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| author | hp <hp@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-03 00:47:30 +0000 |
|---|---|---|
| committer | hp <hp@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-09-03 00:47:30 +0000 |
| commit | 746062bcd4d3d72207bd707abc7309029222f822 (patch) | |
| tree | cbd027da307f29492e94fa168a16a2f7e28648bd /gcc/longlong.h | |
| parent | 78747de29011f2957a7a5e267d45620890df5212 (diff) | |
| download | gcc-746062bcd4d3d72207bd707abc7309029222f822.tar.gz | |
* config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
Defined to describe availability and behavior of CLZ.
* config/cris/cris.md (clzsi2): Implement using lz instruction.
* config/cris/cris.opt: Tweak comment for "-metrax4".
* config/cris/arit.c (LZ): When defined, define as __builtin_clz.
* longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
(count_leading_zeros): Define.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@128034 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/longlong.h')
| -rw-r--r-- | gcc/longlong.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/longlong.h b/gcc/longlong.h index 0d8e01d3bf2..edb9bfd5f35 100644 --- a/gcc/longlong.h +++ b/gcc/longlong.h @@ -226,6 +226,10 @@ UDItype __umulsidi3 (USItype, USItype); #define UDIV_TIME 100 #endif /* __arm__ */ +#if defined (__CRIS__) && __CRIS_arch_version >= 3 +#define count_leading_zeros(COUNT, X) ((COUNT) = __builtin_clz (X)) +#endif /* __CRIS__ */ + #if defined (__hppa) && W_TYPE_SIZE == 32 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ __asm__ ("add %4,%5,%1\n\taddc %2,%3,%0" \ |