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| author | tmsriram <tmsriram@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-06-23 00:57:40 +0000 |
|---|---|---|
| committer | tmsriram <tmsriram@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-06-23 00:57:40 +0000 |
| commit | cab840cbad9f1f23bc04bc0c851a409aa5c5430a (patch) | |
| tree | 266207c61fd40e75180c0deac6df96093fa00834 /gcc/common | |
| parent | cb8e0a95835694ff273866d5892bcd9a80fd1314 (diff) | |
| download | gcc-cab840cbad9f1f23bc04bc0c851a409aa5c5430a.tar.gz | |
2013-06-22 Sriraman Tallam <tmsriram@google.com>
* common/config/i386/i386-common.c: Handle LZCNT.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@200347 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/common')
| -rw-r--r-- | gcc/common/config/i386/i386-common.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/common/config/i386/i386-common.c b/gcc/common/config/i386/i386-common.c index f22f6a43e55..cb77f723904 100644 --- a/gcc/common/config/i386/i386-common.c +++ b/gcc/common/config/i386/i386-common.c @@ -87,6 +87,7 @@ along with GCC; see the file COPYING3. If not see #define OPTION_MASK_ISA_BMI_SET OPTION_MASK_ISA_BMI #define OPTION_MASK_ISA_BMI2_SET OPTION_MASK_ISA_BMI2 +#define OPTION_MASK_ISA_LZCNT_SET OPTION_MASK_ISA_LZCNT #define OPTION_MASK_ISA_TBM_SET OPTION_MASK_ISA_TBM #define OPTION_MASK_ISA_POPCNT_SET OPTION_MASK_ISA_POPCNT #define OPTION_MASK_ISA_CX16_SET OPTION_MASK_ISA_CX16 @@ -154,6 +155,7 @@ along with GCC; see the file COPYING3. If not see #define OPTION_MASK_ISA_ABM_UNSET OPTION_MASK_ISA_ABM #define OPTION_MASK_ISA_BMI_UNSET OPTION_MASK_ISA_BMI #define OPTION_MASK_ISA_BMI2_UNSET OPTION_MASK_ISA_BMI2 +#define OPTION_MASK_ISA_LZCNT_UNSET OPTION_MASK_ISA_LZCNT #define OPTION_MASK_ISA_TBM_UNSET OPTION_MASK_ISA_TBM #define OPTION_MASK_ISA_POPCNT_UNSET OPTION_MASK_ISA_POPCNT #define OPTION_MASK_ISA_CX16_UNSET OPTION_MASK_ISA_CX16 @@ -438,6 +440,18 @@ ix86_handle_option (struct gcc_options *opts, } return true; + case OPT_mlzcnt: + if (value) + { + opts->x_ix86_isa_flags |= OPTION_MASK_ISA_LZCNT_SET; + opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_LZCNT_SET; + } + else + { + opts->x_ix86_isa_flags &= ~OPTION_MASK_ISA_LZCNT_UNSET; + opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_LZCNT_UNSET; + } + case OPT_mtbm: if (value) { |