From 95cf7e7ed651e173a063c93ed9ae31d063a7a65b Mon Sep 17 00:00:00 2001 From: Daniel Dunbar Date: Thu, 13 Aug 2009 16:57:03 +0000 Subject: [PATCH] Remove obsoleted files (from AsmPrinter move) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78917 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/PIC16/CMakeLists.txt | 1 - lib/Target/PIC16/PIC16AsmPrinter.cpp | 486 --------------------------- lib/Target/PIC16/PIC16AsmPrinter.h | 79 ----- 3 files changed, 566 deletions(-) delete mode 100644 lib/Target/PIC16/PIC16AsmPrinter.cpp delete mode 100644 lib/Target/PIC16/PIC16AsmPrinter.h diff --git a/lib/Target/PIC16/CMakeLists.txt b/lib/Target/PIC16/CMakeLists.txt index ba1dfb45fc2..b8cb84dcad1 100644 --- a/lib/Target/PIC16/CMakeLists.txt +++ b/lib/Target/PIC16/CMakeLists.txt @@ -11,7 +11,6 @@ tablegen(PIC16GenCallingConv.inc -gen-callingconv) tablegen(PIC16GenSubtarget.inc -gen-subtarget) add_llvm_target(PIC16 - PIC16AsmPrinter.cpp PIC16DebugInfo.cpp PIC16InstrInfo.cpp PIC16ISelDAGToDAG.cpp diff --git a/lib/Target/PIC16/PIC16AsmPrinter.cpp b/lib/Target/PIC16/PIC16AsmPrinter.cpp deleted file mode 100644 index 1cd64f616fc..00000000000 --- a/lib/Target/PIC16/PIC16AsmPrinter.cpp +++ /dev/null @@ -1,486 +0,0 @@ -//===-- PIC16AsmPrinter.cpp - PIC16 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 PIC16 assembly language. -// -//===----------------------------------------------------------------------===// - -#include "PIC16AsmPrinter.h" -#include "PIC16Section.h" -#include "PIC16TargetAsmInfo.h" -#include "llvm/DerivedTypes.h" -#include "llvm/Function.h" -#include "llvm/Module.h" -#include "llvm/CodeGen/DwarfWriter.h" -#include "llvm/CodeGen/MachineFrameInfo.h" -#include "llvm/CodeGen/DwarfWriter.h" -#include "llvm/CodeGen/MachineModuleInfo.h" -#include "llvm/Target/TargetRegistry.h" -#include "llvm/Target/TargetLoweringObjectFile.h" -#include "llvm/Support/ErrorHandling.h" -#include "llvm/Support/FormattedStream.h" -#include "llvm/Support/Mangler.h" -#include -using namespace llvm; - -#include "PIC16GenAsmWriter.inc" - -PIC16AsmPrinter::PIC16AsmPrinter(formatted_raw_ostream &O, TargetMachine &TM, - const TargetAsmInfo *T, bool V) -: AsmPrinter(O, TM, T, V), DbgInfo(O, T) { - PTLI = static_cast(TM.getTargetLowering()); - PTAI = static_cast(T); - PTOF = (PIC16TargetObjectFile*)&PTLI->getObjFileLowering(); -} - -bool PIC16AsmPrinter::printMachineInstruction(const MachineInstr *MI) { - printInstruction(MI); - return true; -} - -/// runOnMachineFunction - This emits the frame section, autos section and -/// assembly for each instruction. Also takes care of function begin debug -/// directive and file begin debug directive (if required) for the function. -/// -bool PIC16AsmPrinter::runOnMachineFunction(MachineFunction &MF) { - this->MF = &MF; - - // This calls the base class function required to be called at beginning - // of runOnMachineFunction. - SetupMachineFunction(MF); - - // Get the mangled name. - const Function *F = MF.getFunction(); - CurrentFnName = Mang->getMangledName(F); - - // Emit the function frame (args and temps). - EmitFunctionFrame(MF); - - DbgInfo.BeginFunction(MF); - - // Emit the autos section of function. - EmitAutos(CurrentFnName); - - // Now emit the instructions of function in its code section. - const MCSection *fCodeSection = - getObjFileLowering().getSectionForFunction(CurrentFnName); - // Start the Code Section. - O << "\n"; - SwitchToSection(fCodeSection); - - // Emit the frame address of the function at the beginning of code. - O << "\tretlw low(" << PAN::getFrameLabel(CurrentFnName) << ")\n"; - O << "\tretlw high(" << PAN::getFrameLabel(CurrentFnName) << ")\n"; - - // Emit function start label. - O << CurrentFnName << ":\n"; - - DebugLoc CurDL; - O << "\n"; - // 