[llvm-commits] [llvm] r60095 - in /llvm/trunk/lib/Target/X86: X86InstrInfo.cpp X86RegisterInfo.cpp

[Dan Gohman]

Author: djg
Date: Wed Nov 26 00:39:12 2008
New Revision: 60095

URL: http://llvm.org/viewvc/llvm-project?rev=60095&view=rev
Log:
Fish kill flag annotations in PUSH instructions.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.cpp
    llvm/trunk/lib/Target/X86/X86RegisterInfo.cpp

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.cpp?rev=60095&r1=60094&r2=60095&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.cpp Wed Nov 26 00:39:12 2008
@@ -1880,7 +1880,8 @@
     unsigned Reg = CSI[i-1].getReg();
     // Add the callee-saved register as live-in. It's killed at the spill.
     MBB.addLiveIn(Reg);
-    BuildMI(MBB, MI, get(Opc)).addReg(Reg);
+    BuildMI(MBB, MI, get(Opc))
+      .addReg(Reg, /*isDef=*/false, /*isImp=*/false, /*isKill=*/true);
   }
   return true;
 }

Modified: llvm/trunk/lib/Target/X86/X86RegisterInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86RegisterInfo.cpp?rev=60095&r1=60094&r2=60095&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86RegisterInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86RegisterInfo.cpp Wed Nov 26 00:39:12 2008
@@ -719,7 +719,7 @@
 
     // Save EBP into the appropriate stack slot...
     BuildMI(MBB, MBBI, TII.get(Is64Bit ? X86::PUSH64r : X86::PUSH32r))
-      .addReg(FramePtr);
+      .addReg(FramePtr, /*isDef=*/false, /*isImp=*/false, /*isKill=*/true);
 
     if (needsFrameMoves) {
       // Mark effective beginning of when frame pointer becomes valid.
@@ -774,7 +774,8 @@
           .addExternalSymbol("_alloca");
       } else {
         // Save EAX
-        BuildMI(MBB, MBBI, TII.get(X86::PUSH32r), X86::EAX);
+        BuildMI(MBB, MBBI, TII.get(X86::PUSH32r))
+          .addReg(X86::EAX, /*isDef=*/false, /*isImp=*/false, /*isKill=*/true);
         // Allocate NumBytes-4 bytes on stack. We'll also use 4 already
         // allocated bytes for EAX.
         BuildMI(MBB, MBBI, TII.get(X86::MOV32ri), X86::EAX).addImm(NumBytes-4);