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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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1549 STATIC_ASSERT(JS_FUNCTION_TYPE == LAST_JS_OBJECT_TYPE + 1); | 1549 STATIC_ASSERT(JS_FUNCTION_TYPE == LAST_JS_OBJECT_TYPE + 1); |
1550 __ CompareObjectType(receiver_reg, r2, r3, FIRST_JS_OBJECT_TYPE); | 1550 __ CompareObjectType(receiver_reg, r2, r3, FIRST_JS_OBJECT_TYPE); |
1551 __ b(lt, &build_args); | 1551 __ b(lt, &build_args); |
1552 | 1552 |
1553 // Check that applicand.apply is Function.prototype.apply. | 1553 // Check that applicand.apply is Function.prototype.apply. |
1554 __ ldr(r0, MemOperand(sp, kPointerSize)); | 1554 __ ldr(r0, MemOperand(sp, kPointerSize)); |
1555 __ BranchOnSmi(r0, &build_args); | 1555 __ BranchOnSmi(r0, &build_args); |
1556 __ CompareObjectType(r0, r1, r2, JS_FUNCTION_TYPE); | 1556 __ CompareObjectType(r0, r1, r2, JS_FUNCTION_TYPE); |
1557 __ b(ne, &build_args); | 1557 __ b(ne, &build_args); |
1558 Handle<Code> apply_code(Builtins::builtin(Builtins::FunctionApply)); | 1558 Handle<Code> apply_code(Builtins::builtin(Builtins::FunctionApply)); |
1559 __ ldr(r1, FieldMemOperand(r0, JSFunction::kCodeOffset)); | 1559 __ ldr(r1, FieldMemOperand(r0, JSFunction::kCodeEntryOffset)); |
| 1560 __ sub(r1, r1, Operand(Code::kHeaderSize - kHeapObjectTag)); |
1560 __ cmp(r1, Operand(apply_code)); | 1561 __ cmp(r1, Operand(apply_code)); |
1561 __ b(ne, &build_args); | 1562 __ b(ne, &build_args); |
1562 | 1563 |
1563 // Check that applicand is a function. | 1564 // Check that applicand is a function. |
1564 __ ldr(r1, MemOperand(sp, 2 * kPointerSize)); | 1565 __ ldr(r1, MemOperand(sp, 2 * kPointerSize)); |
1565 __ BranchOnSmi(r1, &build_args); | 1566 __ BranchOnSmi(r1, &build_args); |
1566 __ CompareObjectType(r1, r2, r3, JS_FUNCTION_TYPE); | 1567 __ CompareObjectType(r1, r2, r3, JS_FUNCTION_TYPE); |
1567 __ b(ne, &build_args); | 1568 __ b(ne, &build_args); |
1568 | 1569 |
1569 // Copy the arguments to this function possibly from the | 1570 // Copy the arguments to this function possibly from the |
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7021 __ str(r1, FieldMemOperand(r0, JSObject::kPropertiesOffset)); | 7022 __ str(r1, FieldMemOperand(r0, JSObject::kPropertiesOffset)); |
7022 __ str(r1, FieldMemOperand(r0, JSObject::kElementsOffset)); | 7023 __ str(r1, FieldMemOperand(r0, JSObject::kElementsOffset)); |
7023 __ str(r2, FieldMemOperand(r0, JSFunction::kPrototypeOrInitialMapOffset)); | 7024 __ str(r2, FieldMemOperand(r0, JSFunction::kPrototypeOrInitialMapOffset)); |
7024 __ str(r3, FieldMemOperand(r0, JSFunction::kSharedFunctionInfoOffset)); | 7025 __ str(r3, FieldMemOperand(r0, JSFunction::kSharedFunctionInfoOffset)); |
7025 __ str(cp, FieldMemOperand(r0, JSFunction::kContextOffset)); | 7026 __ str(cp, FieldMemOperand(r0, JSFunction::kContextOffset)); |
7026 __ str(r1, FieldMemOperand(r0, JSFunction::kLiteralsOffset)); | 7027 __ str(r1, FieldMemOperand(r0, JSFunction::kLiteralsOffset)); |
7027 | 7028 |
7028 // Initialize the code pointer in the function to be the one | 7029 // Initialize the code pointer in the function to be the one |
7029 // found in the shared function info object. | 7030 // found in the shared function info object. |
7030 __ ldr(r3, FieldMemOperand(r3, SharedFunctionInfo::kCodeOffset)); | 7031 __ ldr(r3, FieldMemOperand(r3, SharedFunctionInfo::kCodeOffset)); |
7031 __ str(r3, FieldMemOperand(r0, JSFunction::kCodeOffset)); | 7032 __ add(r3, r3, Operand(Code::kHeaderSize - kHeapObjectTag)); |
| 7033 __ str(r3, FieldMemOperand(r0, JSFunction::kCodeEntryOffset)); |
7032 | 7034 |
7033 // Return result. The argument function info has been popped already. | 7035 // Return result. The argument function info has been popped already. |
7034 __ Ret(); | 7036 __ Ret(); |
7035 | 7037 |
7036 // Create a new closure through the slower runtime call. | 7038 // Create a new closure through the slower runtime call. |
7037 __ bind(&gc); | 7039 __ bind(&gc); |
7038 __ Push(cp, r3); | 7040 __ Push(cp, r3); |
7039 __ TailCallRuntime(Runtime::kNewClosure, 2, 1); | 7041 __ TailCallRuntime(Runtime::kNewClosure, 2, 1); |
7040 } | 7042 } |
7041 | 7043 |
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11698 __ bind(&string_add_runtime); | 11700 __ bind(&string_add_runtime); |
11699 __ TailCallRuntime(Runtime::kStringAdd, 2, 1); | 11701 __ TailCallRuntime(Runtime::kStringAdd, 2, 1); |
11700 } | 11702 } |
11701 | 11703 |
11702 | 11704 |
11703 #undef __ | 11705 #undef __ |
11704 | 11706 |
11705 } } // namespace v8::internal | 11707 } } // namespace v8::internal |
11706 | 11708 |
11707 #endif // V8_TARGET_ARCH_ARM | 11709 #endif // V8_TARGET_ARCH_ARM |
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