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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2024-12-23 05:11:58 +0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2024-12-23 06:28:55 +0800 |
| commit | a2b0ff98a0d44259cc5f6bd7d3a3676ae9f8996a (patch) | |
| tree | 7816983cdeea6e6c32dd005c76da785811ea3047 /sysdeps/unix/sysv | |
| parent | 3fb895ac88e99201573352b1abc18db4340ecede (diff) | |
| download | glibc-a2b0ff98a0d44259cc5f6bd7d3a3676ae9f8996a.zip glibc-a2b0ff98a0d44259cc5f6bd7d3a3676ae9f8996a.tar.gz glibc-a2b0ff98a0d44259cc5f6bd7d3a3676ae9f8996a.tar.bz2 | |
include/sys/cdefs.h: Add __attribute_optimization_barrier__
Add __attribute_optimization_barrier__ to disable inlining and cloning on a
function. For Clang, expand it to
__attribute__ ((optnone))
Otherwise, expand it to
__attribute__ ((noinline, clone))
Co-Authored-By: H.J. Lu <hjl.tools@gmail.com>
Reviewed-by: Sam James <sam@gentoo.org>
Diffstat (limited to 'sysdeps/unix/sysv')
4 files changed, 4 insertions, 4 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/tst-cet-property-2.c b/sysdeps/unix/sysv/linux/x86_64/tst-cet-property-2.c index 5274a09..2b0126b 100644 --- a/sysdeps/unix/sysv/linux/x86_64/tst-cet-property-2.c +++ b/sysdeps/unix/sysv/linux/x86_64/tst-cet-property-2.c @@ -25,7 +25,7 @@ extern void bar (void); void -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ test (void (*func_p) (void)) { func_p (); diff --git a/sysdeps/unix/sysv/linux/x86_64/tst-cet-setcontext-1.c b/sysdeps/unix/sysv/linux/x86_64/tst-cet-setcontext-1.c index 388931f..c9d49bd 100644 --- a/sysdeps/unix/sysv/linux/x86_64/tst-cet-setcontext-1.c +++ b/sysdeps/unix/sysv/linux/x86_64/tst-cet-setcontext-1.c @@ -30,7 +30,7 @@ static ucontext_t ctx[5]; static atomic_int done; static void -__attribute__((noinline, noclone)) +__attribute_optimization_barrier__ f2 (void) { printf ("start f2\n"); diff --git a/sysdeps/unix/sysv/linux/x86_64/tst-cet-vfork-1.c b/sysdeps/unix/sysv/linux/x86_64/tst-cet-vfork-1.c index 56d7753..cf23bd4 100644 --- a/sysdeps/unix/sysv/linux/x86_64/tst-cet-vfork-1.c +++ b/sysdeps/unix/sysv/linux/x86_64/tst-cet-vfork-1.c @@ -25,7 +25,7 @@ #include <x86intrin.h> #include <support/test-driver.h> -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ static void do_test_1 (void) { diff --git a/sysdeps/unix/sysv/linux/x86_64/tst-gnu2-tls2-amx.c b/sysdeps/unix/sysv/linux/x86_64/tst-gnu2-tls2-amx.c index ae4dd82..c3b2afe 100644 --- a/sysdeps/unix/sysv/linux/x86_64/tst-gnu2-tls2-amx.c +++ b/sysdeps/unix/sysv/linux/x86_64/tst-gnu2-tls2-amx.c @@ -27,7 +27,7 @@ extern int arch_prctl (int, ...); #define X86_XSTATE_TILEDATA_ID 18 /* Initialize tile config. */ -__attribute__ ((noinline, noclone)) +__attribute_optimization_barrier__ static void init_tile_config (__tilecfg *tileinfo) { |