Add support for marking ARM ELF binaries as support the Cirrus EP9312 Maverick

floating point co-processor.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 908c55e51f6d5f578e0fa19d8b61e1fc572d5739..2e1138e3438f886afb23252e57a0161d76c6beac 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,14 @@
+2003-02-10  Nick Clifton  <nickc@redhat.com>
+
+       * archures.c (bfd_mach_arm_ep9312): Define.
+       * bfd-in2.h: Regenerate.
+       * cpu-arm.c (processors[]): Add ep9312.
+       (bfd_arm_arch): Add ep9312.
+       * elf32-arm.h (elf32_arm_merge_private_data): Update error
+       messages and add test for Maverick floating point support.
+       (elf32_arm_print_private_bfd_data): Handle
+       EF_ARM_MAVERICK_FLOAT flag.
+
 2003-02-10  Alan Modra  <amodra@bigpond.net.au>
 
        * elf64-ppc.c: Rename assorted occurrences of tls_type and similar

diff --git a/bfd/archures.c b/bfd/archures.c
index 08015f96dda63be1dbfc536c9844781e08098dc2..62edda109bb19688f5021a367c978ecdd9c486ae 100644 (file)
--- a/bfd/archures.c
+++ b/bfd/archures.c
@@ -234,6 +234,7 @@ DESCRIPTION
 .#define bfd_mach_arm_5T       8
 .#define bfd_mach_arm_5TE      9
 .#define bfd_mach_arm_XScale   10
+.#define bfd_mach_arm_ep9312   11
 .  bfd_arch_ns32k,     {* National Semiconductors ns32000 *}
 .  bfd_arch_w65,       {* WDC 65816 *}
 .  bfd_arch_tic30,     {* Texas Instruments TMS320C30 *}

diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index 1820b2320838c3a07e78bf86b3f1f5c62609f08f..c9b973df27ccb100bce914f8bfcd4289d665bba3 100644 (file)
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -1689,6 +1689,7 @@ enum bfd_architecture
 #define bfd_mach_arm_5T        8
 #define bfd_mach_arm_5TE       9
 #define bfd_mach_arm_XScale    10
+#define bfd_mach_arm_ep9312    11
   bfd_arch_ns32k,     /* National Semiconductors ns32000 */
   bfd_arch_w65,       /* WDC 65816 */
   bfd_arch_tic30,     /* Texas Instruments TMS320C30 */

diff --git a/bfd/cpu-arm.c b/bfd/cpu-arm.c
index cd4bf14eaa8996109eaf093a7fdf60dcaa663dca..923c2500afea20909c450ae6e6b1171264ff2960 100644 (file)
--- a/bfd/cpu-arm.c
+++ b/bfd/cpu-arm.c
@@ -95,7 +95,8 @@ processors[] =
   { bfd_mach_arm_4,  "strongarm"},
   { bfd_mach_arm_4,  "strongarm110" },
   { bfd_mach_arm_4,  "strongarm1100" },
-  { bfd_mach_arm_XScale, "xscale" }
+  { bfd_mach_arm_XScale, "xscale" },
+  { bfd_mach_arm_ep9312, "ep9312" }
 };
 
 static bfd_boolean
@@ -140,7 +141,8 @@ static const bfd_arch_info_type arch_info_struct[] =
   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, NULL)
+  N (bfd_mach_arm_XScale, "xscale",  FALSE, & arch_info_struct[10]),
+  N (bfd_mach_arm_ep9312, "ep9312",  FALSE, NULL)
 };
 
 const bfd_arch_info_type bfd_arm_arch =

diff --git a/bfd/elf32-arm.h b/bfd/elf32-arm.h
index 48eb873846eaa48dc5216dfc080fb65659744e85..3c56eb8ba798e125d43df6365056abdfefb4a064 100644 (file)
--- a/bfd/elf32-arm.h
+++ b/bfd/elf32-arm.h
@@ -2310,12 +2310,28 @@ ERROR: %s passes floats in integer registers, whereas %s passes them in float re
        {
          if (in_flags & EF_ARM_VFP_FLOAT)
            _bfd_error_handler (_("\
-ERROR: %s uses VFP instructions, whereas %s uses FPA instructions"),
+ERROR: %s uses VFP instructions, whereas %s does not"),
                                bfd_archive_filename (ibfd),
                                bfd_get_filename (obfd));
          else
            _bfd_error_handler (_("\
-ERROR: %s uses FPA instructions, whereas %s uses VFP instructions"),
+ERROR: %s uses FPA instructions, whereas %s does not"),
+                               bfd_archive_filename (ibfd),
+                               bfd_get_filename (obfd));
+
+         flags_compatible = FALSE;
+       }
+
+      if ((in_flags & EF_ARM_MAVERICK_FLOAT) != (out_flags & EF_ARM_MAVERICK_FLOAT))
+       {
+         if (in_flags & EF_ARM_MAVERICK_FLOAT)
+           _bfd_error_handler (_("\
+ERROR: %s uses Maverick instructions, whereas %s does not"),
+                               bfd_archive_filename (ibfd),
+                               bfd_get_filename (obfd));
+         else
+           _bfd_error_handler (_("\
+ERROR: %s uses Maverick instructions, whereas %s does not"),
                                bfd_archive_filename (ibfd),
                                bfd_get_filename (obfd));
 
