Make the NaN test come second, heuristically assuming
that NaNs are less common.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57871 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index ec4cd87..53d12b2 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -4901,18 +4901,18 @@
unsigned Opc = 0;
switch (CCCode) {
default: assert(0 && "Don't know how to expand this condition!"); abort();
- case ISD::SETOEQ: CC1 = ISD::SETO; CC2 = ISD::SETEQ; Opc = ISD::AND; break;
- case ISD::SETOGT: CC1 = ISD::SETO; CC2 = ISD::SETGT; Opc = ISD::AND; break;
- case ISD::SETOGE: CC1 = ISD::SETO; CC2 = ISD::SETGE; Opc = ISD::AND; break;
- case ISD::SETOLT: CC1 = ISD::SETO; CC2 = ISD::SETLT; Opc = ISD::AND; break;
- case ISD::SETOLE: CC1 = ISD::SETO; CC2 = ISD::SETLE; Opc = ISD::AND; break;
- case ISD::SETONE: CC1 = ISD::SETO; CC2 = ISD::SETNE; Opc = ISD::AND; break;
- case ISD::SETUEQ: CC1 = ISD::SETUO; CC2 = ISD::SETEQ; Opc = ISD::OR; break;
- case ISD::SETUGT: CC1 = ISD::SETUO; CC2 = ISD::SETGT; Opc = ISD::OR; break;
- case ISD::SETUGE: CC1 = ISD::SETUO; CC2 = ISD::SETGE; Opc = ISD::OR; break;
- case ISD::SETULT: CC1 = ISD::SETUO; CC2 = ISD::SETLT; Opc = ISD::OR; break;
- case ISD::SETULE: CC1 = ISD::SETUO; CC2 = ISD::SETLE; Opc = ISD::OR; break;
- case ISD::SETUNE: CC1 = ISD::SETUO; CC2 = ISD::SETNE; Opc = ISD::OR; break;
+ case ISD::SETOEQ: CC1 = ISD::SETEQ; CC2 = ISD::SETO; Opc = ISD::AND; break;
+ case ISD::SETOGT: CC1 = ISD::SETGT; CC2 = ISD::SETO; Opc = ISD::AND; break;
+ case ISD::SETOGE: CC1 = ISD::SETGE; CC2 = ISD::SETO; Opc = ISD::AND; break;
+ case ISD::SETOLT: CC1 = ISD::SETLT; CC2 = ISD::SETO; Opc = ISD::AND; break;
+ case ISD::SETOLE: CC1 = ISD::SETLE; CC2 = ISD::SETO; Opc = ISD::AND; break;
+ case ISD::SETONE: CC1 = ISD::SETNE; CC2 = ISD::SETO; Opc = ISD::AND; break;
+ case ISD::SETUEQ: CC1 = ISD::SETEQ; CC2 = ISD::SETUO; Opc = ISD::OR; break;
+ case ISD::SETUGT: CC1 = ISD::SETGT; CC2 = ISD::SETUO; Opc = ISD::OR; break;
+ case ISD::SETUGE: CC1 = ISD::SETGE; CC2 = ISD::SETUO; Opc = ISD::OR; break;
+ case ISD::SETULT: CC1 = ISD::SETLT; CC2 = ISD::SETUO; Opc = ISD::OR; break;
+ case ISD::SETULE: CC1 = ISD::SETLE; CC2 = ISD::SETUO; Opc = ISD::OR; break;
+ case ISD::SETUNE: CC1 = ISD::SETNE; CC2 = ISD::SETUO; Opc = ISD::OR; break;
// FIXME: Implement more expansions.
}