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); - O << '\n'; - } - - // Print a basic block. - for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end(); - II != E; ++II) { - - // Emit the line directive if source line changed. - const DebugLoc DL = II->getDebugLoc(); - if (!DL.isUnknown() && DL != CurDL) { - DbgInfo.ChangeDebugLoc(MF, DL); - CurDL = DL; - } - - // Print the assembly for the instruction. - printMachineInstruction(II); - } - } - - // Emit function end debug directives. - DbgInfo.EndFunction(MF); - - return false; // we didn't modify anything. -} - - -// printOperand - print operand of insn. -void PIC16AsmPrinter::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"); - return; - - case MachineOperand::MO_Immediate: - O << (int)MO.getImm(); - return; - - case MachineOperand::MO_GlobalAddress: { - std::string Sname = Mang->getMangledName(MO.getGlobal()); - // FIXME: currently we do not have a memcpy def coming in the module - // by any chance, as we do not link in those as .bc lib. So these calls - // are always external and it is safe to emit an extern. - if (PAN::isMemIntrinsic(Sname)) { - LibcallDecls.push_back(createESName(Sname)); - } - - O << Sname; - break; - } - case MachineOperand::MO_ExternalSymbol: { - const char *Sname = MO.getSymbolName(); - - // If its a libcall name, record it to decls section. - if (PAN::getSymbolTag(Sname) == PAN::LIBCALL) { - LibcallDecls.push_back(Sname); - } - - // Record a call to intrinsic to print the extern declaration for it. - std::string Sym = Sname; - if (PAN::isMemIntrinsic(Sym)) { - Sym = PAN::addPrefix(Sym); - LibcallDecls.push_back(createESName(Sym)); - } - - O << Sym; - break; - } - case MachineOperand::MO_MachineBasicBlock: - printBasicBlockLabel(MO.getMBB()); - return; - - default: - llvm_unreachable(" Operand type not supported."); - } -} - -/// printCCOperand - Print the cond code operand. -/// -void PIC16AsmPrinter::printCCOperand(const MachineInstr *MI, int opNum) { - int CC = (int)MI->getOperand(opNum).getImm(); - O << PIC16CondCodeToString((PIC16CC::CondCodes)CC); -} - -// This function is used to sort the decls list. -// should return true if s1 should come before s2. -static bool is_before(const char *s1, const char *s2) { - return strcmp(s1, s2) <= 0; -} - -// This is used by list::unique below. -// unique will filter out duplicates if it knows them. -static bool is_duplicate(const char *s1, const char *s2) { - return !strcmp(s1, s2); -} - -/// printLibcallDecls - print the extern declarations for compiler -/// intrinsics. -/// -void PIC16AsmPrinter::printLibcallDecls() { - // If no libcalls used, return. - if (LibcallDecls.empty()) return; - - O << TAI->getCommentString() << "External decls for libcalls - BEGIN." <<"\n"; - // Remove duplicate entries. - LibcallDecls.sort(is_before); - LibcallDecls.unique(is_duplicate); - - for (std::list::const_iterator I = LibcallDecls.begin(); - I != LibcallDecls.end(); I++) { - O << TAI->getExternDirective() << *I << "\n"; - O << TAI->getExternDirective() << PAN::getArgsLabel(*I) << "\n"; - O << TAI->getExternDirective() << PAN::getRetvalLabel(*I) << "\n"; - } - O << TAI->getCommentString() << "External decls for libcalls - END." <<"\n"; -} - -/// doInitialization - Perfrom Module level initializations here. -/// One task that we do here is to sectionize all global variables. -/// The MemSelOptimizer pass depends on the sectionizing. -/// -bool PIC16AsmPrinter::doInitialization(Module &M) { - bool Result = AsmPrinter::doInitialization(M); - - // FIXME:: This is temporary solution to generate the include file. - // The processor should be passed to llc as in input and the header file - // should be generated accordingly. - O << "\n\t#include P16F1937.INC\n"; - - // Set the section names