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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 /misc | |
| 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 'misc')
| -rw-r--r-- | misc/tst-syscalls.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/misc/tst-syscalls.c b/misc/tst-syscalls.c index d060b12..ac1e101 100644 --- a/misc/tst-syscalls.c +++ b/misc/tst-syscalls.c @@ -37,7 +37,7 @@ struct Array static int error_count; -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ struct Array allocate (size_t bytes) { @@ -52,7 +52,7 @@ allocate (size_t bytes) return __extension__ (struct Array) {bytes, p}; } -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ void deallocate (struct Array b) { @@ -66,7 +66,7 @@ deallocate (struct Array b) } } -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ void * do_mmap (void *addr, size_t length) { @@ -74,7 +74,7 @@ do_mmap (void *addr, size_t length) MAP_PRIVATE | MAP_ANON, -1, 0); } -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ void * reallocate (struct Array b) { @@ -86,7 +86,7 @@ reallocate (struct Array b) return NULL; } -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ void protect (struct Array b) { @@ -104,7 +104,7 @@ protect (struct Array b) } } -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ ssize_t do_read (int fd, void *ptr, struct Array b) { @@ -116,7 +116,7 @@ do_read (int fd, void *ptr, struct Array b) return 0; } -__attribute__ ((noclone, noinline)) +__attribute_optimization_barrier__ ssize_t do_write (int fd, void *ptr, struct Array b) { |