/* BFD support for the ARM processor
- Copyright 1994, 1997, 1999, 2000, 2002, 2003, 2004, 2005
- Free Software Foundation, Inc.
+ Copyright (C) 1994-2019 Free Software Foundation, Inc.
Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org)
This file is part of BFD, the Binary File Descriptor library.
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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libbfd.h"
#include "libiberty.h"
+#include "cpu-arm.h"
/* This routine is provided two arch_infos and works out which ARM
machine which would be compatible with both and returns a pointer
}
processors[] =
{
- { bfd_mach_arm_2, "arm2" },
- { bfd_mach_arm_2a, "arm250" },
- { bfd_mach_arm_2a, "arm3" },
- { bfd_mach_arm_3, "arm6" },
- { bfd_mach_arm_3, "arm60" },
- { bfd_mach_arm_3, "arm600" },
- { bfd_mach_arm_3, "arm610" },
- { bfd_mach_arm_3, "arm7" },
- { bfd_mach_arm_3, "arm710" },
- { bfd_mach_arm_3, "arm7500" },
- { bfd_mach_arm_3, "arm7d" },
- { bfd_mach_arm_3, "arm7di" },
- { bfd_mach_arm_3M, "arm7dm" },
- { bfd_mach_arm_3M, "arm7dmi" },
- { bfd_mach_arm_4T, "arm7tdmi" },
- { bfd_mach_arm_4, "arm8" },
- { bfd_mach_arm_4, "arm810" },
- { bfd_mach_arm_4, "arm9" },
- { bfd_mach_arm_4, "arm920" },
- { bfd_mach_arm_4T, "arm920t" },
- { bfd_mach_arm_4T, "arm9tdmi" },
- { bfd_mach_arm_4, "sa1" },
- { bfd_mach_arm_4, "strongarm"},
- { bfd_mach_arm_4, "strongarm110" },
- { bfd_mach_arm_4, "strongarm1100" },
- { bfd_mach_arm_XScale, "xscale" },
- { bfd_mach_arm_ep9312, "ep9312" },
- { bfd_mach_arm_iWMMXt, "iwmmxt" }
+ { bfd_mach_arm_2, "arm2" },
+ { bfd_mach_arm_2a, "arm250" },
+ { bfd_mach_arm_2a, "arm3" },
+ { bfd_mach_arm_3, "arm6" },
+ { bfd_mach_arm_3, "arm60" },
+ { bfd_mach_arm_3, "arm600" },
+ { bfd_mach_arm_3, "arm610" },
+ { bfd_mach_arm_3, "arm620" },
+ { bfd_mach_arm_3, "arm7" },
+ { bfd_mach_arm_3, "arm70" },
+ { bfd_mach_arm_3, "arm700" },
+ { bfd_mach_arm_3, "arm700i" },
+ { bfd_mach_arm_3, "arm710" },
+ { bfd_mach_arm_3, "arm7100" },
+ { bfd_mach_arm_3, "arm710c" },
+ { bfd_mach_arm_4T, "arm710t" },
+ { bfd_mach_arm_3, "arm720" },
+ { bfd_mach_arm_4T, "arm720t" },
+ { bfd_mach_arm_4T, "arm740t" },
+ { bfd_mach_arm_3, "arm7500" },
+ { bfd_mach_arm_3, "arm7500fe" },
+ { bfd_mach_arm_3, "arm7d" },
+ { bfd_mach_arm_3, "arm7di" },
+ { bfd_mach_arm_3M, "arm7dm" },
+ { bfd_mach_arm_3M, "arm7dmi" },
+ { bfd_mach_arm_4T, "arm7t" },
+ { bfd_mach_arm_4T, "arm7tdmi" },
+ { bfd_mach_arm_4T, "arm7tdmi-s" },
+ { bfd_mach_arm_3M, "arm7m" },
+ { bfd_mach_arm_4, "arm8" },
+ { bfd_mach_arm_4, "arm810" },
+ { bfd_mach_arm_4, "arm9" },
+ { bfd_mach_arm_4T, "arm920" },
+ { bfd_mach_arm_4T, "arm920t" },
+ { bfd_mach_arm_4T, "arm922t" },
+ { bfd_mach_arm_5TEJ, "arm926ej" },
+ { bfd_mach_arm_5TEJ, "arm926ejs" },
+ { bfd_mach_arm_5TEJ, "arm926ej-s" },
+ { bfd_mach_arm_4T, "arm940t" },
