diff options
Diffstat (limited to 'llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp index 8ef9125..fc08fb9 100644 --- a/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp +++ b/llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp @@ -2085,11 +2085,18 @@ MCSection *TargetLoweringObjectFileXCOFF::SelectSectionForGlobal( MCSection *TargetLoweringObjectFileXCOFF::getSectionForJumpTable( const Function &F, const TargetMachine &TM) const { - assert (!TM.getFunctionSections() && "Unique sections not supported on XCOFF" - " yet."); assert (!F.getComdat() && "Comdat not supported on XCOFF."); - //TODO: Enable emiting jump table to unique sections when we support it. - return ReadOnlySection; + + if (!TM.getFunctionSections()) + return ReadOnlySection; + + // If the function can be removed, produce a unique section so that + // the table doesn't prevent the removal. + SmallString<128> NameStr(".rodata.jmp.."); + getNameWithPrefix(NameStr, &F, TM); + return getContext().getXCOFFSection(NameStr, XCOFF::XMC_RO, XCOFF::XTY_SD, + XCOFF::C_HIDEXT, + SectionKind::getReadOnly()); } bool TargetLoweringObjectFileXCOFF::shouldPutJumpTableInFunctionSection( |