Add MIPS64 instructions and tests

gas/testsuite/ChangeLog

@@ -32,6 +32,11 @@
         to use their correct names.  Add tests for break and sdbbp.
         * gas/mips/mips32.s: Likewise.
 
+        * gas/mips/mips64.s: Add test for assembly of MIPS64
+        extensions.
+        * gas/mips/mips64.d: Likewise.
+        * gas/mips/mips.exp: Test using the new "mips64" test.
+
 2000-12-01  Chris Demetriou  <cgd@sibyte.com>
 
         * gas/mips/mips16.d: Expect mips16 nops to be used for padding

gas/testsuite/gas/mips/mips.exp

@@ -89,6 +89,7 @@ if [istarget mips*-*-*] then {
     run_dump_test "lineno"
     run_dump_test "sync"
     run_dump_test "mips32"
+    run_dump_test "mips64"
 
     # Make sure that -mcpu=FOO and -mFOO are equivalent.  Assemble a file
     # containing 4650-specific instructions with -m4650 and -mcpu=4650,

gas/testsuite/gas/mips/mips64.d

@@ -0,0 +1,17 @@
+#objdump: -dr --prefix-addresses --show-raw-insn
+#name: MIPS MIPS64 instructions
+#as: -mips64
+
+# Check MIPS32 instruction assembly
+
+.*: +file format elf.*mips.*
+
+Disassembly of section .text:
+0+0000 <[^>]*> 70410825 	dclo	\$at,\$v0
+0+0004 <[^>]*> 70831824 	dclz	\$v1,\$a0
+0+0008 <[^>]*> 48232000 	dmfc2	\$v1,\$4
+0+000c <[^>]*> 48242800 	dmfc2	\$a0,\$5
+0+0010 <[^>]*> 48253007 	dmfc2	\$a1,\$6,7
+0+0014 <[^>]*> 48a63800 	dmtc2	\$a2,\$7
+0+0018 <[^>]*> 48a74000 	dmtc2	\$a3,\$8
+0+001c <[^>]*> 48a84807 	dmtc2	\$t0,\$9,7

gas/testsuite/gas/mips/mips64.s

@@ -0,0 +1,22 @@
+# source file to test assembly of mips64 instructions
+
+        .set noreorder
+      .set noat
+
+      .globl text_label .text
+text_label:
+
+      # unprivileged CPU instructions
+
+      dclo    $1, $2
+      dclz    $3, $4
+
+      # unprivileged coprocessor instructions.
+      # these tests use cp2 to avoid other (cp0, fpu, prefetch) opcodes.
+
+      dmfc2   $3, $4
+      dmfc2   $4, $5, 0               # disassembles without sel
+      dmfc2   $5, $6, 7
+      dmtc2   $6, $7
+      dmtc2   $7, $8, 0               # disassembles without sel
+      dmtc2   $8, $9, 7

opcodes/ChangeLog

@@ -6,6 +6,15 @@
         * mips-opc.c (M1, M2): Delete.
         (mips_builtin_opcodes): Remove all uses of M1.
 
+        * mips-opc.c (mips_builtin_opcodes): Make the dmfc2 and dmtc2
+        instructions take "G" format second operands and use the
+        correct flags.
+        There are mfc3 and mtc3 opcodes, so add dmfc3 and dmtc3 opcodes to
+	match.
+        Delete "sel" code operands from mfc1 and mtc1.
+        Add MIPS64 opcode changes (dclo, dclz), and "sel" code variants
+	for dm[ft]c[023].
+	
 2000-12-03  Ed Satterthwaite  ehs@sibyte.com  and
             Chris Demetriou   cgd@sibyte.com
 

opcodes/mips-opc.c

@@ -359,6 +359,8 @@ const struct mips_opcode mips_builtin_opcodes[] =
 {"daddiu",  "t,r,j",	0x64000000, 0xfc000000, WR_t|RD_s,		I3	},
 {"daddu",   "d,v,t",	0x0000002d, 0xfc0007ff, WR_d|RD_s|RD_t,		I3	},
 {"daddu",   "t,r,I",	0,    (int) M_DADDU_I,	INSN_MACRO,		I3	},
+{"dclo",    "U,s",      0x70000025, 0xfc0007ff, RD_s|WR_d|WR_t, 	I64     },
+{"dclz",    "U,s",      0x70000024, 0xfc0007ff, RD_s|WR_d|WR_t, 	I64     },
 /* dctr and dctw are used on the r5000.  */
 {"dctr",    "o(b)",	0xbc050000, 0xfc1f0000, RD_b,			I3	},
 {"dctw",    "o(b)",	0xbc090000, 0xfc1f0000, RD_b,			I3	},
@@ -394,11 +396,21 @@ const struct mips_opcode mips_builtin_opcodes[] =
 
