1 //===-- HexagonMCTargetDesc.cpp - Hexagon Target Descriptions -------------===//
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 // This file provides Hexagon specific target descriptions.
12 //===----------------------------------------------------------------------===//
14 #include "HexagonMCTargetDesc.h"
15 #include "HexagonMCAsmInfo.h"
16 #include "InstPrinter/HexagonInstPrinter.h"
17 #include "llvm/MC/MachineLocation.h"
18 #include "llvm/MC/MCCodeGenInfo.h"
19 #include "llvm/MC/MCInstrInfo.h"
20 #include "llvm/MC/MCRegisterInfo.h"
21 #include "llvm/MC/MCStreamer.h"
22 #include "llvm/MC/MCSubtargetInfo.h"
23 #include "llvm/Support/ErrorHandling.h"
24 #include "llvm/Support/TargetRegistry.h"
26 #define GET_INSTRINFO_MC_DESC
27 #include "HexagonGenInstrInfo.inc"
29 #define GET_SUBTARGETINFO_MC_DESC
30 #include "HexagonGenSubtargetInfo.inc"
32 #define GET_REGINFO_MC_DESC
33 #include "HexagonGenRegisterInfo.inc"
37 static MCInstrInfo *createHexagonMCInstrInfo() {
38 MCInstrInfo *X = new MCInstrInfo();
39 InitHexagonMCInstrInfo(X);
43 static MCRegisterInfo *createHexagonMCRegisterInfo(StringRef TT) {
44 MCRegisterInfo *X = new MCRegisterInfo();
45 InitHexagonMCRegisterInfo(X, Hexagon::R0);
49 static MCSubtargetInfo *createHexagonMCSubtargetInfo(StringRef TT,
52 MCSubtargetInfo *X = new MCSubtargetInfo();
53 InitHexagonMCSubtargetInfo(X, TT, CPU, FS);
57 static MCAsmInfo *createHexagonMCAsmInfo(const MCRegisterInfo &MRI,
59 MCAsmInfo *MAI = new HexagonMCAsmInfo(TT);
61 // VirtualFP = (R30 + #0).
62 MCCFIInstruction Inst = MCCFIInstruction::createDefCfa(
64 MAI->addInitialFrameState(Inst);
69 static MCCodeGenInfo *createHexagonMCCodeGenInfo(StringRef TT, Reloc::Model RM,
71 CodeGenOpt::Level OL) {
72 MCCodeGenInfo *X = new MCCodeGenInfo();
73 // For the time being, use static relocations, since there's really no
74 // support for PIC yet.
75 X->InitMCCodeGenInfo(Reloc::Static, CM, OL);
79 // Force static initialization.
80 extern "C" void LLVMInitializeHexagonTargetMC() {
81 // Register the MC asm info.
82 RegisterMCAsmInfoFn X(TheHexagonTarget, createHexagonMCAsmInfo);
84 // Register the MC codegen info.
85 TargetRegistry::RegisterMCCodeGenInfo(TheHexagonTarget,
86 createHexagonMCCodeGenInfo);
88 // Register the MC instruction info.
89 TargetRegistry::RegisterMCInstrInfo(TheHexagonTarget, createHexagonMCInstrInfo);
91 // Register the MC register info.
92 TargetRegistry::RegisterMCRegInfo(TheHexagonTarget,
93 createHexagonMCRegisterInfo);
95 // Register the MC subtarget info.
96 TargetRegistry::RegisterMCSubtargetInfo(TheHexagonTarget,
97 createHexagonMCSubtargetInfo);