Fixes for iWMMXt contribution.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 786e939723d5e453b565eee8464b057810c57e75..8ea9e6e14b3c00d8dbbaf5028b3f9a2a0ee8f383 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,27 @@
+2003-04-01  Nick Clifton  <nickc@redhat.com>
+
+       * archures.c (bfd_mach_arm_unknown): Define.
+       * bfd-in.h (bfd_arm_merge_machines, bfd_arm+update_notes,
+       bfd_arm_get_mach_from_notes): Prototype.
+       * bfd-in2.h: Regenerate.
+       * coff-arm.c (coff_arm_merge_private_bfd_data): Call
+       bfd_arm_merge_machines.
+       (coff_arm_final_link_postscript): Call bfd_arm_update_notes.
+       * coffcode.h (coff_set_arch_mach_hook): Call
+       bfd_arm_get_mach_from_notes.
+       * coffgen.c (coff_real_object_p): Revert previous delta.
+       * cpu_arm.c (arm_check_note): New function.  Examine a note in a
+       .note section.
+       (bfd_arm_merge_machines): New function: Handle the merging of ARM
+       binaries compiled for different architectures..
+       (bfd_arm_update_notes): New function: Update an ARM note section.
+       (bfd_arm_get_mach_from_notes): New function: Extract a bfd machine
+       number from an ARM note section.
+       * elf32-arm.h (elf32_arm_object_p): Use
+       bfd_arm_get_mach_from_notes.
+       (elf32_arm_merge_private_bfd_data): Use bfd_arm_merge_machines.
+       (elf32_arm_final_write_processing): Use bfd_arm_update_notes.
+       
 2003-04-01  Ben Elliston  <bje@wasabisystems.com>
 
        * dwarf2.c (read_attribute_value): Correct typo in comment.

diff --git a/bfd/archures.c b/bfd/archures.c
index 18ebb83511517f95653d6d550ed521db745835ff..28e27dffe7812136b117a4c69fa818e725a97556 100644 (file)
--- a/bfd/archures.c
+++ b/bfd/archures.c
@@ -224,6 +224,7 @@ DESCRIPTION
 .#define bfd_mach_alpha_ev5  0x20
 .#define bfd_mach_alpha_ev6  0x30
 .  bfd_arch_arm,       {* Advanced Risc Machines ARM.  *}
+.#define bfd_mach_arm_unknown  0
 .#define bfd_mach_arm_2                1
 .#define bfd_mach_arm_2a       2
 .#define bfd_mach_arm_3                3

diff --git a/bfd/bfd-in.h b/bfd/bfd-in.h
index 917b46f76f7cb3014bc44c0dcee0e7c18a8b7a20..c39bfedd59f1150aa51085d2ac453ababd29afba 100644 (file)
--- a/bfd/bfd-in.h
+++ b/bfd/bfd-in.h
@@ -835,6 +835,16 @@ extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
   PARAMS ((bfd *, struct bfd_link_info *));
 
+/* ARM Note section processing.  */
+extern bfd_boolean bfd_arm_merge_machines
+  PARAMS ((bfd *, bfd *));
+
+extern bfd_boolean bfd_arm_update_notes
+  PARAMS ((bfd *, const char *));
+
+extern unsigned int bfd_arm_get_mach_from_notes
+  PARAMS ((bfd *, const char *));
+
 /* TI COFF load page support.  */
 extern void bfd_ticoff_set_section_load_page
   PARAMS ((struct sec *, int));

diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index 51e2a2197a6d283360361df89b5ebd414e1d22b3..d15bcda82360f59f0bf7b8cdfc931c2af2aad6c2 100644 (file)
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -842,6 +842,16 @@ extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
 extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
   PARAMS ((bfd *, struct bfd_link_info *));
 
+/* ARM Note section processing.  */
+extern bfd_boolean bfd_arm_merge_machines
+  PARAMS ((bfd *, bfd *));
+
+extern bfd_boolean bfd_arm_update_notes
+  PARAMS ((bfd *, const char *));
+
+extern unsigned int bfd_arm_get_mach_from_notes
+  PARAMS ((bfd *, const char *));
+
 /* TI COFF load page support.  */
 extern void bfd_ticoff_set_section_load_page
   PARAMS ((struct sec *, int));
@@ -1680,6 +1690,7 @@ enum bfd_architecture
 #define bfd_mach_alpha_ev5  0x20
 #define bfd_mach_alpha_ev6  0x30
   bfd_arch_arm,       /* Advanced Risc Machines ARM.  */
+#define bfd_mach_arm_unknown   0
 #define bfd_mach_arm_2         1
 #define bfd_mach_arm_2a        2
 #define bfd_mach_arm_3         3

diff --git a/bfd/coff-arm.c b/bfd/coff-arm.c
index 240150498267e00a0b85403c49bb8a5fc9723cb0..f089a6c824d13a26d72dbf9a0f0ac04149e78103 100644 (file)
--- a/bfd/coff-arm.c
+++ b/bfd/coff-arm.c
@@ -2240,25 +2240,6 @@ coff_arm_merge_private_bfd_data (ibfd, obfd)
   if (ibfd == obfd)
     return TRUE;
 
-  if (bfd_get_mach (obfd) && bfd_get_mach (obfd) != bfd_get_mach (ibfd))
-    {
-      /* For now, allow an output file type of 'xscale' if the
-        input file type is 'iWMMXt'.  This means that we will
-        not have to build an entire iWMMXt enabled set of libraries
-        just to test a iWMMXt enabled binary.  Change the output
-        type to iWMMXt though.  Similarly allow 'xscale' binaries
-         to be linked into a 'iWMMXt' output binary.  */
-      if (   bfd_get_mach (obfd) == bfd_mach_arm_XScale
-         && bfd_get_mach (ibfd) == bfd_mach_arm_iWMMXt)
-       bfd_set_arch_mach (obfd, bfd_get_arch (obfd), bfd_mach_arm_iWMMXt);
-      else if (   bfd_get_mach (ibfd) != bfd_mach_arm_XScale
-              || bfd_get_mach (obfd) != bfd_mach_arm_iWMMXt)
-       {
-         bfd_set_error (bfd_error_wrong_format);
-         return FALSE;
-       }
-    }
-
   /* If the two formats are different we cannot merge anything.
      This is not an error, since it is permissable to change the
      input and output formats.  */
@@ -2266,7 +2247,12 @@ coff_arm_merge_private_bfd_data (ibfd, obfd)
       || obfd->xvec->flavour != bfd_target_coff_flavour)
     return TRUE;
 
-  /* Verify that the APCS is the same for the two BFDs */
+  /* Determine what should happen if the input ARM architecture
+     does not match the output ARM architecture.  */
+  if (! bfd_arm_merge_machines (ibfd, obfd))
+    return FALSE;
+
+  /* Verify that the APCS is the same for the two BFDs.  */
   if (APCS_SET (ibfd))
     {
       if (APCS_SET (obfd))
@@ -2603,45 +2589,7 @@ coff_arm_final_link_postscript (abfd, pfinfo)
       globals->bfd_of_glue_owner->output_has_begun = TRUE;
     }
 
