/* Instruction printing code for the ARM
- Copyright (C) 1994, 95, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
+ Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+ Free Software Foundation, Inc.
Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org)
Modification by James G. Smith (jsmith@cygnus.co.uk)
-This file is part of libopcodes.
+ This file is part of libopcodes.
-This program is free software; you can redistribute it and/or modify it under
-the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 2 of the License, or (at your option)
-any later version.
+ This program is free software; you can redistribute it and/or modify it under
+ the terms of the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at your option)
+ any later version.
-This program is distributed in the hope that it will be useful, but WITHOUT
-ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-more details.
+ This program is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "sysdep.h"
#include "dis-asm.h"
#include "coff/internal.h"
#include "libcoff.h"
#include "opintl.h"
+#include "safe-ctype.h"
-/* FIXME: This shouldn't be done here */
+/* FIXME: This shouldn't be done here. */
#include "elf-bfd.h"
#include "elf/internal.h"
#include "elf/arm.h"
{ "atpcs", "Select register names used in the ATPCS",
{ "a1", "a2", "a3", "a4", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8", "IP", "SP", "LR", "PC" }},
{ "special-atpcs", "Select special register names used in the ATPCS",
- { "a1", "a2", "a3", "a4", "v1", "v2", "v3", "WR", "v5", "SB", "SL", "FP", "IP", "SP", "LR", "PC" }}
+ { "a1", "a2", "a3", "a4", "v1", "v2", "v3", "WR", "v5", "SB", "SL", "FP", "IP", "SP", "LR", "PC" }},
+ { "iwmmxt_regnames", "Select register names used on the Intel Wireless MMX technology coprocessor",
+ { "wr0", "wr1", "wr2", "wr3", "wr4", "wr5", "wr6", "wr7", "wr8", "wr9", "wr10", "wr11", "wr12", "wr13", "wr14", "wr15"}},
+ { "iwmmxt_Cregnames", "Select control register names used on the Intel Wireless MMX technology coprocessor",
+ {"wcid", "wcon", "wcssf", "wcasf", "reserved", "reserved", "reserved", "reserved", "wcgr0", "wcgr1", "wcgr2", "wcgr3", "reserved", "reserved", "reserved", "reserved"}}
+};
+
+static char * iwmmxt_wwnames[] =
+{"b", "h", "w", "d"};
+
+static char * iwmmxt_wwssnames[] =
+{"b", "bus", "b", "bss",
+ "h", "hus", "h", "hss",
+ "w", "wus", "w", "wss",
+ "d", "dus", "d", "dss"
};
/* Default to GCC register name set. */
#define NUM_ARM_REGNAMES NUM_ELEM (regnames)
#define arm_regnames regnames[regname_selected].reg_names
-static boolean force_thumb = false;
+static bfd_boolean force_thumb = FALSE;
static char * arm_fp_const[] =
{"0.0", "1.0", "2.0", "3.0", "4.0", "5.0", "0.5", "10.0"};
-static char * arm_shift[] =
+static char * arm_shift[] =
{"lsl", "lsr", "asr", "ror"};
\f
/* Forward declarations. */
-static void arm_decode_shift PARAMS ((long, fprintf_ftype, void *));
-static int print_insn_arm PARAMS ((bfd_vma, struct disassemble_info *, long));
-static int print_insn_thumb PARAMS ((bfd_vma, struct disassemble_info *, long));
-static void parse_disassembler_options PARAMS ((char *));
-static int print_insn PARAMS ((bfd_vma, struct disassemble_info *, boolean));
-int get_arm_regname_num_options (void);
-int set_arm_regname_option (int option);
-int get_arm_regnames (int option, const char **setname,
- const char **setdescription,
- const char ***register_names);
+static void arm_decode_shift
+ PARAMS ((long, fprintf_ftype, void *));
+static int print_insn_arm
+ PARAMS ((bfd_vma, struct disassemble_info *, long));
