Added function getCallInstIndirectAddrVal() to set call interference

for that value.

llvm-svn: 2074

2 files changed, 11 insertions, 1 deletions

diff --git a/llvm/lib/Target/Sparc/SparcInternals.h b/llvm/lib/Target/Sparc/SparcInternals.h
index 1de5496cbfe..7f836c7a20f 100644
--- a/llvm/lib/Target/Sparc/SparcInternals.h
+++ b/llvm/lib/Target/Sparc/SparcInternals.h
@@ -415,9 +415,11 @@ public:
   }
 
 
-  // To obtain the return value contained in a CALL machine instruction
+  // To obtain the return value and the indirect call address (if any)
+  // contained in a CALL machine instruction
   //
   const Value * getCallInstRetVal(const MachineInstr *CallMI) const;
+  const Value * getCallInstIndirectAddrVal(const MachineInstr *CallMI) const;
 
 
   // The following methods are used to generate "copy" machine instructions
diff --git a/llvm/lib/Target/Sparc/SparcRegInfo.cpp b/llvm/lib/Target/Sparc/SparcRegInfo.cpp
index 9a3c7bd0b5f..434816e0a6b 100644
--- a/llvm/lib/Target/Sparc/SparcRegInfo.cpp
+++ b/llvm/lib/Target/Sparc/SparcRegInfo.cpp
@@ -93,6 +93,7 @@ unsigned UltraSparcRegInfo::getStackPointer() const {
 //---------------------------------------------------------------------------
 // Finds the return value of a sparc specific call instruction
 //---------------------------------------------------------------------------
+
 const Value * 
 UltraSparcRegInfo::getCallInstRetVal(const MachineInstr *CallMI) const {
   unsigned OpCode = CallMI->getOpCode();
@@ -121,6 +122,13 @@ UltraSparcRegInfo::getCallInstRetVal(const MachineInstr *CallMI) const {
 }
 
 
+const Value * 
+UltraSparcRegInfo::getCallInstIndirectAddrVal(const MachineInstr *CallMI) const
+{
+  return (CallMI->getOpCode() == JMPLCALL)?
+    CallMI->getOperand(0).getVRegValue() : NULL;
+}
+
 
 //---------------------------------------------------------------------------
 // Finds the return address of a call sparc specific call instruction