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minor cleanups: only switch sections once before all function stubs, instead of 

before each one.

llvm-svn: 75718
This commit is contained in:
Chris Lattner 2009-07-15 00:55:58 +00:00
parent 00d4fb45e5
commit 0b1ca0a303
1 changed files with 15 additions and 16 deletions
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31
llvm/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
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@ -366,7 +366,8 @@ void PPCAsmPrinter::printOp(const MachineOperand &MO) {
case MachineOperand::MO_ExternalSymbol: case MachineOperand::MO_ExternalSymbol:
// Computing the address of an external symbol, not calling it. // Computing the address of an external symbol, not calling it.
if (TM.getRelocationModel() != Reloc::Static) { if (TM.getRelocationModel() != Reloc::Static) {
std::string Name(TAI->getGlobalPrefix()); Name += MO.getSymbolName(); std::string Name(TAI->getGlobalPrefix());
Name += MO.getSymbolName();
GVStubs.insert(Name); GVStubs.insert(Name);
printSuffixedName(Name, "$non_lazy_ptr"); printSuffixedName(Name, "$non_lazy_ptr");
return; return;
@ -381,17 +382,15 @@ void PPCAsmPrinter::printOp(const MachineOperand &MO) {
// External or weakly linked global variables need non-lazily-resolved stubs // External or weakly linked global variables need non-lazily-resolved stubs
if (TM.getRelocationModel() != Reloc::Static) { if (TM.getRelocationModel() != Reloc::Static) {
if (GV->isDeclaration() || GV->isWeakForLinker()) { if (GV->isDeclaration() || GV->isWeakForLinker()) {
if (GV->hasHiddenVisibility()) { if (!GV->hasHiddenVisibility()) {
if (GV->isDeclaration() || GV->hasCommonLinkage() ||
GV->hasAvailableExternallyLinkage()) {
HiddenGVStubs.insert(Name);
printSuffixedName(Name, "$non_lazy_ptr");
} else {
O << Name;
}
} else {
GVStubs.insert(Name); GVStubs.insert(Name);
printSuffixedName(Name, "$non_lazy_ptr"); printSuffixedName(Name, "$non_lazy_ptr");
} else if (GV->isDeclaration() || GV->hasCommonLinkage() ||
GV->hasAvailableExternallyLinkage()) {
HiddenGVStubs.insert(Name);
printSuffixedName(Name, "$non_lazy_ptr");
} else {
O << Name;
} }
return; return;
} }
@ -962,11 +961,11 @@ bool PPCDarwinAsmPrinter::doFinalization(Module &M) {
bool isPPC64 = TD->getPointerSizeInBits() == 64; bool isPPC64 = TD->getPointerSizeInBits() == 64;
// Output stubs for dynamically-linked functions // Output stubs for dynamically-linked functions
if (TM.getRelocationModel() == Reloc::PIC_) { if (TM.getRelocationModel() == Reloc::PIC_ && !FnStubs.empty()) {
SwitchToTextSection("\t.section __TEXT,__picsymbolstub1,symbol_stubs,"
"pure_instructions,32");
for (StringSet<>::iterator i = FnStubs.begin(), e = FnStubs.end(); for (StringSet<>::iterator i = FnStubs.begin(), e = FnStubs.end();
i != e; ++i) { i != e; ++i) {
SwitchToTextSection("\t.section __TEXT,__picsymbolstub1,symbol_stubs,"
"pure_instructions,32");
EmitAlignment(4); EmitAlignment(4);
const char *p = i->getKeyData(); const char *p = i->getKeyData();
bool hasQuote = p[0]=='\"'; bool hasQuote = p[0]=='\"';
@ -1017,11 +1016,11 @@ bool PPCDarwinAsmPrinter::doFinalization(Module &M) {
else else
O << "\t.long dyld_stub_binding_helper\n"; O << "\t.long dyld_stub_binding_helper\n";
} }
} else { } else if (!FnStubs.empty()) {
SwitchToTextSection("\t.section __TEXT,__symbol_stub1,symbol_stubs,"
"pure_instructions,16");
for (StringSet<>::iterator i = FnStubs.begin(), e = FnStubs.end(); for (StringSet<>::iterator i = FnStubs.begin(), e = FnStubs.end();
i != e; ++i) { i != e; ++i) {
SwitchToTextSection("\t.section __TEXT,__symbol_stub1,symbol_stubs,"
"pure_instructions,16");
EmitAlignment(4); EmitAlignment(4);
const char *p = i->getKeyData(); const char *p = i->getKeyData();
printSuffixedName(p, "$stub"); printSuffixedName(p, "$stub");