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https://github.com/c64scene-ar/llvm-6502.git
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1d09d56fe1
This adds the actual lib/Target/SystemZ target files necessary to implement the SystemZ target. Note that at this point, the target cannot yet be built since the configure bits are missing. Those will be provided shortly by a follow-on patch. This version of the patch incorporates feedback from reviews by Chris Lattner and Anton Korobeynikov. Thanks to all reviewers! Patch by Richard Sandiford. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181203 91177308-0d34-0410-b5e6-96231b3b80d8
56 lines
1.7 KiB
C++
56 lines
1.7 KiB
C++
//===- SystemZConstantPoolValue.h - SystemZ constant-pool value -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SYSTEMZCONSTANTPOOLVALUE_H
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#define SYSTEMZCONSTANTPOOLVALUE_H
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#include "llvm/CodeGen/MachineConstantPool.h"
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#include "llvm/Support/ErrorHandling.h"
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namespace llvm {
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class GlobalValue;
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namespace SystemZCP {
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enum SystemZCPModifier {
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NTPOFF
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};
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}
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/// A SystemZ-specific constant pool value. At present, the only
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/// defined constant pool values are offsets of thread-local variables
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/// (written x@NTPOFF).
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class SystemZConstantPoolValue : public MachineConstantPoolValue {
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const GlobalValue *GV;
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SystemZCP::SystemZCPModifier Modifier;
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protected:
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SystemZConstantPoolValue(const GlobalValue *GV,
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SystemZCP::SystemZCPModifier Modifier);
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public:
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static SystemZConstantPoolValue *
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Create(const GlobalValue *GV, SystemZCP::SystemZCPModifier Modifier);
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// Override MachineConstantPoolValue.
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virtual unsigned getRelocationInfo() const LLVM_OVERRIDE;
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virtual int getExistingMachineCPValue(MachineConstantPool *CP,
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unsigned Alignment) LLVM_OVERRIDE;
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virtual void addSelectionDAGCSEId(FoldingSetNodeID &ID) LLVM_OVERRIDE;
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virtual void print(raw_ostream &O) const LLVM_OVERRIDE;
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// Access SystemZ-specific fields.
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const GlobalValue *getGlobalValue() const { return GV; }
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SystemZCP::SystemZCPModifier getModifier() const { return Modifier; }
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};
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} // End llvm namespace
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#endif
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