diff options
author | 2021-08-18 16:40:43 -0400 | |
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committer | 2021-08-18 16:41:39 -0400 | |
commit | 5c557a1dab1dfdfb84aa7419e968011c5cd620ab (patch) | |
tree | e276905da2956b876bc885962795c77ce6f6371c /src/devices/cpu/pdp8/pdp8dasm.cpp | |
parent | 6426c7a9b1668152905306a1f2dd56f6257b5808 (diff) |
decmate2: Patch one ROM file in 31Z BIOS (#2) to correct JMP I instruction
* pdp8dasm: Minor fix for weird OPRs
Diffstat (limited to 'src/devices/cpu/pdp8/pdp8dasm.cpp')
-rw-r--r-- | src/devices/cpu/pdp8/pdp8dasm.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/devices/cpu/pdp8/pdp8dasm.cpp b/src/devices/cpu/pdp8/pdp8dasm.cpp index 3fdbc139249..dca8fadf4e2 100644 --- a/src/devices/cpu/pdp8/pdp8dasm.cpp +++ b/src/devices/cpu/pdp8/pdp8dasm.cpp @@ -638,10 +638,10 @@ void pdp8_disassembler::dasm_opr_group2(std::ostream &stream, u16 opr) { if (BIT(opr, 7)) stream << "CLA"; - else if (opr == 07400) + else if (opr == 0400) stream << "NOP"; - if ((opr & 0176) == 0) - stream << "!200"; + if ((opr & 0170) == 0) + stream << "!400"; } } |