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-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp4
1 files changed, 3 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 e6f8f69ce91..1a2c2e66df4 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
@@ -561,7 +561,7 @@ ConstantFolding::expr(Instruction *i,
if (i->src(0).getImmediate(src0))
expr(i, src0, *i->getSrc(1)->asImm());
} else {
- i->op = OP_MOV;
+ i->op = i->saturate ? OP_SAT : OP_MOV; /* SAT handled by unary() */
}
}
@@ -612,6 +612,7 @@ ConstantFolding::unary(Instruction *i, const ImmediateValue &imm)
switch (i->op) {
case OP_NEG: res.data.f32 = -imm.reg.data.f32; break;
case OP_ABS: res.data.f32 = fabsf(imm.reg.data.f32); break;
+ case OP_SAT: res.data.f32 = CLAMP(imm.reg.data.f32, 0.0f, 1.0f); break;
case OP_RCP: res.data.f32 = 1.0f / imm.reg.data.f32; break;
case OP_RSQ: res.data.f32 = 1.0f / sqrtf(imm.reg.data.f32); break;
case OP_LG2: res.data.f32 = log2f(imm.reg.data.f32); break;
@@ -922,6 +923,7 @@ ConstantFolding::opnd(Instruction *i, ImmediateValue &imm0, int s)
case OP_ABS:
case OP_NEG:
+ case OP_SAT:
case OP_LG2:
case OP_RCP:
case OP_SQRT: