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Processor/Instructions: Fixed a bug where if IN executed after a microcoded instruction the cpu would go into undefined behavior

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(Tim) Efthimis Kritikos 2023-11-26 00:18:15 +00:00
parent f07e0e7c1f
commit f1dc9d8a59
1 changed files with 1 additions and 0 deletions
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system/decoder.v
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@ -945,6 +945,7 @@ always @( posedge clock ) begin
ERROR<=0; ERROR<=0;
ALU_OP<=`ALU_OP_ADD; ALU_OP<=`ALU_OP_ADD;
next_state=`EXEC_MEMIO_READ_SETADDR; next_state=`EXEC_MEMIO_READ_SETADDR;
seq_addr_entry<=`UCODE_NO_INSTRUCTION;
end end
default:begin default:begin
`invalid_instruction `invalid_instruction