| OLD | NEW |
| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #ifndef V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 5 #ifndef V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
| 6 #define V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 6 #define V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
| 7 | 7 |
| 8 #include "src/assembler.h" | 8 #include "src/assembler.h" |
| 9 #include "src/bailout-reason.h" | 9 #include "src/bailout-reason.h" |
| 10 #include "src/frames.h" | 10 #include "src/frames.h" |
| (...skipping 242 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 253 // Leave the current exit frame. Expects the return value in | 253 // Leave the current exit frame. Expects the return value in |
| 254 // register eax (untouched). | 254 // register eax (untouched). |
| 255 void LeaveApiExitFrame(bool restore_context); | 255 void LeaveApiExitFrame(bool restore_context); |
| 256 | 256 |
| 257 // Find the function context up the context chain. | 257 // Find the function context up the context chain. |
| 258 void LoadContext(Register dst, int context_chain_length); | 258 void LoadContext(Register dst, int context_chain_length); |
| 259 | 259 |
| 260 // Load the global proxy from the current context. | 260 // Load the global proxy from the current context. |
| 261 void LoadGlobalProxy(Register dst); | 261 void LoadGlobalProxy(Register dst); |
| 262 | 262 |
| 263 // Conditionally load the cached Array transitioned map of type | |
| 264 // transitioned_kind from the native context if the map in register | |
| 265 // map_in_out is the cached Array map in the native context of | |
| 266 // expected_kind. | |
| 267 void LoadTransitionedArrayMapConditional(ElementsKind expected_kind, | |
| 268 ElementsKind transitioned_kind, | |
| 269 Register map_in_out, | |
| 270 Register scratch, | |
| 271 Label* no_map_match); | |
| 272 | |
| 273 // Load the global function with the given index. | 263 // Load the global function with the given index. |
| 274 void LoadGlobalFunction(int index, Register function); | 264 void LoadGlobalFunction(int index, Register function); |
| 275 | 265 |
| 276 // Load the initial map from the global function. The registers | 266 // Load the initial map from the global function. The registers |
| 277 // function and map can be the same. | 267 // function and map can be the same. |
| 278 void LoadGlobalFunctionInitialMap(Register function, Register map); | 268 void LoadGlobalFunctionInitialMap(Register function, Register map); |
| 279 | 269 |
| 280 // Push and pop the registers that can hold pointers. | 270 // Push and pop the registers that can hold pointers. |
| 281 void PushSafepointRegisters() { pushad(); } | 271 void PushSafepointRegisters() { pushad(); } |
| 282 void PopSafepointRegisters() { popad(); } | 272 void PopSafepointRegisters() { popad(); } |
| (...skipping 101 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 384 void SafeMove(Register dst, const Immediate& x); | 374 void SafeMove(Register dst, const Immediate& x); |
| 385 void SafePush(const Immediate& x); | 375 void SafePush(const Immediate& x); |
| 386 | 376 |
| 387 // Compare object type for heap object. | 377 // Compare object type for heap object. |
| 388 // Incoming register is heap_object and outgoing register is map. | 378 // Incoming register is heap_object and outgoing register is map. |
| 389 void CmpObjectType(Register heap_object, InstanceType type, Register map); | 379 void CmpObjectType(Register heap_object, InstanceType type, Register map); |
| 390 | 380 |
| 391 // Compare instance type for map. | 381 // Compare instance type for map. |
| 392 void CmpInstanceType(Register map, InstanceType type); | 382 void CmpInstanceType(Register map, InstanceType type); |
| 393 | 383 |
| 394 // Check if a map for a JSObject indicates that the object can have both smi | |
| 395 // and HeapObject elements. Jump to the specified label if it does not. | |
| 396 void CheckFastObjectElements(Register map, Label* fail, | |
| 397 Label::Distance distance = Label::kFar); | |
| 398 | |
| 399 // Check if a map for a JSObject indicates that the object has fast smi only | |
| 400 // elements. Jump to the specified label if it does not. | |
| 401 void CheckFastSmiElements(Register map, Label* fail, | |
| 402 Label::Distance distance = Label::kFar); | |
| 403 | |
| 404 // Check to see if maybe_number can be stored as a double in | |
| 405 // FastDoubleElements. If it can, store it at the index specified by key in | |
