set(MSVC_LIB_DEPS_LLVMX86AsmPrinter LLVMAsmPrinter LLVMCodeGen LLVMCore LLVMMC LLVMSupport LLVMSystem LLVMTarget LLVMX86CodeGen LLVMX86Info)
set(MSVC_LIB_DEPS_LLVMX86CodeGen LLVMCodeGen LLVMCore LLVMSelectionDAG LLVMSupport LLVMSystem LLVMTarget LLVMX86Info)
set(MSVC_LIB_DEPS_LLVMX86Info LLVMSupport)
-set(MSVC_LIB_DEPS_LLVMXCore LLVMAsmPrinter LLVMCodeGen LLVMCore LLVMSelectionDAG LLVMSupport LLVMSystem LLVMTarget LLVMXCoreInfo)
+set(MSVC_LIB_DEPS_LLVMXCore LLVMCodeGen LLVMCore LLVMMC LLVMSelectionDAG LLVMSupport LLVMSystem LLVMTarget LLVMXCoreInfo)
+set(MSVC_LIB_DEPS_LLVMXCoreAsmPrinter LLVMAsmPrinter LLVMCodeGen LLVMCore LLVMSupport LLVMSystem LLVMTarget LLVMXCoreInfo)
set(MSVC_LIB_DEPS_LLVMXCoreInfo LLVMSupport)
set(MSVC_LIB_DEPS_LLVMipa LLVMAnalysis LLVMCore LLVMSupport LLVMSystem)
set(MSVC_LIB_DEPS_LLVMipo LLVMAnalysis LLVMCore LLVMSupport LLVMSystem LLVMTarget LLVMTransformUtils LLVMipa)
--- /dev/null
+include_directories( ${CMAKE_CURRENT_BINARY_DIR}/.. ${CMAKE_CURRENT_SOURCE_DIR}/.. )
+
+add_llvm_library(LLVMXCoreAsmPrinter
+ XCoreAsmPrinter.cpp
+ )
+add_dependencies(LLVMXCoreAsmPrinter XCoreCodeGenTable_gen)
--- /dev/null
+##===- lib/Target/ARM/Makefile -----------------------------*- Makefile -*-===##
+#
+# The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+##===----------------------------------------------------------------------===##
+LEVEL = ../../../..
+LIBRARYNAME = LLVMXCoreAsmPrinter
+
+# Hack: we need to include 'main' XCore target directory to grab private headers
+CPPFLAGS = -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/..
+
+include $(LEVEL)/Makefile.common
--- /dev/null
+//===-- XCoreAsmPrinter.cpp - XCore LLVM assembly writer ------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains a printer that converts from our internal representation
+// of machine-dependent LLVM code to the XAS-format XCore assembly language.
+//
+//===----------------------------------------------------------------------===//
+
+#define DEBUG_TYPE "asm-printer"
+#include "XCore.h"
+#include "XCoreInstrInfo.h"
+#include "XCoreSubtarget.h"
+#include "XCoreTargetAsmInfo.h"
+#include "XCoreTargetMachine.h"
+#include "llvm/Constants.h"
+#include "llvm/DerivedTypes.h"
+#include "llvm/Module.h"
+#include "llvm/CodeGen/AsmPrinter.h"
+#include "llvm/CodeGen/DwarfWriter.h"
+#include "llvm/CodeGen/MachineModuleInfo.h"
+#include "llvm/CodeGen/MachineFunctionPass.h"
+#include "llvm/CodeGen/MachineConstantPool.h"
+#include "llvm/CodeGen/MachineInstr.h"
+#include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetLoweringObjectFile.h"
+#include "llvm/Target/TargetRegistry.h"
+#include "llvm/Support/Mangler.h"
+#include "llvm/ADT/Statistic.h"
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/FormattedStream.h"
+#include "llvm/Support/MathExtras.h"
+#include <algorithm>
+#include <cctype>
+using namespace llvm;
+
+STATISTIC(EmittedInsts, "Number of machine instrs printed");
+
+static cl::opt<unsigned> MaxThreads("xcore-max-threads", cl::Optional,
+ cl::desc("Maximum number of threads (for emulation thread-local storage)"),
+ cl::Hidden,
+ cl::value_desc("number"),
+ cl::init(8));
+
+namespace {
+ class VISIBILITY_HIDDEN XCoreAsmPrinter : public AsmPrinter {
+ DwarfWriter *DW;
+ const XCoreSubtarget &Subtarget;
+ public:
+ explicit XCoreAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
+ const TargetAsmInfo *T, bool V)
+ : AsmPrinter(O, TM, T, V), DW(0),
+ Subtarget(TM.getSubtarget<XCoreSubtarget>()) {}
+
+ virtual const char *getPassName() const {
+ return "XCore Assembly Printer";
+ }
+
+ void printMemOperand(const MachineInstr *MI, int opNum);
+ void printOperand(const MachineInstr *MI, int opNum);
+ bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant, const char *ExtraCode);
+
+ void emitGlobalDirective(const std::string &name);
+ void emitExternDirective(const std::string &name);
+
+ void emitArrayBound(const std::string &name, const GlobalVariable *GV);
+ virtual void PrintGlobalVariable(const GlobalVariable *GV);
+
+ void emitFunctionStart(MachineFunction &MF);
+ void emitFunctionEnd(MachineFunction &MF);
+
+ void printInstruction(const MachineInstr *MI); // autogenerated.
