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authorPaul Robinson <paul_robinson@playstation.sony.com>2015-03-04 20:55:11 +0000
committerPaul Robinson <paul_robinson@playstation.sony.com>2015-03-04 20:55:11 +0000
commit78cc0821f098ba1ce26f4c1fe143c0d4f8a8250f (patch)
tree1109ef3025f5d91ef871c393c330be82cb5d85cb /llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
parente8effe1edb7c1d5d798eed5a67d76b4f67983cab (diff)
downloadbcm5719-llvm-78cc0821f098ba1ce26f4c1fe143c0d4f8a8250f.tar.gz
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Support standard DWARF TLS opcode; Darwin and PS4 use it.
Differential Revision: http://reviews.llvm.org/D8018 llvm-svn: 231286
Diffstat (limited to 'llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp')
-rw-r--r--llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 22df5935306..27890713474 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -193,6 +193,7 @@ DwarfDebug::DwarfDebug(AsmPrinter *A, Module *M)
UsedNonDefaultText(false),
SkeletonHolder(A, "skel_string", DIEValueAllocator),
IsDarwin(Triple(A->getTargetTriple()).isOSDarwin()),
+ IsPS4(Triple(A->getTargetTriple()).isPS4()),
AccelNames(DwarfAccelTable::Atom(dwarf::DW_ATOM_die_offset,
dwarf::DW_FORM_data4)),
AccelObjC(DwarfAccelTable::Atom(dwarf::DW_ATOM_die_offset,
@@ -231,6 +232,10 @@ DwarfDebug::DwarfDebug(AsmPrinter *A, Module *M)
DwarfVersion = DwarfVersionNumber ? DwarfVersionNumber
: MMI->getModule()->getDwarfVersion();
+ // Darwin and PS4 use the standard TLS opcode (defined in DWARF 3).
+ // Everybody else uses GNU's.
+ UseGNUTLSOpcode = !(IsDarwin || IsPS4) || DwarfVersion < 3;
+
Asm->OutStreamer.getContext().setDwarfVersion(DwarfVersion);
{
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