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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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 <stdarg.h> | 5 #include <stdarg.h> |
6 #include <stdlib.h> | 6 #include <stdlib.h> |
7 #include <cmath> | 7 #include <cmath> |
8 | 8 |
9 #include "src/v8.h" | 9 #include "src/v8.h" |
10 | 10 |
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873 DCHECK_EQ(current->type(), type); | 873 DCHECK_EQ(current->type(), type); |
874 return current; | 874 return current; |
875 } | 875 } |
876 } | 876 } |
877 return new Redirection(external_function, type); | 877 return new Redirection(external_function, type); |
878 } | 878 } |
879 | 879 |
880 static Redirection* FromSwiInstruction(Instruction* swi_instruction) { | 880 static Redirection* FromSwiInstruction(Instruction* swi_instruction) { |
881 char* addr_of_swi = reinterpret_cast<char*>(swi_instruction); | 881 char* addr_of_swi = reinterpret_cast<char*>(swi_instruction); |
882 char* addr_of_redirection = | 882 char* addr_of_redirection = |
883 addr_of_swi - OFFSET_OF(Redirection, swi_instruction_); | 883 addr_of_swi - offsetof(Redirection, swi_instruction_); |
884 return reinterpret_cast<Redirection*>(addr_of_redirection); | 884 return reinterpret_cast<Redirection*>(addr_of_redirection); |
885 } | 885 } |
886 | 886 |
887 static void* ReverseRedirection(intptr_t reg) { | 887 static void* ReverseRedirection(intptr_t reg) { |
888 Redirection* redirection = FromSwiInstruction( | 888 Redirection* redirection = FromSwiInstruction( |
889 reinterpret_cast<Instruction*>(reinterpret_cast<void*>(reg))); | 889 reinterpret_cast<Instruction*>(reinterpret_cast<void*>(reg))); |
890 return redirection->external_function(); | 890 return redirection->external_function(); |
891 } | 891 } |
892 | 892 |
893 static void DeleteChain(Redirection* redirection) { | 893 static void DeleteChain(Redirection* redirection) { |
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3897 uintptr_t* stack_slot = reinterpret_cast<uintptr_t*>(current_sp); | 3897 uintptr_t* stack_slot = reinterpret_cast<uintptr_t*>(current_sp); |
3898 uintptr_t address = *stack_slot; | 3898 uintptr_t address = *stack_slot; |
3899 set_register(sp, current_sp + sizeof(uintptr_t)); | 3899 set_register(sp, current_sp + sizeof(uintptr_t)); |
3900 return address; | 3900 return address; |
3901 } | 3901 } |
3902 } // namespace internal | 3902 } // namespace internal |
3903 } // namespace v8 | 3903 } // namespace v8 |
3904 | 3904 |
3905 #endif // USE_SIMULATOR | 3905 #endif // USE_SIMULATOR |
3906 #endif // V8_TARGET_ARCH_PPC | 3906 #endif // V8_TARGET_ARCH_PPC |
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