Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/os/posix/vm/os_posix.cpp
src/os/posix/vm/os_posix.cpp
- changeset 7074
- 833b0f92429a
- parent 6680
- 78bbf4d43a14
- child 7535
- 7ae4e26cb1e0
- child 8423
- 2988e5adeb8c
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| 7073:4d3a43351904 | 7074:833b0f92429a |
|---|---|
| 72 } | 72 } |
| 73 } | 73 } |
| 74 VMError::report_coredump_status(buffer, success); | 74 VMError::report_coredump_status(buffer, success); |
| 75 } | 75 } |
| 76 | 76 |
| 77 address os::get_caller_pc(int n) { | 77 int os::get_native_stack(address* stack, int frames, int toSkip) { |
| 78 #ifdef _NMT_NOINLINE_ | 78 #ifdef _NMT_NOINLINE_ |
| 79 n ++; | 79 toSkip++; |
| 80 #endif | 80 #endif |
| 81 | |
| 82 int frame_idx = 0; | |
| 83 int num_of_frames; // number of frames captured | |
| 81 frame fr = os::current_frame(); | 84 frame fr = os::current_frame(); |
| 82 while (n > 0 && fr.pc() && | 85 while (fr.pc() && frame_idx < frames) { |
| 83 !os::is_first_C_frame(&fr) && fr.sender_pc()) { | 86 if (toSkip > 0) { |
| 84 fr = os::get_sender_for_C_frame(&fr); | 87 toSkip --; |
| 85 n --; | 88 } else { |
| 86 } | 89 stack[frame_idx ++] = fr.pc(); |
| 87 if (n == 0) { | 90 } |
| 88 return fr.pc(); | 91 if (fr.fp() == NULL || os::is_first_C_frame(&fr) |
| 89 } else { | 92 ||fr.sender_pc() == NULL || fr.cb() != NULL) break; |
| 90 return NULL; | 93 |
| 91 } | 94 if (fr.sender_pc() && !os::is_first_C_frame(&fr)) { |
| 95 fr = os::get_sender_for_C_frame(&fr); | |
| 96 } else { | |
| 97 break; | |
| 98 } | |
| 99 } | |
| 100 num_of_frames = frame_idx; | |
| 101 for (; frame_idx < frames; frame_idx ++) { | |
| 102 stack[frame_idx] = NULL; | |
| 103 } | |
| 104 | |
| 105 return num_of_frames; | |
| 106 } | |
| 107 | |
| 108 | |
| 109 bool os::unsetenv(const char* name) { | |
| 110 assert(name != NULL, "Null pointer"); | |
| 111 return (::unsetenv(name) == 0); | |
| 92 } | 112 } |
| 93 | 113 |
| 94 int os::get_last_error() { | 114 int os::get_last_error() { |
| 95 return errno; | 115 return errno; |
| 96 } | 116 } |
