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nv50/ir: handle insn not being there for definition of CVT arg

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This can happen if it's e.g. a uniform or a function argument.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=111217
Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Cc: mesa-stable@lists.freedesktop.org
This commit is contained in:
Ilia Mirkin 2019-07-26 01:01:45 -04:00
parent 23dfff0669
commit 3e468ff2fe
1 changed files with 3 additions and 2 deletions
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5
src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
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@ -2080,14 +2080,15 @@ void
AlgebraicOpt::handleCVT_CVT(Instruction *cvt)
{
Instruction *insn = cvt->getSrc(0)->getInsn();
RoundMode rnd = insn->rnd;
if (insn->saturate ||
if (!insn ||
insn->saturate ||
insn->subOp ||
insn->dType != insn->sType ||
insn->dType != cvt->sType)
return;
RoundMode rnd = insn->rnd;
switch (insn->op) {
case OP_CEIL:
rnd = ROUND_PI;