mirror of
https://github.com/c64scene-ar/llvm-6502.git
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c760be99db
the streamer. Demo:
$ cat t.ll
define i32 @test() nounwind {
ret i32 42
}
$ llc t.ll -o -
...
_test:
movl $42, %eax
ret
$ llc t.ll -o t.o -filetype=obj
$ otool -tv t.o
t.o:
(__TEXT,__text) section
_test:
00000000 movl $0x0000002a,%eax
00000005 ret
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95179 91177308-0d34-0410-b5e6-96231b3b80d8
136 lines
4.2 KiB
C++
136 lines
4.2 KiB
C++
//===-- X86AsmPrinter.h - Convert X86 LLVM code to assembly -----*- 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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//
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// AT&T assembly code printer class.
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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 "../X86MachineFunctionInfo.h"
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#include "../X86TargetMachine.h"
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#include "llvm/ADT/StringSet.h"
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#include "llvm/CodeGen/AsmPrinter.h"
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#include "llvm/CodeGen/DwarfWriter.h"
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#include "llvm/CodeGen/MachineModuleInfo.h"
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#include "llvm/CodeGen/ValueTypes.h"
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#include "llvm/Support/Compiler.h"
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namespace llvm {
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class MachineJumpTableInfo;
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class MCContext;
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class MCInst;
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class MCStreamer;
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class MCSymbol;
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class VISIBILITY_HIDDEN X86AsmPrinter : public AsmPrinter {
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const X86Subtarget *Subtarget;
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public:
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explicit X86AsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
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MCContext &Ctx, MCStreamer &Streamer,
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const MCAsmInfo *T)
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: AsmPrinter(O, TM, Ctx, Streamer, T) {
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Subtarget = &TM.getSubtarget<X86Subtarget>();
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}
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virtual const char *getPassName() const {
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return "X86 AT&T-Style Assembly Printer";
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}
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const X86Subtarget &getSubtarget() const { return *Subtarget; }
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void getAnalysisUsage(AnalysisUsage &AU) const {
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AU.setPreservesAll();
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AU.addRequired<MachineModuleInfo>();
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AU.addRequired<DwarfWriter>();
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AsmPrinter::getAnalysisUsage(AU);
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}
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virtual void EmitEndOfAsmFile(Module &M);
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virtual void EmitInstruction(const MachineInstr *MI);
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void printSymbolOperand(const MachineOperand &MO);
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// These methods are used by the tablegen'erated instruction printer.
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void printOperand(const MachineInstr *MI, unsigned OpNo,
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const char *Modifier = 0);
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void print_pcrel_imm(const MachineInstr *MI, unsigned OpNo);
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void printopaquemem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printi8mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printi16mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printi32mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printi64mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printi128mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printf32mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printf64mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printf80mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printf128mem(const MachineInstr *MI, unsigned OpNo) {
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printMemReference(MI, OpNo);
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}
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void printlea32mem(const MachineInstr *MI, unsigned OpNo) {
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printLeaMemReference(MI, OpNo);
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}
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void printlea64mem(const MachineInstr *MI, unsigned OpNo) {
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printLeaMemReference(MI, OpNo);
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}
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void printlea64_32mem(const MachineInstr *MI, unsigned OpNo) {
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printLeaMemReference(MI, OpNo, "subreg64");
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}
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bool printAsmMRegister(const MachineOperand &MO, char Mode);
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bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
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unsigned AsmVariant, const char *ExtraCode);
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bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
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unsigned AsmVariant, const char *ExtraCode);
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void printMachineInstruction(const MachineInstr *MI);
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void printSSECC(const MachineInstr *MI, unsigned Op);
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void printMemReference(const MachineInstr *MI, unsigned Op,
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const char *Modifier=NULL);
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void printLeaMemReference(const MachineInstr *MI, unsigned Op,
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const char *Modifier=NULL);
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void printPICLabel(const MachineInstr *MI, unsigned Op);
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void PrintPICBaseSymbol() const;
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bool runOnMachineFunction(MachineFunction &F);
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};
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} // end namespace llvm
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#endif
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