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7003748: Decode C stack frames when symbols are presented (PhoneHome project)

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Implemented in-process C native stack frame decoding when symbols are available.

Reviewed-by: coleenp, never
This commit is contained in:
Zhengyu Gu 2010-12-11 13:20:56 -05:00
parent 8006fe8f75
commit 61a4658b22
17 changed files with 1177 additions and 34 deletions
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22
hotspot/src/os/linux/vm/os_linux.cpp
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@ -60,6 +60,7 @@
#include "services/attachListener.hpp"
#include "services/runtimeService.hpp"
#include "thread_linux.inline.hpp"
#include "utilities/decoder.hpp"
#include "utilities/defaultStream.hpp"
#include "utilities/events.hpp"
#include "utilities/growableArray.hpp"
@ -1671,14 +1672,23 @@ bool os::dll_address_to_function_name(address addr, char *buf,
Dl_info dlinfo;
if (dladdr((void*)addr, &dlinfo) && dlinfo.dli_sname != NULL) {
if (buf) jio_snprintf(buf, buflen, "%s", dlinfo.dli_sname);
if (offset) *offset = addr - (address)dlinfo.dli_saddr;
if (buf != NULL) {
if(!Decoder::demangle(dlinfo.dli_sname, buf, buflen)) {
jio_snprintf(buf, buflen, "%s", dlinfo.dli_sname);
}
}
if (offset != NULL) *offset = addr - (address)dlinfo.dli_saddr;
return true;
} else {
if (buf) buf[0] = '\0';
if (offset) *offset = -1;
return false;
} else if (dlinfo.dli_fname != NULL && dlinfo.dli_fbase != 0) {
if (Decoder::decode((address)(addr - (address)dlinfo.dli_fbase),
dlinfo.dli_fname, buf, buflen, offset) == Decoder::no_error) {
return true;
}
}
if (buf != NULL) buf[0] = '\0';
if (offset != NULL) *offset = -1;
return false;
}
struct _address_to_library_name {