project/qemu
-    - git fetch upstream refs/tags/$QEMU_PREV_VERSION:refs/tags/$QEMU_PREV_VERSION
-    - git checkout $QEMU_PREV_VERSION
-  after_script:
-    - mv build build-previous
-
-.migration-compat-common:
-  extends: .common_test_job_template
-  needs:
-    - job: build-previous-qemu
-    - job: build-system-opensuse
-  # The old QEMU could have bugs unrelated to migration that are
-  # already fixed in the current development branch, so this test
-  # might fail.
-  allow_failure: true
-  variables:
-    IMAGE: opensuse-leap
-    MAKE_CHECK_ARGS: check-build
-  script:
-    # Use the migration-tests from the older QEMU tree. This avoids
-    # testing an old QEMU against new features/tests that it is not
-    # compatible with.
-    - cd build-previous
-    # Don't allow python-based tests to run. The
-    # vmstate-checker-script test has a race that causes it to fail
-    # sometimes. It cannot be fixed it because this job runs the test
-    # from the old QEMU version. The test will be removed on master,
-    # but this job will only see the change in the next release.
-    #
-    # TODO: remove this line after 9.2 release
-    - unset PYTHON
-    # old to new
-    - QTEST_QEMU_BINARY_SRC=./qemu-system-${TARGET}
-          QTEST_QEMU_BINARY=../build/qemu-system-${TARGET} ./tests/qtest/migration-test
-    # new to old
-    - QTEST_QEMU_BINARY_DST=./qemu-system-${TARGET}
-          QTEST_QEMU_BINARY=../build/qemu-system-${TARGET} ./tests/qtest/migration-test
-
-# This job needs to be disabled until we can have an aarch64 CPU model that
-# will both (1) support both KVM and TCG, and (2) provide a stable ABI.
-# Currently only "-cpu max" can provide (1), however it doesn't guarantee
-# (2).  Mark this test skipped until later.
-migration-compat-aarch64:
-  extends: .migration-compat-common
-  variables:
-    TARGET: aarch64
-    QEMU_JOB_SKIPPED: 1
-
-migration-compat-x86_64:
-  extends: .migration-compat-common
-  variables:
-    TARGET: x86_64
-
 check-system-centos:
  extends: .native_test_job_template
  needs:
    - job: build-system-centos
      artifacts: true
  variables:
-    IMAGE: centos9
+    IMAGE: centos8
    MAKE_CHECK_ARGS: check

-functional-system-centos:
-  extends: .functional_test_job_template
+avocado-system-centos:
+  extends: .avocado_test_job_template
  needs:
    - job: build-system-centos
      artifacts: true
  variables:
-    IMAGE: centos9
-    MAKE_CHECK_ARGS: check-avocado check-functional
-    AVOCADO_TAGS: arch:ppc64 arch:or1k arch:s390x arch:x86_64 arch:rx
-      arch:sh4
+    IMAGE: centos8
+    MAKE_CHECK_ARGS: check-avocado
+    AVOCADO_TAGS: arch:ppc64 arch:or1k arch:390x arch:x86_64 arch:rx
+      arch:sh4 arch:nios2

 build-system-opensuse:
  extends:
@@ -302,46 +207,16 @@ check-system-opensuse:
    IMAGE: opensuse-leap
    MAKE_CHECK_ARGS: check

-functional-system-opensuse:
-  extends: .functional_test_job_template
+avocado-system-opensuse:
+  extends: .avocado_test_job_template
  needs:
    - job: build-system-opensuse
      artifacts: true
  variables:
    IMAGE: opensuse-leap
-    MAKE_CHECK_ARGS: check-avocado check-functional
+    MAKE_CHECK_ARGS: check-avocado
    AVOCADO_TAGS: arch:s390x arch:x86_64 arch:aarch64

-#
-# Flaky tests. We don't run these by default and they are allow fail
-# but often the CI system is the only way to trigger the failures.
-#
-
-build-system-flaky:
-  extends:
-    - .native_build_job_template
-    - .native_build_artifact_template
-  needs:
-    job: amd64-debian-container
-  variables:
-    IMAGE: debian
-    QEMU_JOB_OPTIONAL: 1
-    TARGETS: aarch64-softmmu arm-softmmu mips64el-softmmu
-      ppc64-softmmu rx-softmmu s390x-softmmu sh4-softmmu x86_64-softmmu
-    MAKE_CHECK_ARGS: check-build
-
-functional-system-flaky:
-  extends: .functional_test_job_template
-  needs:
-    - job: build-system-flaky
-      artifacts: true
-  allow_failure: true
-  variables:
-    IMAGE: debian
-    MAKE_CHECK_ARGS: check-avocado check-functional
-    QEMU_JOB_OPTIONAL: 1
-    QEMU_TEST_FLAKY_TESTS: 1
-    AVOCADO_TAGS: flaky

 # This jobs explicitly disable TCG (--disable-tcg), KVM is detected by
 # the configure script. The container doesn't contain Xen headers so
@@ -353,9 +228,9 @@ functional-system-flaky:
 build-tcg-disabled:
  extends: .native_build_job_template
  needs:
-    job: amd64-centos9-container
+    job: amd64-centos8-container
  variables:
-    IMAGE: centos9
+    IMAGE: centos8
  script:
    - mkdir build
    - cd build
@@ -368,13 +243,11 @@ build-tcg-disabled:
    - cd tests/qemu-iotests/
    - ./check -raw 001 002 003 004 005 008 009 010 011 012 021 025 032 033 048
            052 063 077 086 101 104 106 113 148 150 151 152 157 159 160 163
-            170 171 184 192 194 208 221 226 227 236 253 277 image-fleecing
+            170 171 183 184 192 194 208 221 226 227 236 253 277 image-fleecing
    - ./check -qcow2 028 051 056 057 058 065 068 082 085 091 095 096 102 122
            124 132 139 142 144 145 151 152 155 157 165 194 196 200 202
            208 209 216 218 227 234 246 247 248 250 254 255 257 258
            260 261 262 263 264 270 272 273 277 279 image-fleecing
-    - cd ../..
-    - make distclean

 build-user:
  extends: .native_build_job_template
@@ -458,8 +331,8 @@ clang-system:
    job: amd64-fedora-container
  variables:
    IMAGE: fedora
-    CONFIGURE_ARGS: --cc=clang --cxx=clang++ --enable-ubsan
-      --extra-cflags=-fno-sanitize-recover=undefined
+    CONFIGURE_ARGS: --cc=clang --cxx=clang++
+      --extra-cflags=-fsanitize=undefined --extra-cflags=-fno-sanitize-recover=undefined
    TARGETS: alpha-softmmu arm-softmmu m68k-softmmu mips64-softmmu s390x-softmmu
    MAKE_CHECK_ARGS: check-qtest check-tcg

@@ -470,9 +343,9 @@ clang-user:
  timeout: 70m
  variables:
    IMAGE: debian-all-test-cross
-    CONFIGURE_ARGS: --cc=clang --cxx=clang++ --disable-system --enable-ubsan
+    CONFIGURE_ARGS: --cc=clang --cxx=clang++ --disable-system
      --target-list-exclude=alpha-linux-user,microblazeel-linux-user,aarch64_be-linux-user,i386-linux-user,m68k-linux-user,mipsn32el-linux-user,xtensaeb-linux-user
-      --extra-cflags=-fno-sanitize-recover=undefined
+      --extra-cflags=-fsanitize=undefined --extra-cflags=-fno-sanitize-recover=undefined
    MAKE_CHECK_ARGS: check-unit check-tcg

 # Set LD_JOBS=1 because this requires LTO and ld consumes a large amount of memory.
@@ -513,14 +386,14 @@ check-cfi-aarch64:
    IMAGE: fedora
    MAKE_CHECK_ARGS: check

-functional-cfi-aarch64:
-  extends: .functional_test_job_template
+avocado-cfi-aarch64:
+  extends: .avocado_test_job_template
  needs:
    - job: build-cfi-aarch64
      artifacts: true
  variables:
    IMAGE: fedora
-    MAKE_CHECK_ARGS: check-avocado check-functional
+    MAKE_CHECK_ARGS: check-avocado

 build-cfi-ppc64-s390x:
  extends:
@@ -551,14 +424,14 @@ check-cfi-ppc64-s390x:
    IMAGE: fedora
    MAKE_CHECK_ARGS: check

-functional-cfi-ppc64-s390x:
-  extends: .functional_test_job_template
+avocado-cfi-ppc64-s390x:
+  extends: .avocado_test_job_template
  needs:
    - job: build-cfi-ppc64-s390x
      artifacts: true
  variables:
    IMAGE: fedora
-    MAKE_CHECK_ARGS: check-avocado check-functional
+    MAKE_CHECK_ARGS: check-avocado

 build-cfi-x86_64:
  extends:
@@ -585,14 +458,14 @@ check-cfi-x86_64:
    IMAGE: fedora
    MAKE_CHECK_ARGS: check

-functional-cfi-x86_64:
-  extends: .functional_test_job_template
+avocado-cfi-x86_64:
+  extends: .avocado_test_job_template
  needs:
    - job: build-cfi-x86_64
      artifacts: true
  variables:
    IMAGE: fedora
-    MAKE_CHECK_ARGS: check-avocado check-functional
+    MAKE_CHECK_ARGS: check-avocado

 tsan-build:
  extends: .native_build_job_template
@@ -603,9 +476,6 @@ tsan-build:
    CONFIGURE_ARGS: --enable-tsan --cc=clang --cxx=clang++
          --enable-trace-backends=ust --disable-slirp
    TARGETS: x86_64-softmmu ppc64-softmmu riscv64-softmmu x86_64-linux-user
-    # Remove when we switch to a distro with clang >= 18
-    # https://github.com/google/sanitizers/issues/1716
-    MAKE: setarch -R make

 # gcov is a GCC features
 gcov:
@@ -647,15 +517,12 @@ build-oss-fuzz:
    - CC="clang" CXX="clang++" CFLAGS="-fsanitize=address"
      ./scripts/oss-fuzz/build.sh
    - export ASAN_OPTIONS="fast_unwind_on_malloc=0"
-    - failures=0
    - for fuzzer in $(find ./build-oss-fuzz/DEST_DIR/ -executable -type f
                      | grep -v slirp); do
        grep "LLVMFuzzerTestOneInput" ${fuzzer} > /dev/null 2>&1 || continue ;
        echo Testing ${fuzzer} ... ;
-        "${fuzzer}" -runs=1 -seed=1 || { echo "FAILED:"" ${fuzzer} exit code is $?"; failures=$(($failures+1)); };
+        "${fuzzer}" -runs=1 -seed=1 || exit 1 ;
      done
-    - echo "Number of failures:"" $failures"
-    - test $failures = 0

 build-tci:
  extends: .native_build_job_template
@@ -667,7 +534,7 @@ build-tci:
    - TARGETS="aarch64 arm hppa m68k microblaze ppc64 s390x x86_64"
    - mkdir build
    - cd build
-    - ../configure --enable-tcg-interpreter --disable-kvm --disable-docs --disable-gtk --disable-vnc
+    - ../configure --enable-tcg-interpreter --disable-docs --disable-gtk --disable-vnc
        --target-list="$(for tg in $TARGETS; do echo -n ${tg}'-softmmu '; done)"
        || { cat config.log meson-logs/meson-log.txt && exit 1; }
    - make -j"$JOBS"
@@ -685,9 +552,9 @@ build-tci:
 build-without-defaults:
  extends: .native_build_job_template
  needs:
-    job: amd64-centos9-container
+    job: amd64-centos8-container
  variables:
-    IMAGE: centos9
+    IMAGE: centos8
    CONFIGURE_ARGS:
      --without-default-devices
      --without-default-features
@@ -695,7 +562,8 @@ build-without-defaults:
      --disable-pie
      --disable-qom-cast-debug
      --disable-strip
-      --target-list-exclude=aarch64-softmmu,microblaze-softmmu,mips64-softmmu,mipsel-softmmu,ppc64-softmmu,sh4el-softmmu,xtensa-softmmu,x86_64-softmmu
+    TARGETS: avr-softmmu mips64-softmmu s390x-softmmu sh4-softmmu
+      sparc64-softmmu hexagon-linux-user i386-linux-user s390x-linux-user
    MAKE_CHECK_ARGS: check

 build-libvhost-user:
@@ -721,7 +589,7 @@ build-tools-and-docs-debian:
    # when running on 'master' we use pre-existing container
    optional: true
  variables:
-    IMAGE: debian
+    IMAGE: debian-amd64
    MAKE_CHECK_ARGS: check-unit ctags TAGS cscope
    CONFIGURE_ARGS: --disable-system --disable-user --enable-docs --enable-tools
    QEMU_JOB_PUBLISH: 1
@@ -741,7 +609,7 @@ build-tools-and-docs-debian:
 # of what topic branch they're currently using
 pages:
  extends: .base_job_template
-  image: $CI_REGISTRY_IMAGE/qemu/debian:$QEMU_CI_CONTAINER_TAG
+  image: $CI_REGISTRY_IMAGE/qemu/debian-amd64:$QEMU_CI_CONTAINER_TAG
  stage: test
  needs:
    - job: build-tools-and-docs-debian
@@ -749,10 +617,7 @@ pages:
    - mkdir -p public
    # HTML-ised source tree
    - make gtags
-    # We unset variables to work around a bug in some htags versions
-    # which causes it to fail when the environment is large
-    - CI_COMMIT_MESSAGE= CI_COMMIT_TAG_MESSAGE= htags
-        -anT --tree-view=filetree -m qemu_init
+    - htags -anT --tree-view=filetree -m qemu_init
        -t "Welcome to the QEMU sourcecode"
    - mv HTML public/src
    # Project documentation
@@ -764,40 +629,3 @@ pages:
      - public
  variables:
    QEMU_JOB_PUBLISH: 1
-
-coverity:
-  image: $CI_REGISTRY_IMAGE/qemu/fedora:$QEMU_CI_CONTAINER_TAG
-  stage: build
-  allow_failure: true
-  timeout: 3h
-  needs:
-    - job: amd64-fedora-container
-      optional: true
-  before_script:
-    - dnf install -y curl wget
-  script:
-    # would be nice to cancel the job if over quota (https://gitlab.com/gitlab-org/gitlab/-/issues/256089)
-    # for example:
-    #   curl --request POST --header "PRIVATE-TOKEN: $CI_JOB_TOKEN" "${CI_SERVER_URL}/api/v4/projects/${CI_PROJECT_ID}/jobs/${CI_JOB_ID}/cancel
-    - 'scripts/coverity-scan/run-coverity-scan --check-upload-only || { exitcode=$?; if test $exitcode = 1; then
-        exit 0;
-      else
-        exit $exitcode;
-      fi; };
-      scripts/coverity-scan/run-coverity-scan --update-tools-only > update-tools.log 2>&1 || { cat update-tools.log; exit 1; };
-      scripts/coverity-scan/run-coverity-scan --no-update-tools'
-  rules:
-    - if: '$COVERITY_TOKEN == null'
-      when: never
-    - if: '$COVERITY_EMAIL == null'
-      when: never
-    # Never included on upstream pipelines, except for schedules
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_PIPELINE_SOURCE == "schedule"'
-      when: on_success
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM'
-      when: never
-    # Forks don't get any pipeline unless QEMU_CI=1 or QEMU_CI=2 is set
-    - if: '$QEMU_CI != "1" && $QEMU_CI != "2"'
-      when: never
-    # Always manual on forks even if $QEMU_CI == "2"
-    - when: manual
--- a/.gitlab-ci.d/check-dco.py
+++ b/.gitlab-ci.d/check-dco.py
@@ -19,9 +19,10 @@ cwd = os.getcwd()
 reponame = os.path.basename(cwd)
 repourl = "https://gitlab.com/%s/%s.git" % (namespace, reponame)

-print(f"adding upstream git repo @ {repourl}")
 subprocess.check_call(["git", "remote", "add", "check-dco", repourl])
-subprocess.check_call(["git", "fetch", "--refetch", "check-dco", "master"])
+subprocess.check_call(["git", "fetch", "check-dco", "master"],
+                      stdout=subprocess.DEVNULL,
+                      stderr=subprocess.DEVNULL)

 ancestor = subprocess.check_output(["git", "merge-base",
                                    "check-dco/master", "HEAD"],
@@ -78,10 +79,7 @@ of Origin 1.1 (DCO):

 To indicate acceptance of the DCO every commit must have a tag

-  Signed-off-by: YOUR NAME <EMAIL>
-
-where "YOUR NAME" is your commonly known identity in the context
-of the community.
+  Signed-off-by: REAL NAME <EMAIL>

 This can be achieved by passing the "-s" flag to the "git commit" command.

--- a/.gitlab-ci.d/check-patch.py
+++ b/.gitlab-ci.d/check-patch.py
@@ -19,12 +19,13 @@ cwd = os.getcwd()
 reponame = os.path.basename(cwd)
 repourl = "https://gitlab.com/%s/%s.git" % (namespace, reponame)

-print(f"adding upstream git repo @ {repourl}")
 # GitLab CI environment does not give us any direct info about the
 # base for the user's branch. We thus need to figure out a common
 # ancestor between the user's branch and current git master.
 subprocess.check_call(["git", "remote", "add", "check-patch", repourl])
-subprocess.check_call(["git", "fetch", "--refetch", "check-patch", "master"])
+subprocess.check_call(["git", "fetch", "check-patch", "master"],
+                      stdout=subprocess.DEVNULL,
+                      stderr=subprocess.DEVNULL)

 ancestor = subprocess.check_output(["git", "merge-base",
                                    "check-patch/master", "HEAD"],
--- a/.gitlab-ci.d/check-units.py
+++ b/.gitlab-ci.d/check-units.py
@@ -1,66 +0,0 @@
-#!/usr/bin/env python3
-#
-# check-units.py: check the number of compilation units and identify
-#                 those that are rebuilt multiple times
-#
-# Copyright (C) 2025 Linaro Ltd.
-#
-# SPDX-License-Identifier: GPL-2.0-or-later
-
-from os import access, R_OK, path
-from sys import argv, exit
-import json
-from collections import Counter
-
-
-def extract_build_units(cc_path):
-    """
-    Extract the build units and their counds from compile_commands.json file.
-
-    Returns:
-        Hash table of ["unit"] = count
-    """
-
-    j = json.load(open(cc_path, 'r'))
-    files = [f['file'] for f in j]
-    build_units = Counter(files)
-
-    return build_units
-
-
-def analyse_units(build_units):
-    """
-    Analyse the build units and report stats and the top 10 rebuilds
-    """
-
-    print(f"Total source files: {len(build_units.keys())}")
-    print(f"Total build units: {sum(units.values())}")
-
-    # Create a sorted list by number of rebuilds
-    sorted_build_units = sorted(build_units.items(),
-                                key=lambda item: item[1],
-                                reverse=True)
-
-    print("Most rebuilt units:")
-    for unit, count in sorted_build_units[:20]:
-        print(f"  {unit} built {count} times")
-
-    print("Least rebuilt units:")
-    for unit, count in sorted_build_units[-10:]:
-        print(f"  {unit} built {count} times")
-
-
-if __name__ == "__main__":
-    if len(argv) != 2:
-        script_name = path.basename(argv[0])
-        print(f"Usage: {script_name} <path_to_compile_commands.json>")
-        exit(1)
-
-    cc_path = argv[1]
-    if path.isfile(cc_path) and access(cc_path, R_OK):
-        units = extract_build_units(cc_path)
-        analyse_units(units)
-        exit(0)
-    else:
-        print(f"{cc_path} doesn't exist or isn't readable")
-        exit(1)
--- a/.gitlab-ci.d/cirrus.yml
+++ b/.gitlab-ci.d/cirrus.yml
@@ -13,48 +13,100 @@
 .cirrus_build_job:
  extends: .base_job_template
  stage: build
-  image: registry.gitlab.com/libvirt/libvirt-ci/cirrus-run:latest
+  image: registry.gitlab.com/libvirt/libvirt-ci/cirrus-run:master
  needs: []
-  allow_failure:
-    exit_codes: 3
  # 20 mins larger than "timeout_in" in cirrus/build.yml
  # as there's often a 5-10 minute delay before Cirrus CI
  # actually starts the task
  timeout: 80m
  script:
-    - set -o allexport
    - source .gitlab-ci.d/cirrus/$NAME.vars
-    - set +o allexport
-    - cirrus-vars <.gitlab-ci.d/cirrus/build.yml >.gitlab-ci.d/cirrus/$NAME.yml
+    - sed -e "s|[@]CI_REPOSITORY_URL@|$CI_REPOSITORY_URL|g"
+          -e "s|[@]CI_COMMIT_REF_NAME@|$CI_COMMIT_REF_NAME|g"
+          -e "s|[@]CI_COMMIT_SHA@|$CI_COMMIT_SHA|g"
+          -e "s|[@]CIRRUS_VM_INSTANCE_TYPE@|$CIRRUS_VM_INSTANCE_TYPE|g"
+          -e "s|[@]CIRRUS_VM_IMAGE_SELECTOR@|$CIRRUS_VM_IMAGE_SELECTOR|g"
+          -e "s|[@]CIRRUS_VM_IMAGE_NAME@|$CIRRUS_VM_IMAGE_NAME|g"
+          -e "s|[@]CIRRUS_VM_CPUS@|$CIRRUS_VM_CPUS|g"
+          -e "s|[@]CIRRUS_VM_RAM@|$CIRRUS_VM_RAM|g"
+          -e "s|[@]UPDATE_COMMAND@|$UPDATE_COMMAND|g"
+          -e "s|[@]INSTALL_COMMAND@|$INSTALL_COMMAND|g"
+          -e "s|[@]PATH@|$PATH_EXTRA${PATH_EXTRA:+:}\$PATH|g"
+          -e "s|[@]PKG_CONFIG_PATH@|$PKG_CONFIG_PATH|g"
+          -e "s|[@]PKGS@|$PKGS|g"
+          -e "s|[@]MAKE@|$MAKE|g"
+          -e "s|[@]PYTHON@|$PYTHON|g"
+          -e "s|[@]PIP3@|$PIP3|g"
+          -e "s|[@]PYPI_PKGS@|$PYPI_PKGS|g"
+          -e "s|[@]CONFIGURE_ARGS@|$CONFIGURE_ARGS|g"
+          -e "s|[@]TEST_TARGETS@|$TEST_TARGETS|g"
+      <.gitlab-ci.d/cirrus/build.yml >.gitlab-ci.d/cirrus/$NAME.yml
    - cat .gitlab-ci.d/cirrus/$NAME.yml
    - cirrus-run -v --show-build-log always .gitlab-ci.d/cirrus/$NAME.yml
  variables:
    QEMU_JOB_CIRRUS: 1

-x64-freebsd-14-build:
+x64-freebsd-13-build:
  extends: .cirrus_build_job
  variables:
-    NAME: freebsd-14
+    NAME: freebsd-13
    CIRRUS_VM_INSTANCE_TYPE: freebsd_instance
    CIRRUS_VM_IMAGE_SELECTOR: image_family
-    CIRRUS_VM_IMAGE_NAME: freebsd-14-2
+    CIRRUS_VM_IMAGE_NAME: freebsd-13-2
    CIRRUS_VM_CPUS: 8
    CIRRUS_VM_RAM: 8G
    UPDATE_COMMAND: pkg update; pkg upgrade -y
    INSTALL_COMMAND: pkg install -y
-    CONFIGURE_ARGS: --target-list-exclude=arm-softmmu,i386-softmmu,microblaze-softmmu,mips64el-softmmu,mipsel-softmmu,mips-softmmu,ppc-softmmu,sh4eb-softmmu,xtensa-softmmu
    TEST_TARGETS: check

-aarch64-macos-build:
+aarch64-macos-12-base-build:
  extends: .cirrus_build_job
  variables:
-    NAME: macos-14
+    NAME: macos-12
    CIRRUS_VM_INSTANCE_TYPE: macos_instance
    CIRRUS_VM_IMAGE_SELECTOR: image
-    CIRRUS_VM_IMAGE_NAME: ghcr.io/cirruslabs/macos-runner:sonoma
+    CIRRUS_VM_IMAGE_NAME: ghcr.io/cirruslabs/macos-monterey-base:latest
+    CIRRUS_VM_CPUS: 12
+    CIRRUS_VM_RAM: 24G
    UPDATE_COMMAND: brew update
    INSTALL_COMMAND: brew install
    PATH_EXTRA: /opt/homebrew/ccache/libexec:/opt/homebrew/gettext/bin
    PKG_CONFIG_PATH: /opt/homebrew/curl/lib/pkgconfig:/opt/homebrew/ncurses/lib/pkgconfig:/opt/homebrew/readline/lib/pkgconfig
-    CONFIGURE_ARGS: --target-list-exclude=arm-softmmu,i386-softmmu,microblazeel-softmmu,mips64-softmmu,mipsel-softmmu,mips-softmmu,ppc-softmmu,sh4-softmmu,xtensaeb-softmmu
    TEST_TARGETS: check-unit check-block check-qapi-schema check-softfloat check-qtest-x86_64
+
+
+# The following jobs run VM-based tests via KVM on a Linux-based Cirrus-CI job
+.cirrus_kvm_job:
+  extends: .base_job_template
+  stage: build
+  image: registry.gitlab.com/libvirt/libvirt-ci/cirrus-run:master
+  needs: []
+  timeout: 80m
+  script:
+    - sed -e "s|[@]CI_REPOSITORY_URL@|$CI_REPOSITORY_URL|g"
+          -e "s|[@]CI_COMMIT_REF_NAME@|$CI_COMMIT_REF_NAME|g"
+          -e "s|[@]CI_COMMIT_SHA@|$CI_COMMIT_SHA|g"
+          -e "s|[@]NAME@|$NAME|g"
+          -e "s|[@]CONFIGURE_ARGS@|$CONFIGURE_ARGS|g"
+          -e "s|[@]TEST_TARGETS@|$TEST_TARGETS|g"
+      <.gitlab-ci.d/cirrus/kvm-build.yml >.gitlab-ci.d/cirrus/$NAME.yml
+    - cat .gitlab-ci.d/cirrus/$NAME.yml
+    - cirrus-run -v --show-build-log always .gitlab-ci.d/cirrus/$NAME.yml
+  variables:
+    QEMU_JOB_CIRRUS: 1
+    QEMU_JOB_OPTIONAL: 1
+
+
+x86-netbsd:
+  extends: .cirrus_kvm_job
+  variables:
+    NAME: netbsd
+    CONFIGURE_ARGS: --target-list=x86_64-softmmu,ppc64-softmmu,aarch64-softmmu
+    TEST_TARGETS: check
+
+x86-openbsd:
+  extends: .cirrus_kvm_job
+  variables:
+    NAME: openbsd
+    CONFIGURE_ARGS: --target-list=i386-softmmu,riscv64-softmmu,mips64-softmmu
+    TEST_TARGETS: check
--- a/.gitlab-ci.d/cirrus/build.yml
+++ b/.gitlab-ci.d/cirrus/build.yml
@@ -8,7 +8,7 @@ env:
  CI_REPOSITORY_URL: "@CI_REPOSITORY_URL@"
  CI_COMMIT_REF_NAME: "@CI_COMMIT_REF_NAME@"
  CI_COMMIT_SHA: "@CI_COMMIT_SHA@"
-  PATH: "@PATH_EXTRA@:$PATH"
+  PATH: "@PATH@"
  PKG_CONFIG_PATH: "@PKG_CONFIG_PATH@"
  PYTHON: "@PYTHON@"
  MAKE: "@MAKE@"
@@ -21,12 +21,12 @@ build_task:
  install_script:
    - @UPDATE_COMMAND@
    - @INSTALL_COMMAND@ @PKGS@
-    - if test -n "@PYPI_PKGS@" ; then PYLIB=$(@PYTHON@ -c 'import sysconfig; print(sysconfig.get_path("stdlib"))'); rm -f $PYLIB/EXTERNALLY-MANAGED; @PIP3@ install @PYPI_PKGS@ ; fi
+    - if test -n "@PYPI_PKGS@" ; then @PIP3@ install @PYPI_PKGS@ ; fi
  clone_script:
    - git clone --depth 100 "$CI_REPOSITORY_URL" .
    - git fetch origin "$CI_COMMIT_REF_NAME"
    - git reset --hard "$CI_COMMIT_SHA"
-  step_script:
+  build_script:
    - mkdir build
    - cd build
    - ../configure --enable-werror $CONFIGURE_ARGS
--- a/.gitlab-ci.d/cirrus/freebsd-13.vars
+++ b/.gitlab-ci.d/cirrus/freebsd-13.vars
@@ -0,0 +1,16 @@
+# THIS FILE WAS AUTO-GENERATED
+#
+#  $ lcitool variables freebsd-13 qemu
+#
+# https://gitlab.com/libvirt/libvirt-ci
+
+CCACHE='/usr/local/bin/ccache'
+CPAN_PKGS=''
+CROSS_PKGS=''
+MAKE='/usr/local/bin/gmake'
+NINJA='/usr/local/bin/ninja'
+PACKAGING_COMMAND='pkg'
+PIP3='/usr/local/bin/pip-3.8'
+PKGS='alsa-lib bash bison bzip2 ca_root_nss capstone4 ccache cmocka ctags curl cyrus-sasl dbus diffutils dtc flex fusefs-libs3 gettext git glib gmake gnutls gsed gtk3 json-c libepoxy libffi libgcrypt libjpeg-turbo libnfs libslirp libspice-server libssh libtasn1 llvm lzo2 meson mtools ncurses nettle ninja opencv pixman pkgconf png py39-numpy py39-pillow py39-pip py39-sphinx py39-sphinx_rtd_theme py39-tomli py39-yaml python3 rpm2cpio sdl2 sdl2_image snappy sndio socat spice-protocol tesseract usbredir virglrenderer vte3 xorriso zstd'
+PYPI_PKGS=''
+PYTHON='/usr/local/bin/python3'
--- a/.gitlab-ci.d/cirrus/freebsd-14.vars
+++ b/.gitlab-ci.d/cirrus/freebsd-14.vars
@@ -1,16 +0,0 @@
-# THIS FILE WAS AUTO-GENERATED
-#
-#  $ lcitool variables freebsd-14 qemu
-#
-# https://gitlab.com/libvirt/libvirt-ci
-
-CCACHE='/usr/local/bin/ccache'
-CPAN_PKGS=''
-CROSS_PKGS=''
-MAKE='/usr/local/bin/gmake'
-NINJA='/usr/local/bin/ninja'
-PACKAGING_COMMAND='pkg'
-PIP3='/usr/local/bin/pip'
-PKGS='alsa-lib bash bison bzip2 ca_root_nss capstone4 ccache4 cmocka ctags curl cyrus-sasl dbus diffutils dtc flex fusefs-libs3 gettext git glib gmake gnutls gsed gtk-vnc gtk3 json-c libepoxy libffi libgcrypt libjpeg-turbo libnfs libslirp libspice-server libssh libtasn1 llvm lzo2 meson mtools ncurses nettle ninja opencv pixman pkgconf png py311-numpy py311-pillow py311-pip py311-pyyaml py311-sphinx py311-sphinx_rtd_theme py311-tomli python3 rpm2cpio rust rust-bindgen-cli sdl2 sdl2_image snappy sndio socat spice-protocol tesseract usbredir virglrenderer vte3 vulkan-tools xorriso zstd'
-PYPI_PKGS=''
-PYTHON='/usr/local/bin/python3'
--- a/.gitlab-ci.d/cirrus/kvm-build.yml
+++ b/.gitlab-ci.d/cirrus/kvm-build.yml
@@ -0,0 +1,31 @@
+container:
+  image: fedora:35
+  cpu: 4
+  memory: 8Gb
+  kvm: true
+
+env:
+  CIRRUS_CLONE_DEPTH: 1
+  CI_REPOSITORY_URL: "@CI_REPOSITORY_URL@"
+  CI_COMMIT_REF_NAME: "@CI_COMMIT_REF_NAME@"
+  CI_COMMIT_SHA: "@CI_COMMIT_SHA@"
+
+@NAME@_task:
+  @NAME@_vm_cache:
+    folder: $HOME/.cache/qemu-vm
+  install_script:
+    - dnf update -y
+    - dnf install -y git make openssh-clients qemu-img qemu-system-x86 wget meson
+  clone_script:
+    - git clone --depth 100 "$CI_REPOSITORY_URL" .
+    - git fetch origin "$CI_COMMIT_REF_NAME"
+    - git reset --hard "$CI_COMMIT_SHA"
+  build_script:
+    - if [ -f $HOME/.cache/qemu-vm/images/@NAME@.img ]; then
+        make vm-build-@NAME@ J=$(getconf _NPROCESSORS_ONLN)
+          EXTRA_CONFIGURE_OPTS="@CONFIGURE_ARGS@"
+          BUILD_TARGET="@TEST_TARGETS@" ;
+      else
+        make vm-build-@NAME@ J=$(getconf _NPROCESSORS_ONLN) BUILD_TARGET=help
+          EXTRA_CONFIGURE_OPTS="--disable-system --disable-user --disable-tools" ;
+      fi
--- a/.gitlab-ci.d/cirrus/macos-12.vars
+++ b/.gitlab-ci.d/cirrus/macos-12.vars
@@ -0,0 +1,16 @@
+# THIS FILE WAS AUTO-GENERATED
+#
+#  $ lcitool variables macos-12 qemu
+#
+# https://gitlab.com/libvirt/libvirt-ci
+
+CCACHE='/opt/homebrew/bin/ccache'
+CPAN_PKGS=''
+CROSS_PKGS=''
+MAKE='/opt/homebrew/bin/gmake'
+NINJA='/opt/homebrew/bin/ninja'
+PACKAGING_COMMAND='brew'
+PIP3='/opt/homebrew/bin/pip3'
+PKGS='bash bc bison bzip2 capstone ccache cmocka ctags curl dbus diffutils dtc flex gcovr gettext git glib gnu-sed gnutls gtk+3 jemalloc jpeg-turbo json-c libepoxy libffi libgcrypt libiscsi libnfs libpng libslirp libssh libtasn1 libusb llvm lzo make meson mtools ncurses nettle ninja pixman pkg-config python3 rpm2cpio sdl2 sdl2_image snappy socat sparse spice-protocol swtpm tesseract usbredir vde vte3 xorriso zlib zstd'
+PYPI_PKGS='PyYAML numpy pillow sphinx sphinx-rtd-theme tomli'
+PYTHON='/opt/homebrew/bin/python3'
--- a/.gitlab-ci.d/cirrus/macos-14.vars
+++ b/.gitlab-ci.d/cirrus/macos-14.vars
@@ -1,16 +0,0 @@
-# THIS FILE WAS AUTO-GENERATED
-#
-#  $ lcitool variables macos-14 qemu
-#
-# https://gitlab.com/libvirt/libvirt-ci
-
-CCACHE='/opt/homebrew/bin/ccache'
-CPAN_PKGS=''
-CROSS_PKGS=''
-MAKE='/opt/homebrew/bin/gmake'
-NINJA='/opt/homebrew/bin/ninja'
-PACKAGING_COMMAND='brew'
-PIP3='/opt/homebrew/bin/pip3'
-PKGS='bash bc bindgen bison bzip2 capstone ccache cmocka ctags curl dbus diffutils dtc flex gcovr gettext git glib gnu-sed gnutls gtk+3 gtk-vnc jemalloc jpeg-turbo json-c libcbor libepoxy libffi libgcrypt libiscsi libnfs libpng libslirp libssh libtasn1 libusb llvm lzo make meson mtools ncurses nettle ninja pixman pkg-config python3 rpm2cpio rust sdl2 sdl2_image snappy socat sparse spice-protocol swtpm tesseract usbredir vde vte3 vulkan-tools xorriso zlib zstd'
-PYPI_PKGS='PyYAML numpy pillow sphinx sphinx-rtd-theme tomli'
-PYTHON='/opt/homebrew/bin/python3'
--- a/.gitlab-ci.d/container-core.yml
+++ b/.gitlab-ci.d/container-core.yml
@@ -1,10 +1,10 @@
 include:
  - local: '/.gitlab-ci.d/container-template.yml'

