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| author | Mark Mitchell <mark@codesourcery.com> | 2001-05-19 17:56:48 +0000 |
|---|---|---|
| committer | Mark Mitchell <mmitchel@gcc.gnu.org> | 2001-05-19 17:56:48 +0000 |
| commit | 4da5f005d4453530e4498352d23960399670f462 (patch) | |
| tree | e681110f1fb97b5f75bd65da47d3451a492fd3b2 /gcc/config/i386/linux.h | |
| parent | e86f9f3267b0127af29d48afc8e803c8e0028ae2 (diff) | |
| download | gcc-4da5f005d4453530e4498352d23960399670f462.tar.gz | |
defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New macro.
* defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
macro.
* tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
Document it.
* toplev.c (main): If the target does not allow profiling without
a frame pointer, issue an error message.
* config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
Define it to false.
From-SVN: r42312
Diffstat (limited to 'gcc/config/i386/linux.h')
| -rw-r--r-- | gcc/config/i386/linux.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/config/i386/linux.h b/gcc/config/i386/linux.h index a93955092f2..108a6fbaac8 100644 --- a/gcc/config/i386/linux.h +++ b/gcc/config/i386/linux.h @@ -73,6 +73,15 @@ Boston, MA 02111-1307, USA. */ fprintf (FILE, "\tcall\tmcount\n"); \ } +/* True if it is possible to profile code that does not have a frame + pointer. + + The GLIBC version of mcount for the x86 assumes that there is a + frame, so we cannot allow profiling without a frame pointer. */ + +#undef TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER +#define TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER false + #undef SIZE_TYPE #define SIZE_TYPE "unsigned int" |