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https://github.com/c64scene-ar/llvm-6502.git
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90edac0e8b
full AsmPrinter, and change TargetRegistry to keep track of registered MCInstPrinters. llvm-mc is still linking in the entire target foo to get the code emitter stuff, but this is an important step in the right direction. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81754 91177308-0d34-0410-b5e6-96231b3b80d8
58 lines
2.2 KiB
C++
58 lines
2.2 KiB
C++
//===-- X86AsmPrinter.cpp - Convert X86 LLVM IR to X86 assembly -----------===//
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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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// 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.
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// This printer is the output mechanism used by `llc'.
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//
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//===----------------------------------------------------------------------===//
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#include "X86.h"
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#include "X86ATTAsmPrinter.h"
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#include "X86IntelAsmPrinter.h"
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#include "X86ATTInstPrinter.h"
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#include "llvm/MC/MCAsmInfo.h"
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#include "llvm/Target/TargetRegistry.h"
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using namespace llvm;
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/// createX86CodePrinterPass - Returns a pass that prints the X86 assembly code
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/// for a MachineFunction to the given output stream, using the given target
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/// machine description.
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///
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static AsmPrinter *createX86CodePrinterPass(formatted_raw_ostream &o,
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TargetMachine &tm,
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const MCAsmInfo *tai,
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bool verbose) {
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if (tm.getMCAsmInfo()->getAssemblerDialect() == 1)
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return new X86IntelAsmPrinter(o, tm, tai, verbose);
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return new X86ATTAsmPrinter(o, tm, tai, verbose);
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}
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static MCInstPrinter *createX86MCInstPrinter(const Target &T,
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unsigned SyntaxVariant,
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const MCAsmInfo &MAI,
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raw_ostream &O) {
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if (SyntaxVariant == 0)
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return new X86ATTInstPrinter(O, MAI);
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// Don't support intel syntax instprinter yet.
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return 0;
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}
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// Force static initialization.
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extern "C" void LLVMInitializeX86AsmPrinter() {
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TargetRegistry::RegisterAsmPrinter(TheX86_32Target, createX86CodePrinterPass);
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TargetRegistry::RegisterAsmPrinter(TheX86_64Target, createX86CodePrinterPass);
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TargetRegistry::RegisterMCInstPrinter(TheX86_32Target,createX86MCInstPrinter);
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TargetRegistry::RegisterMCInstPrinter(TheX86_64Target,createX86MCInstPrinter);
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}
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