Fix PR2620: Fix X86cmppd selection code so it expects operands to be v2f64.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54376 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index da1bd93..57ed8b3 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -4770,8 +4770,9 @@
if (isFP) {
unsigned SSECC = 8;
- unsigned Opc = Op0.getValueType() == MVT::v4f32 ? X86ISD::CMPPS :
- X86ISD::CMPPD;
+ MVT VT0 = Op0.getValueType();
+ assert(VT0 == MVT::v4f32 || VT0 == MVT::v2f64);
+ unsigned Opc = VT0 == MVT::v4f32 ? X86ISD::CMPPS : X86ISD::CMPPD;
bool Swap = false;
switch (SetCCOpcode) {
diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td
index 7b5974f..856525e 100644
--- a/lib/Target/X86/X86InstrSSE.td
+++ b/lib/Target/X86/X86InstrSSE.td
@@ -1721,9 +1721,9 @@
[(set VR128:$dst, (int_x86_sse2_cmp_pd VR128:$src1,
(memop addr:$src), imm:$cc))]>;
}
-def : Pat<(v2i64 (X86cmppd VR128:$src1, VR128:$src2, imm:$cc)),
+def : Pat<(v2i64 (X86cmppd (v2f64 VR128:$src1), VR128:$src2, imm:$cc)),
(CMPPDrri VR128:$src1, VR128:$src2, imm:$cc)>;
-def : Pat<(v2i64 (X86cmppd VR128:$src1, (memop addr:$src2), imm:$cc)),
+def : Pat<(v2i64 (X86cmppd (v2f64 VR128:$src1), (memop addr:$src2), imm:$cc)),
(CMPPDrmi VR128:$src1, addr:$src2, imm:$cc)>;
// Shuffle and unpack instructions