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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 | e96e43f9a4a8e213fdb843858f26f86eb8d2ba51 (patch) | |
| tree | c76a8b9f04cd6a3414b06b16e1a35a491706ba0d /lib | |
| parent | 1218bc4fe627ae4d60491ea89124965302815f1f (diff) | |
| download | llvm-e96e43f9a4a8e213fdb843858f26f86eb8d2ba51.tar.gz llvm-e96e43f9a4a8e213fdb843858f26f86eb8d2ba51.tar.bz2 llvm-e96e43f9a4a8e213fdb843858f26f86eb8d2ba51.tar.xz | |
[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.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181201 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/MC/MCObjectFileInfo.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/MC/MCObjectFileInfo.cpp b/lib/MC/MCObjectFileInfo.cpp index 79ebad15e6..3ac5333eaa 100644 --- a/lib/MC/MCObjectFileInfo.cpp +++ b/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 |