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| 1 // Copyright 2008 the V8 project authors. All rights reserved. | 1 // Copyright 2008 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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| 243 } | 243 } |
| 244 | 244 |
| 245 // The receiver frame slot. | 245 // The receiver frame slot. |
| 246 MemOperand Receiver() const { return ParameterAt(-1); } | 246 MemOperand Receiver() const { return ParameterAt(-1); } |
| 247 | 247 |
| 248 // Push a try-catch or try-finally handler on top of the virtual frame. | 248 // Push a try-catch or try-finally handler on top of the virtual frame. |
| 249 void PushTryHandler(HandlerType type); | 249 void PushTryHandler(HandlerType type); |
| 250 | 250 |
| 251 // Call a code stub, given the number of arguments it expects on (and | 251 // Call a code stub, given the number of arguments it expects on (and |
| 252 // removes from) the top of the physical frame. | 252 // removes from) the top of the physical frame. |
| 253 Result CallStub(CodeStub* stub, int frame_arg_count); | 253 Result CallStub(CodeStub* stub, int arg_count); |
| 254 Result CallStub(CodeStub* stub, Result* arg, int frame_arg_count); | 254 Result CallStub(CodeStub* stub, Result* arg, int arg_count); |
| 255 Result CallStub(CodeStub* stub, | 255 Result CallStub(CodeStub* stub, Result* arg0, Result* arg1, int arg_count); |
| 256 Result* arg0, | |
| 257 Result* arg1, | |
| 258 int frame_arg_count); | |
| 259 | 256 |
| 260 // Call the runtime, given the number of arguments expected on (and | 257 // Call the runtime, given the number of arguments expected on (and |
| 261 // removed from) the top of the physical frame. | 258 // removed from) the top of the physical frame. |
| 262 Result CallRuntime(Runtime::Function* f, int frame_arg_count); | 259 Result CallRuntime(Runtime::Function* f, int arg_count); |
| 263 Result CallRuntime(Runtime::FunctionId id, int frame_arg_count); | 260 Result CallRuntime(Runtime::FunctionId id, int arg_count); |
| 264 | 261 |
| 265 // Invoke a builtin, given the number of arguments it expects on (and | 262 // Invoke a builtin, given the number of arguments it expects on (and |
| 266 // removes from) the top of the physical frame. | 263 // removes from) the top of the physical frame. |
| 267 Result InvokeBuiltin(Builtins::JavaScript id, | 264 Result InvokeBuiltin(Builtins::JavaScript id, |
| 268 InvokeJSFlags flag, | 265 InvokeJSFlags flag, |
| 269 Result* arg_count_register, | 266 Result* arg_count_register, |
| 270 int frame_arg_count); | 267 int arg_count); |
| 271 | 268 |
| 272 // Call into a JS code object, given the number of arguments it | 269 // Call into a JS code object, given the number of arguments it |
| 273 // removes from the top of the physical frame. | 270 // removes from the top of the physical frame. |
| 274 // Register arguments are passed as results and consumed by the call. | 271 // Register arguments are passed as results and consumed by the call. |
| 275 Result CallCodeObject(Handle<Code> ic, | 272 Result CallCodeObject(Handle<Code> ic, |
| 276 RelocInfo::Mode rmode, | 273 RelocInfo::Mode rmode, |
| 277 int dropped_args); | 274 int dropped_args); |
| 278 Result CallCodeObject(Handle<Code> ic, | 275 Result CallCodeObject(Handle<Code> ic, |
| 279 RelocInfo::Mode rmode, | 276 RelocInfo::Mode rmode, |
| 280 Result* arg, | 277 Result* arg, |
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| 451 | 448 |
| 452 // Invalidates a frame slot (puts an invalid frame element in it). | 449 // Invalidates a frame slot (puts an invalid frame element in it). |
| 453 // Copies on the frame are correctly handled, and if this slot was | 450 // Copies on the frame are correctly handled, and if this slot was |
| 454 // the backing store of copies, the index of the new backing store | 451 // the backing store of copies, the index of the new backing store |
| 455 // is returned. Otherwise, returns kIllegalIndex. | 452 // is returned. Otherwise, returns kIllegalIndex. |
| 456 // Register counts are correctly updated. | 453 // Register counts are correctly updated. |
| 457 int InvalidateFrameSlotAt(int index); | 454 int InvalidateFrameSlotAt(int index); |
| 458 | 455 |
| 459 // Call a code stub that has already been prepared for calling (via | 456 // Call a code stub that has already been prepared for calling (via |
| 460 // PrepareForCall). | 457 // PrepareForCall). |
| 461 Result RawCallStub(CodeStub* stub, int frame_arg_count); | 458 Result RawCallStub(CodeStub* stub); |
| 462 | 459 |
| 463 // Calls a code object which has already been prepared for calling | 460 // Calls a code object which has already been prepared for calling |
| 464 // (via PrepareForCall). | 461 // (via PrepareForCall). |
| 465 Result RawCallCodeObject(Handle<Code> code, RelocInfo::Mode rmode); | 462 Result RawCallCodeObject(Handle<Code> code, RelocInfo::Mode rmode); |
| 466 | 463 |
| 467 bool Equals(VirtualFrame* other); | 464 bool Equals(VirtualFrame* other); |
| 468 | 465 |
| 469 friend class JumpTarget; | 466 friend class JumpTarget; |
| 470 }; | 467 }; |
| 471 | 468 |
| 472 | 469 |
| 473 } } // namespace v8::internal | 470 } } // namespace v8::internal |
| 474 | 471 |
| 475 #endif // V8_VIRTUAL_FRAME_ARM_H_ | 472 #endif // V8_VIRTUAL_FRAME_ARM_H_ |
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