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Issue 306473004: Reland 21502 - "Move OS::MemCopy and OS::MemMove out of platform to utils" (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 7 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "string-stream.h" 5 #include "string-stream.h"
6 6
7 #include "handles-inl.h" 7 #include "handles-inl.h"
8 8
9 namespace v8 { 9 namespace v8 {
10 namespace internal { 10 namespace internal {
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230 void StringStream::Add(const char* format, FmtElm arg0, FmtElm arg1, 230 void StringStream::Add(const char* format, FmtElm arg0, FmtElm arg1,
231 FmtElm arg2, FmtElm arg3, FmtElm arg4) { 231 FmtElm arg2, FmtElm arg3, FmtElm arg4) {
232 const char argc = 5; 232 const char argc = 5;
233 FmtElm argv[argc] = { arg0, arg1, arg2, arg3, arg4 }; 233 FmtElm argv[argc] = { arg0, arg1, arg2, arg3, arg4 };
234 Add(CStrVector(format), Vector<FmtElm>(argv, argc)); 234 Add(CStrVector(format), Vector<FmtElm>(argv, argc));
235 } 235 }
236 236
237 237
238 SmartArrayPointer<const char> StringStream::ToCString() const { 238 SmartArrayPointer<const char> StringStream::ToCString() const {
239 char* str = NewArray<char>(length_ + 1); 239 char* str = NewArray<char>(length_ + 1);
240 OS::MemCopy(str, buffer_, length_); 240 MemCopy(str, buffer_, length_);
241 str[length_] = '\0'; 241 str[length_] = '\0';
242 return SmartArrayPointer<const char>(str); 242 return SmartArrayPointer<const char>(str);
243 } 243 }
244 244
245 245
246 void StringStream::Log(Isolate* isolate) { 246 void StringStream::Log(Isolate* isolate) {
247 LOG(isolate, StringEvent("StackDump", buffer_)); 247 LOG(isolate, StringEvent("StackDump", buffer_));
248 } 248 }
249 249
250 250
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539 char* HeapStringAllocator::grow(unsigned* bytes) { 539 char* HeapStringAllocator::grow(unsigned* bytes) {
540 unsigned new_bytes = *bytes * 2; 540 unsigned new_bytes = *bytes * 2;
541 // Check for overflow. 541 // Check for overflow.
542 if (new_bytes <= *bytes) { 542 if (new_bytes <= *bytes) {
543 return space_; 543 return space_;
544 } 544 }
545 char* new_space = NewArray<char>(new_bytes); 545 char* new_space = NewArray<char>(new_bytes);
546 if (new_space == NULL) { 546 if (new_space == NULL) {
547 return space_; 547 return space_;
548 } 548 }
549 OS::MemCopy(new_space, space_, *bytes); 549 MemCopy(new_space, space_, *bytes);
550 *bytes = new_bytes; 550 *bytes = new_bytes;
551 DeleteArray(space_); 551 DeleteArray(space_);
552 space_ = new_space; 552 space_ = new_space;
553 return new_space; 553 return new_space;
554 } 554 }
555 555
556 556
557 // Only grow once to the maximum allowable size. 557 // Only grow once to the maximum allowable size.
558 char* NoAllocationStringAllocator::grow(unsigned* bytes) { 558 char* NoAllocationStringAllocator::grow(unsigned* bytes) {
559 ASSERT(size_ >= *bytes); 559 ASSERT(size_ >= *bytes);
560 *bytes = size_; 560 *bytes = size_;
561 return space_; 561 return space_;
562 } 562 }
563 563
564 564
565 } } // namespace v8::internal 565 } } // namespace v8::internal
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