[ 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/include/opcode/ChangeLog b/include/opcode/ChangeLog
index 88352e6243c2da77c2cb30183818c51f6f090454..1d398f6f26464705a7dfce68d797fc36f059b123 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 ae3f437484b70262819db537f575c4d59f2c71f4..34ef26ef25bb3d39e6d2a3afeb92f7d6adbb9f01 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"
 */