Rewrite decodeURL as builtin function, remove now unused runtime functions.

src/full-codegen/x64/full-codegen-x64.cc

 // Copyright 2012 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.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 2762 matching lines @@
   // If the object is not a value type, return the object.
   __ CmpObjectType(rax, JS_VALUE_TYPE, rbx);
   __ j(not_equal, &done);
   __ movp(rax, FieldOperand(rax, JSValue::kValueOffset));
 
   __ bind(&done);
   context()->Plug(rax);
 }
 
 
-void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) {
-  ZoneList<Expression*>* args = expr->arguments();
-  DCHECK_EQ(3, args->length());
-
-  Register string = rax;
-  Register index = rbx;
-  Register value = rcx;
-
-  VisitForStackValue(args->at(0));        // index
-  VisitForStackValue(args->at(1));        // value
-  VisitForAccumulatorValue(args->at(2));  // string
-  PopOperand(value);
-  PopOperand(index);
-
-  if (FLAG_debug_code) {
-    __ Check(__ CheckSmi(value), kNonSmiValue);
-    __ Check(__ CheckSmi(index), kNonSmiValue);
-  }
-
-  __ SmiToInteger32(value, value);
-  __ SmiToInteger32(index, index);
-
-  if (FLAG_debug_code) {
-    static const uint32_t one_byte_seq_type = kSeqStringTag | kOneByteStringTag;
-    __ EmitSeqStringSetCharCheck(string, index, value, one_byte_seq_type);
-  }
-
-  __ movb(FieldOperand(string, index, times_1, SeqOneByteString::kHeaderSize),
-          value);
-  context()->Plug(string);
-}
-
-
-void FullCodeGenerator::EmitTwoByteSeqStringSetChar(CallRuntime* expr) {
-  ZoneList<Expression*>* args = expr->arguments();
-  DCHECK_EQ(3, args->length());
-
-  Register string = rax;
-  Register index = rbx;
-  Register value = rcx;
-
-  VisitForStackValue(args->at(0));        // index
-  VisitForStackValue(args->at(1));        // value
-  VisitForAccumulatorValue(args->at(2));  // string
-  PopOperand(value);
-  PopOperand(index);
-
-  if (FLAG_debug_code) {
-    __ Check(__ CheckSmi(value), kNonSmiValue);
-    __ Check(__ CheckSmi(index), kNonSmiValue);
-  }
-
-  __ SmiToInteger32(value, value);
-  __ SmiToInteger32(index, index);
-
-  if (FLAG_debug_code) {
-    static const uint32_t two_byte_seq_type = kSeqStringTag | kTwoByteStringTag;
-    __ EmitSeqStringSetCharCheck(string, index, value, two_byte_seq_type);
-  }
-
-  __ movw(FieldOperand(string, index, times_2, SeqTwoByteString::kHeaderSize),
-          value);
-  context()->Plug(rax);
-}
-
-
 void FullCodeGenerator::EmitStringCharFromCode(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK(args->length() == 1);
 
   VisitForAccumulatorValue(args->at(0));
 
   Label done;
   StringCharFromCodeGenerator generator(rax, rbx);
   generator.GenerateFast(masm_);
   __ jmp(&done);
@@ skipping 915 matching lines @@
   DCHECK_EQ(
       isolate->builtins()->OnStackReplacement()->entry(),
       Assembler::target_address_at(call_target_address, unoptimized_code));
   return ON_STACK_REPLACEMENT;
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64