forked from pool/glibc
Accepting request 590321 from home:Andreas_Schwab:Factory
- pkey-get-reserved-name.patch: Linux: use reserved name __key in pkey_get (BZ #22797) - aarch64-sys-ptrace-update.patch: linux/aarch64: sync sys/ptrace.h with Linux 4.15 (BZ #22433) - powerpc-sys-ptrace-undefine-macros.patch: powerpc: Undefine Linux ptrace macros that conflict with __ptrace_request - powerpc-sys-ptrace-update.patch: linux/powerpc: sync sys/ptrace.h with Linux 4.15 (BZ #22433, BZ #22807) - netgroup-cache-keys.patch: Fix netgroup cache keys (BZ #22342) - i386-sigaction-sa-restorer.patch: i386: Fix i386 sigaction sa_restorer initialization (BZ #21269) - riscv-tls-init.patch: RISC-V: Do not initialize $gp in TLS macros - riscv-fmax-fmin-nan.patch: RISC-V: fmax/fmin: Handle signalling NaNs correctly (BZ #22884) OBS-URL: https://build.opensuse.org/request/show/590321 OBS-URL: https://build.opensuse.org/package/show/Base:System/glibc?expand=0&rev=499
This commit is contained in:
Git OBS Bridge
parent
8d7ff96d83
commit
ef65d0fef2
30
aarch64-sys-ptrace-update.patch
Normal file
30
aarch64-sys-ptrace-update.patch
Normal file
@ -0,0 +1,30 @@
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2018-02-10 Dmitry V. Levin <ldv@altlinux.org>
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[BZ #22433]
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* sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h (__ptrace_request):
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Remove arm-specific PTRACE_GET_THREAD_AREA, PTRACE_GETHBPREGS,
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and PTRACE_SETHBPREGS.
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Index: glibc-2.27/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h
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===================================================================
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--- glibc-2.27.orig/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h
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+++ glibc-2.27/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h
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@@ -78,18 +78,10 @@ enum __ptrace_request
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PTRACE_DETACH = 17,
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#define PT_DETACH PTRACE_DETACH
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- PTRACE_GET_THREAD_AREA = 22,
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-
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/* Continue and stop at the next entry to or return from syscall. */
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PTRACE_SYSCALL = 24,
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#define PT_SYSCALL PTRACE_SYSCALL
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- /* Get all hardware breakpoint registers. */
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- PTRACE_GETHBPREGS = 29,
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-
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- /* Set all hardware breakpoint registers. */
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- PTRACE_SETHBPREGS = 30,
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-
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/* Set ptrace filter options. */
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PTRACE_SETOPTIONS = 0x4200,
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#define PT_SETOPTIONS PTRACE_SETOPTIONS
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@ -1,3 +1,21 @@
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-------------------------------------------------------------------
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Thu Mar 22 09:48:53 UTC 2018 - schwab@suse.de
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- pkey-get-reserved-name.patch: Linux: use reserved name __key in pkey_get
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(BZ #22797)
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- aarch64-sys-ptrace-update.patch: linux/aarch64: sync sys/ptrace.h with
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Linux 4.15 (BZ #22433)
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- powerpc-sys-ptrace-undefine-macros.patch: powerpc: Undefine Linux ptrace
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macros that conflict with __ptrace_request
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- powerpc-sys-ptrace-update.patch: linux/powerpc: sync sys/ptrace.h with
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Linux 4.15 (BZ #22433, BZ #22807)
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- netgroup-cache-keys.patch: Fix netgroup cache keys (BZ #22342)
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- i386-sigaction-sa-restorer.patch: i386: Fix i386 sigaction sa_restorer
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initialization (BZ #21269)
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- riscv-tls-init.patch: RISC-V: Do not initialize $gp in TLS macros
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- riscv-fmax-fmin-nan.patch: RISC-V: fmax/fmin: Handle signalling NaNs
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correctly (BZ #22884)
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-------------------------------------------------------------------
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-------------------------------------------------------------------
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Wed Mar 7 09:14:55 UTC 2018 - schwab@suse.de
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Wed Mar 7 09:14:55 UTC 2018 - schwab@suse.de
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24
glibc.spec
24
glibc.spec
@ -284,6 +284,22 @@ Patch306: glibc-fix-double-loopback.diff
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Patch1000: riscv-readelflib.patch
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Patch1000: riscv-readelflib.patch
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# PATCH-FIX-UPSTREAM Fix multiple definitions of __nss_*_database (BZ #22918)
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# PATCH-FIX-UPSTREAM Fix multiple definitions of __nss_*_database (BZ #22918)
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Patch1001: nss-database-multiple-dfn.patch
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Patch1001: nss-database-multiple-dfn.patch
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# PATCH-FIX-UPSTREAM Linux: use reserved name __key in pkey_get (BZ #22797)
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Patch1002: pkey-get-reserved-name.patch
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# PATCH-FIX-UPSTREAM linux/aarch64: sync sys/ptrace.h with Linux 4.15 (BZ #22433)
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Patch1003: aarch64-sys-ptrace-update.patch
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# PATCH-FIX-UPSTREAM powerpc: Undefine Linux ptrace macros that conflict with __ptrace_request
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Patch1004: powerpc-sys-ptrace-undefine-macros.patch
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# PATCH-FIX-UPSTREAM linux/powerpc: sync sys/ptrace.h with Linux 4.15 (BZ #22433, BZ #22807)
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Patch1005: powerpc-sys-ptrace-update.patch