-  {
-    asection * arm_arch_section;
-
-    /* Look for a .note section.  If one is present check
-       the machine number encoded in it, and set it to the current
-       machine number if it is different.  This allows XScale and
-       iWMMXt binaries to be merged and the resulting output to be set
-       to iWMMXt, even if the first input file had an XScale .note.  */
-
-    arm_arch_section = bfd_get_section_by_name (abfd, ".note");
-
-    if (arm_arch_section != NULL)
-      {
-       char buffer [4];
-
-       if (bfd_get_section_contents (abfd, arm_arch_section, buffer,
-                                       (file_ptr) 0, sizeof buffer))
-         {
-           unsigned long arm_mach;
-
-           /* We have to extract the value this way to allow for a
-              host whose endian-ness is different from the target.  */
-           arm_mach = bfd_get_32 (abfd, buffer);
-  
-           if (arm_mach != bfd_get_mach (abfd))
-             {
-               bfd_put_32 (abfd, bfd_get_mach (abfd), buffer);
-
-               if (! bfd_set_section_contents (abfd, arm_arch_section, buffer,
-                                               (file_ptr) 0, sizeof buffer))
-                 (*_bfd_error_handler)
-                   (_("warning: unable to update contents of .note section in %s"),
-                    bfd_get_filename (abfd));
-             }
-         }
-      }
-  }
-
-  return TRUE;
+  return bfd_arm_update_notes (abfd, ARM_NOTE_SECTION);
 }
 
 #include "coffcode.h"

diff --git a/bfd/coffcode.h b/bfd/coffcode.h
index da8121fd77fea26ff0ebb7f64048c58e9ee56726..5c6c286c06467751cec6a949012d8b3fab959ca5 100644 (file)
--- a/bfd/coffcode.h
+++ b/bfd/coffcode.h
@@ -1883,43 +1883,26 @@ coff_set_arch_mach_hook (abfd, filehdr)
     case ARMPEMAGIC:
     case THUMBPEMAGIC:
       arch = bfd_arch_arm;
-      switch (internal_f->f_flags & F_ARM_ARCHITECTURE_MASK)
+      machine = bfd_arm_get_mach_from_notes (abfd, ARM_NOTE_SECTION);
+      if (machine == bfd_mach_arm_unknown)
        {
-        case F_ARM_2:  machine = bfd_mach_arm_2;  break;
-        case F_ARM_2a: machine = bfd_mach_arm_2a; break;
-        case F_ARM_3:  machine = bfd_mach_arm_3;  break;
-        default:
-        case F_ARM_3M: machine = bfd_mach_arm_3M; break;
-        case F_ARM_4:  machine = bfd_mach_arm_4;  break;
-        case F_ARM_4T: machine = bfd_mach_arm_4T; break;
-         /* The COFF header does not have enough bits available
-            to cover all the different ARM architectures.  So
-            we interpret F_ARM_5, the highest flag value to mean
-            "the highest ARM architecture known to BFD" which is
-            currently the XScale.  */
-        case F_ARM_5:  machine = bfd_mach_arm_XScale;  break;
+         switch (internal_f->f_flags & F_ARM_ARCHITECTURE_MASK)
+           {
+           case F_ARM_2:  machine = bfd_mach_arm_2;  break;
+           case F_ARM_2a: machine = bfd_mach_arm_2a; break;
+           case F_ARM_3:  machine = bfd_mach_arm_3;  break;
+           default:
+           case F_ARM_3M: machine = bfd_mach_arm_3M; break;
+           case F_ARM_4:  machine = bfd_mach_arm_4;  break;
+           case F_ARM_4T: machine = bfd_mach_arm_4T; break;
+             /* The COFF header does not have enough bits available
+                to cover all the different ARM architectures.  So
+                we interpret F_ARM_5, the highest flag value to mean
+                "the highest ARM architecture known to BFD" which is
+                currently the XScale.  */
+           case F_ARM_5:  machine = bfd_mach_arm_XScale;  break;
+           }
        }
-
-      {
-       asection * arm_arch_section;
-  
-       arm_arch_section = bfd_get_section_by_name (abfd, ".note");
-
-       if (arm_arch_section)
-         {
-           bfd_byte buffer [4];
-
-           if (! bfd_get_section_contents (abfd, arm_arch_section, buffer,
-                                           (file_ptr) 0, sizeof buffer))
-             (*_bfd_error_handler)
-               (_("%s: warning: unable to retrieve .note section from %s"),
-                bfd_get_filename (abfd));
-             
-           /* We have to extract the value this way to allow for a
-              host whose endian-ness is different from the target.  */
-           machine = bfd_get_32 (abfd, buffer);
-         }
-      }
       break;
 #endif
 #ifdef MC68MAGIC

diff --git a/bfd/coffgen.c b/bfd/coffgen.c
index a3e3eecb413dca4ebb52b2402ac2d85382c12fe0..fcb00fc4737cb03b1cee6a91be9bdf715d81b5c0 100644 (file)
--- a/bfd/coffgen.c
+++ b/bfd/coffgen.c
@@ -241,9 +241,6 @@ coff_real_object_p (abfd, nscns, internal_f, internal_a)
        }
     }
 
-  bfd_coff_set_arch_mach_hook (abfd, (PTR) internal_f);
-  /*  make_abs_section (abfd); */
-
   return abfd->xvec;
 
  fail:

diff --git a/bfd/cpu-arm.c b/bfd/cpu-arm.c
index eb3011d7d292dc45eacc7b6c426b5b65cfe608d3..66c3a466523e2bb8124ce727666163613b450494 100644 (file)
--- a/bfd/cpu-arm.c
+++ b/bfd/cpu-arm.c
@@ -1,5 +1,5 @@
 /* BFD support for the ARM processor
-   Copyright 1994, 1997, 1999, 2000, 2002 Free Software Foundation, Inc.
+   Copyright 1994, 1997, 1999, 2000, 2002, 2003 Free Software Foundation, Inc.
    Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org)
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -21,11 +21,14 @@
 #include "bfd.h"
 #include "sysdep.h"
 #include "libbfd.h"
+#include "libiberty.h"
 
 static const bfd_arch_info_type * compatible
   PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));
 static bfd_boolean scan
   PARAMS ((const struct bfd_arch_info *, const char *));
+static bfd_boolean arm_check_note
+  PARAMS ((bfd *, char *, bfd_size_type, const char *, char **));
 
 /* This routine is provided two arch_infos and works out which ARM
    machine which would be compatible with both and returns a pointer
@@ -149,3 +152,276 @@ static const bfd_arch_info_type arch_info_struct[] =
 
