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| 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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| 259 __ mov(ecx, Operand(eax)); | 259 __ mov(ecx, Operand(eax)); |
| 260 __ jmp(&entry); | 260 __ jmp(&entry); |
| 261 __ bind(&loop); | 261 __ bind(&loop); |
| 262 __ push(Operand(ebx, ecx, times_4, 0)); | 262 __ push(Operand(ebx, ecx, times_4, 0)); |
| 263 __ bind(&entry); | 263 __ bind(&entry); |
| 264 __ dec(ecx); | 264 __ dec(ecx); |
| 265 __ j(greater_equal, &loop); | 265 __ j(greater_equal, &loop); |
| 266 | 266 |
| 267 // Call the function. | 267 // Call the function. |
| 268 Label return_site; | 268 Label return_site; |
| 269 __ RecordPosition(position); | |
| 270 ParameterCount actual(eax); | 269 ParameterCount actual(eax); |
| 271 __ InvokeFunction(edi, actual, CALL_FUNCTION); | 270 __ InvokeFunction(edi, actual, CALL_FUNCTION); |
| 272 __ bind(&return_site); | 271 __ bind(&return_site); |
| 273 | 272 |
| 274 // Restore context from the frame. | 273 // Restore context from the frame. |
| 275 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); | 274 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); |
| 276 | 275 |
| 277 // If the result is an object (in the ECMA sense), we should get rid | 276 // If the result is an object (in the ECMA sense), we should get rid |
| 278 // of the receiver and use the result; see ECMA-262 section 13.2.2-7 | 277 // of the receiver and use the result; see ECMA-262 section 13.2.2-7 |
| 279 // on page 74. | 278 // on page 74. |
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| 348 __ bind(&entry); | 347 __ bind(&entry); |
| 349 __ cmp(ecx, Operand(eax)); | 348 __ cmp(ecx, Operand(eax)); |
| 350 __ j(not_equal, &loop); | 349 __ j(not_equal, &loop); |
| 351 | 350 |
| 352 // Get the function from the stack and call it. | 351 // Get the function from the stack and call it. |
| 353 __ mov(edi, Operand(esp, eax, times_4, +1 * kPointerSize)); // +1 ~ receiver | 352 __ mov(edi, Operand(esp, eax, times_4, +1 * kPointerSize)); // +1 ~ receiver |
| 354 | 353 |
| 355 // Invoke the code. | 354 // Invoke the code. |
| 356 if (is_construct) { | 355 if (is_construct) { |
| 357 __ call(Handle<Code>(Builtins::builtin(Builtins::JSConstructCall)), | 356 __ call(Handle<Code>(Builtins::builtin(Builtins::JSConstructCall)), |
| 358 code_target); | 357 RelocInfo::CODE_TARGET); |
| 359 } else { | 358 } else { |
| 360 ParameterCount actual(eax); | 359 ParameterCount actual(eax); |
| 361 __ InvokeFunction(edi, actual, CALL_FUNCTION); | 360 __ InvokeFunction(edi, actual, CALL_FUNCTION); |
| 362 } | 361 } |
| 363 | 362 |
| 364 // Exit the JS frame. Notice that this also removes the empty | 363 // Exit the JS frame. Notice that this also removes the empty |
| 365 // context and the function left on the stack by the code | 364 // context and the function left on the stack by the code |
| 366 // invocation. | 365 // invocation. |
| 367 __ ExitInternalFrame(); | 366 __ ExitInternalFrame(); |
| 368 __ ret(1 * kPointerSize); // remove receiver | 367 __ ret(1 * kPointerSize); // remove receiver |
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| 483 __ dec(eax); | 482 __ dec(eax); |
| 484 | 483 |
| 485 // 6. Check that function really was a function and get the code to | 484 // 6. Check that function really was a function and get the code to |
| 486 // call from the function and check that the number of expected | 485 // call from the function and check that the number of expected |
| 487 // arguments matches what we're providing. | 486 // arguments matches what we're providing. |
| 488 { Label invoke; | 487 { Label invoke; |
| 489 __ test(edi, Operand(edi)); | 488 __ test(edi, Operand(edi)); |