-amd64-centos9-container:
+amd64-centos8-container:
  extends: .container_job_template
  variables:
-    NAME: centos9
+    NAME: centos8

 amd64-fedora-container:
  extends: .container_job_template
--- a/.gitlab-ci.d/container-cross.yml
+++ b/.gitlab-ci.d/container-cross.yml
@@ -22,6 +22,12 @@ arm64-debian-cross-container:
  variables:
    NAME: debian-arm64-cross

+armel-debian-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-armel-cross
+
 armhf-debian-cross-container:
  extends: .container_job_template
  stage: containers
@@ -40,12 +46,6 @@ loongarch-debian-cross-container:
  variables:
    NAME: debian-loongarch-cross

-i686-debian-cross-container:
-  extends: .container_job_template
-  stage: containers
-  variables:
-    NAME: debian-i686-cross
-
 mips64el-debian-cross-container:
  extends: .container_job_template
  stage: containers
@@ -90,6 +90,21 @@ xtensa-debian-cross-container:
  variables:
    NAME: debian-xtensa-cross

+cris-fedora-cross-container:
+  extends: .container_job_template
+  variables:
+    NAME: fedora-cris-cross
+
+i386-fedora-cross-container:
+  extends: .container_job_template
+  variables:
+    NAME: fedora-i386-cross
+
+win32-fedora-cross-container:
+  extends: .container_job_template
+  variables:
+    NAME: fedora-win32-cross
+
 win64-fedora-cross-container:
  extends: .container_job_template
  variables:
--- a/.gitlab-ci.d/containers.yml
+++ b/.gitlab-ci.d/containers.yml
@@ -11,7 +11,7 @@ amd64-debian-container:
  extends: .container_job_template
  stage: containers
  variables:
-    NAME: debian
+    NAME: debian-amd64

 amd64-ubuntu2204-container:
  extends: .container_job_template
@@ -27,9 +27,3 @@ python-container:
  extends: .container_job_template
  variables:
    NAME: python
-
-amd64-fedora-rust-nightly-container:
-  extends: .container_job_template
-  variables:
-    NAME: fedora-rust-nightly
-  allow_failure: true
--- a/.gitlab-ci.d/crossbuild-template.yml
+++ b/.gitlab-ci.d/crossbuild-template.yml
@@ -8,12 +8,6 @@
    key: "$CI_JOB_NAME"
    when: always
  timeout: 80m
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start setup "Pre-script setup"
-    - JOBS=$(expr $(nproc) + 1)
-    - cat /packages.txt
-    - section_end setup
  script:
    - export CCACHE_BASEDIR="$(pwd)"
    - export CCACHE_DIR="$CCACHE_BASEDIR/ccache"
@@ -22,30 +16,18 @@
    - mkdir build
    - cd build
    - ccache --zero-stats
-    - section_start configure "Running configure"
    - ../configure --enable-werror --disable-docs --enable-fdt=system
        --disable-user $QEMU_CONFIGURE_OPTS $EXTRA_CONFIGURE_OPTS
-        --target-list-exclude="arm-softmmu
+        --target-list-exclude="arm-softmmu cris-softmmu
          i386-softmmu microblaze-softmmu mips-softmmu mipsel-softmmu
          mips64-softmmu ppc-softmmu riscv32-softmmu sh4-softmmu
          sparc-softmmu xtensa-softmmu $CROSS_SKIP_TARGETS"
-    - section_end configure
-    - section_start build "Building QEMU"
-    - make -j"$JOBS" all check-build
-    - section_end build
-    - section_start test "Running tests"
-    - if test -n "$MAKE_CHECK_ARGS";
-      then
-        $MAKE -j"$JOBS" $MAKE_CHECK_ARGS ;
-      fi
-    - section_end test
-    - section_start installer "Building the installer"
+    - make -j$(expr $(nproc) + 1) all check-build $MAKE_CHECK_ARGS
    - if grep -q "EXESUF=.exe" config-host.mak;
      then make installer;
      version="$(git describe --match v[0-9]* 2>/dev/null || git rev-parse --short HEAD)";
      mv -v qemu-setup*.exe qemu-setup-${version}.exe;
      fi
-    - section_end installer
    - ccache --show-stats

 # Job to cross-build specific accelerators.
@@ -57,14 +39,11 @@
  extends: .base_job_template
  stage: build
  image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:$QEMU_CI_CONTAINER_TAG
-  timeout: 60m
+  timeout: 30m
  cache:
    paths:
      - ccache/
    key: "$CI_JOB_NAME"
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - JOBS=$(expr $(nproc) + 1)
  script:
    - export CCACHE_BASEDIR="$(pwd)"
    - export CCACHE_DIR="$CCACHE_BASEDIR/ccache"
@@ -72,19 +51,9 @@
    - export PATH="$CCACHE_WRAPPERSDIR:$PATH"
    - mkdir build
    - cd build
-    - section_start configure "Running configure"
    - ../configure --enable-werror --disable-docs $QEMU_CONFIGURE_OPTS
        --disable-tools --enable-${ACCEL:-kvm} $EXTRA_CONFIGURE_OPTS
-    - section_end configure
-    - section_start build "Building QEMU"
-    - make -j"$JOBS" all check-build
-    - section_end build
-    - section_start test "Running tests"
-    - if test -n "$MAKE_CHECK_ARGS";
-      then
-        $MAKE -j"$JOBS" $MAKE_CHECK_ARGS ;
-      fi
-    - section_end test
+    - make -j$(expr $(nproc) + 1) all check-build $MAKE_CHECK_ARGS

 .cross_user_build_job:
  extends: .base_job_template
@@ -94,31 +63,18 @@
    paths:
      - ccache/
    key: "$CI_JOB_NAME"
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - JOBS=$(expr $(nproc) + 1)
  script:
    - export CCACHE_BASEDIR="$(pwd)"
    - export CCACHE_DIR="$CCACHE_BASEDIR/ccache"
    - export CCACHE_MAXSIZE="500M"
    - mkdir build
    - cd build
-    - section_start configure "Running configure"
    - ../configure --enable-werror --disable-docs $QEMU_CONFIGURE_OPTS
        --disable-system --target-list-exclude="aarch64_be-linux-user
-          alpha-linux-user m68k-linux-user microblazeel-linux-user
-          or1k-linux-user ppc-linux-user sparc-linux-user
+          alpha-linux-user cris-linux-user m68k-linux-user microblazeel-linux-user
+          nios2-linux-user or1k-linux-user ppc-linux-user sparc-linux-user
          xtensa-linux-user $CROSS_SKIP_TARGETS"
-    - section_end configure
-    - section_start build "Building QEMU"
-    - make -j"$JOBS" all check-build
-    - section_end build
-    - section_start test "Running tests"
-    - if test -n "$MAKE_CHECK_ARGS";
-      then
-        $MAKE -j"$JOBS" $MAKE_CHECK_ARGS ;
-      fi
-    - section_end test
+    - make -j$(expr $(nproc) + 1) all check-build $MAKE_CHECK_ARGS

 # We can still run some tests on some of our cross build jobs. They can add this
 # template to their extends to save the build logs and test results
--- a/.gitlab-ci.d/crossbuilds.yml
+++ b/.gitlab-ci.d/crossbuilds.yml
@@ -1,6 +1,13 @@
 include:
  - local: '/.gitlab-ci.d/crossbuild-template.yml'

+cross-armel-user:
+  extends: .cross_user_build_job
+  needs:
+    job: armel-debian-cross-container
+  variables:
+    IMAGE: debian-armel-cross
+
 cross-armhf-user:
  extends: .cross_user_build_job
  needs:
@@ -30,43 +37,28 @@ cross-arm64-kvm-only:
    IMAGE: debian-arm64-cross
    EXTRA_CONFIGURE_OPTS: --disable-tcg --without-default-features

-cross-i686-system:
-  extends:
-    - .cross_system_build_job
-    - .cross_test_artifacts
-  needs:
-    job: i686-debian-cross-container
-  variables:
-    IMAGE: debian-i686-cross
-    EXTRA_CONFIGURE_OPTS: --disable-kvm
-    MAKE_CHECK_ARGS: check-qtest
-
-cross-i686-user:
+cross-i386-user:
  extends:
    - .cross_user_build_job
    - .cross_test_artifacts
  needs:
-    job: i686-debian-cross-container
+    job: i386-fedora-cross-container
  variables:
-    IMAGE: debian-i686-cross
+    IMAGE: fedora-i386-cross
    MAKE_CHECK_ARGS: check

-cross-i686-tci:
+cross-i386-tci:
  extends:
    - .cross_accel_build_job
    - .cross_test_artifacts
  timeout: 60m
  needs:
-    job: i686-debian-cross-container
+    job: i386-fedora-cross-container
  variables:
-    IMAGE: debian-i686-cross
+    IMAGE: fedora-i386-cross
    ACCEL: tcg-interpreter
-    EXTRA_CONFIGURE_OPTS: --target-list=i386-softmmu,i386-linux-user,arm-softmmu,arm-linux-user,ppc-softmmu,ppc-linux-user --disable-plugins --disable-kvm
-    # Force tests to run with reduced parallelism, to see whether this
-    # reduces the flakiness of this CI job. The CI
-    # environment by default shows us 8 CPUs and so we
-    # would otherwise be using a parallelism of 9.
-    MAKE_CHECK_ARGS: check check-tcg -j2
+    EXTRA_CONFIGURE_OPTS: --target-list=i386-softmmu,i386-linux-user,aarch64-softmmu,aarch64-linux-user,ppc-softmmu,ppc-linux-user --disable-plugins
+    MAKE_CHECK_ARGS: check check-tcg

 cross-mipsel-system:
  extends: .cross_system_build_job
@@ -167,6 +159,20 @@ cross-mips64el-kvm-only:
    IMAGE: debian-mips64el-cross
    EXTRA_CONFIGURE_OPTS: --disable-tcg --target-list=mips64el-softmmu

+cross-win32-system:
+  extends: .cross_system_build_job
+  needs:
+    job: win32-fedora-cross-container
+  variables:
+    IMAGE: fedora-win32-cross
+    EXTRA_CONFIGURE_OPTS: --enable-fdt=internal --disable-plugins
+    CROSS_SKIP_TARGETS: alpha-softmmu avr-softmmu hppa-softmmu m68k-softmmu
+                        microblazeel-softmmu mips64el-softmmu nios2-softmmu
+  artifacts:
+    when: on_success
+    paths:
+      - build/qemu-setup*.exe
+
 cross-win64-system:
  extends: .cross_system_build_job
  needs:
@@ -175,7 +181,7 @@ cross-win64-system:
    IMAGE: fedora-win64-cross
    EXTRA_CONFIGURE_OPTS: --enable-fdt=internal --disable-plugins
    CROSS_SKIP_TARGETS: alpha-softmmu avr-softmmu hppa-softmmu
-                        m68k-softmmu microblazeel-softmmu
+                        m68k-softmmu microblazeel-softmmu nios2-softmmu
                        or1k-softmmu rx-softmmu sh4eb-softmmu sparc64-softmmu
                        tricore-softmmu xtensaeb-softmmu
  artifacts:
--- a/.gitlab-ci.d/custom-runners.yml
+++ b/.gitlab-ci.d/custom-runners.yml
@@ -10,14 +10,13 @@
 # gitlab-runner.  To avoid problems that gitlab-runner can cause while
 # reusing the GIT repository, let's enable the clone strategy, which
 # guarantees a fresh repository on each job run.
+variables:
+  GIT_STRATEGY: clone

 # All custom runners can extend this template to upload the testlog
 # data as an artifact and also feed the junit report
 .custom_runner_template:
  extends: .base_job_template
-  variables:
-    GIT_STRATEGY: clone
-    GIT_FETCH_EXTRA_FLAGS: --no-tags --prune --quiet
  artifacts:
    name: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
    expire_in: 7 days
@@ -29,6 +28,7 @@
      junit: build/meson-logs/testlog.junit.xml

 include:
-  - local: '/.gitlab-ci.d/custom-runners/ubuntu-22.04-s390x.yml'
+  - local: '/.gitlab-ci.d/custom-runners/ubuntu-20.04-s390x.yml'
  - local: '/.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch64.yml'
  - local: '/.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch32.yml'
+  - local: '/.gitlab-ci.d/custom-runners/centos-stream-8-x86_64.yml'
--- a/.gitlab-ci.d/custom-runners/centos-stream-8-x86_64.yml
+++ b/.gitlab-ci.d/custom-runners/centos-stream-8-x86_64.yml
@@ -0,0 +1,24 @@
+# All centos-stream-8 jobs should run successfully in an environment
+# setup by the scripts/ci/setup/stream/8/build-environment.yml task
+# "Installation of extra packages to build QEMU"
+
+centos-stream-8-x86_64:
+ extends: .custom_runner_template
+ allow_failure: true
+ needs: []
+ stage: build
+ tags:
+ - centos_stream_8
+ - x86_64
+ rules:
+ - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
+ - if: "$CENTOS_STREAM_8_x86_64_RUNNER_AVAILABLE"
+ before_script:
+ - JOBS=$(expr $(nproc) + 1)
+ script:
+ - mkdir build
+ - cd build
+ - ../scripts/ci/org.centos/stream/8/x86_64/configure
+   || { cat config.log meson-logs/meson-log.txt; exit 1; }
+ - make -j"$JOBS"
+ - make NINJA=":" check check-avocado
--- a/.gitlab-ci.d/custom-runners/ubuntu-20.04-s390x.yml
+++ b/.gitlab-ci.d/custom-runners/ubuntu-20.04-s390x.yml
@@ -1,32 +1,34 @@
-# All ubuntu-22.04 jobs should run successfully in an environment
-# setup by the scripts/ci/setup/ubuntu/build-environment.yml task
-# "Install basic packages to build QEMU on Ubuntu 22.04"
+# All ubuntu-20.04 jobs should run successfully in an environment
+# setup by the scripts/ci/setup/build-environment.yml task
+# "Install basic packages to build QEMU on Ubuntu 20.04/20.04"

-ubuntu-22.04-s390x-all-linux:
+ubuntu-20.04-s390x-all-linux-static:
 extends: .custom_runner_template
 needs: []
 stage: build
 tags:
- - ubuntu_22.04
+ - ubuntu_20.04
 - s390x
 rules:
 - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
 - if: "$S390X_RUNNER_AVAILABLE"
 script:
+ # --disable-libssh is needed because of https://bugs.launchpad.net/qemu/+bug/1838763
+ # --disable-glusterfs is needed because there's no static version of those libs in distro supplied packages
 - mkdir build
 - cd build
- - ../configure --enable-debug --disable-system --disable-tools --disable-docs
+ - ../configure --enable-debug --static --disable-system --disable-glusterfs --disable-libssh
   || { cat config.log meson-logs/meson-log.txt; exit 1; }
 - make --output-sync -j`nproc`
 - make --output-sync check-tcg
 - make --output-sync -j`nproc` check

-ubuntu-22.04-s390x-all-system:
+ubuntu-20.04-s390x-all:
 extends: .custom_runner_template
 needs: []
 stage: build
 tags:
- - ubuntu_22.04
+ - ubuntu_20.04
 - s390x
 timeout: 75m
 rules:
@@ -35,17 +37,17 @@ ubuntu-22.04-s390x-all-system:
 script:
 - mkdir build
 - cd build
- - ../configure --disable-user
+ - ../configure --disable-libssh
   || { cat config.log meson-logs/meson-log.txt; exit 1; }
 - make --output-sync -j`nproc`
 - make --output-sync -j`nproc` check

-ubuntu-22.04-s390x-alldbg:
+ubuntu-20.04-s390x-alldbg:
 extends: .custom_runner_template
 needs: []
 stage: build
 tags:
- - ubuntu_22.04
+ - ubuntu_20.04
 - s390x
 rules:
 - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
@@ -57,18 +59,18 @@ ubuntu-22.04-s390x-alldbg:
 script:
 - mkdir build
 - cd build
- - ../configure --enable-debug
+ - ../configure --enable-debug --disable-libssh
   || { cat config.log meson-logs/meson-log.txt; exit 1; }
 - make clean
 - make --output-sync -j`nproc`
 - make --output-sync -j`nproc` check

-ubuntu-22.04-s390x-clang:
+ubuntu-20.04-s390x-clang:
 extends: .custom_runner_template
 needs: []
 stage: build
 tags:
- - ubuntu_22.04
+ - ubuntu_20.04
 - s390x
 rules:
 - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
@@ -80,16 +82,16 @@ ubuntu-22.04-s390x-clang:
 script:
 - mkdir build
 - cd build
- - ../configure --cc=clang --cxx=clang++ --enable-ubsan
+ - ../configure --disable-libssh --cc=clang --cxx=clang++ --enable-sanitizers
   || { cat config.log meson-logs/meson-log.txt; exit 1; }
 - make --output-sync -j`nproc`
 - make --output-sync -j`nproc` check

-ubuntu-22.04-s390x-tci:
+ubuntu-20.04-s390x-tci:
 needs: []
 stage: build
 tags:
- - ubuntu_22.04
+ - ubuntu_20.04
 - s390x
 rules:
 - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
@@ -101,16 +103,16 @@ ubuntu-22.04-s390x-tci:
 script:
 - mkdir build
 - cd build
- - ../configure --enable-tcg-interpreter
+ - ../configure --disable-libssh --enable-tcg-interpreter
   || { cat config.log meson-logs/meson-log.txt; exit 1; }
 - make --output-sync -j`nproc`

-ubuntu-22.04-s390x-notcg:
+ubuntu-20.04-s390x-notcg:
 extends: .custom_runner_template
 needs: []
 stage: build
 tags:
- - ubuntu_22.04
+ - ubuntu_20.04
 - s390x
 rules:
 - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
@@ -122,7 +124,7 @@ ubuntu-22.04-s390x-notcg:
 script:
 - mkdir build
 - cd build
- - ../configure --disable-tcg
+ - ../configure --disable-libssh --disable-tcg
   || { cat config.log meson-logs/meson-log.txt; exit 1; }
 - make --output-sync -j`nproc`
 - make --output-sync -j`nproc` check
--- a/.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch32.yml
+++ b/.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch32.yml
@@ -1,5 +1,5 @@
 # All ubuntu-22.04 jobs should run successfully in an environment
-# setup by the scripts/ci/setup/ubuntu/build-environment.yml task
+# setup by the scripts/ci/setup/qemu/build-environment.yml task
 # "Install basic packages to build QEMU on Ubuntu 22.04"

 ubuntu-22.04-aarch32-all:
--- a/.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch64.yml
+++ b/.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch64.yml
@@ -1,5 +1,5 @@
 # All ubuntu-22.04 jobs should run successfully in an environment
-# setup by the scripts/ci/setup/ubuntu/build-environment.yml task
+# setup by the scripts/ci/setup/qemu/build-environment.yml task
 # "Install basic packages to build QEMU on Ubuntu 22.04"

 ubuntu-22.04-aarch64-all-linux-static:
@@ -103,7 +103,7 @@ ubuntu-22.04-aarch64-clang:
 script:
 - mkdir build
 - cd build
- - ../configure --disable-libssh --cc=clang --cxx=clang++ --enable-ubsan
+ - ../configure --disable-libssh --cc=clang --cxx=clang++ --enable-sanitizers
   || { cat config.log meson-logs/meson-log.txt; exit 1; }
 - make --output-sync -j`nproc --ignore=40`
 - make --output-sync -j`nproc --ignore=40` check
--- a/.gitlab-ci.d/opensbi.yml
+++ b/.gitlab-ci.d/opensbi.yml
@@ -24,10 +24,6 @@
    - if: '$QEMU_CI == "1" && $CI_PROJECT_NAMESPACE != "qemu-project" && $CI_COMMIT_MESSAGE =~ /opensbi/i'
      when: manual

-    # Scheduled runs on mainline don't get pipelines except for the special Coverity job
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_PIPELINE_SOURCE == "schedule"'
-      when: never
-
    # Run if any files affecting the build output are touched
    - changes:
        - .gitlab-ci.d/opensbi.yml
--- a/.gitlab-ci.d/static_checks.yml
+++ b/.gitlab-ci.d/static_checks.yml
@@ -46,49 +46,3 @@ check-python-tox:
    QEMU_JOB_OPTIONAL: 1
  needs:
    job: python-container
-
-check-rust-tools-nightly:
-  extends: .base_job_template
-  stage: test
-  image: $CI_REGISTRY_IMAGE/qemu/fedora-rust-nightly:$QEMU_CI_CONTAINER_TAG
-  script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start test "Running Rust code checks"
-    - cd build
-    - pyvenv/bin/meson devenv -w ../rust ${CARGO-cargo} fmt --check
-    - make clippy
-    - make rustdoc
-    - section_end test
-  variables:
-    GIT_DEPTH: 1
-  allow_failure: true
-  needs:
-    - job: build-system-fedora-rust-nightly
-      artifacts: true
-  artifacts:
-    when: on_success
-    expire_in: 2 days
-    paths:
-      - rust/target/doc
-
-check-build-units:
-  extends: .base_job_template
-  stage: build
-  image: $CI_REGISTRY_IMAGE/qemu/debian:$QEMU_CI_CONTAINER_TAG
-  needs:
-    job: amd64-debian-container
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start setup "Install Tools"
-    - apt install --assume-yes --no-install-recommends jq
-    - section_end setup
-  script:
-    - mkdir build
-    - cd build
-    - section_start configure "Running configure"
-    - ../configure
-    - cd ..
-    - section_end configure
-    - section_start analyse "Analyse"
-    - .gitlab-ci.d/check-units.py build/compile_commands.json
-    - section_end analyse
--- a/.gitlab-ci.d/windows.yml
+++ b/.gitlab-ci.d/windows.yml
@@ -1,7 +1,9 @@
-msys2-64bit:
+.shared_msys2_builder:
  extends: .base_job_template
  tags:
-  - saas-windows-medium-amd64
+  - shared-windows
+  - windows
+  - windows-1809
  cache:
    key: "$CI_JOB_NAME"
    paths:
@@ -12,14 +14,9 @@ msys2-64bit:
  stage: build
  timeout: 100m
  variables:
-    # Select the "64 bit, gcc and MSVCRT" MSYS2 environment
-    MSYSTEM: MINGW64
    # This feature doesn't (currently) work with PowerShell, it stops
    # the echo'ing of commands being run and doesn't show any timing
    FF_SCRIPT_SECTIONS: 0
-    CONFIGURE_ARGS: --disable-system --enable-tools -Ddebug=false -Doptimization=0
-    # The Windows git is a bit older so override the default
-    GIT_FETCH_EXTRA_FLAGS: --no-tags --prune --quiet
  artifacts:
    name: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
    expire_in: 7 days
@@ -75,20 +72,36 @@ msys2-64bit:
  - .\msys64\usr\bin\bash -lc "pacman -Sy --noconfirm --needed
      bison diffutils flex
      git grep make sed
-      mingw-w64-x86_64-binutils
-      mingw-w64-x86_64-ccache
-      mingw-w64-x86_64-curl
-      mingw-w64-x86_64-gcc
-      mingw-w64-x86_64-glib2
-      mingw-w64-x86_64-libnfs
-      mingw-w64-x86_64-libssh
-      mingw-w64-x86_64-ninja
-      mingw-w64-x86_64-pixman
-      mingw-w64-x86_64-pkgconf
-      mingw-w64-x86_64-python
-      mingw-w64-x86_64-zstd"
+      $MINGW_TARGET-binutils
+      $MINGW_TARGET-capstone
+      $MINGW_TARGET-ccache
+      $MINGW_TARGET-curl
+      $MINGW_TARGET-cyrus-sasl
+      $MINGW_TARGET-dtc
+      $MINGW_TARGET-gcc
+      $MINGW_TARGET-glib2
+      $MINGW_TARGET-gnutls
+      $MINGW_TARGET-gtk3
+      $MINGW_TARGET-libgcrypt
+      $MINGW_TARGET-libjpeg-turbo
+      $MINGW_TARGET-libnfs
+      $MINGW_TARGET-libpng
+      $MINGW_TARGET-libssh
+      $MINGW_TARGET-libtasn1
+      $MINGW_TARGET-libusb
+      $MINGW_TARGET-lzo2
+      $MINGW_TARGET-nettle
+      $MINGW_TARGET-ninja
+      $MINGW_TARGET-pixman
+      $MINGW_TARGET-pkgconf
+      $MINGW_TARGET-python
+      $MINGW_TARGET-SDL2
+      $MINGW_TARGET-SDL2_image
+      $MINGW_TARGET-snappy
+      $MINGW_TARGET-spice
+      $MINGW_TARGET-usbredir
+      $MINGW_TARGET-zstd "
  - Write-Output "Running build at $(Get-Date -Format u)"
-  - $env:JOBS = $(.\msys64\usr\bin\bash -lc nproc)
  - $env:CHERE_INVOKING = 'yes'  # Preserve the current working directory
  - $env:MSYS = 'winsymlinks:native' # Enable native Windows symlink
  - $env:CCACHE_BASEDIR = "$env:CI_PROJECT_DIR"
@@ -99,8 +112,30 @@ msys2-64bit:
  - mkdir build
  - cd build
  - ..\msys64\usr\bin\bash -lc "ccache --zero-stats"
-  - ..\msys64\usr\bin\bash -lc "../configure $CONFIGURE_ARGS"
-  - ..\msys64\usr\bin\bash -lc "make -j$env:JOBS"
+  - ..\msys64\usr\bin\bash -lc "../configure --enable-fdt=system $CONFIGURE_ARGS"
+  - ..\msys64\usr\bin\bash -lc "make"
  - ..\msys64\usr\bin\bash -lc "make check MTESTARGS='$TEST_ARGS' || { cat meson-logs/testlog.txt; exit 1; } ;"
  - ..\msys64\usr\bin\bash -lc "ccache --show-stats"
  - Write-Output "Finished build at $(Get-Date -Format u)"
+
+msys2-64bit:
+  extends: .shared_msys2_builder
+  variables:
+    MINGW_TARGET: mingw-w64-x86_64
+    MSYSTEM: MINGW64
+    # do not remove "--without-default-devices"!
+    # commit 9f8e6cad65a6 ("gitlab-ci: Speed up the msys2-64bit job by using --without-default-devices"
+    # changed to compile QEMU with the --without-default-devices switch
+    # for the msys2 64-bit job, due to the build could not complete within
+    CONFIGURE_ARGS:  --target-list=x86_64-softmmu --without-default-devices -Ddebug=false -Doptimization=0
+    # qTests don't run successfully with "--without-default-devices",
+    # so let's exclude the qtests from CI for now.
+    TEST_ARGS: --no-suite qtest
+
+msys2-32bit:
+  extends: .shared_msys2_builder
+  variables:
+    MINGW_TARGET: mingw-w64-i686
+    MSYSTEM: MINGW32
+    CONFIGURE_ARGS:  --target-list=ppc64-softmmu -Ddebug=false -Doptimization=0
+    TEST_ARGS: --no-suite qtest
--- a/.mailmap
+++ b/.mailmap
@@ -36,8 +36,6 @@ Marek Dolata <mkdolata@us.ibm.com> mkdolata@us.ibm.com <mkdolata@us.ibm.com>
 Michael Ellerman <mpe@ellerman.id.au> michael@ozlabs.org <michael@ozlabs.org>
 Nick Hudson <hnick@vmware.com> hnick@vmware.com <hnick@vmware.com>
 Timothée Cocault <timothee.cocault@gmail.com> timothee.cocault@gmail.com <timothee.cocault@gmail.com>
-Stefan Weil <sw@weilnetz.de> <weil@mail.berlios.de>
-Stefan Weil <sw@weilnetz.de> Stefan Weil <stefan@kiwi.(none)>

 # There is also a:
 #    (no author) <(no author)@c046a42c-6fe2-441c-8c8c-71466251a162>
@@ -62,12 +60,10 @@ Ian McKellar <ianloic@google.com> Ian McKellar via Qemu-devel <qemu-devel@nongnu
 Julia Suvorova <jusual@mail.ru> Julia Suvorova via Qemu-devel <qemu-devel@nongnu.org>
 Justin Terry (VM) <juterry@microsoft.com> Justin Terry (VM) via Qemu-devel <qemu-devel@nongnu.org>
 Stefan Weil <sw@weilnetz.de> Stefan Weil via <qemu-devel@nongnu.org>
-Stefan Weil <sw@weilnetz.de> Stefan Weil via <qemu-trivial@nongnu.org>
 Andrey Drobyshev <andrey.drobyshev@virtuozzo.com> Andrey Drobyshev via <qemu-block@nongnu.org>
 BALATON Zoltan <balaton@eik.bme.hu> BALATON Zoltan via <qemu-ppc@nongnu.org>

 # Next, replace old addresses by a more recent one.
-Akihiko Odaki <akihiko.odaki@daynix.com> <akihiko.odaki@gmail.com>
 Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> <aleksandar.markovic@mips.com>
 Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> <aleksandar.markovic@imgtec.com>
 Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> <amarkovic@wavecomp.com>
@@ -76,8 +72,6 @@ Aleksandar Rikalo <aleksandar.rikalo@syrmia.com> <aleksandar.rikalo@rt-rk.com>
 Alexander Graf <agraf@csgraf.de> <agraf@suse.de>
 Ani Sinha <anisinha@redhat.com> <ani@anisinha.ca>
 Anthony Liguori <anthony@codemonkey.ws> Anthony Liguori <aliguori@us.ibm.com>
-Brian Cain <brian.cain@oss.qualcomm.com> <bcain@quicinc.com>
-Brian Cain <brian.cain@oss.qualcomm.com> <quic_bcain@quicinc.com>
 Christian Borntraeger <borntraeger@linux.ibm.com> <borntraeger@de.ibm.com>
 Damien Hedde <damien.hedde@dahe.fr> <damien.hedde@greensocs.com>
 Filip Bozuta <filip.bozuta@syrmia.com> <filip.bozuta@rt-rk.com.com>
@@ -87,10 +81,8 @@ Greg Kurz <groug@kaod.org> <gkurz@linux.vnet.ibm.com>
 Huacai Chen <chenhuacai@kernel.org> <chenhc@lemote.com>
 Huacai Chen <chenhuacai@kernel.org> <chenhuacai@loongson.cn>
 James Hogan <jhogan@kernel.org> <james.hogan@imgtec.com>
-Juan Quintela <quintela@trasno.org> <quintela@redhat.com>
-Leif Lindholm <leif.lindholm@oss.qualcomm.com> <quic_llindhol@quicinc.com>
-Leif Lindholm <leif.lindholm@oss.qualcomm.com> <leif.lindholm@linaro.org>
-Leif Lindholm <leif.lindholm@oss.qualcomm.com> <leif@nuviainc.com>
+Leif Lindholm <quic_llindhol@quicinc.com> <leif.lindholm@linaro.org>
+Leif Lindholm <quic_llindhol@quicinc.com> <leif@nuviainc.com>
 Luc Michel <luc@lmichel.fr> <luc.michel@git.antfield.fr>
 Luc Michel <luc@lmichel.fr> <luc.michel@greensocs.com>
 Luc Michel <luc@lmichel.fr> <lmichel@kalray.eu>
@@ -104,9 +96,7 @@ Philippe Mathieu-Daudé <philmd@linaro.org> <f4bug@amsat.org>
 Philippe Mathieu-Daudé <philmd@linaro.org> <philmd@redhat.com>
 Philippe Mathieu-Daudé <philmd@linaro.org> <philmd@fungible.com>
 Roman Bolshakov <rbolshakov@ddn.com> <r.bolshakov@yadro.com>
-Sriram Yagnaraman <sriram.yagnaraman@ericsson.com> <sriram.yagnaraman@est.tech>
 Stefan Brankovic <stefan.brankovic@syrmia.com> <stefan.brankovic@rt-rk.com.com>
-Stefan Weil <sw@weilnetz.de> Stefan Weil <stefan@weilnetz.de>
 Taylor Simpson <ltaylorsimpson@gmail.com> <tsimpson@quicinc.com>
 Yongbok Kim <yongbok.kim@mips.com> <yongbok.kim@imgtec.com>

--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -5,21 +5,16 @@
 # Required
 version: 2

-# Set the version of Python and other tools you might need
-build:
-  os: ubuntu-22.04
-  tools:
-    python: "3.11"
-
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
  configuration: docs/conf.py

-# We recommend specifying your dependencies to enable reproducible builds:
-# https://docs.readthedocs.io/en/stable/guides/reproducible-builds.html
-python:
-  install:
-    - requirements: docs/requirements.txt
-
 # We want all the document formats
 formats: all
+
+# For consistency, we require that QEMU's Sphinx extensions
+# run with at least the same minimum version of Python that
+# we require for other Python in our codebase (our conf.py
+# enforces this, and some code needs it.)
+python:
+  version: 3.6
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 os: linux
-dist: jammy
+dist: focal
 language: c
 compiler:
  - gcc
@@ -7,11 +7,13 @@ cache:
  # There is one cache per branch and compiler version.
  # characteristics of each job are used to identify the cache:
  # - OS name (currently only linux)
-  # - OS distribution (e.g. "jammy" for Linux)
+  # - OS distribution (for Linux, bionic or focal)
  # - Names and values of visible environment variables set in .travis.yml or Settings panel
  timeout: 1200
  ccache: true
  pip: true
+  directories:
+  - $HOME/avocado/data/cache


 # The channel name "irc.oftc.net#qemu" is encrypted against qemu/qemu
@@ -33,7 +35,7 @@ env:
    - TEST_BUILD_CMD=""
    - TEST_CMD="make check V=1"
    # This is broadly a list of "mainline" system targets which have support across the major distros
-    - MAIN_SYSTEM_TARGETS="aarch64-softmmu,mips64-softmmu,ppc64-softmmu,riscv64-softmmu,s390x-softmmu,x86_64-softmmu"
+    - MAIN_SOFTMMU_TARGETS="aarch64-softmmu,mips64-softmmu,ppc64-softmmu,riscv64-softmmu,s390x-softmmu,x86_64-softmmu"
    - CCACHE_SLOPPINESS="include_file_ctime,include_file_mtime"
    - CCACHE_MAXSIZE=1G
    - G_MESSAGES_DEBUG=error
@@ -81,6 +83,7 @@ jobs:

    - name: "[aarch64] GCC check-tcg"
      arch: arm64
+      dist: focal
      addons:
        apt_packages:
          - libaio-dev
@@ -106,17 +109,17 @@ jobs:
          - libvdeplug-dev
          - libvte-2.91-dev
          - ninja-build
-          - python3-tomli
          # Tests dependencies
          - genisoimage
      env:
        - TEST_CMD="make check check-tcg V=1"
        - CONFIG="--disable-containers --enable-fdt=system
-                  --target-list=${MAIN_SYSTEM_TARGETS} --cxx=/bin/false"
+                  --target-list=${MAIN_SOFTMMU_TARGETS} --cxx=/bin/false"
+        - UNRELIABLE=true

-    - name: "[ppc64] Clang check-tcg"
+    - name: "[ppc64] GCC check-tcg"
      arch: ppc64le
-      compiler: clang
+      dist: focal
      addons:
        apt_packages:
          - libaio-dev
@@ -142,7 +145,6 @@ jobs:
          - libvdeplug-dev
          - libvte-2.91-dev
          - ninja-build
-          - python3-tomli
          # Tests dependencies
          - genisoimage
      env:
@@ -152,6 +154,7 @@ jobs:

