[llvm] r182229 - Also expand 64-bit bitcasts.

[Jakob Stoklund Olesen]

Author: stoklund
Date: Sun May 19 20:01:43 2013
New Revision: 182229

URL: http://llvm.org/viewvc/llvm-project?rev=182229&view=rev
Log:
Also expand 64-bit bitcasts.

Modified:
    llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp
    llvm/trunk/test/CodeGen/SPARC/64bit.ll

Modified: llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp?rev=182229&r1=182228&r2=182229&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp Sun May 19 20:01:43 2013
@@ -1300,6 +1300,8 @@ SparcTargetLowering::SparcTargetLowering
   setOperationAction(ISD::SELECT_CC, MVT::f64, Custom);
 
   if (Subtarget->is64Bit()) {
+    setOperationAction(ISD::BITCAST, MVT::f64, Expand);
+    setOperationAction(ISD::BITCAST, MVT::i64, Expand);
     setOperationAction(ISD::SELECT, MVT::i64, Expand);
     setOperationAction(ISD::SETCC, MVT::i64, Expand);
     setOperationAction(ISD::BR_CC, MVT::i64, Custom);

Modified: llvm/trunk/test/CodeGen/SPARC/64bit.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/SPARC/64bit.ll?rev=182229&r1=182228&r2=182229&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/SPARC/64bit.ll (original)
+++ llvm/trunk/test/CodeGen/SPARC/64bit.ll Sun May 19 20:01:43 2013
@@ -209,3 +209,19 @@ define i64 @spill_i64(i64 %x) {
   call void asm sideeffect "", "~{i0},~{i1},~{i2},~{i3},~{i4},~{i5},~{o0},~{o1},~{o2},~{o3},~{o4},~{o5},~{o7},~{l0},~{l1},~{l2},~{l3},~{l4},~{l5},~{l6},~{l7},~{g1},~{g2},~{g3},~{g4},~{g5},~{g6},~{g7}"()
   ret i64 %x
 }
+
+; CHECK: bitcast_i64_f64
+; CHECK: std
+; CHECK: ldx
+define i64 @bitcast_i64_f64(double %x) {
+  %y = bitcast double %x to i64
+  ret i64 %y
+}
+
+; CHECK: bitcast_f64_i64
+; CHECK: stx
+; CHECK: ldd
+define double @bitcast_f64_i64(i64 %x) {
+  %y = bitcast i64 %x to double
+  ret double %y
+}