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2002-05-14 Michal Ludvig <mludvig@suse.cz>

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* dwarf2cfi.c (context_cpy): Copy registers correctly.
	(update_context): Use __func__ in warnings.
This commit is contained in:
Michal Ludvig 2002-05-14 08:24:26 +00:00
parent 9db8d71ff0
commit 5d085aafc8
2 changed files with 23 additions and 4 deletions
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5
gdb/ChangeLog
View File

@ -1,3 +1,8 @@
2002-05-14 Michal Ludvig <mludvig@suse.cz>
* dwarf2cfi.c (context_cpy): Copy registers correctly.
(update_context): Use __func__ in warnings.
2002-05-14 Daniel Jacobowitz <drow@mvista.com>
* ser-tcp.c: Include <netinet/udp.h>. Rename tcp_open

22
gdb/dwarf2cfi.c
View File

@ -318,11 +318,25 @@ static void
context_cpy (struct context *dst, struct context *src)
{
int regs_size = sizeof (struct context_reg) * NUM_REGS;
struct context_reg *dreg;
/* Structure dst contains a pointer to an array of
* registers of a given frame as well as src does. This
* array was already allocated before dst was passed to
* context_cpy but the pointer to it was overriden by
* '*dst = *src' and the array was lost. This led to the
* situation, that we've had a copy of src placed in dst,
* but both of them pointed to the same regs array and
* thus we've sometimes blindly rewritten it. Now we save
* the pointer before copying src to dst, return it back
* after that and copy the registers into their new place
* finally. --- mludvig@suse.cz */
dreg = dst->reg;
*dst = *src;
dst->reg = dreg;
memcpy (dst->reg, src->reg, regs_size);
}
static unsigned int
read_1u (bfd *abfd, char **p)
@ -1301,7 +1315,7 @@ update_context (struct context *context, struct frame_state *fs, int chain)
orig_context->reg[fs->regs.reg[i].loc.reg].loc.addr;
default:
internal_error (__FILE__, __LINE__,
"cfi_update_context: unknown register rule");
"%s: unknown register rule", __func__);
}
break;
case REG_SAVED_EXP:
@ -1319,8 +1333,7 @@ update_context (struct context *context, struct frame_state *fs, int chain)
break;
default:
internal_error (__FILE__, __LINE__,
"cfi_update_context: unknown register rule");
"%s: unknown register rule", __func__);
}
get_reg ((char *) &context->ra, context, fs->retaddr_column);
unwind_tmp_obstack_free ();
@ -1578,6 +1591,7 @@ cfi_frame_chain (struct frame_info *fi)
cfa = context->cfa;
unwind_tmp_obstack_free ();
return cfa;
}