125 lines
4.9 KiB
Diff
125 lines
4.9 KiB
Diff
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# HG changeset patch
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# User Wolfgang Rosenauer <wr@rosenauer.org>
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# Parent 9959fe2a13a39cbeb98ca1bef2e21caba16717bd
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Index: firefox-115.0/build/moz.configure/lto-pgo.configure
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===================================================================
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--- firefox-115.0.orig/build/moz.configure/lto-pgo.configure
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+++ firefox-115.0/build/moz.configure/lto-pgo.configure
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@@ -251,8 +251,8 @@ def lto(
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cflags.append("-flto")
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ldflags.append("-flto")
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else:
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- cflags.append("-flto=thin")
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- ldflags.append("-flto=thin")
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+ cflags.append("-flto")
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+ ldflags.append("-flto")
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if target.os == "Android" and "cross" in values:
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# Work around https://github.com/rust-lang/rust/issues/90088
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@@ -268,7 +268,7 @@ def lto(
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if "full" in values:
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cflags.append("-flto")
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else:
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- cflags.append("-flto=thin")
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+ cflags.append("-flto")
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# With clang-cl, -flto can only be used with -c or -fuse-ld=lld.
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# AC_TRY_LINKs during configure don't have -c, so pass -fuse-ld=lld.
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cflags.append("-fuse-ld=lld")
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Index: firefox-115.0/build/pgo/profileserver.py
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===================================================================
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--- firefox-115.0.orig/build/pgo/profileserver.py
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+++ firefox-115.0/build/pgo/profileserver.py
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@@ -11,7 +11,7 @@ import subprocess
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import sys
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import mozcrash
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-from mozbuild.base import BinaryNotFoundException, MozbuildObject
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+from mozbuild.base import BinaryNotFoundException, MozbuildObject, BuildEnvironmentNotFoundException
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from mozfile import TemporaryDirectory
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from mozhttpd import MozHttpd
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from mozprofile import FirefoxProfile, Preferences
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@@ -87,9 +87,22 @@ if __name__ == "__main__":
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locations = ServerLocations()
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locations.add_host(host="127.0.0.1", port=PORT, options="primary,privileged")
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- old_profraw_files = glob.glob("*.profraw")
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- for f in old_profraw_files:
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- os.remove(f)
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+ using_gcc = False
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+ try:
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+ if build.config_environment.substs.get('CC_TYPE') == 'gcc':
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+ using_gcc = True
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+ except BuildEnvironmentNotFoundException:
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+ pass
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+
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+ if using_gcc:
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+ for dirpath, _, filenames in os.walk('.'):
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+ for f in filenames:
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+ if f.endswith('.gcda'):
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+ os.remove(os.path.join(dirpath, f))
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+ else:
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+ old_profraw_files = glob.glob('*.profraw')
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+ for f in old_profraw_files:
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+ os.remove(f)
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with TemporaryDirectory() as profilePath:
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# TODO: refactor this into mozprofile
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@@ -213,6 +226,10 @@ if __name__ == "__main__":
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print("Firefox exited successfully, but produced a crashreport")
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sys.exit(1)
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+ print('Copying profile data....')
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+ os.system('pwd');
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+ os.system('tar cf profdata.tar.gz `find . -name "*.gcda"`; cd ..; tar xf instrumented/profdata.tar.gz;');
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+
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llvm_profdata = env.get("LLVM_PROFDATA")
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if llvm_profdata:
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profraw_files = glob.glob("*.profraw")
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Index: firefox-115.0/build/unix/mozconfig.unix
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===================================================================
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--- firefox-115.0.orig/build/unix/mozconfig.unix
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+++ firefox-115.0/build/unix/mozconfig.unix
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@@ -4,6 +4,15 @@ if [ -n "$FORCE_GCC" ]; then
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CC="$MOZ_FETCHES_DIR/gcc/bin/gcc"
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CXX="$MOZ_FETCHES_DIR/gcc/bin/g++"
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+ if [ -n "$MOZ_PGO" ]; then
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+ if [ -z "$USE_ARTIFACT" ]; then
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+ ac_add_options --enable-lto
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+ fi
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+ export AR="$topsrcdir/gcc/bin/gcc-ar"
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+ export NM="$topsrcdir/gcc/bin/gcc-nm"
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+ export RANLIB="$topsrcdir/gcc/bin/gcc-ranlib"
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+ fi
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+
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# We want to make sure we use binutils and other binaries in the tooltool
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# package.
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mk_add_options "export PATH=$MOZ_FETCHES_DIR/gcc/bin:$MOZ_FETCHES_DIR/binutils/bin:$PATH"
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Index: firefox-115.0/extensions/spellcheck/src/moz.build
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===================================================================
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--- firefox-115.0.orig/extensions/spellcheck/src/moz.build
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+++ firefox-115.0/extensions/spellcheck/src/moz.build
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@@ -28,3 +28,5 @@ EXPORTS.mozilla += [
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"mozInlineSpellChecker.h",
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"mozSpellChecker.h",
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]
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+
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+CXXFLAGS += ['-fno-devirtualize']
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Index: firefox-115.0/toolkit/components/terminator/nsTerminator.cpp
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===================================================================
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--- firefox-115.0.orig/toolkit/components/terminator/nsTerminator.cpp
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+++ firefox-115.0/toolkit/components/terminator/nsTerminator.cpp
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@@ -460,6 +460,11 @@ void nsTerminator::StartWatchdog() {
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}
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#endif
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+ // Disable watchdog for PGO train builds - writting profile information at
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+ // exit may take time and it is better to make build hang rather than
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+ // silently produce poorly performing binary.
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+ crashAfterMS = INT32_MAX;
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+
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UniquePtr<Options> options(new Options());
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// crashAfterTicks is guaranteed to be > 0 as
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// crashAfterMS >= ADDITIONAL_WAIT_BEFORE_CRASH_MS >> HEARTBEAT_INTERVAL_MS
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