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* gdb-if.c (hw_breakpoints): Remove. 

(sim_store_register): Add an assert() to make sure PC is in range.
	Delete code which referenced hw_breakpoints[].
This commit is contained in:
Kevin Buettner 2013-08-08 00:10:01 +00:00
parent b04006e69c
commit 317cc67d75
2 changed files with 15 additions and 10 deletions
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6
sim/rl78/ChangeLog
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@ -1,3 +1,9 @@
2013-08-07 Kevin Buettner <kevinb@redhat.com>
* gdb-if.c (hw_breakpoints): Remove.
(sim_store_register): Add an assert() to make sure PC is in range.
Delete code which referenced hw_breakpoints[].
2013-06-03 Mike Frysinger <vapier@gentoo.org>
* aclocal.m4, configure: Regenerate.

19
sim/rl78/gdb-if.c
View File

@ -55,8 +55,6 @@ static struct sim_state the_minisim = {
static int open;
static unsigned char hw_breakpoints[MEM_SIZE/8];
static struct host_callback_struct *host_callbacks;
/* Open an instance of the sim. For this sim, only one instance
@ -341,7 +339,15 @@ sim_store_register (SIM_DESC sd, int regno, unsigned char *buf, int length)
val = get_le (buf, length);
if (regno == sim_rl78_pc_regnum)
pc = val;
{
pc = val;
/* The rl78 program counter is 20 bits wide. Ensure that GDB
hasn't picked up any stray bits. This has occurred when performing
a GDB "return" command in which the return address is obtained
from a 32-bit container on the stack. */
assert ((pc & ~0x0fffff) == 0);
}
else
memory[reg_addr (regno)] = val;
return size;
@ -456,13 +462,6 @@ sim_resume (SIM_DESC sd, int step, int sig_to_deliver)
break;
}
if (hw_breakpoints[pc >> 3]
&& (hw_breakpoints[pc >> 3] & (1 << (pc & 0x7))))
{
reason = sim_stopped;
siggnal = GDB_SIGNAL_TRAP;
break;
}
rc = setjmp (decode_jmp_buf);
if (rc == 0)
rc = decode_opcode ();