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* [Bug general/6600] New: dwfl_module_getsrc doesn't allow for bias
@ 2008-06-06 0:44 cagney at redhat dot com
2008-06-06 0:49 ` [Bug general/6600] " cagney at redhat dot com
2008-06-07 12:27 ` cagney at redhat dot com
0 siblings, 2 replies; 3+ messages in thread
From: cagney at redhat dot com @ 2008-06-06 0:44 UTC (permalink / raw)
To: frysk-bugzilla
(unless of course the caller is expected to)
@@ -56,18 +57,24 @@ dwfl_module_getsrc (Dwfl_Module *mod, Dwarf_Addr addr)
Dwarf_Addr bias;
if (INTUSE(dwfl_module_getdwarf) (mod, &bias) == NULL)
return NULL;
+ fprintf(stderr, "got dwarf 0x%lx\n", addr);
struct dwfl_cu *cu;
Dwfl_Error error = __libdwfl_addrcu (mod, addr, &cu);
if (likely (error == DWFL_E_NOERROR))
error = __libdwfl_cu_getsrclines (cu);
+ fprintf(stderr, "got addrcu\n");
if (likely (error == DWFL_E_NOERROR))
{
+ addr = addr - bias;
+ fprintf(stderr, "searching unbiased 0x%lx\n", (long) addr);
/* The lines are sorted by address, so we can use binary search. */
size_t l = 0, u = cu->die.cu->lines->nlines;
while (l < u)
{
size_t idx = (l + u) / 2;
+ fprintf(stderr, "%d 0x%lx\n", (int)idx,
+ (long) cu->die.cu->lines->info[idx].addr);
if (addr < cu->die.cu->lines->info[idx].addr)
u = idx;
else if (addr > cu->die.cu->lines->info[idx].addr)
which gives the improved effect:
got dwarf 0x2aaab057683c
addrarange 2aaab057683c
naranges 859
adjusted 6e83c by bias 2aaab0508000
found arange at 624
got addrcu
searching unbiased 0x6e83c
73 0x6e950
36 0x57fba
55 0x6e87b
46 0x6e83c
--
Summary: dwfl_module_getsrc doesn't allow for bias
Product: frysk
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: general
AssignedTo: frysk-bugzilla at sourceware dot org
ReportedBy: cagney at redhat dot com
OtherBugsDependingO 2785
nThis:
http://sourceware.org/bugzilla/show_bug.cgi?id=6600
------- You are receiving this mail because: -------
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^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug general/6600] dwfl_module_getsrc doesn't allow for bias
2008-06-06 0:44 [Bug general/6600] New: dwfl_module_getsrc doesn't allow for bias cagney at redhat dot com
@ 2008-06-06 0:49 ` cagney at redhat dot com
2008-06-07 12:27 ` cagney at redhat dot com
1 sibling, 0 replies; 3+ messages in thread
From: cagney at redhat dot com @ 2008-06-06 0:49 UTC (permalink / raw)
To: frysk-bugzilla
------- Additional Comments From cagney at redhat dot com 2008-06-06 00:48 -------
upstream: https://bugzilla.redhat.com/show_bug.cgi?id=450229
--
http://sourceware.org/bugzilla/show_bug.cgi?id=6600
------- You are receiving this mail because: -------
You are the assignee for the bug, or are watching the assignee.
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug general/6600] dwfl_module_getsrc doesn't allow for bias
2008-06-06 0:44 [Bug general/6600] New: dwfl_module_getsrc doesn't allow for bias cagney at redhat dot com
2008-06-06 0:49 ` [Bug general/6600] " cagney at redhat dot com
@ 2008-06-07 12:27 ` cagney at redhat dot com
1 sibling, 0 replies; 3+ messages in thread
From: cagney at redhat dot com @ 2008-06-07 12:27 UTC (permalink / raw)
To: frysk-bugzilla
--
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|frysk-bugzilla at sourceware|cagney at redhat dot com
|dot org |
Status|NEW |ASSIGNED
http://sourceware.org/bugzilla/show_bug.cgi?id=6600
------- You are receiving this mail because: -------
You are the assignee for the bug, or are watching the assignee.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2008-06-07 12:27 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2008-06-06 0:44 [Bug general/6600] New: dwfl_module_getsrc doesn't allow for bias cagney at redhat dot com
2008-06-06 0:49 ` [Bug general/6600] " cagney at redhat dot com
2008-06-07 12:27 ` cagney at redhat dot com
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