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Issue 208263002: Remove Failure::OutOfMemory propagation and V8::IgnoreOutOfMemoryException. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 9 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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3906 3906
3907 int matches = indices.length(); 3907 int matches = indices.length();
3908 if (matches == 0) return *subject; 3908 if (matches == 0) return *subject;
3909 3909
3910 // Detect integer overflow. 3910 // Detect integer overflow.
3911 int64_t result_len_64 = 3911 int64_t result_len_64 =
3912 (static_cast<int64_t>(replacement_len) - 3912 (static_cast<int64_t>(replacement_len) -
3913 static_cast<int64_t>(pattern_len)) * 3913 static_cast<int64_t>(pattern_len)) *
3914 static_cast<int64_t>(matches) + 3914 static_cast<int64_t>(matches) +
3915 static_cast<int64_t>(subject_len); 3915 static_cast<int64_t>(subject_len);
3916 if (result_len_64 > INT_MAX) return Failure::OutOfMemoryException(0x11); 3916 if (result_len_64 > INT_MAX) {
3917 v8::internal::Heap::FatalProcessOutOfMemory("invalid string length", true);
3918 }
3917 int result_len = static_cast<int>(result_len_64); 3919 int result_len = static_cast<int>(result_len_64);
3918 3920
3919 int subject_pos = 0; 3921 int subject_pos = 0;
3920 int result_pos = 0; 3922 int result_pos = 0;
3921 3923
3922 Handle<ResultSeqString> result; 3924 Handle<ResultSeqString> result;
3923 if (ResultSeqString::kHasAsciiEncoding) { 3925 if (ResultSeqString::kHasAsciiEncoding) {
3924 result = Handle<ResultSeqString>::cast( 3926 result = Handle<ResultSeqString>::cast(
3925 isolate->factory()->NewRawOneByteString(result_len)); 3927 isolate->factory()->NewRawOneByteString(result_len));
3926 } else { 3928 } else {
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15060 // Handle last resort GC and make sure to allow future allocations 15062 // Handle last resort GC and make sure to allow future allocations
15061 // to grow the heap without causing GCs (if possible). 15063 // to grow the heap without causing GCs (if possible).
15062 isolate->counters()->gc_last_resort_from_js()->Increment(); 15064 isolate->counters()->gc_last_resort_from_js()->Increment();
15063 isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags, 15065 isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags,
15064 "Runtime::PerformGC"); 15066 "Runtime::PerformGC");
15065 } 15067 }
15066 } 15068 }
15067 15069
15068 15070
15069 } } // namespace v8::internal 15071 } } // namespace v8::internal
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