diff options
| author | Eric Christopher <echristo@apple.com> | 2010-05-17 21:02:07 +0000 |
|---|---|---|
| committer | Eric Christopher <echristo@apple.com> | 2010-05-17 21:02:07 +0000 |
| commit | 423c9e3e589a79be757842d421600590c68d5b43 (patch) | |
| tree | 6304bcbf4e1fe201f9c4977abe389a9d3953f583 /lib | |
| parent | 53c779bb3a5712b67cf6bae785cb83a90841d17e (diff) | |
Add some section and constant support for darwin TLS.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103974 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/TargetLoweringObjectFileImpl.cpp | 16 | ||||
| -rw-r--r-- | lib/MC/MCSectionMachO.cpp | 9 | ||||
| -rw-r--r-- | lib/Target/X86/X86AsmBackend.cpp | 3 |
3 files changed, 25 insertions, 3 deletions
diff --git a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp index 00e1e83cf1..5bb33c2e35 100644 --- a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp +++ b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp @@ -461,6 +461,20 @@ void TargetLoweringObjectFileMachO::Initialize(MCContext &Ctx, = getContext().getMachOSection("__DATA", "__data", 0, SectionKind::getDataRel()); + TLSDataSection // .tdata + = getContext().getMachOSection("__DATA", "__thread_data", + MCSectionMachO::S_THREAD_LOCAL_REGULAR, + SectionKind::getDataRel()); + TLSBSSSection // .tbss + = getContext().getMachOSection("__DATA", "__thread_bss", + MCSectionMachO::S_THREAD_LOCAL_ZEROFILL, + SectionKind::getThreadBSS()); + + // TODO: Verify datarel below. + TLSTLVSection // .tlv + = getContext().getMachOSection("__DATA", "__thread_vars", + MCSectionMachO::S_THREAD_LOCAL_VARIABLES, + SectionKind::getDataRel()); CStringSection // .cstring = getContext().getMachOSection("__TEXT", "__cstring", MCSectionMachO::S_CSTRING_LITERALS, @@ -646,7 +660,7 @@ getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind, const MCSection *TargetLoweringObjectFileMachO:: SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind, - Mangler *Mang, const TargetMachine &TM) const { + Mangler *Mang, const TargetMachine &TM) const { assert(!Kind.isThreadLocal() && "Darwin doesn't support TLS"); if (Kind.isText()) diff --git a/lib/MC/MCSectionMachO.cpp b/lib/MC/MCSectionMachO.cpp index 3a18cee839..7a519e8daf 100644 --- a/lib/MC/MCSectionMachO.cpp +++ b/lib/MC/MCSectionMachO.cpp @@ -34,7 +34,14 @@ static const struct { { "interposing", "S_INTERPOSING" }, // 0x0D { "16byte_literals", "S_16BYTE_LITERALS" }, // 0x0E { 0, /*FIXME??*/ "S_DTRACE_DOF" }, // 0x0F - { 0, /*FIXME??*/ "S_LAZY_DYLIB_SYMBOL_POINTERS" } // 0x10 + { 0, /*FIXME??*/ "S_LAZY_DYLIB_SYMBOL_POINTERS" }, // 0x10 + { "thread_local_regular", "S_THREAD_LOCAL_REGULAR" }, // 0x11 + { "thread_bss", "S_THREAD_LOCAL_ZEROFILL" }, // 0x12 + { "thread_local_variables", "S_THREAD_LOCAL_VARIABLES" }, // 0x13 + { "thread_local_variable_pointers", + "S_THREAD_LOCAL_VARIABLE_POINTERS" }, // 0x14 + { "thread_local_init_function_pointers", + "S_THREAD_LOCAL_INIT_FUNCTION_POINTERS"}, // 0x15 }; diff --git a/lib/Target/X86/X86AsmBackend.cpp b/lib/Target/X86/X86AsmBackend.cpp index 8ee836e1c6..6abba5a623 100644 --- a/lib/Target/X86/X86AsmBackend.cpp +++ b/lib/Target/X86/X86AsmBackend.cpp @@ -222,7 +222,8 @@ public: bool isVirtualSection(const MCSection &Section) const { const MCSectionMachO &SMO = static_cast<const MCSectionMachO&>(Section); return (SMO.getType() == MCSectionMachO::S_ZEROFILL || - SMO.getType() == MCSectionMachO::S_GB_ZEROFILL); + SMO.getType() == MCSectionMachO::S_GB_ZEROFILL || + SMO.getType() == MCSectionMachO::S_THREAD_LOCAL_ZEROFILL); } }; |