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* i386-dis.c: Revert patch of April 4. The output now matches

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what gcc generates.
This commit is contained in:
Ian Lance Taylor 1997-05-05 18:30:06 +00:00
parent d23af88239
commit 41b96d55e8
2 changed files with 47 additions and 10 deletions
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5
opcodes/ChangeLog
View File

@ -1,3 +1,8 @@
Mon May 5 14:28:41 1997 Ian Lance Taylor <ian@cygnus.com>
* i386-dis.c: Revert patch of April 4. The output now matches
what gcc generates.
Fri May 2 12:48:37 1997 Doug Evans <dje@canuck.cygnus.com>
* m32r-opc.c (m32r_cgen_insn_table, cmpui): Use $uimm16 instead

52
opcodes/i386-dis.c
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@ -1,5 +1,6 @@
/* Print i386 instructions for GDB, the GNU debugger.
Copyright (C) 1988, 89, 91, 93, 94, 95, 1996 Free Software Foundation, Inc.
Copyright (C) 1988, 89, 91, 93, 94, 95, 96, 1997
Free Software Foundation, Inc.
This file is part of GDB.
@ -39,6 +40,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include <setjmp.h>
static int fetch_data PARAMS ((struct disassemble_info *, bfd_byte *));
struct dis_private
{
/* Points to first byte not fetched. */
@ -97,7 +100,9 @@ fetch_data (info, addr)
#define Iw OP_I, w_mode
#define Jb OP_J, b_mode
#define Jv OP_J, v_mode
#if 0
#define ONE OP_ONE, 0
#endif
#define Cd OP_C, d_mode
#define Dd OP_D, d_mode
#define Td OP_T, d_mode
@ -139,11 +144,29 @@ fetch_data (info, addr)
#define fs OP_REG, fs_reg
#define gs OP_REG, gs_reg
typedef int op_rtn PARAMS ((int bytemode, int aflag, int dflag));
typedef int (*op_rtn) PARAMS ((int bytemode, int aflag, int dflag));
static op_rtn OP_E, OP_G, OP_I, OP_indirE, OP_sI, OP_REG, OP_J, OP_DIR, OP_OFF;
static op_rtn OP_ESDI, OP_DSSI, OP_SEG, OP_ONE, OP_C, OP_D, OP_T, OP_rm, OP_ST;
static op_rtn OP_STi;
static int OP_E PARAMS ((int, int, int));
static int OP_G PARAMS ((int, int, int));
static int OP_I PARAMS ((int, int, int));
static int OP_indirE PARAMS ((int, int, int));
static int OP_sI PARAMS ((int, int, int));
static int OP_REG PARAMS ((int, int, int));
static int OP_J PARAMS ((int, int, int));
static int OP_DIR PARAMS ((int, int, int));
static int OP_OFF PARAMS ((int, int, int));
static int OP_ESDI PARAMS ((int, int, int));
static int OP_DSSI PARAMS ((int, int, int));
static int OP_SEG PARAMS ((int, int, int));
static int OP_C PARAMS ((int, int, int));
static int OP_D PARAMS ((int, int, int));
static int OP_T PARAMS ((int, int, int));
static int OP_rm PARAMS ((int, int, int));
static int OP_ST PARAMS ((int, int, int));
static int OP_STi PARAMS ((int, int, int));
#if 0
static int OP_ONE PARAMS ((int, int, int));
#endif
static void append_prefix PARAMS ((void));
static void set_op PARAMS ((int op));
@ -218,11 +241,11 @@ static void ckprefix PARAMS ((void));
struct dis386 {
char *name;
op_rtn *op1;
op_rtn op1;
int bytemode1;
op_rtn *op2;
op_rtn op2;
int bytemode2;
op_rtn *op3;
op_rtn op3;
int bytemode3;
};
@ -1035,9 +1058,9 @@ print_insn_i386 (pc, info)
disassemble_info *info;
{
if (info->mach == bfd_mach_i386_i386)
print_insn_x86 (pc, info, 1, 1);
return print_insn_x86 (pc, info, 1, 1);
else if (info->mach == bfd_mach_i386_i8086)
print_insn_x86 (pc, info, 0, 0);
return print_insn_x86 (pc, info, 0, 0);
else
abort ();
}
@ -1057,6 +1080,10 @@ print_insn_x86 (pc, info, aflag, dflag)
struct dis_private priv;
bfd_byte *inbuf = priv.the_buffer;
/* The output looks better if we put 5 bytes on a line, since that
puts long word instructions on a single line. */
info->bytes_per_line = 5;
info->private_data = (PTR) &priv;
priv.max_fetched = priv.the_buffer;
priv.insn_start = pc;
@ -2019,6 +2046,9 @@ OP_DSSI (dummy, aflag, dflag)
return (0);
}
#if 0
/* Not used. */
/* ARGSUSED */
static int
OP_ONE (dummy, aflag, dflag)
@ -2030,6 +2060,8 @@ OP_ONE (dummy, aflag, dflag)
return (0);
}
#endif
/* ARGSUSED */
static int
OP_C (dummy, aflag, dflag)