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-rw-r--r--src/shader_recompiler/ir_opt/constant_propagation_pass.cpp18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp b/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
index 28060dccf..12159e738 100644
--- a/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
+++ b/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
@@ -355,6 +355,17 @@ void FoldBranchConditional(IR::Inst& inst) {
}
}
+void FoldConstantComposite(IR::Inst& inst, size_t amount = 2) {
+ for (size_t i = 0; i < amount; i++) {
+ if (!inst.Arg(i).IsConstantContainer()) {
+ return;
+ }
+ }
+ auto info{inst.Flags<IR::CompositeDecoration>()};
+ info.is_constant = true;
+ inst.SetFlags(info);
+}
+
void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
switch (inst.Opcode()) {
case IR::Opcode::GetRegister:
@@ -380,6 +391,13 @@ void ConstantPropagation(IR::Block& block, IR::Inst& inst) {
case IR::Opcode::SelectF32:
case IR::Opcode::SelectF64:
return FoldSelect(inst);
+ case IR::Opcode::CompositeConstructU32x2:
+ case IR::Opcode::CompositeConstructF16x2:
+ case IR::Opcode::CompositeConstructF32x2:
+ case IR::Opcode::CompositeConstructF64x2:
+ return FoldConstantComposite(inst, 2);
+ case IR::Opcode::CompositeConstructArrayU32x2:
+ return FoldConstantComposite(inst, 4);
case IR::Opcode::FPMul32:
return FoldFPMul32(inst);
case IR::Opcode::LogicalAnd: