Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/runtime/os.cpp
src/share/vm/runtime/os.cpp
- changeset 9706
- 8c67a8d09196
- parent 9637
- eef07cd490d4
- child 9931
- fd44df5e3bc3
equal
deleted
inserted
replaced
| 9705:0b27fc8adf1b | 9706:8c67a8d09196 |
|---|---|
| 1099 if ((old_sp & sp_align_mask) != 0) return true; | 1099 if ((old_sp & sp_align_mask) != 0) return true; |
| 1100 if (old_sp == 0 || old_sp == (uintptr_t)-1) return true; | 1100 if (old_sp == 0 || old_sp == (uintptr_t)-1) return true; |
| 1101 | 1101 |
| 1102 uintptr_t old_fp = (uintptr_t)fr->link(); | 1102 uintptr_t old_fp = (uintptr_t)fr->link(); |
| 1103 if ((old_fp & fp_align_mask) != 0) return true; | 1103 if ((old_fp & fp_align_mask) != 0) return true; |
| 1104 if (old_fp == 0 || old_fp == (uintptr_t)-1 || old_fp == ufp) return true; | 1104 // The check for old_fp and ufp is harmful on MIPS due to its special ABI. |
| 1105 if (old_fp == 0 || old_fp == (uintptr_t)-1 NOT_MIPS64(|| old_fp == ufp)) return true; | |
| 1105 | 1106 |
| 1106 // stack grows downwards; if old_fp is below current fp or if the stack | 1107 // stack grows downwards; if old_fp is below current fp or if the stack |
| 1107 // frame is too large, either the stack is corrupted or fp is not saved | 1108 // frame is too large, either the stack is corrupted or fp is not saved |
| 1108 // on stack (i.e. on x86, ebp may be used as general register). The stack | 1109 // on stack (i.e. on x86, ebp may be used as general register). The stack |
| 1109 // is not walkable beyond current frame. | 1110 // is not walkable beyond current frame. |