 const bfd_arch_info_type bfd_arm_arch =
   N (0, "arm", TRUE, & arch_info_struct[0]);
+
+/* Support functions used by both the COFF and ELF versions of the ARM port.  */
+
+/* Handle the mergeing of the 'machine' settings of input file IBFD
+   and an output file OBFD.  These values actually represent the
+   different possible ARM architecture variants.
+   Returns TRUE if they were merged successfully or FALSE otherwise.  */
+
+bfd_boolean
+bfd_arm_merge_machines (ibfd, obfd)
+     bfd * ibfd;
+     bfd * obfd;
+{
+  unsigned int in  = bfd_get_mach (ibfd);
+  unsigned int out = bfd_get_mach (obfd);
+
+  /* If the output architecture is unknown, we now have a value to set.  */
+  if (out == bfd_mach_arm_unknown)
+    bfd_set_arch_mach (obfd, bfd_arch_arm, in);
+
+  /* If the input architecure is unknown,
+     then so must be the output architecture.  */
+  else if (in == bfd_mach_arm_unknown)
+    /* FIXME: We ought to have some way to
+       override this on the command line.  */
+    bfd_set_arch_mach (obfd, bfd_arch_arm, bfd_mach_arm_unknown);
+
+  /* If they are the same then nothing needs to be done.  */
+  else if (out == in)
+    ;
+
+  /* Otherwise the general principle that a earlier architecture can be
+     linked with a later architecure to produce a binary that will execute
+     on the later architecture.
+
+     We fail however if we attempt to link a Cirrus EP9312 binary with an
+     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))
+    {
+      _bfd_error_handler (_("\
+ERROR: %s is compiled for the EP9312, whereas %s is compiled for XScale"),
+                         bfd_archive_filename (ibfd),
+                         bfd_get_filename (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))
+    {
+      _bfd_error_handler (_("\
+ERROR: %s is compiled for the EP9312, whereas %s is compiled for XScale"),
+                         bfd_archive_filename (obfd),
+                         bfd_get_filename (ibfd));
+      bfd_set_error (bfd_error_wrong_format);
+      return FALSE;
+    }
+  else if (in > out)
+    bfd_set_arch_mach (obfd, bfd_arch_arm, in);
+  /* else
+     Nothing to do.  */
+
+  return TRUE;
+}
+
+typedef struct
+{
+  unsigned char        namesz[4];      /* Size of entry's owner string.  */
+  unsigned char        descsz[4];      /* Size of the note descriptor.  */
+  unsigned char        type[4];        /* Interpretation of the descriptor.  */
+  char         name[1];        /* Start of the name+desc data.  */
+} arm_Note;
+
+static bfd_boolean
+arm_check_note (abfd, buffer, buffer_size, expected_name, description_return)
+     bfd *           abfd;
+     char *          buffer;
+     bfd_size_type   buffer_size;
+     const char *    expected_name;
+     char **         description_return;
+{
+  unsigned long namesz;
+  unsigned long descsz;
+  unsigned long type;
+  char *        descr;
+
+  if (buffer_size < offsetof (arm_Note, name))
+    return FALSE;
+
+  /* We have to extract the values this way to allow for a
+     host whose endian-ness is different from the target.  */
+  namesz = bfd_get_32 (abfd, buffer);
+  descsz = bfd_get_32 (abfd, buffer + offsetof (arm_Note, descsz));
+  type   = bfd_get_32 (abfd, buffer + offsetof (arm_Note, type));
+  descr  = buffer + offsetof (arm_Note, name);
+
+  /* Check for buffer overflow.  */
+  if (namesz + descsz + offsetof (arm_Note, name) > buffer_size)
+    return FALSE;
+
+  if (expected_name == NULL)
+    {
+      if (namesz != 0)
+       return FALSE;
+    }
+  else
+    { 
+      if (namesz != (strlen (expected_name) + 1 + 3) & ~3)
+       return FALSE;
+      
+      if (strcmp (descr, expected_name) != 0)
+       return FALSE;
+
+      descr += (namesz + 3) & ~3;
+    }
+
+  /* FIXME: We should probably check the type as well.  */
+
+  if (description_return != NULL)
+    * description_return = descr;
+
+  return TRUE;
+}
+
+#define NOTE_ARCH_STRING       "arch: "
+
+bfd_boolean
+bfd_arm_update_notes (abfd, note_section)
+     bfd * abfd;
+     const char * note_section;
+{
+  asection *     arm_arch_section;
+  bfd_size_type  buffer_size;
+  char *         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
+     different.  */
+  arm_arch_section = bfd_get_section_by_name (abfd, note_section);
+
+  if (arm_arch_section == NULL)
+    return TRUE;
+
+  buffer_size = arm_arch_section->_raw_size;
+  if (buffer_size == 0)
+    return FALSE;
+
+  buffer = bfd_malloc (buffer_size);
+  if (buffer == NULL)
+    return FALSE;
+  
+  if (! bfd_get_section_contents (abfd, arm_arch_section, buffer,
+                                 (file_ptr) 0, buffer_size))
+    goto FAIL;
+
+  /* Parse the note.  */
+  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.  */
+  switch (bfd_get_mach (abfd))
+    {
+    default:
+    case bfd_mach_arm_unknown: expected = "unknown"; break;
+    case bfd_mach_arm_2:       expected = "armv2"; break;
+    case bfd_mach_arm_2a:      expected = "armv2a"; break;
+    case bfd_mach_arm_3:       expected = "armv3"; break;
+    case bfd_mach_arm_3M:      expected = "armv3M"; break;
+    case bfd_mach_arm_4:       expected = "armv4"; break;
+    case bfd_mach_arm_4T:      expected = "armv4t"; break;
+    case bfd_mach_arm_5:       expected = "armv5"; break;
+    case bfd_mach_arm_5T:      expected = "armv5t"; break;
+    case bfd_mach_arm_5TE:     expected = "armv5te"; break;
+    case bfd_mach_arm_XScale:  expected = "XScale"; break;
+    case bfd_mach_arm_ep9312:  expected = "ep9312"; break;
+    case bfd_mach_arm_iWMMXt:  expected = "iWMMXt"; break;
+    }
+
+  if (strcmp (arch_string, expected) != 0)
+    {
+      strcpy (buffer + offsetof (arm_Note, name) + ((strlen (NOTE_ARCH_STRING) + 3) & ~3), expected);
+
+      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));
+         goto FAIL;
+       }
+    }
+
+  free (buffer);
+  return TRUE;
+
+ FAIL:
+  free (buffer);
+  return FALSE;
+}
+
+
+static struct
+{
+  const char * string;
+  unsigned int mach;
+}
+architectures[] =
+{
+  { "armv2",   bfd_mach_arm_2 },
+  { "armv2a",  bfd_mach_arm_2a },
+  { "armv3",   bfd_mach_arm_3 },
+  { "armv3M",  bfd_mach_arm_3M },
+  { "armv4",   bfd_mach_arm_4 },
+  { "armv4t",  bfd_mach_arm_4T },
+  { "armv5",   bfd_mach_arm_5 },
+  { "armv5t",  bfd_mach_arm_5T },
+  { "armv5te", bfd_mach_arm_5TE },
+  { "XScale",  bfd_mach_arm_XScale },
+  { "ep9312",  bfd_mach_arm_ep9312 },
+  { "iWMMXt",  bfd_mach_arm_iWMMXt }
+};
+
+/* Extract the machine number stored in a note section.  */
+unsigned int
+bfd_arm_get_mach_from_notes (abfd, note_section)
+     bfd * abfd;
+     const char * note_section;
+{
+  asection *     arm_arch_section;
+  bfd_size_type  buffer_size;
+  char *         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
+     different.  */
+  arm_arch_section = bfd_get_section_by_name (abfd, note_section);
+
+  if (arm_arch_section == NULL)
+    return bfd_mach_arm_unknown;
+
+  buffer_size = arm_arch_section->_raw_size;
+  if (buffer_size == 0)
+    return bfd_mach_arm_unknown;
+
+  buffer = bfd_malloc (buffer_size);
+  if (buffer == NULL)
+    return bfd_mach_arm_unknown;
+  
+  if (! bfd_get_section_contents (abfd, arm_arch_section, buffer,
+                                 (file_ptr) 0, buffer_size))
+    goto FAIL;
+
+  /* Parse the note.  */
+  if (! arm_check_note (abfd, buffer, buffer_size, NOTE_ARCH_STRING, & arch_string))
+    goto FAIL;
+
+  /* Interpret the architecture string.  */
+  for (i = ARRAY_SIZE (architectures); i--;)
+    if (strcmp (arch_string, architectures[i].string) == 0)
+      {
+       free (buffer);
+       return architectures[i].mach;
+      }
+
+ FAIL:
+  free (buffer);
+  return bfd_mach_arm_unknown;
+}

diff --git a/bfd/elf32-arm.h b/bfd/elf32-arm.h
index 417284b3169ec8cd5a439dab6eb292b68d442514..631b2b9e5305799a72838cafb1674c5628a0e28a 100644 (file)
--- a/bfd/elf32-arm.h
+++ b/bfd/elf32-arm.h
@@ -2119,43 +2119,18 @@ static bfd_boolean
 elf32_arm_object_p (abfd)
      bfd *abfd;
 {
-  asection * arm_arch_section;
+  unsigned int mach;
+  
+  mach = bfd_arm_get_mach_from_notes (abfd, ARM_NOTE_SECTION);
 
