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nv50/ir: do not try to attach JOIN ops to ATOM

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This might result in an INVALID_OPCODE dmesg error in case a join is
attached to an atomic operation.

Spotted with arb_shader_image_load_store-host-mem-barrier on GK104.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Acked-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: mesa-stable@lists.freedesktop.org
This commit is contained in:
Samuel Pitoiset 2016-04-07 22:38:47 +02:00
parent 2abe4f8d7d
commit 059308db84
1 changed files with 1 additions and 1 deletions
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2
src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
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@ -2824,7 +2824,7 @@ FlatteningPass::visit(BasicBlock *bb)
!isSurfaceOp(insn->op) && // not confirmed
insn->op != OP_LINTERP && // probably just nve4
insn->op != OP_PINTERP && // probably just nve4
((insn->op != OP_LOAD && insn->op != OP_STORE) ||
((insn->op != OP_LOAD && insn->op != OP_STORE && insn->op != OP_ATOM) ||
(typeSizeof(insn->dType) <= 4 && !insn->src(0).isIndirect(0))) &&
!insn->isNop()) {
insn->join = 1;