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authorJim Kingdon <jkingdon@engr.sgi.com>1993-04-09 20:52:04 +0000
committerJim Kingdon <jkingdon@engr.sgi.com>1993-04-09 20:52:04 +0000
commita7a9a714e0648cb8b273b123247069239351add2 (patch)
tree80b13c3054ba94fa20b06149733ef984512ea468 /include
parent36c0a1ec22ad9c254b285c8d713bf7e073b8d1bc (diff)
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* rs6k.h: Clean up instructions for primary opcode 19 (many were
simply wrong, ics, rfi, & rfsvc were missing). Add "a" to opr_ext for "bb". Doc fix.
Diffstat (limited to 'include')
-rw-r--r--include/opcode/rs6k.h26
1 files changed, 15 insertions, 11 deletions
diff --git a/include/opcode/rs6k.h b/include/opcode/rs6k.h
index efbbfde..fac9cf4 100644
--- a/include/opcode/rs6k.h
+++ b/include/opcode/rs6k.h
@@ -82,25 +82,29 @@ struct rs6000_insn rs6k_ops [] = {
{"cal", 0, D, 14, -1, {RT,DIS,RA,0} },
{"liu", 0, D, 15, -1, {RT, UI,0} }, /* same as `cau' */
{"cau", 0, D, 15, -1, {RT,RA,UI,0} },
-{"bb", "1tfl", B, 16, -1, {LI,A2,0} },
-/* ^^^^^
- exception #1. Either fix this, or document what you are doing here. FIXMEmgo.
-*/
+
+/* "1" indicates an exception--"bb" is only usable for some values of
+ BO, so the disassembler first matches this instruction and then changes
+ it to "bc" if that is the case. */
+{"bb", "1tfla", B, 16, -1, {LI,A2,0} },
{"bc", "la", B, 16, -1, {BO,BI,TA14,0} },
+
{"svc", "la", SC, 17, -1, {LEV,FL1,FL2,0} },
{"b", "la", I, 18, -1, {TA24,0} },
{"mcrf", 0, XL, 19, 0, {BF,BFA,0} },
{"bcr", "l", XL, 19, 16, {BO,BI,0} },
-{"cror", 0, XL, 19, 33, {BT,BA,BB,0} },
+{"crnor", 0, XL, 19, 33, {BT,BA,BB,0} },
+{"rfi", 0, X, 19, 50, {0} },
+{"rfsvc", 0, X, 19, 82, {0} },
{"crandc", 0, XL, 19, 129, {BT,BA,BB,0} },
-{"bcc", "l", XL, 19, 193, {BO,BI,0} },
-{"crnor", 0, XL, 19, 225, {BT,BA,BB,0} },
+{"ics", 0, X, 19, 150, {0} },
+{"crxor", 0, XL, 19, 193, {BT,BA,BB,0} },
+{"crnand", 0, XL, 19, 225, {BT,BA,BB,0} },
{"crand", 0, XL, 19, 257, {BT,BA,BB,0} },
{"creqv", 0, XL, 19, 289, {BT,BA,BB,0} },
-{"crnand", 0, XL, 19, 289, {BT,BA,BB,0} },
-{"crxor", 0, XL, 19, 417, {BT,BA,BB,0} },
-{"crorc", 0, XL, 19, 449, {BT,BA,BB,0} },
-{"bcr", "l", XL, 19, 528, {BO,BI,0} },
+{"crorc", 0, XL, 19, 417, {BT,BA,BB,0} },
+{"cror", 0, XL, 19, 449, {BT,BA,BB,0} },
+{"bcc", "l", XL, 19, 528, {BO,BI,0} },
{"rlimi", ".", M, 20, -1, {RA,RS,SH,MB,ME,0} /*??*/},
{"rlinm", ".", M, 21, -1, {RA,RS,SH,MB,ME,0} /*??*/},
{"rlmi", ".", M, 22, -1, {RA,RS,RB,MB,ME,0} /*??*/},