diff --git a/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h b/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h index 70a46759d70..54e5751bd9d 100644 --- a/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h +++ b/include/llvm/CodeGen/TargetLoweringObjectFileImpl.h @@ -213,12 +213,8 @@ public: virtual void Initialize(MCContext &Ctx, const TargetMachine &TM); virtual const MCSection *getEHFrameSection() const; - virtual const MCSection *getWin64EHFuncTableSection(StringRef) const { - return PDataSection; - } - virtual const MCSection *getWin64EHTableSection(StringRef) const { - return XDataSection; - } + virtual const MCSection *getWin64EHFuncTableSection(StringRef) const; + virtual const MCSection *getWin64EHTableSection(StringRef) const; virtual const MCSection *getDrectveSection() const { return DrectveSection; } diff --git a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp index e9cfe43e6d4..4e2888ddfc4 100644 --- a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp +++ b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp @@ -1014,6 +1014,28 @@ const MCSection *TargetLoweringObjectFileCOFF::getEHFrameSection() const { SectionKind::getDataRel()); } +const MCSection *TargetLoweringObjectFileCOFF::getWin64EHFuncTableSection( + StringRef suffix) const { + if (suffix == "") + return PDataSection; + return getContext().getCOFFSection((".pdata"+suffix).str(), + COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | + COFF::IMAGE_SCN_MEM_READ | + COFF::IMAGE_SCN_MEM_WRITE, + SectionKind::getDataRel()); +} + +const MCSection *TargetLoweringObjectFileCOFF::getWin64EHTableSection( + StringRef suffix) const { + if (suffix == "") + return XDataSection; + return getContext().getCOFFSection((".xdata"+suffix).str(), + COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | + COFF::IMAGE_SCN_MEM_READ | + COFF::IMAGE_SCN_MEM_WRITE, + SectionKind::getDataRel()); +} + static unsigned getCOFFSectionFlags(SectionKind K) { diff --git a/test/MC/COFF/seh-section.s b/test/MC/COFF/seh-section.s new file mode 100644 index 00000000000..802cba5e6b3 --- /dev/null +++ b/test/MC/COFF/seh-section.s @@ -0,0 +1,37 @@ +// This test ensures that, if the section containing a function has a suffix +// (e.g. .text$foo), its unwind info section also has a suffix (.xdata$foo). +// RUN: llvm-mc -filetype=obj -triple x86_64-pc-win32 %s | coff-dump.py | FileCheck %s +// XFAIL: * + +// CHECK: Name = .xdata$foo +// CHECK-NEXT: VirtualSize +// CHECK-NEXT: VirtualAddress +// CHECK-NEXT: SizeOfRawData = 8 +// CHECK-NEXT: PointerToRawData +// CHECK-NEXT: PointerToRelocations +// CHECK-NEXT: PointerToLineNumbers +// CHECK-NEXT: NumberOfRelocations = 0 +// CHECK-NEXT: NumberOfLineNumbers = 0 +// CHECK-NEXT: Charateristics +// CHECK-NEXT: IMAGE_SCN_CNT_INITIALIZED_DATA +// CHECK-NEXT: IMAGE_SCN_ALIGN_4BYTES +// CHECK-NEXT: IMAGE_SCN_MEM_READ +// CHECK-NEXT: IMAGE_SCN_MEM_WRITE +// CHECK-NEXT: SectionData +// CHECK-NEXT: 01 05 02 00 05 50 04 02 + + .section .text$foo,"x" + .globl foo + .def foo; .scl 2; .type 32; .endef + .seh_proc foo +foo: + subq $8, %rsp + .seh_stackalloc 8 + pushq %rbp + .seh_pushreg %rbp + .seh_endprologue + popq %rbp + addq $8, %rsp + ret + .seh_endproc +