-  arm_arch_section = bfd_get_section_by_name (abfd, ARM_NOTE_SECTION);
+  if (mach != bfd_mach_arm_unknown)
+    bfd_default_set_arch_mach (abfd, bfd_arch_arm, mach);
+
+  else if (elf_elfheader (abfd)->e_flags & EF_ARM_MAVERICK_FLOAT)
+    bfd_default_set_arch_mach (abfd, bfd_arch_arm, bfd_mach_arm_ep9312);
 
-  if (arm_arch_section)
-    {
-      char          buffer [4];
-      unsigned long arm_mach;
-
-      if (! bfd_get_section_contents (abfd, arm_arch_section, buffer,
-                                     (file_ptr) 0, sizeof buffer))
-       (*_bfd_error_handler)
-         (_("%s: warning: unable to retrieve %s section from %s"),
-          ARM_NOTE_SECTION, bfd_get_filename (abfd));
-      else
-       {
-         /* We have to extract the value this way to allow for a
-            host whose endian-ness is different from the target.  */
-         arm_mach = bfd_get_32 (abfd, buffer);
-         bfd_default_set_arch_mach (abfd, bfd_arch_arm, arm_mach);
-
-         if (bfd_get_arch (abfd) == bfd_arch_arm)
-           return TRUE;
-      
-         /* If the set failed for some reason, do not leave the architecture
-            type as 0 (unknown), but issue a warning message and force it to
-            be set to bfd_arch_arm.  */
-         (*_bfd_error_handler)
-           (_("%s: warning: unrecognized ARM machine number: %x"),
-            bfd_get_filename (abfd), arm_mach);
-       }
-    }
   else
-    {
-      if (elf_elfheader (abfd)->e_flags & EF_ARM_MAVERICK_FLOAT)
-       bfd_default_set_arch_mach (abfd, bfd_arch_arm, bfd_mach_arm_ep9312);
-    }
+    bfd_default_set_arch_mach (abfd, bfd_arch_arm, mach);
 
   return TRUE;
 }
@@ -2296,24 +2271,10 @@ elf32_arm_merge_private_bfd_data (ibfd, obfd)
       return TRUE;
     }
 
-  if (bfd_get_mach (obfd) && bfd_get_mach (obfd) != bfd_get_mach (ibfd))
-    {
-      /* For now, allow an output file type of 'xscale' if the
-        input file type is 'iWMMXt'.  This means that we will
-        not have to build an entire iWMMXt enabled set of libraries
-        just to test a iWMMXt enabled binary.  Change the output
-        type to iWMMXt though.  Similarly allow 'xscale' binaries
-         to be linked into a 'iWMMXt' output binary.  */
-      if (   bfd_get_mach (obfd) == bfd_mach_arm_XScale
-         && bfd_get_mach (ibfd) == bfd_mach_arm_iWMMXt)
-       bfd_set_arch_mach (obfd, bfd_get_arch (obfd), bfd_mach_arm_iWMMXt);
-      else if (   bfd_get_mach (ibfd) != bfd_mach_arm_XScale
-              || bfd_get_mach (obfd) != bfd_mach_arm_iWMMXt)
-       {
-         bfd_set_error (bfd_error_wrong_format);
-         return FALSE;
-       }
-    }
+  /* Determine what should happen if the input ARM architecture
+     does not match the output ARM architecture.  */
+  if (! bfd_arm_merge_machines (ibfd, obfd))
+    return FALSE;
 
   /* Identical flags must be compatible.  */
   if (in_flags == out_flags)
@@ -3733,42 +3694,7 @@ elf32_arm_final_write_processing (abfd, linker)
      bfd *abfd;
      bfd_boolean linker ATTRIBUTE_UNUSED;
 {
-  asection *    arm_arch_section;
-  char          buffer [4];
-  unsigned long arm_mach;
-
-  /* Look for a .note.arm.ident section.  If one is present check
-     the machine number encoded in it, and set it to the current
-     machine number if it is different.  This allows XScale and
-     iWMMXt binaries to be merged and the resulting output to be set
-     to iWMMXt, even if the first input file had an XScale .note.  */
-
-  arm_arch_section = bfd_get_section_by_name (abfd, ARM_NOTE_SECTION);
-
-  if (arm_arch_section == NULL)
-    return;
-
-  if (! bfd_get_section_contents (abfd, arm_arch_section, buffer,
-                               (file_ptr) 0, sizeof buffer))
-    /* If the ident section does not exist then just skip this check.  */
-    return;
-
-  /* We have to extract the value this way to allow for a
-     host whose endian-ness is different from the target.  */
-  arm_mach = bfd_get_32 (abfd, buffer);
-
-  if (arm_mach == bfd_get_mach (abfd))
-    return;
-
-  bfd_put_32 (abfd, bfd_get_mach (abfd), buffer);
-
-  if (! bfd_set_section_contents (abfd, arm_arch_section, buffer,
-                                 (file_ptr) 0, sizeof buffer))
-    (*_bfd_error_handler)
-      (_("warning: unable to update contents of %s section in %s"),
-       ARM_NOTE_SECTION, bfd_get_filename (abfd));
-
-  return;
+  bfd_arm_update_notes (abfd, ARM_NOTE_SECTION);
 }
 
 #define ELF_ARCH                       bfd_arch_arm

diff --git a/gas/ChangeLog b/gas/ChangeLog
index efd1a49ae159d40ae512415d61a62e890e6a1684..132ad34eb9bf367fc9874f4e26aeccfe96cb6f59 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,13 @@
+2003-04-01  Nick Clifton  <nickc@redhat.com>
+           Richard Earnshaw  <rearnsha@arm.com>
+
+       * config/tc-arm.c: Remove presence of (r) and (tm) symbols.
+       (ARM_ARCH_IWMMXT): Simplify.
+       (insns): Place iwmmx instructions in correct place in table.
+       (arm_add_note): New function: Add a note entry to a .note section.
+       (md_begin): Make the default architecture be unknown.
+       Suppress the creation of an arm note section.
+
 2003-03-26  Eric Christopher  <echristo@redhat.com>
 
        * config/tc-mips.c (nopic_need_relax): Check for

diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index b9935e7e7d83e9a3c6d52f51c5078d43f6e28235..33b0bea0350ccd3ca91b14fd5cf2725a1dba151b 100644 (file)
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -59,7 +59,7 @@
 /* Co-processor space extensions.  */
 #define ARM_CEXT_XSCALE   0x00800000   /* Allow MIA etc.          */
 #define ARM_CEXT_MAVERICK 0x00400000   /* Use Cirrus/DSP coprocessor.  */
-#define ARM_CEXT_IWMMXT   0x00200000    /* Intel(r) Wireless MMX(tm) technology coprocessor.   */
+#define ARM_CEXT_IWMMXT   0x00200000    /* Intel Wireless MMX technology coprocessor.   */
 
 /* Architectures are the sum of the base and extensions.  The ARM ARM (rev E)
    defines the following: ARMv3, ARMv3M, ARMv4xM, ARMv4, ARMv4TxM, ARMv4T,
@@ -85,7 +85,7 @@
 
 /* Processors with specific extensions in the co-processor space.  */
 #define ARM_ARCH_XSCALE        (ARM_ARCH_V5TE  | ARM_CEXT_XSCALE)
-#define ARM_ARCH_IWMMXT        (ARM_ARCH_V5TE  | ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT)
+#define ARM_ARCH_IWMMXT        (ARM_ARCH_XSCALE | ARM_CEXT_IWMMXT)
 
 /* Some useful combinations:  */
 #define ARM_ANY                0x0000ffff      /* Any basic core.  */
@@ -602,7 +602,7 @@ static const struct reg_entry rn_table[] =
 
 static const struct reg_entry iwmmxt_table[] =
 {
-  /* Intel(r) Wireless MMX(tm) technology register names.  */
+  /* Intel Wireless MMX technology register names.  */
   {  "wr0", 0x0 | WR_PREFIX},   {"wr1", 0x1 | WR_PREFIX},
   {  "wr2", 0x2 | WR_PREFIX},   {"wr3", 0x3 | WR_PREFIX},
   {  "wr4", 0x4 | WR_PREFIX},   {"wr5", 0x5 | WR_PREFIX},
@@ -759,7 +759,7 @@ struct reg_map all_reg_maps[] =
   {mav_mvdx_table,  15, NULL, N_("Maverick MVFX register expected")},
   {mav_mvax_table,   3, NULL, N_("Maverick MVAX register expected")},
   {mav_dspsc_table,  0, NULL, N_("Maverick DSPSC register expected")},
-  {iwmmxt_table,    23, NULL, N_("Intel(r) Wireless MMX(tm) technology register expected")},
+  {iwmmxt_table,    23, NULL, N_("Intel Wireless MMX technology register expected")},
 };
 
 /* Enumeration matching entries in table above.  */
@@ -1077,170 +1077,6 @@ struct asm_opcode
 
 static const struct asm_opcode insns[] =
 {
-  /* Intel(r) Wireless MMX(tm) technology instructions.  */
-  {"tandcb",     0xee130130, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tandc},
-  {"tandch",     0xee530130, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tandc},
-  {"tandcw",     0xee930130, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tandc},
-  {"tbcstb",     0xee400010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tbcst},
-  {"tbcsth",     0xee400050, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tbcst},
-  {"tbcstw",     0xee400090, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tbcst},
-  {"textrcb",    0xee130170, 7, ARM_CEXT_IWMMXT, do_iwmmxt_textrc},
-  {"textrch",    0xee530170, 7, ARM_CEXT_IWMMXT, do_iwmmxt_textrc},
-  {"textrcw",    0xee930170, 7, ARM_CEXT_IWMMXT, do_iwmmxt_textrc},
-  {"textrmub",   0xee100070, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
-  {"textrmuh",   0xee500070, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
-  {"textrmuw",   0xee900070, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
-  {"textrmsb",   0xee100078, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
-  {"textrmsh",   0xee500078, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
-  {"textrmsw",   0xee900078, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
-  {"tinsrb",     0xee600010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tinsr},
-  {"tinsrh",     0xee600050, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tinsr},
-  {"tinsrw",     0xee600090, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tinsr},
-  {"tmcr",       0xee000110, 4, ARM_CEXT_IWMMXT, do_iwmmxt_tmcr},
-  {"tmcrr",      0xec400000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_tmcrr},
-  {"tmia",       0xee200010, 4, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
-  {"tmiaph",     0xee280010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
-  {"tmiabb",     0xee2c0010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
-  {"tmiabt",     0xee2d0010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
-  {"tmiatb",     0xee2e0010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
-  {"tmiatt",     0xee2f0010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
-  {"tmovmskb",   0xee100030, 8, ARM_CEXT_IWMMXT, do_iwmmxt_tmovmsk},
-  {"tmovmskh",   0xee500030, 8, ARM_CEXT_IWMMXT, do_iwmmxt_tmovmsk},
-  {"tmovmskw",   0xee900030, 8, ARM_CEXT_IWMMXT, do_iwmmxt_tmovmsk},
-  {"tmrc",       0xee100110, 4, ARM_CEXT_IWMMXT, do_iwmmxt_tmrc},
-  {"tmrrc",      0xec500000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_tmrrc},
-  {"torcb",      0xee130150, 5, ARM_CEXT_IWMMXT, do_iwmmxt_torc},
-  {"torch",      0xee530150, 5, ARM_CEXT_IWMMXT, do_iwmmxt_torc},
-  {"torcw",      0xee930150, 5, ARM_CEXT_IWMMXT, do_iwmmxt_torc},
-  {"waccb",      0xee0001c0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wacch",      0xee4001c0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"waccw",      0xee8001c0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"waddbss",    0xee300180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waddb",      0xee000180, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waddbus",    0xee100180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waddhss",    0xee700180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waddh",      0xee400180, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waddhus",    0xee500180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waddwss",    0xeeb00180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waddw",      0xee800180, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waddwus",    0xee900180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"waligni",    0xee000020, 7, ARM_CEXT_IWMMXT, do_iwmmxt_waligni},
-  {"walignr0",   0xee800020, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"walignr1",   0xee900020, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"walignr2",   0xeea00020, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"walignr3",   0xeeb00020, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wand",       0xee200000, 4, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wandn",      0xee300000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wavg2b",     0xee800000, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wavg2br",    0xee900000, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wavg2h",     0xeec00000, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wavg2hr",    0xeed00000, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpeqb",    0xee000060, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpeqh",    0xee400060, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpeqw",    0xee800060, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpgtub",   0xee100060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpgtuh",   0xee500060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpgtuw",   0xee900060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpgtsb",   0xee300060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpgtsh",   0xee700060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wcmpgtsw",   0xeeb00060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wldrb",      0xec100000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_byte_addr},
-  {"wldrh",      0xec100100, 5, ARM_CEXT_IWMMXT, do_iwmmxt_byte_addr},
-  {"wldrw",      0xec100200, 5, ARM_CEXT_IWMMXT, do_iwmmxt_word_addr},
-  {"wldrd",      0xec100300, 5, ARM_CEXT_IWMMXT, do_iwmmxt_word_addr},
-  {"wmacs",      0xee600100, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmacsz",     0xee700100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmacu",      0xee400100, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmacuz",     0xee500100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmadds",     0xeea00100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmaddu",     0xee800100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmaxsb",     0xee200160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmaxsh",     0xee600160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmaxsw",     0xeea00160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmaxub",     0xee000160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmaxuh",     0xee400160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmaxuw",     0xee800160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wminsb",     0xee300160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wminsh",     0xee700160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wminsw",     0xeeb00160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wminub",     0xee100160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wminuh",     0xee500160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wminuw",     0xee900160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmov",       0xee000000, 4, ARM_CEXT_IWMMXT, do_iwmmxt_wmov},
-  {"wmulsm",     0xee300100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmulsl",     0xee200100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmulum",     0xee100100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wmulul",     0xee000100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wor",        0xee000000, 3, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wpackhss",   0xee700080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wpackhus",   0xee500080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wpackwss",   0xeeb00080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wpackwus",   0xee900080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wpackdss",   0xeef00080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wpackdus",   0xeed00080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wrorh",      0xee700040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wrorhg",     0xee700148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wrorw",      0xeeb00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wrorwg",     0xeeb00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wrord",      0xeef00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wrordg",     0xeef00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wsadb",      0xee000120, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsadbz",     0xee100120, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsadh",      0xee400120, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsadhz",     0xee500120, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wshufh",     0xee0001e0, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wshufh},
-  {"wsllh",      0xee500040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsllhg",     0xee500148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wsllw",      0xee900040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsllwg",     0xee900148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wslld",      0xeed00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wslldg",     0xeed00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wsrah",      0xee400040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsrahg",     0xee400148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wsraw",      0xee800040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsrawg",     0xee800148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wsrad",      0xeec00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsradg",     0xeec00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wsrlh",      0xee600040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsrlhg",     0xee600148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wsrlw",      0xeea00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsrlwg",     0xeea00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wsrld",      0xeee00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsrldg",     0xeee00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
-  {"wstrb",      0xec000000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_byte_addr},
-  {"wstrh",      0xec000100, 5, ARM_CEXT_IWMMXT, do_iwmmxt_byte_addr},
-  {"wstrw",      0xec000200, 5, ARM_CEXT_IWMMXT, do_iwmmxt_word_addr},
-  {"wstrd",      0xec000300, 5, ARM_CEXT_IWMMXT, do_iwmmxt_word_addr},
-  {"wsubbss",    0xee3001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsubb",      0xee0001a0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsubbus",    0xee1001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsubhss",    0xee7001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsubh",      0xee4001a0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsubhus",    0xee5001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsubwss",    0xeeb001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsubw",      0xee8001a0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wsubwus",    0xee9001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wunpckehub", 0xee0000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckehuh", 0xee4000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckehuw", 0xee8000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckehsb", 0xee2000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckehsh", 0xee6000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckehsw", 0xeea000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckihb",  0xee1000c0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wunpckihh",  0xee5000c0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wunpckihw",  0xee9000c0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wunpckelub", 0xee0000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckeluh", 0xee4000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckeluw", 0xee8000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckelsb", 0xee2000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckelsh", 0xee6000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckelsw", 0xeea000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
-  {"wunpckilb",  0xee1000e0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wunpckilh",  0xee5000e0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wunpckilw",  0xee9000e0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wxor",       0xee100000, 4, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
-  {"wzero",      0xee300000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wzero},
-
   /* Core ARM Instructions.  */
   {"and",        0xe0000000, 3,  ARM_EXT_V1,       do_arit},
   {"ands",       0xe0100000, 3,  ARM_EXT_V1,       do_arit},
@@ -1988,6 +1824,170 @@ static const struct asm_opcode insns[] =
   {"mar",        0xec400000, 3,  ARM_CEXT_XSCALE,   do_xsc_mar},
   {"mra",        0xec500000, 3,  ARM_CEXT_XSCALE,   do_xsc_mra},
 
+  /* Intel Wireless MMX technology instructions.  */
+  {"tandcb",     0xee130130, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tandc},
+  {"tandch",     0xee530130, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tandc},
+  {"tandcw",     0xee930130, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tandc},
+  {"tbcstb",     0xee400010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tbcst},
+  {"tbcsth",     0xee400050, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tbcst},
+  {"tbcstw",     0xee400090, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tbcst},
+  {"textrcb",    0xee130170, 7, ARM_CEXT_IWMMXT, do_iwmmxt_textrc},
+  {"textrch",    0xee530170, 7, ARM_CEXT_IWMMXT, do_iwmmxt_textrc},
+  {"textrcw",    0xee930170, 7, ARM_CEXT_IWMMXT, do_iwmmxt_textrc},
+  {"textrmub",   0xee100070, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
+  {"textrmuh",   0xee500070, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
+  {"textrmuw",   0xee900070, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
+  {"textrmsb",   0xee100078, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
+  {"textrmsh",   0xee500078, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
+  {"textrmsw",   0xee900078, 8, ARM_CEXT_IWMMXT, do_iwmmxt_textrm},
+  {"tinsrb",     0xee600010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tinsr},
+  {"tinsrh",     0xee600050, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tinsr},
+  {"tinsrw",     0xee600090, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tinsr},
+  {"tmcr",       0xee000110, 4, ARM_CEXT_IWMMXT, do_iwmmxt_tmcr},
+  {"tmcrr",      0xec400000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_tmcrr},
+  {"tmia",       0xee200010, 4, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
+  {"tmiaph",     0xee280010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
+  {"tmiabb",     0xee2c0010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
+  {"tmiabt",     0xee2d0010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
+  {"tmiatb",     0xee2e0010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
+  {"tmiatt",     0xee2f0010, 6, ARM_CEXT_IWMMXT, do_iwmmxt_tmia},
+  {"tmovmskb",   0xee100030, 8, ARM_CEXT_IWMMXT, do_iwmmxt_tmovmsk},
+  {"tmovmskh",   0xee500030, 8, ARM_CEXT_IWMMXT, do_iwmmxt_tmovmsk},
+  {"tmovmskw",   0xee900030, 8, ARM_CEXT_IWMMXT, do_iwmmxt_tmovmsk},
+  {"tmrc",       0xee100110, 4, ARM_CEXT_IWMMXT, do_iwmmxt_tmrc},
+  {"tmrrc",      0xec500000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_tmrrc},
+  {"torcb",      0xee130150, 5, ARM_CEXT_IWMMXT, do_iwmmxt_torc},
+  {"torch",      0xee530150, 5, ARM_CEXT_IWMMXT, do_iwmmxt_torc},
+  {"torcw",      0xee930150, 5, ARM_CEXT_IWMMXT, do_iwmmxt_torc},
+  {"waccb",      0xee0001c0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wacch",      0xee4001c0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"waccw",      0xee8001c0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"waddbss",    0xee300180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waddb",      0xee000180, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waddbus",    0xee100180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waddhss",    0xee700180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waddh",      0xee400180, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waddhus",    0xee500180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waddwss",    0xeeb00180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waddw",      0xee800180, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waddwus",    0xee900180, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"waligni",    0xee000020, 7, ARM_CEXT_IWMMXT, do_iwmmxt_waligni},
+  {"walignr0",   0xee800020, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"walignr1",   0xee900020, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"walignr2",   0xeea00020, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"walignr3",   0xeeb00020, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wand",       0xee200000, 4, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wandn",      0xee300000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wavg2b",     0xee800000, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wavg2br",    0xee900000, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wavg2h",     0xeec00000, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wavg2hr",    0xeed00000, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpeqb",    0xee000060, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpeqh",    0xee400060, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpeqw",    0xee800060, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpgtub",   0xee100060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpgtuh",   0xee500060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpgtuw",   0xee900060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpgtsb",   0xee300060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpgtsh",   0xee700060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wcmpgtsw",   0xeeb00060, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wldrb",      0xec100000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_byte_addr},
+  {"wldrh",      0xec100100, 5, ARM_CEXT_IWMMXT, do_iwmmxt_byte_addr},
+  {"wldrw",      0xec100200, 5, ARM_CEXT_IWMMXT, do_iwmmxt_word_addr},
+  {"wldrd",      0xec100300, 5, ARM_CEXT_IWMMXT, do_iwmmxt_word_addr},
+  {"wmacs",      0xee600100, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmacsz",     0xee700100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmacu",      0xee400100, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmacuz",     0xee500100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmadds",     0xeea00100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmaddu",     0xee800100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmaxsb",     0xee200160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmaxsh",     0xee600160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmaxsw",     0xeea00160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmaxub",     0xee000160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmaxuh",     0xee400160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmaxuw",     0xee800160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wminsb",     0xee300160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wminsh",     0xee700160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wminsw",     0xeeb00160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wminub",     0xee100160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wminuh",     0xee500160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wminuw",     0xee900160, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmov",       0xee000000, 4, ARM_CEXT_IWMMXT, do_iwmmxt_wmov},
+  {"wmulsm",     0xee300100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmulsl",     0xee200100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmulum",     0xee100100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wmulul",     0xee000100, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wor",        0xee000000, 3, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wpackhss",   0xee700080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wpackhus",   0xee500080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wpackwss",   0xeeb00080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wpackwus",   0xee900080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wpackdss",   0xeef00080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wpackdus",   0xeed00080, 8, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wrorh",      0xee700040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wrorhg",     0xee700148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wrorw",      0xeeb00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wrorwg",     0xeeb00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wrord",      0xeef00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wrordg",     0xeef00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wsadb",      0xee000120, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsadbz",     0xee100120, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsadh",      0xee400120, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsadhz",     0xee500120, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wshufh",     0xee0001e0, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wshufh},
+  {"wsllh",      0xee500040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsllhg",     0xee500148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wsllw",      0xee900040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsllwg",     0xee900148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wslld",      0xeed00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wslldg",     0xeed00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wsrah",      0xee400040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsrahg",     0xee400148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wsraw",      0xee800040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsrawg",     0xee800148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wsrad",      0xeec00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsradg",     0xeec00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wsrlh",      0xee600040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsrlhg",     0xee600148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wsrlw",      0xeea00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsrlwg",     0xeea00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wsrld",      0xeee00040, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsrldg",     0xeee00148, 6, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwcg},
+  {"wstrb",      0xec000000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_byte_addr},
+  {"wstrh",      0xec000100, 5, ARM_CEXT_IWMMXT, do_iwmmxt_byte_addr},
+  {"wstrw",      0xec000200, 5, ARM_CEXT_IWMMXT, do_iwmmxt_word_addr},
+  {"wstrd",      0xec000300, 5, ARM_CEXT_IWMMXT, do_iwmmxt_word_addr},
+  {"wsubbss",    0xee3001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsubb",      0xee0001a0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsubbus",    0xee1001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsubhss",    0xee7001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsubh",      0xee4001a0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsubhus",    0xee5001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsubwss",    0xeeb001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsubw",      0xee8001a0, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wsubwus",    0xee9001a0, 7, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wunpckehub", 0xee0000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckehuh", 0xee4000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckehuw", 0xee8000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckehsb", 0xee2000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckehsh", 0xee6000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckehsw", 0xeea000c0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckihb",  0xee1000c0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wunpckihh",  0xee5000c0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wunpckihw",  0xee9000c0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wunpckelub", 0xee0000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckeluh", 0xee4000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckeluw", 0xee8000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckelsb", 0xee2000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckelsh", 0xee6000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckelsw", 0xeea000e0, 10, ARM_CEXT_IWMMXT, do_iwmmxt_wrwr},
+  {"wunpckilb",  0xee1000e0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wunpckilh",  0xee5000e0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wunpckilw",  0xee9000e0, 9, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wxor",       0xee100000, 4, ARM_CEXT_IWMMXT, do_iwmmxt_wrwrwr},
+  {"wzero",      0xee300000, 5, ARM_CEXT_IWMMXT, do_iwmmxt_wzero},
+
   /* Cirrus Maverick instructions.  */
   {"cfldrs",     0xec100400, 6,  ARM_CEXT_MAVERICK, do_mav_ldst_1},
   {"cfldrd",     0xec500400, 6,  ARM_CEXT_MAVERICK, do_mav_ldst_2},
@@ -2361,6 +2361,9 @@ static int arm_parse_extension PARAMS ((char *, int *));
 static int arm_parse_cpu PARAMS ((char *));
 static int arm_parse_arch PARAMS ((char *));
 static int arm_parse_fpu PARAMS ((char *));
+#if defined OBJ_COFF || defined OBJ_ELF
+static void arm_add_note PARAMS ((const char *, const char *, unsigned int));
+#endif
 
