[ gas/ChangeLog ]

2006-04-30  Thiemo Seufer  <ths@mips.com>
            David Ung  <davidu@mips.com>

        * config/tc-mips.c (validate_mips_insn): Handling of udi cases.
        (mips_immed): New table that records various handling of udi
        instruction patterns.
        (mips_ip): Adds udi handling.

[ include/opcode/ChangeLog ]
2006-04-30  Thiemo Seufer  <ths@mips.com>
            David Ung  <davidu@mips.com>

        * mips.h: Defines udi bits and masks.  Add description of
        characters which may appear in the args field of udi
        instructions.

[ opcodes/ChangeLog ]
2006-04-30  Thiemo Seufer  <ths@mips.com>
            David Ung  <davidu@mips.com>

        * mips-opc.c (mips_builtin_opcodes): Add udi instructions
        "udi0" to "udi15".
        * mips-dis.c (print_insn_args): Adds udi argument handling.

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 4f617a7..5b8ad03 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,11 @@
+2006-04-30  Thiemo Seufer  <ths@mips.com>
+            David Ung  <davidu@mips.com>
+
+       * config/tc-mips.c (validate_mips_insn): Handling of udi cases.
+       (mips_immed): New table that records various handling of udi
+       instruction patterns.
+       (mips_ip): Adds udi handling.
+
 2006-04-28  Alan Modra  <amodra@bigpond.net.au>
 
        * dwarf2dbg.c (get_line_subseg): Attach new struct line_seg to end

diff --git a/gas/config/tc-mips.c b/gas/config/tc-mips.c
index 6455143..3315fb1 100644 (file)
--- a/gas/config/tc-mips.c
+++ b/gas/config/tc-mips.c
@@ -7814,6 +7814,10 @@ validate_mips_insn (const struct mips_opcode *opc)
       case '+':
        switch (c = *p++)
          {
+         case '1': USE_BITS (OP_MASK_UDI1,     OP_SH_UDI1);    break;
+         case '2': USE_BITS (OP_MASK_UDI2,     OP_SH_UDI2);    break;
+         case '3': USE_BITS (OP_MASK_UDI3,     OP_SH_UDI3);    break;
+         case '4': USE_BITS (OP_MASK_UDI4,     OP_SH_UDI4);    break;
          case 'A': USE_BITS (OP_MASK_SHAMT,    OP_SH_SHAMT);   break;
          case 'B': USE_BITS (OP_MASK_INSMSB,   OP_SH_INSMSB);  break;
          case 'C': USE_BITS (OP_MASK_EXTMSBD,  OP_SH_EXTMSBD); break;
@@ -7919,6 +7923,22 @@ validate_mips_insn (const struct mips_opcode *opc)
   return 1;
 }
 
+/* UDI immediates.  */
+struct mips_immed {
+  char         type;
+  unsigned int shift;
+  unsigned long        mask;
+  const char * desc;
+};
+
+static const struct mips_immed mips_immed[] = {
+  { '1',       OP_SH_UDI1,     OP_MASK_UDI1,           0},
+  { '2',       OP_SH_UDI2,     OP_MASK_UDI2,           0},
+  { '3',       OP_SH_UDI3,     OP_MASK_UDI3,           0},
+  { '4',       OP_SH_UDI4,     OP_MASK_UDI4,           0},
+  { 0,0,0,0 }
+};
+
 /* This routine assembles an instruction into its binary format.  As a
    side effect, it sets one of the global variables imm_reloc or
    offset_reloc to the type of relocation to do if one of the operands
@@ -8324,6 +8344,34 @@ mips_ip (char *str, struct mips_cl_insn *ip)
            case '+':           /* Opcode extension character.  */
              switch (*++args)
                {
+               case '1':       /* UDI immediates.  */
+               case '2':
+               case '3':
+               case '4':
+                 {
+                   const struct mips_immed *imm = mips_immed;
+
+                   while (imm->type && imm->type != *args)
+                     ++imm;
+                   if (! imm->type)
+                     internalError ();
+                   my_getExpression (&imm_expr, s);
+                   check_absolute_expr (ip, &imm_expr);
+                   if ((unsigned long) imm_expr.X_add_number & ~imm->mask)
+                     {
+                       as_warn (_("Illegal %s number (%lu, 0x%lx)"),
+                                imm->desc ? imm->desc : ip->insn_mo->name,
+                                (unsigned long) imm_expr.X_add_number,
+                                (unsigned long) imm_expr.X_add_number);
+                             imm_expr.X_add_number &= imm->mask;
+                     }
+                   ip->insn_opcode |= ((unsigned long) imm_expr.X_add_number
+                                       << imm->shift);
+                   imm_expr.X_op = O_absent;
+                   s = expr_end;
+                 }
+                 continue;
+                 
                case 'A':               /* ins/ext position, becomes LSB.  */
                  limlo = 0;
                  limhi = 31;

diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index 88352e6..1d398f6 100644 (file)
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,10 @@
+2006-04-30  Thiemo Seufer  <ths@mips.com>
+            David Ung  <davidu@mips.com>
+
+       * mips.h: Defines udi bits and masks.  Add description of
+       characters which may appear in the args field of udi
+       instructions.
+
 2006-04-26  Thiemo Seufer  <ths@networkno.de>
 
        * mips.h: Improve comments describing the bitfield instruction

diff --git a/include/opcode/mips.h b/include/opcode/mips.h
index ae3f437..34ef26e 100644 (file)
--- a/include/opcode/mips.h
+++ b/include/opcode/mips.h
@@ -203,6 +203,16 @@ Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, US
 #define MDMX_FMTSEL_VEC_QH     0x15
 #define MDMX_FMTSEL_VEC_OB     0x16
 
+/* UDI */
+#define OP_SH_UDI1             6
+#define OP_MASK_UDI1           0x1f
+#define OP_SH_UDI2             6
+#define OP_MASK_UDI2           0x3ff
+#define OP_SH_UDI3             6
+#define OP_MASK_UDI3           0x7fff
+#define OP_SH_UDI4             6
+#define OP_MASK_UDI4           0xfffff
+
 /* This structure holds information for a particular instruction.  */
 
 struct mips_opcode
@@ -351,6 +361,12 @@ struct mips_opcode
    "+t" 5 bit coprocessor 0 destination register (OP_*_RT)
    "+T" 5 bit coprocessor 0 destination register (OP_*_RT) - disassembly only
 
+   UDI immediates:
+   "+1" UDI immediate bits 6-10
+   "+2" UDI immediate bits 6-15
+   "+3" UDI immediate bits 6-20
+   "+4" UDI immediate bits 6-25
+
    Other:
    "()" parens surrounding optional value
    ","  separates operands
@@ -365,6 +381,7 @@ struct mips_opcode
 
    Extension character sequences used so far ("+" followed by the
    following), for quick reference when adding more:
+   "1234"
    "ABCDEFGHIT"
    "t"
 */

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 84ecdcf..c384080 100644 (file)
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,10 @@
+2006-04-30  Thiemo Seufer  <ths@mips.com>
+            David Ung  <davidu@mips.com>
+
+       * mips-opc.c (mips_builtin_opcodes): Add udi instructions
+       "udi0" to "udi15".
+       * mips-dis.c (print_insn_args): Adds udi argument handling.
+
 2006-04-28  James E Wilson  <wilson@specifix.com>
 
        * m68k-dis.c (match_insn_m68k): Restore fprintf_func before printing

diff --git a/opcodes/mips-dis.c b/opcodes/mips-dis.c
index 0e785cb..ee1e9af 100644 (file)
--- a/opcodes/mips-dis.c
+++ b/opcodes/mips-dis.c
@@ -753,6 +753,26 @@ print_insn_args (const char *d,
              (*info->fprintf_func) (info->stream, "0x%x", msb - lsb + 1);
              break;
 
+           case '1':
+             (*info->fprintf_func) (info->stream, "0x%lx",
+                                    (l >> OP_SH_UDI1) & OP_MASK_UDI1);
+             break;
+             
+           case '2':
+             (*info->fprintf_func) (info->stream, "0x%lx",
+                                    (l >> OP_SH_UDI2) & OP_MASK_UDI2);
+             break;
+             
+           case '3':
+             (*info->fprintf_func) (info->stream, "0x%lx",
+                                    (l >> OP_SH_UDI3) & OP_MASK_UDI3);
+             break;
+      
+           case '4':
+             (*info->fprintf_func) (info->stream, "0x%lx",
+                                    (l >> OP_SH_UDI4) & OP_MASK_UDI4);
+             break;
+             
            case 'C':
            case 'H':
              msbd = (l >> OP_SH_EXTMSBD) & OP_MASK_EXTMSBD;

