[Mesa-dev] [PATCH 3/3] nir/opt_constant_folding: fix folding of 8 and 16 bit ints
Karol Herbst
kherbst at redhat.com
Wed Apr 25 09:14:12 UTC 2018
Signed-off-by: Karol Herbst <kherbst at redhat.com>
---
src/compiler/nir/nir_opt_constant_folding.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/src/compiler/nir/nir_opt_constant_folding.c b/src/compiler/nir/nir_opt_constant_folding.c
index d6be807b3dc..a848b145874 100644
--- a/src/compiler/nir/nir_opt_constant_folding.c
+++ b/src/compiler/nir/nir_opt_constant_folding.c
@@ -76,10 +76,20 @@ constant_fold_alu_instr(nir_alu_instr *instr, void *mem_ctx)
for (unsigned j = 0; j < nir_ssa_alu_instr_src_components(instr, i);
j++) {
- if (load_const->def.bit_size == 64)
+ switch(load_const->def.bit_size) {
+ case 64:
src[i].u64[j] = load_const->value.u64[instr->src[i].swizzle[j]];
- else
+ break;
+ case 32:
src[i].u32[j] = load_const->value.u32[instr->src[i].swizzle[j]];
+ break;
+ case 16:
+ src[i].u16[j] = load_const->value.u16[instr->src[i].swizzle[j]];
+ break;
+ case 8:
+ src[i].u8[j] = load_const->value.u8[instr->src[i].swizzle[j]];
+ break;
+ }
}
/* We shouldn't have any source modifiers in the optimization loop. */
--
2.14.3
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