This is similar to what we already do for MAD/FMA.
Signed-off-by: Samuel Pitoiset <[email protected]>
---
src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
index 284f187..6ba2af6 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
@@ -605,6 +605,14 @@ ConstantFolding::expr(Instruction *i,
return;
}
break;
+ case OP_ADD3:
+ switch (i->dType) {
+ case TYPE_S32:
+ case TYPE_U32: res.data.u32 = a->data.u32 + b->data.u32; break;
+ default:
+ return;
+ }
+ break;
case OP_POW:
switch (i->dType) {
case TYPE_F32: res.data.f32 = pow(a->data.f32, b->data.f32); break;
@@ -721,7 +729,8 @@ ConstantFolding::expr(Instruction *i,
switch (i->op) {
case OP_MAD:
- case OP_FMA: {
+ case OP_FMA:
+ case OP_ADD3: {
ImmediateValue src0, src1 = *i->getSrc(0)->asImm();
// Move the immediate into position 1, where we know it might be
--
2.9.3
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