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authorEric Anholt <[email protected]>2019-02-13 11:22:07 -0800
committerEric Anholt <[email protected]>2019-02-18 18:09:06 -0800
commit339155122b97caad0090b9120083f7e28795441c (patch)
treeacdc8e9ee65d79ffe031ecd74a9eea0b03cb0b15 /src/broadcom
parent16f5085490d06bcd9901e3d62c037398847ab2b6 (diff)
v3d: Drop our hand-lowered nir_op_ffract.
The NIR lowering works fine, though it causes some slight noise due to what looks like choices about propagating constants up multiply chains changing. total instructions in shared programs: 6229671 -> 6229820 (<.01%) total uniforms in shared programs: 2312171 -> 2312324 (<.01%)
Diffstat (limited to 'src/broadcom')
-rw-r--r--src/broadcom/compiler/nir_to_vir.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/broadcom/compiler/nir_to_vir.c b/src/broadcom/compiler/nir_to_vir.c
index 82da32ac6be..e05b8a0b313 100644
--- a/src/broadcom/compiler/nir_to_vir.c
+++ b/src/broadcom/compiler/nir_to_vir.c
@@ -998,9 +998,6 @@ ntq_emit_alu(struct v3d_compile *c, nir_alu_instr *instr)
case nir_op_ftrunc:
result = vir_FTRUNC(c, src[0]);
break;
- case nir_op_ffract:
- result = vir_FSUB(c, src[0], vir_FFLOOR(c, src[0]));
- break;
case nir_op_fsin:
result = ntq_fsincos(c, src[0], false);
@@ -2444,6 +2441,7 @@ const nir_shader_compiler_options v3d_nir_options = {
.lower_bitfield_reverse = true,
.lower_bit_count = true,
.lower_cs_local_id_from_index = true,
+ .lower_ffract = true,
.lower_pack_unorm_2x16 = true,
.lower_pack_snorm_2x16 = true,
.lower_pack_unorm_4x8 = true,