[arm64] Implement Float(32|64)(Min|Max) using fcsel.

src/compiler/ppc/code-generator-ppc.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/code-generator.h"
 
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/osr.h"
@@ skipping 13 matching lines @@
 // Adds PPC-specific methods to convert InstructionOperands.
 class PPCOperandConverter final : public InstructionOperandConverter {
  public:
   PPCOperandConverter(CodeGenerator* gen, Instruction* instr)
       : InstructionOperandConverter(gen, instr) {}
 
   RCBit OutputRCBit() const {
     switch (instr_->flags_mode()) {
       case kFlags_branch:
       case kFlags_set:
+      case kFlags_select:
         return SetRC;
       case kFlags_none:
         return LeaveRC;
     }
     UNREACHABLE();
     return LeaveRC;
   }
 
   bool CompareLogical() const {
     switch (instr_->flags_condition()) {
@@ skipping 1229 matching lines @@
       }
       break;
     default:
       UNREACHABLE();
       break;
   }
   __ bind(&done);
 }
 
 
+void CodeGenerator::AssembleArchSelect(Instruction* instr,
+                                       FlagsCondition condition) {
+  // Unsupported.
+  UNREACHABLE();
+}
+
+
 void CodeGenerator::AssembleArchLookupSwitch(Instruction* instr) {
   PPCOperandConverter i(this, instr);
   Register input = i.InputRegister(0);
   for (size_t index = 2; index < instr->InputCount(); index += 2) {
     __ Cmpi(input, Operand(i.InputInt32(index + 0)), r0);
     __ beq(GetLabel(i.InputRpo(index + 1)));
   }
   AssembleArchJump(i.InputRpo(1));
 }
 
@@ skipping 333 matching lines @@
       padding_size -= v8::internal::Assembler::kInstrSize;
     }
   }
 }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8