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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" | 5 #include "vm/globals.h" |
6 #if defined(TARGET_ARCH_ARM) | 6 #if defined(TARGET_ARCH_ARM) |
7 | 7 |
8 #include "vm/assembler.h" | 8 #include "vm/assembler.h" |
9 #include "vm/code_generator.h" | 9 #include "vm/code_generator.h" |
10 #include "vm/cpu.h" | 10 #include "vm/cpu.h" |
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765 // Save top resource and top exit frame info. Use R4-6 as temporary registers. | 765 // Save top resource and top exit frame info. Use R4-6 as temporary registers. |
766 // StackFrameIterator reads the top exit frame info saved in this frame. | 766 // StackFrameIterator reads the top exit frame info saved in this frame. |
767 __ LoadFromOffset(kWord, R9, THR, Thread::top_exit_frame_info_offset()); | 767 __ LoadFromOffset(kWord, R9, THR, Thread::top_exit_frame_info_offset()); |
768 __ LoadFromOffset(kWord, R4, THR, Thread::top_resource_offset()); | 768 __ LoadFromOffset(kWord, R4, THR, Thread::top_resource_offset()); |
769 __ LoadImmediate(R8, 0); | 769 __ LoadImmediate(R8, 0); |
770 __ StoreToOffset(kWord, R8, THR, Thread::top_resource_offset()); | 770 __ StoreToOffset(kWord, R8, THR, Thread::top_resource_offset()); |
771 __ StoreToOffset(kWord, R8, THR, Thread::top_exit_frame_info_offset()); | 771 __ StoreToOffset(kWord, R8, THR, Thread::top_exit_frame_info_offset()); |
772 | 772 |
773 // kExitLinkSlotFromEntryFp must be kept in sync with the code below. | 773 // kExitLinkSlotFromEntryFp must be kept in sync with the code below. |
774 __ Push(R4); | 774 __ Push(R4); |
775 #if defined(TARGET_OS_MAC) | 775 #if defined(TARGET_ABI_IOS) |
776 ASSERT(kExitLinkSlotFromEntryFp == -26); | 776 ASSERT(kExitLinkSlotFromEntryFp == -26); |
777 #else | 777 #elif defined(TARGET_ABI_EABI) |
778 ASSERT(kExitLinkSlotFromEntryFp == -27); | 778 ASSERT(kExitLinkSlotFromEntryFp == -27); |
779 #endif | 779 #endif |
780 __ Push(R9); | 780 __ Push(R9); |
781 | 781 |
782 // Load arguments descriptor array into R4, which is passed to Dart code. | 782 // Load arguments descriptor array into R4, which is passed to Dart code. |
783 __ ldr(R4, Address(R1, VMHandles::kOffsetOfRawPtrInHandle)); | 783 __ ldr(R4, Address(R1, VMHandles::kOffsetOfRawPtrInHandle)); |
784 | 784 |
785 // Load number of arguments into R9. | 785 // Load number of arguments into R9. |
786 __ ldr(R9, FieldAddress(R4, ArgumentsDescriptor::count_offset())); | 786 __ ldr(R9, FieldAddress(R4, ArgumentsDescriptor::count_offset())); |
787 __ SmiUntag(R9); | 787 __ SmiUntag(R9); |
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2178 } | 2178 } |
2179 | 2179 |
2180 | 2180 |
2181 void StubCode::GenerateFrameAwaitingMaterializationStub(Assembler* assembler) { | 2181 void StubCode::GenerateFrameAwaitingMaterializationStub(Assembler* assembler) { |
2182 __ bkpt(0); | 2182 __ bkpt(0); |
2183 } | 2183 } |
2184 | 2184 |
2185 } // namespace dart | 2185 } // namespace dart |
2186 | 2186 |
2187 #endif // defined TARGET_ARCH_ARM | 2187 #endif // defined TARGET_ARCH_ARM |
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