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-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp1
-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp8
2 files changed, 9 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
index 14c00bd1870..58594f02c7f 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
@@ -2006,6 +2006,7 @@ CodeEmitterNVC0::getSRegEncoding(const ValueRef& ref)
void
CodeEmitterNVC0::emitMOV(const Instruction *i)
{
+ assert(!i->saturate);
if (i->def(0).getFile() == FILE_PREDICATE) {
if (i->src(0).getFile() == FILE_GPR) {
code[0] = 0xfc01c003;
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
index dac3e6f814c..cfc0dfc53cf 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
@@ -1509,6 +1509,14 @@ ConstantFolding::opnd(Instruction *i, ImmediateValue &imm0, int s)
default:
return;
}
+
+ // This can get left behind some of the optimizations which simplify
+ // saturatable values.
+ if (newi->op == OP_MOV && newi->saturate) {
+ newi->saturate = 0;
+ newi->op = OP_SAT;
+ }
+
if (newi->op != op)
foldCount++;
}