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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 #include "v8.h" | 28 #include "v8.h" |
29 | 29 |
30 #if defined(V8_TARGET_ARCH_IA32) | 30 #if defined(V8_TARGET_ARCH_IA32) |
31 | 31 |
| 32 #include "code-stubs.h" |
32 #include "bootstrapper.h" | 33 #include "bootstrapper.h" |
33 #include "code-stubs-ia32.h" | 34 #include "jsregexp.h" |
34 #include "codegen-inl.h" | |
35 #include "regexp-macro-assembler.h" | 35 #include "regexp-macro-assembler.h" |
36 | 36 |
37 namespace v8 { | 37 namespace v8 { |
38 namespace internal { | 38 namespace internal { |
39 | 39 |
40 #define __ ACCESS_MASM(masm) | 40 #define __ ACCESS_MASM(masm) |
41 void FastNewClosureStub::Generate(MacroAssembler* masm) { | 41 void FastNewClosureStub::Generate(MacroAssembler* masm) { |
42 // Create a new closure from the given function info in new | 42 // Create a new closure from the given function info in new |
43 // space. Set the context to the current context in esi. | 43 // space. Set the context to the current context in esi. |
44 Label gc; | 44 Label gc; |
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142 int size = JSArray::kSize + elements_size; | 142 int size = JSArray::kSize + elements_size; |
143 | 143 |
144 // Load boilerplate object into ecx and check if we need to create a | 144 // Load boilerplate object into ecx and check if we need to create a |
145 // boilerplate. | 145 // boilerplate. |
146 Label slow_case; | 146 Label slow_case; |
147 __ mov(ecx, Operand(esp, 3 * kPointerSize)); | 147 __ mov(ecx, Operand(esp, 3 * kPointerSize)); |
148 __ mov(eax, Operand(esp, 2 * kPointerSize)); | 148 __ mov(eax, Operand(esp, 2 * kPointerSize)); |
149 STATIC_ASSERT(kPointerSize == 4); | 149 STATIC_ASSERT(kPointerSize == 4); |
150 STATIC_ASSERT(kSmiTagSize == 1); | 150 STATIC_ASSERT(kSmiTagSize == 1); |
151 STATIC_ASSERT(kSmiTag == 0); | 151 STATIC_ASSERT(kSmiTag == 0); |
152 __ mov(ecx, CodeGenerator::FixedArrayElementOperand(ecx, eax)); | 152 __ mov(ecx, FieldOperand(ecx, eax, times_half_pointer_size, |
| 153 FixedArray::kHeaderSize)); |
153 __ cmp(ecx, Factory::undefined_value()); | 154 __ cmp(ecx, Factory::undefined_value()); |
154 __ j(equal, &slow_case); | 155 __ j(equal, &slow_case); |
155 | 156 |
156 if (FLAG_debug_code) { | 157 if (FLAG_debug_code) { |
157 const char* message; | 158 const char* message; |
158 Handle<Map> expected_map; | 159 Handle<Map> expected_map; |
159 if (mode_ == CLONE_ELEMENTS) { | 160 if (mode_ == CLONE_ELEMENTS) { |
160 message = "Expected (writable) fixed array"; | 161 message = "Expected (writable) fixed array"; |
161 expected_map = Factory::fixed_array_map(); | 162 expected_map = Factory::fixed_array_map(); |
162 } else { | 163 } else { |
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4530 // tagged as a small integer. | 4531 // tagged as a small integer. |
4531 __ bind(&runtime); | 4532 __ bind(&runtime); |
4532 __ TailCallRuntime(Runtime::kStringCompare, 2, 1); | 4533 __ TailCallRuntime(Runtime::kStringCompare, 2, 1); |
4533 } | 4534 } |
4534 | 4535 |
4535 #undef __ | 4536 #undef __ |
4536 | 4537 |
4537 } } // namespace v8::internal | 4538 } } // namespace v8::internal |
4538 | 4539 |
4539 #endif // V8_TARGET_ARCH_IA32 | 4540 #endif // V8_TARGET_ARCH_IA32 |
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