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nv50/ir: don't fold immediate into mad if registers are too high

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Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=91551
Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: "11.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Ilia Mirkin 2015-09-10 05:02:26 -04:00
parent ce28ca7133
commit 74b86b971f
1 changed files with 4 additions and 0 deletions
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4
src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
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@ -2602,6 +2602,10 @@ NV50PostRaConstantFolding::visit(BasicBlock *bb)
!isFloatType(i->dType))
break;
if (i->getDef(0)->reg.data.id >= 64 ||
i->getSrc(0)->reg.data.id >= 64)
break;
def = i->getSrc(1)->getInsn();
if (def->op == OP_MOV && def->src(0).getFile() == FILE_IMMEDIATE) {
vtmp = i->getSrc(1);