+ void printMachineInstruction(const MachineInstr *MI);
+ bool runOnMachineFunction(MachineFunction &F);
+ bool doInitialization(Module &M);
+
+ void getAnalysisUsage(AnalysisUsage &AU) const {
+ AsmPrinter::getAnalysisUsage(AU);
+ AU.setPreservesAll();
+ AU.addRequired<MachineModuleInfo>();
+ AU.addRequired<DwarfWriter>();
+ }
+ };
+} // end of anonymous namespace
+
+#include "XCoreGenAsmWriter.inc"
+
+void XCoreAsmPrinter::
+emitGlobalDirective(const std::string &name)
+{
+ O << TAI->getGlobalDirective() << name;
+ O << "\n";
+}
+
+void XCoreAsmPrinter::
+emitExternDirective(const std::string &name)
+{
+ O << "\t.extern\t" << name;
+ O << '\n';
+}
+
+void XCoreAsmPrinter::
+emitArrayBound(const std::string &name, const GlobalVariable *GV)
+{
+ assert(((GV->hasExternalLinkage() ||
+ GV->hasWeakLinkage()) ||
+ GV->hasLinkOnceLinkage()) && "Unexpected linkage");
+ if (const ArrayType *ATy = dyn_cast<ArrayType>(
+ cast<PointerType>(GV->getType())->getElementType()))
+ {
+ O << TAI->getGlobalDirective() << name << ".globound" << "\n";
+ O << TAI->getSetDirective() << name << ".globound" << ","
+ << ATy->getNumElements() << "\n";
+ if (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage()) {
+ // TODO Use COMDAT groups for LinkOnceLinkage
+ O << TAI->getWeakDefDirective() << name << ".globound" << "\n";
+ }
+ }
+}
+
+void XCoreAsmPrinter::PrintGlobalVariable(const GlobalVariable *GV) {
+ // Check to see if this is a special global used by LLVM, if so, emit it.
+ if (!GV->hasInitializer() ||
+ EmitSpecialLLVMGlobal(GV))
+ return;
+
+ const TargetData *TD = TM.getTargetData();
+
+ SwitchToSection(getObjFileLowering().SectionForGlobal(GV, Mang, TM));
+
+ std::string name = Mang->getMangledName(GV);
+ Constant *C = GV->getInitializer();
+ unsigned Align = (unsigned)TD->getPreferredTypeAlignmentShift(C->getType());
+
+ // Mark the start of the global
+ O << "\t.cc_top " << name << ".data," << name << "\n";
+
+ switch (GV->getLinkage()) {
+ case GlobalValue::AppendingLinkage:
+ llvm_report_error("AppendingLinkage is not supported by this target!");
+ case GlobalValue::LinkOnceAnyLinkage:
+ case GlobalValue::LinkOnceODRLinkage:
+ case GlobalValue::WeakAnyLinkage:
+ case GlobalValue::WeakODRLinkage:
+ case GlobalValue::ExternalLinkage:
+ emitArrayBound(name, GV);
+ emitGlobalDirective(name);
+ // TODO Use COMDAT groups for LinkOnceLinkage
+ if (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage()) {
+ O << TAI->getWeakDefDirective() << name << "\n";
+ }
+ // FALL THROUGH
+ case GlobalValue::InternalLinkage:
+ case GlobalValue::PrivateLinkage:
+ case GlobalValue::LinkerPrivateLinkage:
+ break;
+ case GlobalValue::GhostLinkage:
+ llvm_unreachable("Should not have any unmaterialized functions!");
+ case GlobalValue::DLLImportLinkage:
+ llvm_unreachable("DLLImport linkage is not supported by this target!");
+ case GlobalValue::DLLExportLinkage:
+ llvm_unreachable("DLLExport linkage is not supported by this target!");
+ default:
+ llvm_unreachable("Unknown linkage type!");
+ }
+
+ EmitAlignment(Align, GV, 2);
+
+ unsigned Size = TD->getTypeAllocSize(C->getType());
+ if (GV->isThreadLocal()) {
+ Size *= MaxThreads;
+ }
+ if (TAI->hasDotTypeDotSizeDirective()) {
+ O << "\t.type " << name << ",@object\n";
+ O << "\t.size " << name << "," << Size << "\n";
+ }
+ O << name << ":\n";
+
+ EmitGlobalConstant(C);
+ if (GV->isThreadLocal()) {
+ for (unsigned i = 1; i < MaxThreads; ++i) {
+ EmitGlobalConstant(C);
+ }
+ }
+ if (Size < 4) {
+ // The ABI requires that unsigned scalar types smaller than 32 bits
+ // are are padded to 32 bits.