+static int print_insn_thumb
+ PARAMS ((bfd_vma, struct disassemble_info *, long));
+static void parse_disassembler_options
+ PARAMS ((char *));
+static int print_insn
+ PARAMS ((bfd_vma, struct disassemble_info *, bfd_boolean));
+static int set_iwmmxt_regnames
+ PARAMS ((void));
+
+int get_arm_regname_num_options
+ PARAMS ((void));
+int set_arm_regname_option
+ PARAMS ((int));
+int get_arm_regnames
+ PARAMS ((int, const char **, const char **, const char ***));
\f
-/* Functions. */
+/* Functions. */
int
-get_arm_regname_num_options (void)
+get_arm_regname_num_options ()
{
return NUM_ARM_REGNAMES;
}
int
-set_arm_regname_option (int option)
+set_arm_regname_option (option)
+ int option;
{
int old = regname_selected;
regname_selected = option;
}
int
-get_arm_regnames (int option, const char **setname,
- const char **setdescription,
- const char ***register_names)
+get_arm_regnames (option, setname, setdescription, register_names)
+ int option;
+ const char **setname;
+ const char **setdescription;
+ const char ***register_names;
{
*setname = regnames[option].name;
*setdescription = regnames[option].description;
void * stream;
{
func (stream, "%s", arm_regnames[given & 0xf]);
-
+
if ((given & 0xff0) != 0)
{
if ((given & 0x10) == 0)
{
int amount = (given & 0xf80) >> 7;
int shift = (given & 0x60) >> 5;
-
+
if (amount == 0)
{
if (shift == 3)
func (stream, ", rrx");
return;
}
-
+
amount = 32;
}
-
+
func (stream, ", %s #%d", arm_shift[shift], amount);
}
else
}
}
+static int
+set_iwmmxt_regnames ()
+{
+ const char * setname;
+ const char * setdesc;
+ const char ** regnames;
+ int iwmmxt_regnames = 0;
+ int num_regnames = get_arm_regname_num_options ();
+
+ get_arm_regnames (iwmmxt_regnames, &setname,
+ &setdesc, ®names);
+ while ((strcmp ("iwmmxt_regnames", setname))
+ && (iwmmxt_regnames < num_regnames))
+ get_arm_regnames (++iwmmxt_regnames, &setname, &setdesc, ®names);
+
+ return iwmmxt_regnames;
+}
+
/* Print one instruction from PC on INFO->STREAM.
Return the size of the instruction (always 4 on ARM). */
+
static int
print_insn_arm (pc, info, given)
- bfd_vma pc;
- struct disassemble_info * info;
- long given;
+ bfd_vma pc;
+ struct disassemble_info *info;
+ long given;
{
- struct arm_opcode * insn;
- void * stream = info->stream;
- fprintf_ftype func = info->fprintf_func;
+ const struct arm_opcode *insn;
+ void *stream = info->stream;
+ fprintf_ftype func = info->fprintf_func;
+ static int iwmmxt_regnames = 0;
for (insn = arm_opcodes; insn->assembler; insn++)
{
+ if (insn->value == FIRST_IWMMXT_INSN
+ && info->mach != bfd_mach_arm_XScale
+ && info->mach != bfd_mach_arm_iWMMXt)
+ insn = insn + IWMMXT_INSN_COUNT;
+
if ((given & insn->mask) == insn->value)
{
char * c;
-
+
for (c = insn->assembler; *c; c++)
{
if (*c == '%')
&& ((given & 0x02000000) == 0))
{
int offset = given & 0xfff;
-
+
func (stream, "[pc");
-
+
if (given & 0x01000000)
{
if ((given & 0x00800000) == 0)
offset = - offset;
-
- /* pre-indexed */
- func (stream, ", #%x]", offset);
+
+ /* Pre-indexed. */
+ func (stream, ", #%d]", offset);
offset += pc + 8;
else
{
/* Post indexed. */
- func (stream, "], #%x", offset);
+ func (stream, "], #%d", offset);
- offset = pc + 8; /* ie ignore the offset. */
+ /* ie ignore the offset. */
+ offset = pc + 8;
}
-
+
func (stream, "\t; ");
info->print_address_func (offset, info);
}
else
{
- func (stream, "[%s",
+ func (stream, "[%s",
arm_regnames[(given >> 16) & 0xf]);
if ((given & 0x01000000) != 0)
{
arm_decode_shift (given, func, stream);
}
- func (stream, "]%s",
+ func (stream, "]%s",
((given & 0x00200000) != 0) ? "!" : "");