    - name: "[s390x] GCC check-tcg"
      arch: s390x
+      dist: focal
      addons:
        apt_packages:
          - libaio-dev
@@ -177,13 +180,13 @@ jobs:
          - libvdeplug-dev
          - libvte-2.91-dev
          - ninja-build
-          - python3-tomli
          # Tests dependencies
          - genisoimage
      env:
        - TEST_CMD="make check check-tcg V=1"
-        - CONFIG="--disable-containers
-            --target-list=hppa-softmmu,mips64-softmmu,ppc64-softmmu,riscv64-softmmu,s390x-softmmu,x86_64-softmmu"
+        - CONFIG="--disable-containers --enable-fdt=system
+                  --target-list=${MAIN_SOFTMMU_TARGETS},s390x-linux-user"
+        - UNRELIABLE=true
      script:
        - BUILD_RC=0 && make -j${JOBS} || BUILD_RC=$?
        - |
@@ -194,9 +197,9 @@ jobs:
              $(exit $BUILD_RC);
          fi

-    - name: "[s390x] Clang (other-system)"
+    - name: "[s390x] GCC (other-system)"
      arch: s390x
-      compiler: clang
+      dist: focal
      addons:
        apt_packages:
          - libaio-dev
@@ -217,16 +220,17 @@ jobs:
          - libsnappy-dev
          - libzstd-dev
          - nettle-dev
+          - xfslibs-dev
          - ninja-build
-          - python3-tomli
          # Tests dependencies
          - genisoimage
      env:
-        - CONFIG="--disable-containers --audio-drv-list=sdl --disable-user
-            --target-list=arm-softmmu,avr-softmmu,microblaze-softmmu,sh4eb-softmmu,sparc64-softmmu,xtensaeb-softmmu"
+        - CONFIG="--disable-containers --enable-fdt=system --audio-drv-list=sdl
+                  --disable-user --target-list-exclude=${MAIN_SOFTMMU_TARGETS}"

    - name: "[s390x] GCC (user)"
      arch: s390x
+      dist: focal
      addons:
        apt_packages:
          - libgcrypt20-dev
@@ -235,14 +239,13 @@ jobs:
          - ninja-build
          - flex
          - bison
-          - python3-tomli
      env:
-        - TEST_CMD="make check check-tcg V=1"
        - CONFIG="--disable-containers --disable-system"

    - name: "[s390x] Clang (disable-tcg)"
      arch: s390x
-      compiler: clang
+      dist: focal
+      compiler: clang-10
      addons:
        apt_packages:
          - libaio-dev
@@ -268,8 +271,9 @@ jobs:
          - libvdeplug-dev
          - libvte-2.91-dev
          - ninja-build
-          - python3-tomli
+          - clang-10
      env:
        - TEST_CMD="make check-unit"
        - CONFIG="--disable-containers --disable-tcg --enable-kvm --disable-tools
                  --enable-fdt=system --host-cc=clang --cxx=clang++"
+        - UNRELIABLE=true
--- a/1
+++ b/1
@@ -4,4 +4,3 @@ source accel/Kconfig
 source target/Kconfig
 source hw/Kconfig
 source semihosting/Kconfig
-source rust/Kconfig
--- a/Kconfig.host
+++ b/Kconfig.host
@@ -5,12 +5,6 @@
 config LINUX
    bool

-config LIBCBOR
-    bool
-
-config GNUTLS
-    bool
-
 config OPENGL
    bool

@@ -29,9 +23,6 @@ config IVSHMEM
 config TPM
    bool

-config FDT
-    bool
-
 config VHOST_USER
    bool

@@ -44,6 +35,9 @@ config VHOST_KERNEL
 config VIRTFS
    bool

+config PVRDMA
+    bool
+
 config MULTIPROCESS_ALLOWED
    bool
    imply MULTIPROCESS
@@ -58,9 +52,3 @@ config VFIO_USER_SERVER_ALLOWED

 config HV_BALLOON_POSSIBLE
    bool
-
-config HAVE_RUST
-    bool
-
-config MAC_PVG
-    bool
--- a/804
+++ b/804
--- a/29
+++ b/29
@@ -78,8 +78,7 @@ x := $(shell rm -rf meson-private meson-info meson-logs)
 endif

 # 1. ensure config-host.mak is up-to-date
-config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/scripts/meson-buildoptions.sh \
-		$(SRC_PATH)/pythondeps.toml $(SRC_PATH)/VERSION
+config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/scripts/meson-buildoptions.sh $(SRC_PATH)/VERSION
 	@echo config-host.mak is out-of-date, running configure
 	@if test -f meson-private/coredata.dat; then \
 	  ./config.status --skip-meson; \
@@ -142,13 +141,8 @@ MAKE.n = $(findstring n,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.k = $(findstring k,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.q = $(findstring q,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.nq = $(if $(word 2, $(MAKE.n) $(MAKE.q)),nq)
-NINJAFLAGS = \
-        $(if $V,-v) \
-        $(if $(MAKE.n), -n) \
-        $(if $(MAKE.k), -k0) \
-        $(filter-out -j, \
-          $(or $(filter -l% -j%, $(MAKEFLAGS)), \
-               $(if $(filter --jobserver-auth=%, $(MAKEFLAGS)),, -j1))) \
+NINJAFLAGS = $(if $V,-v) $(if $(MAKE.n), -n) $(if $(MAKE.k), -k0) \
+        $(filter-out -j, $(lastword -j1 $(filter -l% -j%, $(MAKEFLAGS)))) \
        -d keepdepfile
 ninja-cmd-goals = $(or $(MAKECMDGOALS), all)
 ninja-cmd-goals += $(foreach g, $(MAKECMDGOALS), $(.ninja-goals.$g))
@@ -187,6 +181,11 @@ SUBDIR_RULES=$(foreach t, all clean distclean, $(addsuffix /$(t), $(SUBDIRS)))
 $(SUBDIR_RULES):
 	$(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $(dir $@) V="$(V)" TARGET_DIR="$(dir $@)" $(notdir $@),)

+ifneq ($(filter contrib/plugins, $(SUBDIRS)),)
+.PHONY: plugins
+plugins: contrib/plugins/all
+endif
+
 .PHONY: recurse-all recurse-clean
 recurse-all: $(addsuffix /all, $(SUBDIRS))
 recurse-clean: $(addsuffix /clean, $(SUBDIRS))
@@ -203,14 +202,13 @@ clean: recurse-clean
 		! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
 		-exec rm {} +
 	rm -f TAGS cscope.* *~ */*~
-	@$(MAKE) -Ctests/qemu-iotests clean

 VERSION = $(shell cat $(SRC_PATH)/VERSION)

-dist: qemu-$(VERSION).tar.xz
+dist: qemu-$(VERSION).tar.bz2

-qemu-%.tar.xz:
-	$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.xz,%,$@)"
+qemu-%.tar.bz2:
+	$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.bz2,%,$@)"

 distclean: clean recurse-distclean
 	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean -g || :
@@ -302,6 +300,11 @@ help:
 	$(call print-help,cscope,Generate cscope index)
 	$(call print-help,sparse,Run sparse on the QEMU source)
 	@echo  ''
+ifneq ($(filter contrib/plugins, $(SUBDIRS)),)
+	@echo  'Plugin targets:'
+	$(call print-help,plugins,Build the example TCG plugins)
+	@echo  ''
+endif
 	@echo  'Cleaning targets:'
 	$(call print-help,clean,Remove most generated files but keep the config)
 	$(call print-help,distclean,Remove all generated files)
--- a/README.rst
+++ b/README.rst
@@ -82,7 +82,7 @@ guidelines set out in the `style section
 the Developers Guide.

 Additional information on submitting patches can be found online via
-the QEMU website:
+the QEMU website

 * `<https://wiki.qemu.org/Contribute/SubmitAPatch>`_
 * `<https://wiki.qemu.org/Contribute/TrivialPatches>`_
@@ -102,7 +102,7 @@ requires a working 'git send-email' setup, and by default doesn't
 automate everything, so you may want to go through the above steps
 manually for once.

-For installation instructions, please go to:
+For installation instructions, please go to

 *  `<https://github.com/stefanha/git-publish>`_

@@ -159,7 +159,7 @@ Contact
 =======

 The QEMU community can be contacted in a number of ways, with the two
-main methods being email and IRC:
+main methods being email and IRC

 * `<mailto:qemu-devel@nongnu.org>`_
 * `<https://lists.nongnu.org/mailman/listinfo/qemu-devel>`_
--- a/2
+++ b/2
@@ -1 +1 @@
-9.2.92
+8.1.50
--- a/accel/Kconfig
+++ b/accel/Kconfig
@@ -16,5 +16,3 @@ config KVM
 config XEN
    bool
    select FSDEV_9P if VIRTFS
-    select PCI_EXPRESS_GENERIC_BRIDGE
-    select XEN_BUS
--- a/accel/accel-blocker.c
+++ b/accel/accel-blocker.c
@@ -25,11 +25,10 @@
 */

 #include "qemu/osdep.h"
-#include "qemu/lockcnt.h"
 #include "qemu/thread.h"
 #include "qemu/main-loop.h"
 #include "hw/core/cpu.h"
-#include "system/accel-blocker.h"
+#include "sysemu/accel-blocker.h"

 static QemuLockCnt accel_in_ioctl_lock;
 static QemuEvent accel_in_ioctl_event;
@@ -42,7 +41,7 @@ void accel_blocker_init(void)

 void accel_ioctl_begin(void)
 {
-    if (likely(bql_locked())) {
+    if (likely(qemu_mutex_iothread_locked())) {
        return;
    }

@@ -52,7 +51,7 @@ void accel_ioctl_begin(void)

 void accel_ioctl_end(void)
 {
-    if (likely(bql_locked())) {
+    if (likely(qemu_mutex_iothread_locked())) {
        return;
    }

@@ -63,7 +62,7 @@ void accel_ioctl_end(void)

 void accel_cpu_ioctl_begin(CPUState *cpu)
 {
-    if (unlikely(bql_locked())) {
+    if (unlikely(qemu_mutex_iothread_locked())) {
        return;
    }

@@ -73,7 +72,7 @@ void accel_cpu_ioctl_begin(CPUState *cpu)

 void accel_cpu_ioctl_end(CPUState *cpu)
 {
-    if (unlikely(bql_locked())) {
+    if (unlikely(qemu_mutex_iothread_locked())) {
        return;
    }

@@ -106,7 +105,7 @@ void accel_ioctl_inhibit_begin(void)
     * We allow to inhibit only when holding the BQL, so we can identify
     * when an inhibitor wants to issue an ioctl easily.
     */
-    g_assert(bql_locked());
+    g_assert(qemu_mutex_iothread_locked());

    /* Block further invocations of the ioctls outside the BQL.  */
    CPU_FOREACH(cpu) {
--- a/accel/accel-system.c
+++ b/accel/accel-system.c
@@ -26,8 +26,7 @@
 #include "qemu/osdep.h"
 #include "qemu/accel.h"
 #include "hw/boards.h"
-#include "system/accel-ops.h"
-#include "system/cpus.h"
+#include "sysemu/cpus.h"
 #include "qemu/error-report.h"
 #include "accel-system.h"

@@ -63,7 +62,7 @@ void accel_setup_post(MachineState *ms)
 }

 /* initialize the arch-independent accel operation interfaces */
-void accel_system_init_ops_interfaces(AccelClass *ac)
+void accel_init_ops_interfaces(AccelClass *ac)
 {
    const char *ac_name;
    char *ops_name;
@@ -74,17 +73,19 @@ void accel_system_init_ops_interfaces(AccelClass *ac)
    g_assert(ac_name != NULL);

    ops_name = g_strdup_printf("%s" ACCEL_OPS_SUFFIX, ac_name);
+    ops = ACCEL_OPS_CLASS(module_object_class_by_name(ops_name));
    oc = module_object_class_by_name(ops_name);
    if (!oc) {
        error_report("fatal: could not load module for type '%s'", ops_name);
        exit(1);
    }
    g_free(ops_name);
+    ops = ACCEL_OPS_CLASS(oc);
    /*
     * all accelerators need to define ops, providing at least a mandatory
     * non-NULL create_vcpu_thread operation.
     */
-    ops = ACCEL_OPS_CLASS(oc);
+    g_assert(ops != NULL);
    if (ops->ops_init) {
        ops->ops_init(ops);
    }
--- a/accel/accel-system.h
+++ b/accel/accel-system.h
@@ -10,6 +10,6 @@
 #ifndef ACCEL_SYSTEM_H
 #define ACCEL_SYSTEM_H

-void accel_system_init_ops_interfaces(AccelClass *ac);
+void accel_init_ops_interfaces(AccelClass *ac);

 #endif /* ACCEL_SYSTEM_H */
--- a/accel/accel-target.c
+++ b/accel/accel-target.c
@@ -27,7 +27,7 @@
 #include "qemu/accel.h"

 #include "cpu.h"
-#include "accel/accel-cpu-target.h"
+#include "hw/core/accel-cpu.h"

 #ifndef CONFIG_USER_ONLY
 #include "accel-system.h"
@@ -38,7 +38,6 @@ static const TypeInfo accel_type = {
    .parent = TYPE_OBJECT,
    .class_size = sizeof(AccelClass),
    .instance_size = sizeof(AccelState),
-    .abstract = true,
 };

 /* Lookup AccelClass from opt_name. Returns NULL if not found */
@@ -105,7 +104,7 @@ static void accel_init_cpu_interfaces(AccelClass *ac)
 void accel_init_interfaces(AccelClass *ac)
 {
 #ifndef CONFIG_USER_ONLY
-    accel_system_init_ops_interfaces(ac);
+    accel_init_ops_interfaces(ac);
 #endif /* !CONFIG_USER_ONLY */

    accel_init_cpu_interfaces(ac);
@@ -113,20 +112,22 @@ void accel_init_interfaces(AccelClass *ac)

 void accel_cpu_instance_init(CPUState *cpu)
 {
-    if (cpu->cc->accel_cpu && cpu->cc->accel_cpu->cpu_instance_init) {
-        cpu->cc->accel_cpu->cpu_instance_init(cpu);
+    CPUClass *cc = CPU_GET_CLASS(cpu);
+
+    if (cc->accel_cpu && cc->accel_cpu->cpu_instance_init) {
+        cc->accel_cpu->cpu_instance_init(cpu);
    }
 }

 bool accel_cpu_common_realize(CPUState *cpu, Error **errp)
 {
+    CPUClass *cc = CPU_GET_CLASS(cpu);
    AccelState *accel = current_accel();
    AccelClass *acc = ACCEL_GET_CLASS(accel);

    /* target specific realization */
-    if (cpu->cc->accel_cpu
-        && cpu->cc->accel_cpu->cpu_target_realize
-        && !cpu->cc->accel_cpu->cpu_target_realize(cpu, errp)) {
+    if (cc->accel_cpu && cc->accel_cpu->cpu_target_realize
+        && !cc->accel_cpu->cpu_target_realize(cpu, errp)) {
        return false;
    }

--- a/accel/dummy-cpus.c
+++ b/accel/dummy-cpus.c
@@ -13,7 +13,7 @@

 #include "qemu/osdep.h"
 #include "qemu/rcu.h"
-#include "system/cpus.h"
+#include "sysemu/cpus.h"
 #include "qemu/guest-random.h"
 #include "qemu/main-loop.h"
 #include "hw/core/cpu.h"
@@ -24,9 +24,10 @@ static void *dummy_cpu_thread_fn(void *arg)

    rcu_register_thread();

-    bql_lock();
+    qemu_mutex_lock_iothread();
    qemu_thread_get_self(cpu->thread);
    cpu->thread_id = qemu_get_thread_id();
+    cpu->neg.can_do_io = true;
    current_cpu = cpu;

 #ifndef _WIN32
@@ -42,7 +43,7 @@ static void *dummy_cpu_thread_fn(void *arg)
    qemu_guest_random_seed_thread_part2(cpu->random_seed);

    do {
-        bql_unlock();
+        qemu_mutex_unlock_iothread();
 #ifndef _WIN32
        do {
            int sig;
@@ -55,11 +56,11 @@ static void *dummy_cpu_thread_fn(void *arg)
 #else
        qemu_sem_wait(&cpu->sem);
 #endif
-        bql_lock();
+        qemu_mutex_lock_iothread();
        qemu_wait_io_event(cpu);
    } while (!cpu->unplug);

-    bql_unlock();
+    qemu_mutex_unlock_iothread();
    rcu_unregister_thread();
    return NULL;
 }
@@ -68,6 +69,9 @@ void dummy_start_vcpu_thread(CPUState *cpu)
 {
    char thread_name[VCPU_THREAD_NAME_SIZE];

+    cpu->thread = g_malloc0(sizeof(QemuThread));
+    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+    qemu_cond_init(cpu->halt_cond);
    snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/DUMMY",
             cpu->cpu_index);
    qemu_thread_create(cpu->thread, thread_name, dummy_cpu_thread_fn, cpu,
--- a/accel/hvf/hvf-accel-ops.c
+++ b/accel/hvf/hvf-accel-ops.c
@@ -52,17 +52,19 @@
 #include "qemu/main-loop.h"
 #include "exec/address-spaces.h"
 #include "exec/exec-all.h"
-#include "gdbstub/enums.h"
-#include "hw/boards.h"
-#include "system/accel-ops.h"
-#include "system/cpus.h"
-#include "system/hvf.h"
-#include "system/hvf_int.h"
-#include "system/runstate.h"
+#include "exec/gdbstub.h"
+#include "sysemu/cpus.h"
+#include "sysemu/hvf.h"
+#include "sysemu/hvf_int.h"
+#include "sysemu/runstate.h"
 #include "qemu/guest-random.h"

 HVFState *hvf_state;

+#ifdef __aarch64__
+#define HV_VM_DEFAULT NULL
+#endif
+
 /* Memory slots */

 hvf_slot *hvf_find_overlap_slot(uint64_t start, uint64_t size)
@@ -202,15 +204,15 @@ static void hvf_set_phys_mem(MemoryRegionSection *section, bool add)

 static void do_hvf_cpu_synchronize_state(CPUState *cpu, run_on_cpu_data arg)
 {
-    if (!cpu->accel->dirty) {
+    if (!cpu->vcpu_dirty) {
        hvf_get_registers(cpu);
-        cpu->accel->dirty = true;
+        cpu->vcpu_dirty = true;
    }
 }

 static void hvf_cpu_synchronize_state(CPUState *cpu)
 {
-    if (!cpu->accel->dirty) {
+    if (!cpu->vcpu_dirty) {
        run_on_cpu(cpu, do_hvf_cpu_synchronize_state, RUN_ON_CPU_NULL);
    }
 }
@@ -219,7 +221,7 @@ static void do_hvf_cpu_synchronize_set_dirty(CPUState *cpu,
                                             run_on_cpu_data arg)
 {
    /* QEMU state is the reference, push it to HVF now and on next entry */
-    cpu->accel->dirty = true;
+    cpu->vcpu_dirty = true;
 }

 static void hvf_cpu_synchronize_post_reset(CPUState *cpu)
@@ -321,17 +323,8 @@ static int hvf_accel_init(MachineState *ms)
    int x;
    hv_return_t ret;
    HVFState *s;
-    int pa_range = 36;
-    MachineClass *mc = MACHINE_GET_CLASS(ms);

-    if (mc->hvf_get_physical_address_range) {
-        pa_range = mc->hvf_get_physical_address_range(ms);
-        if (pa_range < 0) {
-            return -EINVAL;
-        }
-    }
-
-    ret = hvf_arch_vm_create(ms, (uint32_t)pa_range);
+    ret = hv_vm_create(HV_VM_DEFAULT);
    assert_hvf_ok(ret);

    s = g_new0(HVFState, 1);
@@ -407,9 +400,9 @@ static int hvf_init_vcpu(CPUState *cpu)
    r = hv_vcpu_create(&cpu->accel->fd,
                       (hv_vcpu_exit_t **)&cpu->accel->exit, NULL);
 #else
-    r = hv_vcpu_create(&cpu->accel->fd, HV_VCPU_DEFAULT);
+    r = hv_vcpu_create((hv_vcpuid_t *)&cpu->accel->fd, HV_VCPU_DEFAULT);
 #endif
-    cpu->accel->dirty = true;
+    cpu->vcpu_dirty = 1;
    assert_hvf_ok(r);

    cpu->accel->guest_debug_enabled = false;
@@ -431,10 +424,11 @@ static void *hvf_cpu_thread_fn(void *arg)

    rcu_register_thread();

-    bql_lock();
+    qemu_mutex_lock_iothread();
    qemu_thread_get_self(cpu->thread);

    cpu->thread_id = qemu_get_thread_id();
+    cpu->neg.can_do_io = true;
    current_cpu = cpu;

    hvf_init_vcpu(cpu);
@@ -455,7 +449,7 @@ static void *hvf_cpu_thread_fn(void *arg)

    hvf_vcpu_destroy(cpu);
    cpu_thread_signal_destroyed(cpu);
-    bql_unlock();
+    qemu_mutex_unlock_iothread();
    rcu_unregister_thread();
    return NULL;
 }
@@ -470,6 +464,10 @@ static void hvf_start_vcpu_thread(CPUState *cpu)
     */
    assert(hvf_enabled());

+    cpu->thread = g_malloc0(sizeof(QemuThread));
+    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+    qemu_cond_init(cpu->halt_cond);
+
    snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/HVF",
             cpu->cpu_index);
    qemu_thread_create(cpu->thread, thread_name, hvf_cpu_thread_fn,
--- a/accel/hvf/hvf-all.c
+++ b/accel/hvf/hvf-all.c
@@ -10,33 +10,43 @@

 #include "qemu/osdep.h"
 #include "qemu/error-report.h"
-#include "system/hvf.h"
-#include "system/hvf_int.h"
+#include "sysemu/hvf.h"
+#include "sysemu/hvf_int.h"

-const char *hvf_return_string(hv_return_t ret)
-{
-    switch (ret) {
-    case HV_SUCCESS:      return "HV_SUCCESS";
-    case HV_ERROR:        return "HV_ERROR";
-    case HV_BUSY:         return "HV_BUSY";
-    case HV_BAD_ARGUMENT: return "HV_BAD_ARGUMENT";
-    case HV_NO_RESOURCES: return "HV_NO_RESOURCES";
-    case HV_NO_DEVICE:    return "HV_NO_DEVICE";
-    case HV_UNSUPPORTED:  return "HV_UNSUPPORTED";
-    case HV_DENIED:       return "HV_DENIED";
-    default:              return "[unknown hv_return value]";
-    }
-}
-
-void assert_hvf_ok_impl(hv_return_t ret, const char *file, unsigned int line,
-                        const char *exp)
+void assert_hvf_ok(hv_return_t ret)
 {
    if (ret == HV_SUCCESS) {
        return;
    }

-    error_report("Error: %s = %s (0x%x, at %s:%u)",
-        exp, hvf_return_string(ret), ret, file, line);
+    switch (ret) {
+    case HV_ERROR:
+        error_report("Error: HV_ERROR");
+        break;
+    case HV_BUSY:
+        error_report("Error: HV_BUSY");
+        break;
+    case HV_BAD_ARGUMENT:
+        error_report("Error: HV_BAD_ARGUMENT");
+        break;
+    case HV_NO_RESOURCES:
+        error_report("Error: HV_NO_RESOURCES");
+        break;
+    case HV_NO_DEVICE:
+        error_report("Error: HV_NO_DEVICE");
+        break;
+    case HV_UNSUPPORTED:
+        error_report("Error: HV_UNSUPPORTED");
+        break;
+#if defined(MAC_OS_VERSION_11_0) && \
+    MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_VERSION_11_0
+    case HV_DENIED:
+        error_report("Error: HV_DENIED");
+        break;
+#endif
+    default:
+        error_report("Unknown Error");
+    }

    abort();
 }
--- a/accel/kvm/kvm-accel-ops.c
+++ b/accel/kvm/kvm-accel-ops.c
@@ -16,11 +16,10 @@
 #include "qemu/osdep.h"
 #include "qemu/error-report.h"
 #include "qemu/main-loop.h"
-#include "system/accel-ops.h"
-#include "system/kvm.h"
-#include "system/kvm_int.h"
-#include "system/runstate.h"
-#include "system/cpus.h"
+#include "sysemu/kvm.h"
+#include "sysemu/kvm_int.h"
+#include "sysemu/runstate.h"
+#include "sysemu/cpus.h"
 #include "qemu/guest-random.h"
 #include "qapi/error.h"

@@ -34,9 +33,10 @@ static void *kvm_vcpu_thread_fn(void *arg)

    rcu_register_thread();

-    bql_lock();
+    qemu_mutex_lock_iothread();
    qemu_thread_get_self(cpu->thread);
    cpu->thread_id = qemu_get_thread_id();
+    cpu->neg.can_do_io = true;
    current_cpu = cpu;

    r = kvm_init_vcpu(cpu, &error_fatal);
@@ -58,7 +58,7 @@ static void *kvm_vcpu_thread_fn(void *arg)

    kvm_destroy_vcpu(cpu);
    cpu_thread_signal_destroyed(cpu);
-    bql_unlock();
+    qemu_mutex_unlock_iothread();
    rcu_unregister_thread();
    return NULL;
 }
@@ -67,6 +67,9 @@ static void kvm_start_vcpu_thread(CPUState *cpu)
 {
    char thread_name[VCPU_THREAD_NAME_SIZE];

+    cpu->thread = g_malloc0(sizeof(QemuThread));
+    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+    qemu_cond_init(cpu->halt_cond);
    snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/KVM",
             cpu->cpu_index);
    qemu_thread_create(cpu->thread, thread_name, kvm_vcpu_thread_fn,
@@ -80,10 +83,10 @@ static bool kvm_vcpu_thread_is_idle(CPUState *cpu)

 static bool kvm_cpus_are_resettable(void)
 {
-    return !kvm_enabled() || !kvm_state->guest_state_protected;
+    return !kvm_enabled() || kvm_cpu_check_are_resettable();
 }

-#ifdef TARGET_KVM_HAVE_GUEST_DEBUG
+#ifdef KVM_CAP_SET_GUEST_DEBUG
 static int kvm_update_guest_debug_ops(CPUState *cpu)
 {
    return kvm_update_guest_debug(cpu, 0);
@@ -102,7 +105,7 @@ static void kvm_accel_ops_class_init(ObjectClass *oc, void *data)
    ops->synchronize_state = kvm_cpu_synchronize_state;
    ops->synchronize_pre_loadvm = kvm_cpu_synchronize_pre_loadvm;

-#ifdef TARGET_KVM_HAVE_GUEST_DEBUG
+#ifdef KVM_CAP_SET_GUEST_DEBUG
    ops->update_guest_debug = kvm_update_guest_debug_ops;
    ops->supports_guest_debug = kvm_supports_guest_debug;
    ops->insert_breakpoint = kvm_insert_breakpoint;
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
--- a/accel/kvm/kvm-cpus.h
+++ b/accel/kvm/kvm-cpus.h
@@ -10,6 +10,8 @@
 #ifndef KVM_CPUS_H
 #define KVM_CPUS_H

+#include "sysemu/cpus.h"
+
 int kvm_init_vcpu(CPUState *cpu, Error **errp);
 int kvm_cpu_exec(CPUState *cpu);
 void kvm_destroy_vcpu(CPUState *cpu);
@@ -20,4 +22,5 @@ bool kvm_supports_guest_debug(void);
 int kvm_insert_breakpoint(CPUState *cpu, int type, vaddr addr, vaddr len);
 int kvm_remove_breakpoint(CPUState *cpu, int type, vaddr addr, vaddr len);
 void kvm_remove_all_breakpoints(CPUState *cpu);
+
 #endif /* KVM_CPUS_H */
--- a/accel/kvm/trace-events
+++ b/accel/kvm/trace-events
@@ -1,25 +1,21 @@
 # See docs/devel/tracing.rst for syntax documentation.

 # kvm-all.c
-kvm_ioctl(unsigned long type, void *arg) "type 0x%lx, arg %p"
-kvm_vm_ioctl(unsigned long type, void *arg) "type 0x%lx, arg %p"
-kvm_vcpu_ioctl(int cpu_index, unsigned long type, void *arg) "cpu_index %d, type 0x%lx, arg %p"
+kvm_ioctl(int type, void *arg) "type 0x%x, arg %p"
+kvm_vm_ioctl(int type, void *arg) "type 0x%x, arg %p"
+kvm_vcpu_ioctl(int cpu_index, int type, void *arg) "cpu_index %d, type 0x%x, arg %p"
 kvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d"
-kvm_device_ioctl(int fd, unsigned long type, void *arg) "dev fd %d, type 0x%lx, arg %p"
+kvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p"
 kvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve ONEREG %" PRIu64 " from KVM: %s"
 kvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set ONEREG %" PRIu64 " to KVM: %s"
 kvm_init_vcpu(int cpu_index, unsigned long arch_cpu_id) "index: %d id: %lu"
-kvm_create_vcpu(int cpu_index, unsigned long arch_cpu_id, int kvm_fd) "index: %d, id: %lu, kvm fd: %d"
-kvm_destroy_vcpu(int cpu_index, unsigned long arch_cpu_id) "index: %d id: %lu"
-kvm_park_vcpu(int cpu_index, unsigned long arch_cpu_id) "index: %d id: %lu"
-kvm_unpark_vcpu(unsigned long arch_cpu_id, const char *msg) "id: %lu %s"
 kvm_irqchip_commit_routes(void) ""
 kvm_irqchip_add_msi_route(char *name, int vector, int virq) "dev %s vector %d virq %d"
 kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d"
 kvm_irqchip_release_virq(int virq) "virq %d"
 kvm_set_ioeventfd_mmio(int fd, uint64_t addr, uint32_t val, bool assign, uint32_t size, bool datamatch) "fd: %d @0x%" PRIx64 " val=0x%x assign: %d size: %d match: %d"
 kvm_set_ioeventfd_pio(int fd, uint16_t addr, uint32_t val, bool assign, uint32_t size, bool datamatch) "fd: %d @0x%x val=0x%x assign: %d size: %d match: %d"
-kvm_set_user_memory(uint16_t as, uint16_t slot, uint32_t flags, uint64_t guest_phys_addr, uint64_t memory_size, uint64_t userspace_addr, uint32_t fd, uint64_t fd_offset, int ret) "AddrSpace#%d Slot#%d flags=0x%x gpa=0x%"PRIx64 " size=0x%"PRIx64 " ua=0x%"PRIx64 " guest_memfd=%d" " guest_memfd_offset=0x%" PRIx64 " ret=%d"
+kvm_set_user_memory(uint32_t slot, uint32_t flags, uint64_t guest_phys_addr, uint64_t memory_size, uint64_t userspace_addr, int ret) "Slot#%d flags=0x%x gpa=0x%"PRIx64 " size=0x%"PRIx64 " ua=0x%"PRIx64 " ret=%d"
 kvm_clear_dirty_log(uint32_t slot, uint64_t start, uint32_t size) "slot#%"PRId32" start 0x%"PRIx64" size 0x%"PRIx32
 kvm_resample_fd_notify(int gsi) "gsi %d"
 kvm_dirty_ring_full(int id) "vcpu %d"
@@ -29,11 +25,4 @@ kvm_dirty_ring_reaper(const char *s) "%s"
 kvm_dirty_ring_reap(uint64_t count, int64_t t) "reaped %"PRIu64" pages (took %"PRIi64" us)"
 kvm_dirty_ring_reaper_kick(const char *reason) "%s"
 kvm_dirty_ring_flush(int finished) "%d"
-kvm_failed_get_vcpu_mmap_size(void) ""
-kvm_cpu_exec(void) ""
-kvm_interrupt_exit_request(void) ""
-kvm_io_window_exit(void) ""
-kvm_run_exit_system_event(int cpu_index, uint32_t event_type) "cpu_index %d, system_even_type %"PRIu32
-kvm_convert_memory(uint64_t start, uint64_t size, const char *msg) "start 0x%" PRIx64 " size 0x%" PRIx64 " %s"
-kvm_memory_fault(uint64_t start, uint64_t size, uint64_t flags) "start 0x%" PRIx64 " size 0x%" PRIx64 " flags 0x%" PRIx64
-kvm_slots_grow(unsigned int old, unsigned int new) "%u -> %u"
+
--- a/accel/qtest/qtest.c
+++ b/accel/qtest/qtest.c
@@ -18,25 +18,12 @@
 #include "qemu/option.h"
 #include "qemu/config-file.h"
 #include "qemu/accel.h"
-#include "system/accel-ops.h"
-#include "system/qtest.h"
-#include "system/cpus.h"
+#include "sysemu/qtest.h"
+#include "sysemu/cpus.h"
 #include "qemu/guest-random.h"
 #include "qemu/main-loop.h"
 #include "hw/core/cpu.h"

-static int64_t qtest_clock_counter;
-
-static int64_t qtest_get_virtual_clock(void)
-{
-    return qatomic_read_i64(&qtest_clock_counter);
-}
-
-static void qtest_set_virtual_clock(int64_t count)
-{
-    qatomic_set_i64(&qtest_clock_counter, count);
-}
-
 static int qtest_init_accel(MachineState *ms)
 {
    return 0;
@@ -65,7 +52,6 @@ static void qtest_accel_ops_class_init(ObjectClass *oc, void *data)

    ops->create_vcpu_thread = dummy_start_vcpu_thread;
    ops->get_virtual_clock = qtest_get_virtual_clock;
-    ops->set_virtual_clock = qtest_set_virtual_clock;
 };

 static const TypeInfo qtest_accel_ops_type = {
--- a/accel/stubs/kvm-stub.c
+++ b/accel/stubs/kvm-stub.c
@@ -11,7 +11,7 @@
 */

 #include "qemu/osdep.h"
-#include "system/kvm.h"
+#include "sysemu/kvm.h"
 #include "hw/pci/msi.h"

 KVMState *kvm_state;
@@ -124,13 +124,3 @@ uint32_t kvm_dirty_ring_size(void)
 {
    return 0;
 }
-
-bool kvm_hwpoisoned_mem(void)
-{
-    return false;
-}
-
-int kvm_create_guest_memfd(uint64_t size, uint64_t flags, Error **errp)
-{
-    return -ENOSYS;
-}
--- a/accel/stubs/tcg-stub.c
+++ b/accel/stubs/tcg-stub.c
@@ -14,6 +14,28 @@
 #include "exec/tb-flush.h"
 #include "exec/exec-all.h"

+void tb_flush(CPUState *cpu)
+{
+}
+
+void tlb_set_dirty(CPUState *cpu, vaddr vaddr)
+{
+}
+
+int probe_access_flags(CPUArchState *env, vaddr addr, int size,
+                       MMUAccessType access_type, int mmu_idx,
+                       bool nonfault, void **phost, uintptr_t retaddr)
+{
+     g_assert_not_reached();
+}
+
+void *probe_access(CPUArchState *env, vaddr addr, int size,
+                   MMUAccessType access_type, int mmu_idx, uintptr_t retaddr)
+{
+     /* Handled by hardware accelerator. */
+     g_assert_not_reached();
+}
+
 G_NORETURN void cpu_loop_exit(CPUState *cpu)
 {
    g_assert_not_reached();
--- a/accel/stubs/xen-stub.c
+++ b/accel/stubs/xen-stub.c
@@ -6,7 +6,7 @@
 */

 #include "qemu/osdep.h"
-#include "system/xen.h"
+#include "sysemu/xen.h"
 #include "qapi/qapi-commands-migration.h"

 bool xen_allowed;
--- a/accel/tcg/atomic_common.c.inc
+++ b/accel/tcg/atomic_common.c.inc
@@ -14,20 +14,9 @@
 */

 static void atomic_trace_rmw_post(CPUArchState *env, uint64_t addr,
-                                  uint64_t read_value_low,
-                                  uint64_t read_value_high,
-                                  uint64_t write_value_low,
-                                  uint64_t write_value_high,
                                  MemOpIdx oi)
 {
-    if (cpu_plugin_mem_cbs_enabled(env_cpu(env))) {
-        qemu_plugin_vcpu_mem_cb(env_cpu(env), addr,
-                                read_value_low, read_value_high,
-                                oi, QEMU_PLUGIN_MEM_R);
-        qemu_plugin_vcpu_mem_cb(env_cpu(env), addr,
-                                write_value_low, write_value_high,
-                                oi, QEMU_PLUGIN_MEM_W);
-    }
+    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_RW);
 }

 /*
--- a/accel/tcg/atomic_template.h
+++ b/accel/tcg/atomic_template.h
@@ -53,14 +53,6 @@
 # error unsupported data size
 #endif

-#if DATA_SIZE == 16
-# define VALUE_LOW(val) int128_getlo(val)
-# define VALUE_HIGH(val) int128_gethi(val)
-#else
-# define VALUE_LOW(val) val
-# define VALUE_HIGH(val) 0
-#endif
-
 #if DATA_SIZE >= 4
 # define ABI_TYPE  DATA_TYPE
 #else
@@ -91,12 +83,7 @@ ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, abi_ptr addr,
    ret = qatomic_cmpxchg__nocheck(haddr, cmpv, newv);
 #endif
    ATOMIC_MMU_CLEANUP;
-    atomic_trace_rmw_post(env, addr,
-                          VALUE_LOW(ret),
-                          VALUE_HIGH(ret),
-                          VALUE_LOW(newv),
-                          VALUE_HIGH(newv),
-                          oi);
+    atomic_trace_rmw_post(env, addr, oi);
    return ret;
 }

@@ -110,12 +97,7 @@ ABI_TYPE ATOMIC_NAME(xchg)(CPUArchState *env, abi_ptr addr, ABI_TYPE val,

    ret = qatomic_xchg__nocheck(haddr, val);
    ATOMIC_MMU_CLEANUP;
-    atomic_trace_rmw_post(env, addr,
-                          VALUE_LOW(ret),
-                          VALUE_HIGH(ret),
-                          VALUE_LOW(val),
-                          VALUE_HIGH(val),
-                          oi);
+    atomic_trace_rmw_post(env, addr, oi);
    return ret;
 }

@@ -127,12 +109,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, abi_ptr addr,            \
    haddr = atomic_mmu_lookup(env_cpu(env), addr, oi, DATA_SIZE, retaddr);   \
    ret = qatomic_##X(haddr, val);                                  \
    ATOMIC_MMU_CLEANUP;                                             \
-    atomic_trace_rmw_post(env, addr,                                \
-                          VALUE_LOW(ret),                           \
-                          VALUE_HIGH(ret),                          \
-                          VALUE_LOW(val),                           \
-                          VALUE_HIGH(val),                          \
-                          oi);                                      \
+    atomic_trace_rmw_post(env, addr, oi);                           \
    return ret;                                                     \
 }

@@ -168,12 +145,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, abi_ptr addr,            \
        cmp = qatomic_cmpxchg__nocheck(haddr, old, new);            \
    } while (cmp != old);                                           \
    ATOMIC_MMU_CLEANUP;                                             \
-    atomic_trace_rmw_post(env, addr,                                \
-                          VALUE_LOW(old),                           \
-                          VALUE_HIGH(old),                          \
-                          VALUE_LOW(xval),                          \
-                          VALUE_HIGH(xval),                         \
-                          oi);                                      \
+    atomic_trace_rmw_post(env, addr, oi);                           \
    return RET;                                                     \
 }

@@ -216,12 +188,7 @@ ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, abi_ptr addr,
    ret = qatomic_cmpxchg__nocheck(haddr, BSWAP(cmpv), BSWAP(newv));
 #endif
    ATOMIC_MMU_CLEANUP;
-    atomic_trace_rmw_post(env, addr,
-                          VALUE_LOW(ret),
-                          VALUE_HIGH(ret),
-                          VALUE_LOW(newv),
-                          VALUE_HIGH(newv),
-                          oi);
+    atomic_trace_rmw_post(env, addr, oi);
    return BSWAP(ret);
 }

@@ -235,12 +202,7 @@ ABI_TYPE ATOMIC_NAME(xchg)(CPUArchState *env, abi_ptr addr, ABI_TYPE val,

    ret = qatomic_xchg__nocheck(haddr, BSWAP(val));
    ATOMIC_MMU_CLEANUP;
-    atomic_trace_rmw_post(env, addr,
-                          VALUE_LOW(ret),
-                          VALUE_HIGH(ret),
-                          VALUE_LOW(val),
-                          VALUE_HIGH(val),
-                          oi);
+    atomic_trace_rmw_post(env, addr, oi);
    return BSWAP(ret);
 }

@@ -252,12 +214,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, abi_ptr addr,            \
    haddr = atomic_mmu_lookup(env_cpu(env), addr, oi, DATA_SIZE, retaddr);   \
    ret = qatomic_##X(haddr, BSWAP(val));                           \
    ATOMIC_MMU_CLEANUP;                                             \
-    atomic_trace_rmw_post(env, addr,                                \
-                          VALUE_LOW(ret),                           \
-                          VALUE_HIGH(ret),                          \
-                          VALUE_LOW(val),                           \
-                          VALUE_HIGH(val),                          \
-                          oi);                                      \
+    atomic_trace_rmw_post(env, addr, oi);                           \
    return BSWAP(ret);                                              \
 }

@@ -290,12 +247,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, abi_ptr addr,            \
        ldn = qatomic_cmpxchg__nocheck(haddr, ldo, BSWAP(new));     \
    } while (ldo != ldn);                                           \
    ATOMIC_MMU_CLEANUP;                                             \
-    atomic_trace_rmw_post(env, addr,                                \
-                          VALUE_LOW(old),                           \
-                          VALUE_HIGH(old),                          \
-                          VALUE_LOW(xval),                          \
-                          VALUE_HIGH(xval),                         \
-                          oi);                                      \
+    atomic_trace_rmw_post(env, addr, oi);                           \
    return RET;                                                     \
 }

@@ -329,5 +281,3 @@ GEN_ATOMIC_HELPER_FN(add_fetch, ADD, DATA_TYPE, new)
 #undef SUFFIX
 #undef DATA_SIZE
 #undef SHIFT
-#undef VALUE_LOW
-#undef VALUE_HIGH
--- a/accel/tcg/cpu-exec-common.c
+++ b/accel/tcg/cpu-exec-common.c
@@ -18,45 +18,13 @@
 */

 #include "qemu/osdep.h"
-#include "exec/log.h"
-#include "system/tcg.h"
+#include "sysemu/cpus.h"
+#include "sysemu/tcg.h"
 #include "qemu/plugin.h"
 #include "internal-common.h"

 bool tcg_allowed;

-bool tcg_cflags_has(CPUState *cpu, uint32_t flags)
-{
-    return cpu->tcg_cflags & flags;
-}
-
-void tcg_cflags_set(CPUState *cpu, uint32_t flags)
-{
-    cpu->tcg_cflags |= flags;
-}
-
-uint32_t curr_cflags(CPUState *cpu)
-{
-    uint32_t cflags = cpu->tcg_cflags;
-
-    /*
-     * Record gdb single-step.  We should be exiting the TB by raising
-     * EXCP_DEBUG, but to simplify other tests, disable chaining too.
-     *
-     * For singlestep and -d nochain, suppress goto_tb so that
-     * we can log -d cpu,exec after every TB.
-     */
-    if (unlikely(cpu->singlestep_enabled)) {
-        cflags |= CF_NO_GOTO_TB | CF_NO_GOTO_PTR | CF_SINGLE_STEP | 1;
-    } else if (qatomic_read(&one_insn_per_tb)) {
-        cflags |= CF_NO_GOTO_TB | 1;
-    } else if (qemu_loglevel_mask(CPU_LOG_TB_NOCHAIN)) {
-        cflags |= CF_NO_GOTO_TB;
-    }
-
-    return cflags;
-}
-
 /* exit the current TB, but without causing any exception to be raised */
 void cpu_loop_exit_noexc(CPUState *cpu)
 {
--- a/accel/tcg/cpu-exec.c
+++ b/accel/tcg/cpu-exec.c
@@ -21,27 +21,27 @@
 #include "qemu/qemu-print.h"
 #include "qapi/error.h"
 #include "qapi/type-helpers.h"
-#include "hw/core/cpu.h"
-#include "accel/tcg/cpu-ops.h"
+#include "hw/core/tcg-cpu-ops.h"
 #include "trace.h"
 #include "disas/disas.h"
-#include "exec/cpu-common.h"
-#include "exec/page-protection.h"
-#include "exec/translation-block.h"
+#include "exec/exec-all.h"
 #include "tcg/tcg.h"
 #include "qemu/atomic.h"
 #include "qemu/rcu.h"
 #include "exec/log.h"
 #include "qemu/main-loop.h"
+#if defined(TARGET_I386) && !defined(CONFIG_USER_ONLY)
+#include "hw/i386/apic.h"
+#endif
+#include "sysemu/cpus.h"
 #include "exec/cpu-all.h"
-#include "system/cpu-timers.h"
+#include "sysemu/cpu-timers.h"
 #include "exec/replay-core.h"
-#include "system/tcg.h"
+#include "sysemu/tcg.h"
 #include "exec/helper-proto-common.h"
 #include "tb-jmp-cache.h"
 #include "tb-hash.h"
 #include "tb-context.h"
-#include "tb-internal.h"
 #include "internal-common.h"
 #include "internal-target.h"

@@ -147,6 +147,28 @@ static void init_delay_params(SyncClocks *sc, const CPUState *cpu)
 }
 #endif /* CONFIG USER ONLY */

+uint32_t curr_cflags(CPUState *cpu)
+{
+    uint32_t cflags = cpu->tcg_cflags;
+
+    /*
+     * Record gdb single-step.  We should be exiting the TB by raising
+     * EXCP_DEBUG, but to simplify other tests, disable chaining too.
+     *
+     * For singlestep and -d nochain, suppress goto_tb so that
+     * we can log -d cpu,exec after every TB.
+     */
+    if (unlikely(cpu->singlestep_enabled)) {
+        cflags |= CF_NO_GOTO_TB | CF_NO_GOTO_PTR | CF_SINGLE_STEP | 1;
+    } else if (qatomic_read(&one_insn_per_tb)) {
+        cflags |= CF_NO_GOTO_TB | 1;
+    } else if (qemu_loglevel_mask(CPU_LOG_TB_NOCHAIN)) {
+        cflags |= CF_NO_GOTO_TB;
+    }
+
+    return cflags;
+}
+
 struct tb_desc {
    vaddr pc;
    uint64_t cs_base;
@@ -216,20 +238,7 @@ static TranslationBlock *tb_htable_lookup(CPUState *cpu, vaddr pc,
    return qht_lookup_custom(&tb_ctx.htable, &desc, h, tb_lookup_cmp);
 }

-/**
- * tb_lookup:
- * @cpu: CPU that will execute the returned translation block
- * @pc: guest PC
- * @cs_base: arch-specific value associated with translation block
- * @flags: arch-specific translation block flags
- * @cflags: CF_* flags
- *
- * Look up a translation block inside the QHT using @pc, @cs_base, @flags and
- * @cflags. Uses @cpu's tb_jmp_cache. Might cause an exception, so have a
- * longjmp destination ready.
- *
- * Returns: an existing translation block or NULL.
- */
+/* Might cause an exception, so have a longjmp destination ready */
 static inline TranslationBlock *tb_lookup(CPUState *cpu, vaddr pc,
                                          uint64_t cs_base, uint32_t flags,
                                          uint32_t cflags)
@@ -244,29 +253,43 @@ static inline TranslationBlock *tb_lookup(CPUState *cpu, vaddr pc,
    hash = tb_jmp_cache_hash_func(pc);
    jc = cpu->tb_jmp_cache;

-    tb = qatomic_read(&jc->array[hash].tb);
-    if (likely(tb &&
-               jc->array[hash].pc == pc &&
-               tb->cs_base == cs_base &&
-               tb->flags == flags &&
-               tb_cflags(tb) == cflags)) {
-        goto hit;
+    if (cflags & CF_PCREL) {
+        /* Use acquire to ensure current load of pc from jc. */
+        tb = qatomic_load_acquire(&jc->array[hash].tb);
+
+        if (likely(tb &&
+                   jc->array[hash].pc == pc &&
+                   tb->cs_base == cs_base &&
+                   tb->flags == flags &&
+                   tb_cflags(tb) == cflags)) {
+            return tb;
+        }
+        tb = tb_htable_lookup(cpu, pc, cs_base, flags, cflags);
+        if (tb == NULL) {
+            return NULL;
+        }
+        jc->array[hash].pc = pc;
+        /* Ensure pc is written first. */
+        qatomic_store_release(&jc->array[hash].tb, tb);
+    } else {
+        /* Use rcu_read to ensure current load of pc from *tb. */
+        tb = qatomic_rcu_read(&jc->array[hash].tb);
+
+        if (likely(tb &&
+                   tb->pc == pc &&
+                   tb->cs_base == cs_base &&
+                   tb->flags == flags &&
+                   tb_cflags(tb) == cflags)) {
+            return tb;
+        }
+        tb = tb_htable_lookup(cpu, pc, cs_base, flags, cflags);
+        if (tb == NULL) {
+            return NULL;
+        }
+        /* Use the pc value already stored in tb->pc. */
+        qatomic_set(&jc->array[hash].tb, tb);
    }

-    tb = tb_htable_lookup(cpu, pc, cs_base, flags, cflags);
-    if (tb == NULL) {
-        return NULL;
-    }
-
-    jc->array[hash].pc = pc;
-    qatomic_set(&jc->array[hash].tb, tb);
-
-hit:
-    /*
-     * As long as tb is not NULL, the contents are consistent.  Therefore,
-     * the virtual PC has to match for non-CF_PCREL translations.
-     */
-    assert((tb_cflags(tb) & CF_PCREL) || tb->pc == pc);
    return tb;
 }

@@ -334,9 +357,9 @@ static bool check_for_breakpoints_slow(CPUState *cpu, vaddr pc,
 #ifdef CONFIG_USER_ONLY
                g_assert_not_reached();
 #else
-                const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-                assert(tcg_ops->debug_check_breakpoint);
-                match_bp = tcg_ops->debug_check_breakpoint(cpu);
+                CPUClass *cc = CPU_GET_CLASS(cpu);
+                assert(cc->tcg_ops->debug_check_breakpoint);
+                match_bp = cc->tcg_ops->debug_check_breakpoint(cpu);
 #endif
            }

@@ -362,7 +385,7 @@ static bool check_for_breakpoints_slow(CPUState *cpu, vaddr pc,
     * breakpoints are removed.
     */
    if (match_page) {
-        *cflags = (*cflags & ~CF_COUNT_MASK) | CF_NO_GOTO_TB | CF_BP_PAGE | 1;
+        *cflags = (*cflags & ~CF_COUNT_MASK) | CF_NO_GOTO_TB | 1;
    }
    return false;
 }
@@ -390,14 +413,6 @@ const void *HELPER(lookup_tb_ptr)(CPUArchState *env)
    uint64_t cs_base;
    uint32_t flags, cflags;

-    /*
-     * By definition we've just finished a TB, so I/O is OK.
-     * Avoid the possibility of calling cpu_io_recompile() if
-     * a page table walk triggered by tb_lookup() calling
-     * probe_access_internal() happens to touch an MMIO device.
-     * The next TB, if we chain to it, will clear the flag again.
-     */
-    cpu->neg.can_do_io = true;
    cpu_get_tb_cpu_state(env, &pc, &cs_base, &flags);

    cflags = curr_cflags(cpu);
@@ -417,16 +432,6 @@ const void *HELPER(lookup_tb_ptr)(CPUArchState *env)
    return tb->tc.ptr;
 }

-/* Return the current PC from CPU, which may be cached in TB. */
-static vaddr log_pc(CPUState *cpu, const TranslationBlock *tb)
-{
-    if (tb_cflags(tb) & CF_PCREL) {
-        return cpu->cc->get_pc(cpu);
-    } else {
-        return tb->pc;
-    }
-}
-
 /* Execute a TB, and fix up the CPU state afterwards if necessary */
 /*
 * Disable CFI checks.
@@ -440,6 +445,7 @@ static vaddr log_pc(CPUState *cpu, const TranslationBlock *tb)
 static inline TranslationBlock * QEMU_DISABLE_CFI
 cpu_tb_exec(CPUState *cpu, TranslationBlock *itb, int *tb_exit)
 {
+    CPUArchState *env = cpu_env(cpu);
    uintptr_t ret;
    TranslationBlock *last_tb;
    const void *tb_ptr = itb->tc.ptr;
@@ -449,7 +455,7 @@ cpu_tb_exec(CPUState *cpu, TranslationBlock *itb, int *tb_exit)
    }

    qemu_thread_jit_execute();
-    ret = tcg_qemu_tb_exec(cpu_env(cpu), tb_ptr);
+    ret = tcg_qemu_tb_exec(env, tb_ptr);
    cpu->neg.can_do_io = true;
    qemu_plugin_disable_mem_helpers(cpu);
    /*
@@ -470,11 +476,10 @@ cpu_tb_exec(CPUState *cpu, TranslationBlock *itb, int *tb_exit)
         * counter hit zero); we must restore the guest PC to the address
         * of the start of the TB.
         */
-        CPUClass *cc = cpu->cc;
-        const TCGCPUOps *tcg_ops = cc->tcg_ops;
+        CPUClass *cc = CPU_GET_CLASS(cpu);

-        if (tcg_ops->synchronize_from_tb) {
-            tcg_ops->synchronize_from_tb(cpu, last_tb);
+        if (cc->tcg_ops->synchronize_from_tb) {
+            cc->tcg_ops->synchronize_from_tb(cpu, last_tb);
        } else {
            tcg_debug_assert(!(tb_cflags(last_tb) & CF_PCREL));
            assert(cc->set_pc);
@@ -506,19 +511,19 @@ cpu_tb_exec(CPUState *cpu, TranslationBlock *itb, int *tb_exit)

 static void cpu_exec_enter(CPUState *cpu)
 {
-    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
+    CPUClass *cc = CPU_GET_CLASS(cpu);

-    if (tcg_ops->cpu_exec_enter) {
-        tcg_ops->cpu_exec_enter(cpu);
+    if (cc->tcg_ops->cpu_exec_enter) {
+        cc->tcg_ops->cpu_exec_enter(cpu);
    }
 }

 static void cpu_exec_exit(CPUState *cpu)
 {
-    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
+    CPUClass *cc = CPU_GET_CLASS(cpu);

-    if (tcg_ops->cpu_exec_exit) {
-        tcg_ops->cpu_exec_exit(cpu);
+    if (cc->tcg_ops->cpu_exec_exit) {
+        cc->tcg_ops->cpu_exec_exit(cpu);
    }
 }

@@ -553,8 +558,8 @@ static void cpu_exec_longjmp_cleanup(CPUState *cpu)
        tcg_ctx->gen_tb = NULL;
    }
 #endif
-    if (bql_locked()) {
-        bql_unlock();
+    if (qemu_mutex_iothread_locked()) {
+        qemu_mutex_unlock_iothread();
    }
    assert_no_pages_locked();
 }
@@ -672,10 +677,16 @@ static inline bool cpu_handle_halt(CPUState *cpu)
 {
 #ifndef CONFIG_USER_ONLY
    if (cpu->halted) {
-        const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-        bool leave_halt = tcg_ops->cpu_exec_halt(cpu);
-
-        if (!leave_halt) {
+#if defined(TARGET_I386)
+        if (cpu->interrupt_request & CPU_INTERRUPT_POLL) {
+            X86CPU *x86_cpu = X86_CPU(cpu);
+            qemu_mutex_lock_iothread();
+            apic_poll_irq(x86_cpu->apic_state);
+            cpu_reset_interrupt(cpu, CPU_INTERRUPT_POLL);
+            qemu_mutex_unlock_iothread();
+        }
+#endif /* TARGET_I386 */
+        if (!cpu_has_work(cpu)) {
            return true;
        }

@@ -688,7 +699,7 @@ static inline bool cpu_handle_halt(CPUState *cpu)

 static inline void cpu_handle_debug_exception(CPUState *cpu)
 {
-    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
+    CPUClass *cc = CPU_GET_CLASS(cpu);
    CPUWatchpoint *wp;

    if (!cpu->watchpoint_hit) {
@@ -697,8 +708,8 @@ static inline void cpu_handle_debug_exception(CPUState *cpu)
        }
    }

-    if (tcg_ops->debug_excp_handler) {
-        tcg_ops->debug_excp_handler(cpu);
+    if (cc->tcg_ops->debug_excp_handler) {
+        cc->tcg_ops->debug_excp_handler(cpu);
    }
 }

@@ -710,12 +721,11 @@ static inline bool cpu_handle_exception(CPUState *cpu, int *ret)
            && cpu->neg.icount_decr.u16.low + cpu->icount_extra == 0) {
            /* Execute just one insn to trigger exception pending in the log */
            cpu->cflags_next_tb = (curr_cflags(cpu) & ~CF_USE_ICOUNT)
-                | CF_NOIRQ | 1;
+                | CF_LAST_IO | CF_NOIRQ | 1;
        }
 #endif
        return false;
    }
-
    if (cpu->exception_index >= EXCP_INTERRUPT) {
        /* exit request from the cpu execution loop */
        *ret = cpu->exception_index;
@@ -724,59 +734,62 @@ static inline bool cpu_handle_exception(CPUState *cpu, int *ret)
        }
        cpu->exception_index = -1;
        return true;
-    }
-
+    } else {
 #if defined(CONFIG_USER_ONLY)
-    /*
-     * If user mode only, we simulate a fake exception which will be
-     * handled outside the cpu execution loop.
-     */
+        /* if user mode only, we simulate a fake exception
+           which will be handled outside the cpu execution
+           loop */
 #if defined(TARGET_I386)
-    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-    tcg_ops->fake_user_interrupt(cpu);
+        CPUClass *cc = CPU_GET_CLASS(cpu);
+        cc->tcg_ops->fake_user_interrupt(cpu);
 #endif /* TARGET_I386 */
-    *ret = cpu->exception_index;
-    cpu->exception_index = -1;
-    return true;
-#else
-    if (replay_exception()) {
-        const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-
-        bql_lock();
-        tcg_ops->do_interrupt(cpu);
-        bql_unlock();
+        *ret = cpu->exception_index;
        cpu->exception_index = -1;
+        return true;
+#else
+        if (replay_exception()) {
+            CPUClass *cc = CPU_GET_CLASS(cpu);
+            qemu_mutex_lock_iothread();
+            cc->tcg_ops->do_interrupt(cpu);
+            qemu_mutex_unlock_iothread();
+            cpu->exception_index = -1;

-        if (unlikely(cpu->singlestep_enabled)) {
-            /*
-             * After processing the exception, ensure an EXCP_DEBUG is
-             * raised when single-stepping so that GDB doesn't miss the
-             * next instruction.
-             */
-            *ret = EXCP_DEBUG;
-            cpu_handle_debug_exception(cpu);
+            if (unlikely(cpu->singlestep_enabled)) {
+                /*
+                 * After processing the exception, ensure an EXCP_DEBUG is
+                 * raised when single-stepping so that GDB doesn't miss the
+                 * next instruction.
+                 */
+                *ret = EXCP_DEBUG;
+                cpu_handle_debug_exception(cpu);
+                return true;
+            }
+        } else if (!replay_has_interrupt()) {
+            /* give a chance to iothread in replay mode */
+            *ret = EXCP_INTERRUPT;
            return true;
        }
-    } else if (!replay_has_interrupt()) {
-        /* give a chance to iothread in replay mode */
-        *ret = EXCP_INTERRUPT;
-        return true;
-    }
 #endif
+    }

    return false;
 }

-static inline bool icount_exit_request(CPUState *cpu)
+#ifndef CONFIG_USER_ONLY
+/*
+ * CPU_INTERRUPT_POLL is a virtual event which gets converted into a
+ * "real" interrupt event later. It does not need to be recorded for
+ * replay purposes.
+ */
+static inline bool need_replay_interrupt(int interrupt_request)
 {
-    if (!icount_enabled()) {
-        return false;
-    }
-    if (cpu->cflags_next_tb != -1 && !(cpu->cflags_next_tb & CF_USE_ICOUNT)) {
-        return false;
-    }
-    return cpu->neg.icount_decr.u16.low + cpu->icount_extra == 0;
+#if defined(TARGET_I386)
+    return !(interrupt_request & CPU_INTERRUPT_POLL);
+#else
+    return true;
+#endif
 }
+#endif /* !CONFIG_USER_ONLY */

 static inline bool cpu_handle_interrupt(CPUState *cpu,
                                        TranslationBlock **last_tb)
@@ -799,7 +812,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,

    if (unlikely(qatomic_read(&cpu->interrupt_request))) {
        int interrupt_request;
-        bql_lock();
+        qemu_mutex_lock_iothread();
        interrupt_request = cpu->interrupt_request;
        if (unlikely(cpu->singlestep_enabled & SSTEP_NOIRQ)) {
            /* Mask out external interrupts for this step. */
@@ -808,7 +821,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
        if (interrupt_request & CPU_INTERRUPT_DEBUG) {
            cpu->interrupt_request &= ~CPU_INTERRUPT_DEBUG;
            cpu->exception_index = EXCP_DEBUG;
-            bql_unlock();
+            qemu_mutex_unlock_iothread();
            return true;
        }
 #if !defined(CONFIG_USER_ONLY)
@@ -819,7 +832,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
            cpu->interrupt_request &= ~CPU_INTERRUPT_HALT;
            cpu->halted = 1;
            cpu->exception_index = EXCP_HLT;
-            bql_unlock();
+            qemu_mutex_unlock_iothread();
            return true;
        }
 #if defined(TARGET_I386)
@@ -830,14 +843,14 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
            cpu_svm_check_intercept_param(env, SVM_EXIT_INIT, 0, 0);
            do_cpu_init(x86_cpu);
            cpu->exception_index = EXCP_HALTED;
-            bql_unlock();
+            qemu_mutex_unlock_iothread();
            return true;
        }
 #else
        else if (interrupt_request & CPU_INTERRUPT_RESET) {
            replay_interrupt();
            cpu_reset(cpu);
-            bql_unlock();
+            qemu_mutex_unlock_iothread();
            return true;
        }
 #endif /* !TARGET_I386 */
@@ -846,11 +859,11 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
           True when it is, and we should restart on a new TB,
           and via longjmp via cpu_loop_exit.  */
        else {
-            const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
+            CPUClass *cc = CPU_GET_CLASS(cpu);

-            if (tcg_ops->cpu_exec_interrupt(cpu, interrupt_request)) {
-                if (!tcg_ops->need_replay_interrupt ||
-                    tcg_ops->need_replay_interrupt(interrupt_request)) {
+            if (cc->tcg_ops->cpu_exec_interrupt &&
+                cc->tcg_ops->cpu_exec_interrupt(cpu, interrupt_request)) {
+                if (need_replay_interrupt(interrupt_request)) {
                    replay_interrupt();
                }
                /*
@@ -860,7 +873,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
                 */
                if (unlikely(cpu->singlestep_enabled)) {
                    cpu->exception_index = EXCP_DEBUG;
-                    bql_unlock();
+                    qemu_mutex_unlock_iothread();
                    return true;
                }
                cpu->exception_index = -1;
@@ -879,11 +892,14 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
        }

        /* If we exit via cpu_loop_exit/longjmp it is reset in cpu_exec */
-        bql_unlock();
+        qemu_mutex_unlock_iothread();
    }

    /* Finally, check if we need to exit to the main loop.  */
-    if (unlikely(qatomic_read(&cpu->exit_request)) || icount_exit_request(cpu)) {
+    if (unlikely(qatomic_read(&cpu->exit_request))
+        || (icount_enabled()
+            && (cpu->cflags_next_tb == -1 || cpu->cflags_next_tb & CF_USE_ICOUNT)
+            && cpu->neg.icount_decr.u16.low + cpu->icount_extra == 0)) {
        qatomic_set(&cpu->exit_request, 0);
        if (cpu->exception_index == -1) {
            cpu->exception_index = EXCP_INTERRUPT;
@@ -898,6 +914,8 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb,
                                    vaddr pc, TranslationBlock **last_tb,
                                    int *tb_exit)
 {
+    int32_t insns_left;
+
    trace_exec_tb(tb, pc);
    tb = cpu_tb_exec(cpu, tb, tb_exit);
    if (*tb_exit != TB_EXIT_REQUESTED) {
@@ -906,7 +924,8 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb,
    }

    *last_tb = NULL;
-    if (cpu_loop_exit_requested(cpu)) {
+    insns_left = qatomic_read(&cpu->neg.icount_decr.u32);
+    if (insns_left < 0) {
        /* Something asked us to stop executing chained TBs; just
         * continue round the main loop. Whatever requested the exit
         * will also have set something else (eg exit_request or
@@ -923,7 +942,7 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb,
    /* Ensure global icount has gone forward */
    icount_update(cpu);
    /* Refill decrementer and continue execution.  */
-    int32_t insns_left = MIN(0xffff, cpu->icount_budget);
+    insns_left = MIN(0xffff, cpu->icount_budget);
    cpu->neg.icount_decr.u16.low = insns_left;
    cpu->icount_extra = cpu->icount_budget - insns_left;

@@ -993,8 +1012,14 @@ cpu_exec_loop(CPUState *cpu, SyncClocks *sc)
                 */
                h = tb_jmp_cache_hash_func(pc);
                jc = cpu->tb_jmp_cache;
-                jc->array[h].pc = pc;
-                qatomic_set(&jc->array[h].tb, tb);
+                if (cflags & CF_PCREL) {
+                    jc->array[h].pc = pc;
+                    /* Ensure pc is written first. */
+                    qatomic_store_release(&jc->array[h].tb, tb);
+                } else {
+                    /* Use the pc value already stored in tb->pc. */
+                    qatomic_set(&jc->array[h].tb, tb);
+                }
            }

 #ifndef CONFIG_USER_ONLY
@@ -1045,7 +1070,7 @@ int cpu_exec(CPUState *cpu)
        return EXCP_HALTED;
    }

-    RCU_READ_LOCK_GUARD();
+    rcu_read_lock();
    cpu_exec_enter(cpu);

    /*
@@ -1059,22 +1084,18 @@ int cpu_exec(CPUState *cpu)
    ret = cpu_exec_setjmp(cpu, &sc);

    cpu_exec_exit(cpu);
+    rcu_read_unlock();
+
    return ret;
 }

 bool tcg_exec_realizefn(CPUState *cpu, Error **errp)
 {
    static bool tcg_target_initialized;
+    CPUClass *cc = CPU_GET_CLASS(cpu);

    if (!tcg_target_initialized) {
-        /* Check mandatory TCGCPUOps handlers */
-        const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-#ifndef CONFIG_USER_ONLY
-        assert(tcg_ops->cpu_exec_halt);
-        assert(tcg_ops->cpu_exec_interrupt);
-#endif /* !CONFIG_USER_ONLY */
-        assert(tcg_ops->translate_code);
-        tcg_ops->initialize();
+        cc->tcg_ops->initialize();
        tcg_target_initialized = true;
    }

--- a/accel/tcg/cputlb.c
+++ b/accel/tcg/cputlb.c
@@ -19,34 +19,30 @@

 #include "qemu/osdep.h"
 #include "qemu/main-loop.h"
-#include "accel/tcg/cpu-ops.h"
+#include "hw/core/tcg-cpu-ops.h"
 #include "exec/exec-all.h"
-#include "exec/page-protection.h"
 #include "exec/memory.h"
 #include "exec/cpu_ldst.h"
 #include "exec/cputlb.h"
 #include "exec/tb-flush.h"
 #include "exec/memory-internal.h"
 #include "exec/ram_addr.h"
-#include "exec/mmu-access-type.h"
-#include "exec/tlb-common.h"
-#include "exec/vaddr.h"
 #include "tcg/tcg.h"
 #include "qemu/error-report.h"
 #include "exec/log.h"
 #include "exec/helper-proto-common.h"
 #include "qemu/atomic.h"
 #include "qemu/atomic128.h"
-#include "tb-internal.h"
+#include "exec/translate-all.h"
 #include "trace.h"
 #include "tb-hash.h"
-#include "tb-internal.h"
 #include "internal-common.h"
 #include "internal-target.h"
 #ifdef CONFIG_PLUGIN
 #include "qemu/plugin-memory.h"
 #endif
 #include "tcg/tcg-ldst.h"
+#include "tcg/oversized-guest.h"

 /* DEBUG defines, enable DEBUG_TLB_LOG to log to the CPU_LOG_MMU target */
 /* #define DEBUG_TLB */
@@ -99,43 +95,6 @@ static inline size_t sizeof_tlb(CPUTLBDescFast *fast)
    return fast->mask + (1 << CPU_TLB_ENTRY_BITS);
 }

-static inline uint64_t tlb_read_idx(const CPUTLBEntry *entry,
-                                    MMUAccessType access_type)
-{
-    /* Do not rearrange the CPUTLBEntry structure members. */
-    QEMU_BUILD_BUG_ON(offsetof(CPUTLBEntry, addr_read) !=
-                      MMU_DATA_LOAD * sizeof(uintptr_t));
-    QEMU_BUILD_BUG_ON(offsetof(CPUTLBEntry, addr_write) !=
-                      MMU_DATA_STORE * sizeof(uintptr_t));
-    QEMU_BUILD_BUG_ON(offsetof(CPUTLBEntry, addr_code) !=
-                      MMU_INST_FETCH * sizeof(uintptr_t));
-
-    const uintptr_t *ptr = &entry->addr_idx[access_type];
-    /* ofs might correspond to .addr_write, so use qatomic_read */
-    return qatomic_read(ptr);
-}
-
-static inline uint64_t tlb_addr_write(const CPUTLBEntry *entry)
-{
-    return tlb_read_idx(entry, MMU_DATA_STORE);
-}
-
-/* Find the TLB index corresponding to the mmu_idx + address pair.  */
-static inline uintptr_t tlb_index(CPUState *cpu, uintptr_t mmu_idx,
-                                  vaddr addr)
-{
-    uintptr_t size_mask = cpu->neg.tlb.f[mmu_idx].mask >> CPU_TLB_ENTRY_BITS;
-
-    return (addr >> TARGET_PAGE_BITS) & size_mask;
-}
-
-/* Find the TLB entry corresponding to the mmu_idx + address pair.  */
-static inline CPUTLBEntry *tlb_entry(CPUState *cpu, uintptr_t mmu_idx,
-                                     vaddr addr)
-{
-    return &cpu->neg.tlb.f[mmu_idx].table[tlb_index(cpu, mmu_idx, addr)];
-}
-
 static void tlb_window_reset(CPUTLBDesc *desc, int64_t ns,
                             size_t max_entries)
 {
@@ -407,9 +366,12 @@ void tlb_flush_by_mmuidx(CPUState *cpu, uint16_t idxmap)
 {
    tlb_debug("mmu_idx: 0x%" PRIx16 "\n", idxmap);

-    assert_cpu_is_self(cpu);
-
-    tlb_flush_by_mmuidx_async_work(cpu, RUN_ON_CPU_HOST_INT(idxmap));
+    if (cpu->created && !qemu_cpu_is_self(cpu)) {
+        async_run_on_cpu(cpu, tlb_flush_by_mmuidx_async_work,
+                         RUN_ON_CPU_HOST_INT(idxmap));
+    } else {
+        tlb_flush_by_mmuidx_async_work(cpu, RUN_ON_CPU_HOST_INT(idxmap));
+    }
 }

 void tlb_flush(CPUState *cpu)
@@ -417,6 +379,21 @@ void tlb_flush(CPUState *cpu)
    tlb_flush_by_mmuidx(cpu, ALL_MMUIDX_BITS);
 }

+void tlb_flush_by_mmuidx_all_cpus(CPUState *src_cpu, uint16_t idxmap)
+{
+    const run_on_cpu_func fn = tlb_flush_by_mmuidx_async_work;
+
+    tlb_debug("mmu_idx: 0x%"PRIx16"\n", idxmap);
+
+    flush_all_helper(src_cpu, fn, RUN_ON_CPU_HOST_INT(idxmap));
+    fn(src_cpu, RUN_ON_CPU_HOST_INT(idxmap));
+}
+
+void tlb_flush_all_cpus(CPUState *src_cpu)
+{
+    tlb_flush_by_mmuidx_all_cpus(src_cpu, ALL_MMUIDX_BITS);
+}
+
 void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *src_cpu, uint16_t idxmap)
 {
    const run_on_cpu_func fn = tlb_flush_by_mmuidx_async_work;
@@ -598,12 +575,28 @@ void tlb_flush_page_by_mmuidx(CPUState *cpu, vaddr addr, uint16_t idxmap)
 {
    tlb_debug("addr: %016" VADDR_PRIx " mmu_idx:%" PRIx16 "\n", addr, idxmap);

