Add parameter to getDwarfRegNum to permit targets

to use different mappings for EH and debug info;
no functional change yet.
Fix warning in X86CodeEmitter.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44056 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 3 insertions, 3 deletions

diff --git a/lib/Target/PowerPC/PPCRegisterInfo.cpp b/lib/Target/PowerPC/PPCRegisterInfo.cpp
index cac3d7956b..950d4408fb 100644
--- a/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -1277,7 +1277,7 @@ unsigned PPCRegisterInfo::getEHHandlerRegister() const {
   return !Subtarget.isPPC64() ? PPC::R4 : PPC::X4;
 }
 
-int PPCRegisterInfo::getDwarfRegNum(unsigned RegNum) const {
+int PPCRegisterInfo::getDwarfRegNum(unsigned RegNum, bool isEH) const {
   // FIXME: Most probably dwarf numbers differs for Linux and Darwin
   return PPCGenRegisterInfo::getDwarfRegNumFull(RegNum, 0);
 }
diff --git a/lib/Target/PowerPC/PPCRegisterInfo.h b/lib/Target/PowerPC/PPCRegisterInfo.h
index 8dd86e5269..776d11cd07 100644
--- a/lib/Target/PowerPC/PPCRegisterInfo.h
+++ b/lib/Target/PowerPC/PPCRegisterInfo.h
@@ -117,7 +117,7 @@ public:
   unsigned getEHExceptionRegister() const;
   unsigned getEHHandlerRegister() const;
 
-  int getDwarfRegNum(unsigned RegNum) const;
+  int getDwarfRegNum(unsigned RegNum, bool isEH) const;
 };
 
 } // end namespace llvm
diff --git a/lib/Target/PowerPC/PPCTargetAsmInfo.cpp b/lib/Target/PowerPC/PPCTargetAsmInfo.cpp
index 992b090edd..6b43ecbba5 100644
--- a/lib/Target/PowerPC/PPCTargetAsmInfo.cpp
+++ b/lib/Target/PowerPC/PPCTargetAsmInfo.cpp
@@ -58,7 +58,7 @@ DarwinTargetAsmInfo::DarwinTargetAsmInfo(const PPCTargetMachine &TM)
   UsedDirective = "\t.no_dead_strip\t";
   WeakRefDirective = "\t.weak_reference\t";
   HiddenDirective = "\t.private_extern\t";
-  SupportsExceptionHandling = false;
+  SupportsExceptionHandling = true;
   NeedsIndirectEncoding = true;
   BSSSection = 0;