[llvm-commits] [llvm] r78917 - in /llvm/trunk/lib/Target/PIC16: CMakeLists.txt PIC16AsmPrinter.cpp PIC16AsmPrinter.h
Daniel Dunbar
daniel at zuster.org
Thu Aug 13 09:57:03 PDT 2009
Author: ddunbar
Date: Thu Aug 13 11:57:03 2009
New Revision: 78917
URL: http://llvm.org/viewvc/llvm-project?rev=78917&view=rev
Log:
Remove obsoleted files (from AsmPrinter move)
Removed:
llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.cpp
llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.h
Modified:
llvm/trunk/lib/Target/PIC16/CMakeLists.txt
Modified: llvm/trunk/lib/Target/PIC16/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PIC16/CMakeLists.txt?rev=78917&r1=78916&r2=78917&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PIC16/CMakeLists.txt (original)
+++ llvm/trunk/lib/Target/PIC16/CMakeLists.txt Thu Aug 13 11:57:03 2009
@@ -11,7 +11,6 @@
tablegen(PIC16GenSubtarget.inc -gen-subtarget)
add_llvm_target(PIC16
- PIC16AsmPrinter.cpp
PIC16DebugInfo.cpp
PIC16InstrInfo.cpp
PIC16ISelDAGToDAG.cpp
Removed: llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.cpp?rev=78916&view=auto
==============================================================================
--- llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.cpp (removed)
@@ -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 <cstring>
-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<PIC16TargetLowering*>(TM.getTargetLowering());
- PTAI = static_cast<const PIC16TargetAsmInfo*>(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 char*>::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"<<TAI->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<const GlobalVariable*> 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<const GlobalVariable*> 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<PIC16Section*> &ROSections = PTOF->ROSections;
- for (unsigned i = 0; i < ROSections.size(); i++) {
- const std::vector<const GlobalVariable*> &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<PIC16Section*> &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<const GlobalVariable*> 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<PIC16Section*> &BSSSections = PTOF->BSSSections;
- for (unsigned i = 0; i < BSSSections.size(); i++) {
- O << "\n";
- SwitchToSection(BSSSections[i]->S_);
- std::vector<const GlobalVariable*> 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<PIC16Section*> &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<const GlobalVariable*> &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 <PIC16Section *>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<const GlobalVariable*> &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<PIC16TargetMachine> A(ThePIC16Target);
- RegisterTargetMachine<CooperTargetMachine> B(TheCooperTarget);
- RegisterAsmPrinter<PIC16AsmPrinter> C(ThePIC16Target);
- RegisterAsmPrinter<PIC16AsmPrinter> D(TheCooperTarget);
-
- RegisterAsmInfo<PIC16TargetAsmInfo> E(ThePIC16Target);
- RegisterAsmInfo<PIC16TargetAsmInfo> F(TheCooperTarget);
-}
Removed: llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.h?rev=78916&view=auto
==============================================================================
--- llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.h (original)
+++ llvm/trunk/lib/Target/PIC16/PIC16AsmPrinter.h (removed)
@@ -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 <list>
-#include <string>
-
-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<const char *> LibcallDecls; // List of extern decls.
- };
-} // end of namespace
-
-#endif
More information about the llvm-commits
mailing list