diff --git a/opcodes/mips-opc.c b/opcodes/mips-opc.c
index 42da748..e6cca40 100644 (file)
--- a/opcodes/mips-opc.c
+++ b/opcodes/mips-opc.c
@@ -1263,6 +1263,72 @@ const struct mips_opcode mips_builtin_opcodes[] =
 {"yield",   "s",       0x7c000009, 0xfc1fffff, TRAP|RD_s,              0,              MT32    },
 {"yield",   "d,s",     0x7c000009, 0xfc1f07ff, TRAP|WR_d|RD_s,         0,              MT32    },
 
+/* User Defined Instruction.  */
+{"udi0",     "s,t,d,+1",0x70000010, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi0",     "s,t,+2", 0x70000010, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi0",     "s,+3",   0x70000010, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi0",     "+4",     0x70000010, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi1",     "s,t,d,+1",0x70000011, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi1",     "s,t,+2", 0x70000011, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi1",     "s,+3",   0x70000011, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi1",     "+4",     0x70000011, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi2",     "s,t,d,+1",0x70000012, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi2",     "s,t,+2", 0x70000012, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi2",     "s,+3",   0x70000012, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi2",     "+4",     0x70000012, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi3",     "s,t,d,+1",0x70000013, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi3",     "s,t,+2", 0x70000013, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi3",     "s,+3",   0x70000013, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi3",     "+4",     0x70000013, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi4",     "s,t,d,+1",0x70000014, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi4",     "s,t,+2", 0x70000014, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi4",     "s,+3",   0x70000014, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi4",     "+4",     0x70000014, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi5",     "s,t,d,+1",0x70000015, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi5",     "s,t,+2", 0x70000015, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi5",     "s,+3",   0x70000015, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi5",     "+4",     0x70000015, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi6",     "s,t,d,+1",0x70000016, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi6",     "s,t,+2", 0x70000016, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi6",     "s,+3",   0x70000016, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi6",     "+4",     0x70000016, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi7",     "s,t,d,+1",0x70000017, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi7",     "s,t,+2", 0x70000017, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi7",     "s,+3",   0x70000017, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi7",     "+4",     0x70000017, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi8",     "s,t,d,+1",0x70000018, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi8",     "s,t,+2", 0x70000018, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi8",     "s,+3",   0x70000018, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi8",     "+4",     0x70000018, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi9",     "s,t,d,+1",0x70000019, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi9",      "s,t,+2",        0x70000019, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi9",     "s,+3",   0x70000019, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi9",     "+4",     0x70000019, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi10",    "s,t,d,+1",0x7000001a, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi10",    "s,t,+2", 0x7000001a, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi10",    "s,+3",   0x7000001a, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi10",    "+4",     0x7000001a, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi11",    "s,t,d,+1",0x7000001b, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi11",    "s,t,+2", 0x7000001b, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi11",    "s,+3",   0x7000001b, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi11",    "+4",     0x7000001b, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi12",    "s,t,d,+1",0x7000001c, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi12",    "s,t,+2", 0x7000001c, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi12",    "s,+3",   0x7000001c, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi12",    "+4",     0x7000001c, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi13",    "s,t,d,+1",0x7000001d, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi13",    "s,t,+2", 0x7000001d, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi13",    "s,+3",   0x7000001d, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi13",    "+4",     0x7000001d, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi14",    "s,t,d,+1",0x7000001e, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi14",    "s,t,+2", 0x7000001e, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi14",    "s,+3",   0x7000001e, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi14",    "+4",     0x7000001e, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi15",    "s,t,d,+1",0x7000001f, 0xfc00003f,        WR_d|RD_s|RD_t,         0,              I33     },
+{"udi15",    "s,t,+2", 0x7000001f, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi15",    "s,+3",   0x7000001f, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+{"udi15",    "+4",     0x7000001f, 0xfc00003f, WR_d|RD_s|RD_t,         0,              I33     },
+
 /* Coprocessor 2 move/branch operations overlap with VR5400 .ob format
    instructions so they are here for the latters to take precedence.  */
 {"bc2f",    "p",       0x49000000, 0xffff0000, CBD|RD_CC,              0,              I1      },