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MCize function entry label emission on PowerPC64 properly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151278 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -39,6 +39,7 @@
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#include "llvm/MC/MCSectionMachO.h"
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#include "llvm/MC/MCStreamer.h"
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#include "llvm/MC/MCSymbol.h"
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#include "llvm/MC/MCSectionELF.h"
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#include "llvm/Target/Mangler.h"
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#include "llvm/Target/TargetRegisterInfo.h"
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#include "llvm/Target/TargetInstrInfo.h"
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@ -49,6 +50,7 @@
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/TargetRegistry.h"
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#include "llvm/Support/raw_ostream.h"
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#include "llvm/Support/ELF.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/ADT/SmallString.h"
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#include "InstPrinter/PPCInstPrinter.h"
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@ -391,13 +393,19 @@ void PPCLinuxAsmPrinter::EmitFunctionEntryLabel() {
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return AsmPrinter::EmitFunctionEntryLabel();
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// Emit an official procedure descriptor.
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// FIXME 64-bit SVR4: Use MCSection here!
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OutStreamer.EmitRawText(StringRef("\t.section\t\".opd\",\"aw\""));
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OutStreamer.EmitRawText(StringRef("\t.align 3"));
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const MCSection *Current = OutStreamer.getCurrentSection();
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const MCSectionELF *Section = OutStreamer.getContext().getELFSection(".opd",
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ELF::SHT_PROGBITS, 0, SectionKind::getReadOnly());
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OutStreamer.SwitchSection(Section);
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OutStreamer.EmitLabel(CurrentFnSym);
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OutStreamer.EmitRawText("\t.quad .L." + Twine(CurrentFnSym->getName()) +
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",.TOC.@tocbase");
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OutStreamer.EmitRawText(StringRef("\t.previous"));
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MCSymbol *Symbol1 =
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OutContext.GetOrCreateSymbol(".L." + Twine(CurrentFnSym->getName()));
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MCSymbol *Symbol2 = OutContext.GetOrCreateSymbol(StringRef(".TOC.@tocbase"));
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OutStreamer.EmitValue(MCSymbolRefExpr::Create(Symbol1, OutContext),
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Subtarget.isPPC64() ? 8 : 4/*size*/, 0/*addrspace*/);
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OutStreamer.EmitValue(MCSymbolRefExpr::Create(Symbol2, OutContext),
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Subtarget.isPPC64() ? 8 : 4/*size*/, 0/*addrspace*/);
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OutStreamer.SwitchSection(Current);
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MCSymbol *RealFnSym = OutContext.GetOrCreateSymbol(
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".L." + Twine(CurrentFnSym->getName()));
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@ -1,8 +1,9 @@
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; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=g5 | FileCheck %s
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; CHECK: test1:
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; CHECK-NEXT: .quad .L.test1,.TOC.@tocbase
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; CHECK-NEXT: .previous
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; CHECK-NEXT: .quad .L.test1
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; CHECK-NEXT: .quad .TOC.@tocbase
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; CHECK-NEXT: .text
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; CHECK-NEXT: .L.test1:
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define i32 @test1(i32 %a) nounwind {
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