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72b286b0a0
Add support for running bugpoint on mac os x for intel git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22351 91177308-0d34-0410-b5e6-96231b3b80d8
75 lines
2.4 KiB
C++
Executable File
75 lines
2.4 KiB
C++
Executable File
//===-- X86AsmPrinter.h - Convert X86 LLVM code to Intel assembly ---------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file the shared super class printer that converts from our internal
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// representation of machine-dependent LLVM code to Intel and AT&T format
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// assembly language. This printer is the output mechanism used by `llc'.
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//
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//===----------------------------------------------------------------------===//
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#ifndef X86ASMPRINTER_H
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#define X86ASMPRINTER_H
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#include "X86.h"
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#include "llvm/CodeGen/AsmPrinter.h"
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#include "llvm/ADT/Statistic.h"
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#include <set>
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namespace llvm {
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namespace x86 {
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extern Statistic<> EmittedInsts;
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struct X86SharedAsmPrinter : public AsmPrinter {
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X86SharedAsmPrinter(std::ostream &O, TargetMachine &TM)
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: AsmPrinter(O, TM), forCygwin(false), forDarwin(false) { }
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bool doInitialization(Module &M);
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void printConstantPool(MachineConstantPool *MCP);
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bool doFinalization(Module &M);
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bool forCygwin;
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bool forDarwin;
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// Necessary for Darwin to print out the apprioriate types of linker stubs
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std::set<std::string> FnStubs, GVStubs, LinkOnceStubs;
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inline static bool isScale(const MachineOperand &MO) {
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return MO.isImmediate() &&
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(MO.getImmedValue() == 1 || MO.getImmedValue() == 2 ||
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MO.getImmedValue() == 4 || MO.getImmedValue() == 8);
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}
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inline static bool isMem(const MachineInstr *MI, unsigned Op) {
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if (MI->getOperand(Op).isFrameIndex()) return true;
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if (MI->getOperand(Op).isConstantPoolIndex()) return true;
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return Op+4 <= MI->getNumOperands() &&
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MI->getOperand(Op ).isRegister() && isScale(MI->getOperand(Op+1)) &&
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MI->getOperand(Op+2).isRegister() && (MI->getOperand(Op+3).isImmediate()||
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MI->getOperand(Op+3).isGlobalAddress());
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}
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// SwitchSection - Switch to the specified section of the executable if we are
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// not already in it!
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inline static void SwitchSection(std::ostream &OS, std::string &CurSection,
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const char *NewSection) {
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if (CurSection != NewSection) {
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CurSection = NewSection;
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if (!CurSection.empty())
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OS << "\t" << NewSection << "\n";
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}
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}
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};
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} // end namespace x86
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} // end namespace llvm
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#endif
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