diff options
author | Michael J. Spencer <bigcheesegs@gmail.com> | 2010-08-03 05:02:46 +0000 |
---|---|---|
committer | Michael J. Spencer <bigcheesegs@gmail.com> | 2010-08-03 05:02:46 +0000 |
commit | 237f8fe5df628065874b8590b364d04dfc2686fd (patch) | |
tree | b2139f6bd0ac48079934072daf18b30cc95ac56c | |
parent | a69494ee5ec9fdbb38961dc71140629be9cbd601 (diff) | |
download | external_llvm-237f8fe5df628065874b8590b364d04dfc2686fd.zip external_llvm-237f8fe5df628065874b8590b364d04dfc2686fd.tar.gz external_llvm-237f8fe5df628065874b8590b364d04dfc2686fd.tar.bz2 |
MC: Fix symbol fragment offsets in COFF.
Patch by Cameron Esfahani!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110104 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/MC/WinCOFFObjectWriter.cpp | 3 | ||||
-rw-r--r-- | test/MC/COFF/symbol-fragment-offset.ll | 182 |
2 files changed, 184 insertions, 1 deletions
diff --git a/lib/MC/WinCOFFObjectWriter.cpp b/lib/MC/WinCOFFObjectWriter.cpp index afc40a5..b7a6692 100644 --- a/lib/MC/WinCOFFObjectWriter.cpp +++ b/lib/MC/WinCOFFObjectWriter.cpp @@ -619,7 +619,8 @@ void WinCOFFObjectWriter::WriteObject(const MCAssembler &Asm, COFFSection *coff_section = SectionMap[SymbolData->Fragment->getParent()]; coff_symbol->Data.SectionNumber = coff_section->Number; - coff_symbol->Data.Value = Layout.getFragmentOffset(SymbolData->Fragment); + coff_symbol->Data.Value = Layout.getFragmentOffset(SymbolData->Fragment) + + SymbolData->Offset; } // Update auxiliary symbol info. diff --git a/test/MC/COFF/symbol-fragment-offset.ll b/test/MC/COFF/symbol-fragment-offset.ll new file mode 100644 index 0000000..bf22c4e --- /dev/null +++ b/test/MC/COFF/symbol-fragment-offset.ll @@ -0,0 +1,182 @@ +; RUN: llc -filetype=obj %s -o %t
+; RUN: coff-dump.py %abs_tmp | FileCheck %s
+
+; ModuleID = 'coff-fragment-test.c'
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f80:128:128-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32"
+target triple = "i686-pc-win32"
+
+@.str = private constant [7 x i8] c"Hello \00" ; <[7 x i8]*> [#uses=1]
+@str = internal constant [7 x i8] c"World!\00" ; <[7 x i8]*> [#uses=1]
+
+define i32 @main() nounwind {
+entry:
+ %call = tail call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([7 x i8]* @.str, i32 0, i32 0)) nounwind ; <i32> [#uses=0]
+ %puts = tail call i32 @puts(i8* getelementptr inbounds ([7 x i8]* @str, i32 0, i32 0)) ; <i32> [#uses=0]
+ ret i32 0
+}
+
+declare i32 @printf(i8* nocapture, ...) nounwind
+
+declare i32 @puts(i8* nocapture) nounwind
+
+; CHECK: {
+; CHECK: MachineType = IMAGE_FILE_MACHINE_I386 (0x14C)
+; CHECK: NumberOfSections = 2
+; CHECK: TimeDateStamp = {{[0-9]+}}
+; CHECK: PointerToSymbolTable = 0xBB
+; CHECK: NumberOfSymbols = 9
+; CHECK: SizeOfOptionalHeader = 0
+; CHECK: Characteristics = 0x0
+; CHECK: Sections = [
+; CHECK: 0 = {
+; CHECK: Name = .text
+; CHECK: VirtualSize = 0
+; CHECK: VirtualAddress = 0
+; CHECK: SizeOfRawData = 33
+; CHECK: PointerToRawData = 0x64
+; CHECK: PointerToRelocations = 0x85
+; CHECK: PointerToLineNumbers = 0x0
+; CHECK: NumberOfRelocations = 4
+; CHECK: NumberOfLineNumbers = 0
+; CHECK: Charateristics = 0x60500020
+; CHECK: IMAGE_SCN_CNT_CODE
+; CHECK: IMAGE_SCN_ALIGN_16BYTES
+; CHECK: IMAGE_SCN_MEM_EXECUTE
+; CHECK: IMAGE_SCN_MEM_READ
+; CHECK: SectionData =
+; CHECK: 83 EC 04 C7 04 24 00 00 - 00 00 E8 00 00 00 00 C7 |.....$..........|
+; CHECK: 04 24 00 00 00 00 E8 00 - 00 00 00 31 C0 83 C4 04 |.$.........1....|
+; CHECK: C3 |.|
+
+; CHECK: Relocations = [
+; CHECK: 0 = {
+; CHECK: VirtualAddress = 0x6
+; CHECK: SymbolTableIndex = 5
+; CHECK: Type = IMAGE_REL_I386_DIR32 (6)