for all globals. - for (Module::global_iterator I = M.global_begin(), E = M.global_end(); - I != E; ++I) - if (!I->isDeclaration() && !I->hasAvailableExternallyLinkage()) { - const MCSection *S = getObjFileLowering().SectionForGlobal(I, Mang, TM); - - I->setSection(((const MCSectionPIC16*)S)->getName()); - } - - DbgInfo.BeginModule(M); - EmitFunctionDecls(M); - EmitUndefinedVars(M); - EmitDefinedVars(M); - EmitIData(M); - EmitUData(M); - EmitRomData(M); - return Result; -} - -/// Emit extern decls for functions imported from other modules, and emit -/// global declarations for function defined in this module and which are -/// available to other modules. -/// -void PIC16AsmPrinter::EmitFunctionDecls(Module &M) { - // Emit declarations for external functions. - O <<"\n"<getCommentString() << "Function Declarations - BEGIN." <<"\n"; - for (Module::iterator I = M.begin(), E = M.end(); I != E; I++) { - if (I->isIntrinsic()) - continue; - - std::string Name = Mang->getMangledName(I); - if (Name.compare("@abort") == 0) - continue; - - if (!I->isDeclaration() && !I->hasExternalLinkage()) - continue; - - // Do not emit memcpy, memset, and memmove here. - // Calls to these routines can be generated in two ways, - // 1. User calling the standard lib function - // 2. Codegen generating these calls for llvm intrinsics. - // In the first case a prototype is alread availale, while in - // second case the call is via and externalsym and the prototype is missing. - // So declarations for these are currently always getting printing by - // tracking both kind of references in printInstrunction. - if (I->isDeclaration() && PAN::isMemIntrinsic(Name)) continue; - - const char *directive = I->isDeclaration() ? TAI->getExternDirective() : - TAI->getGlobalDirective(); - - O << directive << Name << "\n"; - O << directive << PAN::getRetvalLabel(Name) << "\n"; - O << directive << PAN::getArgsLabel(Name) << "\n"; - } - - O << TAI->getCommentString() << "Function Declarations - END." <<"\n"; -} - -// Emit variables imported from other Modules. -void PIC16AsmPrinter::EmitUndefinedVars(Module &M) { - std::vector Items = PTOF->ExternalVarDecls->Items; - if (!Items.size()) return; - - O << "\n" << TAI->getCommentString() << "Imported Variables - BEGIN" << "\n"; - for (unsigned j = 0; j < Items.size(); j++) { - O << TAI->getExternDirective() << Mang->getMangledName(Items[j]) << "\n"; - } - O << TAI->getCommentString() << "Imported Variables - END" << "\n"; -} - -// Emit variables defined in this module and are available to other modules. -void PIC16AsmPrinter::EmitDefinedVars(Module &M) { - std::vector Items = PTOF->ExternalVarDefs->Items; - if (!Items.size()) return; - - O << "\n" << TAI->getCommentString() << "Exported Variables - BEGIN" << "\n"; - for (unsigned j = 0; j < Items.size(); j++) { - O << TAI->getGlobalDirective() << Mang->getMangledName(Items[j]) << "\n"; - } - O << TAI->getCommentString() << "Exported Variables - END" << "\n"; -} - -// Emit initialized data placed in ROM. -void PIC16AsmPrinter::EmitRomData(Module &M) { - // Print ROM Data section. - const std::vector &ROSections = PTOF->ROSections; - for (unsigned i = 0; i < ROSections.size(); i++) { - const std::vector &Items = ROSections[i]->Items; - if (!Items.size()) continue; - O << "\n"; - SwitchToSection(PTOF->ROSections[i]->S_); - for (unsigned j = 0; j < Items.size(); j++) { - O << Mang->getMangledName(Items[j]); - Constant *C = Items[j]->getInitializer(); - int AddrSpace = Items[j]->getType()->getAddressSpace(); - EmitGlobalConstant(C, AddrSpace); - } - } -} - -bool PIC16AsmPrinter::doFinalization(Module &M) { - printLibcallDecls(); - EmitRemainingAutos(); - DbgInfo.EndModule(M); - O << "\n\t" << "END\n"; - return AsmPrinter::doFinalization(M); -} - -void