summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/mesa/shader/slang/slang_emit.c21
1 files changed, 8 insertions, 13 deletions
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index c9d008c0af8..adb3bde9c4b 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -1379,6 +1379,7 @@ emit_copy(slang_emit_info *emitInfo, slang_ir_node *n)
#if PEEPHOLE_OPTIMIZATIONS
if (inst &&
+ (n->Children[1]->Opcode != IR_SWIZZLE) &&
_slang_is_temp(emitInfo->vt, n->Children[1]->Store) &&
(inst->DstReg.File == n->Children[1]->Store->File) &&
(inst->DstReg.Index == n->Children[1]->Store->Index) &&
@@ -1395,13 +1396,9 @@ emit_copy(slang_emit_info *emitInfo, slang_ir_node *n)
* becomes:
* MUL a, x, y;
*/
- if (n->Children[1]->Opcode != IR_SWIZZLE)
- _slang_free_temp(emitInfo->vt, n->Children[1]->Store);
- *n->Children[1]->Store = *n->Children[0]->Store;
/* fixup the previous instruction (which stored the RHS result) */
assert(n->Children[0]->Store->Index >= 0);
-
storage_to_dst_reg(&inst->DstReg, n->Children[0]->Store);
return inst;
}
@@ -1860,24 +1857,22 @@ emit_swizzle(slang_emit_info *emitInfo, slang_ir_node *n)
inst = emit(emitInfo, n->Children[0]);
- if (n->Children[0]->Opcode == IR_VAR ||
- n->Children[0]->Opcode == IR_SWIZZLE ||
- n->Children[0]->Opcode == IR_ELEMENT) {
- /* We can resolve the swizzle now. Other swizzles will be resolved
- * in storage_to_src_reg().
- */
+ assert(n->Children[0]->Store == n->Store->Parent);
+ assert(n->Store->Parent);
+
+ {
const GLuint swizzle = n->Store->Swizzle;
- assert(n->Store->Parent);
/* new storage is parent storage with updated Swizzle + Size fields */
_slang_copy_ir_storage(n->Store, n->Store->Parent);
/* Apply this node's swizzle to parent's storage */
n->Store->Swizzle = _slang_swizzle_swizzle(n->Store->Swizzle, swizzle);
/* Update size */
n->Store->Size = swizzle_size(n->Store->Swizzle);
- assert(!n->Store->Parent);
- assert(n->Store->Index >= 0);
}
+ assert(!n->Store->Parent);
+ assert(n->Store->Index >= 0);
+
return inst;
}