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| 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 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
| 8 | 8 |
| 9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
| 10 #include "src/deoptimizer.h" | 10 #include "src/deoptimizer.h" |
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| 35 | 35 |
| 36 // Insert extra arguments. | 36 // Insert extra arguments. |
| 37 int num_extra_args = 0; | 37 int num_extra_args = 0; |
| 38 if (extra_args == NEEDS_CALLED_FUNCTION) { | 38 if (extra_args == NEEDS_CALLED_FUNCTION) { |
| 39 num_extra_args = 1; | 39 num_extra_args = 1; |
| 40 Register scratch = ebx; | 40 Register scratch = ebx; |
| 41 __ pop(scratch); // Save return address. | 41 __ pop(scratch); // Save return address. |
| 42 __ push(edi); | 42 __ push(edi); |
| 43 __ push(scratch); // Restore return address. | 43 __ push(scratch); // Restore return address. |
| 44 } else { | 44 } else { |
| 45 ASSERT(extra_args == NO_EXTRA_ARGUMENTS); | 45 DCHECK(extra_args == NO_EXTRA_ARGUMENTS); |
| 46 } | 46 } |
| 47 | 47 |
| 48 // JumpToExternalReference expects eax to contain the number of arguments | 48 // JumpToExternalReference expects eax to contain the number of arguments |
| 49 // including the receiver and the extra arguments. | 49 // including the receiver and the extra arguments. |
| 50 __ add(eax, Immediate(num_extra_args + 1)); | 50 __ add(eax, Immediate(num_extra_args + 1)); |
| 51 __ JumpToExternalReference(ExternalReference(id, masm->isolate())); | 51 __ JumpToExternalReference(ExternalReference(id, masm->isolate())); |
| 52 } | 52 } |
| 53 | 53 |
| 54 | 54 |
| 55 static void CallRuntimePassFunction( | 55 static void CallRuntimePassFunction( |
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| 103 static void Generate_JSConstructStubHelper(MacroAssembler* masm, | 103 static void Generate_JSConstructStubHelper(MacroAssembler* masm, |
| 104 bool is_api_function, | 104 bool is_api_function, |
| 105 bool create_memento) { | 105 bool create_memento) { |
| 106 // ----------- S t a t e ------------- | 106 // ----------- S t a t e ------------- |
| 107 // -- eax: number of arguments | 107 // -- eax: number of arguments |
| 108 // -- edi: constructor function | 108 // -- edi: constructor function |
| 109 // -- ebx: allocation site or undefined | 109 // -- ebx: allocation site or undefined |
| 110 // ----------------------------------- | 110 // ----------------------------------- |
| 111 | 111 |
| 112 // Should never create mementos for api functions. | 112 // Should never create mementos for api functions. |
| 113 ASSERT(!is_api_function || !create_memento); | 113 DCHECK(!is_api_function || !create_memento); |
| 114 | 114 |
| 115 // Enter a construct frame. | 115 // Enter a construct frame. |
| 116 { | 116 { |
| 117 FrameScope scope(masm, StackFrame::CONSTRUCT); | 117 FrameScope scope(masm, StackFrame::CONSTRUCT); |
| 118 | 118 |
| 119 if (create_memento) { | 119 if (create_memento) { |
| 120 __ AssertUndefinedOrAllocationSite(ebx); | 120 __ AssertUndefinedOrAllocationSite(ebx); |
| 121 __ push(ebx); | 121 __ push(ebx); |
| 122 } | 122 } |
| 123 | 123 |
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| 1448 | 1448 |
| 1449 __ bind(&ok); | 1449 __ bind(&ok); |
| 1450 __ ret(0); | 1450 __ ret(0); |
| 1451 } | 1451 } |
| 1452 | 1452 |
| 1453 #undef __ | 1453 #undef __ |
| 1454 } | 1454 } |
| 1455 } // namespace v8::internal | 1455 } // namespace v8::internal |
| 1456 | 1456 |
| 1457 #endif // V8_TARGET_ARCH_IA32 | 1457 #endif // V8_TARGET_ARCH_IA32 |
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