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| author | Karol Herbst <karolherbst@gmail.com> | 2017-06-23 20:30:26 +0200 |
|---|---|---|
| committer | Ilia Mirkin <imirkin@alum.mit.edu> | 2017-07-21 23:45:18 -0400 |
| commit | 4ad9e2e17a8019b383d3664ca39ae3227aa3776d (patch) | |
| tree | 8b3ed686eeaf90db3807e4790b50880db4573ef2 /src | |
| parent | c5cbb9a54345319d3924f9c7d0572fcc4739c516 (diff) | |
st/glsl_to_tgsi: don't optimize mul+add to mad if expression is precise
Signed-off-by: Karol Herbst <karolherbst@gmail.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp index c8f40c147d8..baa835924bc 100644 --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp @@ -1557,7 +1557,7 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir) /* Quick peephole: Emit MAD(a, b, c) instead of ADD(MUL(a, b), c) */ - if (ir->operation == ir_binop_add) { + if (!this->precise && ir->operation == ir_binop_add) { if (try_emit_mad(ir, 1)) return; if (try_emit_mad(ir, 0)) |