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# PATCH-FIX-UPSTREAM Fix netgroup cache keys (BZ #22342)
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Patch1006: netgroup-cache-keys.patch
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# PATCH-FIX-UPSTREAM i386: Fix i386 sigaction sa_restorer initialization (BZ #21269)
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Patch1007: i386-sigaction-sa-restorer.patch
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# PATCH-FIX-UPSTREAM RISC-V: Do not initialize $gp in TLS macros
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Patch1008: riscv-tls-init.patch
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# PATCH-FIX-UPSTREAM RISC-V: fmax/fmin: Handle signalling NaNs correctly (BZ #22884)
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Patch1009: riscv-fmax-fmin-nan.patch
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###
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###
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# Patches awaiting upstream approval
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# Patches awaiting upstream approval
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@ -495,6 +511,14 @@ mv crypt_blowfish-%crypt_bf_version/*.[chS] crypt/
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%patch1000 -p1
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%patch1000 -p1
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%patch1001 -p1
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%patch1001 -p1
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%patch1002 -p1
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%patch1003 -p1
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%patch1004 -p1
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%patch1005 -p1
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%patch1006 -p1
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%patch1007 -p1
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%patch1008 -p1
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%patch1009 -p1
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%patch2000 -p1
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%patch2000 -p1
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%patch2004 -p1
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%patch2004 -p1
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281
i386-sigaction-sa-restorer.patch
Normal file
281
i386-sigaction-sa-restorer.patch
Normal file
@ -0,0 +1,281 @@
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2018-03-03 Adhemerval Zanella <adhemerval.zanella@linaro.org>
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[BZ #21269]
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* sysdeps/unix/sysv/linux/i386/Makefile (tests): Add tst-bz21269.
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* sysdeps/unix/sysv/linux/i386/sigaction.c (SET_SA_RESTORER): Clear
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sa_restorer for vDSO case.
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* sysdeps/unix/sysv/linux/i386/tst-bz21269.c: New file.
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Index: glibc-2.27/sysdeps/unix/sysv/linux/i386/Makefile
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===================================================================
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--- glibc-2.27.orig/sysdeps/unix/sysv/linux/i386/Makefile
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+++ glibc-2.27/sysdeps/unix/sysv/linux/i386/Makefile
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@@ -3,6 +3,9 @@ default-abi := 32
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ifeq ($(subdir),misc)
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sysdep_routines += ioperm iopl vm86
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+
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+tests += tst-bz21269
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+$(objpfx)tst-bz21269: $(shared-thread-library)
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endif
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ifeq ($(subdir),elf)
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Index: glibc-2.27/sysdeps/unix/sysv/linux/i386/sigaction.c
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===================================================================
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--- glibc-2.27.orig/sysdeps/unix/sysv/linux/i386/sigaction.c
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+++ glibc-2.27/sysdeps/unix/sysv/linux/i386/sigaction.c
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@@ -42,7 +42,6 @@ extern void restore_rt (void) asm ("__re
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#endif
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extern void restore (void) asm ("__restore") attribute_hidden;
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-
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/* If ACT is not NULL, change the action for SIG to *ACT.
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If OACT is not NULL, put the old action for SIG in *OACT. */
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int
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@@ -65,6 +64,8 @@ __libc_sigaction (int sig, const struct
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kact.sa_restorer = ((act->sa_flags & SA_SIGINFO)
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? &restore_rt : &restore);
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}
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+ else
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+ kact.sa_restorer = NULL;
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}
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/* XXX The size argument hopefully will have to be changed to the
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Index: glibc-2.27/sysdeps/unix/sysv/linux/i386/tst-bz21269.c
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===================================================================
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--- /dev/null
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+++ glibc-2.27/sysdeps/unix/sysv/linux/i386/tst-bz21269.c
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@@ -0,0 +1,233 @@
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+/* Test for i386 sigaction sa_restorer handling (BZ#21269)
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+ Copyright (C) 2017 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, see
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+ <http://www.gnu.org/licenses/>. */
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+
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+/* This is based on Linux test tools/testing/selftests/x86/ldt_gdt.c,
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+ more specifically in do_multicpu_tests function. The main changes
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+ are:
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+
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+ - C11 atomics instead of plain access.
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+ - Remove x86_64 support which simplifies the syscall handling
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+ and fallbacks.
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+ - Replicate only the test required to trigger the issue for the
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+ BZ#21269. */
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+
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+#include <stdatomic.h>
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+
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+#include <asm/ldt.h>
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+#include <linux/futex.h>
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+
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+#include <setjmp.h>
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+#include <signal.h>
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+#include <errno.h>
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+#include <sys/syscall.h>
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+#include <sys/mman.h>
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+
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+#include <support/xunistd.h>
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+#include <support/check.h>
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+#include <support/xthread.h>
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+
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+static int
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+xset_thread_area (struct user_desc *u_info)
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+{
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+ long ret = syscall (SYS_set_thread_area, u_info);
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+ TEST_VERIFY_EXIT (ret == 0);
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+ return ret;
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+}
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+
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+static void
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+xmodify_ldt (int func, const void *ptr, unsigned long bytecount)
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+{
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+ TEST_VERIFY_EXIT (syscall (SYS_modify_ldt, 1, ptr, bytecount) == 0);
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+}
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+
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+static int
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+futex (int *uaddr, int futex_op, int val, void *timeout, int *uaddr2,
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+ int val3)
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+{
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+ return syscall (SYS_futex, uaddr, futex_op, val, timeout, uaddr2, val3);
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+}
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+
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+static void
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+xsethandler (int sig, void (*handler)(int, siginfo_t *, void *), int flags)
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+{
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+ struct sigaction sa = { 0 };
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+ sa.sa_sigaction = handler;
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+ sa.sa_flags = SA_SIGINFO | flags;
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+ TEST_VERIFY_EXIT (sigemptyset (&sa.sa_mask) == 0);
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+ TEST_VERIFY_EXIT (sigaction (sig, &sa, 0) == 0);
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+}
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+
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+static jmp_buf jmpbuf;
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+
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+static void
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+sigsegv_handler (int sig, siginfo_t *info, void *ctx_void)
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+{
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+ siglongjmp (jmpbuf, 1);
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+}
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+
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+/* Points to an array of 1024 ints, each holding its own index. */
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+static const unsigned int *counter_page;
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+static struct user_desc *low_user_desc;
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+static struct user_desc *low_user_desc_clear; /* Used to delete GDT entry. */
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+static int gdt_entry_num;
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+
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+static void
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+setup_counter_page (void)
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+{
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+ long page_size = sysconf (_SC_PAGE_SIZE);
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+ TEST_VERIFY_EXIT (page_size > 0);
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+ unsigned int *page = xmmap (NULL, page_size, PROT_READ | PROT_WRITE,
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+ MAP_ANONYMOUS | MAP_PRIVATE | MAP_32BIT, -1);
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+ for (int i = 0; i < (page_size / sizeof (unsigned int)); i++)
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+ page[i] = i;
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+ counter_page = page;
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+}
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+
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+static void
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+setup_low_user_desc (void)
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+{
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+ low_user_desc = xmmap (NULL, 2 * sizeof (struct user_desc),
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+ PROT_READ | PROT_WRITE,
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+ MAP_ANONYMOUS | MAP_PRIVATE | MAP_32BIT, -1);
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+
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+ low_user_desc->entry_number = -1;
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+ low_user_desc->base_addr = (unsigned long) &counter_page[1];
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+ low_user_desc->limit = 0xffff;
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+ low_user_desc->seg_32bit = 1;
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+ low_user_desc->contents = 0;
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+ low_user_desc->read_exec_only = 0;
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+ low_user_desc->limit_in_pages = 1;
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+ low_user_desc->seg_not_present = 0;
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+ low_user_desc->useable = 0;
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+
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+ xset_thread_area (low_user_desc);
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+
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+ low_user_desc_clear = low_user_desc + 1;
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+ low_user_desc_clear->entry_number = gdt_entry_num;
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+ low_user_desc_clear->read_exec_only = 1;
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+ low_user_desc_clear->seg_not_present = 1;
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+}
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+
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+/* Possible values of futex:
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+ 0: thread is idle.
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+ 1: thread armed.
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+ 2: thread should clear LDT entry 0.
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+ 3: thread should exit. */
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+static atomic_uint ftx;
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+
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+static void *
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+threadproc (void *ctx)
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|
+{
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|
+ while (1)
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|
+ {
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+ futex ((int *) &ftx, FUTEX_WAIT, 1, NULL, NULL, 0);
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|
+ while (atomic_load (&ftx) != 2)
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|
+ {
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|
+ if (atomic_load (&ftx) >= 3)
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+ return NULL;
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||||||
|
+ }
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+
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|
+ /* clear LDT entry 0. */
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+ const struct user_desc desc = { 0 };
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+ xmodify_ldt (1, &desc, sizeof (desc));
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+
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+ /* If ftx == 2, set it to zero, If ftx == 100, quit. */
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|
+ if (atomic_fetch_add (&ftx, -2) != 2)
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|
+ return NULL;
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||||||
|
+ }
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||||||
|
+}
|
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|
+
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||||||
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+
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||||||
|
+/* As described in testcase, for historical reasons x86_32 Linux (and compat
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||||||
|
+ on x86_64) interprets SA_RESTORER clear with nonzero sa_restorer as a
|
||||||
|
+ request for stack switching if the SS segment is 'funny' (this is default
|
||||||
|
+ scenario for vDSO system). This means that anything that tries to mix
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|
+ signal handling with segmentation should explicit clear the sa_restorer.