+ EmitZeros(4 - Size);
+ }
+
+ // Mark the end of the global
+ O << "\t.cc_bottom " << name << ".data\n";
+}
+
+/// Emit the directives on the start of functions
+void XCoreAsmPrinter::emitFunctionStart(MachineFunction &MF) {
+ // Print out the label for the function.
+ const Function *F = MF.getFunction();
+
+ SwitchToSection(getObjFileLowering().SectionForGlobal(F, Mang, TM));
+
+ // Mark the start of the function
+ O << "\t.cc_top " << CurrentFnName << ".function," << CurrentFnName << "\n";
+
+ switch (F->getLinkage()) {
+ default: llvm_unreachable("Unknown linkage type!");
+ case Function::InternalLinkage: // Symbols default to internal.
+ case Function::PrivateLinkage:
+ case Function::LinkerPrivateLinkage:
+ break;
+ case Function::ExternalLinkage:
+ emitGlobalDirective(CurrentFnName);
+ break;
+ case Function::LinkOnceAnyLinkage:
+ case Function::LinkOnceODRLinkage:
+ case Function::WeakAnyLinkage:
+ case Function::WeakODRLinkage:
+ // TODO Use COMDAT groups for LinkOnceLinkage
+ O << TAI->getGlobalDirective() << CurrentFnName << "\n";
+ O << TAI->getWeakDefDirective() << CurrentFnName << "\n";
+ break;
+ }
+ // (1 << 1) byte aligned
+ EmitAlignment(MF.getAlignment(), F, 1);
+ if (TAI->hasDotTypeDotSizeDirective()) {
+ O << "\t.type " << CurrentFnName << ",@function\n";
+ }
+ O << CurrentFnName << ":\n";
+}
+
+/// Emit the directives on the end of functions
+void XCoreAsmPrinter::
+emitFunctionEnd(MachineFunction &MF)
+{
+ // Mark the end of the function
+ O << "\t.cc_bottom " << CurrentFnName << ".function\n";
+}
+
+/// runOnMachineFunction - This uses the printMachineInstruction()
+/// method to print assembly for each instruction.
+///
+bool XCoreAsmPrinter::runOnMachineFunction(MachineFunction &MF)
+{
+ this->MF = &MF;
+
+ SetupMachineFunction(MF);
+
+ // Print out constants referenced by the function
+ EmitConstantPool(MF.getConstantPool());
+
+ // Print out jump tables referenced by the function
+ EmitJumpTableInfo(MF.getJumpTableInfo(), MF);
+
+ // Emit the function start directives
+ emitFunctionStart(MF);
+
+ // Emit pre-function debug information.
+ DW->BeginFunction(&MF);
+
+ // Print out code for the function.
+ for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
+ I != E; ++I) {
+
+ // Print a label for the basic block.
+ if (I != MF.begin()) {
+ printBasicBlockLabel(I, true , true);
+ O << '\n';
+ }
+
+ for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
+ II != E; ++II) {
+ // Print the assembly for the instruction.