+ { bfd_mach_arm_5TE, "arm946e" },
+ { bfd_mach_arm_5TE, "arm946e-r0" },
+ { bfd_mach_arm_5TE, "arm946e-s" },
+ { bfd_mach_arm_5TE, "arm966e" },
+ { bfd_mach_arm_5TE, "arm966e-r0" },
+ { bfd_mach_arm_5TE, "arm966e-s" },
+ { bfd_mach_arm_5TE, "arm968e-s" },
+ { bfd_mach_arm_5TE, "arm9e" },
+ { bfd_mach_arm_5TE, "arm9e-r0" },
+ { bfd_mach_arm_4T, "arm9tdmi" },
+ { bfd_mach_arm_5TE, "arm1020" },
+ { bfd_mach_arm_5T, "arm1020t" },
+ { bfd_mach_arm_5TE, "arm1020e" },
+ { bfd_mach_arm_5TE, "arm1022e" },
+ { bfd_mach_arm_5TEJ, "arm1026ejs" },
+ { bfd_mach_arm_5TEJ, "arm1026ej-s" },
+ { bfd_mach_arm_5TE, "arm10e" },
+ { bfd_mach_arm_5T, "arm10t" },
+ { bfd_mach_arm_5T, "arm10tdmi" },
+ { bfd_mach_arm_6, "arm1136j-s" },
+ { bfd_mach_arm_6, "arm1136js" },
+ { bfd_mach_arm_6, "arm1136jf-s" },
+ { bfd_mach_arm_6, "arm1136jfs" },
+ { bfd_mach_arm_6KZ, "arm1176jz-s" },
+ { bfd_mach_arm_6KZ, "arm1176jzf-s" },
+ { bfd_mach_arm_6T2, "arm1156t2-s" },
+ { bfd_mach_arm_6T2, "arm1156t2f-s" },
+ { bfd_mach_arm_7, "cortex-a5" },
+ { bfd_mach_arm_7, "cortex-a7" },
+ { bfd_mach_arm_7, "cortex-a8" },
+ { bfd_mach_arm_7, "cortex-a9" },
+ { bfd_mach_arm_7, "cortex-a12" },
+ { bfd_mach_arm_7, "cortex-a15" },
+ { bfd_mach_arm_7, "cortex-a17" },
+ { bfd_mach_arm_8, "cortex-a32" },
+ { bfd_mach_arm_8, "cortex-a35" },
+ { bfd_mach_arm_8, "cortex-a53" },
+ { bfd_mach_arm_8, "cortex-a55" },
+ { bfd_mach_arm_8, "cortex-a57" },
+ { bfd_mach_arm_8, "cortex-a72" },
+ { bfd_mach_arm_8, "cortex-a73" },
+ { bfd_mach_arm_8, "cortex-a75" },
+ { bfd_mach_arm_8, "cortex-a76" },
+ { bfd_mach_arm_8, "cortex-a76ae" },
+ { bfd_mach_arm_8, "cortex-a77" },
+ { bfd_mach_arm_6SM, "cortex-m0" },
+ { bfd_mach_arm_6SM, "cortex-m0plus" },
+ { bfd_mach_arm_6SM, "cortex-m1" },
+ { bfd_mach_arm_8M_BASE, "cortex-m23" },
+ { bfd_mach_arm_7, "cortex-m3" },
+ { bfd_mach_arm_8M_MAIN, "cortex-m33" },
+ { bfd_mach_arm_8M_MAIN, "cortex-m35p" },
+ { bfd_mach_arm_7EM, "cortex-m4" },
+ { bfd_mach_arm_7EM, "cortex-m7" },
+ { bfd_mach_arm_7, "cortex-r4" },
+ { bfd_mach_arm_7, "cortex-r4f" },
+ { bfd_mach_arm_7, "cortex-r5" },
+ { bfd_mach_arm_8R, "cortex-r52" },
+ { bfd_mach_arm_7, "cortex-r7" },
+ { bfd_mach_arm_7, "cortex-r8" },
+ { bfd_mach_arm_4T, "ep9312" },
+ { bfd_mach_arm_8, "exynos-m1" },
+ { bfd_mach_arm_4, "fa526" },
+ { bfd_mach_arm_5TE, "fa606te" },
+ { bfd_mach_arm_5TE, "fa616te" },
+ { bfd_mach_arm_4, "fa626" },
+ { bfd_mach_arm_5TE, "fa626te" },
+ { bfd_mach_arm_5TE, "fa726te" },
+ { bfd_mach_arm_5TE, "fmp626" },
+ { bfd_mach_arm_XScale, "i80200" },
+ { bfd_mach_arm_7, "marvell-pj4" },
+ { bfd_mach_arm_7, "marvell-whitney" },
+ { bfd_mach_arm_6K, "mpcore" },
+ { bfd_mach_arm_6K, "mpcorenovfp" },
+ { bfd_mach_arm_4, "sa1" },
+ { bfd_mach_arm_4, "strongarm" },
+ { bfd_mach_arm_4, "strongarm1" },