|
||||||
|
+
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||||||
|
+ This testcase check if sigaction in fact does it by changing the local
|
||||||
|
+ descriptor table (LDT) through the modify_ldt syscall and triggering
|
||||||
|
+ a synchronous segfault on iret fault by trying to install an invalid
|
||||||
|
+ segment. With a correct zeroed sa_restorer it should not trigger an
|
||||||
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+ 'real' SEGSEGV and allows the siglongjmp in signal handler. */
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||||||
|
+
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||||||
|
+static int
|
||||||
|
+do_test (void)
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||||||
|
+{
|
||||||
|
+ setup_counter_page ();
|
||||||
|
+ setup_low_user_desc ();
|
||||||
|
+
|
||||||
|
+ pthread_t thread;
|
||||||
|
+ unsigned short orig_ss;
|
||||||
|
+
|
||||||
|
+ xsethandler (SIGSEGV, sigsegv_handler, 0);
|
||||||
|
+ /* 32-bit kernels send SIGILL instead of SIGSEGV on IRET faults. */
|
||||||
|
+ xsethandler (SIGILL, sigsegv_handler, 0);
|
||||||
|
+
|
||||||
|
+ thread = xpthread_create (0, threadproc, 0);
|
||||||
|
+
|
||||||
|
+ asm volatile ("mov %%ss, %0" : "=rm" (orig_ss));
|
||||||
|
+
|
||||||
|
+ for (int i = 0; i < 5; i++)
|
||||||
|
+ {
|
||||||
|
+ if (sigsetjmp (jmpbuf, 1) != 0)
|
||||||
|
+ continue;
|
||||||
|
+
|
||||||
|
+ /* Make sure the thread is ready after the last test. */
|
||||||
|
+ while (atomic_load (&ftx) != 0)
|
||||||
|
+ ;
|
||||||
|
+
|
||||||
|
+ struct user_desc desc = {
|
||||||
|
+ .entry_number = 0,
|
||||||
|
+ .base_addr = 0,
|
||||||
|
+ .limit = 0xffff,
|
||||||
|
+ .seg_32bit = 1,
|
||||||
|
+ .contents = 0,
|
||||||
|
+ .read_exec_only = 0,
|
||||||
|
+ .limit_in_pages = 1,
|
||||||
|
+ .seg_not_present = 0,
|
||||||
|
+ .useable = 0
|
||||||
|
+ };
|
||||||
|
+
|
||||||
|
+ xmodify_ldt (0x11, &desc, sizeof (desc));
|
||||||
|
+
|
||||||
|
+ /* Arm the thread. */
|
||||||
|
+ ftx = 1;
|
||||||
|
+ futex ((int*) &ftx, FUTEX_WAKE, 0, NULL, NULL, 0);
|
||||||
|
+
|
||||||
|
+ asm volatile ("mov %0, %%ss" : : "r" (0x7));
|
||||||
|
+
|
||||||
|
+ /* Fire up thread modify_ldt call. */
|
||||||
|
+ atomic_store (&ftx, 2);
|
||||||
|
+
|
||||||
|
+ while (atomic_load (&ftx) != 0)
|
||||||
|
+ ;
|
||||||
|
+
|
||||||
|
+ /* On success, modify_ldt will segfault us synchronously and we will
|
||||||
|
+ escape via siglongjmp. */
|
||||||
|
+ support_record_failure ();
|
||||||
|
+ }
|
||||||
|
+
|
||||||
|
+ atomic_store (&ftx, 100);
|
||||||
|
+ futex ((int*) &ftx, FUTEX_WAKE, 0, NULL, NULL, 0);
|
||||||
|
+
|
||||||
|
+ xpthread_join (thread);
|
||||||
|
+
|
||||||
|
+ return 0;
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+#include <support/test-driver.c>
|
||||||
19
netgroup-cache-keys.patch
Normal file
19
netgroup-cache-keys.patch
Normal file
@ -0,0 +1,19 @@
|
|||||||
|
2018-03-01 DJ Delorie <dj@delorie.com>
|
||||||
|
|
||||||
|
[BZ #22342]
|
||||||
|
* nscd/netgroupcache.c (addinnetgrX): Include trailing NUL in
|
||||||
|
key value.
|
||||||
|
|
||||||
|
Index: glibc-2.27/nscd/netgroupcache.c
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/nscd/netgroupcache.c
|
||||||
|
+++ glibc-2.27/nscd/netgroupcache.c
|
||||||
|
@@ -480,7 +480,7 @@ addinnetgrX (struct database_dyn *db, in
|
||||||
|
{
|
||||||
|
const char *group = key;
|
||||||
|
key = (char *) rawmemchr (key, '\0') + 1;
|
||||||
|
- size_t group_len = key - group - 1;
|
||||||
|
+ size_t group_len = key - group;
|
||||||
|
const char *host = *key++ ? key : NULL;
|
||||||
|
if (host != NULL)
|
||||||
|
key = (char *) rawmemchr (key, '\0') + 1;
|
||||||
19
pkey-get-reserved-name.patch
Normal file
19
pkey-get-reserved-name.patch
Normal file
@ -0,0 +1,19 @@
|
|||||||
|
2018-02-07 Igor Gnatenko <ignatenko@redhat.com>
|
||||||
|
|
||||||
|
[BZ #22797]
|
||||||
|
* sysdeps/unix/sysv/linux/bits/mman-shared.h (pkey_get): Add
|
||||||
|
missing second underscore to parameter name.