+; CHECK: SymbolName = _main
+; CHECK: }
+; CHECK: 1 = {
+; CHECK: VirtualAddress = 0xB
+; CHECK: SymbolTableIndex = 6
+; CHECK: Type = IMAGE_REL_I386_REL32 (20)
+; CHECK: SymbolName = L_.str
+; CHECK: }
+; CHECK: 2 = {
+; CHECK: VirtualAddress = 0x12
+; CHECK: SymbolTableIndex = 7
+; CHECK: Type = IMAGE_REL_I386_DIR32 (6)
+; CHECK: SymbolName = _printf
+; CHECK: }
+; CHECK: 3 = {
+; CHECK: VirtualAddress = 0x17
+; CHECK: SymbolTableIndex = 8
+; CHECK: Type = IMAGE_REL_I386_REL32 (20)
+; CHECK: SymbolName = _str
+; CHECK: }
+; CHECK: ]
+; CHECK: }
+; CHECK: 1 = {
+; CHECK: Name = .data
+; CHECK: VirtualSize = 0
+; CHECK: VirtualAddress = 0
+; CHECK: SizeOfRawData = 14
+; CHECK: PointerToRawData = 0xAD
+; CHECK: PointerToRelocations = 0x0
+; CHECK: PointerToLineNumbers = 0x0
+; CHECK: NumberOfRelocations = 0
+; CHECK: NumberOfLineNumbers = 0
+; CHECK: Charateristics = 0xC0100040
+; CHECK: IMAGE_SCN_CNT_INITIALIZED_DATA
+; CHECK: IMAGE_SCN_ALIGN_1BYTES
+; CHECK: IMAGE_SCN_MEM_READ
+; CHECK: IMAGE_SCN_MEM_WRITE
+; CHECK: SectionData =
+; CHECK: 48 65 6C 6C 6F 20 00 57 - 6F 72 6C 64 21 00 |Hello .World!.|
+
+; CHECK: Relocations = None
+; CHECK: }
+; CHECK: ]
+; CHECK: Symbols = [
+; CHECK: 0 = {
+; CHECK: Name = .text
+; CHECK: Value = 0
+; CHECK: SectionNumber = 1
+; CHECK: SimpleType = IMAGE_SYM_TYPE_NULL (0)
+; CHECK: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+; CHECK: StorageClass = IMAGE_SYM_CLASS_STATIC (3)
+; CHECK: NumberOfAuxSymbols = 1
+; CHECK: AuxillaryData =
+; CHECK: 21 00 00 00 04 00 00 00 - 00 00 00 00 01 00 00 00 |!...............|
+; CHECK: 00 00 |..|
+
+; CHECK: }
+; CHECK: 1 = {
+; CHECK: Name = .data
+; CHECK: Value = 0
+; CHECK: SectionNumber = 2
+; CHECK: SimpleType = IMAGE_SYM_TYPE_NULL (0)
+; CHECK: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+; CHECK: StorageClass = IMAGE_SYM_CLASS_STATIC (3)
+; CHECK: NumberOfAuxSymbols = 1
+; CHECK: AuxillaryData =
+; CHECK: 0E 00 00 00 00 00 00 00 - 00 00 00 00 02 00 00 00 |................|
+; CHECK: 00 00 |..|
+
+; CHECK: }
+; CHECK: 2 = {
+; CHECK: Name = _main
+; CHECK: Value = 0
+; CHECK: SectionNumber = 1
+; CHECK: SimpleType = unknown (32)
+; CHECK: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+; CHECK: StorageClass = IMAGE_SYM_CLASS_EXTERNAL (2)
+; CHECK: NumberOfAuxSymbols = 0
+; CHECK: AuxillaryData =
+
+; CHECK: }
+; CHECK: 3 = {
+; CHECK: Name = L_.str
+; CHECK: Value = 0
+; CHECK: SectionNumber = 2
+; CHECK: SimpleType = IMAGE_SYM_TYPE_NULL (0)
+; CHECK: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+; CHECK: StorageClass = IMAGE_SYM_CLASS_STATIC (3)
+; CHECK: NumberOfAuxSymbols = 0
+; CHECK: AuxillaryData =
+
+; CHECK: }
+; CHECK: 4 = {
+; CHECK: Name = _printf
+; CHECK: Value = 0
+; CHECK: SectionNumber = 0
+; CHECK: SimpleType = IMAGE_SYM_TYPE_NULL (0)
+; CHECK: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+; CHECK: StorageClass = IMAGE_SYM_CLASS_EXTERNAL (2)
+; CHECK: NumberOfAuxSymbols = 0
+; CHECK: AuxillaryData =
+
+; CHECK: }
+; CHECK: 5 = {
+; CHECK: Name = _str
+; CHECK: Value = 7
+; CHECK: SectionNumber = 2
+; CHECK: SimpleType = IMAGE_SYM_TYPE_NULL (0)
+; CHECK: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+; CHECK: StorageClass = IMAGE_SYM_CLASS_STATIC (3)
+; CHECK: NumberOfAuxSymbols = 0
+; CHECK: AuxillaryData =
+
+; CHECK: }
+; CHECK: 6 = {
+; CHECK: Name = _puts
+; CHECK: Value = 0
+; CHECK: SectionNumber = 0
+; CHECK: SimpleType = IMAGE_SYM_TYPE_NULL (0)
+; CHECK: ComplexType = IMAGE_SYM_DTYPE_NULL (0)
+; CHECK: StorageClass = IMAGE_SYM_CLASS_EXTERNAL (2)
+; CHECK: NumberOfAuxSymbols = 0
+; CHECK: AuxillaryData =
+
+; CHECK: }
+; CHECK: ]
+; CHECK: }
|