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author | Chris Lattner <sabre@nondot.org> | 2010-01-19 05:08:13 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2010-01-19 05:08:13 +0000 |
commit | 41eb8b47717e1fe1a6d0e99ec1b4e890091f77aa (patch) | |
tree | 13443fbd3a1304ce293c9637c200370af2007928 /lib | |
parent | 619ea855e72bb67f14ef78d942b84368ca9ab4ae (diff) | |
download | llvm-41eb8b47717e1fe1a6d0e99ec1b4e890091f77aa.tar.gz llvm-41eb8b47717e1fe1a6d0e99ec1b4e890091f77aa.tar.bz2 llvm-41eb8b47717e1fe1a6d0e99ec1b4e890091f77aa.tar.xz |
hookize the cygwin ".linkonce" directive.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93855 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/MC/MCAsmInfo.cpp | 1 | ||||
-rw-r--r-- | lib/MC/MCAsmInfoCOFF.cpp | 1 | ||||
-rw-r--r-- | lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp | 17 |
3 files changed, 13 insertions, 6 deletions
diff --git a/lib/MC/MCAsmInfo.cpp b/lib/MC/MCAsmInfo.cpp index 4c53d7a284..556b0aa6c6 100644 --- a/lib/MC/MCAsmInfo.cpp +++ b/lib/MC/MCAsmInfo.cpp @@ -62,6 +62,7 @@ MCAsmInfo::MCAsmInfo() { UsedDirective = 0; WeakRefDirective = 0; WeakDefDirective = 0; + LinkOnceDirective = 0; // FIXME: These are ELFish - move to ELFMAI. HiddenDirective = "\t.hidden\t"; ProtectedDirective = "\t.protected\t"; diff --git a/lib/MC/MCAsmInfoCOFF.cpp b/lib/MC/MCAsmInfoCOFF.cpp index 23b0dd7791..1b27bf026e 100644 --- a/lib/MC/MCAsmInfoCOFF.cpp +++ b/lib/MC/MCAsmInfoCOFF.cpp @@ -25,6 +25,7 @@ MCAsmInfoCOFF::MCAsmInfoCOFF() { HiddenDirective = NULL; PrivateGlobalPrefix = "L"; // Prefix for private global symbols WeakRefDirective = "\t.weak\t"; + LinkOnceDirective = "\t.linkonce same_size\n"; SetDirective = "\t.set\t"; // Set up DWARF directives diff --git a/lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp b/lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp index 358bb70e2c..a095411057 100644 --- a/lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp +++ b/lib/Target/X86/AsmPrinter/X86AsmPrinter.cpp @@ -727,12 +727,16 @@ void X86AsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) { case GlobalValue::WeakAnyLinkage: case GlobalValue::WeakODRLinkage: case GlobalValue::LinkerPrivateLinkage: - if (Subtarget->isTargetDarwin()) { + if (const char *WeakDef = MAI->getWeakDefDirective()) { + // .globl _foo OutStreamer.EmitSymbolAttribute(GVarSym, MCStreamer::Global); - O << MAI->getWeakDefDirective() << *GVarSym << '\n'; - } else if (Subtarget->isTargetCygMing()) { + // .weak_definition _foo + O << WeakDef << *GVarSym << '\n'; + } else if (const char *LinkOnce = MAI->getLinkOnceDirective()) { + // .globl _foo OutStreamer.EmitSymbolAttribute(GVarSym, MCStreamer::Global); - O << "\t.linkonce same_size\n"; + // .linkonce same_size + O << LinkOnce; } else O << "\t.weak\t" << *GVarSym << '\n'; break; @@ -741,7 +745,8 @@ void X86AsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) { // FIXME: appending linkage variables should go into a section of // their name or something. For now, just emit them as external. case GlobalValue::ExternalLinkage: - // If external or appending, declare as a global symbol + // If external or appending, declare as a global symbol. + // .globl _foo OutStreamer.EmitSymbolAttribute(GVarSym, MCStreamer::Global); break; case GlobalValue::PrivateLinkage: @@ -753,7 +758,7 @@ void X86AsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) { EmitAlignment(AlignLog, GVar); O << *GVarSym << ":"; - if (VerboseAsm){ + if (VerboseAsm) { O.PadToColumn(MAI->getCommentColumn()); O << MAI->getCommentString() << ' '; WriteAsOperand(O, GVar, /*PrintType=*/false, GVar->getParent()); |