 /* Stuff needed to resolve the label ambiguity
    As:
@@ -2999,7 +3002,7 @@ reg_required_here (str, shift)
   return FAIL;
 }
 
-/* A Intel(r) Wireless MMX(tm) technology register
+/* A Intel Wireless MMX technology register
    must be given at this point.
    Shift is the place to put it in inst.instruction.
    Restores input start point on err.
@@ -3044,7 +3047,7 @@ wreg_required_here (str, shift, reg_type)
 
   /* In the few cases where we might be able to accept
      something else this error can be overridden.  */
-  sprintf (buff, _("Intel(r) Wireless MMX(tm) technology register expected, not '%.100s'"), start);
+  sprintf (buff, _("Intel Wireless MMX technology register expected, not '%.100s'"), start);
   inst.error = buff;
 
   return FAIL;
@@ -10083,6 +10086,54 @@ build_arm_ops_hsh ()
     }
 }
 
+#if defined OBJ_ELF || defined OBJ_COFF
+
+#ifdef OBJ_ELF
+#define arm_Note Elf_External_Note
+#else
+typedef struct
+{
+  unsigned char        namesz[4];      /* Size of entry's owner string.  */
+  unsigned char        descsz[4];      /* Size of the note descriptor.  */
+  unsigned char        type[4];        /* Interpretation of the descriptor.  */
+  char         name[1];        /* Start of the name+desc data.  */
+} arm_Note;
+#endif
+
+/* The description is kept to a fix sized in order to make updating
+   it and merging it easier.  */
+#define ARM_NOTE_DESCRIPTION_LENGTH    8
+
+static void
+arm_add_note (name, description, type)
+     const char * name;
+     const char * description;
+     unsigned int type;
+{
+  arm_Note     note ATTRIBUTE_UNUSED;
+  char *       p;
+  unsigned int name_len;
+
+  name_len = (strlen (name) + 1 + 3) & ~3;
+  
+  p = frag_more (sizeof (note.namesz));
+  md_number_to_chars (p, (valueT) name_len, sizeof (note.namesz));
+
+  p = frag_more (sizeof (note.descsz));
+  md_number_to_chars (p, (valueT) ARM_NOTE_DESCRIPTION_LENGTH, sizeof (note.descsz));
+
+  p = frag_more (sizeof (note.type));
+  md_number_to_chars (p, (valueT) type, sizeof (note.type));
+
+  p = frag_more (name_len);
+  strcpy (p, name);
+
+  p = frag_more (ARM_NOTE_DESCRIPTION_LENGTH);
+  strncpy (p, description, ARM_NOTE_DESCRIPTION_LENGTH);
+  frag_align (2, 0, 0);
+}
+#endif
+
 void
 md_begin ()
 {
@@ -10216,7 +10267,7 @@ md_begin ()
       break;
 
     default:
-      mach = bfd_mach_arm_4;
+      mach = bfd_mach_arm_unknown;
       break;
     }
 
@@ -10246,13 +10297,24 @@ md_begin ()
   else if (cpu_variant & ARM_EXT_V3M)
     mach = bfd_mach_arm_3M;
 
+#if 0 /* Suppressed - for now.  */
 #if defined (OBJ_ELF) || defined (OBJ_COFF)
+
+  /* Create a .note section to fully identify this arm binary.  */
+
+#define NOTE_ARCH_STRING       "arch: "
+
+#if defined OBJ_COFF && ! defined NT_VERSION
+#define NT_VERSION  1
+#define NT_ARCH     2
+#endif
+  
   {
-    expressionS exp;
     segT current_seg = now_seg;
     subsegT current_subseg = now_subseg;
     asection * arm_arch;
-    
+    const char * arch_string;
+
     arm_arch = bfd_make_section_old_way (stdoutput, ARM_NOTE_SECTION);
 
 #ifdef OBJ_COFF
@@ -10262,17 +10324,32 @@ md_begin ()
 #endif
     arm_arch->output_section = arm_arch;
     subseg_set (arm_arch, 0);
-    exp.X_op = O_constant;
-    exp.X_add_number = mach;
-    exp.X_add_symbol = NULL;
-    exp.X_op_symbol = NULL;
 
