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* m68hc11-tdep.c (M6812_OP_PSHX, M6812_OP_PSHY): New defines.

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(m6812_prolog): They can appear in 68HC12 function prologue.
	(m68hc11_frame_chain): Cleanup.
This commit is contained in:
Stephane Carrez 2002-08-13 11:03:42 +00:00
parent 099d1b506b
commit ffe1f3ee3f
2 changed files with 11 additions and 6 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2002-08-13 Stephane Carrez <stcarrez@nerim.fr>
* m68hc11-tdep.c (M6812_OP_PSHX, M6812_OP_PSHY): New defines.
(m6812_prolog): They can appear in 68HC12 function prologue.
(m68hc11_frame_chain): Cleanup.
2002-08-12 Andrew Cagney <cagney@redhat.com>
* i386-tdep.h (i386_register_byte, i386_register_raw_size): Delete

11
gdb/m68hc11-tdep.c
View File

@ -1,6 +1,6 @@
/* Target-dependent code for Motorola 68HC11 & 68HC12
Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
Contributed by Stephane Carrez, stcarrez@worldnet.fr
Contributed by Stephane Carrez, stcarrez@nerim.fr
This file is part of GDB.
@ -364,6 +364,8 @@ m68hc11_pop_frame (void)
#define M6812_PB_PSHW (0xae)
#define M6812_OP_STS (0x7f)
#define M6812_OP_LEAS (0x1b)
#define M6812_OP_PSHX (0x34)
#define M6812_OP_PSHY (0x35)
/* Operand extraction. */
#define OP_DIRECT (0x100) /* 8-byte direct addressing. */
@ -423,6 +425,8 @@ static struct insn_sequence m6812_prologue[] = {
OP_IMM_HIGH, OP_IMM_LOW } },
{ P_SET_FRAME, 3, { M6812_OP_STS, OP_IMM_HIGH, OP_IMM_LOW } },
{ P_LOCAL_N, 2, { M6812_OP_LEAS, OP_PBYTE } },
{ P_LOCAL_2, 1, { M6812_OP_PSHX } },
{ P_LOCAL_2, 1, { M6812_OP_PSHY } },
{ P_LAST, 0 }
};
@ -686,11 +690,6 @@ m68hc11_frame_chain (struct frame_info *frame)
addr = frame->frame + frame->extra_info->size + STACK_CORRECTION - 2;
addr = read_memory_unsigned_integer (addr, 2) & 0x0FFFF;
if (addr == 0)
{
return (CORE_ADDR) 0;
}
return addr;
}