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Wire up the ARM MCInst printer, for llvm-mc.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84600 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2009-10-20 05:15:36 +00:00
parent 07adb85cb7
commit 2685a29a8d
3 changed files with 43 additions and 9 deletions
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9
include/llvm/Target/TargetRegistry.h
View File

@ -387,6 +387,15 @@ namespace llvm {
T.MCDisassemblerCtorFn = Fn; T.MCDisassemblerCtorFn = Fn;
} }
/// RegisterMCInstPrinter - Register a MCInstPrinter implementation for the
/// given target.
///
/// Clients are responsible for ensuring that registration doesn't occur
/// while another thread is attempting to access the registry. Typically
/// this is done by initializing all targets at program startup.
///
/// @param T - The target being registered.
/// @param Fn - A function to construct an MCInstPrinter for the target.
static void RegisterMCInstPrinter(Target &T, static void RegisterMCInstPrinter(Target &T,
Target::MCInstPrinterCtorTy Fn) { Target::MCInstPrinterCtorTy Fn) {
if (!T.MCInstPrinterCtorFn) if (!T.MCInstPrinterCtorFn)

11
lib/Target/ARM/AsmParser/ARMAsmParser.cpp
View File

@ -534,8 +534,17 @@ bool ARMAsmParser::MatchInstruction(SmallVectorImpl<ARMOperand> &Operands,
Mnemonic == "bl" || Mnemonic == "bl" ||
Mnemonic == "push" || Mnemonic == "push" ||
Mnemonic == "blx" || Mnemonic == "blx" ||
Mnemonic == "pop") Mnemonic == "pop") {
// Hard-coded to a valid instruction, till we have a real matcher.
Inst = MCInst();
Inst.setOpcode(ARM::MOVr);
Inst.addOperand(MCOperand::CreateReg(2));
Inst.addOperand(MCOperand::CreateReg(2));
Inst.addOperand(MCOperand::CreateImm(0));
Inst.addOperand(MCOperand::CreateImm(0));
Inst.addOperand(MCOperand::CreateReg(0));
return false; return false;
}
return true; return true;
} }

30
lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
View File

@ -1301,13 +1301,6 @@ void ARMAsmPrinter::EmitEndOfAsmFile(Module &M) {
} }
} }
// Force static initialization.
extern "C" void LLVMInitializeARMAsmPrinter() {
RegisterAsmPrinter<ARMAsmPrinter> X(TheARMTarget);
RegisterAsmPrinter<ARMAsmPrinter> Y(TheThumbTarget);
}
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
void ARMAsmPrinter::printInstructionThroughMCStreamer(const MachineInstr *MI) { void ARMAsmPrinter::printInstructionThroughMCStreamer(const MachineInstr *MI) {
@ -1457,3 +1450,26 @@ void ARMAsmPrinter::printInstructionThroughMCStreamer(const MachineInstr *MI) {
printMCInst(&TmpInst); printMCInst(&TmpInst);
} }
//===----------------------------------------------------------------------===//
// Target Registry Stuff
//===----------------------------------------------------------------------===//
static MCInstPrinter *createARMMCInstPrinter(const Target &T,
unsigned SyntaxVariant,
const MCAsmInfo &MAI,
raw_ostream &O) {
if (SyntaxVariant == 0)
return new ARMInstPrinter(O, MAI, false);
return 0;
}
// Force static initialization.
extern "C" void LLVMInitializeARMAsmPrinter() {
RegisterAsmPrinter<ARMAsmPrinter> X(TheARMTarget);
RegisterAsmPrinter<ARMAsmPrinter> Y(TheThumbTarget);
TargetRegistry::RegisterMCInstPrinter(TheARMTarget, createARMMCInstPrinter);
TargetRegistry::RegisterMCInstPrinter(TheThumbTarget, createARMMCInstPrinter);
}