[turbofan] Add support for ARM64 Ubfx

src/compiler/arm64/code-generator-arm64.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/arm64/macro-assembler-arm64.h"
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
@@ skipping 301 matching lines @@
       __ Sub(i.OutputRegister(), i.InputRegister(0), i.InputOperand(1));
       break;
     case kArm64Sub32:
       if (FlagsModeField::decode(opcode) != kFlags_none) {
         __ Subs(i.OutputRegister32(), i.InputRegister32(0),
                 i.InputOperand32(1));
       } else {
         __ Sub(i.OutputRegister32(), i.InputRegister32(0), i.InputOperand32(1));
       }
       break;
-    case kArm64Shl:
+    case kArm64Lsl:
       ASSEMBLE_SHIFT(Lsl, 64);
       break;
-    case kArm64Shl32:
+    case kArm64Lsl32:
       ASSEMBLE_SHIFT(Lsl, 32);
       break;
-    case kArm64Shr:
+    case kArm64Lsr:
       ASSEMBLE_SHIFT(Lsr, 64);
       break;
-    case kArm64Shr32:
+    case kArm64Lsr32:
       ASSEMBLE_SHIFT(Lsr, 32);
       break;
-    case kArm64Sar:
+    case kArm64Asr:
       ASSEMBLE_SHIFT(Asr, 64);
       break;
-    case kArm64Sar32:
+    case kArm64Asr32:
       ASSEMBLE_SHIFT(Asr, 32);
       break;
     case kArm64Ror:
       ASSEMBLE_SHIFT(Ror, 64);
       break;
     case kArm64Ror32:
       ASSEMBLE_SHIFT(Ror, 32);
       break;
     case kArm64Mov32:
       __ Mov(i.OutputRegister32(), i.InputRegister32(0));
       break;
     case kArm64Sxtw:
       __ Sxtw(i.OutputRegister(), i.InputRegister32(0));
       break;
+    case kArm64Ubfx:
+      __ Ubfx(i.OutputRegister(), i.InputRegister(0), i.InputInt8(1),
+              i.InputInt8(2));
+      break;
+    case kArm64Ubfx32:
+      __ Ubfx(i.OutputRegister32(), i.InputRegister32(0), i.InputInt8(1),
+              i.InputInt8(2));
+      break;
     case kArm64Claim: {
       int words = MiscField::decode(instr->opcode());
       __ Claim(words);
       break;
     }
     case kArm64Poke: {
       int slot = MiscField::decode(instr->opcode());
       Operand operand(slot * kPointerSize);
       __ Poke(i.InputRegister(0), operand);
       break;
@@ skipping 565 matching lines @@
     }
   }
   MarkLazyDeoptSite();
 }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8