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8050167: linux-sparcv9: hs_err file does not show any stack information

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Fixed creation of starting stack frame for stack walking in error handler

Reviewed-by: coleenp, mikael
This commit is contained in:
Zhengyu Gu 2014-07-21 06:00:44 -07:00
parent e051932425
commit 944d684ea8
1 changed files with 3 additions and 4 deletions
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7
hotspot/src/os_cpu/linux_sparc/vm/os_linux_sparc.cpp
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@ -118,7 +118,7 @@ ExtendedPC os::fetch_frame_from_context(void* ucVoid,
*ret_sp = os::Linux::ucontext_get_sp(uc);
}
if (ret_fp) {
*ret_fp = os::Linux::ucontext_get_fp(uc);
*ret_fp = (intptr_t*)NULL;
}
} else {
// construct empty ExtendedPC for return value checking
@ -136,9 +136,8 @@ ExtendedPC os::fetch_frame_from_context(void* ucVoid,
frame os::fetch_frame_from_context(void* ucVoid) {
intptr_t* sp;
intptr_t* fp;
ExtendedPC epc = fetch_frame_from_context(ucVoid, &sp, &fp);
return frame(sp, fp, epc.pc());
ExtendedPC epc = fetch_frame_from_context(ucVoid, &sp, NULL);
return frame(sp, frame::unpatchable, epc.pc());
}
frame os::get_sender_for_C_frame(frame* fr) {