|
||||||
|
|
||||||
|
Index: glibc-2.27/sysdeps/unix/sysv/linux/bits/mman-shared.h
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/sysdeps/unix/sysv/linux/bits/mman-shared.h
|
||||||
|
+++ glibc-2.27/sysdeps/unix/sysv/linux/bits/mman-shared.h
|
||||||
|
@@ -61,7 +61,7 @@ int pkey_set (int __key, unsigned int __
|
||||||
|
|
||||||
|
/* Return the access rights for the current thread for KEY, which must
|
||||||
|
have been allocated using pkey_alloc. */
|
||||||
|
-int pkey_get (int _key) __THROW;
|
||||||
|
+int pkey_get (int __key) __THROW;
|
||||||
|
|
||||||
|
/* Free an allocated protection key, which must have been allocated
|
||||||
|
using pkey_alloc. */
|
||||||
59
powerpc-sys-ptrace-undefine-macros.patch
Normal file
59
powerpc-sys-ptrace-undefine-macros.patch
Normal file
@ -0,0 +1,59 @@
|
|||||||
|
2018-02-26 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
|
||||||
|
|
||||||
|
* sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h: Undefine Linux
|
||||||
|
macros used in __ptrace_request.
|
||||||
|
|
||||||
|
Index: glibc-2.27/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
|
||||||
|
+++ glibc-2.27/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
|
||||||
|
@@ -24,6 +24,49 @@
|
||||||
|
|
||||||
|
__BEGIN_DECLS
|
||||||
|
|
||||||
|
+#if defined _LINUX_PTRACE_H || defined _ASM_POWERPC_PTRACE_H
|
||||||
|
+/* Do not let Linux headers macros interfere with enum __ptrace_request. */
|
||||||
|
+# undef PTRACE_ATTACH
|
||||||
|
+# undef PTRACE_CONT
|
||||||
|
+# undef PTRACE_DETACH
|
||||||
|
+# undef PTRACE_GET_DEBUGREG
|
||||||
|
+# undef PTRACE_GETEVENTMSG
|
||||||
|
+# undef PTRACE_GETEVRREGS
|
||||||
|
+# undef PTRACE_GETFPREGS
|
||||||
|
+# undef PTRACE_GETREGS
|
||||||
|
+# undef PTRACE_GETREGS64
|
||||||
|
+# undef PTRACE_GETREGSET
|
||||||
|
+# undef PTRACE_GETSIGINFO
|
||||||
|
+# undef PTRACE_GETSIGMASK
|
||||||
|
+# undef PTRACE_GETVRREGS
|
||||||
|
+# undef PTRACE_GETVSRREGS
|
||||||
|
+# undef PTRACE_INTERRUPT
|
||||||
|
+# undef PTRACE_KILL
|
||||||
|
+# undef PTRACE_LISTEN
|
||||||
|
+# undef PTRACE_PEEKDATA
|
||||||
|
+# undef PTRACE_PEEKSIGINFO
|
||||||
|
+# undef PTRACE_PEEKTEXT
|
||||||
|
+# undef PTRACE_POKEDATA
|
||||||
|
+# undef PTRACE_POKETEXT
|
||||||
|
+# undef PTRACE_SECCOMP_GET_FILTER
|
||||||
|
+# undef PTRACE_SEIZE
|
||||||
|
+# undef PTRACE_SET_DEBUGREG
|
||||||
|
+# undef PTRACE_SETEVRREGS
|
||||||
|
+# undef PTRACE_SETFPREGS
|
||||||
|
+# undef PTRACE_SETOPTIONS
|
||||||
|
+# undef PTRACE_SETREGS
|
||||||
|
+# undef PTRACE_SETREGS64
|
||||||
|
+# undef PTRACE_SETREGSET
|
||||||
|
+# undef PTRACE_SETSIGINFO
|
||||||
|
+# undef PTRACE_SETSIGMASK
|
||||||
|
+# undef PTRACE_SETVRREGS
|
||||||
|
+# undef PTRACE_SETVSRREGS
|
||||||
|
+# undef PTRACE_SINGLEBLOCK
|
||||||
|
+# undef PTRACE_SINGLESTEP
|
||||||
|
+# undef PTRACE_SYSCALL
|
||||||
|
+# undef PTRACE_TRACEME
|
||||||
|
+#endif
|
||||||
|
+
|
||||||
|
/* Type of the REQUEST argument to `ptrace.' */
|
||||||
|
enum __ptrace_request
|
||||||
|
{
|
||||||
95
powerpc-sys-ptrace-update.patch
Normal file
95
powerpc-sys-ptrace-update.patch
Normal file
@ -0,0 +1,95 @@
|
|||||||
|
2018-02-26 Dmitry V. Levin <ldv@altlinux.org>
|
||||||
|
|
||||||
|
[BZ #22433]
|
||||||
|
[BZ #22807]
|
||||||
|
* sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h (__ptrace_request): Add
|
||||||
|
PTRACE_GETREGS, PTRACE_SETREGS, PTRACE_GETFPREGS, PTRACE_SETFPREGS,
|
||||||
|
PTRACE_GETVRREGS, PTRACE_SETVRREGS, PTRACE_GETEVRREGS,
|
||||||
|
PTRACE_SETEVRREGS, PTRACE_GETREGS64, PTRACE_SETREGS64,
|
||||||
|
PTRACE_GET_DEBUGREG, PTRACE_SET_DEBUGREG, PTRACE_GETVSRREGS,
|
||||||
|
PTRACE_SETVSRREGS, and PTRACE_SINGLEBLOCK.
