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author | Venkatraman Govindaraju <venkatra@cs.wisc.edu> | 2013-12-25 23:43:39 +0000 |
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committer | Venkatraman Govindaraju <venkatra@cs.wisc.edu> | 2013-12-25 23:43:39 +0000 |
commit | dec96eaecf2a2e2a2ef43bfa75b7d5ffb5184782 (patch) | |
tree | 8488826614162d30f8436ef16c5ffb19c6573f78 | |
parent | ca523f4f3d35c59869525a0c2bf391d7aa8760c4 (diff) | |
download | llvm-dec96eaecf2a2e2a2ef43bfa75b7d5ffb5184782.tar.gz llvm-dec96eaecf2a2e2a2ef43bfa75b7d5ffb5184782.tar.bz2 llvm-dec96eaecf2a2e2a2ef43bfa75b7d5ffb5184782.tar.xz |
[Sparc] Add MCInstPrinter implementation for SPARC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198028 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/Target/Sparc/CMakeLists.txt | 1 | ||||
-rw-r--r-- | lib/Target/Sparc/InstPrinter/CMakeLists.txt | 3 | ||||
-rw-r--r-- | lib/Target/Sparc/InstPrinter/LLVMBuild.txt | 23 | ||||
-rw-r--r-- | lib/Target/Sparc/InstPrinter/Makefile | 16 | ||||
-rw-r--r-- | lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp | 95 | ||||
-rw-r--r-- | lib/Target/Sparc/InstPrinter/SparcInstPrinter.h | 46 | ||||
-rw-r--r-- | lib/Target/Sparc/LLVMBuild.txt | 6 | ||||
-rw-r--r-- | lib/Target/Sparc/Makefile | 2 |
8 files changed, 188 insertions, 4 deletions
diff --git a/lib/Target/Sparc/CMakeLists.txt b/lib/Target/Sparc/CMakeLists.txt index 7c523a6e2f..fb50656b97 100644 --- a/lib/Target/Sparc/CMakeLists.txt +++ b/lib/Target/Sparc/CMakeLists.txt @@ -27,3 +27,4 @@ add_llvm_target(SparcCodeGen add_subdirectory(TargetInfo) add_subdirectory(MCTargetDesc) +add_subdirectory(InstPrinter) diff --git a/lib/Target/Sparc/InstPrinter/CMakeLists.txt b/lib/Target/Sparc/InstPrinter/CMakeLists.txt new file mode 100644 index 0000000000..a285a8337a --- /dev/null +++ b/lib/Target/Sparc/InstPrinter/CMakeLists.txt @@ -0,0 +1,3 @@ +add_llvm_library(LLVMSparcAsmPrinter + SparcInstPrinter.cpp + ) diff --git a/lib/Target/Sparc/InstPrinter/LLVMBuild.txt b/lib/Target/Sparc/InstPrinter/LLVMBuild.txt new file mode 100644 index 0000000000..b4c8802b6a --- /dev/null +++ b/lib/Target/Sparc/InstPrinter/LLVMBuild.txt @@ -0,0 +1,23 @@ +;===- ./lib/Target/Sparc/InstPrinter/LLVMBuild.txt -------------*- Conf -*--===; +; +; The LLVM Compiler Infrastructure +; +; This file is distributed under the University of Illinois Open Source +; License. See LICENSE.TXT for details. +; +;===------------------------------------------------------------------------===; +; +; This is an LLVMBuild description file for the components in this subdirectory. +; +; For more information on the LLVMBuild system, please see: +; +; http://llvm.org/docs/LLVMBuild.html +; +;===------------------------------------------------------------------------===; + +[component_0] +type = Library +name = SparcAsmPrinter +parent = Sparc +required_libraries = MC Support +add_to_library_groups = Sparc diff --git a/lib/Target/Sparc/InstPrinter/Makefile b/lib/Target/Sparc/InstPrinter/Makefile new file mode 100644 index 0000000000..2dabd82965 --- /dev/null +++ b/lib/Target/Sparc/InstPrinter/Makefile @@ -0,0 +1,16 @@ +##===- lib/Target/Sparc/InstPrinter/Makefile ---------------*- Makefile -*-===## +# +# The LLVM Compiler Infrastructure +# +# This file is distributed under the University of Illinois Open Source +# License. See LICENSE.TXT for details. +# +##===----------------------------------------------------------------------===## + +LEVEL = ../../../.. +LIBRARYNAME = LLVMSparcAsmPrinter + +# Hack: we need to include 'main' target directory to grab private headers +CPP.Flags += -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/.. + +include $(LEVEL)/Makefile.common diff --git a/lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp b/lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp new file mode 100644 index 0000000000..1c5a334f24 --- /dev/null +++ b/lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp @@ -0,0 +1,95 @@ +//===-- SparcInstPrinter.cpp - Convert Sparc MCInst to assembly syntax -----==// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This class prints an Sparc MCInst to a .s file. +// +//===----------------------------------------------------------------------===// + +#define DEBUG_TYPE "asm-printer" +#include "SparcInstPrinter.h" + +#include "Sparc.h" +#include "MCTargetDesc/SparcBaseInfo.h" +#include "llvm/MC/MCExpr.h" +#include "llvm/MC/MCInst.h" +#include "llvm/MC/MCSymbol.h" +#include "llvm/Support/raw_ostream.h" +using namespace llvm; + +#define GET_INSTRUCTION_NAME +// Uncomment the following line once we are ready to use MCAsmWriter. +//#include "SparcGenAsmWriter.inc" + +void SparcInstPrinter::printRegName(raw_ostream &OS, unsigned RegNo) const +{ + OS << '%' << StringRef(getRegisterName(RegNo)).lower(); +} + +void SparcInstPrinter::printInst(const MCInst *MI, raw_ostream &O, + StringRef Annot) +{ + printInstruction(MI, O); + printAnnotation(O, Annot); +} + +void SparcInstPrinter::printOperand(const MCInst *MI, int opNum, + raw_ostream &O) +{ + const MCOperand &MO = MI->getOperand (opNum); + + if (MO.isReg()) { + printRegName(O, MO.getReg()); + return ; + } + + if (MO.isImm()) { + O << (int)MO.getImm(); + return; + } + + assert(MO.isExpr() && "Unknown operand kind in printOperand"); + MO.getExpr()->print(O); +} + +void SparcInstPrinter::printMemOperand(const MCInst *MI, int opNum, + raw_ostream &O, const char *Modifier) +{ + printOperand(MI, opNum, O); + + // If this is an ADD operand, emit it like normal operands. + if (Modifier && !strcmp(Modifier, "arith")) { + O << ", "; + printOperand(MI, opNum+1, O); + return; + } + const MCOperand &MO = MI->getOperand(opNum+1); + + if (MO.isReg() && MO.getReg() == SP::G0) + return; // don't print "+%g0" + if (MO.isImm() && MO.getImm() == 0) + return; // don't print "+0" + + O << "+"; + + printOperand(MI, opNum+1, O); +} + +void SparcInstPrinter::printCCOperand(const MCInst *MI, int opNum, + raw_ostream &O) +{ + int CC = (int)MI->getOperand(opNum).getImm(); + O << SPARCCondCodeToString((SPCC::CondCodes)CC); +} + +bool SparcInstPrinter::printGetPCX(const MCInst *MI, unsigned opNum, + raw_ostream &O) +{ + assert(0 && "FIXME: Implement SparcInstPrinter::printGetPCX."); + return true; +} diff --git a/lib/Target/Sparc/InstPrinter/SparcInstPrinter.h b/lib/Target/Sparc/InstPrinter/SparcInstPrinter.h new file mode 100644 index 0000000000..c6b57f826b --- /dev/null +++ b/lib/Target/Sparc/InstPrinter/SparcInstPrinter.h @@ -0,0 +1,46 @@ +//===-- SparcInstPrinter.h - Convert Sparc MCInst to assembly syntax ------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This class prints an Sparc MCInst to a .s file. +// +//===----------------------------------------------------------------------===// + +#ifndef SparcINSTPRINTER_H +#define SparcINSTPRINTER_H + +#include "llvm/MC/MCInstPrinter.h" + +namespace llvm { + +class MCOperand; + +class SparcInstPrinter : public MCInstPrinter { +public: + SparcInstPrinter(const MCAsmInfo &MAI, + const MCInstrInfo &MII, + const MCRegisterInfo &MRI) + : MCInstPrinter(MAI, MII, MRI) {} + + virtual void printRegName(raw_ostream &OS, unsigned RegNo) const; + virtual void printInst(const MCInst *MI, raw_ostream &O, StringRef Annot); + + // Autogenerated by tblgen. + void printInstruction(const MCInst *MI, raw_ostream &O); + static const char *getRegisterName(unsigned RegNo); + + void printOperand(const MCInst *MI, int opNum, raw_ostream &OS); + void printMemOperand(const MCInst *MI, int opNum, raw_ostream &OS, + const char *Modifier = 0); + void printCCOperand(const MCInst *MI, int opNum, raw_ostream &OS); + bool printGetPCX(const MCInst *MI, unsigned OpNo, raw_ostream &OS); + +}; +} // end namespace llvm + +#endif diff --git a/lib/Target/Sparc/LLVMBuild.txt b/lib/Target/Sparc/LLVMBuild.txt index fd8e5d9fd8..1ac02b3058 100644 --- a/lib/Target/Sparc/LLVMBuild.txt +++ b/lib/Target/Sparc/LLVMBuild.txt @@ -16,7 +16,7 @@ ;===------------------------------------------------------------------------===; [common] -subdirectories = MCTargetDesc TargetInfo +subdirectories = InstPrinter MCTargetDesc TargetInfo [component_0] type = TargetGroup @@ -29,6 +29,6 @@ has_jit = 1 type = Library name = SparcCodeGen parent = Sparc -required_libraries = AsmPrinter CodeGen Core MC SelectionDAG SparcDesc - SparcInfo Support Target +required_libraries = AsmPrinter CodeGen Core MC SelectionDAG SparcAsmPrinter + SparcDesc SparcInfo Support Target add_to_library_groups = Sparc diff --git a/lib/Target/Sparc/Makefile b/lib/Target/Sparc/Makefile index c171db77cf..702b5cbfcc 100644 --- a/lib/Target/Sparc/Makefile +++ b/lib/Target/Sparc/Makefile @@ -17,7 +17,7 @@ BUILT_SOURCES = SparcGenRegisterInfo.inc SparcGenInstrInfo.inc \ SparcGenSubtargetInfo.inc SparcGenCallingConv.inc \ SparcGenCodeEmitter.inc -DIRS = TargetInfo MCTargetDesc +DIRS = InstPrinter TargetInfo MCTargetDesc include $(LEVEL)/Makefile.common |