[llvm] r244591 - [ARM] Replace ARMISD::VMINNM/VMAXNM with ISD::FMINNUM/FMAXNUM

James Molloy via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 11 05:06:22 PDT 2015


Author: jamesm
Date: Tue Aug 11 07:06:22 2015
New Revision: 244591

URL: http://llvm.org/viewvc/llvm-project?rev=244591&view=rev
Log:
[ARM] Replace ARMISD::VMINNM/VMAXNM with ISD::FMINNUM/FMAXNUM

NFCI. This replaces another custom ISDNode with a generic equivalent.

Modified:
    llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
    llvm/trunk/lib/Target/ARM/ARMISelLowering.h
    llvm/trunk/lib/Target/ARM/ARMInstrInfo.td
    llvm/trunk/lib/Target/ARM/ARMInstrVFP.td

Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp?rev=244591&r1=244590&r2=244591&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp Tue Aug 11 07:06:22 2015
@@ -932,6 +932,8 @@ ARMTargetLowering::ARMTargetLowering(con
     setOperationAction(ISD::FTRUNC, MVT::f32, Legal);
     setOperationAction(ISD::FNEARBYINT, MVT::f32, Legal);
     setOperationAction(ISD::FRINT, MVT::f32, Legal);
+    setOperationAction(ISD::FMINNUM, MVT::f32, Legal);
+    setOperationAction(ISD::FMAXNUM, MVT::f32, Legal);
     if (!Subtarget->isFPOnlySP()) {
       setOperationAction(ISD::FFLOOR, MVT::f64, Legal);
       setOperationAction(ISD::FCEIL, MVT::f64, Legal);
@@ -939,6 +941,8 @@ ARMTargetLowering::ARMTargetLowering(con
       setOperationAction(ISD::FTRUNC, MVT::f64, Legal);
       setOperationAction(ISD::FNEARBYINT, MVT::f64, Legal);
       setOperationAction(ISD::FRINT, MVT::f64, Legal);
+      setOperationAction(ISD::FMINNUM, MVT::f64, Legal);
+      setOperationAction(ISD::FMAXNUM, MVT::f64, Legal);
     }
   }
 
@@ -1146,8 +1150,6 @@ const char *ARMTargetLowering::getTarget
   case ARMISD::UMLAL:         return "ARMISD::UMLAL";
   case ARMISD::SMLAL:         return "ARMISD::SMLAL";
   case ARMISD::BUILD_VECTOR:  return "ARMISD::BUILD_VECTOR";
-  case ARMISD::VMAXNM:        return "ARMISD::VMAX";
-  case ARMISD::VMINNM:        return "ARMISD::VMIN";
   case ARMISD::BFI:           return "ARMISD::BFI";
   case ARMISD::VORRIMM:       return "ARMISD::VORRIMM";
   case ARMISD::VBICIMM:       return "ARMISD::VBICIMM";
@@ -3661,26 +3663,26 @@ SDValue ARMTargetLowering::LowerSELECT_C
         case ISD::SETOGE:
           if (!DAG.isKnownNeverNaN(RHS))
             break;
-          return DAG.getNode(ARMISD::VMAXNM, dl, VT, LHS, RHS);
+          return DAG.getNode(ISD::FMAXNUM, dl, VT, LHS, RHS);
         case ISD::SETUGT:
         case ISD::SETUGE:
           if (!DAG.isKnownNeverNaN(LHS))
             break;
         case ISD::SETGT:
         case ISD::SETGE:
-          return DAG.getNode(ARMISD::VMAXNM, dl, VT, LHS, RHS);
+          return DAG.getNode(ISD::FMAXNUM, dl, VT, LHS, RHS);
         case ISD::SETOLT:
         case ISD::SETOLE:
           if (!DAG.isKnownNeverNaN(RHS))
             break;
-          return DAG.getNode(ARMISD::VMINNM, dl, VT, LHS, RHS);
+          return DAG.getNode(ISD::FMINNUM, dl, VT, LHS, RHS);
         case ISD::SETULT:
         case ISD::SETULE:
           if (!DAG.isKnownNeverNaN(LHS))
             break;
         case ISD::SETLT:
         case ISD::SETLE:
-          return DAG.getNode(ARMISD::VMINNM, dl, VT, LHS, RHS);
+          return DAG.getNode(ISD::FMINNUM, dl, VT, LHS, RHS);
         }
       }
     }

Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.h?rev=244591&r1=244590&r2=244591&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.h (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.h Tue Aug 11 07:06:22 2015
@@ -173,10 +173,6 @@ namespace llvm {
       // BUILD_VECTOR for this purpose.
       BUILD_VECTOR,
 
-      // Floating-point max and min:
-      VMAXNM,
-      VMINNM,
-
       // Bit-field insert
       BFI,
 

Modified: llvm/trunk/lib/Target/ARM/ARMInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrInfo.td?rev=244591&r1=244590&r2=244591&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrInfo.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrInfo.td Tue Aug 11 07:06:22 2015
@@ -71,9 +71,6 @@ def SDT_ARMTCRET : SDTypeProfile<0, 1, [
 def SDT_ARMBFI : SDTypeProfile<1, 3, [SDTCisVT<0, i32>, SDTCisVT<1, i32>,
                                       SDTCisVT<2, i32>, SDTCisVT<3, i32>]>;
 
-def SDT_ARMVMAXNM : SDTypeProfile<1, 2, [SDTCisFP<0>, SDTCisFP<1>, SDTCisFP<2>]>;
-def SDT_ARMVMINNM : SDTypeProfile<1, 2, [SDTCisFP<0>, SDTCisFP<1>, SDTCisFP<2>]>;
-
 def SDTBinaryArithWithFlags : SDTypeProfile<2, 2,
                                             [SDTCisSameAs<0, 2>,
                                              SDTCisSameAs<0, 3>,
@@ -180,9 +177,6 @@ def ARMtcret         : SDNode<"ARMISD::T
 
 def ARMbfi           : SDNode<"ARMISD::BFI", SDT_ARMBFI>;
 
-def ARMvmaxnm        : SDNode<"ARMISD::VMAXNM", SDT_ARMVMAXNM, []>;
-def ARMvminnm        : SDNode<"ARMISD::VMINNM", SDT_ARMVMINNM, []>;
-
 //===----------------------------------------------------------------------===//
 // ARM Instruction Predicate Definitions.
 //

Modified: llvm/trunk/lib/Target/ARM/ARMInstrVFP.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrVFP.td?rev=244591&r1=244590&r2=244591&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrVFP.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrVFP.td Tue Aug 11 07:06:22 2015
@@ -393,8 +393,8 @@ multiclass vmaxmin_inst<string op, bit o
   }
 }
 
-defm VMAXNM : vmaxmin_inst<"vmaxnm", 0, ARMvmaxnm>;
-defm VMINNM : vmaxmin_inst<"vminnm", 1, ARMvminnm>;
+defm VMAXNM : vmaxmin_inst<"vmaxnm", 0, fmaxnum>;
+defm VMINNM : vmaxmin_inst<"vminnm", 1, fminnum>;
 
 // Match reassociated forms only if not sign dependent rounding.
 def : Pat<(fmul (fneg DPR:$a), (f64 DPR:$b)),




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