6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
//===-- llvm/CodeGen/PseudoSourceValueManager.h -----------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the declaration of the PseudoSourceValueManager class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CODEGEN_PSEUDOSOURCEVALUEMANAGER_H
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#define LLVM_CODEGEN_PSEUDOSOURCEVALUEMANAGER_H
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/ADT/StringMap.h"
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#include "llvm/CodeGen/PseudoSourceValue.h"
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#include "llvm/IR/ValueMap.h"
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namespace llvm {
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class GlobalValue;
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class TargetMachine;
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/// Manages creation of pseudo source values.
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class PseudoSourceValueManager {
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const TargetMachine &TM;
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const PseudoSourceValue StackPSV, GOTPSV, JumpTablePSV, ConstantPoolPSV;
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SmallVector<std::unique_ptr<FixedStackPseudoSourceValue>> FSValues;
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StringMap<std::unique_ptr<const ExternalSymbolPseudoSourceValue>>
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ExternalCallEntries;
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ValueMap<const GlobalValue *,
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std::unique_ptr<const GlobalValuePseudoSourceValue>>
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GlobalCallEntries;
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public:
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PseudoSourceValueManager(const TargetMachine &TM);
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/// Return a pseudo source value referencing the area below the stack frame of
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/// a function, e.g., the argument space.
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const PseudoSourceValue *getStack();
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/// Return a pseudo source value referencing the global offset table
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/// (or something the like).
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const PseudoSourceValue *getGOT();
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/// Return a pseudo source value referencing the constant pool. Since constant
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/// pools are constant, this doesn't need to identify a specific constant
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/// pool entry.
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const PseudoSourceValue *getConstantPool();
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/// Return a pseudo source value referencing a jump table. Since jump tables
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/// are constant, this doesn't need to identify a specific jump table.
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const PseudoSourceValue *getJumpTable();
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/// Return a pseudo source value referencing a fixed stack frame entry,
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/// e.g., a spill slot.
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const PseudoSourceValue *getFixedStack(int FI);
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const PseudoSourceValue *getGlobalValueCallEntry(const GlobalValue *GV);
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const PseudoSourceValue *getExternalSymbolCallEntry(const char *ES);
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};
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} // end namespace llvm
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#endif
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