[PATCH] D149320: [RISCV] Disable strict node mutation and use correct lowering action of strict_fsetcc(s).

[Yeting Kuo via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG74e931849e5d: [RISCV] Disable strict node mutation and use correct lowering action of… (authored by fakepaper56).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D149320/new/

https://reviews.llvm.org/D149320

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp


Index: llvm/lib/Target/RISCV/RISCVISelLowering.cpp
===================================================================
--- llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -635,6 +635,8 @@
 
       setOperationAction(ISD::VECTOR_REVERSE, VT, Custom);
 
+      setOperationAction({ISD::STRICT_FSETCC, ISD::STRICT_FSETCCS}, VT, Legal);
+
       setOperationPromotedToType(
           ISD::VECTOR_SPLICE, VT,
           MVT::getVectorVT(MVT::i8, VT.getVectorElementCount()));
@@ -894,8 +896,9 @@
 
         setOperationAction(ISD::SETCC, VT, Custom);
 
-        setOperationAction({ISD::STRICT_FSETCC, ISD::STRICT_FSETCCS}, VT,
-                           Legal);
+        if (VT.getVectorElementType() == MVT::i1)
+          setOperationAction({ISD::STRICT_FSETCC, ISD::STRICT_FSETCCS}, VT,
+                             Legal);
 
         setOperationAction(ISD::SELECT, VT, Custom);
 
@@ -1147,6 +1150,9 @@
 
   setLibcallName(RTLIB::FPEXT_F16_F32, "__extendhfsf2");
   setLibcallName(RTLIB::FPROUND_F32_F16, "__truncsfhf2");
+
+  // Disable strict node mutation.
+  IsStrictFPEnabled = true;
 }
 
 EVT RISCVTargetLowering::getSetCCResultType(const DataLayout &DL,


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