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nv50/ir: fix imad emission when dst == src2

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Commit fb63df2215 added 4-byte mad support, but only supported
emission for floats. Disable it for ints for now.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Ilia Mirkin 2015-04-02 18:33:55 -04:00
parent da5ec2ac0b
commit 603d28f32c
1 changed files with 1 additions and 1 deletions
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2
src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nv50.cpp
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@ -1942,7 +1942,7 @@ CodeEmitterNV50::getMinEncodingSize(const Instruction *i) const
// check constraints on short MAD
if (info.srcNr >= 2 && i->srcExists(2)) {
if (!i->defExists(0) ||
if (!i->defExists(0) || !isFloatType(i->dType) ||
i->def(0).rep()->reg.data.id != i->src(2).rep()->reg.data.id)
return 8;
}