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author | Chung-Ju Wu <jasonwucj@gmail.com> | 2018-03-18 04:47:10 +0000 |
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committer | Chung-Ju Wu <jasonwucj@gcc.gnu.org> | 2018-03-18 04:47:10 +0000 |
commit | 24a711668bf5ecdd6b277333d2ab5ef10189f307 (patch) | |
tree | a73db68de7dc2e5c0b5979965de3b34b521f9bca /gcc | |
parent | 369c3be428fe7578d4274b2ba2874ab79db09e9b (diff) | |
download | gcc-24a711668bf5ecdd6b277333d2ab5ef10189f307.zip gcc-24a711668bf5ecdd6b277333d2ab5ef10189f307.tar.gz gcc-24a711668bf5ecdd6b277333d2ab5ef10189f307.tar.bz2 |
[NDS32] Define CLZ_DEFINED_VALUE_AT_ZERO.
gcc/
* config/nds32/nds32.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
From-SVN: r258627
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/config/nds32/nds32.h | 5 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a1186fc..224e8ca 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2018-03-18 Chung-Ju Wu <jasonwucj@gmail.com> + + * config/nds32/nds32.h (CLZ_DEFINED_VALUE_AT_ZERO): Define. + 2018-03-17 Chung-Ju Wu <jasonwucj@gmail.com> Kito Cheng <kito.cheng@gmail.com> diff --git a/gcc/config/nds32/nds32.h b/gcc/config/nds32/nds32.h index 749a552..b350a0c 100644 --- a/gcc/config/nds32/nds32.h +++ b/gcc/config/nds32/nds32.h @@ -1066,6 +1066,11 @@ enum reg_class when the condition is true. */ #define STORE_FLAG_VALUE 1 +/* A C expression that indicates whether the architecture defines a value for + clz or ctz with a zero operand. In nds32 clz for 0 result 32 is defined + in ISA spec */ +#define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) ((VALUE) = 32, 1) + /* An alias for the machine mode for pointers. */ #define Pmode SImode |