X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FMC%2FMCObjectFileInfo.cpp;h=96b62f19d9344430dea1a5599e50243ba3c7e98d;hb=71857ccdb83b6374f7a791c2dae45ce9934a85af;hp=79ebad15e670fa93d969f85c3b53b63207281235;hpb=62c75ad4301f07c94d7a231d2da9f9cd47b7824c;p=oota-llvm.git

diff --git a/lib/MC/MCObjectFileInfo.cpp b/lib/MC/MCObjectFileInfo.cpp
index 79ebad15e67..96b62f19d93 100644
--- a/lib/MC/MCObjectFileInfo.cpp
+++ b/lib/MC/MCObjectFileInfo.cpp
@@ -295,6 +295,22 @@ 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.
+    if (RelocM == Reloc::PIC_) {
+      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;
+    } else {
+      PersonalityEncoding = dwarf::DW_EH_PE_absptr;
+      LSDAEncoding = dwarf::DW_EH_PE_absptr;
+      FDEEncoding = dwarf::DW_EH_PE_absptr;
+      TTypeEncoding = dwarf::DW_EH_PE_absptr;
+    }
   }
 
   // Solaris requires different flags for .eh_frame to seemingly every other