-    assert_cpu_is_self(cpu);
-
    /* This should already be page aligned */
    addr &= TARGET_PAGE_MASK;

-    tlb_flush_page_by_mmuidx_async_0(cpu, addr, idxmap);
+    if (qemu_cpu_is_self(cpu)) {
+        tlb_flush_page_by_mmuidx_async_0(cpu, addr, idxmap);
+    } else if (idxmap < TARGET_PAGE_SIZE) {
+        /*
+         * Most targets have only a few mmu_idx.  In the case where
+         * we can stuff idxmap into the low TARGET_PAGE_BITS, avoid
+         * allocating memory for this operation.
+         */
+        async_run_on_cpu(cpu, tlb_flush_page_by_mmuidx_async_1,
+                         RUN_ON_CPU_TARGET_PTR(addr | idxmap));
+    } else {
+        TLBFlushPageByMMUIdxData *d = g_new(TLBFlushPageByMMUIdxData, 1);
+
+        /* Otherwise allocate a structure, freed by the worker.  */
+        d->addr = addr;
+        d->idxmap = idxmap;
+        async_run_on_cpu(cpu, tlb_flush_page_by_mmuidx_async_2,
+                         RUN_ON_CPU_HOST_PTR(d));
+    }
 }

 void tlb_flush_page(CPUState *cpu, vaddr addr)
@@ -611,6 +604,46 @@ void tlb_flush_page(CPUState *cpu, vaddr addr)
    tlb_flush_page_by_mmuidx(cpu, addr, ALL_MMUIDX_BITS);
 }

+void tlb_flush_page_by_mmuidx_all_cpus(CPUState *src_cpu, vaddr addr,
+                                       uint16_t idxmap)
+{
+    tlb_debug("addr: %016" VADDR_PRIx " mmu_idx:%"PRIx16"\n", addr, idxmap);
+
+    /* This should already be page aligned */
+    addr &= TARGET_PAGE_MASK;
+
+    /*
+     * Allocate memory to hold addr+idxmap only when needed.
+     * See tlb_flush_page_by_mmuidx for details.
+     */
+    if (idxmap < TARGET_PAGE_SIZE) {
+        flush_all_helper(src_cpu, tlb_flush_page_by_mmuidx_async_1,
+                         RUN_ON_CPU_TARGET_PTR(addr | idxmap));
+    } else {
+        CPUState *dst_cpu;
+
+        /* Allocate a separate data block for each destination cpu.  */
+        CPU_FOREACH(dst_cpu) {
+            if (dst_cpu != src_cpu) {
+                TLBFlushPageByMMUIdxData *d
+                    = g_new(TLBFlushPageByMMUIdxData, 1);
+
+                d->addr = addr;
+                d->idxmap = idxmap;
+                async_run_on_cpu(dst_cpu, tlb_flush_page_by_mmuidx_async_2,
+                                 RUN_ON_CPU_HOST_PTR(d));
+            }
+        }
+    }
+
+    tlb_flush_page_by_mmuidx_async_0(src_cpu, addr, idxmap);
+}
+
+void tlb_flush_page_all_cpus(CPUState *src, vaddr addr)
+{
+    tlb_flush_page_by_mmuidx_all_cpus(src, addr, ALL_MMUIDX_BITS);
+}
+
 void tlb_flush_page_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
                                              vaddr addr,
                                              uint16_t idxmap)
@@ -766,8 +799,6 @@ void tlb_flush_range_by_mmuidx(CPUState *cpu, vaddr addr,
 {
    TLBFlushRangeData d;

-    assert_cpu_is_self(cpu);
-
    /*
     * If all bits are significant, and len is small,
     * this devolves to tlb_flush_page.
@@ -788,7 +819,14 @@ void tlb_flush_range_by_mmuidx(CPUState *cpu, vaddr addr,
    d.idxmap = idxmap;
    d.bits = bits;

-    tlb_flush_range_by_mmuidx_async_0(cpu, d);
+    if (qemu_cpu_is_self(cpu)) {
+        tlb_flush_range_by_mmuidx_async_0(cpu, d);
+    } else {
+        /* Otherwise allocate a structure, freed by the worker.  */
+        TLBFlushRangeData *p = g_memdup(&d, sizeof(d));
+        async_run_on_cpu(cpu, tlb_flush_range_by_mmuidx_async_1,
+                         RUN_ON_CPU_HOST_PTR(p));
+    }
 }

 void tlb_flush_page_bits_by_mmuidx(CPUState *cpu, vaddr addr,
@@ -797,6 +835,54 @@ void tlb_flush_page_bits_by_mmuidx(CPUState *cpu, vaddr addr,
    tlb_flush_range_by_mmuidx(cpu, addr, TARGET_PAGE_SIZE, idxmap, bits);
 }

+void tlb_flush_range_by_mmuidx_all_cpus(CPUState *src_cpu,
+                                        vaddr addr, vaddr len,
+                                        uint16_t idxmap, unsigned bits)
+{
+    TLBFlushRangeData d;
+    CPUState *dst_cpu;
+
+    /*
+     * If all bits are significant, and len is small,
+     * this devolves to tlb_flush_page.
+     */
+    if (bits >= TARGET_LONG_BITS && len <= TARGET_PAGE_SIZE) {
+        tlb_flush_page_by_mmuidx_all_cpus(src_cpu, addr, idxmap);
+        return;
+    }
+    /* If no page bits are significant, this devolves to tlb_flush. */
+    if (bits < TARGET_PAGE_BITS) {
+        tlb_flush_by_mmuidx_all_cpus(src_cpu, idxmap);
+        return;
+    }
+
+    /* This should already be page aligned */
+    d.addr = addr & TARGET_PAGE_MASK;
+    d.len = len;
+    d.idxmap = idxmap;
+    d.bits = bits;
+
+    /* Allocate a separate data block for each destination cpu.  */
+    CPU_FOREACH(dst_cpu) {
+        if (dst_cpu != src_cpu) {
+            TLBFlushRangeData *p = g_memdup(&d, sizeof(d));
+            async_run_on_cpu(dst_cpu,
+                             tlb_flush_range_by_mmuidx_async_1,
+                             RUN_ON_CPU_HOST_PTR(p));
+        }
+    }
+
+    tlb_flush_range_by_mmuidx_async_0(src_cpu, d);
+}
+
+void tlb_flush_page_bits_by_mmuidx_all_cpus(CPUState *src_cpu,
+                                            vaddr addr, uint16_t idxmap,
+                                            unsigned bits)
+{
+    tlb_flush_range_by_mmuidx_all_cpus(src_cpu, addr, TARGET_PAGE_SIZE,
+                                       idxmap, bits);
+}
+
 void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
                                               vaddr addr,
                                               vaddr len,
@@ -892,8 +978,16 @@ static void tlb_reset_dirty_range_locked(CPUTLBEntry *tlb_entry,
        addr &= TARGET_PAGE_MASK;
        addr += tlb_entry->addend;
        if ((addr - start) < length) {
+#if TARGET_LONG_BITS == 32
+            uint32_t *ptr_write = (uint32_t *)&tlb_entry->addr_write;
+            ptr_write += HOST_BIG_ENDIAN;
+            qatomic_set(ptr_write, *ptr_write | TLB_NOTDIRTY);
+#elif TCG_OVERSIZED_GUEST
+            tlb_entry->addr_write |= TLB_NOTDIRTY;
+#else
            qatomic_set(&tlb_entry->addr_write,
                        tlb_entry->addr_write | TLB_NOTDIRTY);
+#endif
        }
    }
 }
@@ -945,7 +1039,7 @@ static inline void tlb_set_dirty1_locked(CPUTLBEntry *tlb_entry,

 /* update the TLB corresponding to virtual page vaddr
   so that it is no longer dirty */
-static void tlb_set_dirty(CPUState *cpu, vaddr addr)
+void tlb_set_dirty(CPUState *cpu, vaddr addr)
 {
    int mmu_idx;

@@ -1051,11 +1145,14 @@ void tlb_set_page_full(CPUState *cpu, int mmu_idx,
              " prot=%x idx=%d\n",
              addr, full->phys_addr, prot, mmu_idx);

-    read_flags = full->tlb_fill_flags;
+    read_flags = 0;
    if (full->lg_page_size < TARGET_PAGE_BITS) {
        /* Repeat the MMU check and TLB fill on every access.  */
        read_flags |= TLB_INVALID_MASK;
    }
+    if (full->attrs.byte_swap) {
+        read_flags |= TLB_BSWAP;
+    }

    is_ram = memory_region_is_ram(section->mr);
    is_romd = memory_region_is_romd(section->mr);
@@ -1180,7 +1277,7 @@ void tlb_set_page_full(CPUState *cpu, int mmu_idx,

 void tlb_set_page_with_attrs(CPUState *cpu, vaddr addr,
                             hwaddr paddr, MemTxAttrs attrs, int prot,
-                             int mmu_idx, vaddr size)
+                             int mmu_idx, uint64_t size)
 {
    CPUTLBEntryFull full = {
        .phys_addr = paddr,
@@ -1195,65 +1292,29 @@ void tlb_set_page_with_attrs(CPUState *cpu, vaddr addr,

 void tlb_set_page(CPUState *cpu, vaddr addr,
                  hwaddr paddr, int prot,
-                  int mmu_idx, vaddr size)
+                  int mmu_idx, uint64_t size)
 {
    tlb_set_page_with_attrs(cpu, addr, paddr, MEMTXATTRS_UNSPECIFIED,
                            prot, mmu_idx, size);
 }

-/**
- * tlb_hit_page: return true if page aligned @addr is a hit against the
- * TLB entry @tlb_addr
- *
- * @addr: virtual address to test (must be page aligned)
- * @tlb_addr: TLB entry address (a CPUTLBEntry addr_read/write/code value)
- */
-static inline bool tlb_hit_page(uint64_t tlb_addr, vaddr addr)
-{
-    return addr == (tlb_addr & (TARGET_PAGE_MASK | TLB_INVALID_MASK));
-}
-
-/**
- * tlb_hit: return true if @addr is a hit against the TLB entry @tlb_addr
- *
- * @addr: virtual address to test (need not be page aligned)
- * @tlb_addr: TLB entry address (a CPUTLBEntry addr_read/write/code value)
- */
-static inline bool tlb_hit(uint64_t tlb_addr, vaddr addr)
-{
-    return tlb_hit_page(tlb_addr, addr & TARGET_PAGE_MASK);
-}
-
 /*
- * Note: tlb_fill_align() can trigger a resize of the TLB.
- * This means that all of the caller's prior references to the TLB table
- * (e.g. CPUTLBEntry pointers) must be discarded and looked up again
- * (e.g. via tlb_entry()).
+ * Note: tlb_fill() can trigger a resize of the TLB. This means that all of the
+ * caller's prior references to the TLB table (e.g. CPUTLBEntry pointers) must
+ * be discarded and looked up again (e.g. via tlb_entry()).
 */
-static bool tlb_fill_align(CPUState *cpu, vaddr addr, MMUAccessType type,
-                           int mmu_idx, MemOp memop, int size,
-                           bool probe, uintptr_t ra)
+static void tlb_fill(CPUState *cpu, vaddr addr, int size,
+                     MMUAccessType access_type, int mmu_idx, uintptr_t retaddr)
 {
-    const TCGCPUOps *ops = cpu->cc->tcg_ops;
-    CPUTLBEntryFull full;
+    bool ok;

-    if (ops->tlb_fill_align) {
-        if (ops->tlb_fill_align(cpu, &full, addr, type, mmu_idx,
-                                memop, size, probe, ra)) {
-            tlb_set_page_full(cpu, mmu_idx, addr, &full);
-            return true;
-        }
-    } else {
-        /* Legacy behaviour is alignment before paging. */
-        if (addr & ((1u << memop_alignment_bits(memop)) - 1)) {
-            ops->do_unaligned_access(cpu, addr, type, mmu_idx, ra);
-        }
-        if (ops->tlb_fill(cpu, addr, size, type, mmu_idx, probe, ra)) {
-            return true;
-        }
-    }
-    assert(probe);
-    return false;
+    /*
+     * This is not a probe, so only valid return is success; failure
+     * should result in exception + longjmp to the cpu loop.
+     */
+    ok = cpu->cc->tcg_ops->tlb_fill(cpu, addr, size,
+                                    access_type, mmu_idx, false, retaddr);
+    assert(ok);
 }

 static inline void cpu_unaligned_access(CPUState *cpu, vaddr addr,
@@ -1368,22 +1429,22 @@ static int probe_access_internal(CPUState *cpu, vaddr addr,

    if (!tlb_hit_page(tlb_addr, page_addr)) {
        if (!victim_tlb_hit(cpu, mmu_idx, index, access_type, page_addr)) {
-            if (!tlb_fill_align(cpu, addr, access_type, mmu_idx,
-                                0, fault_size, nonfault, retaddr)) {
+            if (!cpu->cc->tcg_ops->tlb_fill(cpu, addr, fault_size, access_type,
+                                            mmu_idx, nonfault, retaddr)) {
                /* Non-faulting page table read failed.  */
                *phost = NULL;
                *pfull = NULL;
                return TLB_INVALID_MASK;
            }

-            /* TLB resize via tlb_fill_align may have moved the entry.  */
+            /* TLB resize via tlb_fill may have moved the entry.  */
            index = tlb_index(cpu, mmu_idx, addr);
            entry = tlb_entry(cpu, mmu_idx, addr);

            /*
             * With PAGE_WRITE_INV, we set TLB_INVALID_MASK immediately,
-             * to force the next access through tlb_fill_align.  We've just
-             * called tlb_fill_align, so we know that this entry *is* valid.
+             * to force the next access through tlb_fill.  We've just
+             * called tlb_fill, so we know that this entry *is* valid.
             */
            flags &= ~TLB_INVALID_MASK;
        }
@@ -1395,8 +1456,9 @@ static int probe_access_internal(CPUState *cpu, vaddr addr,
    flags |= full->slow_flags[access_type];

    /* Fold all "mmio-like" bits into TLB_MMIO.  This is not RAM.  */
-    if (unlikely(flags & ~(TLB_WATCHPOINT | TLB_NOTDIRTY | TLB_CHECK_ALIGNED))
-        || (access_type != MMU_INST_FETCH && force_mmio)) {
+    if (unlikely(flags & ~(TLB_WATCHPOINT | TLB_NOTDIRTY))
+        ||
+        (access_type != MMU_INST_FETCH && force_mmio)) {
        *phost = NULL;
        return TLB_MMIO;
    }
@@ -1417,8 +1479,7 @@ int probe_access_full(CPUArchState *env, vaddr addr, int size,

    /* Handle clean RAM pages.  */
    if (unlikely(flags & TLB_NOTDIRTY)) {
-        int dirtysize = size == 0 ? 1 : size;
-        notdirty_write(env_cpu(env), addr, dirtysize, *pfull, retaddr);
+        notdirty_write(env_cpu(env), addr, 1, *pfull, retaddr);
        flags &= ~TLB_NOTDIRTY;
    }

@@ -1441,8 +1502,7 @@ int probe_access_full_mmu(CPUArchState *env, vaddr addr, int size,

    /* Handle clean RAM pages.  */
    if (unlikely(flags & TLB_NOTDIRTY)) {
-        int dirtysize = size == 0 ? 1 : size;
-        notdirty_write(env_cpu(env), addr, dirtysize, *pfull, 0);
+        notdirty_write(env_cpu(env), addr, 1, *pfull, 0);
        flags &= ~TLB_NOTDIRTY;
    }

@@ -1464,8 +1524,7 @@ int probe_access_flags(CPUArchState *env, vaddr addr, int size,

    /* Handle clean RAM pages. */
    if (unlikely(flags & TLB_NOTDIRTY)) {
-        int dirtysize = size == 0 ? 1 : size;
-        notdirty_write(env_cpu(env), addr, dirtysize, full, retaddr);
+        notdirty_write(env_cpu(env), addr, 1, full, retaddr);
        flags &= ~TLB_NOTDIRTY;
    }

@@ -1501,14 +1560,14 @@ void *probe_access(CPUArchState *env, vaddr addr, int size,

        /* Handle clean RAM pages.  */
        if (flags & TLB_NOTDIRTY) {
-            notdirty_write(env_cpu(env), addr, size, full, retaddr);
+            notdirty_write(env_cpu(env), addr, 1, full, retaddr);
        }
    }

    return host;
 }

-void *tlb_vaddr_to_host(CPUArchState *env, vaddr addr,
+void *tlb_vaddr_to_host(CPUArchState *env, abi_ptr addr,
                        MMUAccessType access_type, int mmu_idx)
 {
    CPUTLBEntryFull *full;
@@ -1539,7 +1598,7 @@ tb_page_addr_t get_page_addr_code_hostp(CPUArchState *env, vaddr addr,
    void *p;

    (void)probe_access_internal(env_cpu(env), addr, 1, MMU_INST_FETCH,
-                                cpu_mmu_index(env_cpu(env), true), false,
+                                cpu_mmu_index(env, true), false,
                                &p, &full, 0, false);
    if (p == NULL) {
        return -1;
@@ -1624,17 +1683,16 @@ typedef struct MMULookupLocals {
 * mmu_lookup1: translate one page
 * @cpu: generic cpu state
 * @data: lookup parameters
- * @memop: memory operation for the access, or 0
 * @mmu_idx: virtual address context
 * @access_type: load/store/code
 * @ra: return address into tcg generated code, or 0
 *
 * Resolve the translation for the one page at @data.addr, filling in
 * the rest of @data with the results.  If the translation fails,
- * tlb_fill_align will longjmp out.  Return true if the softmmu tlb for
+ * tlb_fill will longjmp out.  Return true if the softmmu tlb for
 * @mmu_idx may have resized.
 */
-static bool mmu_lookup1(CPUState *cpu, MMULookupPageData *data, MemOp memop,
+static bool mmu_lookup1(CPUState *cpu, MMULookupPageData *data,
                        int mmu_idx, MMUAccessType access_type, uintptr_t ra)
 {
    vaddr addr = data->addr;
@@ -1649,8 +1707,7 @@ static bool mmu_lookup1(CPUState *cpu, MMULookupPageData *data, MemOp memop,
    if (!tlb_hit(tlb_addr, addr)) {
        if (!victim_tlb_hit(cpu, mmu_idx, index, access_type,
                            addr & TARGET_PAGE_MASK)) {
-            tlb_fill_align(cpu, addr, access_type, mmu_idx,
-                           memop, data->size, false, ra);
+            tlb_fill(cpu, addr, data->size, access_type, mmu_idx, ra);
            maybe_resized = true;
            index = tlb_index(cpu, mmu_idx, addr);
            entry = tlb_entry(cpu, mmu_idx, addr);
@@ -1662,25 +1719,6 @@ static bool mmu_lookup1(CPUState *cpu, MMULookupPageData *data, MemOp memop,
    flags = tlb_addr & (TLB_FLAGS_MASK & ~TLB_FORCE_SLOW);
    flags |= full->slow_flags[access_type];

-    if (likely(!maybe_resized)) {
-        /* Alignment has not been checked by tlb_fill_align. */
-        int a_bits = memop_alignment_bits(memop);
-
-        /*
-         * This alignment check differs from the one above, in that this is
-         * based on the atomicity of the operation. The intended use case is
-         * the ARM memory type field of each PTE, where access to pages with
-         * Device memory type require alignment.
-         */
-        if (unlikely(flags & TLB_CHECK_ALIGNED)) {
-            int at_bits = memop_atomicity_bits(memop);
-            a_bits = MAX(a_bits, at_bits);
-        }
-        if (unlikely(addr & ((1 << a_bits) - 1))) {
-            cpu_unaligned_access(cpu, addr, access_type, mmu_idx, ra);
-        }
-    }
-
    data->full = full;
    data->flags = flags;
    /* Compute haddr speculatively; depending on flags it might be invalid. */
@@ -1737,6 +1775,7 @@ static void mmu_watch_or_dirty(CPUState *cpu, MMULookupPageData *data,
 static bool mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
                       uintptr_t ra, MMUAccessType type, MMULookupLocals *l)
 {
+    unsigned a_bits;
    bool crosspage;
    int flags;

@@ -1745,6 +1784,12 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,

    tcg_debug_assert(l->mmu_idx < NB_MMU_MODES);

+    /* Handle CPU specific unaligned behaviour */
+    a_bits = get_alignment_bits(l->memop);
+    if (addr & ((1 << a_bits) - 1)) {
+        cpu_unaligned_access(cpu, addr, type, l->mmu_idx, ra);
+    }
+
    l->page[0].addr = addr;
    l->page[0].size = memop_size(l->memop);
    l->page[1].addr = (addr + l->page[0].size - 1) & TARGET_PAGE_MASK;
@@ -1752,7 +1797,7 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
    crosspage = (addr ^ l->page[1].addr) & TARGET_PAGE_MASK;

    if (likely(!crosspage)) {
-        mmu_lookup1(cpu, &l->page[0], l->memop, l->mmu_idx, type, ra);
+        mmu_lookup1(cpu, &l->page[0], l->mmu_idx, type, ra);

        flags = l->page[0].flags;
        if (unlikely(flags & (TLB_WATCHPOINT | TLB_NOTDIRTY))) {
@@ -1771,8 +1816,8 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
         * Lookup both pages, recognizing exceptions from either.  If the
         * second lookup potentially resized, refresh first CPUTLBEntryFull.
         */
-        mmu_lookup1(cpu, &l->page[0], l->memop, l->mmu_idx, type, ra);
-        if (mmu_lookup1(cpu, &l->page[1], 0, l->mmu_idx, type, ra)) {
+        mmu_lookup1(cpu, &l->page[0], l->mmu_idx, type, ra);
+        if (mmu_lookup1(cpu, &l->page[1], l->mmu_idx, type, ra)) {
            uintptr_t index = tlb_index(cpu, l->mmu_idx, addr);
            l->page[0].full = &cpu->neg.tlb.d[l->mmu_idx].fulltlb[index];
        }
@@ -1803,18 +1848,34 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
 {
    uintptr_t mmu_idx = get_mmuidx(oi);
    MemOp mop = get_memop(oi);
+    int a_bits = get_alignment_bits(mop);
    uintptr_t index;
    CPUTLBEntry *tlbe;
    vaddr tlb_addr;
    void *hostaddr;
    CPUTLBEntryFull *full;
-    bool did_tlb_fill = false;

    tcg_debug_assert(mmu_idx < NB_MMU_MODES);

    /* Adjust the given return address.  */
    retaddr -= GETPC_ADJ;

+    /* Enforce guest required alignment.  */
+    if (unlikely(a_bits > 0 && (addr & ((1 << a_bits) - 1)))) {
+        /* ??? Maybe indicate atomic op to cpu_unaligned_access */
+        cpu_unaligned_access(cpu, addr, MMU_DATA_STORE,
+                             mmu_idx, retaddr);
+    }
+
+    /* Enforce qemu required alignment.  */
+    if (unlikely(addr & (size - 1))) {
+        /* We get here if guest alignment was not requested,
+           or was not enforced by cpu_unaligned_access above.
+           We might widen the access and emulate, but for now
+           mark an exception and exit the cpu loop.  */
+        goto stop_the_world;
+    }
+
    index = tlb_index(cpu, mmu_idx, addr);
    tlbe = tlb_entry(cpu, mmu_idx, addr);

@@ -1823,9 +1884,8 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
    if (!tlb_hit(tlb_addr, addr)) {
        if (!victim_tlb_hit(cpu, mmu_idx, index, MMU_DATA_STORE,
                            addr & TARGET_PAGE_MASK)) {
-            tlb_fill_align(cpu, addr, MMU_DATA_STORE, mmu_idx,
-                           mop, size, false, retaddr);
-            did_tlb_fill = true;
+            tlb_fill(cpu, addr, size,
+                     MMU_DATA_STORE, mmu_idx, retaddr);
            index = tlb_index(cpu, mmu_idx, addr);
            tlbe = tlb_entry(cpu, mmu_idx, addr);
        }
@@ -1839,32 +1899,15 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
     * but addr_read will only be -1 if PAGE_READ was unset.
     */
    if (unlikely(tlbe->addr_read == -1)) {
-        tlb_fill_align(cpu, addr, MMU_DATA_LOAD, mmu_idx,
-                       0, size, false, retaddr);
+        tlb_fill(cpu, addr, size, MMU_DATA_LOAD, mmu_idx, retaddr);
        /*
         * Since we don't support reads and writes to different
         * addresses, and we do have the proper page loaded for
-         * write, this shouldn't ever return.
-         */
-        g_assert_not_reached();
-    }
-
-    /* Enforce guest required alignment, if not handled by tlb_fill_align. */
-    if (!did_tlb_fill && (addr & ((1 << memop_alignment_bits(mop)) - 1))) {
-        cpu_unaligned_access(cpu, addr, MMU_DATA_STORE, mmu_idx, retaddr);
-    }
-
-    /* Enforce qemu required alignment.  */
-    if (unlikely(addr & (size - 1))) {
-        /*
-         * We get here if guest alignment was not requested, or was not
-         * enforced by cpu_unaligned_access or tlb_fill_align above.
-         * We might widen the access and emulate, but for now
-         * mark an exception and exit the cpu loop.
+         * write, this shouldn't ever return.  But just in case,
+         * handle via stop-the-world.
         */
        goto stop_the_world;
    }
-
    /* Collect tlb flags for read. */
    tlb_addr |= tlbe->addr_read;

@@ -1929,7 +1972,7 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
 * @size: number of bytes
 * @mmu_idx: virtual address context
 * @ra: return address into tcg generated code, or 0
- * Context: BQL held
+ * Context: iothread lock held
 *
 * Load @size bytes from @addr, which is memory-mapped i/o.
 * The bytes are concatenated in big-endian order with @ret_be.
@@ -1976,6 +2019,7 @@ static uint64_t do_ld_mmio_beN(CPUState *cpu, CPUTLBEntryFull *full,
    MemoryRegion *mr;
    hwaddr mr_offset;
    MemTxAttrs attrs;
+    uint64_t ret;

    tcg_debug_assert(size > 0 && size <= 8);

@@ -1983,9 +2027,12 @@ static uint64_t do_ld_mmio_beN(CPUState *cpu, CPUTLBEntryFull *full,
    section = io_prepare(&mr_offset, cpu, full->xlat_section, attrs, addr, ra);
    mr = section->mr;

-    BQL_LOCK_GUARD();
-    return int_ld_mmio_beN(cpu, full, ret_be, addr, size, mmu_idx,
-                           type, ra, mr, mr_offset);
+    qemu_mutex_lock_iothread();
+    ret = int_ld_mmio_beN(cpu, full, ret_be, addr, size, mmu_idx,
+                          type, ra, mr, mr_offset);
+    qemu_mutex_unlock_iothread();
+
+    return ret;
 }

 static Int128 do_ld16_mmio_beN(CPUState *cpu, CPUTLBEntryFull *full,
@@ -2004,11 +2051,13 @@ static Int128 do_ld16_mmio_beN(CPUState *cpu, CPUTLBEntryFull *full,
    section = io_prepare(&mr_offset, cpu, full->xlat_section, attrs, addr, ra);
    mr = section->mr;

-    BQL_LOCK_GUARD();
+    qemu_mutex_lock_iothread();
    a = int_ld_mmio_beN(cpu, full, ret_be, addr, size - 8, mmu_idx,
                        MMU_DATA_LOAD, ra, mr, mr_offset);
    b = int_ld_mmio_beN(cpu, full, ret_be, addr + size - 8, 8, mmu_idx,
                        MMU_DATA_LOAD, ra, mr, mr_offset + size - 8);
+    qemu_mutex_unlock_iothread();
+
    return int128_make128(b, a);
 }

@@ -2469,7 +2518,7 @@ static Int128 do_ld16_mmu(CPUState *cpu, vaddr addr,
 * @size: number of bytes
 * @mmu_idx: virtual address context
 * @ra: return address into tcg generated code, or 0
- * Context: BQL held
+ * Context: iothread lock held
 *
 * Store @size bytes at @addr, which is memory-mapped i/o.
 * The bytes to store are extracted in little-endian order from @val_le;
@@ -2517,6 +2566,7 @@ static uint64_t do_st_mmio_leN(CPUState *cpu, CPUTLBEntryFull *full,
    hwaddr mr_offset;
    MemoryRegion *mr;
    MemTxAttrs attrs;
+    uint64_t ret;

    tcg_debug_assert(size > 0 && size <= 8);

@@ -2524,9 +2574,12 @@ static uint64_t do_st_mmio_leN(CPUState *cpu, CPUTLBEntryFull *full,
    section = io_prepare(&mr_offset, cpu, full->xlat_section, attrs, addr, ra);
    mr = section->mr;

-    BQL_LOCK_GUARD();
-    return int_st_mmio_leN(cpu, full, val_le, addr, size, mmu_idx,
-                           ra, mr, mr_offset);
+    qemu_mutex_lock_iothread();
+    ret = int_st_mmio_leN(cpu, full, val_le, addr, size, mmu_idx,
+                          ra, mr, mr_offset);
+    qemu_mutex_unlock_iothread();
+
+    return ret;
 }

 static uint64_t do_st16_mmio_leN(CPUState *cpu, CPUTLBEntryFull *full,
@@ -2537,6 +2590,7 @@ static uint64_t do_st16_mmio_leN(CPUState *cpu, CPUTLBEntryFull *full,
    MemoryRegion *mr;
    hwaddr mr_offset;
    MemTxAttrs attrs;
+    uint64_t ret;

    tcg_debug_assert(size > 8 && size <= 16);

@@ -2544,11 +2598,14 @@ static uint64_t do_st16_mmio_leN(CPUState *cpu, CPUTLBEntryFull *full,
    section = io_prepare(&mr_offset, cpu, full->xlat_section, attrs, addr, ra);
    mr = section->mr;

-    BQL_LOCK_GUARD();
+    qemu_mutex_lock_iothread();
    int_st_mmio_leN(cpu, full, int128_getlo(val_le), addr, 8,
                    mmu_idx, ra, mr, mr_offset);
-    return int_st_mmio_leN(cpu, full, int128_gethi(val_le), addr + 8,
-                           size - 8, mmu_idx, ra, mr, mr_offset + 8);
+    ret = int_st_mmio_leN(cpu, full, int128_gethi(val_le), addr + 8,
+                          size - 8, mmu_idx, ra, mr, mr_offset + 8);
+    qemu_mutex_unlock_iothread();
+
+    return ret;
 }

 /*
@@ -2899,30 +2956,26 @@ static void do_st16_mmu(CPUState *cpu, vaddr addr, Int128 val,

 uint32_t cpu_ldub_code(CPUArchState *env, abi_ptr addr)
 {
-    CPUState *cs = env_cpu(env);
-    MemOpIdx oi = make_memop_idx(MO_UB, cpu_mmu_index(cs, true));
-    return do_ld1_mmu(cs, addr, oi, 0, MMU_INST_FETCH);
+    MemOpIdx oi = make_memop_idx(MO_UB, cpu_mmu_index(env, true));
+    return do_ld1_mmu(env_cpu(env), addr, oi, 0, MMU_INST_FETCH);
 }

 uint32_t cpu_lduw_code(CPUArchState *env, abi_ptr addr)
 {
-    CPUState *cs = env_cpu(env);
-    MemOpIdx oi = make_memop_idx(MO_TEUW, cpu_mmu_index(cs, true));
-    return do_ld2_mmu(cs, addr, oi, 0, MMU_INST_FETCH);
+    MemOpIdx oi = make_memop_idx(MO_TEUW, cpu_mmu_index(env, true));
+    return do_ld2_mmu(env_cpu(env), addr, oi, 0, MMU_INST_FETCH);
 }

 uint32_t cpu_ldl_code(CPUArchState *env, abi_ptr addr)
 {
-    CPUState *cs = env_cpu(env);
-    MemOpIdx oi = make_memop_idx(MO_TEUL, cpu_mmu_index(cs, true));
-    return do_ld4_mmu(cs, addr, oi, 0, MMU_INST_FETCH);
+    MemOpIdx oi = make_memop_idx(MO_TEUL, cpu_mmu_index(env, true));
+    return do_ld4_mmu(env_cpu(env), addr, oi, 0, MMU_INST_FETCH);
 }

 uint64_t cpu_ldq_code(CPUArchState *env, abi_ptr addr)
 {
-    CPUState *cs = env_cpu(env);
-    MemOpIdx oi = make_memop_idx(MO_TEUQ, cpu_mmu_index(cs, true));
-    return do_ld8_mmu(cs, addr, oi, 0, MMU_INST_FETCH);
+    MemOpIdx oi = make_memop_idx(MO_TEUQ, cpu_mmu_index(env, true));
+    return do_ld8_mmu(env_cpu(env), addr, oi, 0, MMU_INST_FETCH);
 }

 uint8_t cpu_ldb_code_mmu(CPUArchState *env, abi_ptr addr,
--- a/accel/tcg/debuginfo.c
+++ b/accel/tcg/debuginfo.c
@@ -6,10 +6,11 @@

 #include "qemu/osdep.h"
 #include "qemu/lockable.h"
-#include "tcg/debuginfo.h"

 #include <elfutils/libdwfl.h>

+#include "debuginfo.h"
+
 static QemuMutex lock;
 static Dwfl *dwfl;
 static const Dwfl_Callbacks dwfl_callbacks = {
--- a/include/tcg/debuginfo.h
+++ b/include/tcg/debuginfo.h
@@ -4,8 +4,8 @@
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

-#ifndef TCG_DEBUGINFO_H
-#define TCG_DEBUGINFO_H
+#ifndef ACCEL_TCG_DEBUGINFO_H
+#define ACCEL_TCG_DEBUGINFO_H

 #include "qemu/bitops.h"

--- a/accel/tcg/icount-common.c
+++ b/accel/tcg/icount-common.c
@@ -27,16 +27,17 @@
 #include "migration/vmstate.h"
 #include "qapi/error.h"
 #include "qemu/error-report.h"
-#include "system/cpus.h"
-#include "system/qtest.h"
+#include "sysemu/cpus.h"
+#include "sysemu/qtest.h"
 #include "qemu/main-loop.h"
 #include "qemu/option.h"
 #include "qemu/seqlock.h"
-#include "system/replay.h"
-#include "system/runstate.h"
+#include "sysemu/replay.h"
+#include "sysemu/runstate.h"
 #include "hw/core/cpu.h"
-#include "system/cpu-timers.h"
-#include "system/cpu-timers-internal.h"
+#include "sysemu/cpu-timers.h"
+#include "sysemu/cpu-throttle.h"
+#include "sysemu/cpu-timers-internal.h"

 /*
 * ICOUNT: Instruction Counter
@@ -48,21 +49,21 @@ static bool icount_sleep = true;
 /* Arbitrarily pick 1MIPS as the minimum allowable speed.  */
 #define MAX_ICOUNT_SHIFT 10

-bool icount_align_option;
-
-/* Do not count executed instructions */
-ICountMode use_icount = ICOUNT_DISABLED;
+/*
+ * 0 = Do not count executed instructions.
+ * 1 = Fixed conversion of insn to ns via "shift" option
+ * 2 = Runtime adaptive algorithm to compute shift
+ */
+int use_icount;

 static void icount_enable_precise(void)
 {
-    /* Fixed conversion of insn to ns via "shift" option */
-    use_icount = ICOUNT_PRECISE;
+    use_icount = 1;
 }

 static void icount_enable_adaptive(void)
 {
-    /* Runtime adaptive algorithm to compute shift */
-    use_icount = ICOUNT_ADAPTATIVE;
+    use_icount = 2;
 }

