diff options
| author | Matt Turner <[email protected]> | 2015-08-10 18:50:48 -0700 |
|---|---|---|
| committer | Matt Turner <[email protected]> | 2015-08-11 15:13:17 -0700 |
| commit | 2265321834608c26b2989a5a1f65bb375826a779 (patch) | |
| tree | b2a28a67f2052c865b072f5c5b4fb97b57aa3f8d /src/mesa/drivers | |
| parent | 9fa70fef22bd458fbeb95a3b0ebb5f7919cba7f0 (diff) | |
i965: Optimize brw_inst_set_bits() and brw_compact_inst_set_bits().
Cuts about 2k of .text.
text data bss dec hex filename
5017141 197160 27672 5241973 4ffc75 i965_dri.so before
5014981 197160 27672 5239813 4ff405 i965_dri.so after
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/mesa/drivers')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_inst.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_inst.h b/src/mesa/drivers/dri/i965/brw_inst.h index 51082dc77a5..46eff1dd381 100644 --- a/src/mesa/drivers/dri/i965/brw_inst.h +++ b/src/mesa/drivers/dri/i965/brw_inst.h @@ -702,12 +702,12 @@ brw_inst_set_bits(brw_inst *inst, unsigned high, unsigned low, uint64_t value) high %= 64; low %= 64; - const uint64_t mask = (((1ull << (high - low + 1)) - 1) << low); + const uint64_t mask = ((1ull << (high - low + 1)) - 1) << low; /* Make sure the supplied value actually fits in the given bitfield. */ assert((value & (mask >> low)) == value); - inst->data[word] = (inst->data[word] & ~mask) | ((value << low) & mask); + inst->data[word] = (inst->data[word] & ~mask) | (value << low); } #undef BRW_IA16_ADDR_IMM @@ -745,12 +745,12 @@ static inline void brw_compact_inst_set_bits(brw_compact_inst *inst, unsigned high, unsigned low, uint64_t value) { - const uint64_t mask = (((1ull << (high - low + 1)) - 1) << low); + const uint64_t mask = ((1ull << (high - low + 1)) - 1) << low; /* Make sure the supplied value actually fits in the given bitfield. */ assert((value & (mask >> low)) == value); - inst->data = (inst->data & ~mask) | ((value << low) & mask); + inst->data = (inst->data & ~mask) | (value << low); } #define F(name, high, low) \ |