commit 5dfa87ecc6a8b94096869ca0558c5437006d13b3
author Bob Wilson <bob.wilson@apple.com> Mon Apr 26 23:20:08 2010 +0000
committer Bob Wilson <bob.wilson@apple.com> Mon Apr 26 23:20:08 2010 +0000
tree c9daa2769c79df9ddeb54e6698065189ee469f03
parent cc7354e9936595fd2654e1690310fcdc5ef10971

Handle register-to-register copies within the tGPR class.
Radar 7896289


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102396 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/ARM/Thumb2InstrInfo.cpp

diff --git a/lib/Target/ARM/Thumb2InstrInfo.cpp b/lib/Target/ARM/Thumb2InstrInfo.cpp
index de46056..b143bd9 100644
--- a/lib/Target/ARM/Thumb2InstrInfo.cpp
+++ b/lib/Target/ARM/Thumb2InstrInfo.cpp
@@ -44,18 +44,22 @@
   DebugLoc DL;
   if (I != MBB.end()) DL = I->getDebugLoc();
 
-  if (DestRC == ARM::GPRRegisterClass &&
-      SrcRC == ARM::GPRRegisterClass) {
-    BuildMI(MBB, I, DL, get(ARM::tMOVgpr2gpr), DestReg).addReg(SrcReg);
-    return true;
-  } else if (DestRC == ARM::GPRRegisterClass &&
-             SrcRC == ARM::tGPRRegisterClass) {
-    BuildMI(MBB, I, DL, get(ARM::tMOVtgpr2gpr), DestReg).addReg(SrcReg);
-    return true;
-  } else if (DestRC == ARM::tGPRRegisterClass &&
-             SrcRC == ARM::GPRRegisterClass) {
-    BuildMI(MBB, I, DL, get(ARM::tMOVgpr2tgpr), DestReg).addReg(SrcReg);
-    return true;
+  if (DestRC == ARM::GPRRegisterClass) {
+    if (SrcRC == ARM::GPRRegisterClass) {
+      BuildMI(MBB, I, DL, get(ARM::tMOVgpr2gpr), DestReg).addReg(SrcReg);
+      return true;
+    } else if (SrcRC == ARM::tGPRRegisterClass) {
+      BuildMI(MBB, I, DL, get(ARM::tMOVtgpr2gpr), DestReg).addReg(SrcReg);
+      return true;
+    }
+  } else if (DestRC == ARM::tGPRRegisterClass) {
+    if (SrcRC == ARM::GPRRegisterClass) {
+      BuildMI(MBB, I, DL, get(ARM::tMOVgpr2tgpr), DestReg).addReg(SrcReg);
+      return true;
+    } else if (SrcRC == ARM::tGPRRegisterClass) {
+      BuildMI(MBB, I, DL, get(ARM::tMOVr), DestReg).addReg(SrcReg);
+      return true;
+    }
   }
 
   // Handle SPR, DPR, and QPR copies.