| 490 __ j(not_zero, &invoke, taken); | 489 __ j(not_zero, &invoke, taken); |
| 491 __ xor_(ebx, Operand(ebx)); | 490 __ xor_(ebx, Operand(ebx)); |
| 492 __ GetBuiltinEntry(edx, Builtins::CALL_NON_FUNCTION); | 491 __ GetBuiltinEntry(edx, Builtins::CALL_NON_FUNCTION); |
| 493 __ jmp(Handle<Code>(builtin(ArgumentsAdaptorTrampoline)), code_target); | 492 __ jmp(Handle<Code>(builtin(ArgumentsAdaptorTrampoline)), |
| 493 RelocInfo::CODE_TARGET); |
| 494 | 494 |
| 495 __ bind(&invoke); | 495 __ bind(&invoke); |
| 496 __ mov(edx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); | 496 __ mov(edx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); |
| 497 __ mov(ebx, | 497 __ mov(ebx, |
| 498 FieldOperand(edx, SharedFunctionInfo::kFormalParameterCountOffset)); | 498 FieldOperand(edx, SharedFunctionInfo::kFormalParameterCountOffset)); |
| 499 __ mov(edx, FieldOperand(edx, SharedFunctionInfo::kCodeOffset)); | 499 __ mov(edx, FieldOperand(edx, SharedFunctionInfo::kCodeOffset)); |
| 500 __ lea(edx, FieldOperand(edx, Code::kHeaderSize)); | 500 __ lea(edx, FieldOperand(edx, Code::kHeaderSize)); |
| 501 __ cmp(eax, Operand(ebx)); | 501 __ cmp(eax, Operand(ebx)); |
| 502 __ j(not_equal, Handle<Code>(builtin(ArgumentsAdaptorTrampoline))); | 502 __ j(not_equal, Handle<Code>(builtin(ArgumentsAdaptorTrampoline))); |
| 503 } | 503 } |
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| 585 Label entry, loop; | 585 Label entry, loop; |
| 586 __ mov(eax, Operand(ebp, kIndexOffset)); | 586 __ mov(eax, Operand(ebp, kIndexOffset)); |
| 587 __ jmp(&entry); | 587 __ jmp(&entry); |
| 588 __ bind(&loop); | 588 __ bind(&loop); |
| 589 __ mov(ecx, Operand(ebp, 2 * kPointerSize)); // load arguments | 589 __ mov(ecx, Operand(ebp, 2 * kPointerSize)); // load arguments |
| 590 __ push(ecx); | 590 __ push(ecx); |
| 591 __ push(eax); | 591 __ push(eax); |
| 592 | 592 |
| 593 // Use inline caching to speed up access to arguments. | 593 // Use inline caching to speed up access to arguments. |
| 594 Handle<Code> ic(Builtins::builtin(Builtins::KeyedLoadIC_Initialize)); | 594 Handle<Code> ic(Builtins::builtin(Builtins::KeyedLoadIC_Initialize)); |
| 595 __ call(ic, code_target); | 595 __ call(ic, RelocInfo::CODE_TARGET); |
| 596 | 596 |
| 597 // Remove IC arguments from the stack and push the nth argument. | 597 // Remove IC arguments from the stack and push the nth argument. |
| 598 __ add(Operand(esp), Immediate(2 * kPointerSize)); | 598 __ add(Operand(esp), Immediate(2 * kPointerSize)); |
| 599 __ push(eax); | 599 __ push(eax); |
| 600 | 600 |
| 601 // Update the index on the stack and in register eax. | 601 // Update the index on the stack and in register eax. |
| 602 __ mov(eax, Operand(ebp, kIndexOffset)); | 602 __ mov(eax, Operand(ebp, kIndexOffset)); |
| 603 __ add(Operand(eax), Immediate(1 << kSmiTagSize)); | 603 __ add(Operand(eax), Immediate(1 << kSmiTagSize)); |
| 604 __ mov(Operand(ebp, kIndexOffset), eax); | 604 __ mov(Operand(ebp, kIndexOffset), eax); |
| 605 | 605 |
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| 876 // Register state for stub CallFunction (from CallFunctionStub in ic-ia32.cc). | 876 // Register state for stub CallFunction (from CallFunctionStub in ic-ia32.cc). |
| 877 // ----------- S t a t e ------------- | 877 // ----------- S t a t e ------------- |
| 878 // No registers used on entry. | 878 // No registers used on entry. |
| 879 // ----------------------------------- | 879 // ----------------------------------- |
| 880 Generate_DebugBreakCallHelper(masm, 0, false); | 880 Generate_DebugBreakCallHelper(masm, 0, false); |
| 881 } | 881 } |
| 882 | 882 |
| 883 #undef __ | 883 #undef __ |
| 884 | 884 |
| 885 } } // namespace v8::internal | 885 } } // namespace v8::internal |
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