[llvm] Introduce DIExpression::foldConstantMath() (PR #71718)
Adrian Prantl via llvm-commits
llvm-commits at lists.llvm.org
Fri May 10 17:46:18 PDT 2024
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@@ -0,0 +1,81 @@
+//===- llvm/IR/DIExpressionOptimizer.h - Constant folding of DIExpressions --*-
+//C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// Declarations for functions to constant fold DIExpressions.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_IR_DIEXPRESSIONOPTIMIZER_H
+#define LLVM_IR_DIEXPRESSIONOPTIMIZER_H
+
+#include "llvm/IR/DebugInfoMetadata.h"
+
+using namespace llvm;
+
+/// Returns true if the Op is a DW_OP_constu.
+bool isConstantVal(uint64_t Op);
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adrian-prantl wrote:
These functions probably don't need to be all public. If you just move the entry-level function into DIExpressionOptimizer.cpp then these can all be static methods?
https://github.com/llvm/llvm-project/pull/71718
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