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authorKarol Herbst <kherbst@redhat.com>2019-01-17 23:32:19 +0100
committerKarol Herbst <kherbst@redhat.com>2019-01-18 02:03:30 +0100
commit30b5c9eda2fe4c335cc15cb921e4f7774af0879e (patch)
treec91cda290fc7a55a566b0a20ebb006973fc08f61 /src/gallium/drivers
parent8424cd8fbd1671c4c13f57cfa34bf8145d0fffcf (diff)
nv50/ir: disable tryCollapseChainedMULs in ConstantFolding for precise instructions
fixes dEQP-GLES2.functional.shaders.invariance.mediump.loop_3 CC: <mesa-stable@lists.freedesktop.org> Signed-off-by: Karol Herbst <kherbst@redhat.com> Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
index 5d3b4aba9cc..0b3220903b9 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
@@ -1045,7 +1045,7 @@ ConstantFolding::opnd(Instruction *i, ImmediateValue &imm0, int s)
break;
}
case OP_MUL:
- if (i->dType == TYPE_F32)
+ if (i->dType == TYPE_F32 && !i->precise)
tryCollapseChainedMULs(i, s, imm0);
if (i->subOp == NV50_IR_SUBOP_MUL_HIGH) {