| 406 // the FastDoubleElements array elements, otherwise jump to fail. | |
| 407 void StoreNumberToDoubleElements(Register maybe_number, Register elements, | |
| 408 Register key, Register scratch1, | |
| 409 XMMRegister scratch2, Label* fail, | |
| 410 int offset = 0); | |
| 411 | |
| 412 // Compare an object's map with the specified map. | 384 // Compare an object's map with the specified map. |
| 413 void CompareMap(Register obj, Handle<Map> map); | 385 void CompareMap(Register obj, Handle<Map> map); |
| 414 | 386 |
| 415 // Check if the map of an object is equal to a specified map and branch to | 387 // Check if the map of an object is equal to a specified map and branch to |
| 416 // label if not. Skip the smi check if not required (object is known to be a | 388 // label if not. Skip the smi check if not required (object is known to be a |
| 417 // heap object). If mode is ALLOW_ELEMENT_TRANSITION_MAPS, then also match | 389 // heap object). If mode is ALLOW_ELEMENT_TRANSITION_MAPS, then also match |
| 418 // against maps that are ElementsKind transition maps of the specified map. | 390 // against maps that are ElementsKind transition maps of the specified map. |
| 419 void CheckMap(Register obj, Handle<Map> map, Label* fail, | 391 void CheckMap(Register obj, Handle<Map> map, Label* fail, |
| 420 SmiCheckType smi_check_type); | 392 SmiCheckType smi_check_type); |
| 421 | 393 |
| (...skipping 514 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 936 // AllocationMemento support. Arrays may have an associated | 908 // AllocationMemento support. Arrays may have an associated |
| 937 // AllocationMemento object that can be checked for in order to pretransition | 909 // AllocationMemento object that can be checked for in order to pretransition |
| 938 // to another type. | 910 // to another type. |
| 939 // On entry, receiver_reg should point to the array object. | 911 // On entry, receiver_reg should point to the array object. |
| 940 // scratch_reg gets clobbered. | 912 // scratch_reg gets clobbered. |
| 941 // If allocation info is present, conditional code is set to equal. | 913 // If allocation info is present, conditional code is set to equal. |
| 942 void TestJSArrayForAllocationMemento(Register receiver_reg, | 914 void TestJSArrayForAllocationMemento(Register receiver_reg, |
| 943 Register scratch_reg, | 915 Register scratch_reg, |
| 944 Label* no_memento_found); | 916 Label* no_memento_found); |
| 945 | 917 |
| 946 void JumpIfJSArrayHasAllocationMemento(Register receiver_reg, | |
| 947 Register scratch_reg, | |
| 948 Label* memento_found) { | |
| 949 Label no_memento_found; | |
| 950 TestJSArrayForAllocationMemento(receiver_reg, scratch_reg, | |
| 951 &no_memento_found); | |
| 952 j(equal, memento_found); | |
| 953 bind(&no_memento_found); | |
| 954 } | |
| 955 | |
| 956 // Jumps to found label if a prototype map has dictionary elements. | |
| 957 void JumpIfDictionaryInPrototypeChain(Register object, Register scratch0, | |
| 958 Register scratch1, Label* found); | |
| 959 | |
| 960 private: | 918 private: |
| 961 bool generating_stub_; | 919 bool generating_stub_; |
| 962 bool has_frame_; | 920 bool has_frame_; |
| 963 // This handle will be patched with the code object on installation. | 921 // This handle will be patched with the code object on installation. |
| 964 Handle<Object> code_object_; | 922 Handle<Object> code_object_; |
| 965 | 923 |
| 966 // Helper functions for generating invokes. | 924 // Helper functions for generating invokes. |
| 967 void InvokePrologue(const ParameterCount& expected, | 925 void InvokePrologue(const ParameterCount& expected, |
| 968 const ParameterCount& actual, Label* done, | 926 const ParameterCount& actual, Label* done, |
| 969 bool* definitely_mismatches, InvokeFlag flag, | 927 bool* definitely_mismatches, InvokeFlag flag, |
| (...skipping 83 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 1053 inline Operand NativeContextOperand() { | 1011 inline Operand NativeContextOperand() { |
| 1054 return ContextOperand(esi, Context::NATIVE_CONTEXT_INDEX); | 1012 return ContextOperand(esi, Context::NATIVE_CONTEXT_INDEX); |
| 1055 } | 1013 } |
| 1056 | 1014 |
| 1057 #define ACCESS_MASM(masm) masm-> | 1015 #define ACCESS_MASM(masm) masm-> |
| 1058 | 1016 |
| 1059 } // namespace internal | 1017 } // namespace internal |
| 1060 } // namespace v8 | 1018 } // namespace v8 |
| 1061 | 1019 |
| 1062 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 1020 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
| OLD | NEW |