 /*
@@ -255,7 +256,7 @@ static void icount_warp_rt(void)
        int64_t warp_delta;

        warp_delta = clock - timers_state.vm_clock_warp_start;
-        if (icount_enabled() == ICOUNT_ADAPTATIVE) {
+        if (icount_enabled() == 2) {
            /*
             * In adaptive mode, do not let QEMU_CLOCK_VIRTUAL run too far
             * ahead of real time (it might already be ahead so careful not
@@ -337,8 +338,10 @@ void icount_start_warp_timer(void)
    deadline = qemu_clock_deadline_ns_all(QEMU_CLOCK_VIRTUAL,
                                          ~QEMU_TIMER_ATTR_EXTERNAL);
    if (deadline < 0) {
-        if (!icount_sleep) {
-            warn_report_once("icount sleep disabled and no active timers");
+        static bool notified;
+        if (!icount_sleep && !notified) {
+            warn_report("icount sleep disabled and no active timers");
+            notified = true;
        }
        return;
    }
@@ -416,7 +419,7 @@ void icount_account_warp_timer(void)
    icount_warp_rt();
 }

-bool icount_configure(QemuOpts *opts, Error **errp)
+void icount_configure(QemuOpts *opts, Error **errp)
 {
    const char *option = qemu_opt_get(opts, "shift");
    bool sleep = qemu_opt_get_bool(opts, "sleep", true);
@@ -426,28 +429,27 @@ bool icount_configure(QemuOpts *opts, Error **errp)
    if (!option) {
        if (qemu_opt_get(opts, "align") != NULL) {
            error_setg(errp, "Please specify shift option when using align");
-            return false;
        }
-        return true;
+        return;
    }

    if (align && !sleep) {
        error_setg(errp, "align=on and sleep=off are incompatible");
-        return false;
+        return;
    }

    if (strcmp(option, "auto") != 0) {
        if (qemu_strtol(option, NULL, 0, &time_shift) < 0
            || time_shift < 0 || time_shift > MAX_ICOUNT_SHIFT) {
            error_setg(errp, "icount: Invalid shift value");
-            return false;
+            return;
        }
    } else if (icount_align_option) {
        error_setg(errp, "shift=auto and align=on are incompatible");
-        return false;
+        return;
    } else if (!icount_sleep) {
        error_setg(errp, "shift=auto and sleep=off are incompatible");
-        return false;
+        return;
    }

    icount_sleep = sleep;
@@ -461,7 +463,7 @@ bool icount_configure(QemuOpts *opts, Error **errp)
    if (time_shift >= 0) {
        timers_state.icount_time_shift = time_shift;
        icount_enable_precise();
-        return true;
+        return;
    }

    icount_enable_adaptive();
@@ -489,14 +491,11 @@ bool icount_configure(QemuOpts *opts, Error **errp)
    timer_mod(timers_state.icount_vm_timer,
                   qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
                   NANOSECONDS_PER_SECOND / 10);
-    return true;
 }

 void icount_notify_exit(void)
 {
-    assert(icount_enabled());
-
-    if (current_cpu) {
+    if (icount_enabled() && current_cpu) {
        qemu_cpu_kick(current_cpu);
        qemu_clock_notify(QEMU_CLOCK_VIRTUAL);
    }
--- a/accel/tcg/internal-common.h
+++ b/accel/tcg/internal-common.h
@@ -9,69 +9,18 @@
 #ifndef ACCEL_TCG_INTERNAL_COMMON_H
 #define ACCEL_TCG_INTERNAL_COMMON_H

-#include "exec/cpu-common.h"
 #include "exec/translation-block.h"

 extern int64_t max_delay;
 extern int64_t max_advance;

-extern bool one_insn_per_tb;
-
-extern bool icount_align_option;
-
 /*
 * Return true if CS is not running in parallel with other cpus, either
 * because there are no other cpus or we are within an exclusive context.
 */
 static inline bool cpu_in_serial_context(CPUState *cs)
 {
-    return !tcg_cflags_has(cs, CF_PARALLEL) || cpu_in_exclusive_context(cs);
+    return !(cs->tcg_cflags & CF_PARALLEL) || cpu_in_exclusive_context(cs);
 }

-/**
- * cpu_plugin_mem_cbs_enabled() - are plugin memory callbacks enabled?
- * @cs: CPUState pointer
- *
- * The memory callbacks are installed if a plugin has instrumented an
- * instruction for memory. This can be useful to know if you want to
- * force a slow path for a series of memory accesses.
- */
-static inline bool cpu_plugin_mem_cbs_enabled(const CPUState *cpu)
-{
-#ifdef CONFIG_PLUGIN
-    return !!cpu->neg.plugin_mem_cbs;
-#else
-    return false;
-#endif
-}
-
-TranslationBlock *tb_gen_code(CPUState *cpu, vaddr pc,
-                              uint64_t cs_base, uint32_t flags,
-                              int cflags);
-void page_init(void);
-void tb_htable_init(void);
-void tb_reset_jump(TranslationBlock *tb, int n);
-TranslationBlock *tb_link_page(TranslationBlock *tb);
-void cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb,
-                               uintptr_t host_pc);
-
-/**
- * tlb_init - initialize a CPU's TLB
- * @cpu: CPU whose TLB should be initialized
- */
-void tlb_init(CPUState *cpu);
-/**
- * tlb_destroy - destroy a CPU's TLB
- * @cpu: CPU whose TLB should be destroyed
- */
-void tlb_destroy(CPUState *cpu);
-
-bool tcg_exec_realizefn(CPUState *cpu, Error **errp);
-void tcg_exec_unrealizefn(CPUState *cpu);
-
-/* current cflags for hashing/comparison */
-uint32_t curr_cflags(CPUState *cpu);
-
-void tb_check_watchpoint(CPUState *cpu, uintptr_t retaddr);
-
 #endif
--- a/accel/tcg/internal-target.h
+++ b/accel/tcg/internal-target.h
@@ -10,9 +10,7 @@
 #define ACCEL_TCG_INTERNAL_TARGET_H

 #include "exec/exec-all.h"
-#include "exec/translation-block.h"
-#include "tb-internal.h"
-#include "tcg-target-mo.h"
+#include "exec/translate-all.h"

 /*
 * Access to the various translations structures need to be serialised
@@ -38,9 +36,64 @@ static inline void page_table_config_init(void) { }
 void page_table_config_init(void);
 #endif

-#ifndef CONFIG_USER_ONLY
+#ifdef CONFIG_USER_ONLY
+/*
+ * For user-only, page_protect sets the page read-only.
+ * Since most execution is already on read-only pages, and we'd need to
+ * account for other TBs on the same page, defer undoing any page protection
+ * until we receive the write fault.
+ */
+static inline void tb_lock_page0(tb_page_addr_t p0)
+{
+    page_protect(p0);
+}
+
+static inline void tb_lock_page1(tb_page_addr_t p0, tb_page_addr_t p1)
+{
+    page_protect(p1);
+}
+
+static inline void tb_unlock_page1(tb_page_addr_t p0, tb_page_addr_t p1) { }
+static inline void tb_unlock_pages(TranslationBlock *tb) { }
+#else
+void tb_lock_page0(tb_page_addr_t);
+void tb_lock_page1(tb_page_addr_t, tb_page_addr_t);
+void tb_unlock_page1(tb_page_addr_t, tb_page_addr_t);
+void tb_unlock_pages(TranslationBlock *);
+#endif
+
+#ifdef CONFIG_SOFTMMU
+void tb_invalidate_phys_range_fast(ram_addr_t ram_addr,
+                                   unsigned size,
+                                   uintptr_t retaddr);
 G_NORETURN void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr);
-#endif /* CONFIG_USER_ONLY */
+#endif /* CONFIG_SOFTMMU */
+
+TranslationBlock *tb_gen_code(CPUState *cpu, vaddr pc,
+                              uint64_t cs_base, uint32_t flags,
+                              int cflags);
+void page_init(void);
+void tb_htable_init(void);
+void tb_reset_jump(TranslationBlock *tb, int n);
+TranslationBlock *tb_link_page(TranslationBlock *tb);
+bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc);
+void cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb,
+                               uintptr_t host_pc);
+
+bool tcg_exec_realizefn(CPUState *cpu, Error **errp);
+void tcg_exec_unrealizefn(CPUState *cpu);
+
+/* Return the current PC from CPU, which may be cached in TB. */
+static inline vaddr log_pc(CPUState *cpu, const TranslationBlock *tb)
+{
+    if (tb_cflags(tb) & CF_PCREL) {
+        return cpu->cc->get_pc(cpu);
+    } else {
+        return tb->pc;
+    }
+}
+
+extern bool one_insn_per_tb;

 /**
 * tcg_req_mo:
--- a/accel/tcg/ldst_atomicity.c.inc
+++ b/accel/tcg/ldst_atomicity.c.inc
@@ -9,8 +9,8 @@
 * See the COPYING file in the top-level directory.
 */

-#include "host/load-extract-al16-al8.h.inc"
-#include "host/store-insert-al16.h.inc"
+#include "host/load-extract-al16-al8.h"
+#include "host/store-insert-al16.h"

 #ifdef CONFIG_ATOMIC64
 # define HAVE_al8          true
@@ -76,7 +76,7 @@ static int required_atomicity(CPUState *cpu, uintptr_t p, MemOp memop)
        /*
         * Examine the alignment of p to determine if there are subobjects
         * that must be aligned.  Note that we only really need ctz4() --
-         * any more significant bits are discarded by the immediately
+         * any more sigificant bits are discarded by the immediately
         * following comparison.
         */
        tmp = ctz32(p);
@@ -168,7 +168,6 @@ static uint64_t load_atomic8_or_exit(CPUState *cpu, uintptr_t ra, void *pv)
 #endif

    /* Ultimate fallback: re-execute in serial context. */
-    trace_load_atom8_or_exit_fallback(ra);
    cpu_loop_exit_atomic(cpu, ra);
 }

@@ -213,7 +212,6 @@ static Int128 load_atomic16_or_exit(CPUState *cpu, uintptr_t ra, void *pv)
    }

    /* Ultimate fallback: re-execute in serial context. */
-    trace_load_atom16_or_exit_fallback(ra);
    cpu_loop_exit_atomic(cpu, ra);
 }

@@ -521,7 +519,6 @@ static uint64_t load_atom_8(CPUState *cpu, uintptr_t ra,
        if (HAVE_al8) {
            return load_atom_extract_al8x2(pv);
        }
-        trace_load_atom8_fallback(memop, ra);
        cpu_loop_exit_atomic(cpu, ra);
    default:
        g_assert_not_reached();
@@ -566,7 +563,6 @@ static Int128 load_atom_16(CPUState *cpu, uintptr_t ra,
        break;
    case MO_64:
        if (!HAVE_al8) {
-            trace_load_atom16_fallback(memop, ra);
            cpu_loop_exit_atomic(cpu, ra);
        }
        a = load_atomic8(pv);
@@ -574,7 +570,6 @@ static Int128 load_atom_16(CPUState *cpu, uintptr_t ra,
        break;
    case -MO_64:
        if (!HAVE_al8) {
-            trace_load_atom16_fallback(memop, ra);
            cpu_loop_exit_atomic(cpu, ra);
        }
        a = load_atom_extract_al8x2(pv);
@@ -902,7 +897,6 @@ static void store_atom_2(CPUState *cpu, uintptr_t ra,
        g_assert_not_reached();
    }

-    trace_store_atom2_fallback(memop, ra);
    cpu_loop_exit_atomic(cpu, ra);
 }

@@ -967,7 +961,6 @@ static void store_atom_4(CPUState *cpu, uintptr_t ra,
                return;
            }
        }
-        trace_store_atom4_fallback(memop, ra);
        cpu_loop_exit_atomic(cpu, ra);
    default:
        g_assert_not_reached();
@@ -1036,7 +1029,6 @@ static void store_atom_8(CPUState *cpu, uintptr_t ra,
    default:
        g_assert_not_reached();
    }
-    trace_store_atom8_fallback(memop, ra);
    cpu_loop_exit_atomic(cpu, ra);
 }

@@ -1115,6 +1107,5 @@ static void store_atom_16(CPUState *cpu, uintptr_t ra,
    default:
        g_assert_not_reached();
    }
-    trace_store_atom16_fallback(memop, ra);
    cpu_loop_exit_atomic(cpu, ra);
 }
--- a/accel/tcg/ldst_common.c.inc
+++ b/accel/tcg/ldst_common.c.inc
@@ -123,16 +123,9 @@ void helper_st_i128(CPUArchState *env, uint64_t addr, Int128 val, MemOpIdx oi)
 * Load helpers for cpu_ldst.h
 */

-static void plugin_load_cb(CPUArchState *env, abi_ptr addr,
-                           uint64_t value_low,
-                           uint64_t value_high,
-                           MemOpIdx oi)
+static void plugin_load_cb(CPUArchState *env, abi_ptr addr, MemOpIdx oi)
 {
-    if (cpu_plugin_mem_cbs_enabled(env_cpu(env))) {
-        qemu_plugin_vcpu_mem_cb(env_cpu(env), addr,
-                                value_low, value_high,
-                                oi, QEMU_PLUGIN_MEM_R);
-    }
+    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_R);
 }

 uint8_t cpu_ldb_mmu(CPUArchState *env, abi_ptr addr, MemOpIdx oi, uintptr_t ra)
@@ -141,7 +134,7 @@ uint8_t cpu_ldb_mmu(CPUArchState *env, abi_ptr addr, MemOpIdx oi, uintptr_t ra)

    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_UB);
    ret = do_ld1_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
-    plugin_load_cb(env, addr, ret, 0, oi);
+    plugin_load_cb(env, addr, oi);
    return ret;
 }

@@ -152,7 +145,7 @@ uint16_t cpu_ldw_mmu(CPUArchState *env, abi_ptr addr,

    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
    ret = do_ld2_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
-    plugin_load_cb(env, addr, ret, 0, oi);
+    plugin_load_cb(env, addr, oi);
    return ret;
 }

@@ -163,7 +156,7 @@ uint32_t cpu_ldl_mmu(CPUArchState *env, abi_ptr addr,

    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
    ret = do_ld4_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
-    plugin_load_cb(env, addr, ret, 0, oi);
+    plugin_load_cb(env, addr, oi);
    return ret;
 }

@@ -174,7 +167,7 @@ uint64_t cpu_ldq_mmu(CPUArchState *env, abi_ptr addr,

    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
    ret = do_ld8_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
-    plugin_load_cb(env, addr, ret, 0, oi);
+    plugin_load_cb(env, addr, oi);
    return ret;
 }

@@ -185,7 +178,7 @@ Int128 cpu_ld16_mmu(CPUArchState *env, abi_ptr addr,

    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
    ret = do_ld16_mmu(env_cpu(env), addr, oi, ra);
-    plugin_load_cb(env, addr, int128_getlo(ret), int128_gethi(ret), oi);
+    plugin_load_cb(env, addr, oi);
    return ret;
 }

@@ -193,23 +186,16 @@ Int128 cpu_ld16_mmu(CPUArchState *env, abi_ptr addr,
 * Store helpers for cpu_ldst.h
 */

-static void plugin_store_cb(CPUArchState *env, abi_ptr addr,
-                            uint64_t value_low,
-                            uint64_t value_high,
-                            MemOpIdx oi)
+static void plugin_store_cb(CPUArchState *env, abi_ptr addr, MemOpIdx oi)
 {
-    if (cpu_plugin_mem_cbs_enabled(env_cpu(env))) {
-        qemu_plugin_vcpu_mem_cb(env_cpu(env), addr,
-                                value_low, value_high,
-                                oi, QEMU_PLUGIN_MEM_W);
-    }
+    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_W);
 }

 void cpu_stb_mmu(CPUArchState *env, abi_ptr addr, uint8_t val,
                 MemOpIdx oi, uintptr_t retaddr)
 {
    helper_stb_mmu(env, addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, val, 0, oi);
+    plugin_store_cb(env, addr, oi);
 }

 void cpu_stw_mmu(CPUArchState *env, abi_ptr addr, uint16_t val,
@@ -217,7 +203,7 @@ void cpu_stw_mmu(CPUArchState *env, abi_ptr addr, uint16_t val,
 {
    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
    do_st2_mmu(env_cpu(env), addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, val, 0, oi);
+    plugin_store_cb(env, addr, oi);
 }

 void cpu_stl_mmu(CPUArchState *env, abi_ptr addr, uint32_t val,
@@ -225,7 +211,7 @@ void cpu_stl_mmu(CPUArchState *env, abi_ptr addr, uint32_t val,
 {
    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
    do_st4_mmu(env_cpu(env), addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, val, 0, oi);
+    plugin_store_cb(env, addr, oi);
 }

 void cpu_stq_mmu(CPUArchState *env, abi_ptr addr, uint64_t val,
@@ -233,7 +219,7 @@ void cpu_stq_mmu(CPUArchState *env, abi_ptr addr, uint64_t val,
 {
    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
    do_st8_mmu(env_cpu(env), addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, val, 0, oi);
+    plugin_store_cb(env, addr, oi);
 }

 void cpu_st16_mmu(CPUArchState *env, abi_ptr addr, Int128 val,
@@ -241,7 +227,7 @@ void cpu_st16_mmu(CPUArchState *env, abi_ptr addr, Int128 val,
 {
    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
    do_st16_mmu(env_cpu(env), addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, int128_getlo(val), int128_gethi(val), oi);
+    plugin_store_cb(env, addr, oi);
 }

 /*
@@ -368,8 +354,7 @@ void cpu_stq_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint64_t val,

 uint32_t cpu_ldub_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    return cpu_ldub_mmuidx_ra(env, addr, mmu_index, ra);
+    return cpu_ldub_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }

 int cpu_ldsb_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
@@ -379,8 +364,7 @@ int cpu_ldsb_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)

 uint32_t cpu_lduw_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    return cpu_lduw_be_mmuidx_ra(env, addr, mmu_index, ra);
+    return cpu_lduw_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }

 int cpu_ldsw_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
@@ -390,20 +374,17 @@ int cpu_ldsw_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)

 uint32_t cpu_ldl_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    return cpu_ldl_be_mmuidx_ra(env, addr, mmu_index, ra);
+    return cpu_ldl_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }

 uint64_t cpu_ldq_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    return cpu_ldq_be_mmuidx_ra(env, addr, mmu_index, ra);
+    return cpu_ldq_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }

 uint32_t cpu_lduw_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    return cpu_lduw_le_mmuidx_ra(env, addr, mmu_index, ra);
+    return cpu_lduw_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }

 int cpu_ldsw_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
@@ -413,63 +394,54 @@ int cpu_ldsw_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)

 uint32_t cpu_ldl_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    return cpu_ldl_le_mmuidx_ra(env, addr, mmu_index, ra);
+    return cpu_ldl_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }

 uint64_t cpu_ldq_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    return cpu_ldq_le_mmuidx_ra(env, addr, mmu_index, ra);
+    return cpu_ldq_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }

 void cpu_stb_data_ra(CPUArchState *env, abi_ptr addr,
                     uint32_t val, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    cpu_stb_mmuidx_ra(env, addr, val, mmu_index, ra);
+    cpu_stb_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
 }

 void cpu_stw_be_data_ra(CPUArchState *env, abi_ptr addr,
                        uint32_t val, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    cpu_stw_be_mmuidx_ra(env, addr, val, mmu_index, ra);
+    cpu_stw_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
 }

 void cpu_stl_be_data_ra(CPUArchState *env, abi_ptr addr,
                        uint32_t val, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    cpu_stl_be_mmuidx_ra(env, addr, val, mmu_index, ra);
+    cpu_stl_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
 }

 void cpu_stq_be_data_ra(CPUArchState *env, abi_ptr addr,
                        uint64_t val, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    cpu_stq_be_mmuidx_ra(env, addr, val, mmu_index, ra);
+    cpu_stq_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
 }

 void cpu_stw_le_data_ra(CPUArchState *env, abi_ptr addr,
                        uint32_t val, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    cpu_stw_le_mmuidx_ra(env, addr, val, mmu_index, ra);
+    cpu_stw_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
 }

 void cpu_stl_le_data_ra(CPUArchState *env, abi_ptr addr,
                        uint32_t val, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    cpu_stl_le_mmuidx_ra(env, addr, val, mmu_index, ra);
+    cpu_stl_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
 }

 void cpu_stq_le_data_ra(CPUArchState *env, abi_ptr addr,
                        uint64_t val, uintptr_t ra)
 {
-    int mmu_index = cpu_mmu_index(env_cpu(env), false);
-    cpu_stq_le_mmuidx_ra(env, addr, val, mmu_index, ra);
+    cpu_stq_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
 }

 /*--------------------------*/
--- a/accel/tcg/meson.build
+++ b/accel/tcg/meson.build
@@ -1,22 +1,24 @@
+tcg_ss = ss.source_set()
 common_ss.add(when: 'CONFIG_TCG', if_true: files(
  'cpu-exec-common.c',
-  'tcg-runtime.c',
-  'tcg-runtime-gvec.c',
 ))
-tcg_specific_ss = ss.source_set()
-tcg_specific_ss.add(files(
+tcg_ss.add(files(
  'tcg-all.c',
  'cpu-exec.c',
  'tb-maint.c',
+  'tcg-runtime-gvec.c',
+  'tcg-runtime.c',
  'translate-all.c',
  'translator.c',
 ))
-tcg_specific_ss.add(when: 'CONFIG_USER_ONLY', if_true: files('user-exec.c'))
-tcg_specific_ss.add(when: 'CONFIG_SYSTEM_ONLY', if_false: files('user-exec-stub.c'))
+tcg_ss.add(when: 'CONFIG_USER_ONLY', if_true: files('user-exec.c'))
+tcg_ss.add(when: 'CONFIG_SYSTEM_ONLY', if_false: files('user-exec-stub.c'))
 if get_option('plugins')
-  tcg_specific_ss.add(files('plugin-gen.c'))
+  tcg_ss.add(files('plugin-gen.c'))
 endif
-specific_ss.add_all(when: 'CONFIG_TCG', if_true: tcg_specific_ss)
+tcg_ss.add(when: libdw, if_true: files('debuginfo.c'))
+tcg_ss.add(when: 'CONFIG_LINUX', if_true: files('perf.c'))
+specific_ss.add_all(when: 'CONFIG_TCG', if_true: tcg_ss)

 specific_ss.add(when: ['CONFIG_SYSTEM_ONLY', 'CONFIG_TCG'], if_true: files(
  'cputlb.c',
@@ -25,9 +27,11 @@ specific_ss.add(when: ['CONFIG_SYSTEM_ONLY', 'CONFIG_TCG'], if_true: files(
 system_ss.add(when: ['CONFIG_TCG'], if_true: files(
  'icount-common.c',
  'monitor.c',
-  'tcg-accel-ops.c',
-  'tcg-accel-ops-icount.c',
-  'tcg-accel-ops-mttcg.c',
-  'tcg-accel-ops-rr.c',
-  'watchpoint.c',
+))
+
+tcg_module_ss.add(when: ['CONFIG_SYSTEM_ONLY', 'CONFIG_TCG'], if_true: files(
+  'tcg-accel-ops.c',
+  'tcg-accel-ops-mttcg.c',
+  'tcg-accel-ops-icount.c',
+  'tcg-accel-ops-rr.c',
 ))
--- a/accel/tcg/monitor.c
+++ b/accel/tcg/monitor.c
@@ -13,8 +13,9 @@
 #include "qapi/type-helpers.h"
 #include "qapi/qapi-commands-machine.h"
 #include "monitor/monitor.h"
-#include "system/cpu-timers.h"
-#include "system/tcg.h"
+#include "sysemu/cpus.h"
+#include "sysemu/cpu-timers.h"
+#include "sysemu/tcg.h"
 #include "tcg/tcg.h"
 #include "internal-common.h"
 #include "tb-context.h"
--- a/accel/tcg/perf.c
+++ b/accel/tcg/perf.c
@@ -10,13 +10,13 @@

 #include "qemu/osdep.h"
 #include "elf.h"
-#include "exec/target_page.h"
-#include "exec/translation-block.h"
+#include "exec/exec-all.h"
 #include "qemu/timer.h"
-#include "tcg/debuginfo.h"
-#include "tcg/perf.h"
 #include "tcg/tcg.h"

+#include "debuginfo.h"
+#include "perf.h"
+
 static FILE *safe_fopen_w(const char *path)
 {
    int saved_errno;
@@ -335,7 +335,11 @@ void perf_report_code(uint64_t guest_pc, TranslationBlock *tb,
        /* FIXME: This replicates the restore_state_to_opc() logic. */
        q[insn].address = gen_insn_data[insn * start_words + 0];
        if (tb_cflags(tb) & CF_PCREL) {
-            q[insn].address |= (guest_pc & qemu_target_page_mask());
+            q[insn].address |= (guest_pc & TARGET_PAGE_MASK);
+        } else {
+#if defined(TARGET_I386)
+            q[insn].address -= tb->cs_base;
+#endif
        }
        q[insn].flags = DEBUGINFO_SYMBOL | (jitdump ? DEBUGINFO_LINE : 0);
    }
--- a/include/tcg/perf.h
+++ b/include/tcg/perf.h
@@ -4,8 +4,8 @@
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

-#ifndef TCG_PERF_H
-#define TCG_PERF_H
+#ifndef ACCEL_TCG_PERF_H
+#define ACCEL_TCG_PERF_H

 #if defined(CONFIG_TCG) && defined(CONFIG_LINUX)
 /* Start writing perf-<pid>.map. */
--- a/accel/tcg/plugin-gen.c
+++ b/accel/tcg/plugin-gen.c
--- a/accel/tcg/plugin-helpers.h
+++ b/accel/tcg/plugin-helpers.h
@@ -0,0 +1,4 @@
+#ifdef CONFIG_PLUGIN
+DEF_HELPER_FLAGS_2(plugin_vcpu_udata_cb, TCG_CALL_NO_RWG | TCG_CALL_PLUGIN, void, i32, ptr)
+DEF_HELPER_FLAGS_4(plugin_vcpu_mem_cb, TCG_CALL_NO_RWG | TCG_CALL_PLUGIN, void, i32, i32, i64, ptr)
+#endif
--- a/accel/tcg/tb-hash.h
+++ b/accel/tcg/tb-hash.h
@@ -22,7 +22,6 @@

 #include "exec/cpu-defs.h"
 #include "exec/exec-all.h"
-#include "exec/translation-block.h"
 #include "qemu/xxhash.h"
 #include "tb-jmp-cache.h"

--- a/accel/tcg/tb-internal.h
+++ b/accel/tcg/tb-internal.h
@@ -1,89 +0,0 @@
-/*
- * TranslationBlock internal declarations (target specific)
- *
- *  Copyright (c) 2003 Fabrice Bellard
- *
- * SPDX-License-Identifier: LGPL-2.1-or-later
- */
-
-#ifndef ACCEL_TCG_TB_INTERNAL_TARGET_H
-#define ACCEL_TCG_TB_INTERNAL_TARGET_H
-
-#include "exec/cpu-all.h"
-#include "exec/exec-all.h"
-#include "exec/translation-block.h"
-
-/*
- * The true return address will often point to a host insn that is part of
- * the next translated guest insn.  Adjust the address backward to point to
- * the middle of the call insn.  Subtracting one would do the job except for
- * several compressed mode architectures (arm, mips) which set the low bit
- * to indicate the compressed mode; subtracting two works around that.  It
- * is also the case that there are no host isas that contain a call insn
- * smaller than 4 bytes, so we don't worry about special-casing this.
- */
-#define GETPC_ADJ   2
-
-#ifdef CONFIG_SOFTMMU
-
-#define CPU_TLB_DYN_MIN_BITS 6
-#define CPU_TLB_DYN_DEFAULT_BITS 8
-
-# if HOST_LONG_BITS == 32
-/* Make sure we do not require a double-word shift for the TLB load */
-#  define CPU_TLB_DYN_MAX_BITS (32 - TARGET_PAGE_BITS)
-# else /* HOST_LONG_BITS == 64 */
-/*
- * Assuming TARGET_PAGE_BITS==12, with 2**22 entries we can cover 2**(22+12) ==
- * 2**34 == 16G of address space. This is roughly what one would expect a
- * TLB to cover in a modern (as of 2018) x86_64 CPU. For instance, Intel
- * Skylake's Level-2 STLB has 16 1G entries.
- * Also, make sure we do not size the TLB past the guest's address space.
- */
-#  ifdef TARGET_PAGE_BITS_VARY
-#   define CPU_TLB_DYN_MAX_BITS                                  \
-    MIN(22, TARGET_VIRT_ADDR_SPACE_BITS - TARGET_PAGE_BITS)
-#  else
-#   define CPU_TLB_DYN_MAX_BITS                                  \
-    MIN_CONST(22, TARGET_VIRT_ADDR_SPACE_BITS - TARGET_PAGE_BITS)
-#  endif
-# endif
-
-#endif /* CONFIG_SOFTMMU */
-
-#ifdef CONFIG_USER_ONLY
-#include "user/page-protection.h"
-/*
- * For user-only, page_protect sets the page read-only.
- * Since most execution is already on read-only pages, and we'd need to
- * account for other TBs on the same page, defer undoing any page protection
- * until we receive the write fault.
- */
-static inline void tb_lock_page0(tb_page_addr_t p0)
-{
-    page_protect(p0);
-}
-
-static inline void tb_lock_page1(tb_page_addr_t p0, tb_page_addr_t p1)
-{
-    page_protect(p1);
-}
-
-static inline void tb_unlock_page1(tb_page_addr_t p0, tb_page_addr_t p1) { }
-static inline void tb_unlock_pages(TranslationBlock *tb) { }
-#else
-void tb_lock_page0(tb_page_addr_t);
-void tb_lock_page1(tb_page_addr_t, tb_page_addr_t);
-void tb_unlock_page1(tb_page_addr_t, tb_page_addr_t);
-void tb_unlock_pages(TranslationBlock *);
-#endif
-
-#ifdef CONFIG_SOFTMMU
-void tb_invalidate_phys_range_fast(ram_addr_t ram_addr,
-                                   unsigned size,
-                                   uintptr_t retaddr);
-#endif /* CONFIG_SOFTMMU */
-
-bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc);
-
-#endif
--- a/accel/tcg/tb-jmp-cache.h
+++ b/accel/tcg/tb-jmp-cache.h
@@ -9,25 +9,20 @@
 #ifndef ACCEL_TCG_TB_JMP_CACHE_H
 #define ACCEL_TCG_TB_JMP_CACHE_H

-#include "qemu/rcu.h"
-#include "exec/cpu-common.h"
-
 #define TB_JMP_CACHE_BITS 12
 #define TB_JMP_CACHE_SIZE (1 << TB_JMP_CACHE_BITS)

 /*
- * Invalidated in parallel; all accesses to 'tb' must be atomic.
- * A valid entry is read/written by a single CPU, therefore there is
- * no need for qatomic_rcu_read() and pc is always consistent with a
- * non-NULL value of 'tb'.  Strictly speaking pc is only needed for
- * CF_PCREL, but it's used always for simplicity.
+ * Accessed in parallel; all accesses to 'tb' must be atomic.
+ * For CF_PCREL, accesses to 'pc' must be protected by a
+ * load_acquire/store_release to 'tb'.
 */
-typedef struct CPUJumpCache {
+struct CPUJumpCache {
    struct rcu_head rcu;
    struct {
        TranslationBlock *tb;
        vaddr pc;
    } array[TB_JMP_CACHE_SIZE];
-} CPUJumpCache;
+};

 #endif /* ACCEL_TCG_TB_JMP_CACHE_H */
--- a/accel/tcg/tb-maint.c
+++ b/accel/tcg/tb-maint.c
@@ -23,19 +23,14 @@
 #include "exec/cputlb.h"
 #include "exec/log.h"
 #include "exec/exec-all.h"
-#include "exec/page-protection.h"
 #include "exec/tb-flush.h"
-#include "tb-internal.h"
-#include "system/tcg.h"
+#include "exec/translate-all.h"
+#include "sysemu/tcg.h"
 #include "tcg/tcg.h"
 #include "tb-hash.h"
 #include "tb-context.h"
-#include "tb-internal.h"
 #include "internal-common.h"
 #include "internal-target.h"
-#ifdef CONFIG_USER_ONLY
-#include "user/page-protection.h"
-#endif


 /* List iterators for lists of tagged pointers in TranslationBlock. */
@@ -717,7 +712,7 @@ static void tb_record(TranslationBlock *tb)
    tb_page_addr_t paddr0 = tb_page_addr0(tb);
    tb_page_addr_t paddr1 = tb_page_addr1(tb);
    tb_page_addr_t pindex0 = paddr0 >> TARGET_PAGE_BITS;
-    tb_page_addr_t pindex1 = paddr1 >> TARGET_PAGE_BITS;
+    tb_page_addr_t pindex1 = paddr0 >> TARGET_PAGE_BITS;

    assert(paddr0 != -1);
    if (unlikely(paddr1 != -1) && pindex0 != pindex1) {
@@ -749,7 +744,7 @@ static void tb_remove(TranslationBlock *tb)
    tb_page_addr_t paddr0 = tb_page_addr0(tb);
    tb_page_addr_t paddr1 = tb_page_addr1(tb);
    tb_page_addr_t pindex0 = paddr0 >> TARGET_PAGE_BITS;
-    tb_page_addr_t pindex1 = paddr1 >> TARGET_PAGE_BITS;
+    tb_page_addr_t pindex1 = paddr0 >> TARGET_PAGE_BITS;

    assert(paddr0 != -1);
    if (unlikely(paddr1 != -1) && pindex0 != pindex1) {
@@ -1026,7 +1021,7 @@ void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t last)
 * Called with mmap_lock held for user-mode emulation
 * NOTE: this function must not be called while a TB is running.
 */
-static void tb_invalidate_phys_page(tb_page_addr_t addr)
+void tb_invalidate_phys_page(tb_page_addr_t addr)
 {
    tb_page_addr_t start, last;

@@ -1088,7 +1083,8 @@ bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc)
    if (current_tb_modified) {
        /* Force execution of one insn next time.  */
        CPUState *cpu = current_cpu;
-        cpu->cflags_next_tb = 1 | CF_NOIRQ | curr_cflags(current_cpu);
+        cpu->cflags_next_tb =
+            1 | CF_LAST_IO | CF_NOIRQ | curr_cflags(current_cpu);
        return true;
    }
    return false;
@@ -1158,13 +1154,36 @@ tb_invalidate_phys_page_range__locked(struct page_collection *pages,
    if (current_tb_modified) {
        page_collection_unlock(pages);
        /* Force execution of one insn next time.  */
-        current_cpu->cflags_next_tb = 1 | CF_NOIRQ | curr_cflags(current_cpu);
+        current_cpu->cflags_next_tb =
+            1 | CF_LAST_IO | CF_NOIRQ | curr_cflags(current_cpu);
        mmap_unlock();
        cpu_loop_exit_noexc(current_cpu);
    }
 #endif
 }

+/*
+ * Invalidate all TBs which intersect with the target physical
+ * address page @addr.
+ */
+void tb_invalidate_phys_page(tb_page_addr_t addr)
+{
+    struct page_collection *pages;
+    tb_page_addr_t start, last;
+    PageDesc *p;
+
+    p = page_find(addr >> TARGET_PAGE_BITS);
+    if (p == NULL) {
+        return;
+    }
+
+    start = addr & TARGET_PAGE_MASK;
+    last = addr | ~TARGET_PAGE_MASK;
+    pages = page_collection_lock(start, last);
+    tb_invalidate_phys_page_range__locked(pages, p, start, last, 0);
+    page_collection_unlock(pages);
+}
+
 /*
 * Invalidate all TBs which intersect with the target physical address range
 * [start;last]. NOTE: start and end may refer to *different* physical pages.
--- a/accel/tcg/tcg-accel-ops-icount.c
+++ b/accel/tcg/tcg-accel-ops-icount.c
@@ -24,11 +24,11 @@
 */

