equal
deleted
inserted
replaced
409 |
409 |
410 // If instruction is a stack bang of the form ld, stdu, or |
410 // If instruction is a stack bang of the form ld, stdu, or |
411 // stdux, return the banged address. Otherwise, return 0. |
411 // stdux, return the banged address. Otherwise, return 0. |
412 static address get_stack_bang_address(int instruction, void* ucontext); |
412 static address get_stack_bang_address(int instruction, void* ucontext); |
413 |
413 |
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414 // Check for reserved stack access in method being exited. If the reserved |
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415 // stack area was accessed, protect it again and throw StackOverflowError. |
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416 void reserved_stack_check(Register return_pc); |
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417 |
414 // Atomics |
418 // Atomics |
415 // CmpxchgX sets condition register to cmpX(current, compare). |
419 // CmpxchgX sets condition register to cmpX(current, compare). |
416 // (flag == ne) => (dest_current_value != compare_value), (!swapped) |
420 // (flag == ne) => (dest_current_value != compare_value), (!swapped) |
417 // (flag == eq) => (dest_current_value == compare_value), ( swapped) |
421 // (flag == eq) => (dest_current_value == compare_value), ( swapped) |
418 static inline bool cmpxchgx_hint_acquire_lock() { return true; } |
422 static inline bool cmpxchgx_hint_acquire_lock() { return true; } |