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authorDave Airlie <[email protected]>2017-10-10 13:23:40 +1000
committerDave Airlie <[email protected]>2017-10-11 07:33:32 +1000
commit80bbdb148335c55303960bab841d98f4fbd1feea (patch)
tree36552a395d19280beafd651e5e9e1a8fec4a5e7f /src/gallium/drivers/radeonsi
parent2c61594d84911f486aa2edb4b8e561e780139d20 (diff)
radeonsi: lower ffma in nir to mad.
This lowers ffma to a * b + c. This seems like it should keep Marek happiest, so we'd never get to the fma instruction emission code. Reviewed-by: Nicolai Hähnle <[email protected]> Reviewed-by: Marek Olšák <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeonsi')
-rw-r--r--src/gallium/drivers/radeonsi/si_pipe.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 82ed3d7b527..5b5f83aae10 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -795,6 +795,7 @@ static const struct nir_shader_compiler_options nir_options = {
.lower_fsat = true,
.lower_fdiv = true,
.lower_sub = true,
+ .lower_ffma = true,
.lower_pack_snorm_2x16 = true,
.lower_pack_snorm_4x8 = true,
.lower_pack_unorm_2x16 = true,