From f6f0383b49e70eb9cc534fc5b283371f29189108 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Mon, 26 Jul 2021 01:31:05 -0300
Subject: shader: Add TryInstRecursive utility to values
---
src/shader_recompiler/frontend/ir/value.h | 8 ++++++++
1 file changed, 8 insertions(+)
(limited to 'src/shader_recompiler/frontend/ir/value.h')
diff --git a/src/shader_recompiler/frontend/ir/value.h b/src/shader_recompiler/frontend/ir/value.h
index 0c6bf684d0..dbea201158 100644
--- a/src/shader_recompiler/frontend/ir/value.h
+++ b/src/shader_recompiler/frontend/ir/value.h
@@ -57,6 +57,7 @@ public:
[[nodiscard]] IR::Inst* Inst() const;
[[nodiscard]] IR::Inst* InstRecursive() const;
+ [[nodiscard]] IR::Inst* TryInstRecursive() const;
[[nodiscard]] IR::Value Resolve() const;
[[nodiscard]] IR::Reg Reg() const;
[[nodiscard]] IR::Pred Pred() const;
@@ -308,6 +309,13 @@ inline IR::Inst* Value::InstRecursive() const {
return inst;
}
+inline IR::Inst* Value::TryInstRecursive() const {
+ if (IsIdentity()) {
+ return inst->Arg(0).TryInstRecursive();
+ }
+ return type == Type::Opaque ? inst : nullptr;
+}
+
inline IR::Value Value::Resolve() const {
if (IsIdentity()) {
return inst->Arg(0).Resolve();
--
cgit v1.2.3-70-g09d2