94eca17094
Upstream commit: ede8d94d154157d269b18f3601440ac576c1f96a
- csu: Implement and use _dl_early_allocate during static startup
- Linux: Introduce __brk_call for invoking the brk system call
- Linux: Implement a useful version of _startup_fatal
- ia64: Always define IA64_USE_NEW_STUB as a flag macro
- Linux: Define MMAP_CALL_INTERNAL
- i386: Honor I386_USE_SYSENTER for 6-argument Linux system calls
- i386: Remove OPTIMIZE_FOR_GCC_5 from Linux libc-do-syscall.S
- elf: Remove __libc_init_secure
- Linux: Consolidate auxiliary vector parsing (redo)
- Linux: Include <dl-auxv.h> in dl-sysdep.c only for SHARED
- Revert "Linux: Consolidate auxiliary vector parsing"
- Linux: Consolidate auxiliary vector parsing
- Linux: Assume that NEED_DL_SYSINFO_DSO is always defined
- Linux: Remove DL_FIND_ARG_COMPONENTS
- Linux: Remove HAVE_AUX_SECURE, HAVE_AUX_XID, HAVE_AUX_PAGESIZE
- elf: Merge dl-sysdep.c into the Linux version
- elf: Remove unused NEED_DL_BASE_ADDR and _dl_base_addr
- x86: Optimize {str|wcs}rchr-evex
- x86: Optimize {str|wcs}rchr-avx2
- x86: Optimize {str|wcs}rchr-sse2
- x86: Cleanup page cross code in memcmp-avx2-movbe.S
- x86: Remove memcmp-sse4.S
- x86: Small improvements for wcslen
- x86: Remove AVX str{n}casecmp
- x86: Add EVEX optimized str{n}casecmp
- x86: Add AVX2 optimized str{n}casecmp
- x86: Optimize str{n}casecmp TOLOWER logic in strcmp-sse42.S
- x86: Optimize str{n}casecmp TOLOWER logic in strcmp.S
- x86: Remove strspn-sse2.S and use the generic implementation
- x86: Remove strpbrk-sse2.S and use the generic implementation
- x86: Remove strcspn-sse2.S and use the generic implementation
- x86: Optimize strspn in strspn-c.c
- x86: Optimize strcspn and strpbrk in strcspn-c.c
- x86: Code cleanup in strchr-evex and comment justifying branch
- x86: Code cleanup in strchr-avx2 and comment justifying branch
- x86_64: Remove bcopy optimizations
- x86-64: Remove bzero weak alias in SS2 memset
- x86_64/multiarch: Sort sysdep_routines and put one entry per line
- x86: Improve L to support L(XXX_SYMBOL (YYY, ZZZ))
- fortify: Ensure that __glibc_fortify condition is a constant [BZ #29141]
89 lines
2.6 KiB
Diff
89 lines
2.6 KiB
Diff
commit b2387bea84560d286613257139aba6787f414594
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Author: Florian Weimer <fweimer@redhat.com>
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Date: Mon May 9 18:15:16 2022 +0200
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ia64: Always define IA64_USE_NEW_STUB as a flag macro
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And keep the previous definition if it exists. This allows
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disabling IA64_USE_NEW_STUB while keeping USE_DL_SYSINFO defined.
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Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
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(cherry picked from commit 18bd9c3d3b1b6a9182698c85354578d1d58e9d64)
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diff --git a/sysdeps/unix/sysv/linux/ia64/brk.c b/sysdeps/unix/sysv/linux/ia64/brk.c
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index cf2c5bd667fb4432..61d8fa260eb59d1e 100644
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--- a/sysdeps/unix/sysv/linux/ia64/brk.c
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+++ b/sysdeps/unix/sysv/linux/ia64/brk.c
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@@ -16,7 +16,6 @@
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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-#include <dl-sysdep.h>
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-/* brk is used by statup before TCB is properly set. */
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-#undef USE_DL_SYSINFO
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+/* brk is used by startup before TCB is properly set up. */
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+#define IA64_USE_NEW_STUB 0
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#include <sysdeps/unix/sysv/linux/brk.c>
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diff --git a/sysdeps/unix/sysv/linux/ia64/sysdep.h b/sysdeps/unix/sysv/linux/ia64/sysdep.h
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index 7198c192a03b7676..f1c81a66833941cc 100644
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--- a/sysdeps/unix/sysv/linux/ia64/sysdep.h
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+++ b/sysdeps/unix/sysv/linux/ia64/sysdep.h
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@@ -46,12 +46,15 @@
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#undef SYS_ify
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#define SYS_ify(syscall_name) __NR_##syscall_name
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-#if defined USE_DL_SYSINFO \
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- && (IS_IN (libc) \
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- || IS_IN (libpthread) || IS_IN (librt))
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-# define IA64_USE_NEW_STUB
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-#else
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-# undef IA64_USE_NEW_STUB
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+#ifndef IA64_USE_NEW_STUB
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+# if defined USE_DL_SYSINFO && IS_IN (libc)
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+# define IA64_USE_NEW_STUB 1
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+# else
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+# define IA64_USE_NEW_STUB 0
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+# endif
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+#endif
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+#if IA64_USE_NEW_STUB && !USE_DL_SYSINFO
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+# error IA64_USE_NEW_STUB needs USE_DL_SYSINFO
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#endif
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#ifdef __ASSEMBLER__
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@@ -103,7 +106,7 @@
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mov r15=num; \
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break __IA64_BREAK_SYSCALL
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-#ifdef IA64_USE_NEW_STUB
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+#if IA64_USE_NEW_STUB
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# ifdef SHARED
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# define DO_CALL(num) \
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.prologue; \
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@@ -187,7 +190,7 @@
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(non-negative) errno on error or the return value on success.
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*/
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-#ifdef IA64_USE_NEW_STUB
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+#if IA64_USE_NEW_STUB
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# define INTERNAL_SYSCALL_NCS(name, nr, args...) \
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({ \
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@@ -279,7 +282,7 @@
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#define ASM_OUTARGS_5 ASM_OUTARGS_4, "=r" (_out4)
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#define ASM_OUTARGS_6 ASM_OUTARGS_5, "=r" (_out5)
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-#ifdef IA64_USE_NEW_STUB
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+#if IA64_USE_NEW_STUB
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#define ASM_ARGS_0
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#define ASM_ARGS_1 ASM_ARGS_0, "4" (_out0)
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#define ASM_ARGS_2 ASM_ARGS_1, "5" (_out1)
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@@ -315,7 +318,7 @@
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/* Branch registers. */ \
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"b6"
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-#ifdef IA64_USE_NEW_STUB
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+#if IA64_USE_NEW_STUB
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# define ASM_CLOBBERS_6 ASM_CLOBBERS_6_COMMON
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#else
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# define ASM_CLOBBERS_6 ASM_CLOBBERS_6_COMMON , "b7"
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