+ O << "\t";
+ printMachineInstruction(II);
+ }
+
+ // Each Basic Block is separated by a newline
+ O << '\n';
+ }
+
+ // Emit function end directives
+ emitFunctionEnd(MF);
+
+ // Emit post-function debug information.
+ DW->EndFunction(&MF);
+
+ // We didn't modify anything.
+ return false;
+}
+
+void XCoreAsmPrinter::printMemOperand(const MachineInstr *MI, int opNum)
+{
+ printOperand(MI, opNum);
+
+ if (MI->getOperand(opNum+1).isImm()
+ && MI->getOperand(opNum+1).getImm() == 0)
+ return;
+
+ O << "+";
+ printOperand(MI, opNum+1);
+}
+
+void XCoreAsmPrinter::printOperand(const MachineInstr *MI, int opNum) {
+ const MachineOperand &MO = MI->getOperand(opNum);
+ switch (MO.getType()) {
+ case MachineOperand::MO_Register:
+ if (TargetRegisterInfo::isPhysicalRegister(MO.getReg()))
+ O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
+ else
+ llvm_unreachable("not implemented");
+ break;
+ case MachineOperand::MO_Immediate:
+ O << MO.getImm();
+ break;
+ case MachineOperand::MO_MachineBasicBlock:
+ printBasicBlockLabel(MO.getMBB());
+ break;
+ case MachineOperand::MO_GlobalAddress:
+ O << Mang->getMangledName(MO.getGlobal());
+ break;
+ case MachineOperand::MO_ExternalSymbol:
+ O << MO.getSymbolName();
+ break;
+ case MachineOperand::MO_ConstantPoolIndex:
+ O << TAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber()
+ << '_' << MO.getIndex();
+ break;
+ case MachineOperand::MO_JumpTableIndex:
+ O << TAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber()
+ << '_' << MO.getIndex();
+ break;
+ default:
+ llvm_unreachable("not implemented");
+ }
+}
+
+/// PrintAsmOperand - Print out an operand for an inline asm expression.
+///
+bool XCoreAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant,
+ const char *ExtraCode) {
+ printOperand(MI, OpNo);
+ return false;
+}
+
+void XCoreAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
+ ++EmittedInsts;
+
+ // Check for mov mnemonic
+ unsigned src, dst, srcSR, dstSR;
+ if (TM.getInstrInfo()->isMoveInstr(*MI, src, dst, srcSR, dstSR)) {
+ O << "\tmov ";
+ O << TM.getRegisterInfo()->get(dst).AsmName;
+ O << ", ";
+ O << TM.getRegisterInfo()->get(src).AsmName;
+ O << "\n";
+ return;
+ }
+ printInstruction(MI);
+}
+
+bool XCoreAsmPrinter::doInitialization(Module &M) {
+ bool Result = AsmPrinter::doInitialization(M);
+ DW = getAnalysisIfAvailable<DwarfWriter>();
+
+ return Result;
+}
+
+// Force static initialization.
+extern "C" void LLVMInitializeXCoreAsmPrinter() {
+ RegisterAsmPrinter<XCoreAsmPrinter> X(TheXCoreTarget);
+}
add_llvm_target(XCore
MCSectionXCore.cpp
- XCoreAsmPrinter.cpp
XCoreFrameInfo.cpp
XCoreInstrInfo.cpp
XCoreISelDAGToDAG.cpp
#
##===----------------------------------------------------------------------===##
LEVEL = ../../..
-LIBRARYNAME = LLVMXCore
+LIBRARYNAME = LLVMXCoreCodeGen
TARGET = XCore
# Make sure that tblgen is run, first thing.
XCoreGenDAGISel.inc XCoreGenCallingConv.inc \
XCoreGenSubtarget.inc
-DIRS = TargetInfo
+DIRS = AsmPrinter TargetInfo
include $(LEVEL)/Makefile.common
+++ /dev/null
-//===-- XCoreAsmPrinter.cpp - XCore LLVM assembly writer ------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file contains a printer that converts from our internal representation
-// of machine-dependent LLVM code to the XAS-format XCore assembly language.
