[src/trunk]: src/sys/arch/mips/mips add cop2 instructions

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/df883302db1c
branches:  trunk
changeset: 764644:df883302db1c
user:      matt <matt%NetBSD.org@localhost>
date:      Fri Apr 29 22:06:12 2011 +0000

description:
add cop2 instructions

diffstat:

 sys/arch/mips/mips/db_disasm.c |  72 +++++++++++++++++++++++++++++++++++++++--
 1 files changed, 68 insertions(+), 4 deletions(-)

diffs (103 lines):

diff -r 3d7a1fcd7d2c -r df883302db1c sys/arch/mips/mips/db_disasm.c
--- a/sys/arch/mips/mips/db_disasm.c    Fri Apr 29 22:05:16 2011 +0000
+++ b/sys/arch/mips/mips/db_disasm.c    Fri Apr 29 22:06:12 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: db_disasm.c,v 1.21 2009/12/14 00:46:06 matt Exp $      */
+/*     $NetBSD: db_disasm.c,v 1.22 2011/04/29 22:06:12 matt Exp $      */
 
 /*-
  * Copyright (c) 1991, 1993
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: db_disasm.c,v 1.21 2009/12/14 00:46:06 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: db_disasm.c,v 1.22 2011/04/29 22:06:12 matt Exp $");
 
 #include <sys/types.h>
 #include <sys/systm.h>
@@ -134,11 +134,11 @@
 
 static const char * const c0_reg[32] = {
        "index",    "random",   "tlblo0",  "tlblo1",
-       "context",  "pagemask", "wired",   "cp0r7",
+       "context",  "pagemask", "wired",   "hwrena",
        "badvaddr", "count",    "tlbhi",   "compare",
        "status",   "cause",    "epc",     "prid",
        "config",   "lladdr",   "watchlo", "watchhi",
-       "xcontext", "cp0r21",   "cp0r22",  "debug",
+       "xcontext", "cp0r21",   "osscratch",  "debug",
        "depc",     "perfcnt",  "ecc",     "cacheerr",
        "taglo",    "taghi",    "errepc",  "desave"
 };
@@ -429,6 +429,70 @@
                }
                break;
 
+       case OP_COP2:
+               switch (i.RType.rs) {
+               case OP_BCx:
+               case OP_BCy:
+                       db_printf("bc2%c\t",
+                           "ft"[i.RType.rt & COPz_BC_TF_MASK]);
+                       goto pr_displ;
+
+               case OP_MT:
+                       db_printf("mtc2\t%s,f%d",
+                           reg_name[i.RType.rt],
+                           i.RType.rd);
+                       break;
+
+               case OP_MF:
+                       db_printf("mfc2\t%s,f%d",
+                           reg_name[i.RType.rt],
+                           i.RType.rd);
+                       break;
+
+               case OP_CT:
+                       db_printf("ctc2\t%s,f%d",
+                           reg_name[i.RType.rt],
+                           i.RType.rd);
+                       break;
+
+               case OP_CF:
+                       db_printf("cfc2\t%s,f%d",
+                           reg_name[i.RType.rt],
+                           i.RType.rd);
+                       break;
+
+               case OP_DMT:
+                       db_printf("dmtc2\t%s,f%d",
+                           reg_name[i.RType.rt],
+                           i.RType.rd);
+                       break;
+
+               case OP_DMF:
+                       db_printf("dmfc2\t%s,f%d",
+                           reg_name[i.RType.rt],
+                           i.RType.rd);
+                       break;
+
+               case OP_MTH:
+                       db_printf("mthc2\t%s,f%d",
+                           reg_name[i.RType.rt],
+                           i.RType.rd);
+                       break;
+
+               case OP_MFH:
+                       db_printf("mfhc2\t%s,f%d",
+                           reg_name[i.RType.rt],
+                           i.RType.rd);
+                       break;
+
+               default:
+                       db_printf("%s\t%s,%s,%d", op_name[i.IType.op],
+                           reg_name[i.IType.rt],
+                           reg_name[i.IType.rs],
+                           (short)i.IType.imm);
+               }
+               break;
+
        case OP_J:
        case OP_JAL:
                db_printf("%s\t", op_name[i.JType.op]);