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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 #include <limits.h> // For LONG_MIN, LONG_MAX. | 5 #include <limits.h> // For LONG_MIN, LONG_MAX. |
| 6 | 6 |
| 7 #include "src/v8.h" | 7 #include "src/v8.h" |
| 8 | 8 |
| 9 #if V8_TARGET_ARCH_ARM | 9 #if V8_TARGET_ARCH_ARM |
| 10 | 10 |
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| 2496 } | 2496 } |
| 2497 // LeaveExitFrame expects unwind space to be in a register. | 2497 // LeaveExitFrame expects unwind space to be in a register. |
| 2498 mov(r4, Operand(stack_space)); | 2498 mov(r4, Operand(stack_space)); |
| 2499 LeaveExitFrame(false, r4, !restore_context); | 2499 LeaveExitFrame(false, r4, !restore_context); |
| 2500 mov(pc, lr); | 2500 mov(pc, lr); |
| 2501 | 2501 |
| 2502 bind(&promote_scheduled_exception); | 2502 bind(&promote_scheduled_exception); |
| 2503 { | 2503 { |
| 2504 FrameScope frame(this, StackFrame::INTERNAL); | 2504 FrameScope frame(this, StackFrame::INTERNAL); |
| 2505 CallExternalReference( | 2505 CallExternalReference( |
| 2506 ExternalReference(Runtime::kHiddenPromoteScheduledException, isolate()), | 2506 ExternalReference(Runtime::kPromoteScheduledException, isolate()), |
| 2507 0); | 2507 0); |
| 2508 } | 2508 } |
| 2509 jmp(&exception_handled); | 2509 jmp(&exception_handled); |
| 2510 | 2510 |
| 2511 // HandleScope limit has changed. Delete allocated extensions. | 2511 // HandleScope limit has changed. Delete allocated extensions. |
| 2512 bind(&delete_allocated_handles); | 2512 bind(&delete_allocated_handles); |
| 2513 str(r5, MemOperand(r9, kLimitOffset)); | 2513 str(r5, MemOperand(r9, kLimitOffset)); |
| 2514 mov(r4, r0); | 2514 mov(r4, r0); |
| 2515 PrepareCallCFunction(1, r5); | 2515 PrepareCallCFunction(1, r5); |
| 2516 mov(r0, Operand(ExternalReference::isolate_address(isolate()))); | 2516 mov(r0, Operand(ExternalReference::isolate_address(isolate()))); |
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| 4082 sub(result, result, Operand(dividend)); | 4082 sub(result, result, Operand(dividend)); |
| 4083 } | 4083 } |
| 4084 if (ms.shift() > 0) mov(result, Operand(result, ASR, ms.shift())); | 4084 if (ms.shift() > 0) mov(result, Operand(result, ASR, ms.shift())); |
| 4085 add(result, result, Operand(dividend, LSR, 31)); | 4085 add(result, result, Operand(dividend, LSR, 31)); |
| 4086 } | 4086 } |
| 4087 | 4087 |
| 4088 | 4088 |
| 4089 } } // namespace v8::internal | 4089 } } // namespace v8::internal |
| 4090 | 4090 |
| 4091 #endif // V8_TARGET_ARCH_ARM | 4091 #endif // V8_TARGET_ARCH_ARM |
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