diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/glsl/nir/nir_opt_peephole_ffma.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/src/glsl/nir/nir_opt_peephole_ffma.c b/src/glsl/nir/nir_opt_peephole_ffma.c index b430eac8eab..798506b7595 100644 --- a/src/glsl/nir/nir_opt_peephole_ffma.c +++ b/src/glsl/nir/nir_opt_peephole_ffma.c @@ -73,7 +73,8 @@ are_all_uses_fadd(nir_ssa_def *def) } static nir_alu_instr * -get_mul_for_src(nir_alu_src *src, uint8_t swizzle[4], bool *negate, bool *abs) +get_mul_for_src(nir_alu_src *src, int num_components, + uint8_t swizzle[4], bool *negate, bool *abs) { assert(src->src.is_ssa && !src->abs && !src->negate); @@ -85,16 +86,16 @@ get_mul_for_src(nir_alu_src *src, uint8_t swizzle[4], bool *negate, bool *abs) switch (alu->op) { case nir_op_imov: case nir_op_fmov: - alu = get_mul_for_src(&alu->src[0], swizzle, negate, abs); + alu = get_mul_for_src(&alu->src[0], num_components, swizzle, negate, abs); break; case nir_op_fneg: - alu = get_mul_for_src(&alu->src[0], swizzle, negate, abs); + alu = get_mul_for_src(&alu->src[0], num_components, swizzle, negate, abs); *negate = !*negate; break; case nir_op_fabs: - alu = get_mul_for_src(&alu->src[0], swizzle, negate, abs); + alu = get_mul_for_src(&alu->src[0], num_components, swizzle, negate, abs); *negate = false; *abs = true; break; @@ -115,12 +116,8 @@ get_mul_for_src(nir_alu_src *src, uint8_t swizzle[4], bool *negate, bool *abs) if (!alu) return NULL; - for (unsigned i = 0; i < 4; i++) { - if (!(alu->dest.write_mask & (1 << i))) - break; - + for (unsigned i = 0; i < num_components; i++) swizzle[i] = swizzle[src->swizzle[i]]; - } return alu; } @@ -160,7 +157,9 @@ nir_opt_peephole_ffma_block(nir_block *block, void *void_state) negate = false; abs = false; - mul = get_mul_for_src(&add->src[add_mul_src], swizzle, &negate, &abs); + mul = get_mul_for_src(&add->src[add_mul_src], + add->dest.dest.ssa.num_components, + swizzle, &negate, &abs); if (mul != NULL) break; |