diff options
| -rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_optimize.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_optimize.c b/src/mesa/drivers/dri/r300/compiler/radeon_optimize.c index 3be50b93e4..41769e347e 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_optimize.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_optimize.c @@ -411,27 +411,34 @@ static void constant_folding(struct radeon_compiler * c, struct rc_instruction * /* Replace 0.0, 1.0 and 0.5 immediates by their explicit swizzles */ for(unsigned int src = 0; src < opcode->NumSrcRegs; ++src) { + struct rc_constant * constant; + struct rc_src_register newsrc; + int have_real_reference; + if (inst->U.I.SrcReg[src].File != RC_FILE_CONSTANT || inst->U.I.SrcReg[src].RelAddr || inst->U.I.SrcReg[src].Index >= c->Program.Constants.Count) continue; - struct rc_constant * constant = + constant = &c->Program.Constants.Constants[inst->U.I.SrcReg[src].Index]; if (constant->Type != RC_CONSTANT_IMMEDIATE) continue; - struct rc_src_register newsrc = inst->U.I.SrcReg[src]; - int have_real_reference = 0; + newsrc = inst->U.I.SrcReg[src]; + have_real_reference = 0; for(unsigned int chan = 0; chan < 4; ++chan) { unsigned int swz = GET_SWZ(newsrc.Swizzle, chan); + unsigned int newswz; + float imm; + float baseimm; + if (swz >= 4) continue; - unsigned int newswz; - float imm = constant->u.Immediate[swz]; - float baseimm = imm; + imm = constant->u.Immediate[swz]; + baseimm = imm; if (imm < 0.0) baseimm = -baseimm; |