* m32r-tdep.c (decode_prologue): Sign extend offset for

"addi sp, xx" case.
	(m32r_frame_unwind_cache): Likewise.
This commit is contained in:
Kevin Buettner 2007-10-16 06:39:30 +00:00
parent 91eb7075e3
commit 9ffbf372a2
2 changed files with 8 additions and 2 deletions

View File

@ -1,3 +1,9 @@
2007-10-16 Kevin Buettner <kevinb@redhat.com>
* m32r-tdep.c (decode_prologue): Sign extend offset for
"addi sp, xx" case.
(m32r_frame_unwind_cache): Likewise.
2007-10-15 Thiago Jung Bauermann <bauerman@br.ibm.com>
* rs6000-tdep.c (skip_prologue): Restore comment with

View File

@ -349,7 +349,7 @@ decode_prologue (CORE_ADDR start_pc, CORE_ADDR scan_limit,
if ((insn >> 8) == 0x4f) /* addi sp, xx */
/* add 8 bit sign-extended offset */
{
int stack_adjust = (gdb_byte) (insn & 0xff);
int stack_adjust = (signed char) (insn & 0xff);
/* there are probably two of these stack adjustments:
1) A negative one in the prologue, and
@ -578,7 +578,7 @@ m32r_frame_unwind_cache (struct frame_info *next_frame,
else if ((op & 0xff00) == 0x4f00)
{
/* addi sp, xx */
int n = (gdb_byte) (op & 0xff);
int n = (signed char) (op & 0xff);
info->sp_offset += n;
}
else if (op == 0x1d8f)