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| author | Jack Howarth <howarth@bromo.med.uc.edu> | 2010-08-13 17:06:42 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2010-08-13 10:06:42 -0700 |
| commit | 1b2d411828f6eb8f250b4e1bf19dbe4b53a93d7f (patch) | |
| tree | 0fd79808a5c0a607152a42ba6de3e0608db97b04 /gcc | |
| parent | 7d74619b737aeb949c011a743cd3935b17f0f719 (diff) | |
| download | gcc-1b2d411828f6eb8f250b4e1bf19dbe4b53a93d7f.zip gcc-1b2d411828f6eb8f250b4e1bf19dbe4b53a93d7f.tar.gz gcc-1b2d411828f6eb8f250b4e1bf19dbe4b53a93d7f.tar.bz2 | |
Enable -fomit-frame-pointer on darwin which support dwarf2.
2010-08-13 Jack Howarth <howarth@bromo.med.uc.edu>
* gcc/configure.ac: Enable -fomit-frame-pointer on darwin
which support dwarf2.
* config/i386/i386.c (override_options): Same.
From-SVN: r163227
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 7 | ||||
| -rwxr-xr-x | gcc/configure | 9 | ||||
| -rw-r--r-- | gcc/configure.ac | 5 |
4 files changed, 16 insertions, 11 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 824860a..a7d7cb9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-08-13 Jack Howarth <howarth@bromo.med.uc.edu> + + * gcc/configure.ac: Enable -fomit-frame-pointer on darwin + which support dwarf2. + * config/i386/i386.c (override_options): Same. + 2010-08-13 Jie Zhang <jie@codesourcery.com> * config/arm/arm.md (cstoredf4): Only valid when diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index a87175c..b925122 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -3276,9 +3276,8 @@ override_options (bool main_args_p) { if (flag_zee == 2) flag_zee = 1; - /* Mach-O doesn't support omitting the frame pointer for now. */ if (flag_omit_frame_pointer == 2) - flag_omit_frame_pointer = (TARGET_MACHO ? 0 : 1); + flag_omit_frame_pointer = 1; if (flag_asynchronous_unwind_tables == 2) flag_asynchronous_unwind_tables = 1; if (flag_pcc_struct_return == 2) @@ -3288,10 +3287,8 @@ override_options (bool main_args_p) { if (flag_zee == 2) flag_zee = 0; - /* Mach-O doesn't support omitting the frame pointer for now. */ if (flag_omit_frame_pointer == 2) - flag_omit_frame_pointer = - (TARGET_MACHO ? 0 : !(USE_IX86_FRAME_POINTER || optimize_size)); + flag_omit_frame_pointer = !(USE_IX86_FRAME_POINTER || optimize_size); if (flag_asynchronous_unwind_tables == 2) flag_asynchronous_unwind_tables = !USE_IX86_FRAME_POINTER; if (flag_pcc_struct_return == 2) diff --git a/gcc/configure b/gcc/configure index ad548fc..c7a457a 100755 --- a/gcc/configure +++ b/gcc/configure @@ -10716,8 +10716,9 @@ if test "${enable_frame_pointer+set}" = set; then : else case $target_os in -linux*) - # Enable -fomit-frame-pointer by default for Linux. +linux* | darwin[8912]*) + # Enable -fomit-frame-pointer by default for Linux and Darwin with + # DWARF2. enable_frame_pointer=no ;; *) @@ -17129,7 +17130,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 17132 "configure" +#line 17133 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -17235,7 +17236,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 17238 "configure" +#line 17239 "configure" #include "confdefs.h" #if HAVE_DLFCN_H diff --git a/gcc/configure.ac b/gcc/configure.ac index dd0b198..1fcb87a 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -1584,8 +1584,9 @@ AC_ARG_ENABLE(frame-pointer, [ --enable-frame-pointer enable -fno-omit-frame-pointer by default for 32bit x86], [], [ case $target_os in -linux*) - # Enable -fomit-frame-pointer by default for Linux. +linux* | darwin[[8912]]*) + # Enable -fomit-frame-pointer by default for Linux and Darwin with + # DWARF2. enable_frame_pointer=no ;; *) |