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| author | Georg-Johann Lay <avr@gjlay.de> | 2011-07-04 10:02:34 +0000 |
|---|---|---|
| committer | Georg-Johann Lay <gjl@gcc.gnu.org> | 2011-07-04 10:02:34 +0000 |
| commit | 6dab9931f8f4b4366c3e1670902ace73e736ac4d (patch) | |
| tree | 465b14227b9bdddb17ca31127b3fdfa9d0615aa3 /gcc | |
| parent | f027ee7cb0ed39a3c84b74673655bac4e22d335f (diff) | |
| download | gcc-6dab9931f8f4b4366c3e1670902ace73e736ac4d.zip gcc-6dab9931f8f4b4366c3e1670902ace73e736ac4d.tar.gz gcc-6dab9931f8f4b4366c3e1670902ace73e736ac4d.tar.bz2 | |
t-avr (intfuncs16): Add _clrsbXX2.
libgcc/
* config/avr/t-avr (intfuncs16): Add _clrsbXX2.
gcc/
* longlong.h (count_leading_zeros, count_trailing_zeros,
COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
resp. 64.
From-SVN: r175800
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/longlong.h | 20 |
2 files changed, 24 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 28ff471..8c0dc9a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2011-07-04 Georg-Johann Lay <avr@gjlay.de> + + * longlong.h (count_leading_zeros, count_trailing_zeros, + COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16 + resp. 64. + 2011-07-03 Ira Rosen <ira.rosen@linaro.org> PR tree-optimization/49610 diff --git a/gcc/longlong.h b/gcc/longlong.h index 7d11e10..cd4c40f 100644 --- a/gcc/longlong.h +++ b/gcc/longlong.h @@ -250,11 +250,27 @@ UDItype __umulsidi3 (USItype, USItype); #define COUNT_LEADING_ZEROS_0 32 #endif -#if defined (__AVR__) && W_TYPE_SIZE == 32 +#if defined (__AVR__) + +#if W_TYPE_SIZE == 16 +#define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clz (X)) +#define count_trailing_zeros(COUNT,X) ((COUNT) = __builtin_ctz (X)) +#define COUNT_LEADING_ZEROS_0 16 +#endif /* W_TYPE_SIZE == 16 */ + +#if W_TYPE_SIZE == 32 #define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clzl (X)) #define count_trailing_zeros(COUNT,X) ((COUNT) = __builtin_ctzl (X)) #define COUNT_LEADING_ZEROS_0 32 -#endif /* defined (__AVR__) && W_TYPE_SIZE == 32 */ +#endif /* W_TYPE_SIZE == 32 */ + +#if W_TYPE_SIZE == 64 +#define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clzll (X)) +#define count_trailing_zeros(COUNT,X) ((COUNT) = __builtin_ctzll (X)) +#define COUNT_LEADING_ZEROS_0 64 +#endif /* W_TYPE_SIZE == 64 */ + +#endif /* defined (__AVR__) */ #if defined (__CRIS__) && __CRIS_arch_version >= 3 #define count_leading_zeros(COUNT, X) ((COUNT) = __builtin_clz (X)) |