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-rw-r--r--src/glsl/nir/nir_opt_cse.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/src/glsl/nir/nir_opt_cse.c b/src/glsl/nir/nir_opt_cse.c
index 9b383202db2..db873ce18d2 100644
--- a/src/glsl/nir/nir_opt_cse.c
+++ b/src/glsl/nir/nir_opt_cse.c
@@ -37,20 +37,18 @@ struct cse_state {
};
static bool
-nir_alu_srcs_equal(nir_alu_src src1, nir_alu_src src2, uint8_t read_mask)
+nir_alu_srcs_equal(nir_alu_instr *alu1, nir_alu_instr *alu2, unsigned src)
{
- if (src1.abs != src2.abs || src1.negate != src2.negate)
+ if (alu1->src[src].abs != alu2->src[src].abs ||
+ alu1->src[src].negate != alu2->src[src].negate)
return false;
- for (int i = 0; i < 4; ++i) {
- if (!(read_mask & (1 << i)))
- continue;
-
- if (src1.swizzle[i] != src2.swizzle[i])
+ for (unsigned i = 0; i < nir_ssa_alu_instr_src_components(alu1, src); i++) {
+ if (alu1->src[src].swizzle[i] != alu2->src[src].swizzle[i])
return false;
}
- return nir_srcs_equal(src1.src, src2.src);
+ return nir_srcs_equal(alu1->src[src].src, alu2->src[src].src);
}
static bool
@@ -74,8 +72,7 @@ nir_instrs_equal(nir_instr *instr1, nir_instr *instr2)
return false;
for (unsigned i = 0; i < nir_op_infos[alu1->op].num_inputs; i++) {
- if (!nir_alu_srcs_equal(alu1->src[i], alu2->src[i],
- (1 << alu1->dest.dest.ssa.num_components) - 1))
+ if (!nir_alu_srcs_equal(alu1, alu2, i))
return false;
}
return true;