|
||||||
|
|
||||||
|
Index: glibc-2.27/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
|
||||||
|
+++ glibc-2.27/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
|
||||||
|
@@ -112,6 +112,22 @@ enum __ptrace_request
|
||||||
|
PTRACE_SINGLESTEP = 9,
|
||||||
|
#define PT_STEP PTRACE_SINGLESTEP
|
||||||
|
|
||||||
|
+ /* Get all general purpose registers used by a process. */
|
||||||
|
+ PTRACE_GETREGS = 12,
|
||||||
|
+#define PT_GETREGS PTRACE_GETREGS
|
||||||
|
+
|
||||||
|
+ /* Set all general purpose registers used by a process. */
|
||||||
|
+ PTRACE_SETREGS = 13,
|
||||||
|
+#define PT_SETREGS PTRACE_SETREGS
|
||||||
|
+
|
||||||
|
+ /* Get all floating point registers used by a process. */
|
||||||
|
+ PTRACE_GETFPREGS = 14,
|
||||||
|
+#define PT_GETFPREGS PTRACE_GETFPREGS
|
||||||
|
+
|
||||||
|
+ /* Set all floating point registers used by a process. */
|
||||||
|
+ PTRACE_SETFPREGS = 15,
|
||||||
|
+#define PT_SETFPREGS PTRACE_SETFPREGS
|
||||||
|
+
|
||||||
|
/* Attach to a process that is already running. */
|
||||||
|
PTRACE_ATTACH = 16,
|
||||||
|
#define PT_ATTACH PTRACE_ATTACH
|
||||||
|
@@ -120,10 +136,56 @@ enum __ptrace_request
|
||||||
|
PTRACE_DETACH = 17,
|
||||||
|
#define PT_DETACH PTRACE_DETACH
|
||||||
|
|
||||||
|
+ /* Get all altivec registers used by a process. */
|
||||||
|
+ PTRACE_GETVRREGS = 18,
|
||||||
|
+#define PT_GETVRREGS PTRACE_GETVRREGS
|
||||||
|
+
|
||||||
|
+ /* Set all altivec registers used by a process. */
|
||||||
|
+ PTRACE_SETVRREGS = 19,
|
||||||
|
+#define PT_SETVRREGS PTRACE_SETVRREGS
|
||||||
|
+
|
||||||
|
+ /* Get all SPE registers used by a process. */
|
||||||
|
+ PTRACE_GETEVRREGS = 20,
|
||||||
|
+#define PT_GETEVRREGS PTRACE_GETEVRREGS
|
||||||
|
+
|
||||||
|
+ /* Set all SPE registers used by a process. */
|
||||||
|
+ PTRACE_SETEVRREGS = 21,
|
||||||
|
+#define PT_SETEVRREGS PTRACE_SETEVRREGS
|
||||||
|
+
|
||||||
|
+ /* Same as PTRACE_GETREGS except a 32-bit process will obtain
|
||||||
|
+ the full 64-bit registers. Implemented by 64-bit kernels only. */
|
||||||
|
+ PTRACE_GETREGS64 = 22,
|
||||||
|
+#define PT_GETREGS64 PTRACE_GETREGS64
|
||||||
|
+
|
||||||
|
+ /* Same as PTRACE_SETREGS except a 32-bit process will set
|
||||||
|
+ the full 64-bit registers. Implemented by 64-bit kernels only. */
|
||||||
|
+ PTRACE_SETREGS64 = 23,
|
||||||
|
+#define PT_SETREGS64 PTRACE_SETREGS64
|
||||||
|
+
|
||||||
|
/* Continue and stop at the next entry to or return from syscall. */
|
||||||
|
PTRACE_SYSCALL = 24,
|
||||||
|
#define PT_SYSCALL PTRACE_SYSCALL
|
||||||
|
|
||||||
|
+ /* Get a debug register of a process. */
|
||||||
|
+ PTRACE_GET_DEBUGREG = 25,
|
||||||
|
+#define PT_GET_DEBUGREG PTRACE_GET_DEBUGREG
|
||||||
|
+
|
||||||
|
+ /* Set a debug register of a process. */
|
||||||
|
+ PTRACE_SET_DEBUGREG = 26,
|
||||||
|
+#define PT_SET_DEBUGREG PTRACE_SET_DEBUGREG
|
||||||
|
+
|
||||||
|
+ /* Get the first 32 VSX registers of a process. */
|
||||||
|
+ PTRACE_GETVSRREGS = 27,
|
||||||
|
+#define PT_GETVSRREGS PTRACE_GETVSRREGS
|
||||||
|
+
|
||||||
|
+ /* Set the first 32 VSX registers of a process. */
|
||||||
|
+ PTRACE_SETVSRREGS = 28,
|
||||||
|
+#define PT_SETVSRREGS PTRACE_SETVSRREGS
|
||||||
|
+
|
||||||
|
+ /* Execute process until next taken branch. */
|
||||||
|
+ PTRACE_SINGLEBLOCK = 256,
|
||||||
|
+#define PT_STEPBLOCK PTRACE_SINGLEBLOCK
|
||||||
|
+
|
||||||
|
/* Set ptrace filter options. */
|
||||||
|
PTRACE_SETOPTIONS = 0x4200,
|
||||||
|
#define PT_SETOPTIONS PTRACE_SETOPTIONS
|
||||||
112
riscv-fmax-fmin-nan.patch
Normal file
112
riscv-fmax-fmin-nan.patch
Normal file
@ -0,0 +1,112 @@
|
|||||||
|
2018-02-22 Andrew Waterman <andrew@sifive.com>
|
||||||
|
|
||||||
|
[BZ # 22884]
|
||||||
|
* sysdeps/riscv/rvd/s_fmax.c (__fmax): Handle sNaNs correctly.
