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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 // 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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142 info->function()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) { | 142 info->function()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) { |
143 __ stop("stop-at"); | 143 __ stop("stop-at"); |
144 } | 144 } |
145 #endif | 145 #endif |
146 | 146 |
147 // Classic mode functions and builtins need to replace the receiver with the | 147 // Classic mode functions and builtins need to replace the receiver with the |
148 // global proxy when called as functions (without an explicit receiver | 148 // global proxy when called as functions (without an explicit receiver |
149 // object). | 149 // object). |
150 if (info->is_classic_mode() && !info->is_native()) { | 150 if (info->is_classic_mode() && !info->is_native()) { |
151 Label ok; | 151 Label ok; |
152 __ cmp(r5, Operand::Zero()); | |
153 __ b(eq, &ok); | |
154 | |
155 int receiver_offset = info->scope()->num_parameters() * kPointerSize; | 152 int receiver_offset = info->scope()->num_parameters() * kPointerSize; |
156 __ ldr(r2, MemOperand(sp, receiver_offset)); | 153 __ ldr(r2, MemOperand(sp, receiver_offset)); |
157 __ CompareRoot(r2, Heap::kUndefinedValueRootIndex); | 154 __ CompareRoot(r2, Heap::kUndefinedValueRootIndex); |
158 __ b(ne, &ok); | 155 __ b(ne, &ok); |
159 | 156 |
160 __ ldr(r2, GlobalObjectOperand()); | 157 __ ldr(r2, GlobalObjectOperand()); |
161 __ ldr(r2, FieldMemOperand(r2, GlobalObject::kGlobalReceiverOffset)); | 158 __ ldr(r2, FieldMemOperand(r2, GlobalObject::kGlobalReceiverOffset)); |
162 | 159 |
163 __ str(r2, MemOperand(sp, receiver_offset)); | 160 __ str(r2, MemOperand(sp, receiver_offset)); |
164 | 161 |
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3722 | 3719 |
3723 Label runtime, done; | 3720 Label runtime, done; |
3724 // Check for non-function argument (including proxy). | 3721 // Check for non-function argument (including proxy). |
3725 __ JumpIfSmi(r0, &runtime); | 3722 __ JumpIfSmi(r0, &runtime); |
3726 __ CompareObjectType(r0, r1, r1, JS_FUNCTION_TYPE); | 3723 __ CompareObjectType(r0, r1, r1, JS_FUNCTION_TYPE); |
3727 __ b(ne, &runtime); | 3724 __ b(ne, &runtime); |
3728 | 3725 |
3729 // InvokeFunction requires the function in r1. Move it in there. | 3726 // InvokeFunction requires the function in r1. Move it in there. |
3730 __ mov(r1, result_register()); | 3727 __ mov(r1, result_register()); |
3731 ParameterCount count(arg_count); | 3728 ParameterCount count(arg_count); |
3732 __ InvokeFunction(r1, count, CALL_FUNCTION, | 3729 __ InvokeFunction(r1, count, CALL_FUNCTION, NullCallWrapper()); |
3733 NullCallWrapper(), CALL_AS_FUNCTION); | |
3734 __ ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); | 3730 __ ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); |
3735 __ jmp(&done); | 3731 __ jmp(&done); |
3736 | 3732 |
3737 __ bind(&runtime); | 3733 __ bind(&runtime); |
3738 __ push(r0); | 3734 __ push(r0); |
3739 __ CallRuntime(Runtime::kCall, args->length()); | 3735 __ CallRuntime(Runtime::kCall, args->length()); |
3740 __ bind(&done); | 3736 __ bind(&done); |
3741 | 3737 |
3742 context()->Plug(r0); | 3738 context()->Plug(r0); |
3743 } | 3739 } |
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4900 ASSERT(Memory::uint32_at(interrupt_address_pointer) == | 4896 ASSERT(Memory::uint32_at(interrupt_address_pointer) == |
4901 reinterpret_cast<uint32_t>( | 4897 reinterpret_cast<uint32_t>( |
4902 isolate->builtins()->OsrAfterStackCheck()->entry())); | 4898 isolate->builtins()->OsrAfterStackCheck()->entry())); |
4903 return OSR_AFTER_STACK_CHECK; | 4899 return OSR_AFTER_STACK_CHECK; |
4904 } | 4900 } |
4905 | 4901 |
4906 | 4902 |
4907 } } // namespace v8::internal | 4903 } } // namespace v8::internal |
4908 | 4904 |
4909 #endif // V8_TARGET_ARCH_ARM | 4905 #endif // V8_TARGET_ARCH_ARM |
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