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use MachineModuleInfoMachO for non-lazy gv stubs instead of a private map.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84519 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-10-19 18:38:33 +00:00
parent 7bf4bc5a1d
commit b0f294c14b
1 changed files with 23 additions and 14 deletions
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37
lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
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@ -22,12 +22,13 @@
#include "llvm/Assembly/Writer.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/CodeGen/DwarfWriter.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/MachineModuleInfoImpls.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineJumpTableInfo.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCSectionMachO.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
@ -62,10 +63,6 @@ namespace {
/// MachineFunction.
const MachineConstantPool *MCP;
/// GVNonLazyPtrs - Keeps the set of GlobalValues that require
/// non-lazy-pointers for indirect access.
StringMap<std::string> GVNonLazyPtrs;
/// HiddenGVNonLazyPtrs - Keeps the set of GlobalValues with hidden
/// visibility that require non-lazy-pointers for indirect access.
StringMap<std::string> HiddenGVNonLazyPtrs;
@ -166,8 +163,16 @@ namespace {
Name = Mang->getMangledName(GV, "$non_lazy_ptr", true);
if (GV->hasHiddenVisibility())
HiddenGVNonLazyPtrs[SymName] = Name;
else
GVNonLazyPtrs[SymName] = Name;
else {
MCSymbol *Sym = OutContext.GetOrCreateSymbol(Name.c_str());
const MCSymbol *&StubSym =
MMI->getObjFileInfo<MachineModuleInfoMachO>().getGVStubEntry(Sym);
if (StubSym == 0) {
//NameStr.clear();
//Mang->getNameWithPrefix(NameStr, GV, false);
StubSym = OutContext.GetOrCreateSymbol(SymName.c_str());
}
}
}
} else
Name = Mang->makeNameProper(ACPV->getSymbol());
@ -1240,19 +1245,23 @@ void ARMAsmPrinter::EmitEndOfAsmFile(Module &M) {
// All darwin targets use mach-o.
TargetLoweringObjectFileMachO &TLOFMacho =
static_cast<TargetLoweringObjectFileMachO &>(getObjFileLowering());
MachineModuleInfoMachO &MMIMacho =
MMI->getObjFileInfo<MachineModuleInfoMachO>();
O << '\n';
// Output non-lazy-pointers for external and common global variables.
if (!GVNonLazyPtrs.empty()) {
MachineModuleInfoMachO::SymbolListTy Stubs = MMIMacho.GetGVStubList();
if (!Stubs.empty()) {
// Switch with ".non_lazy_symbol_pointer" directive.
OutStreamer.SwitchSection(TLOFMacho.getNonLazySymbolPointerSection());
EmitAlignment(2);
for (StringMap<std::string>::iterator I = GVNonLazyPtrs.begin(),
E = GVNonLazyPtrs.end(); I != E; ++I) {
O << I->second << ":\n";
O << "\t.indirect_symbol " << I->getKeyData() << "\n";
O << "\t.long\t0\n";
for (unsigned i = 0, e = Stubs.size(); i != e; ++i) {
Stubs[i].first->print(O, MAI);
O << ":\n\t.indirect_symbol ";
Stubs[i].second->print(O, MAI);
O << "\n\t.long\t0\n";
}
}