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sink management of DwarfWriter & MachineModuleInfo into the AsmPrinter base class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74101 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -33,6 +33,7 @@ namespace llvm {
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class GlobalVariable;
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class MachineConstantPoolEntry;
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class MachineConstantPoolValue;
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class MachineModuleInfo;
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class DwarfWriter;
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class Mangler;
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class Section;
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@ -58,9 +59,10 @@ namespace llvm {
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gcp_map_type GCMetadataPrinters;
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protected:
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/// DW -This is needed because printDeclare() has to insert
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/// DbgVariable entries into the dwarf table. This is a short term hack
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/// that ought be fixed soon.
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/// MMI - If available, this is a pointer to the current MachineModuleInfo.
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MachineModuleInfo *MMI;
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/// DW - If available, this is a pointer to the current dwarf writer.
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DwarfWriter *DW;
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/// OptLevel - Generating code at a specific optimization level.
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@ -45,8 +45,8 @@ AsmPrinter::AsmPrinter(raw_ostream &o, TargetMachine &tm,
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const TargetAsmInfo *T, CodeGenOpt::Level OL, bool VDef)
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: MachineFunctionPass(&ID), FunctionNumber(0), OptLevel(OL), O(o),
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TM(tm), TAI(T), TRI(tm.getRegisterInfo()),
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IsInTextSection(false)
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{
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IsInTextSection(false) {
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DW = 0; MMI = 0;
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switch (AsmVerbose) {
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case cl::BOU_UNSET: VerboseAsm = VDef; break;
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case cl::BOU_TRUE: VerboseAsm = true; break;
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@ -177,15 +177,14 @@ bool AsmPrinter::doInitialization(Module &M) {
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SwitchToDataSection(""); // Reset back to no section.
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if (TAI->doesSupportDebugInformation()
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|| TAI->doesSupportExceptionHandling()) {
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MachineModuleInfo *MMI = getAnalysisIfAvailable<MachineModuleInfo>();
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if (MMI) {
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if (TAI->doesSupportDebugInformation() ||
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TAI->doesSupportExceptionHandling()) {
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MMI = getAnalysisIfAvailable<MachineModuleInfo>();
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if (MMI)
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MMI->AnalyzeModule(M);
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DW = getAnalysisIfAvailable<DwarfWriter>();
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if (DW)
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DW->BeginModule(&M, MMI, O, this, TAI);
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}
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DW = getAnalysisIfAvailable<DwarfWriter>();
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if (DW)
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DW->BeginModule(&M, MMI, O, this, TAI);
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}
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return false;
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@ -258,6 +257,7 @@ bool AsmPrinter::doFinalization(Module &M) {
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O << TAI->getNonexecutableStackDirective() << '\n';
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delete Mang; Mang = 0;
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DW = 0; MMI = 0;
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return false;
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}
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@ -293,20 +293,17 @@ namespace {
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/// PPCLinuxAsmPrinter - PowerPC assembly printer, customized for Linux
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class VISIBILITY_HIDDEN PPCLinuxAsmPrinter : public PPCAsmPrinter {
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DwarfWriter *DW;
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MachineModuleInfo *MMI;
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public:
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explicit PPCLinuxAsmPrinter(raw_ostream &O, PPCTargetMachine &TM,
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const TargetAsmInfo *T, CodeGenOpt::Level OL,
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bool V)
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: PPCAsmPrinter(O, TM, T, OL, V), DW(0), MMI(0) {}
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: PPCAsmPrinter(O, TM, T, OL, V){}
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virtual const char *getPassName() const {
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return "Linux PPC Assembly Printer";
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}
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bool runOnMachineFunction(MachineFunction &F);
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bool doInitialization(Module &M);
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bool doFinalization(Module &M);
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void getAnalysisUsage(AnalysisUsage &AU) const {