@@ -2410,6 +2426,8 @@ elf32_arm_print_private_bfd_data (abfd, ptr)
 
       if (flags & EF_ARM_VFP_FLOAT)
        fprintf (file, _(" [VFP float format]"));
+      else if (flags & EF_ARM_MAVERICK_FLOAT)
+       fprintf (file, _(" [Maverick float format]"));
       else
        fprintf (file, _(" [FPA float format]"));
 
@@ -2430,7 +2448,8 @@ elf32_arm_print_private_bfd_data (abfd, ptr)
 
       flags &= ~(EF_ARM_INTERWORK | EF_ARM_APCS_26 | EF_ARM_APCS_FLOAT
                 | EF_ARM_PIC | EF_ARM_NEW_ABI | EF_ARM_OLD_ABI
-                | EF_ARM_SOFT_FLOAT | EF_ARM_VFP_FLOAT);
+                | EF_ARM_SOFT_FLOAT | EF_ARM_VFP_FLOAT
+                | EF_ARM_MAVERICK_FLOAT);
       break;
 
     case EF_ARM_EABI_VER1:

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index d822fc921187a9595ae937f3299388adc3f044cb..88c9d1e84feefa85585b5bf97eb1941872ca0c7f 100644 (file)
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,8 @@
+2003-02-10  Nick Clifton  <nickc@redhat.com>
+
+       * readelf.c (decode_ARM_machine_flags): Handle the
+       EF_ARM_MAVERICK_FLOAT flag.
+
 2003-02-04  Andreas Schwab  <schwab@suse.de>
 
        * rddbg.c (read_section_stabs_debugging_info): Cast ptrdiff_t to

diff --git a/binutils/readelf.c b/binutils/readelf.c
index d427ce1591d36b2cd54fbdb0b8656bc23d9fb910..6a5986f11f23bd686d5fcea2d8e566f21beaef72 100644 (file)
--- a/binutils/readelf.c
+++ b/binutils/readelf.c
@@ -1873,6 +1873,10 @@ decode_ARM_machine_flags (e_flags, buf)
              strcat (buf, ", software FP");
              break;
 
+           case EF_ARM_MAVERICK_FLOAT:
+             strcat (buf, ", Maverick FP");
+             break;
+
            default:
              unknown = 1;
              break;

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 698a405bc02c20e253e8832db37c9b38d394926d..f44ae6ea13ce7d5cb2aa28aa2ec967ddde366d8b 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2003-02-10  Nick Clifton  <nickc@redhat.com>
+
+       * config/tc-arm.c (md_begin): If the Maverick co-processor is
+       selected, set the EF_ARM_MAVERICK_FLOAT flag and
+       bfd_mach_arm_ep9312 machine number.
+
 2003-02-08  Richard Sandiford  <rsandifo@redhat.com>
 
        * config/tc-mips.c (reloc_needs_lo_p): New function.

diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index e58848614c196e76d745b090c10a891468b74a36..40d35d78273020b56989d0cd7abfd977e68ddaf8 100644 (file)
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -9278,6 +9278,13 @@ md_begin ()
     /* Using VFP conventions (even if soft-float).  */
     if (cpu_variant & FPU_VFP_EXT_NONE) flags |= F_VFP_FLOAT;
 
+#if defined OBJ_ELF
+    if (cpu_variant & ARM_CEXT_MAVERICK)
+      {
+       flags ^= F_SOFT_FLOAT;
+       flags |= EF_ARM_MAVERICK_FLOAT;
+      }
+#endif
 
     bfd_set_private_flags (stdoutput, flags);
 
@@ -9324,6 +9331,8 @@ md_begin ()
   /* Catch special cases.  */
   if (cpu_variant & ARM_CEXT_XSCALE)
     mach = bfd_mach_arm_XScale;
+  else if (cpu_variant & ARM_CEXT_MAVERICK)
+    mach = bfd_mach_arm_ep9312;
   else if (cpu_variant & ARM_EXT_V5E)
     mach = bfd_mach_arm_5TE;
   else if (cpu_variant & ARM_EXT_V5)

diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index 88e8c96e566e6b01042d640f913a4f0837febbcb..6499ab3f4e1a6ef310579c08d541c76ea2e9fab7 100644 (file)
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,3 +1,7 @@
+2003-02-10  Nick Clifton  <nickc@redhat.com>
+
+       * arm.h (EF_ARM_MAVERICK_FLOAT): Define.
+
 2003-02-05  Alan Modra  <amodra@bigpond.net.au>
 
        * ppc.h: Add TLS relocs.  Format.

diff --git a/include/elf/arm.h b/include/elf/arm.h
index 269a225dd028321f8e91d227453056f88b67bc6c..534701753c47c593f0b17e95a8a227b2d197b5a0 100644 (file)
--- a/include/elf/arm.h
+++ b/include/elf/arm.h
@@ -34,6 +34,7 @@
 #define EF_ARM_OLD_ABI     0x100
 #define EF_ARM_SOFT_FLOAT  0x200
 #define EF_ARM_VFP_FLOAT   0x400
+#define EF_ARM_MAVERICK_FLOAT 0x800
 
 /* Other constants defined in the ARM ELF spec. version B-01.  */
 #define EF_ARM_SYMSARESORTED 0x04      /* NB conflicts with EF_INTERWORK */