-//
-//===----------------------------------------------------------------------===//
-
-#define DEBUG_TYPE "asm-printer"
-#include "XCore.h"
-#include "XCoreInstrInfo.h"
-#include "XCoreSubtarget.h"
-#include "XCoreTargetAsmInfo.h"
-#include "XCoreTargetMachine.h"
-#include "llvm/Constants.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/Module.h"
-#include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/CodeGen/DwarfWriter.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
-#include "llvm/CodeGen/MachineFunctionPass.h"
-#include "llvm/CodeGen/MachineConstantPool.h"
-#include "llvm/CodeGen/MachineInstr.h"
-#include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetLoweringObjectFile.h"
-#include "llvm/Target/TargetRegistry.h"
-#include "llvm/Support/Mangler.h"
-#include "llvm/ADT/Statistic.h"
-#include "llvm/ADT/StringExtras.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/FormattedStream.h"
-#include "llvm/Support/MathExtras.h"
-#include <algorithm>
-#include <cctype>
-using namespace llvm;
-
-STATISTIC(EmittedInsts, "Number of machine instrs printed");
-
-static cl::opt<unsigned> MaxThreads("xcore-max-threads", cl::Optional,
- cl::desc("Maximum number of threads (for emulation thread-local storage)"),
- cl::Hidden,
- cl::value_desc("number"),
- cl::init(8));
-
-namespace {
- class VISIBILITY_HIDDEN XCoreAsmPrinter : public AsmPrinter {
- DwarfWriter *DW;
- const XCoreSubtarget &Subtarget;
- public:
- explicit XCoreAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
- const TargetAsmInfo *T, bool V)
- : AsmPrinter(O, TM, T, V), DW(0),
- Subtarget(TM.getSubtarget<XCoreSubtarget>()) {}
-
- virtual const char *getPassName() const {
- return "XCore Assembly Printer";
- }
-
- void printMemOperand(const MachineInstr *MI, int opNum);
- void printOperand(const MachineInstr *MI, int opNum);
- bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
- unsigned AsmVariant, const char *ExtraCode);
-
- void emitGlobalDirective(const std::string &name);
- void emitExternDirective(const std::string &name);
-
- void emitArrayBound(const std::string &name, const GlobalVariable *GV);
- virtual void PrintGlobalVariable(const GlobalVariable *GV);
-
- void emitFunctionStart(MachineFunction &MF);
- void emitFunctionEnd(MachineFunction &MF);
-
- void printInstruction(const MachineInstr *MI); // autogenerated.
- void printMachineInstruction(const MachineInstr *MI);
- bool runOnMachineFunction(MachineFunction &F);
- bool doInitialization(Module &M);
-
- void getAnalysisUsage(AnalysisUsage &AU) const {
- AsmPrinter::getAnalysisUsage(AU);
- AU.setPreservesAll();
- AU.addRequired<MachineModuleInfo>();
- AU.addRequired<DwarfWriter>();
- }
- };
-} // end of anonymous namespace
-
-#include "XCoreGenAsmWriter.inc"
-
-void XCoreAsmPrinter::
-emitGlobalDirective(const std::string &name)
-{
- O << TAI->getGlobalDirective() << name;
- O << "\n";
-}
-
-void XCoreAsmPrinter::
-emitExternDirective(const std::string &name)
-{
- O << "\t.extern\t" << name;
- O << '\n';
-}
-
-void XCoreAsmPrinter::
-emitArrayBound(const std::string &name, const GlobalVariable *GV)
-{
- assert(((GV->hasExternalLinkage() ||
- GV->hasWeakLinkage()) ||
- GV->hasLinkOnceLinkage()) && "Unexpected linkage");
- if (const ArrayType *ATy = dyn_cast<ArrayType>(
- cast<PointerType>(GV->getType())->getElementType()))
- {
- O << TAI->getGlobalDirective() << name << ".globound" << "\n";
- O << TAI->getSetDirective() << name << ".globound" << ","
- << ATy->getNumElements() << "\n";
- if (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage()) {
- // TODO Use COMDAT groups for LinkOnceLinkage
- O << TAI->getWeakDefDirective() << name << ".globound" << "\n";
- }
- }
-}
-
-void XCoreAsmPrinter::PrintGlobalVariable(const GlobalVariable *GV) {
- // Check to see if this is a special global used by LLVM, if so, emit it.