}
else
func (stream, "], %s#%d",
(((given & 0x00800000) == 0)
? "-" : ""), offset);
- else
+ else
func (stream, "]");
}
else
{
func (stream, "], %s",
- (((given & 0x00800000) == 0)
+ (((given & 0x00800000) == 0)
? "-" : ""));
arm_decode_shift (given, func, stream);
}
{
/* PC relative with immediate offset. */
int offset = ((given & 0xf00) >> 4) | (given & 0xf);
-
+
if ((given & 0x00800000) == 0)
offset = -offset;
-
- func (stream, "[pc, #%x]\t; ", offset);
-
+
+ func (stream, "[pc, #%d]\t; ", offset);
+
(*info->print_address_func)
(offset + pc + 8, info);
}
else
{
- func (stream, "[%s",
+ func (stream, "[%s",
arm_regnames[(given >> 16) & 0xf]);
if ((given & 0x01000000) != 0)
{
arm_regnames[given & 0xf]);
}
- func (stream, "]%s",
+ func (stream, "]%s",
((given & 0x00200000) != 0) ? "!" : "");
}
else
func (stream, "], %s#%d",
(((given & 0x00800000) == 0)
? "-" : ""), offset);
- else
+ else
func (stream, "]");
}
else
}
}
break;
-
+
case 'b':
(*info->print_address_func)
(BDISP (given) * 4 + pc + 8, info);
func (stream, "t");
break;
- case 'h':
- if ((given & 0x00000020) == 0x00000020)
- func (stream, "h");
- else
- func (stream, "b");
- break;
-
case 'A':
func (stream, "[%s", arm_regnames [(given >> 16) & 0xf]);
- if ((given & 0x01000000) != 0)
+
+ if ((given & (1 << 24)) != 0)
{
int offset = given & 0xff;
+
if (offset)
func (stream, ", %s#%d]%s",
((given & 0x00800000) == 0 ? "-" : ""),
else
{
int offset = given & 0xff;
- if (offset)
- func (stream, "], %s#%d",
- ((given & 0x00800000) == 0 ? "-" : ""),
- offset * 4);
+
+ func (stream, "]");
+
+ if (given & (1 << 21))
+ {
+ if (offset)
+ func (stream, ", %s#%d",
+ ((given & 0x00800000) == 0 ? "-" : ""),
+ offset * 4);
+ }
else
- func (stream, "]");
+ func (stream, ", {%d}", offset);
}
break;
{
bfd_vma address;
bfd_vma offset = 0;
-
+
if (given & 0x00800000)
/* Is signed, hi bits should be ones. */
offset = (-1) ^ 0x00ffffff;
offset += given & 0x00ffffff;
offset <<= 2;
address = offset + pc + 8;
-
+
if (given & 0x01000000)
/* H bit allows addressing to 2-byte boundaries. */
address += 2;
}
break;
+ case 'I':
+ /* Print a Cirrus/DSP shift immediate. */
+ /* Immediates are 7bit signed ints with bits 0..3 in
+ bits 0..3 of opcode and bits 4..6 in bits 5..7
+ of opcode. */
+ {
+ int imm;
+
+ imm = (given & 0xf) | ((given & 0xe0) >> 1);
+
+ /* Is ``imm'' a negative number? */
+ if (imm & 0x40)
+ imm |= (-1 << 7);
+
+ func (stream, "%d", imm);
+ }
+
+ break;
+
case 'C':
func (stream, "_");
if (given & 0x80000)
func (stream, "3");
}
break;
-
+
case 'P':
switch (given & 0x00080080)
{
}
break;
- case '0': case '1': case '2': case '3': case '4':
+ case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
{
int bitstart = *c++ - '0';
{
case '-':
c++;
-
+
while (*c >= '0' && *c <= '9')
bitend = (bitend * 10) + *c++ - '0';
-
+
if (!bitend)
abort ();
-
+
switch (*c)
{
case 'r':
{
long reg;
-
+
reg = given >> bitstart;
reg &= (2 << (bitend - bitstart)) - 1;
-
+
func (stream, "%s", arm_regnames[reg]);
}
break;
case 'd':
{
long reg;
-
+
reg = given >> bitstart;
reg &= (2 << (bitend - bitstart)) - 1;
-
+
func (stream, "%d", reg);
}
break;
case 'x':
{
long reg;
-
+
reg = given >> bitstart;
reg &= (2 << (bitend - bitstart)) - 1;
-
+
func (stream, "0x%08x", reg);
-
+
/* Some SWI instructions have special
meanings. */
if ((given & 0x0fffffff) == 0x0FF00000)
case 'X':
{
long reg;
-
+
reg = given >> bitstart;
reg &= (2 << (bitend - bitstart)) - 1;
-
+
func (stream, "%01x", reg & 0xf);
}
break;
case 'f':
{
long reg;
-
+
reg = given >> bitstart;
reg &= (2 << (bitend - bitstart)) - 1;