PIC16AsmPrinter::EmitFunctionFrame(MachineFunction &MF) { - const Function *F = MF.getFunction(); - std::string FuncName = Mang->getMangledName(F); - const TargetData *TD = TM.getTargetData(); - // Emit the data section name. - O << "\n"; - - const MCSection *fPDataSection = - getObjFileLowering().getSectionForFunctionFrame(CurrentFnName); - SwitchToSection(fPDataSection); - - // Emit function frame label - O << PAN::getFrameLabel(CurrentFnName) << ":\n"; - - const Type *RetType = F->getReturnType(); - unsigned RetSize = 0; - if (RetType->getTypeID() != Type::VoidTyID) - RetSize = TD->getTypeAllocSize(RetType); - - //Emit function return value space - // FIXME: Do not emit RetvalLable when retsize is zero. To do this - // we will need to avoid printing a global directive for Retval label - // in emitExternandGloblas. - if(RetSize > 0) - O << PAN::getRetvalLabel(CurrentFnName) << " RES " << RetSize << "\n"; - else - O << PAN::getRetvalLabel(CurrentFnName) << ": \n"; - - // Emit variable to hold the space for function arguments - unsigned ArgSize = 0; - for (Function::const_arg_iterator argi = F->arg_begin(), - arge = F->arg_end(); argi != arge ; ++argi) { - const Type *Ty = argi->getType(); - ArgSize += TD->getTypeAllocSize(Ty); - } - - O << PAN::getArgsLabel(CurrentFnName) << " RES " << ArgSize << "\n"; - - // Emit temporary space - int TempSize = PTLI->GetTmpSize(); - if (TempSize > 0) - O << PAN::getTempdataLabel(CurrentFnName) << " RES " << TempSize << '\n'; -} - -void PIC16AsmPrinter::EmitIData(Module &M) { - - // Print all IDATA sections. - const std::vector &IDATASections = PTOF->IDATASections; - for (unsigned i = 0; i < IDATASections.size(); i++) { - O << "\n"; - if (IDATASections[i]->S_->getName().find("llvm.") != std::string::npos) - continue; - SwitchToSection(IDATASections[i]->S_); - std::vector Items = IDATASections[i]->Items; - for (unsigned j = 0; j < Items.size(); j++) { - std::string Name = Mang->getMangledName(Items[j]); - Constant *C = Items[j]->getInitializer(); - int AddrSpace = Items[j]->getType()->getAddressSpace(); - O << Name; - EmitGlobalConstant(C, AddrSpace); - } - } -} - -void PIC16AsmPrinter::EmitUData(Module &M) { - const TargetData *TD = TM.getTargetData(); - - // Print all BSS sections. - const std::vector &BSSSections = PTOF->BSSSections; - for (unsigned i = 0; i < BSSSections.size(); i++) { - O << "\n"; - SwitchToSection(BSSSections[i]->S_); - std::vector Items = BSSSections[i]->Items; - for (unsigned j = 0; j < Items.size(); j++) { - std::string Name = Mang->getMangledName(Items[j]); - Constant *C = Items[j]->getInitializer(); - const Type *Ty = C->getType(); - unsigned Size = TD->getTypeAllocSize(Ty); - - O << Name << " RES " << Size << "\n"; - } - } -} - -void PIC16AsmPrinter::EmitAutos(std::string FunctName) { - // Section names for all globals are already set. - const TargetData *TD = TM.getTargetData(); - - // Now print Autos section for this function. - std::string SectionName = PAN::getAutosSectionName(FunctName); - const std::vector &AutosSections = PTOF->AutosSections; - for (unsigned i = 0; i < AutosSections.size(); i++) { - O << "\n"; - if (AutosSections[i]->S_->getName() == SectionName) { - // Set the printing status to true - AutosSections[i]->setPrintedStatus(true); - SwitchToSection(AutosSections[i]->S_); - const std::vector &Items = AutosSections[i]->Items; - for (unsigned j = 0; j < Items.size(); j++) { - std::string VarName = Mang->getMangledName(Items[j]); - Constant *C = Items[j]->getInitializer(); - const Type *Ty = C->getType(); - unsigned Size = TD->getTypeAllocSize(Ty); - // Emit memory reserve directive. - O << VarName << " RES " << Size << "\n"; - } - break; - } - } -} - -// Print autos that were not printed during the code printing of