 {"dmadd16", "s,t",      0x00000029, 0xfc00ffff, RD_s|RD_t|MOD_LO,       V1      },
 {"dmfc0",   "t,G",	0x40200000, 0xffe007ff, LCD|WR_t|RD_C0,		I3	},
+{"dmfc0",   "t,G,H",    0x40200000, 0xffe007f8, LCD|WR_t|RD_C0, 	I64     },
 {"dmtc0",   "t,G",	0x40a00000, 0xffe007ff, COD|RD_t|WR_C0|WR_CC,	I3	},
+{"dmtc0",   "t,G,H",    0x40a00000, 0xffe007f8, COD|RD_t|WR_C0|WR_CC,   I64     },
 {"dmfc1",   "t,S",	0x44200000, 0xffe007ff, LCD|WR_t|RD_S|FP_S,	I3	},
+{"dmfc1",   "t,G",      0x44200000, 0xffe007ff, LCD|WR_t|RD_S|FP_S,     I3      },
 {"dmtc1",   "t,S",	0x44a00000, 0xffe007ff, COD|RD_t|WR_S|FP_S,	I3	},
-{"dmfc2",   "t,S",	0x48200000, 0xffe007ff, LCD|WR_t|RD_S|FP_S,	I3	},
-{"dmtc2",   "t,S",	0x48a00000, 0xffe007ff, COD|RD_t|WR_S|FP_S,	I3	},
+{"dmtc1",   "t,G",      0x44a00000, 0xffe007ff, COD|RD_t|WR_S|FP_S,     I3      },
+{"dmfc2",   "t,G",      0x48200000, 0xffe007ff, LCD|WR_t|RD_C2, 	I3      },
+{"dmfc2",   "t,G,H",    0x48200000, 0xffe007f8, LCD|WR_t|RD_C2, 	I64     },
+{"dmtc2",   "t,G",      0x48a00000, 0xffe007ff, COD|RD_t|WR_C2|WR_CC,   I3      },
+{"dmtc2",   "t,G,H",    0x48a00000, 0xffe007f8, COD|RD_t|WR_C2|WR_CC,   I64     },
+{"dmfc3",   "t,G",      0x4c200000, 0xffe007ff, LCD|WR_t|RD_C3, 	I3      },
+{"dmfc3",   "t,G,H",    0x4c200000, 0xffe007f8, LCD|WR_t|RD_C3, 	I64     },
+{"dmtc3",   "t,G",      0x4ca00000, 0xffe007ff, COD|RD_t|WR_C3|WR_CC,   I3      },
+{"dmtc3",   "t,G,H",    0x4ca00000, 0xffe007f8, COD|RD_t|WR_C3|WR_CC,   I64     },
 {"dmul",    "d,v,t",	0,    (int) M_DMUL,	INSN_MACRO,		I3	},
 {"dmul",    "d,v,I",	0,    (int) M_DMUL_I,	INSN_MACRO,		I3	},
 {"dmulo",   "d,v,t",	0,    (int) M_DMULO,	INSN_MACRO,		I3	},
@@ -549,7 +561,6 @@ const struct mips_opcode mips_builtin_opcodes[] =
 {"mfc0",    "t,G,H",    0x40000000, 0xffe007f8, LCD|WR_t|RD_C0, 	I32     },
 {"mfc1",    "t,S",	0x44000000, 0xffe007ff,	LCD|WR_t|RD_S|FP_S,	I1	},
 {"mfc1",    "t,G",	0x44000000, 0xffe007ff,	LCD|WR_t|RD_S|FP_S,	I1	},
-{"mfc1",    "t,G,H",    0x44000000, 0xffe007f8, LCD|WR_t|RD_S|FP_S,     I32	},
 {"mfc2",    "t,G",	0x48000000, 0xffe007ff,	LCD|WR_t|RD_C2,		I1	},
 {"mfc2",    "t,G,H",    0x48000000, 0xffe007f8, LCD|WR_t|RD_C2, 	I32     },
 {"mfc3",    "t,G",	0x4c000000, 0xffe007ff,	LCD|WR_t|RD_C3,		I1	},
@@ -587,7 +598,6 @@ const struct mips_opcode mips_builtin_opcodes[] =
 {"mtc0",    "t,G,H",    0x40800000, 0xffe007f8, COD|RD_t|WR_C0|WR_CC,   I32     },
 {"mtc1",    "t,S",	0x44800000, 0xffe007ff,	COD|RD_t|WR_S|FP_S,	I1	},
 {"mtc1",    "t,G",	0x44800000, 0xffe007ff,	COD|RD_t|WR_S|FP_S,	I1	},
-{"mtc1",    "t,G,H",    0x44800000, 0xffe007f8, COD|RD_t|WR_S|FP_S,     I32     },
 {"mtc2",    "t,G",	0x48800000, 0xffe007ff,	COD|RD_t|WR_C2|WR_CC,	I1	},
 {"mtc2",    "t,G,H",    0x48800000, 0xffe007f8, COD|RD_t|WR_C2|WR_CC,   I32     },
 {"mtc3",    "t,G",	0x4c800000, 0xffe007ff,	COD|RD_t|WR_C3|WR_CC,	I1	},