-    emit_expr (&exp, 4);
+    switch (mach)
+      {
+      default:
+      case bfd_mach_arm_unknown: arch_string = "unknown"; break;
+      case bfd_mach_arm_2:       arch_string = "armv2"; break;
+      case bfd_mach_arm_2a:      arch_string = "armv2a"; break;
+      case bfd_mach_arm_3:       arch_string = "armv3"; break;
+      case bfd_mach_arm_3M:      arch_string = "armv3M"; break;
+      case bfd_mach_arm_4:       arch_string = "armv4"; break;
+      case bfd_mach_arm_4T:      arch_string = "armv4t"; break;
+      case bfd_mach_arm_5:       arch_string = "armv5"; break;
+      case bfd_mach_arm_5T:      arch_string = "armv5t"; break;
+      case bfd_mach_arm_5TE:     arch_string = "armv5te"; break;
+      case bfd_mach_arm_XScale:  arch_string = "XScale"; break;
+      case bfd_mach_arm_ep9312:  arch_string = "ep9312"; break;
+      case bfd_mach_arm_iWMMXt:  arch_string = "iWMMXt"; break;        
+      }
+
+    arm_add_note (NOTE_ARCH_STRING, arch_string, NT_ARCH);
 
     subseg_set (current_seg, current_subseg);
   }
 #endif
-
+#endif /* Suppressed code.  */
+  
   bfd_set_arch_mach (stdoutput, TARGET_ARCH, mach);
 }
 
@@ -11760,6 +11837,7 @@ static struct arm_cpu_option_table arm_cpus[] =
   {"arm1020e",         ARM_ARCH_V5TE,   FPU_ARCH_VFP_V2},
   /* ??? XSCALE is really an architecture.  */
   {"xscale",           ARM_ARCH_XSCALE, FPU_ARCH_VFP_V2},
+  /* ??? iwmmxt is not a processor.  */
   {"iwmmxt",           ARM_ARCH_IWMMXT, FPU_ARCH_VFP_V2},
   {"i80200",           ARM_ARCH_XSCALE, FPU_ARCH_VFP_V2},
   /* Maverick */

diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index 5411f7691692c600da9fc0bdac2074c3d1408b37..6055c2287daffeb37a2427afa2263a665e0b076c 100644 (file)
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,3 +1,7 @@
+2003-04-01  Nick Clifton  <nickc@redhat.com>
+
+       * arm.h (ARM_NOTE_SECTION): Include .gnu in the string.
+
 2003-03-25  Stan Cox   <scox@redhat.com>
            Nick Clifton  <nickc@redhat.com>
            

diff --git a/include/elf/arm.h b/include/elf/arm.h
index 3b3f8d0e235f812f0224037658be73d06adba364..181a9f0c5c92f8666fbb1ed1783dcb90e4582f34 100644 (file)
--- a/include/elf/arm.h
+++ b/include/elf/arm.h
@@ -141,6 +141,6 @@ START_RELOC_NUMBERS (elf_arm_reloc_type)
 END_RELOC_NUMBERS (R_ARM_max)
 
 /* The name of the note section used to identify arm variants.  */
-#define ARM_NOTE_SECTION ".note.arm.ident"
+#define ARM_NOTE_SECTION ".note.gnu.arm.ident"
      
 #endif /* _ELF_ARM_H */

diff --git a/ld/ChangeLog b/ld/ChangeLog
index 3af0d2c425c0daf2661466d4c48b924dc36bbe9e..098d30ff7cd5c1f6392bef8541e9d6c037af0545 100644 (file)
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,10 @@
+2003-04-01  Nick Clifton  <nickc@redhat.com>
+
+       * emulparams/armelf.sh (OTHER_READONLY_SECTIONS): Chnage name of
+       note section.
+       * emulparams/armelf_linux.sh (OTHER_READONLY_SECTIONS): Chnage
+       name of note section.
+
 2003-03-31  Alexandre Oliva  <aoliva@redhat.com>
 
        * ld.texinfo (-Tbss, -Tdata, -Ttext): Document in terms of

diff --git a/ld/emulparams/armelf.sh b/ld/emulparams/armelf.sh
index fd723bc25e8d0ffc00a45dcfc01aff843640aa18..9e2ada7b1eac27901d50ca4b8675c7c15bdc9959 100644 (file)
--- a/ld/emulparams/armelf.sh
+++ b/ld/emulparams/armelf.sh
@@ -7,7 +7,7 @@ TEXT_START_ADDR=0x8000
 TEMPLATE_NAME=elf32
 EXTRA_EM_FILE=armelf
 OTHER_TEXT_SECTIONS='*(.glue_7t) *(.glue_7)'
-OTHER_READONLY_SECTIONS='.note.arm.ident : { KEEP (*(.note.arm.ident)) }'
+OTHER_READONLY_SECTIONS='.note.gnu.arm.ident : { KEEP (*(.note.gnu.arm.ident)) }'
 OTHER_BSS_SYMBOLS='__bss_start__ = .;'
 OTHER_BSS_END_SYMBOLS='_bss_end__ = . ; __bss_end__ = . ; __end__ = . ;'
 

diff --git a/ld/emulparams/armelf_linux.sh b/ld/emulparams/armelf_linux.sh
index 734e92cfc1afeeabe2a57a33abef63c9613fdf62..f03fb760372bfbbc389060d57dd1aa80682012b9 100644 (file)
--- a/ld/emulparams/armelf_linux.sh
+++ b/ld/emulparams/armelf_linux.sh
@@ -10,7 +10,7 @@ GENERATE_SHLIB_SCRIPT=yes
 
 DATA_START_SYMBOLS='__data_start = . ;';
 OTHER_TEXT_SECTIONS='*(.glue_7t) *(.glue_7)'
-OTHER_READONLY_SECTIONS='.note.arm.ident : { KEEP (*(.note.arm.ident)) }'
+OTHER_READONLY_SECTIONS='.note.gnu.arm.ident : { KEEP (*(.note.gnu.arm.ident)) }'
 OTHER_BSS_SYMBOLS='__bss_start__ = .;'
 OTHER_BSS_END_SYMBOLS='_bss_end__ = . ; __bss_end__ = . ; __end__ = . ;'
 

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index b1338964e536072aba66c03b8b66f66adad26f2f..f58e425946908a072822c69eba8a70947c168786 100644 (file)
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,8 @@
+2003-04-01  Nick Clifton  <nickc@redhat.com>
+
+       * arm-dis.c: Remove presence of (r) and (tm) symbols.
+       * arm-opc.h: Remove presence of (r) and (tm) symbols.
+
 2003-03-25  Stan Cox   <scox@redhat.com>
            Nick Clifton  <nickc@redhat.com>
            

diff --git a/opcodes/arm-dis.c b/opcodes/arm-dis.c
index 8fb970245dc8155bc3c745536943096510e9b51b..2c9e385707ab5a19d0dc222ffa012e0cd5ac56b4 100644 (file)
--- a/opcodes/arm-dis.c
+++ b/opcodes/arm-dis.c
@@ -71,9 +71,9 @@ static arm_regname regnames[] =
     { "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" }},
-  { "iwmmxt_regnames", "Select register names used on the Intel(r) Wireless MMX(tm) technology coprocessor",
+  { "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(r) Wireless MMX(tm) technology coprocessor",
+  { "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"}}
 };
 

diff --git a/opcodes/arm-opc.h b/opcodes/arm-opc.h
index 233a8303feacd80b50abf9da10850a59f3d3b83a..22313cb1a893c2de8a26712d3eb17ffc80f8fd14 100644 (file)
--- a/opcodes/arm-opc.h
+++ b/opcodes/arm-opc.h
@@ -108,7 +108,7 @@ static const struct arm_opcode arm_opcodes[] =
     {0x0c500000, 0x0ff00fff, "mra%c\t%12-15r, %16-19r, acc0"},
     {0xf450f000, 0xfc70f000, "pld\t%a"},
     
-    /* Intel(r) Wireless MMX(tm) technology instructions.  */
+    /* Intel Wireless MMX technology instructions.  */
 #define FIRST_IWMMXT_INSN 0x0e130130
 #define IWMMXT_INSN_COUNT 47
     {0x0e130130, 0x0f3f0fff, "tandc%22-23w%c\t%12-15r"},