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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 #if V8_TARGET_ARCH_ARM | 5 #if V8_TARGET_ARCH_ARM |
6 | 6 |
7 #include "src/code-stubs.h" | 7 #include "src/code-stubs.h" |
8 #include "src/api-arguments.h" | 8 #include "src/api-arguments.h" |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/bootstrapper.h" | 10 #include "src/bootstrapper.h" |
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943 // Move argv into the correct register. | 943 // Move argv into the correct register. |
944 __ mov(r1, Operand(r2)); | 944 __ mov(r1, Operand(r2)); |
945 } else { | 945 } else { |
946 // Compute the argv pointer in a callee-saved register. | 946 // Compute the argv pointer in a callee-saved register. |
947 __ add(r1, sp, Operand(r0, LSL, kPointerSizeLog2)); | 947 __ add(r1, sp, Operand(r0, LSL, kPointerSizeLog2)); |
948 __ sub(r1, r1, Operand(kPointerSize)); | 948 __ sub(r1, r1, Operand(kPointerSize)); |
949 } | 949 } |
950 | 950 |
951 // Enter the exit frame that transitions from JavaScript to C++. | 951 // Enter the exit frame that transitions from JavaScript to C++. |
952 FrameScope scope(masm, StackFrame::MANUAL); | 952 FrameScope scope(masm, StackFrame::MANUAL); |
953 __ EnterExitFrame(save_doubles()); | 953 __ EnterExitFrame(save_doubles(), 0, is_builtin_exit() |
| 954 ? StackFrame::BUILTIN_EXIT |
| 955 : StackFrame::EXIT); |
954 | 956 |
955 // Store a copy of argc in callee-saved registers for later. | 957 // Store a copy of argc in callee-saved registers for later. |
956 __ mov(r4, Operand(r0)); | 958 __ mov(r4, Operand(r0)); |
957 | 959 |
958 // r0, r4: number of arguments including receiver (C callee-saved) | 960 // r0, r4: number of arguments including receiver (C callee-saved) |
959 // r1: pointer to the first argument (C callee-saved) | 961 // r1: pointer to the first argument (C callee-saved) |
960 // r5: pointer to builtin function (C callee-saved) | 962 // r5: pointer to builtin function (C callee-saved) |
961 | 963 |
962 int frame_alignment = MacroAssembler::ActivationFrameAlignment(); | 964 int frame_alignment = MacroAssembler::ActivationFrameAlignment(); |
963 int frame_alignment_mask = frame_alignment - 1; | 965 int frame_alignment_mask = frame_alignment - 1; |
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5339 CallApiFunctionAndReturn(masm, api_function_address, thunk_ref, | 5341 CallApiFunctionAndReturn(masm, api_function_address, thunk_ref, |
5340 kStackUnwindSpace, NULL, return_value_operand, NULL); | 5342 kStackUnwindSpace, NULL, return_value_operand, NULL); |
5341 } | 5343 } |
5342 | 5344 |
5343 #undef __ | 5345 #undef __ |
5344 | 5346 |
5345 } // namespace internal | 5347 } // namespace internal |
5346 } // namespace v8 | 5348 } // namespace v8 |
5347 | 5349 |
5348 #endif // V8_TARGET_ARCH_ARM | 5350 #endif // V8_TARGET_ARCH_ARM |
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