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@ -322,14 +319,12 @@ namespace {
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/// PPCDarwinAsmPrinter - PowerPC assembly printer, customized for Darwin/Mac
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/// OS X
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class VISIBILITY_HIDDEN PPCDarwinAsmPrinter : public PPCAsmPrinter {
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DwarfWriter *DW;
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MachineModuleInfo *MMI;
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raw_ostream &OS;
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public:
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explicit PPCDarwinAsmPrinter(raw_ostream &O, PPCTargetMachine &TM,
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const TargetAsmInfo *T, CodeGenOpt::Level OL,
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bool V)
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: PPCAsmPrinter(O, TM, T, OL, V), DW(0), MMI(0), OS(O) {}
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: PPCAsmPrinter(O, TM, T, OL, V), OS(O) {}
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virtual const char *getPassName() const {
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return "Darwin PPC Assembly Printer";
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@ -637,15 +632,6 @@ bool PPCLinuxAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
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return false;
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}
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bool PPCLinuxAsmPrinter::doInitialization(Module &M) {
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bool Result = AsmPrinter::doInitialization(M);
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DW = getAnalysisIfAvailable<DwarfWriter>();
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MMI = getAnalysisIfAvailable<MachineModuleInfo>();
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assert(MMI);
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SwitchToSection(TAI->getTextSection());
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return Result;
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}
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/// PrintUnmangledNameSafely - Print out the printable characters in the name.
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/// Don't print things like \\n or \\0.
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static void PrintUnmangledNameSafely(const Value *V, raw_ostream &OS) {
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@ -848,8 +834,6 @@ bool PPCDarwinAsmPrinter::doInitialization(Module &M) {
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O << "\t.machine " << CPUDirectives[Directive] << '\n';
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bool Result = AsmPrinter::doInitialization(M);
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DW = getAnalysisIfAvailable<DwarfWriter>();
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MMI = getAnalysisIfAvailable<MachineModuleInfo>();
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assert(MMI);
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// Prime text sections so they are adjacent. This reduces the likelihood a
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@ -1076,8 +1060,7 @@ bool PPCDarwinAsmPrinter::doFinalization(Module &M) {
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if (TAI->doesSupportExceptionHandling() && MMI) {
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// Add the (possibly multiple) personalities to the set of global values.
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// Only referenced functions get into the Personalities list.
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const std::vector<Function *>& Personalities = MMI->getPersonalities();
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const std::vector<Function *> &Personalities = MMI->getPersonalities();
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for (std::vector<Function *>::const_iterator I = Personalities.begin(),
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E = Personalities.end(); I != E; ++I)
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if (*I) GVStubs.insert("_" + (*I)->getName());
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@ -927,9 +927,6 @@ void X86ATTAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
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/// doInitialization
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bool X86ATTAsmPrinter::doInitialization(Module &M) {
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if (TAI->doesSupportDebugInformation() || TAI->doesSupportExceptionHandling())
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MMI = getAnalysisIfAvailable<MachineModuleInfo>();
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if (NewAsmPrinter) {
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Context = new MCContext();
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// FIXME: Send this to "O" instead of outs(). For now, we force it to
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@ -32,7 +32,6 @@ class MCInst;
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class MCStreamer;
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class VISIBILITY_HIDDEN X86ATTAsmPrinter : public AsmPrinter {
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MachineModuleInfo *MMI;
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const X86Subtarget *Subtarget;
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MCContext *Context;
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@ -41,7 +40,7 @@ class VISIBILITY_HIDDEN X86ATTAsmPrinter : public AsmPrinter {
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explicit X86ATTAsmPrinter(raw_ostream &O, X86TargetMachine &TM,
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const TargetAsmInfo *T, CodeGenOpt::Level OL,
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bool V)
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: AsmPrinter(O, TM, T, OL, V), MMI(0) {
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: AsmPrinter(O, TM, T, OL, V) {
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Subtarget = &TM.getSubtarget<X86Subtarget>();
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Context = 0;
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Streamer = 0;
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