-
+
if (reg > 7)
func (stream, "#%s",
arm_fp_const[reg & 7]);
func (stream, "f%d", reg);
}
break;
+
+ case 'w':
+ {
+ long reg;
+
+ if (bitstart != bitend)
+ {
+ reg = given >> bitstart;
+ reg &= (2 << (bitend - bitstart)) - 1;
+ if (bitend - bitstart == 1)
+ func (stream, "%s", iwmmxt_wwnames[reg]);
+ else
+ func (stream, "%s", iwmmxt_wwssnames[reg]);
+ }
+ else
+ {
+ reg = (((given >> 8) & 0x1) |
+ ((given >> 22) & 0x1));
+ func (stream, "%s", iwmmxt_wwnames[reg]);
+ }
+ }
+ break;
+
+ case 'g':
+ {
+ long reg;
+ int current_regnames;
+
+ if (! iwmmxt_regnames)
+ iwmmxt_regnames = set_iwmmxt_regnames ();
+ current_regnames = set_arm_regname_option
+ (iwmmxt_regnames);
+
+ reg = given >> bitstart;
+ reg &= (2 << (bitend - bitstart)) - 1;
+ func (stream, "%s", arm_regnames[reg]);
+ set_arm_regname_option (current_regnames);
+ }
+ break;
+
+ case 'G':
+ {
+ long reg;
+ int current_regnames;
+
+ if (! iwmmxt_regnames)
+ iwmmxt_regnames = set_iwmmxt_regnames ();
+ current_regnames = set_arm_regname_option
+ (iwmmxt_regnames + 1);
+
+ reg = given >> bitstart;
+ reg &= (2 << (bitend - bitstart)) - 1;
+ func (stream, "%s", arm_regnames[reg]);
+ set_arm_regname_option (current_regnames);
+ }
+ break;
+
default:
abort ();
}
break;
-
+
+ case 'y':
+ case 'z':
+ {
+ int single = *c == 'y';
+ int regno;
+
+ switch (bitstart)
+ {
+ case 4: /* Sm pair */
+ func (stream, "{");
+ /* Fall through. */
+ case 0: /* Sm, Dm */
+ regno = given & 0x0000000f;
+ if (single)
+ {
+ regno <<= 1;
+ regno += (given >> 5) & 1;
+ }
+ break;
+
+ case 1: /* Sd, Dd */
+ regno = (given >> 12) & 0x0000000f;
+ if (single)
+ {
+ regno <<= 1;
+ regno += (given >> 22) & 1;
+ }
+ break;
+
+ case 2: /* Sn, Dn */
+ regno = (given >> 16) & 0x0000000f;
+ if (single)
+ {
+ regno <<= 1;
+ regno += (given >> 7) & 1;
+ }
+ break;
+
+ case 3: /* List */
+ func (stream, "{");
+ regno = (given >> 12) & 0x0000000f;
+ if (single)
+ {
+ regno <<= 1;
+ regno += (given >> 22) & 1;
+ }
+ break;
+
+
+ default:
+ abort ();
+ }
+
+ func (stream, "%c%d", single ? 's' : 'd', regno);
+
+ if (bitstart == 3)
+ {
+ int count = given & 0xff;
+
+ if (single == 0)
+ count >>= 1;
+
+ if (--count)
+ {
+ func (stream, "-%c%d",
+ single ? 's' : 'd',
+ regno + count);
+ }
+
+ func (stream, "}");
+ }
+ else if (bitstart == 4)
+ func (stream, ", %c%d}", single ? 's' : 'd',
+ regno + 1);
+
+ break;
+ }
+
case '`':
c++;
if ((given & (1 << bitstart)) == 0)
}
break;
+ case 'L':
+ switch (given & 0x00400100)
+ {
+ case 0x00000000: func (stream, "b"); break;
+ case 0x00400000: func (stream, "h"); break;
+ case 0x00000100: func (stream, "w"); break;
+ case 0x00400100: func (stream, "d"); break;
+ default:
+ break;
+ }
+ break;
+
+ case 'Z':
+ {
+ int value;
+ /* given (20, 23) | given (0, 3) */
+ value = ((given >> 16) & 0xf0) | (given & 0xf);
+ func (stream, "%d", value);
+ }
+ break;
+
+ case 'l':
+ /* This is like the 'A' operator, except that if
+ the width field "M" is zero, then the offset is
+ *not* multiplied by four. */
+ {
+ int offset = given & 0xff;
+ int multiplier = (given & 0x00000100) ? 4 : 1;
+
+ func (stream, "[%s", arm_regnames [(given >> 16) & 0xf]);
+
+ if (offset)
+ {
+ if ((given & 0x01000000) != 0)
+ func (stream, ", %s#%d]%s",
+ ((given & 0x00800000) == 0 ? "-" : ""),
+ offset * multiplier,
+ ((given & 0x00200000) != 0 ? "!" : ""));
+ else
+ func (stream, "], %s#%d",
+ ((given & 0x00800000) == 0 ? "-" : ""),
+ offset * multiplier);
+ }
+ else
+ func (stream, "]");
+ }
+ break;
+
default:
abort ();
}
/* Print one instruction from PC on INFO->STREAM.
