Change MRegisterDesc::AliasSet, TargetInstrDescriptor::ImplicitDefs

[oota-llvm.git] / lib / CodeGen / RegAllocSimple.cpp

diff --git a/lib/CodeGen/RegAllocSimple.cpp b/lib/CodeGen/RegAllocSimple.cpp
index 57d678b02f0711a0988298055022f31f8002665d..dbf731ecc7a2c918130cc1ca370ef46c1aff5c5e 100644 (file)
--- a/lib/CodeGen/RegAllocSimple.cpp
+++ b/lib/CodeGen/RegAllocSimple.cpp
@@ -153,13 +153,13 @@ void RegAllocSimple::AllocateBasicBlock(MachineBasicBlock &MBB) {
     // are used by the instruction (including implicit uses)
     unsigned Opcode = MI->getOpcode();
     const TargetInstrDescriptor &Desc = TM->getInstrInfo().get(Opcode);
-    if (const unsigned *Regs = Desc.ImplicitUses)
-      while (*Regs)
-       RegsUsed[*Regs++] = true;
+    const unsigned *Regs = Desc.ImplicitUses;
+    while (*Regs)
+      RegsUsed[*Regs++] = true;
     
-    if (const unsigned *Regs = Desc.ImplicitDefs)
-      while (*Regs)
-       RegsUsed[*Regs++] = true;
+    Regs = Desc.ImplicitDefs;
+    while (*Regs)
+      RegsUsed[*Regs++] = true;
     
     // Loop over uses, move from memory into registers
     for (int i = MI->getNumOperands() - 1; i >= 0; --i) {