- if (!GV->hasInitializer() ||
- EmitSpecialLLVMGlobal(GV))
- return;
-
- const TargetData *TD = TM.getTargetData();
-
- SwitchToSection(getObjFileLowering().SectionForGlobal(GV, Mang, TM));
-
- std::string name = Mang->getMangledName(GV);
- Constant *C = GV->getInitializer();
- unsigned Align = (unsigned)TD->getPreferredTypeAlignmentShift(C->getType());
-
- // Mark the start of the global
- O << "\t.cc_top " << name << ".data," << name << "\n";
-
- switch (GV->getLinkage()) {
- case GlobalValue::AppendingLinkage:
- llvm_report_error("AppendingLinkage is not supported by this target!");
- case GlobalValue::LinkOnceAnyLinkage:
- case GlobalValue::LinkOnceODRLinkage:
- case GlobalValue::WeakAnyLinkage:
- case GlobalValue::WeakODRLinkage:
- case GlobalValue::ExternalLinkage:
- emitArrayBound(name, GV);
- emitGlobalDirective(name);
- // TODO Use COMDAT groups for LinkOnceLinkage
- if (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage()) {
- O << TAI->getWeakDefDirective() << name << "\n";
- }
- // FALL THROUGH
- case GlobalValue::InternalLinkage:
- case GlobalValue::PrivateLinkage:
- case GlobalValue::LinkerPrivateLinkage:
- break;
- case GlobalValue::GhostLinkage:
- llvm_unreachable("Should not have any unmaterialized functions!");
- case GlobalValue::DLLImportLinkage:
- llvm_unreachable("DLLImport linkage is not supported by this target!");
- case GlobalValue::DLLExportLinkage:
- llvm_unreachable("DLLExport linkage is not supported by this target!");
- default:
- llvm_unreachable("Unknown linkage type!");
- }
-
- EmitAlignment(Align, GV, 2);
-
- unsigned Size = TD->getTypeAllocSize(C->getType());
- if (GV->isThreadLocal()) {
- Size *= MaxThreads;
- }
- if (TAI->hasDotTypeDotSizeDirective()) {
- O << "\t.type " << name << ",@object\n";
- O << "\t.size " << name << "," << Size << "\n";
- }
- O << name << ":\n";
-
- EmitGlobalConstant(C);
- if (GV->isThreadLocal()) {
- for (unsigned i = 1; i < MaxThreads; ++i) {
- EmitGlobalConstant(C);
- }
- }
- if (Size < 4) {
- // The ABI requires that unsigned scalar types smaller than 32 bits
- // are are padded to 32 bits.
- EmitZeros(4 - Size);
- }
-
- // Mark the end of the global
- O << "\t.cc_bottom " << name << ".data\n";
-}
-
-/// Emit the directives on the start of functions
-void XCoreAsmPrinter::emitFunctionStart(MachineFunction &MF) {
- // Print out the label for the function.
- const Function *F = MF.getFunction();
-
- SwitchToSection(getObjFileLowering().SectionForGlobal(F, Mang, TM));
-
- // Mark the start of the function
- O << "\t.cc_top " << CurrentFnName << ".function," << CurrentFnName << "\n";
-
- switch (F->getLinkage()) {
- default: llvm_unreachable("Unknown linkage type!");
- case Function::InternalLinkage: // Symbols default to internal.
- case Function::PrivateLinkage:
- case Function::LinkerPrivateLinkage:
- break;
- case Function::ExternalLinkage:
- emitGlobalDirective(CurrentFnName);
- break;
- case Function::LinkOnceAnyLinkage:
- case Function::LinkOnceODRLinkage:
- case Function::WeakAnyLinkage:
- case Function::WeakODRLinkage:
- // TODO Use COMDAT groups for LinkOnceLinkage
- O << TAI->getGlobalDirective() << CurrentFnName << "\n";
- O << TAI->getWeakDefDirective() << CurrentFnName << "\n";
- break;
- }
- // (1 << 1) byte aligned
- EmitAlignment(MF.getAlignment(), F, 1);
- if (TAI->hasDotTypeDotSizeDirective()) {
- O << "\t.type " << CurrentFnName << ",@function\n";
- }
- O << CurrentFnName << ":\n";
-}
-
-/// Emit the directives on the end of functions
-void XCoreAsmPrinter::
-emitFunctionEnd(MachineFunction &MF)
-{
- // Mark the end of the function
- O << "\t.cc_bottom " << CurrentFnName << ".function\n";
-}
-
-/// runOnMachineFunction - This uses the printMachineInstruction()
-/// method to print assembly for each instruction.
-///
-bool XCoreAsmPrinter::runOnMachineFunction(MachineFunction &MF)
-{
- this->MF = &MF;
-
- SetupMachineFunction(MF);
-
- // Print out constants referenced by the function
- EmitConstantPool(MF.getConstantPool());
-
- // Print out jump tables referenced by the function
- EmitJumpTableInfo(MF.getJumpTableInfo(), MF);
-
- // Emit the function start directives
- emitFunctionStart(MF);
-
- // Emit pre-function debug information.