Return the size of the instruction. */
+
static int
print_insn_thumb (pc, info, given)
- bfd_vma pc;
- struct disassemble_info * info;
- long given;
+ bfd_vma pc;
+ struct disassemble_info *info;
+ long given;
{
- struct thumb_opcode * insn;
- void * stream = info->stream;
- fprintf_ftype func = info->fprintf_func;
+ const struct thumb_opcode *insn;
+ void *stream = info->stream;
+ fprintf_ftype func = info->fprintf_func;
for (insn = thumb_opcodes; insn->assembler; insn++)
{
/* Special processing for Thumb 2 instruction BL sequence: */
if (!*c) /* Check for empty (not NULL) assembler string. */
{
+ long offset;
+
info->bytes_per_chunk = 4;
info->bytes_per_line = 4;
-
+
+ offset = BDISP23 (given);
+ offset = offset * 2 + pc + 4;
+
if ((given & 0x10000000) == 0)
- func (stream, "blx\t");
+ {
+ func (stream, "blx\t");
+ offset &= 0xfffffffc;
+ }
else
- func (stream, "bl\t");
-
- info->print_address_func (BDISP23 (given) * 2 + pc + 4, info);
+ func (stream, "bl\t");
+
+ info->print_address_func (offset, info);
return 4;
}
else
{
info->bytes_per_chunk = 2;
info->bytes_per_line = 4;
-
+
given &= 0xffff;
-
+
for (; *c; c++)
{
if (*c == '%')
{
int domaskpc = 0;
int domasklr = 0;
-
+
switch (*++c)
{
case '%':
case 'S':
{
long reg;
-
+
reg = (given >> 3) & 0x7;
if (given & (1 << 6))
reg += 8;
-
+
func (stream, "%s", arm_regnames[reg]);
}
break;
case 'D':
{
long reg;
-
+
reg = given & 0x7;
if (given & (1 << 7))
reg += 8;
-
+
func (stream, "%s", arm_regnames[reg]);
}
break;
{
int started = 0;
int reg;
-
+
func (stream, "{");
-
+
/* It would be nice if we could spot
ranges, and generate the rS-rE format: */
for (reg = 0; (reg < 8); reg++)
break;
- case '0': case '1': case '2': case '3': case '4':
+ case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
{
int bitstart = *c++ - '0';
int bitend = 0;
-
+
while (*c >= '0' && *c <= '9')
bitstart = (bitstart * 10) + *c++ - '0';
case '-':
{
long reg;
-
+
c++;
while (*c >= '0' && *c <= '9')
bitend = (bitend * 10) + *c++ - '0';
}
/* Parse an individual disassembler option. */
+
void
parse_arm_disassembler_option (option)
char * option;
{
if (option == NULL)
return;
-
+
if (strneq (option, "reg-names-", 10))
{
int i;
-
+
option += 10;
for (i = NUM_ARM_REGNAMES; i--;)
- if (streq (option, regnames[i].name))
+ if (strneq (option, regnames[i].name, strlen (regnames[i].name)))
{
regname_selected = i;
break;
}
-
+
if (i < 0)
+ /* XXX - should break 'option' at following delimiter. */
fprintf (stderr, _("Unrecognised register name set: %s\n"), option);
}
- else if (streq (option, "force-thumb"))
+ else if (strneq (option, "force-thumb", 11))
force_thumb = 1;
- else if (streq (option, "no-force-thumb"))
+ else if (strneq (option, "no-force-thumb", 14))
force_thumb = 0;
else
+ /* XXX - should break 'option' at following delimiter. */
fprintf (stderr, _("Unrecognised disassembler option: %s\n"), option);
-
+
return;
}
-/* Parse the string of disassembler options, spliting it at whitespaces. */
+/* Parse the string of disassembler options, spliting it at whitespaces
+ or commas. (Whitespace separators supported for backwards compatibility). */
+
static void
parse_disassembler_options (options)
char * options;
{
- char * space;
-
if (options == NULL)
return;
- do
+ while (*options)
{
