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From: =?unknown-8bit?Q?Gy=F6rgy?= 'nog' Jeney<nog@s...>
Date: Tue Jul 5 17:52:43 CEST 2005
Subject: [openrisc] [or1ksim #136] Print stack dump to stderr
Hi,

ChangeLog:
* Print stackdump to stderr instead of stdout.

nog.
-------------- next part --------------
diff -upr --unidirectional-new-file ./cpu/or32/dyn_rec.c /home/nog/or1ksim-ac/cpu/or32/dyn_rec.c
--- ./cpu/or32/dyn_rec.c 2005-07-05 06:18:33.000000000 +0200
+++ /home/nog/or1ksim-ac/cpu/or32/dyn_rec.c 2005-06-19 13:09:13.000000000 +0200
@@ -300,21 +300,21 @@ void dyn_sigsegv_debug(int u, siginfo_t
if(!sigsegv_state) {
sigsegv_addr = siginf->si_addr;
} else {
- printf("Nested SIGSEGV occured, dumping next chuck of info\n");
+ fprintf(stderr, "Nested SIGSEGV occured, dumping next chuck of info\n");
sigsegv_state++;
}

/* First dump all the data that does not need dereferenceing to get */
switch(sigsegv_state) {
case 0:
- fflush(stdout);
- printf("Segmentation fault at %p (or address: 0x%"PRIxADDR")\n\n",
- sigsegv_addr, get_pc());
+ fflush(stderr);
+ fprintf(stderr, "Segmentation fault on acces to %p (or address: 0x%"PRIxADDR")\n\n",
+ sigsegv_addr, get_pc());
sigsegv_state++;
case 1:
/* Run through the recompiled pages, dumping them to disk as we go */
for(dp = cpu_state.dyn_pages; dp; dp = dp->next) {
- printf("Dumping%s page 0x%"PRIxADDR" recompiled to %p (len: %u) to disk\n",
+ fprintf(stderr, "Dumping%s page 0x%"PRIxADDR" recompiled to %p (len: %u) to disk\n",
dp->dirty ? " dirty" : "", dp->or_page, dp->host_page,
dp->host_len);
fflush(stdout);
@@ -334,25 +334,25 @@ void dyn_sigsegv_debug(int u, siginfo_t
sigsegv_state++;
case 2:
/* Dump the contents of the stack */
- printf("Stack dump: ");
- fflush(stdout);
+ fprintf(stderr, "Stack dump: ");
+ fflush(stderr);

num_trace = backtrace(trace, 10);

trace_names = backtrace_symbols(trace, num_trace);

stack = get_sp();
- printf("(of stack at %p, base: %p)\n", stack, rec_stack_base);
- fflush(stdout);
+ fprintf(stderr, "(of stack at %p, base: %p)\n", stack, rec_stack_base);
+ fflush(stderr);
for(i = 0; stack < rec_stack_base; i++, stack += 4) {
- printf(" <%i> 0x%08x", i, *(uint32_t *)stack);
+ fprintf(stderr, " <%i> 0x%08x", i, *(uint32_t *)stack);
/* Try to find a symbolic name with this entry */
for(j = 0; j < num_trace; j++) {
if(trace[j] == *(void **)stack)
- printf(" <%s>", trace_names[j]);
+ fprintf(stderr, " <%s>", trace_names[j]);
}
- printf("\n");
- fflush(stdout);
+ fprintf(stderr, "\n");
+ fflush(stderr);
}
sigsegv_state++;
case 3: