* Unrecognizable insn
@ 2004-02-01 20:41 Herbert Poetzl
2004-02-01 20:55 ` Måns Rullgård
2004-02-01 21:02 ` Marco Roeland
0 siblings, 2 replies; 3+ messages in thread
From: Herbert Poetzl @ 2004-02-01 20:41 UTC (permalink / raw)
To: linux-kernel
Hi!
anybody seen that before?
fs/proc/array.c: In function `proc_pid_stat':
fs/proc/array.c:441: Unrecognizable insn:
(insn/i 1158 1449 1443 (parallel[
(set (reg:SI 0 eax)
(asm_operands ("") ("=a") 0[
(reg:DI 1 edx)
]
[
(asm_input:DI ("A"))
] ("include/linux/times.h") 38))
(set (reg:SI 1 edx)
(asm_operands ("") ("=d") 1[
(reg:DI 1 edx)
]
[
(asm_input:DI ("A"))
] ("include/linux/times.h") 38))
(clobber (reg:QI 19 dirflag))
(clobber (reg:QI 18 fpsr))
(clobber (reg:QI 17 flags))
] ) -1 (insn_list 1151 (nil))
(nil))
gcc version 2.96 20000731 (Mandrake Linux 8.2 2.96-0.76mdk)
linux-2.6.2-rc3
if you need more info, like the .config, please let me know
best,
Herbert
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Unrecognizable insn
2004-02-01 20:41 Unrecognizable insn Herbert Poetzl
@ 2004-02-01 20:55 ` Måns Rullgård
2004-02-01 21:02 ` Marco Roeland
1 sibling, 0 replies; 3+ messages in thread
From: Måns Rullgård @ 2004-02-01 20:55 UTC (permalink / raw)
To: linux-kernel
Herbert Poetzl <herbert@13thfloor.at> writes:
> Hi!
>
> anybody seen that before?
>
> fs/proc/array.c: In function `proc_pid_stat':
> fs/proc/array.c:441: Unrecognizable insn:
>
> gcc version 2.96 20000731 (Mandrake Linux 8.2 2.96-0.76mdk)
That version is quite likely to produce any possible error and then
some. Get gcc 3.3.
--
Måns Rullgård
mru@kth.se
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Unrecognizable insn
2004-02-01 20:41 Unrecognizable insn Herbert Poetzl
2004-02-01 20:55 ` Måns Rullgård
@ 2004-02-01 21:02 ` Marco Roeland
1 sibling, 0 replies; 3+ messages in thread
From: Marco Roeland @ 2004-02-01 21:02 UTC (permalink / raw)
To: linux-kernel; +Cc: Herbert Poetzl
On Sunday February 1st 2004 Herbert Poetzl wrote:
> anybody seen that before?
>
> fs/proc/array.c: In function `proc_pid_stat':
> fs/proc/array.c:441: Unrecognizable insn:
> ...
Yes, it's a known compiler bug, specific for gcc 2.96. It's recommended
you upgrade it. Or use the following workaround until you do: ;-)
--- linux-2.6.0-test8/fs/proc/array.c.orig 2003-10-21 16:18:40.000000000 +0200
+++ linux-2.6.0-test8/fs/proc/array.c 2003-10-23 09:30:27.000000000 +0200
@@ -302,6 +302,7 @@
pid_t ppid;
int num_threads = 0;
struct mm_struct *mm;
+ unsigned long long starttime;
state = *get_task_state(task);
vsize = eip = esp = 0;
@@ -343,9 +344,7 @@
read_lock(&tasklist_lock);
ppid = task->pid ? task->real_parent->pid : 0;
read_unlock(&tasklist_lock);
- res = sprintf(buffer,"%d (%s) %c %d %d %d %d %d %lu %lu \
-%lu %lu %lu %lu %lu %ld %ld %ld %ld %d %ld %llu %lu %ld %lu %lu %lu %lu %lu \
-%lu %lu %lu %lu %lu %lu %lu %lu %d %d %lu %lu\n",
+ res = sprintf(buffer,"%d (%s) %c %d %d %d %d %d %lu %lu ",
task->pid,
task->comm,
state,
@@ -355,7 +354,9 @@
tty_nr,
tty_pgrp,
task->flags,
- task->min_flt,
+ task->min_flt);
+ starttime = jiffies_64_to_clock_t(task->start_time - INITIAL_JIFFIES);
+ res += sprintf(buffer + res,"%lu %lu %lu %lu %lu %ld %ld %ld %ld %d %ld %llu %lu %ld %lu %lu %lu %lu %lu ",
task->cmin_flt,
task->maj_flt,
task->cmaj_flt,
@@ -367,15 +368,15 @@
nice,
num_threads,
jiffies_to_clock_t(task->it_real_value),
- (unsigned long long)
- jiffies_64_to_clock_t(task->start_time - INITIAL_JIFFIES),
+ starttime,
vsize,
mm ? mm->rss : 0, /* you might want to shift this left 3 */
task->rlim[RLIMIT_RSS].rlim_cur,
mm ? mm->start_code : 0,
mm ? mm->end_code : 0,
mm ? mm->start_stack : 0,
- esp,
+ esp);
+ res += sprintf(buffer + res,"%lu %lu %lu %lu %lu %lu %lu %lu %d %d %lu %lu\n",
eip,
/* The signal information here is obsolete.
* It must be decimal for Linux 2.0 compatibility.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2004-02-01 20:41 Unrecognizable insn Herbert Poetzl
2004-02-01 20:55 ` Måns Rullgård
2004-02-01 21:02 ` Marco Roeland
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