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-rw-r--r--src/compiler/spirv/vtn_cfg.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/src/compiler/spirv/vtn_cfg.c b/src/compiler/spirv/vtn_cfg.c
index 8582c4f0e94..3d5de378ac9 100644
--- a/src/compiler/spirv/vtn_cfg.c
+++ b/src/compiler/spirv/vtn_cfg.c
@@ -513,13 +513,14 @@ vtn_cfg_walk_blocks(struct vtn_builder *b, struct list_head *cf_list,
"Selector of OpSelect must have a type of OpTypeInt");
bool is_default = true;
+ const uint bitsize = nir_alu_type_get_type_size(cond_type);
for (const uint32_t *w = block->branch + 2; w < branch_end;) {
uint64_t literal = 0;
if (!is_default) {
- if (nir_alu_type_get_type_size(cond_type) <= 32) {
+ if (bitsize <= 32) {
literal = *(w++);
} else {
- assert(nir_alu_type_get_type_size(cond_type) == 64);
+ assert(bitsize == 64);
literal = vtn_u64_literal(w);
w += 2;
}
@@ -544,10 +545,17 @@ vtn_cfg_walk_blocks(struct vtn_builder *b, struct list_head *cf_list,
/* Finally, we walk over all of the cases one more time and put
* them in fall-through order.
*/
- for (const uint32_t *w = block->branch + 2; w < branch_end; w += 2) {
+ for (const uint32_t *w = block->branch + 2; w < branch_end;) {
struct vtn_block *case_block =
vtn_value(b, *w, vtn_value_type_block)->block;
+ if (bitsize <= 32) {
+ w += 2;
+ } else {
+ assert(bitsize == 64);
+ w += 3;
+ }
+
if (case_block == break_block)
continue;