- DW->BeginFunction(&MF);
-
- // Print out code for the function.
- for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
- I != E; ++I) {
-
- // Print a label for the basic block.
- if (I != MF.begin()) {
- printBasicBlockLabel(I, true , true);
- O << '\n';
- }
-
- for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
- II != E; ++II) {
- // Print the assembly for the instruction.
- O << "\t";
- printMachineInstruction(II);
- }
-
- // Each Basic Block is separated by a newline
- O << '\n';
- }
-
- // Emit function end directives
- emitFunctionEnd(MF);
-
- // Emit post-function debug information.
- DW->EndFunction(&MF);
-
- // We didn't modify anything.
- return false;
-}
-
-void XCoreAsmPrinter::printMemOperand(const MachineInstr *MI, int opNum)
-{
- printOperand(MI, opNum);
-
- if (MI->getOperand(opNum+1).isImm()
- && MI->getOperand(opNum+1).getImm() == 0)
- return;
-
- O << "+";
- printOperand(MI, opNum+1);
-}
-
-void XCoreAsmPrinter::printOperand(const MachineInstr *MI, int opNum) {
- const MachineOperand &MO = MI->getOperand(opNum);
- switch (MO.getType()) {
- case MachineOperand::MO_Register:
- if (TargetRegisterInfo::isPhysicalRegister(MO.getReg()))
- O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
- else
- llvm_unreachable("not implemented");
- break;
- case MachineOperand::MO_Immediate:
- O << MO.getImm();
- break;
- case MachineOperand::MO_MachineBasicBlock:
- printBasicBlockLabel(MO.getMBB());
- break;
- case MachineOperand::MO_GlobalAddress:
- O << Mang->getMangledName(MO.getGlobal());
- break;
- case MachineOperand::MO_ExternalSymbol:
- O << MO.getSymbolName();
- break;
- case MachineOperand::MO_ConstantPoolIndex:
- O << TAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber()
- << '_' << MO.getIndex();
- break;
- case MachineOperand::MO_JumpTableIndex:
- O << TAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber()
- << '_' << MO.getIndex();
- break;
- default:
- llvm_unreachable("not implemented");
- }
-}
-
-/// PrintAsmOperand - Print out an operand for an inline asm expression.
-///
-bool XCoreAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
- unsigned AsmVariant,
- const char *ExtraCode) {
- printOperand(MI, OpNo);
- return false;
-}
-
-void XCoreAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
- ++EmittedInsts;
-
- // Check for mov mnemonic
- unsigned src, dst, srcSR, dstSR;
- if (TM.getInstrInfo()->isMoveInstr(*MI, src, dst, srcSR, dstSR)) {
- O << "\tmov ";
- O << TM.getRegisterInfo()->get(dst).AsmName;
- O << ", ";
- O << TM.getRegisterInfo()->get(src).AsmName;
- O << "\n";
- return;
- }
- printInstruction(MI);
-}
-
-bool XCoreAsmPrinter::doInitialization(Module &M) {
- bool Result = AsmPrinter::doInitialization(M);
- DW = getAnalysisIfAvailable<DwarfWriter>();
-
- return Result;
-}
-
-
-
-// Force static initialization.
-extern "C" void LLVMInitializeXCoreTarget() {
- RegisterTargetMachine<XCoreTargetMachine> X(TheXCoreTarget);
- RegisterAsmPrinter<XCoreAsmPrinter> Y(TheXCoreTarget);
- RegisterAsmInfo<XCoreTargetAsmInfo> Z(TheXCoreTarget);
-}
#include "XCore.h"
#include "llvm/Module.h"
#include "llvm/PassManager.h"
+#include "llvm/Target/TargetRegistry.h"
using namespace llvm;
/// XCoreTargetMachine ctor - Create an ILP32 architecture model
PM.add(createXCoreISelDag(*this));
return false;
}
+
+// Force static initialization.
+extern "C" void LLVMInitializeXCoreTarget() {
+ RegisterTargetMachine<XCoreTargetMachine> X(TheXCoreTarget);
+ RegisterAsmInfo<XCoreTargetAsmInfo> Y(TheXCoreTarget);
+}
projects / oota-llvm.git / commitdiff