 #include "qemu/osdep.h"
-#include "system/replay.h"
-#include "system/cpu-timers.h"
+#include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "qemu/main-loop.h"
 #include "qemu/guest-random.h"
-#include "hw/core/cpu.h"
+#include "exec/exec-all.h"

 #include "tcg-accel-ops.h"
 #include "tcg-accel-ops-icount.h"
@@ -123,12 +123,12 @@ void icount_prepare_for_run(CPUState *cpu, int64_t cpu_budget)

    if (cpu->icount_budget == 0) {
        /*
-         * We're called without the BQL, so must take it while
+         * We're called without the iothread lock, so must take it while
         * we're calling timer handlers.
         */
-        bql_lock();
+        qemu_mutex_lock_iothread();
        icount_notify_aio_contexts();
-        bql_unlock();
+        qemu_mutex_unlock_iothread();
    }
 }

--- a/accel/tcg/tcg-accel-ops-mttcg.c
+++ b/accel/tcg/tcg-accel-ops-mttcg.c
@@ -24,12 +24,13 @@
 */

 #include "qemu/osdep.h"
-#include "system/tcg.h"
-#include "system/replay.h"
-#include "system/cpu-timers.h"
+#include "sysemu/tcg.h"
+#include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "qemu/main-loop.h"
 #include "qemu/notify.h"
 #include "qemu/guest-random.h"
+#include "exec/exec-all.h"
 #include "hw/boards.h"
 #include "tcg/startup.h"
 #include "tcg-accel-ops.h"
@@ -75,7 +76,7 @@ static void *mttcg_cpu_thread_fn(void *arg)
    rcu_add_force_rcu_notifier(&force_rcu.notifier);
    tcg_register_thread();

-    bql_lock();
+    qemu_mutex_lock_iothread();
    qemu_thread_get_self(cpu->thread);

    cpu->thread_id = qemu_get_thread_id();
@@ -90,9 +91,9 @@ static void *mttcg_cpu_thread_fn(void *arg)
    do {
        if (cpu_can_run(cpu)) {
            int r;
-            bql_unlock();
-            r = tcg_cpu_exec(cpu);
-            bql_lock();
+            qemu_mutex_unlock_iothread();
+            r = tcg_cpus_exec(cpu);
+            qemu_mutex_lock_iothread();
            switch (r) {
            case EXCP_DEBUG:
                cpu_handle_guest_debug(cpu);
@@ -104,9 +105,9 @@ static void *mttcg_cpu_thread_fn(void *arg)
                 */
                break;
            case EXCP_ATOMIC:
-                bql_unlock();
+                qemu_mutex_unlock_iothread();
                cpu_exec_step_atomic(cpu);
-                bql_lock();
+                qemu_mutex_lock_iothread();
            default:
                /* Ignore everything else? */
                break;
@@ -117,8 +118,8 @@ static void *mttcg_cpu_thread_fn(void *arg)
        qemu_wait_io_event(cpu);
    } while (!cpu->unplug || cpu_can_run(cpu));

-    tcg_cpu_destroy(cpu);
-    bql_unlock();
+    tcg_cpus_destroy(cpu);
+    qemu_mutex_unlock_iothread();
    rcu_remove_force_rcu_notifier(&force_rcu.notifier);
    rcu_unregister_thread();
    return NULL;
@@ -136,6 +137,10 @@ void mttcg_start_vcpu_thread(CPUState *cpu)
    g_assert(tcg_enabled());
    tcg_cpu_init_cflags(cpu, current_machine->smp.max_cpus > 1);

+    cpu->thread = g_new0(QemuThread, 1);
+    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+    qemu_cond_init(cpu->halt_cond);
+
    /* create a thread per vCPU with TCG (MTTCG) */
    snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/TCG",
             cpu->cpu_index);
--- a/accel/tcg/tcg-accel-ops-rr.c
+++ b/accel/tcg/tcg-accel-ops-rr.c
@@ -25,13 +25,13 @@

 #include "qemu/osdep.h"
 #include "qemu/lockable.h"
-#include "system/tcg.h"
-#include "system/replay.h"
-#include "system/cpu-timers.h"
+#include "sysemu/tcg.h"
+#include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "qemu/main-loop.h"
 #include "qemu/notify.h"
 #include "qemu/guest-random.h"
-#include "exec/cpu-common.h"
+#include "exec/exec-all.h"
 #include "tcg/startup.h"
 #include "tcg-accel-ops.h"
 #include "tcg-accel-ops-rr.h"
@@ -111,7 +111,7 @@ static void rr_wait_io_event(void)

    while (all_cpu_threads_idle()) {
        rr_stop_kick_timer();
-        qemu_cond_wait_bql(first_cpu->halt_cond);
+        qemu_cond_wait_iothread(first_cpu->halt_cond);
    }

    rr_start_kick_timer();
@@ -131,7 +131,7 @@ static void rr_deal_with_unplugged_cpus(void)

    CPU_FOREACH(cpu) {
        if (cpu->unplug && !cpu_can_run(cpu)) {
-            tcg_cpu_destroy(cpu);
+            tcg_cpus_destroy(cpu);
            break;
        }
    }
@@ -188,7 +188,7 @@ static void *rr_cpu_thread_fn(void *arg)
    rcu_add_force_rcu_notifier(&force_rcu);
    tcg_register_thread();

-    bql_lock();
+    qemu_mutex_lock_iothread();
    qemu_thread_get_self(cpu->thread);

    cpu->thread_id = qemu_get_thread_id();
@@ -198,7 +198,7 @@ static void *rr_cpu_thread_fn(void *arg)

    /* wait for initial kick-off after machine start */
    while (first_cpu->stopped) {
-        qemu_cond_wait_bql(first_cpu->halt_cond);
+        qemu_cond_wait_iothread(first_cpu->halt_cond);

        /* process any pending work */
        CPU_FOREACH(cpu) {
@@ -218,9 +218,9 @@ static void *rr_cpu_thread_fn(void *arg)
        /* Only used for icount_enabled() */
        int64_t cpu_budget = 0;

-        bql_unlock();
+        qemu_mutex_unlock_iothread();
        replay_mutex_lock();
-        bql_lock();
+        qemu_mutex_lock_iothread();

        if (icount_enabled()) {
            int cpu_count = rr_cpu_count();
@@ -254,23 +254,23 @@ static void *rr_cpu_thread_fn(void *arg)
            if (cpu_can_run(cpu)) {
                int r;

-                bql_unlock();
+                qemu_mutex_unlock_iothread();
                if (icount_enabled()) {
                    icount_prepare_for_run(cpu, cpu_budget);
                }
-                r = tcg_cpu_exec(cpu);
+                r = tcg_cpus_exec(cpu);
                if (icount_enabled()) {
                    icount_process_data(cpu);
                }
-                bql_lock();
+                qemu_mutex_lock_iothread();

                if (r == EXCP_DEBUG) {
                    cpu_handle_guest_debug(cpu);
                    break;
                } else if (r == EXCP_ATOMIC) {
-                    bql_unlock();
+                    qemu_mutex_unlock_iothread();
                    cpu_exec_step_atomic(cpu);
-                    bql_lock();
+                    qemu_mutex_lock_iothread();
                    break;
                }
            } else if (cpu->stop) {
@@ -302,7 +302,9 @@ static void *rr_cpu_thread_fn(void *arg)
        rr_deal_with_unplugged_cpus();
    }

-    g_assert_not_reached();
+    rcu_remove_force_rcu_notifier(&force_rcu);
+    rcu_unregister_thread();
+    return NULL;
 }

 void rr_start_vcpu_thread(CPUState *cpu)
@@ -315,23 +317,22 @@ void rr_start_vcpu_thread(CPUState *cpu)
    tcg_cpu_init_cflags(cpu, false);

    if (!single_tcg_cpu_thread) {
-        single_tcg_halt_cond = cpu->halt_cond;
-        single_tcg_cpu_thread = cpu->thread;
+        cpu->thread = g_new0(QemuThread, 1);
+        cpu->halt_cond = g_new0(QemuCond, 1);
+        qemu_cond_init(cpu->halt_cond);

        /* share a single thread for all cpus with TCG */
        snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "ALL CPUs/TCG");
        qemu_thread_create(cpu->thread, thread_name,
                           rr_cpu_thread_fn,
                           cpu, QEMU_THREAD_JOINABLE);
+
+        single_tcg_halt_cond = cpu->halt_cond;
+        single_tcg_cpu_thread = cpu->thread;
    } else {
-        /* we share the thread, dump spare data */
-        g_free(cpu->thread);
-        qemu_cond_destroy(cpu->halt_cond);
-        g_free(cpu->halt_cond);
+        /* we share the thread */
        cpu->thread = single_tcg_cpu_thread;
        cpu->halt_cond = single_tcg_halt_cond;
-
-        /* copy the stuff done at start of rr_cpu_thread_fn */
        cpu->thread_id = first_cpu->thread_id;
        cpu->neg.can_do_io = 1;
        cpu->created = true;
--- a/accel/tcg/tcg-accel-ops.c
+++ b/accel/tcg/tcg-accel-ops.c
@@ -26,20 +26,16 @@
 */

 #include "qemu/osdep.h"
-#include "system/accel-ops.h"
-#include "system/tcg.h"
-#include "system/replay.h"
-#include "system/cpu-timers.h"
+#include "sysemu/tcg.h"
+#include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "qemu/main-loop.h"
 #include "qemu/guest-random.h"
 #include "qemu/timer.h"
-#include "exec/cputlb.h"
+#include "exec/exec-all.h"
 #include "exec/hwaddr.h"
 #include "exec/tb-flush.h"
-#include "exec/translation-block.h"
-#include "gdbstub/enums.h"
-
-#include "hw/core/cpu.h"
+#include "exec/gdbstub.h"

 #include "tcg-accel-ops.h"
 #include "tcg-accel-ops-mttcg.h"
@@ -64,15 +60,15 @@ void tcg_cpu_init_cflags(CPUState *cpu, bool parallel)

    cflags |= parallel ? CF_PARALLEL : 0;
    cflags |= icount_enabled() ? CF_USE_ICOUNT : 0;
-    tcg_cflags_set(cpu, cflags);
+    cpu->tcg_cflags |= cflags;
 }

-void tcg_cpu_destroy(CPUState *cpu)
+void tcg_cpus_destroy(CPUState *cpu)
 {
    cpu_thread_signal_destroyed(cpu);
 }

-int tcg_cpu_exec(CPUState *cpu)
+int tcg_cpus_exec(CPUState *cpu)
 {
    int ret;
    assert(tcg_enabled());
@@ -92,7 +88,7 @@ static void tcg_cpu_reset_hold(CPUState *cpu)
 /* mask must never be zero, except for A20 change call */
 void tcg_handle_interrupt(CPUState *cpu, int mask)
 {
-    g_assert(bql_locked());
+    g_assert(qemu_mutex_iothread_locked());

    cpu->interrupt_request |= mask;

@@ -121,9 +117,10 @@ static inline int xlat_gdb_type(CPUState *cpu, int gdbtype)
        [GDB_WATCHPOINT_ACCESS] = BP_GDB | BP_MEM_ACCESS,
    };

+    CPUClass *cc = CPU_GET_CLASS(cpu);
    int cputype = xlat[gdbtype];

-    if (cpu->cc->gdb_stop_before_watchpoint) {
+    if (cc->gdb_stop_before_watchpoint) {
        cputype |= BP_STOP_BEFORE_ACCESS;
    }
    return cputype;
--- a/accel/tcg/tcg-accel-ops.h
+++ b/accel/tcg/tcg-accel-ops.h
@@ -12,10 +12,10 @@
 #ifndef TCG_ACCEL_OPS_H
 #define TCG_ACCEL_OPS_H

-#include "system/cpus.h"
+#include "sysemu/cpus.h"

-void tcg_cpu_destroy(CPUState *cpu);
-int tcg_cpu_exec(CPUState *cpu);
+void tcg_cpus_destroy(CPUState *cpu);
+int tcg_cpus_exec(CPUState *cpu);
 void tcg_handle_interrupt(CPUState *cpu, int mask);
 void tcg_cpu_init_cflags(CPUState *cpu, bool parallel);

--- a/accel/tcg/tcg-all.c
+++ b/accel/tcg/tcg-all.c
@@ -24,24 +24,21 @@
 */

 #include "qemu/osdep.h"
-#include "system/tcg.h"
+#include "sysemu/tcg.h"
 #include "exec/replay-core.h"
-#include "system/cpu-timers.h"
+#include "sysemu/cpu-timers.h"
 #include "tcg/startup.h"
+#include "tcg/oversized-guest.h"
 #include "qapi/error.h"
 #include "qemu/error-report.h"
 #include "qemu/accel.h"
 #include "qemu/atomic.h"
 #include "qapi/qapi-builtin-visit.h"
 #include "qemu/units.h"
-#if defined(CONFIG_USER_ONLY)
-#include "hw/qdev-core.h"
-#else
+#if !defined(CONFIG_USER_ONLY)
 #include "hw/boards.h"
 #endif
-#include "internal-common.h"
-#include "cpu-param.h"
-
+#include "internal-target.h"

 struct TCGState {
    AccelState parent_obj;
@@ -73,7 +70,7 @@ DECLARE_INSTANCE_CHECKER(TCGState, TCG_STATE,

 static bool default_mttcg_enabled(void)
 {
-    if (icount_enabled()) {
+    if (icount_enabled() || TCG_OVERSIZED_GUEST) {
        return false;
    }
 #ifdef TARGET_SUPPORTS_MTTCG
@@ -127,10 +124,6 @@ static int tcg_init_machine(MachineState *ms)
    tcg_prologue_init();
 #endif

-#ifdef CONFIG_USER_ONLY
-    qdev_create_fake_machine();
-#endif
-
    return 0;
 }

@@ -146,7 +139,9 @@ static void tcg_set_thread(Object *obj, const char *value, Error **errp)
    TCGState *s = TCG_STATE(obj);

    if (strcmp(value, "multi") == 0) {
-        if (icount_enabled()) {
+        if (TCG_OVERSIZED_GUEST) {
+            error_setg(errp, "No MTTCG when guest word size > hosts");
+        } else if (icount_enabled()) {
            error_setg(errp, "No MTTCG when icount is enabled");
        } else {
 #ifndef TARGET_SUPPORTS_MTTCG
--- a/accel/tcg/tcg-runtime-gvec.c
+++ b/accel/tcg/tcg-runtime-gvec.c
@@ -19,6 +19,7 @@

 #include "qemu/osdep.h"
 #include "qemu/host-utils.h"
+#include "cpu.h"
 #include "exec/helper-proto-common.h"
 #include "tcg/tcg-gvec-desc.h"

--- a/accel/tcg/tcg-runtime.c
+++ b/accel/tcg/tcg-runtime.c
@@ -23,9 +23,13 @@
 */
 #include "qemu/osdep.h"
 #include "qemu/host-utils.h"
-#include "exec/cpu-common.h"
+#include "cpu.h"
 #include "exec/helper-proto-common.h"
-#include "accel/tcg/getpc.h"
+#include "exec/cpu_ldst.h"
+#include "exec/exec-all.h"
+#include "disas/disas.h"
+#include "exec/log.h"
+#include "tcg/tcg.h"

 #define HELPER_H  "accel/tcg/tcg-runtime.h"
 #include "exec/helper-info.c.inc"
--- a/accel/tcg/trace-events
+++ b/accel/tcg/trace-events
@@ -12,15 +12,3 @@ memory_notdirty_set_dirty(uint64_t vaddr) "0x%" PRIx64

 # translate-all.c
 translate_block(void *tb, uintptr_t pc, const void *tb_code) "tb:%p, pc:0x%"PRIxPTR", tb_code:%p"
-
-# ldst_atomicity
-load_atom2_fallback(uint32_t memop, uintptr_t ra) "mop:0x%"PRIx32", ra:0x%"PRIxPTR""
-load_atom4_fallback(uint32_t memop, uintptr_t ra) "mop:0x%"PRIx32", ra:0x%"PRIxPTR""
-load_atom8_or_exit_fallback(uintptr_t ra) "ra:0x%"PRIxPTR""
-load_atom8_fallback(uint32_t memop, uintptr_t ra) "mop:0x%"PRIx32", ra:0x%"PRIxPTR""
-load_atom16_fallback(uint32_t memop, uintptr_t ra) "mop:0x%"PRIx32", ra:0x%"PRIxPTR""
-load_atom16_or_exit_fallback(uintptr_t ra) "ra:0x%"PRIxPTR""
-store_atom2_fallback(uint32_t memop, uintptr_t ra) "mop:0x%"PRIx32", ra:0x%"PRIxPTR""
-store_atom4_fallback(uint32_t memop, uintptr_t ra) "mop:0x%"PRIx32", ra:0x%"PRIxPTR""
-store_atom8_fallback(uint32_t memop, uintptr_t ra) "mop:0x%"PRIx32", ra:0x%"PRIxPTR""
-store_atom16_fallback(uint32_t memop, uintptr_t ra) "mop:0x%"PRIx32", ra:0x%"PRIxPTR""
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -44,8 +44,7 @@
 #endif

 #include "exec/cputlb.h"
-#include "exec/page-protection.h"
-#include "tb-internal.h"
+#include "exec/translate-all.h"
 #include "exec/translator.h"
 #include "exec/tb-flush.h"
 #include "qemu/bitmap.h"
@@ -54,17 +53,17 @@
 #include "qemu/cacheinfo.h"
 #include "qemu/timer.h"
 #include "exec/log.h"
-#include "system/cpu-timers.h"
-#include "system/tcg.h"
+#include "sysemu/cpus.h"
+#include "sysemu/cpu-timers.h"
+#include "sysemu/tcg.h"
 #include "qapi/error.h"
-#include "accel/tcg/cpu-ops.h"
+#include "hw/core/tcg-cpu-ops.h"
 #include "tb-jmp-cache.h"
 #include "tb-hash.h"
 #include "tb-context.h"
-#include "tb-internal.h"
 #include "internal-common.h"
 #include "internal-target.h"
-#include "tcg/perf.h"
+#include "perf.h"
 #include "tcg/insn-start-words.h"

 TBContext tb_ctx;
@@ -257,6 +256,7 @@ bool cpu_unwind_state_data(CPUState *cpu, uintptr_t host_pc, uint64_t *data)

 void page_init(void)
 {
+    page_size_init();
    page_table_config_init();
 }

@@ -275,10 +275,8 @@ static int setjmp_gen_code(CPUArchState *env, TranslationBlock *tb,

    tcg_func_start(tcg_ctx);

-    CPUState *cs = env_cpu(env);
-    tcg_ctx->cpu = cs;
-    cs->cc->tcg_ops->translate_code(cs, tb, max_insns, pc, host_pc);
-
+    tcg_ctx->cpu = env_cpu(env);
+    gen_intermediate_code(env_cpu(env), tb, max_insns, pc, host_pc);
    assert(tb->size != 0);
    tcg_ctx->cpu = NULL;
    *max_insns = tb->icount;
@@ -306,7 +304,7 @@ TranslationBlock *tb_gen_code(CPUState *cpu,

    if (phys_pc == -1) {
        /* Generate a one-shot TB with 1 insn in it */
-        cflags = (cflags & ~CF_COUNT_MASK) | 1;
+        cflags = (cflags & ~CF_COUNT_MASK) | CF_LAST_IO | 1;
    }

    max_insns = cflags & CF_COUNT_MASK;
@@ -365,7 +363,7 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
            /*
             * Overflow of code_gen_buffer, or the current slice of it.
             *
-             * TODO: We don't need to re-do tcg_ops->translate_code, nor
+             * TODO: We don't need to re-do gen_intermediate_code, nor
             * should we re-do the tcg optimization currently hidden
             * inside tcg_gen_code.  All that should be required is to
             * flush the TBs, allocate a new TB, re-initialize it per
@@ -530,32 +528,23 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
        tb_reset_jump(tb, 1);
    }

-    /*
-     * Insert TB into the corresponding region tree before publishing it
-     * through QHT. Otherwise rewinding happened in the TB might fail to
-     * lookup itself using host PC.
-     */
-    tcg_tb_insert(tb);
-
    /*
     * If the TB is not associated with a physical RAM page then it must be
-     * a temporary one-insn TB.
-     *
-     * Such TBs must be added to region trees in order to make sure that
-     * restore_state_to_opc() - which on some architectures is not limited to
-     * rewinding, but also affects exception handling! - is called when such a
-     * TB causes an exception.
-     *
-     * At the same time, temporary one-insn TBs must be executed at most once,
-     * because subsequent reads from, e.g., I/O memory may return different
-     * values. So return early before attempting to link to other TBs or add
-     * to the QHT.
+     * a temporary one-insn TB, and we have nothing left to do. Return early
+     * before attempting to link to other TBs or add to the lookup table.
     */
    if (tb_page_addr0(tb) == -1) {
        assert_no_pages_locked();
        return tb;
    }

+    /*
+     * Insert TB into the corresponding region tree before publishing it
+     * through QHT. Otherwise rewinding happened in the TB might fail to
+     * lookup itself using host PC.
+     */
+    tcg_tb_insert(tb);
+
    /*
     * No explicit memory barrier is required -- tb_link_page() makes the
     * TB visible in a consistent state.
@@ -630,7 +619,7 @@ void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr)
     * to account for the re-execution of the branch.
     */
    n = 1;
-    cc = cpu->cc;
+    cc = CPU_GET_CLASS(cpu);
    if (cc->tcg_ops->io_recompile_replay_branch &&
        cc->tcg_ops->io_recompile_replay_branch(cpu, tb)) {
        cpu->neg.icount_decr.u16.low++;
@@ -641,13 +630,12 @@ void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr)
     * Exit the loop and potentially generate a new TB executing the
     * just the I/O insns. We also limit instrumentation to memory
     * operations only (which execute after completion) so we don't
-     * double instrument the instruction. Also don't let an IRQ sneak
-     * in before we execute it.
+     * double instrument the instruction.
     */
-    cpu->cflags_next_tb = curr_cflags(cpu) | CF_MEMI_ONLY | CF_NOIRQ | n;
+    cpu->cflags_next_tb = curr_cflags(cpu) | CF_MEMI_ONLY | CF_LAST_IO | n;

    if (qemu_loglevel_mask(CPU_LOG_EXEC)) {
-        vaddr pc = cpu->cc->get_pc(cpu);
+        vaddr pc = log_pc(cpu, tb);
        if (qemu_log_in_addr_range(pc)) {
            qemu_log("cpu_io_recompile: rewound execution of TB to %016"
                     VADDR_PRIx "\n", pc);
@@ -657,6 +645,15 @@ void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr)
    cpu_loop_exit_noexc(cpu);
 }

+#else /* CONFIG_USER_ONLY */
+
+void cpu_interrupt(CPUState *cpu, int mask)
+{
+    g_assert(qemu_mutex_iothread_locked());
+    cpu->interrupt_request |= mask;
+    qatomic_set(&cpu->neg.icount_decr.u16.high, -1);
+}
+
 #endif /* CONFIG_USER_ONLY */

 /*
--- a/accel/tcg/translator.c
+++ b/accel/tcg/translator.c
@@ -12,25 +12,26 @@
 #include "qemu/error-report.h"
 #include "exec/exec-all.h"
 #include "exec/translator.h"
-#include "exec/cpu_ldst.h"
 #include "exec/plugin-gen.h"
-#include "exec/cpu_ldst.h"
-#include "exec/tswap.h"
 #include "tcg/tcg-op-common.h"
 #include "internal-target.h"
-#include "disas/disas.h"
-#include "tb-internal.h"

 static void set_can_do_io(DisasContextBase *db, bool val)
 {
-    QEMU_BUILD_BUG_ON(sizeof_field(CPUState, neg.can_do_io) != 1);
-    tcg_gen_st8_i32(tcg_constant_i32(val), tcg_env,
-                    offsetof(ArchCPU, parent_obj.neg.can_do_io) -
-                    offsetof(ArchCPU, env));
+    if (db->saved_can_do_io != val) {
+        db->saved_can_do_io = val;
+
+        QEMU_BUILD_BUG_ON(sizeof_field(CPUState, neg.can_do_io) != 1);
+        tcg_gen_st8_i32(tcg_constant_i32(val), tcg_env,
+                        offsetof(ArchCPU, parent_obj.neg.can_do_io) -
+                        offsetof(ArchCPU, env));
+    }
 }

 bool translator_io_start(DisasContextBase *db)
 {
+    set_can_do_io(db, true);
+
    /*
     * Ensure that this instruction will be the last in the TB.
     * The target may override this to something more forceful.
@@ -83,6 +84,13 @@ static TCGOp *gen_tb_start(DisasContextBase *db, uint32_t cflags)
                         - offsetof(ArchCPU, env));
    }

+    /*
+     * cpu->neg.can_do_io is set automatically here at the beginning of
+     * each translation block.  The cost is minimal, plus it would be
+     * very easy to forget doing it in the translator.
+     */
+    set_can_do_io(db, db->max_insns == 1 && (cflags & CF_LAST_IO));
+
    return icount_start_insn;
 }

@@ -104,11 +112,6 @@ static void gen_tb_end(const TranslationBlock *tb, uint32_t cflags,
    }
 }

-bool translator_is_same_page(const DisasContextBase *db, vaddr addr)
-{
-    return ((addr ^ db->pc_first) & TARGET_PAGE_MASK) == 0;
-}
-
 bool translator_use_goto_tb(DisasContextBase *db, vaddr dest)
 {
    /* Suppress goto_tb if requested. */
@@ -117,7 +120,7 @@ bool translator_use_goto_tb(DisasContextBase *db, vaddr dest)
    }

    /* Check for the dest on the same page as the start of the TB.  */
-    return translator_is_same_page(db, dest);
+    return ((db->pc_first ^ dest) & TARGET_PAGE_MASK) == 0;
 }

 void translator_loop(CPUState *cpu, TranslationBlock *tb, int *max_insns,
@@ -126,7 +129,6 @@ void translator_loop(CPUState *cpu, TranslationBlock *tb, int *max_insns,
 {
    uint32_t cflags = tb_cflags(tb);
    TCGOp *icount_start_insn;
-    TCGOp *first_insn_start = NULL;
    bool plugin_enabled;

    /* Initialize DisasContext */
@@ -136,12 +138,10 @@ void translator_loop(CPUState *cpu, TranslationBlock *tb, int *max_insns,
    db->is_jmp = DISAS_NEXT;
    db->num_insns = 0;
    db->max_insns = *max_insns;
-    db->insn_start = NULL;
-    db->fake_insn = false;
+    db->singlestep_enabled = cflags & CF_SINGLE_STEP;
+    db->saved_can_do_io = -1;
    db->host_addr[0] = host_pc;
    db->host_addr[1] = NULL;
-    db->record_start = 0;
-    db->record_len = 0;

    ops->init_disas_context(db, cpu);
    tcg_debug_assert(db->is_jmp == DISAS_NEXT);  /* no early exit */
@@ -151,28 +151,32 @@ void translator_loop(CPUState *cpu, TranslationBlock *tb, int *max_insns,
    ops->tb_start(db, cpu);
    tcg_debug_assert(db->is_jmp == DISAS_NEXT);  /* no early exit */

-    plugin_enabled = plugin_gen_tb_start(cpu, db);
+    if (cflags & CF_MEMI_ONLY) {
+        /* We should only see CF_MEMI_ONLY for io_recompile. */
+        assert(cflags & CF_LAST_IO);
+        plugin_enabled = plugin_gen_tb_start(cpu, db, true);
+    } else {
+        plugin_enabled = plugin_gen_tb_start(cpu, db, false);
+    }
    db->plugin_enabled = plugin_enabled;

    while (true) {
        *max_insns = ++db->num_insns;
        ops->insn_start(db, cpu);
-        db->insn_start = tcg_last_op();
-        if (first_insn_start == NULL) {
-            first_insn_start = db->insn_start;
-        }
        tcg_debug_assert(db->is_jmp == DISAS_NEXT);  /* no early exit */

        if (plugin_enabled) {
            plugin_gen_insn_start(cpu, db);
        }

-        /*
-         * Disassemble one instruction.  The translate_insn hook should
-         * update db->pc_next and db->is_jmp to indicate what should be
-         * done next -- either exiting this loop or locate the start of
-         * the next instruction.
-         */
+        /* Disassemble one instruction.  The translate_insn hook should
+           update db->pc_next and db->is_jmp to indicate what should be
+           done next -- either exiting this loop or locate the start of
+           the next instruction.  */
+        if (db->num_insns == db->max_insns && (cflags & CF_LAST_IO)) {
+            /* Accept I/O on the last instruction.  */
+            set_can_do_io(db, true);
+        }
        ops->translate_insn(db, cpu);

        /*
@@ -205,277 +209,172 @@ void translator_loop(CPUState *cpu, TranslationBlock *tb, int *max_insns,
    ops->tb_stop(db, cpu);
    gen_tb_end(tb, cflags, icount_start_insn, db->num_insns);

-    /*
-     * Manage can_do_io for the translation block: set to false before
-     * the first insn and set to true before the last insn.
-     */
-    if (db->num_insns == 1) {
-        tcg_debug_assert(first_insn_start == db->insn_start);
-    } else {
-        tcg_debug_assert(first_insn_start != db->insn_start);
-        tcg_ctx->emit_before_op = first_insn_start;
-        set_can_do_io(db, false);
-    }
-    tcg_ctx->emit_before_op = db->insn_start;
-    set_can_do_io(db, true);
-    tcg_ctx->emit_before_op = NULL;
-
-    /* May be used by disas_log or plugin callbacks. */
-    tb->size = db->pc_next - db->pc_first;
-    tb->icount = db->num_insns;
-
    if (plugin_enabled) {
        plugin_gen_tb_end(cpu, db->num_insns);
    }

+    /* The disas_log hook may use these values rather than recompute.  */
+    tb->size = db->pc_next - db->pc_first;
+    tb->icount = db->num_insns;
+
    if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)
        && qemu_log_in_addr_range(db->pc_first)) {
        FILE *logfile = qemu_log_trylock();
        if (logfile) {
            fprintf(logfile, "----------------\n");
-
-            if (!ops->disas_log ||
-                !ops->disas_log(db, cpu, logfile)) {
-                fprintf(logfile, "IN: %s\n", lookup_symbol(db->pc_first));
-                target_disas(logfile, cpu, db);
-            }
+            ops->disas_log(db, cpu, logfile);
            fprintf(logfile, "\n");
            qemu_log_unlock(logfile);
        }
    }
 }

-static bool translator_ld(CPUArchState *env, DisasContextBase *db,
-                          void *dest, vaddr pc, size_t len)
+static void *translator_access(CPUArchState *env, DisasContextBase *db,
+                               vaddr pc, size_t len)
 {
-    TranslationBlock *tb = db->tb;
-    vaddr last = pc + len - 1;
    void *host;
-    vaddr base;
+    vaddr base, end;
+    TranslationBlock *tb;
+
+    tb = db->tb;

    /* Use slow path if first page is MMIO. */
    if (unlikely(tb_page_addr0(tb) == -1)) {
-        /* We capped translation with first page MMIO in tb_gen_code. */
-        tcg_debug_assert(db->max_insns == 1);
-        return false;
+        return NULL;
    }

-    host = db->host_addr[0];
-    base = db->pc_first;
-
-    if (likely(((base ^ last) & TARGET_PAGE_MASK) == 0)) {
-        /* Entire read is from the first page. */
-        memcpy(dest, host + (pc - base), len);
-        return true;
-    }
-
-    if (unlikely(((base ^ pc) & TARGET_PAGE_MASK) == 0)) {
-        /* Read begins on the first page and extends to the second. */
-        size_t len0 = -(pc | TARGET_PAGE_MASK);
-        memcpy(dest, host + (pc - base), len0);
-        pc += len0;
-        dest += len0;
-        len -= len0;
-    }
-
-    /*
-     * The read must conclude on the second page and not extend to a third.
-     *
-     * TODO: We could allow the two pages to be virtually discontiguous,
-     * since we already allow the two pages to be physically discontiguous.
-     * The only reasonable use case would be executing an insn at the end
-     * of the address space wrapping around to the beginning.  For that,
-     * we would need to know the current width of the address space.
-     * In the meantime, assert.
-     */
-    base = (base & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
-    assert(((base ^ pc) & TARGET_PAGE_MASK) == 0);
-    assert(((base ^ last) & TARGET_PAGE_MASK) == 0);
-    host = db->host_addr[1];
-
-    if (host == NULL) {
-        tb_page_addr_t page0, old_page1, new_page1;
-
-        new_page1 = get_page_addr_code_hostp(env, base, &db->host_addr[1]);
-
-        /*
-         * If the second page is MMIO, treat as if the first page
-         * was MMIO as well, so that we do not cache the TB.
-         */
-        if (unlikely(new_page1 == -1)) {
-            tb_unlock_pages(tb);
-            tb_set_page_addr0(tb, -1);
-            /* Require that this be the final insn. */
-            db->max_insns = db->num_insns;
-            return false;
-        }
-
-        /*
-         * If this is not the first time around, and page1 matches,
-         * then we already have the page locked.  Alternately, we're
-         * not doing anything to prevent the PTE from changing, so
-         * we might wind up with a different page, requiring us to
-         * re-do the locking.
-         */
-        old_page1 = tb_page_addr1(tb);
-        if (likely(new_page1 != old_page1)) {
-            page0 = tb_page_addr0(tb);
-            if (unlikely(old_page1 != -1)) {
-                tb_unlock_page1(page0, old_page1);
-            }
-            tb_set_page_addr1(tb, new_page1);
-            tb_lock_page1(page0, new_page1);
-        }
+    end = pc + len - 1;
+    if (likely(is_same_page(db, end))) {
+        host = db->host_addr[0];
+        base = db->pc_first;
+    } else {
        host = db->host_addr[1];
+        base = TARGET_PAGE_ALIGN(db->pc_first);
+        if (host == NULL) {
+            tb_page_addr_t page0, old_page1, new_page1;
+
+            new_page1 = get_page_addr_code_hostp(env, base, &db->host_addr[1]);
+
+            /*
+             * If the second page is MMIO, treat as if the first page
+             * was MMIO as well, so that we do not cache the TB.
+             */
+            if (unlikely(new_page1 == -1)) {
+                tb_unlock_pages(tb);
+                tb_set_page_addr0(tb, -1);
+                return NULL;
+            }
+
+            /*
+             * If this is not the first time around, and page1 matches,
+             * then we already have the page locked.  Alternately, we're
+             * not doing anything to prevent the PTE from changing, so
+             * we might wind up with a different page, requiring us to
+             * re-do the locking.
+             */
+            old_page1 = tb_page_addr1(tb);
+            if (likely(new_page1 != old_page1)) {
+                page0 = tb_page_addr0(tb);
+                if (unlikely(old_page1 != -1)) {
+                    tb_unlock_page1(page0, old_page1);
+                }
+                tb_set_page_addr1(tb, new_page1);
+                tb_lock_page1(page0, new_page1);
+            }
+            host = db->host_addr[1];
+        }
+
+        /* Use slow path when crossing pages. */
+        if (is_same_page(db, pc)) {
+            return NULL;
+        }
    }

-    memcpy(dest, host + (pc - base), len);
-    return true;
+    tcg_debug_assert(pc >= base);
+    return host + (pc - base);
 }

-static void record_save(DisasContextBase *db, vaddr pc,
-                        const void *from, int size)
+static void plugin_insn_append(abi_ptr pc, const void *from, size_t size)
 {
-    int offset;
+#ifdef CONFIG_PLUGIN
+    struct qemu_plugin_insn *insn = tcg_ctx->plugin_insn;
+    abi_ptr off;

