[llvm] r267469 - [Hexagon] Few fixes for exception handling

[Krzysztof Parzyszek via llvm-commits]

Author: kparzysz
Date: Mon Apr 25 16:05:19 2016
New Revision: 267469

URL: http://llvm.org/viewvc/llvm-project?rev=267469&view=rev
Log:
[Hexagon] Few fixes for exception handling

Modified:
    llvm/trunk/lib/MC/MCObjectFileInfo.cpp
    llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCAsmInfo.cpp
    llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp

Modified: llvm/trunk/lib/MC/MCObjectFileInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCObjectFileInfo.cpp?rev=267469&r1=267468&r2=267469&view=diff
==============================================================================
--- llvm/trunk/lib/MC/MCObjectFileInfo.cpp (original)
+++ llvm/trunk/lib/MC/MCObjectFileInfo.cpp Mon Apr 25 16:05:19 2016
@@ -338,6 +338,17 @@ void MCObjectFileInfo::initELFMCObjectFi
       TTypeEncoding = (CMModel == CodeModel::Small)
         ? dwarf::DW_EH_PE_udata4 : dwarf::DW_EH_PE_absptr;
     }
+  case Triple::hexagon:
+    PersonalityEncoding = dwarf::DW_EH_PE_absptr;
+    LSDAEncoding = dwarf::DW_EH_PE_absptr;
+    FDECFIEncoding = dwarf::DW_EH_PE_absptr;
+    TTypeEncoding = dwarf::DW_EH_PE_absptr;
+    if (RelocM == Reloc::PIC_){
+      PersonalityEncoding |= dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel;
+      LSDAEncoding |= dwarf::DW_EH_PE_pcrel;
+      FDECFIEncoding |= dwarf::DW_EH_PE_pcrel;
+      TTypeEncoding |= dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel;
+    }
     break;
   case Triple::aarch64:
   case Triple::aarch64_be:

Modified: llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCAsmInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCAsmInfo.cpp?rev=267469&r1=267468&r2=267469&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCAsmInfo.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCAsmInfo.cpp Mon Apr 25 16:05:19 2016
@@ -32,6 +32,7 @@ HexagonMCAsmInfo::HexagonMCAsmInfo(const
   AscizDirective = "\t.string\t";
 
   SupportsDebugInformation = true;
+  MinInstAlignment = 4;
   UsesELFSectionDirectiveForBSS  = true;
   ExceptionsType = ExceptionHandling::DwarfCFI;
 }

Modified: llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp?rev=267469&r1=267468&r2=267469&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp Mon Apr 25 16:05:19 2016
@@ -98,7 +98,7 @@ MCInstrInfo *llvm::createHexagonMCInstrI
 
 static MCRegisterInfo *createHexagonMCRegisterInfo(const Triple &TT) {
   MCRegisterInfo *X = new MCRegisterInfo();
-  InitHexagonMCRegisterInfo(X, Hexagon::R0);
+  InitHexagonMCRegisterInfo(X, Hexagon::R31);
   return X;
 }