[llvm-commits] CVS: llvm/lib/CodeGen/VirtRegMap.h VirtRegMap.cpp

[Alkis Evlogimenos]

Changes in directory llvm/lib/CodeGen:

VirtRegMap.h updated: 1.10 -> 1.11
VirtRegMap.cpp updated: 1.11 -> 1.12

---
Log message:

Add method to assign stack slot to virtual register without creating a
new one.


---
Diffs of the changes:  (+9 -0)

Index: llvm/lib/CodeGen/VirtRegMap.h
diff -u llvm/lib/CodeGen/VirtRegMap.h:1.10 llvm/lib/CodeGen/VirtRegMap.h:1.11
--- llvm/lib/CodeGen/VirtRegMap.h:1.10	Sat May 29 14:03:29 2004
+++ llvm/lib/CodeGen/VirtRegMap.h	Sat May 29 15:38:05 2004
@@ -97,6 +97,7 @@
         }
 
         int assignVirt2StackSlot(unsigned virtReg);
+        void assignVirt2StackSlot(unsigned virtReg, int frameIndex);
 
         void virtFolded(unsigned virtReg,
                         MachineInstr* oldMI,


Index: llvm/lib/CodeGen/VirtRegMap.cpp
diff -u llvm/lib/CodeGen/VirtRegMap.cpp:1.11 llvm/lib/CodeGen/VirtRegMap.cpp:1.12
--- llvm/lib/CodeGen/VirtRegMap.cpp:1.11	Tue Mar  9 02:35:13 2004
+++ llvm/lib/CodeGen/VirtRegMap.cpp	Sat May 29 15:38:05 2004
@@ -61,6 +61,14 @@
     return frameIndex;
 }
 
+void VirtRegMap::assignVirt2StackSlot(unsigned virtReg, int frameIndex)
+{
+    assert(MRegisterInfo::isVirtualRegister(virtReg));
+    assert(v2ssMap_[virtReg] == NO_STACK_SLOT &&
+           "attempt to assign stack slot to already spilled register");
+     v2ssMap_[virtReg] = frameIndex;
+}
+
 void VirtRegMap::virtFolded(unsigned virtReg,
                             MachineInstr* oldMI,
                             MachineInstr* newMI)