- space = strchr (options, ' ');
-
- if (space)
- {
- * space = '\0';
- parse_arm_disassembler_option (options);
- * space = ' ';
- options = space + 1;
- }
- else
- parse_arm_disassembler_option (options);
+ parse_arm_disassembler_option (options);
+
+ /* Skip forward to next seperator. */
+ while ((*options) && (! ISSPACE (*options)) && (*options != ','))
+ ++ options;
+ /* Skip forward past seperators. */
+ while (ISSPACE (*options) || (*options == ','))
+ ++ options;
}
- while (space);
}
/* NOTE: There are no checks in these routines that
the relevant number of data bytes exist. */
+
static int
print_insn (pc, info, little)
bfd_vma pc;
struct disassemble_info * info;
- boolean little;
+ bfd_boolean little;
{
unsigned char b[4];
long given;
if (info->disassembler_options)
{
parse_disassembler_options (info->disassembler_options);
-
+
/* To avoid repeated parsing of these options, we remove them here. */
info->disassembler_options = NULL;
}
-
+
is_thumb = force_thumb;
-
+
if (!is_thumb && info->symbols != NULL)
{
if (bfd_asymbol_flavour (*info->symbols) == bfd_target_coff_flavour)
{
coff_symbol_type * cs;
-
+
cs = coffsymbol (*info->symbols);
is_thumb = ( cs->native->u.syment.n_sclass == C_THUMBEXT
|| cs->native->u.syment.n_sclass == C_THUMBSTAT
{
elf_symbol_type * es;
unsigned int type;
-
+
es = *(elf_symbol_type **)(info->symbols);
type = ELF_ST_TYPE (es->internal_elf_sym.st_info);
-
+
is_thumb = (type == STT_ARM_TFUNC) || (type == STT_ARM_16BIT);
}
}
-
+
info->bytes_per_chunk = 4;
info->display_endian = little ? BFD_ENDIAN_LITTLE : BFD_ENDIAN_BIG;
if (status != 0 && is_thumb)
{
info->bytes_per_chunk = 2;
-
+
status = info->read_memory_func (pc, (bfd_byte *) b, 2, info);
b[3] = b[2] = 0;
}
-
+
if (status != 0)
{
info->memory_error_func (status, pc, info);
return -1;
}
-
+
given = (b[0]) | (b[1] << 8) | (b[2] << 16) | (b[3] << 24);
}
else
info->memory_error_func (status, pc, info);
return -1;
}
-
+
if (is_thumb)
{
if (pc & 0x2)
{
given = (b[2] << 8) | b[3];
-
+
status = info->read_memory_func
((pc + 4) & ~ 0x3, (bfd_byte *) b, 4, info);
if (status != 0)
info->memory_error_func (status, pc + 4, info);
return -1;
}
-
+
given |= (b[0] << 24) | (b[1] << 16);
}
else
else
given = (b[0] << 24) | (b[1] << 16) | (b[2] << 8) | (b[3]);
}
-
+
if (info->flags & INSN_HAS_RELOC)
/* If the instruction has a reloc associated with it, then
the offset field in the instruction will actually be the
In such cases, we can ignore the pc when computing
addresses, since the addend is not currently pc-relative. */
pc = 0;
-
+
if (is_thumb)
status = print_insn_thumb (pc, info, given);
else
bfd_vma pc;
struct disassemble_info * info;
{
- return print_insn (pc, info, false);
+ return print_insn (pc, info, FALSE);
}
int
bfd_vma pc;
struct disassemble_info * info;
{
- return print_insn (pc, info, true);
+ return print_insn (pc, info, TRUE);
}
void
fprintf (stream, _("\n\
The following ARM specific disassembler options are supported for use with\n\
the -M switch:\n"));
-
+
for (i = NUM_ARM_REGNAMES; i--;)
fprintf (stream, " reg-names-%s %*c%s\n",
regnames[i].name,
- 14 - strlen (regnames[i].name), ' ',
+ (int)(14 - strlen (regnames[i].name)), ' ',
regnames[i].description);
fprintf (stream, " force-thumb Assume all insns are Thumb insns\n");