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nvir: dont optimize mad with subops to shladd

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Signed-off-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Karol Herbst 2018-02-23 22:51:05 +01:00
parent afd8fd0656
commit f0b39779a0
1 changed files with 2 additions and 1 deletions
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3
src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
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@ -1055,7 +1055,8 @@ ConstantFolding::opnd(Instruction *i, ImmediateValue &imm0, int s)
} else
if (s == 1 && !imm0.isNegative() && imm0.isPow2() &&
!isFloatType(i->dType) &&
target->isOpSupported(OP_SHLADD, i->dType)) {
target->isOpSupported(OP_SHLADD, i->dType) &&
!i->subOp) {
i->op = OP_SHLADD;
imm0.applyLog2();
i->setSrc(1, new_ImmediateValue(prog, imm0.reg.data.u32));