1 //===-- MSP430TargetMachine.cpp - Define TargetMachine for MSP430 ---------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Top-level implementation for the MSP430 target.
12 //===----------------------------------------------------------------------===//
15 #include "MSP430TargetMachine.h"
16 #include "llvm/PassManager.h"
17 #include "llvm/CodeGen/Passes.h"
18 #include "llvm/MC/MCAsmInfo.h"
19 #include "llvm/Support/TargetRegistry.h"
22 extern "C" void LLVMInitializeMSP430Target() {
23 // Register the target.
24 RegisterTargetMachine<MSP430TargetMachine> X(TheMSP430Target);
27 MSP430TargetMachine::MSP430TargetMachine(const Target &T,
31 const TargetOptions &Options,
32 Reloc::Model RM, CodeModel::Model CM,
34 : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL),
35 Subtarget(TT, CPU, FS),
36 // FIXME: Check TargetData string.
37 DataLayout("e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"),
38 InstrInfo(*this), TLInfo(*this), TSInfo(*this),
39 FrameLowering(Subtarget) { }
42 bool MSP430TargetMachine::addInstSelector(PassManagerBase &PM) {
43 // Install an instruction selector.
44 PM.add(createMSP430ISelDag(*this, getOptLevel()));
48 bool MSP430TargetMachine::addPreEmitPass(PassManagerBase &PM) {
49 // Must run branch selection immediately preceding the asm printer.
50 PM.add(createMSP430BranchSelectionPass());