Fix a typo which cause dag combine crash. rdar://9059537.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126661 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index e0995aee934b85220a476944b9b87594731387f8..853716b8f6219c81aa40544f10910e1e582b9e53 100644 (file)
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -2905,7 +2905,7 @@ SDValue ARMTargetLowering::LowerFCOPYSIGN(SDValue Op, SelectionDAG &DAG) const {
     SDValue Res = DAG.getNode(ISD::OR, dl, OpVT,
                               DAG.getNode(ISD::AND, dl, OpVT, Tmp1, Mask),
                               DAG.getNode(ISD::AND, dl, OpVT, Tmp0, MaskNot));
-    if (SrcVT == MVT::f32) {
+    if (VT == MVT::f32) {
       Res = DAG.getNode(ISD::BITCAST, dl, MVT::v2f32, Res);
       Res = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, MVT::f32, Res,
                         DAG.getConstant(0, MVT::i32));

diff --git a/test/CodeGen/ARM/fcopysign.ll b/test/CodeGen/ARM/fcopysign.ll
index d30e3ebf50a58ff16dfd816d62fa5da19a4cb4c1..11b96b85709d48ffd766813fe65e4a6331b3df1d 100644 (file)
--- a/test/CodeGen/ARM/fcopysign.ll
+++ b/test/CodeGen/ARM/fcopysign.ll
@@ -40,5 +40,19 @@ entry:
   ret double %1
 }
 
+; rdar://9059537
+define i32 @test4() ssp {
+entry:
+; SOFT: test4:
+; SOFT: vcvt.f32.f64 s0, 
+; SOFT: vmov.i32 [[REG4:(d[0-9]+)]], #0x80000000
+; SOFT: vbic [[REG5:(d[0-9]+))], d0, [[REG4]]
+; SOFT: vorr d0, [[REG4]], [[REG5]]
+  %call80 = tail call double @copysign(double 1.000000e+00, double undef)
+  %conv81 = fptrunc double %call80 to float
+  %tmp88 = bitcast float %conv81 to i32
+  ret i32 %tmp88
+}
+
 declare double @copysign(double, double) nounwind
 declare float @copysignf(float, float) nounwind