functions. -// As the functions might themselves would have got deleted by the optimizer. -void PIC16AsmPrinter::EmitRemainingAutos() { - const TargetData *TD = TM.getTargetData(); - - // Now print Autos section for this function. - std::vector AutosSections = PTOF->AutosSections; - for (unsigned i = 0; i < AutosSections.size(); i++) { - - // if the section is already printed then don't print again - if (AutosSections[i]->isPrinted()) - continue; - - // Set status as printed - AutosSections[i]->setPrintedStatus(true); - - O << "\n"; - SwitchToSection(AutosSections[i]->S_); - const std::vector &Items = AutosSections[i]->Items; - for (unsigned j = 0; j < Items.size(); j++) { - std::string VarName = Mang->getMangledName(Items[j]); - Constant *C = Items[j]->getInitializer(); - const Type *Ty = C->getType(); - unsigned Size = TD->getTypeAllocSize(Ty); - // Emit memory reserve directive. - O << VarName << " RES " << Size << "\n"; - } - } -} - - -extern "C" void LLVMInitializePIC16Target() { - // Register the targets - RegisterTargetMachine A(ThePIC16Target); - RegisterTargetMachine B(TheCooperTarget); - RegisterAsmPrinter C(ThePIC16Target); - RegisterAsmPrinter D(TheCooperTarget); - - RegisterAsmInfo E(ThePIC16Target); - RegisterAsmInfo F(TheCooperTarget); -} diff --git a/lib/Target/PIC16/PIC16AsmPrinter.h b/lib/Target/PIC16/PIC16AsmPrinter.h deleted file mode 100644 index 3eea880a20a..00000000000 --- a/lib/Target/PIC16/PIC16AsmPrinter.h +++ /dev/null @@ -1,79 +0,0 @@ -//===-- PIC16AsmPrinter.h - PIC16 LLVM assembly writer ----------*- C++ -*-===// -// -// 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 PIC16 assembly language. -// -//===----------------------------------------------------------------------===// - -#ifndef PIC16ASMPRINTER_H -#define PIC16ASMPRINTER_H - -#include "PIC16.h" -#include "PIC16TargetMachine.h" -#include "PIC16DebugInfo.h" -#include "PIC16TargetObjectFile.h" -#include "llvm/Analysis/DebugInfo.h" -#include "PIC16TargetAsmInfo.h" -#include "llvm/CodeGen/AsmPrinter.h" -#include "llvm/Support/CommandLine.h" -#include "llvm/Target/TargetAsmInfo.h" -#include "llvm/Target/TargetMachine.h" -#include -#include - -namespace llvm { - class VISIBILITY_HIDDEN PIC16AsmPrinter : public AsmPrinter { - public: - explicit PIC16AsmPrinter(formatted_raw_ostream &O, TargetMachine &TM, - const TargetAsmInfo *T, bool V); - private: - virtual const char *getPassName() const { - return "PIC16 Assembly Printer"; - } - - PIC16TargetObjectFile &getObjFileLowering() const { - return (PIC16TargetObjectFile &)AsmPrinter::getObjFileLowering(); - } - - bool runOnMachineFunction(MachineFunction &F); - void printOperand(const MachineInstr *MI, int opNum); - void printCCOperand(const MachineInstr *MI, int opNum); - void printInstruction(const MachineInstr *MI); // definition autogenerated. - bool printMachineInstruction(const MachineInstr *MI); - void EmitFunctionDecls (Module &M); - void EmitUndefinedVars (Module &M); - void EmitDefinedVars (Module &M); - void EmitIData (Module &M); - void EmitUData (Module &M); - void EmitAutos (std::string FunctName); - void EmitRemainingAutos (); - void EmitRomData (Module &M); - void EmitFunctionFrame(MachineFunction &MF); - void printLibcallDecls(); - protected: - bool doInitialization(Module &M); - bool doFinalization(Module &M); - - /// PrintGlobalVariable - Emit the specified global variable and its - /// initializer to the output stream. - virtual void PrintGlobalVariable(const GlobalVariable *GV) { - // PIC16 doesn't use normal hooks for this. - } - - private: - PIC16TargetObjectFile *PTOF; - PIC16TargetLowering *PTLI; - PIC16DbgInfo DbgInfo; - const PIC16TargetAsmInfo *PTAI; - std::list LibcallDecls; // List of extern decls. - }; -} // end of namespace - -#endif -- 2.34.1