+ { bfd_mach_arm_4, "strongarm110" },
+ { bfd_mach_arm_4, "strongarm1100" },
+ { bfd_mach_arm_4, "strongarm1110" },
+ { bfd_mach_arm_XScale, "xscale" },
+ { bfd_mach_arm_8, "xgene1" },
+ { bfd_mach_arm_8, "xgene2" },
+ { bfd_mach_arm_ep9312, "ep9312" },
+ { bfd_mach_arm_iWMMXt, "iwmmxt" },
+ { bfd_mach_arm_iWMMXt2, "iwmmxt2" },
+ { bfd_mach_arm_unknown, "arm_any" }
};
static bfd_boolean
}
#define N(number, print, default, next) \
-{ 32, 32, 8, bfd_arch_arm, number, "arm", print, 4, default, compatible, scan, next }
+{ 32, 32, 8, bfd_arch_arm, number, "arm", print, 4, default, compatible, \
+ scan, bfd_arch_default_fill, next, 0 }
static const bfd_arch_info_type arch_info_struct[] =
{
- N (bfd_mach_arm_2, "armv2", FALSE, & arch_info_struct[1]),
- N (bfd_mach_arm_2a, "armv2a", FALSE, & arch_info_struct[2]),
- N (bfd_mach_arm_3, "armv3", FALSE, & arch_info_struct[3]),
- N (bfd_mach_arm_3M, "armv3m", FALSE, & arch_info_struct[4]),
- N (bfd_mach_arm_4, "armv4", FALSE, & arch_info_struct[5]),
- N (bfd_mach_arm_4T, "armv4t", FALSE, & arch_info_struct[6]),
- N (bfd_mach_arm_5, "armv5", FALSE, & arch_info_struct[7]),
- N (bfd_mach_arm_5T, "armv5t", FALSE, & arch_info_struct[8]),
- N (bfd_mach_arm_5TE, "armv5te", FALSE, & arch_info_struct[9]),
- N (bfd_mach_arm_XScale, "xscale", FALSE, & arch_info_struct[10]),
- N (bfd_mach_arm_ep9312, "ep9312", FALSE, & arch_info_struct[11]),
- N (bfd_mach_arm_iWMMXt,"iwmmxt", FALSE, NULL)
+ N (bfd_mach_arm_2, "armv2", FALSE, & arch_info_struct[1]),
+ N (bfd_mach_arm_2a, "armv2a", FALSE, & arch_info_struct[2]),
+ N (bfd_mach_arm_3, "armv3", FALSE, & arch_info_struct[3]),
+ N (bfd_mach_arm_3M, "armv3m", FALSE, & arch_info_struct[4]),
+ N (bfd_mach_arm_4, "armv4", FALSE, & arch_info_struct[5]),
+ N (bfd_mach_arm_4T, "armv4t", FALSE, & arch_info_struct[6]),
+ N (bfd_mach_arm_5, "armv5", FALSE, & arch_info_struct[7]),
+ N (bfd_mach_arm_5T, "armv5t", FALSE, & arch_info_struct[8]),
+ N (bfd_mach_arm_5TE, "armv5te", FALSE, & arch_info_struct[9]),
+ N (bfd_mach_arm_XScale, "xscale", FALSE, & arch_info_struct[10]),
+ N (bfd_mach_arm_ep9312, "ep9312", FALSE, & arch_info_struct[11]),
+ N (bfd_mach_arm_iWMMXt, "iwmmxt", FALSE, & arch_info_struct[12]),
+ N (bfd_mach_arm_iWMMXt2, "iwmmxt2", FALSE, & arch_info_struct[13]),
+ N (bfd_mach_arm_5TEJ, "armv5tej", FALSE, & arch_info_struct[14]),
+ N (bfd_mach_arm_6, "armv6", FALSE, & arch_info_struct[15]),
+ N (bfd_mach_arm_6KZ, "armv6kz", FALSE, & arch_info_struct[16]),
+ N (bfd_mach_arm_6T2, "armv6t2", FALSE, & arch_info_struct[17]),
+ N (bfd_mach_arm_6K, "armv6k", FALSE, & arch_info_struct[18]),
+ N (bfd_mach_arm_7, "armv7", FALSE, & arch_info_struct[19]),
+ N (bfd_mach_arm_6M, "armv6-m", FALSE, & arch_info_struct[20]),
+ N (bfd_mach_arm_6SM, "armv6s-m", FALSE, & arch_info_struct[21]),
+ N (bfd_mach_arm_7EM, "armv7e-m", FALSE, & arch_info_struct[22]),
+ N (bfd_mach_arm_8, "armv8-a", FALSE, & arch_info_struct[23]),
+ N (bfd_mach_arm_8R, "armv8-r", FALSE, & arch_info_struct[24]),
+ N (bfd_mach_arm_8M_BASE, "armv8-m.base", FALSE, & arch_info_struct[25]),
+ N (bfd_mach_arm_8M_MAIN, "armv8-m.main", FALSE, & arch_info_struct[26]),
+ N (bfd_mach_arm_8_1M_MAIN, "armv8.1-m.main", FALSE, & arch_info_struct[27]),
+ N (bfd_mach_arm_unknown, "arm_any", FALSE, NULL)
};
const bfd_arch_info_type bfd_arm_arch =
Intel XScale binary, since these architecture have co-processors which
will not both be present on the same physical hardware. */
else if (in == bfd_mach_arm_ep9312
- && (out == bfd_mach_arm_XScale || out == bfd_mach_arm_iWMMXt))
+ && (out == bfd_mach_arm_XScale
+ || out == bfd_mach_arm_iWMMXt
+ || out == bfd_mach_arm_iWMMXt2))
{
+ /* xgettext: c-format */
_bfd_error_handler (_("\
-ERROR: %B is compiled for the EP9312, whereas %B is compiled for XScale"),
+error: %pB is compiled for the EP9312, whereas %pB is compiled for XScale"),
ibfd, obfd);
bfd_set_error (bfd_error_wrong_format);
return FALSE;
}
else if (out == bfd_mach_arm_ep9312
- && (in == bfd_mach_arm_XScale || in == bfd_mach_arm_iWMMXt))
+ && (in == bfd_mach_arm_XScale
+ || in == bfd_mach_arm_iWMMXt
+ || in == bfd_mach_arm_iWMMXt2))
{
+ /* xgettext: c-format */
_bfd_error_handler (_("\
-ERROR: %B is compiled for the EP9312, whereas %B is compiled for XScale"),
+error: %pB is compiled for the EP9312, whereas %pB is compiled for XScale"),
obfd, ibfd);
bfd_set_error (bfd_error_wrong_format);
return FALSE;
unsigned long namesz;
unsigned long descsz;
unsigned long type;
- char * descr;
+ char * descr;
if (buffer_size < offsetof (arm_Note, name))
return FALSE;
return FALSE;
}
else
- {
+ {
if (namesz != ((strlen (expected_name) + 1 + 3) & ~3))
return FALSE;
-
+
if (strcmp (descr, expected_name) != 0)
return FALSE;
}
/* FIXME: We should probably check the type as well. */
+ (void) type;
if (description_return != NULL)
* description_return = descr;
return TRUE;
}
-#define NOTE_ARCH_STRING "arch: "
+#define NOTE_ARCH_STRING "arch: "
bfd_boolean
bfd_arm_update_notes (bfd *abfd, const char *note_section)
{
- asection * arm_arch_section;
- bfd_size_type buffer_size;
- bfd_byte * buffer;
- char * arch_string;
- char * expected;
+ asection * arm_arch_section;
+ bfd_size_type buffer_size;
+ bfd_byte * buffer;
+ char * arch_string;
+ char * expected;
/* Look for a note section. If one is present check the architecture
string encoded in it, and set it to the current architecture if it is
if (! arm_check_note (abfd, buffer, buffer_size, NOTE_ARCH_STRING, & arch_string))
goto FAIL;
- /* Check the architecture in the note against the architecture of the bfd. */
+ /* Check the architecture in the note against the architecture of the bfd.