-    /* Do not record probes before the start of TB. */
-    if (pc < db->pc_first) {
+    if (insn == NULL) {
        return;
    }
-
-    /*
-     * In translator_access, we verified that pc is within 2 pages
-     * of pc_first, thus this will never overflow.
-     */
-    offset = pc - db->pc_first;
-
-    /*
-     * Either the first or second page may be I/O.  If it is the second,
-     * then the first byte we need to record will be at a non-zero offset.
-     * In either case, we should not need to record but a single insn.
-     */
-    if (db->record_len == 0) {
-        db->record_start = offset;
-        db->record_len = size;
-    } else {
-        assert(offset == db->record_start + db->record_len);
-        assert(db->record_len + size <= sizeof(db->record));
-        db->record_len += size;
+    off = pc - insn->vaddr;
+    if (off < insn->data->len) {
+        g_byte_array_set_size(insn->data, off);
+    } else if (off > insn->data->len) {
+        /* we have an unexpected gap */
+        g_assert_not_reached();
    }

-    memcpy(db->record + (offset - db->record_start), from, size);
+    insn->data = g_byte_array_append(insn->data, from, size);
+#endif
 }

-size_t translator_st_len(const DisasContextBase *db)
+uint8_t translator_ldub(CPUArchState *env, DisasContextBase *db, abi_ptr pc)
 {
-    return db->fake_insn ? db->record_len : db->tb->size;
+    uint8_t ret;
+    void *p = translator_access(env, db, pc, sizeof(ret));
+
+    if (p) {
+        plugin_insn_append(pc, p, sizeof(ret));
+        return ldub_p(p);
+    }
+    ret = cpu_ldub_code(env, pc);
+    plugin_insn_append(pc, &ret, sizeof(ret));
+    return ret;
 }

-bool translator_st(const DisasContextBase *db, void *dest,
-                   vaddr addr, size_t len)
+uint16_t translator_lduw(CPUArchState *env, DisasContextBase *db, abi_ptr pc)
 {
-    size_t offset, offset_end;
+    uint16_t ret, plug;
+    void *p = translator_access(env, db, pc, sizeof(ret));

-    if (addr < db->pc_first) {
-        return false;
+    if (p) {
+        plugin_insn_append(pc, p, sizeof(ret));
+        return lduw_p(p);
    }
-    offset = addr - db->pc_first;
-    offset_end = offset + len;
-    if (offset_end > translator_st_len(db)) {
-        return false;
-    }
-
-    if (!db->fake_insn) {
-        size_t offset_page1 = -(db->pc_first | TARGET_PAGE_MASK);
-
-        /* Get all the bytes from the first page. */
-        if (db->host_addr[0]) {
-            if (offset_end <= offset_page1) {
-                memcpy(dest, db->host_addr[0] + offset, len);
-                return true;
-            }
-            if (offset < offset_page1) {
-                size_t len0 = offset_page1 - offset;
-                memcpy(dest, db->host_addr[0] + offset, len0);
-                offset += len0;
-                dest += len0;
-            }
-        }
-
-        /* Get any bytes from the second page. */
-        if (db->host_addr[1] && offset >= offset_page1) {
-            memcpy(dest, db->host_addr[1] + (offset - offset_page1),
-                   offset_end - offset);
-            return true;
-        }
-    }
-
-    /* Else get recorded bytes. */
-    if (db->record_len != 0 &&
-        offset >= db->record_start &&
-        offset_end <= db->record_start + db->record_len) {
-        memcpy(dest, db->record + (offset - db->record_start),
-               offset_end - offset);
-        return true;
-    }
-    return false;
+    ret = cpu_lduw_code(env, pc);
+    plug = tswap16(ret);
+    plugin_insn_append(pc, &plug, sizeof(ret));
+    return ret;
 }

-uint8_t translator_ldub(CPUArchState *env, DisasContextBase *db, vaddr pc)
+uint32_t translator_ldl(CPUArchState *env, DisasContextBase *db, abi_ptr pc)
 {
-    uint8_t raw;
+    uint32_t ret, plug;
+    void *p = translator_access(env, db, pc, sizeof(ret));

-    if (!translator_ld(env, db, &raw, pc, sizeof(raw))) {
-        raw = cpu_ldub_code(env, pc);
-        record_save(db, pc, &raw, sizeof(raw));
+    if (p) {
+        plugin_insn_append(pc, p, sizeof(ret));
+        return ldl_p(p);
    }
-    return raw;
+    ret = cpu_ldl_code(env, pc);
+    plug = tswap32(ret);
+    plugin_insn_append(pc, &plug, sizeof(ret));
+    return ret;
 }

-uint16_t translator_lduw(CPUArchState *env, DisasContextBase *db, vaddr pc)
+uint64_t translator_ldq(CPUArchState *env, DisasContextBase *db, abi_ptr pc)
 {
-    uint16_t raw, tgt;
+    uint64_t ret, plug;
+    void *p = translator_access(env, db, pc, sizeof(ret));

-    if (translator_ld(env, db, &raw, pc, sizeof(raw))) {
-        tgt = tswap16(raw);
-    } else {
-        tgt = cpu_lduw_code(env, pc);
-        raw = tswap16(tgt);
-        record_save(db, pc, &raw, sizeof(raw));
+    if (p) {
+        plugin_insn_append(pc, p, sizeof(ret));
+        return ldq_p(p);
    }
-    return tgt;
+    ret = cpu_ldq_code(env, pc);
+    plug = tswap64(ret);
+    plugin_insn_append(pc, &plug, sizeof(ret));
+    return ret;
 }

-uint32_t translator_ldl(CPUArchState *env, DisasContextBase *db, vaddr pc)
+void translator_fake_ldb(uint8_t insn8, abi_ptr pc)
 {
-    uint32_t raw, tgt;
-
-    if (translator_ld(env, db, &raw, pc, sizeof(raw))) {
-        tgt = tswap32(raw);
-    } else {
-        tgt = cpu_ldl_code(env, pc);
-        raw = tswap32(tgt);
-        record_save(db, pc, &raw, sizeof(raw));
-    }
-    return tgt;
-}
-
-uint64_t translator_ldq(CPUArchState *env, DisasContextBase *db, vaddr pc)
-{
-    uint64_t raw, tgt;
-
-    if (translator_ld(env, db, &raw, pc, sizeof(raw))) {
-        tgt = tswap64(raw);
-    } else {
-        tgt = cpu_ldq_code(env, pc);
-        raw = tswap64(tgt);
-        record_save(db, pc, &raw, sizeof(raw));
-    }
-    return tgt;
-}
-
-void translator_fake_ld(DisasContextBase *db, const void *data, size_t len)
-{
-    db->fake_insn = true;
-    record_save(db, db->pc_first, data, len);
+    plugin_insn_append(pc, &insn8, sizeof(insn8));
 }
--- a/accel/tcg/user-exec-stub.c
+++ b/accel/tcg/user-exec-stub.c
@@ -1,7 +1,6 @@
 #include "qemu/osdep.h"
 #include "hw/core/cpu.h"
 #include "exec/replay-core.h"
-#include "internal-common.h"

 void cpu_resume(CPUState *cpu)
 {
@@ -19,16 +18,6 @@ void cpu_exec_reset_hold(CPUState *cpu)
 {
 }

-/* User mode emulation does not support softmmu yet.  */
-
-void tlb_init(CPUState *cpu)
-{
-}
-
-void tlb_destroy(CPUState *cpu)
-{
-}
-
 /* User mode emulation does not support record/replay yet.  */

 bool replay_exception(void)
--- a/accel/tcg/user-exec.c
+++ b/accel/tcg/user-exec.c
@@ -17,39 +17,25 @@
 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
 */
 #include "qemu/osdep.h"
-#include "accel/tcg/cpu-ops.h"
+#include "hw/core/tcg-cpu-ops.h"
 #include "disas/disas.h"
-#include "exec/vaddr.h"
 #include "exec/exec-all.h"
 #include "tcg/tcg.h"
 #include "qemu/bitops.h"
 #include "qemu/rcu.h"
 #include "exec/cpu_ldst.h"
-#include "user/cpu_loop.h"
-#include "qemu/main-loop.h"
-#include "user/page-protection.h"
-#include "exec/page-protection.h"
+#include "exec/translate-all.h"
 #include "exec/helper-proto.h"
 #include "qemu/atomic128.h"
-#include "qemu/bswap.h"
-#include "qemu/int128.h"
-#include "trace.h"
+#include "trace/trace-root.h"
 #include "tcg/tcg-ldst.h"
 #include "internal-common.h"
 #include "internal-target.h"
-#include "tb-internal.h"

 __thread uintptr_t helper_retaddr;

 //#define DEBUG_SIGNAL

-void cpu_interrupt(CPUState *cpu, int mask)
-{
-    g_assert(bql_locked());
-    cpu->interrupt_request |= mask;
-    qatomic_set(&cpu->neg.icount_decr.u16.high, -1);
-}
-
 /*
 * Adjust the pc to pass to cpu_restore_state; return the memop type.
 */
@@ -490,6 +476,11 @@ static bool pageflags_set_clear(target_ulong start, target_ulong last,
    return inval_tb;
 }

+/*
+ * Modify the flags of a page and invalidate the code if necessary.
+ * The flag PAGE_WRITE_ORG is positioned automatically depending
+ * on PAGE_WRITE.  The mmap_lock should already be held.
+ */
 void page_set_flags(target_ulong start, target_ulong last, int flags)
 {
    bool reset = false;
@@ -660,17 +651,16 @@ void page_protect(tb_page_addr_t address)
 {
    PageFlagsNode *p;
    target_ulong start, last;
-    int host_page_size = qemu_real_host_page_size();
    int prot;

    assert_memory_lock();

-    if (host_page_size <= TARGET_PAGE_SIZE) {
+    if (qemu_host_page_size <= TARGET_PAGE_SIZE) {
        start = address & TARGET_PAGE_MASK;
        last = start + TARGET_PAGE_SIZE - 1;
    } else {
-        start = address & -host_page_size;
-        last = start + host_page_size - 1;
+        start = address & qemu_host_page_mask;
+        last = start + qemu_host_page_size - 1;
    }

    p = pageflags_find(start, last);
@@ -681,7 +671,7 @@ void page_protect(tb_page_addr_t address)

    if (unlikely(p->itree.last < last)) {
        /* More than one protection region covers the one host page. */
-        assert(TARGET_PAGE_SIZE < host_page_size);
+        assert(TARGET_PAGE_SIZE < qemu_host_page_size);
        while ((p = pageflags_next(p, start, last)) != NULL) {
            prot |= p->flags;
        }
@@ -689,7 +679,7 @@ void page_protect(tb_page_addr_t address)

    if (prot & PAGE_WRITE) {
        pageflags_set_clear(start, last, 0, PAGE_WRITE);
-        mprotect(g2h_untagged(start), last - start + 1,
+        mprotect(g2h_untagged(start), qemu_host_page_size,
                 prot & (PAGE_READ | PAGE_EXEC) ? PROT_READ : PROT_NONE);
    }
 }
@@ -701,7 +691,7 @@ void page_protect(tb_page_addr_t address)
 * immediately exited. (We can only return 2 if the 'pc' argument is
 * non-zero.)
 */
-int page_unprotect(tb_page_addr_t address, uintptr_t pc)
+int page_unprotect(target_ulong address, uintptr_t pc)
 {
    PageFlagsNode *p;
    bool current_tb_invalidated;
@@ -735,19 +725,18 @@ int page_unprotect(tb_page_addr_t address, uintptr_t pc)
        }
 #endif
    } else {
-        int host_page_size = qemu_real_host_page_size();
        target_ulong start, len, i;
        int prot;

-        if (host_page_size <= TARGET_PAGE_SIZE) {
+        if (qemu_host_page_size <= TARGET_PAGE_SIZE) {
            start = address & TARGET_PAGE_MASK;
            len = TARGET_PAGE_SIZE;
            prot = p->flags | PAGE_WRITE;
            pageflags_set_clear(start, start + len - 1, PAGE_WRITE, 0);
            current_tb_invalidated = tb_invalidate_phys_page_unwind(start, pc);
        } else {
-            start = address & -host_page_size;
-            len = host_page_size;
+            start = address & qemu_host_page_mask;
+            len = qemu_host_page_size;
            prot = 0;

            for (i = 0; i < len; i += TARGET_PAGE_SIZE) {
@@ -773,7 +762,7 @@ int page_unprotect(tb_page_addr_t address, uintptr_t pc)
        if (prot & PAGE_EXEC) {
            prot = (prot & ~PAGE_EXEC) | PAGE_READ;
        }
-        mprotect((void *)g2h_untagged(start), len, prot & PAGE_RWX);
+        mprotect((void *)g2h_untagged(start), len, prot & PAGE_BITS);
    }
    mmap_unlock();

@@ -805,7 +794,7 @@ static int probe_access_internal(CPUArchState *env, vaddr addr,
    if (guest_addr_valid_untagged(addr)) {
        int page_flags = page_get_flags(addr);
        if (page_flags & acc_flag) {
-            if (access_type != MMU_INST_FETCH
+            if ((acc_flag == PAGE_READ || acc_flag == PAGE_WRITE)
                && cpu_plugin_mem_cbs_enabled(env_cpu(env))) {
                return TLB_MMIO;
            }
@@ -873,7 +862,7 @@ tb_page_addr_t get_page_addr_code_hostp(CPUArchState *env, vaddr addr,
 typedef struct TargetPageDataNode {
    struct rcu_head rcu;
    IntervalTreeNode itree;
-    char data[] __attribute__((aligned));
+    char data[TPD_PAGES][TARGET_PAGE_DATA_SIZE] __attribute__((aligned));
 } TargetPageDataNode;

 static IntervalTreeRoot targetdata_root;
@@ -911,8 +900,7 @@ void page_reset_target_data(target_ulong start, target_ulong last)
        n_last = MIN(last, n->last);
        p_len = (n_last + 1 - n_start) >> TARGET_PAGE_BITS;

-        memset(t->data + p_ofs * TARGET_PAGE_DATA_SIZE, 0,
-               p_len * TARGET_PAGE_DATA_SIZE);
+        memset(t->data[p_ofs], 0, p_len * TARGET_PAGE_DATA_SIZE);
    }
 }

@@ -920,7 +908,7 @@ void *page_get_target_data(target_ulong address)
 {
    IntervalTreeNode *n;
    TargetPageDataNode *t;
-    target_ulong page, region, p_ofs;
+    target_ulong page, region;

    page = address & TARGET_PAGE_MASK;
    region = address & TBD_MASK;
@@ -936,8 +924,7 @@ void *page_get_target_data(target_ulong address)
        mmap_lock();
        n = interval_tree_iter_first(&targetdata_root, page, page);
        if (!n) {
-            t = g_malloc0(sizeof(TargetPageDataNode)
-                          + TPD_PAGES * TARGET_PAGE_DATA_SIZE);
+            t = g_new0(TargetPageDataNode, 1);
            n = &t->itree;
            n->start = region;
            n->last = region | ~TBD_MASK;
@@ -947,8 +934,7 @@ void *page_get_target_data(target_ulong address)
    }

    t = container_of(n, TargetPageDataNode, itree);
-    p_ofs = (page - region) >> TARGET_PAGE_BITS;
-    return t->data + p_ofs * TARGET_PAGE_DATA_SIZE;
+    return t->data[(page - region) >> TARGET_PAGE_BITS];
 }
 #else
 void page_reset_target_data(target_ulong start, target_ulong last) { }
@@ -959,7 +945,7 @@ void page_reset_target_data(target_ulong start, target_ulong last) { }
 static void *cpu_mmu_lookup(CPUState *cpu, vaddr addr,
                            MemOp mop, uintptr_t ra, MMUAccessType type)
 {
-    int a_bits = memop_alignment_bits(mop);
+    int a_bits = get_alignment_bits(mop);
    void *ret;

    /* Enforce guest required alignment.  */
@@ -972,85 +958,6 @@ static void *cpu_mmu_lookup(CPUState *cpu, vaddr addr,
    return ret;
 }

-/* physical memory access (slow version, mainly for debug) */
-int cpu_memory_rw_debug(CPUState *cpu, vaddr addr,
-                        void *ptr, size_t len, bool is_write)
-{
-    int flags;
-    vaddr l, page;
-    uint8_t *buf = ptr;
-    ssize_t written;
-    int ret = -1;
-    int fd = -1;
-
-    mmap_lock();
-
-    while (len > 0) {
-        page = addr & TARGET_PAGE_MASK;
-        l = (page + TARGET_PAGE_SIZE) - addr;
-        if (l > len) {
-            l = len;
-        }
-        flags = page_get_flags(page);
-        if (!(flags & PAGE_VALID)) {
-            goto out_close;
-        }
-        if (is_write) {
-            if (flags & PAGE_WRITE) {
-                memcpy(g2h(cpu, addr), buf, l);
-            } else {
-                /* Bypass the host page protection using ptrace. */
-                if (fd == -1) {
-                    fd = open("/proc/self/mem", O_WRONLY);
-                    if (fd == -1) {
-                        goto out;
-                    }
-                }
-                /*
-                 * If there is a TranslationBlock and we weren't bypassing the
-                 * host page protection, the memcpy() above would SEGV,
-                 * ultimately leading to page_unprotect(). So invalidate the
-                 * translations manually. Both invalidation and pwrite() must
-                 * be under mmap_lock() in order to prevent the creation of
-                 * another TranslationBlock in between.
-                 */
-                tb_invalidate_phys_range(addr, addr + l - 1);
-                written = pwrite(fd, buf, l,
-                                 (off_t)(uintptr_t)g2h_untagged(addr));
-                if (written != l) {
-                    goto out_close;
-                }
-            }
-        } else if (flags & PAGE_READ) {
-            memcpy(buf, g2h(cpu, addr), l);
-        } else {
-            /* Bypass the host page protection using ptrace. */
-            if (fd == -1) {
-                fd = open("/proc/self/mem", O_RDONLY);
-                if (fd == -1) {
-                    goto out;
-                }
-            }
-            if (pread(fd, buf, l,
-                      (off_t)(uintptr_t)g2h_untagged(addr)) != l) {
-                goto out_close;
-            }
-        }
-        len -= l;
-        buf += l;
-        addr += l;
-    }
-    ret = 0;
-out_close:
-    if (fd != -1) {
-        close(fd);
-    }
-out:
-    mmap_unlock();
-
-    return ret;
-}
-
 #include "ldst_atomicity.c.inc"

 static uint8_t do_ld1_mmu(CPUState *cpu, vaddr addr, MemOpIdx oi,
@@ -1320,7 +1227,7 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi,
                               int size, uintptr_t retaddr)
 {
    MemOp mop = get_memop(oi);
-    int a_bits = memop_alignment_bits(mop);
+    int a_bits = get_alignment_bits(mop);
    void *ret;

    /* Enforce guest required alignment.  */
--- a/accel/tcg/vcpu-state.h
+++ b/accel/tcg/vcpu-state.h
@@ -1,23 +0,0 @@
-/*
- * TaskState helpers for QEMU
- *
- * Copyright (c) 2023 Linaro Ltd.
- *
- * Authors:
- *   Philippe Mathieu-Daudé
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-#ifndef ACCEL_TCG_VCPU_STATE_H
-#define ACCEL_TCG_VCPU_STATE_H
-
-#include "hw/core/cpu.h"
-
-#ifdef CONFIG_USER_ONLY
-static inline TaskState *get_task_state(const CPUState *cs)
-{
-    return cs->opaque;
-}
-#endif
-
-#endif
--- a/accel/tcg/watchpoint.c
+++ b/accel/tcg/watchpoint.c
@@ -1,144 +0,0 @@
-/*
- * CPU watchpoints
- *
- *  Copyright (c) 2003 Fabrice Bellard
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "qemu/osdep.h"
-#include "qemu/main-loop.h"
-#include "exec/breakpoint.h"
-#include "exec/cpu-interrupt.h"
-#include "exec/page-protection.h"
-#include "exec/translation-block.h"
-#include "system/tcg.h"
-#include "system/replay.h"
-#include "accel/tcg/cpu-ops.h"
-#include "hw/core/cpu.h"
-#include "internal-common.h"
-
-/*
- * Return true if this watchpoint address matches the specified
- * access (ie the address range covered by the watchpoint overlaps
- * partially or completely with the address range covered by the
- * access).
- */
-static inline bool watchpoint_address_matches(CPUWatchpoint *wp,
-                                              vaddr addr, vaddr len)
-{
-    /*
-     * We know the lengths are non-zero, but a little caution is
-     * required to avoid errors in the case where the range ends
-     * exactly at the top of the address space and so addr + len
-     * wraps round to zero.
-     */
-    vaddr wpend = wp->vaddr + wp->len - 1;
-    vaddr addrend = addr + len - 1;
-
-    return !(addr > wpend || wp->vaddr > addrend);
-}
-
-/* Return flags for watchpoints that match addr + prot.  */
-int cpu_watchpoint_address_matches(CPUState *cpu, vaddr addr, vaddr len)
-{
-    CPUWatchpoint *wp;
-    int ret = 0;
-
-    QTAILQ_FOREACH(wp, &cpu->watchpoints, entry) {
-        if (watchpoint_address_matches(wp, addr, len)) {
-            ret |= wp->flags;
-        }
-    }
-    return ret;
-}
-
-/* Generate a debug exception if a watchpoint has been hit.  */
-void cpu_check_watchpoint(CPUState *cpu, vaddr addr, vaddr len,
-                          MemTxAttrs attrs, int flags, uintptr_t ra)
-{
-    CPUWatchpoint *wp;
-
-    assert(tcg_enabled());
-    if (cpu->watchpoint_hit) {
-        /*
-         * We re-entered the check after replacing the TB.
-         * Now raise the debug interrupt so that it will
-         * trigger after the current instruction.
-         */
-        bql_lock();
-        cpu_interrupt(cpu, CPU_INTERRUPT_DEBUG);
-        bql_unlock();
-        return;
-    }
-
-    if (cpu->cc->tcg_ops->adjust_watchpoint_address) {
-        /* this is currently used only by ARM BE32 */
-        addr = cpu->cc->tcg_ops->adjust_watchpoint_address(cpu, addr, len);
-    }
-
-    assert((flags & ~BP_MEM_ACCESS) == 0);
-    QTAILQ_FOREACH(wp, &cpu->watchpoints, entry) {
-        int hit_flags = wp->flags & flags;
-
-        if (hit_flags && watchpoint_address_matches(wp, addr, len)) {
-            if (replay_running_debug()) {
-                /*
-                 * replay_breakpoint reads icount.
-                 * Force recompile to succeed, because icount may
-                 * be read only at the end of the block.
-                 */
-                if (!cpu->neg.can_do_io) {
-                    /* Force execution of one insn next time.  */
-                    cpu->cflags_next_tb = 1 | CF_NOIRQ | curr_cflags(cpu);
-                    cpu_loop_exit_restore(cpu, ra);
-                }
-                /*
-                 * Don't process the watchpoints when we are
-                 * in a reverse debugging operation.
-                 */
-                replay_breakpoint();
-                return;
-            }
-
-            wp->flags |= hit_flags << BP_HIT_SHIFT;
-            wp->hitaddr = MAX(addr, wp->vaddr);
-            wp->hitattrs = attrs;
-
-            if (wp->flags & BP_CPU
-                && cpu->cc->tcg_ops->debug_check_watchpoint
-                && !cpu->cc->tcg_ops->debug_check_watchpoint(cpu, wp)) {
-                wp->flags &= ~BP_WATCHPOINT_HIT;
-                continue;
-            }
-            cpu->watchpoint_hit = wp;
-
-            mmap_lock();
-            /* This call also restores vCPU state */
-            tb_check_watchpoint(cpu, ra);
-            if (wp->flags & BP_STOP_BEFORE_ACCESS) {
-                cpu->exception_index = EXCP_DEBUG;
-                mmap_unlock();
-                cpu_loop_exit(cpu);
-            } else {
-                /* Force execution of one insn next time.  */
-                cpu->cflags_next_tb = 1 | CF_NOIRQ | curr_cflags(cpu);
-                mmap_unlock();
-                cpu_loop_exit_noexc(cpu);
-            }
-        } else {
-            wp->flags &= ~BP_WATCHPOINT_HIT;
-        }
-    }
-}
--- a/accel/xen/xen-all.c
+++ b/accel/xen/xen-all.c
@@ -15,13 +15,11 @@
 #include "hw/xen/xen_native.h"
 #include "hw/xen/xen-legacy-backend.h"
 #include "hw/xen/xen_pt.h"
-#include "hw/xen/xen_igd.h"
 #include "chardev/char.h"
 #include "qemu/accel.h"
-#include "system/accel-ops.h"
-#include "system/cpus.h"
-#include "system/xen.h"
-#include "system/runstate.h"
+#include "sysemu/cpus.h"
+#include "sysemu/xen.h"
+#include "sysemu/runstate.h"
 #include "migration/misc.h"
 #include "migration/global_state.h"
 #include "hw/boards.h"
--- a/audio/audio-hmp-cmds.c
+++ b/audio/audio-hmp-cmds.c
@@ -27,7 +27,7 @@
 #include "monitor/hmp.h"
 #include "monitor/monitor.h"
 #include "qapi/error.h"
-#include "qobject/qdict.h"
+#include "qapi/qmp/qdict.h"

 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;

--- a/audio/audio.c
+++ b/audio/audio.c
@@ -32,15 +32,15 @@
 #include "qapi/qobject-input-visitor.h"
 #include "qapi/qapi-visit-audio.h"
 #include "qapi/qapi-commands-audio.h"
-#include "qobject/qdict.h"
+#include "qapi/qmp/qdict.h"
 #include "qemu/cutils.h"
 #include "qemu/error-report.h"
 #include "qemu/log.h"
 #include "qemu/module.h"
 #include "qemu/help_option.h"
-#include "system/system.h"
-#include "system/replay.h"
-#include "system/runstate.h"
+#include "sysemu/sysemu.h"
+#include "sysemu/replay.h"
+#include "sysemu/runstate.h"
 #include "ui/qemu-spice.h"
 #include "trace.h"

@@ -1683,7 +1683,7 @@ static const VMStateDescription vmstate_audio = {
    .version_id = 1,
    .minimum_version_id = 1,
    .needed = vmstate_audio_needed,
-    .fields = (const VMStateField[]) {
+    .fields = (VMStateField[]) {
        VMSTATE_END_OF_LIST()
    }
 };
@@ -1744,7 +1744,7 @@ static AudioState *audio_init(Audiodev *dev, Error **errp)
        if (driver) {
            done = !audio_driver_init(s, driver, dev, errp);
        } else {
-            error_setg(errp, "Unknown audio driver `%s'", drvname);
+            error_setg(errp, "Unknown audio driver `%s'\n", drvname);
        }
        if (!done) {
            goto out;
@@ -1758,15 +1758,12 @@ static AudioState *audio_init(Audiodev *dev, Error **errp)
                goto out;
            }
            s->dev = dev = e->dev;
-            QSIMPLEQ_REMOVE_HEAD(&default_audiodevs, next);
-            g_free(e);
            drvname = AudiodevDriver_str(dev->driver);
            driver = audio_driver_lookup(drvname);
            if (!audio_driver_init(s, driver, dev, NULL)) {
                break;
            }
-            qapi_free_Audiodev(dev);
-            s->dev = NULL;
+            QSIMPLEQ_REMOVE_HEAD(&default_audiodevs, next);
        }
    }

--- a/audio/coreaudio.m
+++ b/audio/coreaudio.m
@@ -44,6 +44,11 @@ typedef struct coreaudioVoiceOut {
    bool enabled;
 } coreaudioVoiceOut;

+#if !defined(MAC_OS_VERSION_12_0) \
+    || (MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_VERSION_12_0)
+#define kAudioObjectPropertyElementMain kAudioObjectPropertyElementMaster
+#endif
+
 static const AudioObjectPropertyAddress voice_addr = {
    kAudioHardwarePropertyDefaultOutputDevice,
    kAudioObjectPropertyScopeGlobal,
@@ -294,7 +299,7 @@ COREAUDIO_WRAPPER_FUNC(write, size_t, (HWVoiceOut *hw, void *buf, size_t size),
 #undef COREAUDIO_WRAPPER_FUNC

 /*
- * callback to feed audiooutput buffer. called without BQL.
+ * callback to feed audiooutput buffer. called without iothread lock.
 * allowed to lock "buf_mutex", but disallowed to have any other locks.
 */
 static OSStatus audioDeviceIOProc(
@@ -533,7 +538,7 @@ static void update_device_playback_state(coreaudioVoiceOut *core)
    }
 }

-/* called without BQL. */
+/* called without iothread lock. */
 static OSStatus handle_voice_change(
    AudioObjectID in_object_id,
    UInt32 in_number_addresses,
@@ -542,7 +547,7 @@ static OSStatus handle_voice_change(
 {
    coreaudioVoiceOut *core = in_client_data;

-    bql_lock();
+    qemu_mutex_lock_iothread();

    if (core->outputDeviceID) {
        fini_out_device(core);
@@ -552,7 +557,7 @@ static OSStatus handle_voice_change(
        update_device_playback_state(core);
    }

-    bql_unlock();
+    qemu_mutex_unlock_iothread();
    return 0;
 }

--- a/audio/dbusaudio.c
+++ b/audio/dbusaudio.c
@@ -43,10 +43,9 @@

 #define DBUS_DISPLAY1_AUDIO_PATH DBUS_DISPLAY1_ROOT "/Audio"

-#define DBUS_DEFAULT_AUDIO_NSAMPLES 480
+#define DBUS_AUDIO_NSAMPLES 1024 /* could be configured? */

 typedef struct DBusAudio {
-    Audiodev *dev;
    GDBusObjectManagerServer *server;
    bool p2p;
    GDBusObjectSkeleton *audio;
@@ -106,7 +105,7 @@ static size_t dbus_put_buffer_out(HWVoiceOut *hw, void *buf, size_t size)
    assert(buf == vo->buf + vo->buf_pos && vo->buf_pos + size <= vo->buf_size);
    vo->buf_pos += size;

-    trace_dbus_audio_put_buffer_out(vo->buf_pos, vo->buf_size);
+    trace_dbus_audio_put_buffer_out(size);

    if (vo->buf_pos < vo->buf_size) {
        return size;
@@ -152,18 +151,6 @@ dbus_init_out_listener(QemuDBusDisplay1AudioOutListener *listener,
        G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
 }

-static guint
-dbus_audio_get_nsamples(DBusAudio *da)
-{
-    AudiodevDBusOptions *opts = &da->dev->u.dbus;
-
-    if (opts->has_nsamples && opts->nsamples) {
-        return opts->nsamples;
-    } else {
-        return DBUS_DEFAULT_AUDIO_NSAMPLES;
-    }
-}
-
 static int
 dbus_init_out(HWVoiceOut *hw, struct audsettings *as, void *drv_opaque)
 {
@@ -173,7 +160,7 @@ dbus_init_out(HWVoiceOut *hw, struct audsettings *as, void *drv_opaque)
    QemuDBusDisplay1AudioOutListener *listener = NULL;

    audio_pcm_init_info(&hw->info, as);
-    hw->samples = dbus_audio_get_nsamples(da);
+    hw->samples = DBUS_AUDIO_NSAMPLES;
    audio_rate_start(&vo->rate);

    g_hash_table_iter_init(&iter, da->out_listeners);
@@ -287,7 +274,7 @@ dbus_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
    QemuDBusDisplay1AudioInListener *listener = NULL;

    audio_pcm_init_info(&hw->info, as);
-    hw->samples = dbus_audio_get_nsamples(da);
+    hw->samples = DBUS_AUDIO_NSAMPLES;
    audio_rate_start(&vo->rate);

    g_hash_table_iter_init(&iter, da->in_listeners);
@@ -412,7 +399,6 @@ dbus_audio_init(Audiodev *dev, Error **errp)
 {
    DBusAudio *da = g_new0(DBusAudio, 1);

-    da->dev = dev;
    da->out_listeners = g_hash_table_new_full(g_str_hash, g_str_equal,
                                                g_free, g_object_unref);
    da->in_listeners = g_hash_table_new_full(g_str_hash, g_str_equal,
@@ -538,17 +524,11 @@ dbus_audio_register_listener(AudioState *s,
            );
    }

-    GDBusConnectionFlags flags =
-        G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_SERVER;
-#ifdef WIN32
-    flags |= G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_ALLOW_ANONYMOUS;
-#endif
-
    listener_conn =
        g_dbus_connection_new_sync(
            G_IO_STREAM(socket_conn),
            guid,
-            flags,
+            G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_SERVER,
            NULL, NULL, &err);
    if (err) {
        error_report("Failed to setup peer connection: %s", err->message);
@@ -666,7 +646,6 @@ dbus_audio_set_server(AudioState *s, GDBusObjectManagerServer *server, bool p2p)
                     "swapped-signal::handle-register-out-listener",
                     dbus_audio_register_out_listener, s,
                     NULL);
-    qemu_dbus_display1_audio_set_nsamples(da->iface, dbus_audio_get_nsamples(da));

    g_dbus_object_skeleton_add_interface(G_DBUS_OBJECT_SKELETON(da->audio),
                                         G_DBUS_INTERFACE_SKELETON(da->iface));
--- a/audio/meson.build
+++ b/audio/meson.build
@@ -30,8 +30,7 @@ endforeach

 if dbus_display
    module_ss = ss.source_set()
-    module_ss.add(when: [gio, pixman],
-                  if_true: [dbus_display1, files('dbusaudio.c')])
+    module_ss.add(when: [gio, pixman], if_true: files('dbusaudio.c'))
    audio_modules += {'dbus': module_ss}
 endif

--- a/audio/pwaudio.c
+++ b/audio/pwaudio.c
@@ -11,6 +11,7 @@
 #include "qemu/osdep.h"
 #include "qemu/module.h"
 #include "audio.h"
+#include <errno.h>
 #include "qemu/error-report.h"
 #include "qapi/error.h"
 #include <spa/param/audio/format-utils.h>
@@ -769,15 +770,13 @@ qpw_audio_init(Audiodev *dev, Error **errp)
    pw->core = pw_context_connect(pw->context, NULL, 0);
    if (pw->core == NULL) {
        pw_thread_loop_unlock(pw->thread_loop);
-        error_setg_errno(errp, errno, "Failed to connect to PipeWire instance");
-        goto fail;
+        goto fail_error;
    }

    if (pw_core_add_listener(pw->core, &pw->core_listener,
                             &core_events, pw) < 0) {
        pw_thread_loop_unlock(pw->thread_loop);
-        error_setg(errp, "Failed to add PipeWire listener");
-        goto fail;
+        goto fail_error;
    }
    if (wait_resync(pw) < 0) {
        pw_thread_loop_unlock(pw->thread_loop);
@@ -787,6 +786,8 @@ qpw_audio_init(Audiodev *dev, Error **errp)

    return g_steal_pointer(&pw);

+fail_error:
+    error_setg(errp, "Failed to initialize PW context");
 fail:
    if (pw->thread_loop) {
        pw_thread_loop_stop(pw->thread_loop);
--- a/audio/trace-events
+++ b/audio/trace-events
@@ -15,7 +15,7 @@ oss_version(int version) "OSS version = 0x%x"

 # dbusaudio.c
 dbus_audio_register(const char *s, const char *dir) "sender = %s, dir = %s"
-dbus_audio_put_buffer_out(size_t pos, size_t size) "buf_pos = %zu, buf_size = %zu"
+dbus_audio_put_buffer_out(size_t len) "len = %zu"
 dbus_audio_read(size_t len) "len = %zu"

 # pwaudio.c
--- a/authz/listfile.c
+++ b/authz/listfile.c
@@ -28,8 +28,8 @@
 #include "qemu/filemonitor.h"
 #include "qom/object_interfaces.h"
 #include "qapi/qapi-visit-authz.h"
-#include "qobject/qjson.h"
-#include "qobject/qobject.h"
+#include "qapi/qmp/qjson.h"
+#include "qapi/qmp/qobject.h"
 #include "qapi/qobject-input-visitor.h"


--- a/Show More
+++ b/Show More
@@ -1 +1 @@
 .2.92
 .1.50