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core: Implement BCD Assist instructions addg6s, cdtbcd, cbcdtod

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To avoid adding too much logic, this moves the adder used by OP_ADD
out of the case statement in execute1.vhdl so that the result can
be used by OP_ADDG6S as well.

Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
This commit is contained in:
Paul Mackerras
2020-08-07 09:57:19 +10:00
parent 7052ceef4a
commit 83816cb9e3
5 changed files with 112 additions and 15 deletions
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2
scripts/fmt_log/fmt_log.c
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@@ -94,7 +94,7 @@ const char *ops[64] =
"mfcr ", "mfmsr ", "mfspr ", "mod ", "mtcrf ", "mtmsr ", "mtspr ", "mull64 ",
"mulh64 ", "mulh32 ", "or ", "popcnt ", "prty ", "rfid ", "rlc ", "rlcl ",
"rlcr ", "sc ", "setb ", "shl ", "shr ", "sync ", "tlbie ", "trap ",
"xor ", "ffail ", "?58 ", "?59 ", "?60 ", "?61 ", "?62 ", "?63 "
"xor ", "bcd ", "addg6s ", "ffail ", "?60 ", "?61 ", "?62 ", "?63 "
};
const char *spr_names[13] =