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| author | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2013-05-06 16:11:12 +0000 |
|---|---|---|
| committer | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2013-05-06 16:11:12 +0000 |
| commit | 0213e7fcb8eab0d0a926700fbdbe5f368d039739 (patch) | |
| tree | 04af41812839e4de7d1f1d3cf00a2e55e75efe66 /llvm | |
| parent | f1c3004528780fb4030a1a5aa0b6b6abb872b39c (diff) | |
| download | bcm5719-llvm-0213e7fcb8eab0d0a926700fbdbe5f368d039739.tar.gz bcm5719-llvm-0213e7fcb8eab0d0a926700fbdbe5f368d039739.zip | |
[SystemZ] Define DWARF encoding
This is another patch in preparation for adding the SystemZ target.
It defines the appropriate values for DWARF encodings; the intent
is to be compatible with what GCC currently does on the target.
Patch by Richard Sandiford.
llvm-svn: 181201
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/MC/MCObjectFileInfo.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/lib/MC/MCObjectFileInfo.cpp b/llvm/lib/MC/MCObjectFileInfo.cpp index 79ebad15e67..3ac5333eaa5 100644 --- a/llvm/lib/MC/MCObjectFileInfo.cpp +++ b/llvm/lib/MC/MCObjectFileInfo.cpp @@ -295,6 +295,15 @@ void MCObjectFileInfo::InitELFMCObjectFileInfo(Triple T) { FDEEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_udata8; TTypeEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_udata8; + } else if (T.getArch() == Triple::systemz) { + // All currently-defined code models guarantee that 4-byte PC-relative + // values will be in range. + PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | + dwarf::DW_EH_PE_sdata4; + LSDAEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4; + FDEEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4; + TTypeEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | + dwarf::DW_EH_PE_sdata4; } // Solaris requires different flags for .eh_frame to seemingly every other |
