[llvm-commits] [llvm] r81215 - in /llvm/trunk/lib/Target/Sparc: AsmPrinter/SparcAsmPrinter.cpp SparcMCAsmInfo.cpp SparcRegisterInfo.cpp

[Richard Pennington]

Author: rich
Date: Tue Sep  8 07:47:30 2009
New Revision: 81215

URL: http://llvm.org/viewvc/llvm-project?rev=81215&view=rev
Log:
Add source debug information to the Sparc code generator.

Modified:
    llvm/trunk/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
    llvm/trunk/lib/Target/Sparc/SparcMCAsmInfo.cpp
    llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.cpp

Modified: llvm/trunk/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp?rev=81215&r1=81214&r2=81215&view=diff

==============================================================================
--- llvm/trunk/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp Tue Sep  8 07:47:30 2009
@@ -104,6 +104,8 @@
 
   O << "\t.type\t" << CurrentFnName << ", #function\n";
   O << CurrentFnName << ":\n";
+  // Emit pre-function debug information.
+  DW->BeginFunction(&MF);
 
   // Number each basic block so that we can consistently refer to them
   // in PC-relative references.
@@ -130,6 +132,9 @@
     }
   }
 
+  // Emit post-function debug information.
+  DW->EndFunction(&MF);
+
   // We didn't modify anything.
   return false;
 }

Modified: llvm/trunk/lib/Target/Sparc/SparcMCAsmInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcMCAsmInfo.cpp?rev=81215&r1=81214&r2=81215&view=diff

==============================================================================
--- llvm/trunk/lib/Target/Sparc/SparcMCAsmInfo.cpp (original)
+++ llvm/trunk/lib/Target/Sparc/SparcMCAsmInfo.cpp Tue Sep  8 07:47:30 2009
@@ -22,6 +22,9 @@
   ZeroDirective = "\t.skip\t";
   CommentString = "!";
   COMMDirectiveTakesAlignment = true;
+  HasLEB128 = true;
+  AbsoluteDebugSectionOffsets = true;
+  SupportsDebugInformation = true;
   
   SunStyleELFSectionSwitchSyntax = true;
   UsesELFSectionDirectiveForBSS = true;

Modified: llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.cpp?rev=81215&r1=81214&r2=81215&view=diff

==============================================================================
--- llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.cpp (original)
+++ llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.cpp Tue Sep  8 07:47:30 2009
@@ -169,13 +169,11 @@
 }
 
 unsigned SparcRegisterInfo::getRARegister() const {
-  llvm_unreachable("What is the return address register");
-  return 0;
+  return SP::I7;
 }
 
 unsigned SparcRegisterInfo::getFrameRegister(MachineFunction &MF) const {
-  llvm_unreachable("What is the frame register");
-  return SP::G1;
+  return SP::I6;
 }
 
 unsigned SparcRegisterInfo::getEHExceptionRegister() const {
@@ -189,8 +187,7 @@
 }
 
 int SparcRegisterInfo::getDwarfRegNum(unsigned RegNum, bool isEH) const {
-  llvm_unreachable("What is the dwarf register number");
-  return -1;
+  return SparcGenRegisterInfo::getDwarfRegNumFull(RegNum, 0);
 }
 
 #include "SparcGenRegisterInfo.inc"