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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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 #ifndef V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 28 #ifndef V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
29 #define V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 29 #define V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
30 | 30 |
31 #include "assembler.h" | 31 #include "assembler.h" |
| 32 #include "v8globals.h" |
32 | 33 |
33 namespace v8 { | 34 namespace v8 { |
34 namespace internal { | 35 namespace internal { |
35 | 36 |
36 // Flags used for the AllocateInNewSpace functions. | 37 // Flags used for the AllocateInNewSpace functions. |
37 enum AllocationFlags { | 38 enum AllocationFlags { |
38 // No special flags. | 39 // No special flags. |
39 NO_ALLOCATION_FLAGS = 0, | 40 NO_ALLOCATION_FLAGS = 0, |
40 // Return the pointer to the allocated already tagged as a heap object. | 41 // Return the pointer to the allocated already tagged as a heap object. |
41 TAG_OBJECT = 1 << 0, | 42 TAG_OBJECT = 1 << 0, |
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204 | 205 |
205 // Compare instance type for map. | 206 // Compare instance type for map. |
206 void CmpInstanceType(Register map, InstanceType type); | 207 void CmpInstanceType(Register map, InstanceType type); |
207 | 208 |
208 // Check if the map of an object is equal to a specified map and | 209 // Check if the map of an object is equal to a specified map and |
209 // branch to label if not. Skip the smi check if not required | 210 // branch to label if not. Skip the smi check if not required |
210 // (object is known to be a heap object) | 211 // (object is known to be a heap object) |
211 void CheckMap(Register obj, | 212 void CheckMap(Register obj, |
212 Handle<Map> map, | 213 Handle<Map> map, |
213 Label* fail, | 214 Label* fail, |
214 bool is_heap_object); | 215 SmiCheckType smi_check_type); |
215 | 216 |
216 // Check if the object in register heap_object is a string. Afterwards the | 217 // Check if the object in register heap_object is a string. Afterwards the |
217 // register map contains the object map and the register instance_type | 218 // register map contains the object map and the register instance_type |
218 // contains the instance_type. The registers map and instance_type can be the | 219 // contains the instance_type. The registers map and instance_type can be the |
219 // same in which case it contains the instance type afterwards. Either of the | 220 // same in which case it contains the instance type afterwards. Either of the |
220 // registers map and instance_type can be the same as heap_object. | 221 // registers map and instance_type can be the same as heap_object. |
221 Condition IsObjectStringType(Register heap_object, | 222 Condition IsObjectStringType(Register heap_object, |
222 Register map, | 223 Register map, |
223 Register instance_type); | 224 Register instance_type); |
224 | 225 |
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745 } \ | 746 } \ |
746 masm-> | 747 masm-> |
747 #else | 748 #else |
748 #define ACCESS_MASM(masm) masm-> | 749 #define ACCESS_MASM(masm) masm-> |
749 #endif | 750 #endif |
750 | 751 |
751 | 752 |
752 } } // namespace v8::internal | 753 } } // namespace v8::internal |
753 | 754 |
754 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 755 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
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