+ Newer architectures versions should not be added here as build attribute
+ are a better mechanism to convey ISA used. */
switch (bfd_get_mach (abfd))
{
default:
case bfd_mach_arm_XScale: expected = "XScale"; break;
case bfd_mach_arm_ep9312: expected = "ep9312"; break;
case bfd_mach_arm_iWMMXt: expected = "iWMMXt"; break;
+ case bfd_mach_arm_iWMMXt2: expected = "iWMMXt2"; break;
}
if (strcmp (arch_string, expected) != 0)
if (! bfd_set_section_contents (abfd, arm_arch_section, buffer,
(file_ptr) 0, buffer_size))
{
- (*_bfd_error_handler)
- (_("warning: unable to update contents of %s section in %s"),
- note_section, bfd_get_filename (abfd));
+ _bfd_error_handler
+ /* xgettext: c-format */
+ (_("warning: unable to update contents of %s section in %pB"),
+ note_section, abfd);
goto FAIL;
}
}
const char * string;
unsigned int mach;
}
+
+/* Newer architectures versions should not be added here as build attribute are
+ a better mechanism to convey ISA used. */
architectures[] =
{
{ "armv2", bfd_mach_arm_2 },
{ "armv5te", bfd_mach_arm_5TE },
{ "XScale", bfd_mach_arm_XScale },
{ "ep9312", bfd_mach_arm_ep9312 },
- { "iWMMXt", bfd_mach_arm_iWMMXt }
+ { "iWMMXt", bfd_mach_arm_iWMMXt },
+ { "iWMMXt2", bfd_mach_arm_iWMMXt2 },
+ { "arm_any", bfd_mach_arm_unknown }
};
/* Extract the machine number stored in a note section. */
unsigned int
bfd_arm_get_mach_from_notes (bfd *abfd, const char *note_section)
{
- asection * arm_arch_section;
- bfd_size_type buffer_size;
- bfd_byte * buffer;
- char * arch_string;
- int i;
+ asection * arm_arch_section;
+ bfd_size_type buffer_size;
+ bfd_byte * buffer;
+ char * arch_string;
+ int i;
/* Look for a note section. If one is present check the architecture
string encoded in it, and set it to the current architecture if it is
free (buffer);
return bfd_mach_arm_unknown;
}
+
+bfd_boolean
+bfd_is_arm_special_symbol_name (const char * name, int type)
+{
+ /* The ARM compiler outputs several obsolete forms. Recognize them
+ in addition to the standard $a, $t and $d. We are somewhat loose
+ in what we accept here, since the full set is not documented. */
+ if (!name || name[0] != '$')
+ return FALSE;
+ if (name[1] == 'a' || name[1] == 't' || name[1] == 'd')
+ type &= BFD_ARM_SPECIAL_SYM_TYPE_MAP;
+ else if (name[1] == 'm' || name[1] == 'f' || name[1] == 'p')
+ type &= BFD_ARM_SPECIAL_SYM_TYPE_TAG;
+ else if (name[1] >= 'a' && name[1] <= 'z')
+ type &= BFD_ARM_SPECIAL_SYM_TYPE_OTHER;
+ else
+ return FALSE;
+
+ return (type != 0 && (name[2] == 0 || name[2] == '.'));
+}
+