MIPS: [turbofan] Implement Float32Round(TiesEven|RoundUp|RoundDown|Truncate).

src/compiler/mips64/instruction-selector-mips64.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/base/adapters.h"
 #include "src/base/bits.h"
 #include "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties.h"
 
@@ skipping 963 matching lines @@
 void InstructionSelector::VisitFloat32Sqrt(Node* node) {
   VisitRR(this, kMips64SqrtS, node);
 }
 
 
 void InstructionSelector::VisitFloat64Sqrt(Node* node) {
   VisitRR(this, kMips64SqrtD, node);
 }
 
 
-void InstructionSelector::VisitFloat32RoundDown(Node* node) { UNIMPLEMENTED(); }
+void InstructionSelector::VisitFloat32RoundDown(Node* node) {
+  VisitRR(this, kMips64Float32RoundDown, node);
+}
 
 
 void InstructionSelector::VisitFloat64RoundDown(Node* node) {
   VisitRR(this, kMips64Float64RoundDown, node);
 }
 
 
-void InstructionSelector::VisitFloat32RoundUp(Node* node) { UNIMPLEMENTED(); }
+void InstructionSelector::VisitFloat32RoundUp(Node* node) {
+  VisitRR(this, kMips64Float32RoundUp, node);
+}
 
 
 void InstructionSelector::VisitFloat64RoundUp(Node* node) {
   VisitRR(this, kMips64Float64RoundUp, node);
 }
 
 
 void InstructionSelector::VisitFloat32RoundTruncate(Node* node) {
-  UNREACHABLE();
+  VisitRR(this, kMips64Float32RoundTruncate, node);
 }
 
 
 void InstructionSelector::VisitFloat64RoundTruncate(Node* node) {
   VisitRR(this, kMips64Float64RoundTruncate, node);
 }
 
 
 void InstructionSelector::VisitFloat64RoundTiesAway(Node* node) {
   UNREACHABLE();
 }
 
 
 void InstructionSelector::VisitFloat32RoundTiesEven(Node* node) {
-  UNREACHABLE();
+  VisitRR(this, kMips64Float32RoundTiesEven, node);
 }
 
 
 void InstructionSelector::VisitFloat64RoundTiesEven(Node* node) {
   VisitRR(this, kMips64Float64RoundTiesEven, node);
 }
 
 
 void InstructionSelector::EmitPrepareArguments(NodeVector* arguments,
                                                const CallDescriptor* descriptor,
@@ skipping 568 matching lines @@
 
 
 // static
 MachineOperatorBuilder::Flags
 InstructionSelector::SupportedMachineOperatorFlags() {
   return MachineOperatorBuilder::kFloat64Min |
          MachineOperatorBuilder::kFloat64Max |
          MachineOperatorBuilder::kFloat32Min |
          MachineOperatorBuilder::kFloat32Max |
          MachineOperatorBuilder::kFloat64RoundDown |
+         MachineOperatorBuilder::kFloat32RoundDown |
          MachineOperatorBuilder::kFloat64RoundUp |
+         MachineOperatorBuilder::kFloat32RoundUp |
          MachineOperatorBuilder::kFloat64RoundTruncate |
-         MachineOperatorBuilder::kFloat64RoundTiesEven;
+         MachineOperatorBuilder::kFloat32RoundTruncate |
+         MachineOperatorBuilder::kFloat64RoundTiesEven |
+         MachineOperatorBuilder::kFloat32RoundTiesEven;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8