|
||||||
|
* sysdeps/riscv/rvd/s_fmin.c (__fmin): Likewise.
|
||||||
|
* sysdeps/riscv/rvf/s_fmaxf.c (__fmaxf): Likewise.
|
||||||
|
* sysdeps/riscv/rvf/s_fminf.c (__fminf): Likewise.
|
||||||
|
|
||||||
|
Index: glibc-2.27/sysdeps/riscv/rvd/s_fmax.c
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/sysdeps/riscv/rvd/s_fmax.c
|
||||||
|
+++ glibc-2.27/sysdeps/riscv/rvd/s_fmax.c
|
||||||
|
@@ -17,12 +17,19 @@
|
||||||
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
|
#include <math.h>
|
||||||
|
+#include <math_private.h>
|
||||||
|
#include <libm-alias-double.h>
|
||||||
|
|
||||||
|
double
|
||||||
|
__fmax (double x, double y)
|
||||||
|
{
|
||||||
|
- asm ("fmax.d %0, %1, %2" : "=f" (x) : "f" (x), "f" (y));
|
||||||
|
- return x;
|
||||||
|
+ double res;
|
||||||
|
+
|
||||||
|
+ if (__glibc_unlikely ((_FCLASS (x) | _FCLASS (y)) & _FCLASS_SNAN))
|
||||||
|
+ return x + y;
|
||||||
|
+ else
|
||||||
|
+ asm ("fmax.d %0, %1, %2" : "=f" (res) : "f" (x), "f" (y));
|
||||||
|
+
|
||||||
|
+ return res;
|
||||||
|
}
|
||||||
|
libm_alias_double (__fmax, fmax)
|
||||||
|
Index: glibc-2.27/sysdeps/riscv/rvd/s_fmin.c
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/sysdeps/riscv/rvd/s_fmin.c
|
||||||
|
+++ glibc-2.27/sysdeps/riscv/rvd/s_fmin.c
|
||||||
|
@@ -17,12 +17,19 @@
|
||||||
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
|
#include <math.h>
|
||||||
|
+#include <math_private.h>
|
||||||
|
#include <libm-alias-double.h>
|
||||||
|
|
||||||
|
double
|
||||||
|
__fmin (double x, double y)
|
||||||
|
{
|
||||||
|
- asm ("fmin.d %0, %1, %2" : "=f" (x) : "f" (x), "f" (y));
|
||||||
|
- return x;
|
||||||
|
+ double res;
|
||||||
|
+
|
||||||
|
+ if (__glibc_unlikely ((_FCLASS (x) | _FCLASS (y)) & _FCLASS_SNAN))
|
||||||
|
+ return x + y;
|
||||||
|
+ else
|
||||||
|
+ asm ("fmin.d %0, %1, %2" : "=f" (res) : "f" (x), "f" (y));
|
||||||
|
+
|
||||||
|
+ return res;
|
||||||
|
}
|
||||||
|
libm_alias_double (__fmin, fmin)
|
||||||
|
Index: glibc-2.27/sysdeps/riscv/rvf/s_fmaxf.c
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/sysdeps/riscv/rvf/s_fmaxf.c
|
||||||
|
+++ glibc-2.27/sysdeps/riscv/rvf/s_fmaxf.c
|
||||||
|
@@ -17,12 +17,19 @@
|
||||||
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
|
#include <math.h>
|
||||||
|
+#include <math_private.h>
|
||||||
|
#include <libm-alias-float.h>
|
||||||
|
|
||||||
|
float
|
||||||
|
__fmaxf (float x, float y)
|
||||||
|
{
|
||||||
|
- asm ("fmax.s %0, %1, %2" : "=f" (x) : "f" (x), "f" (y));
|
||||||
|
- return x;
|
||||||
|
+ float res;
|
||||||
|
+
|
||||||
|
+ if (__glibc_unlikely ((_FCLASS (x) | _FCLASS (y)) & _FCLASS_SNAN))
|
||||||
|
+ return x + y;
|
||||||
|
+ else
|
||||||
|
+ asm ("fmax.s %0, %1, %2" : "=f" (res) : "f" (x), "f" (y));
|
||||||
|
+
|
||||||
|
+ return res;
|
||||||
|
}
|
