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| author | Karol Herbst <nouveau@karolherbst.de> | 2016-01-28 16:45:58 +0100 |
|---|---|---|
| committer | Ilia Mirkin <imirkin@alum.mit.edu> | 2016-02-16 18:20:10 -0500 |
| commit | edf774bb7eae32f00b900a6faa9b5c698affdcaa (patch) | |
| tree | 2cc0c21290b2772c09a964cbd23548ab565d9a6c /src/gallium/drivers/nouveau/codegen | |
| parent | 068e9848ba5937673d66c42a4b44067fd78becaf (diff) | |
| download | external_mesa3d-edf774bb7eae32f00b900a6faa9b5c698affdcaa.zip external_mesa3d-edf774bb7eae32f00b900a6faa9b5c698affdcaa.tar.gz external_mesa3d-edf774bb7eae32f00b900a6faa9b5c698affdcaa.tar.bz2 | |
nv50/ir: we can't do the add to mad conversion when the mul saturates
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Diffstat (limited to 'src/gallium/drivers/nouveau/codegen')
| -rw-r--r-- | src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp index 35b1fa7..6192c06 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp @@ -1635,6 +1635,9 @@ AlgebraicOpt::tryADDToMADOrSAD(Instruction *add, operation toOp) if (src->getUniqueInsn() && src->getUniqueInsn()->bb != add->bb) return false; + if (src->getInsn()->saturate) + return false; + if (src->getInsn()->postFactor) return false; if (toOp == OP_SAD) { |