||||||
|
libm_alias_float (__fmax, fmax)
|
||||||
|
Index: glibc-2.27/sysdeps/riscv/rvf/s_fminf.c
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/sysdeps/riscv/rvf/s_fminf.c
|
||||||
|
+++ glibc-2.27/sysdeps/riscv/rvf/s_fminf.c
|
||||||
|
@@ -17,12 +17,19 @@
|
||||||
|
<http://www.gnu.org/licenses/>. */
|
||||||
|
|
||||||
|
#include <math.h>
|
||||||
|
+#include <math_private.h>
|
||||||
|
#include <libm-alias-float.h>
|
||||||
|
|
||||||
|
float
|
||||||
|
__fminf (float x, float y)
|
||||||
|
{
|
||||||
|
- asm ("fmin.s %0, %1, %2" : "=f" (x) : "f" (x), "f" (y));
|
||||||
|
- return x;
|
||||||
|
+ float res;
|
||||||
|
+
|
||||||
|
+ if (__glibc_unlikely ((_FCLASS (x) | _FCLASS (y)) & _FCLASS_SNAN))
|
||||||
|
+ return x + y;
|
||||||
|
+ else
|
||||||
|
+ asm ("fmin.s %0, %1, %2" : "=f" (res) : "f" (x), "f" (y));
|
||||||
|
+
|
||||||
|
+ return res;
|
||||||
|
}
|
||||||
|
libm_alias_float (__fmin, fmin)
|
||||||
51
riscv-tls-init.patch
Normal file
51
riscv-tls-init.patch
Normal file
@ -0,0 +1,51 @@
|
|||||||
|
2018-02-22 DJ Delorie <dj@delorie.com>
|
||||||
|
|
||||||
|
* sysdeps/riscv/tls-macros.h: Do not initialize $gp.
|
||||||
|
|
||||||
|
Index: glibc-2.27/sysdeps/riscv/tls-macros.h
|
||||||
|
===================================================================
|
||||||
|
--- glibc-2.27.orig/sysdeps/riscv/tls-macros.h
|
||||||
|
+++ glibc-2.27/sysdeps/riscv/tls-macros.h
|
||||||
|
@@ -23,19 +23,9 @@
|
||||||
|
#include <sysdep.h>
|
||||||
|
#include "dl-tls.h"
|
||||||
|
|
||||||
|
-#define LOAD_GP \
|
||||||
|
- ".option push\n\t" \
|
||||||
|
- ".option norelax\n\t" \
|
||||||
|
- "la gp, __global_pointer$\n\t" \
|
||||||
|
- ".option pop\n\t"
|
||||||
|
-
|
||||||
|
-#define UNLOAD_GP
|
||||||
|
-
|
||||||
|
#define TLS_GD(x) \
|
||||||
|
({ void *__result; \
|
||||||
|
- asm (LOAD_GP \
|
||||||
|
- "la.tls.gd %0, " #x "\n\t" \
|
||||||
|
- UNLOAD_GP \
|
||||||
|
+ asm ("la.tls.gd %0, " #x "\n\t" \
|
||||||
|
: "=r" (__result)); \
|
||||||
|
__tls_get_addr (__result); })
|
||||||
|
|
||||||
|
@@ -43,19 +33,15 @@
|
||||||
|
|
||||||
|
#define TLS_IE(x) \
|
||||||
|
({ void *__result; \
|
||||||
|
- asm (LOAD_GP \
|
||||||
|
- "la.tls.ie %0, " #x "\n\t" \
|
||||||
|
+ asm ("la.tls.ie %0, " #x "\n\t" \
|
||||||
|
"add %0, %0, tp\n\t" \
|
||||||
|
- UNLOAD_GP \
|
||||||
|
: "=r" (__result)); \
|
||||||
|
__result; })
|
||||||
|
|
||||||
|
#define TLS_LE(x) \
|
||||||
|
({ void *__result; \
|
||||||
|
- asm (LOAD_GP \
|
||||||
|
- "lui %0, %%tprel_hi(" #x ")\n\t" \
|
||||||
|
+ asm ("lui %0, %%tprel_hi(" #x ")\n\t" \
|
||||||
|
"add %0, %0, tp, %%tprel_add(" #x ")\n\t" \
|
||||||
|
"addi %0, %0, %%tprel_lo(" #x ")\n\t" \
|
||||||
|
- UNLOAD_GP \
|
||||||
|
: "=r" (__result)); \
|
||||||
|
__result; })
|
||||||
Loading…
Reference in New Issue
Block a user