X-Git-Url: http://git.joshuawise.com/fpgaboy.git/blobdiff_plain/77ab69d7bb0902e6ebf0994159ed2205f8413e34..b057a5d6e6db6db06ae33703ca72cd235eec91d6:/insn_incdec16.v diff --git a/insn_incdec16.v b/insn_incdec16.v deleted file mode 100644 index 95e0d38..0000000 --- a/insn_incdec16.v +++ /dev/null @@ -1,31 +0,0 @@ -`ifdef EXECUTE - `INSN_INCDEC16: begin - case (cycle) - 0: case (opcode[5:4]) - `INSN_reg16_BC: {tmp,tmp2} <= `_BC; - `INSN_reg16_DE: {tmp,tmp2} <= `_DE; - `INSN_reg16_HL: {tmp,tmp2} <= `_HL; - `INSN_reg16_SP: {tmp,tmp2} <= `_SP; - endcase - 1: begin - `EXEC_INC_PC - `EXEC_NEWCYCLE - end - endcase - end -`endif - -`ifdef WRITEBACK - `INSN_INCDEC16: begin - case (cycle) - 0: {tmp,tmp2} <= {tmp,tmp2} + - (opcode[3] ? 16'hFFFF : 16'h0001); - 1: case (opcode[5:4]) - `INSN_reg16_BC: `_BC <= {tmp,tmp2}; - `INSN_reg16_DE: `_DE <= {tmp,tmp2}; - `INSN_reg16_HL: `_HL <= {tmp,tmp2}; - `INSN_reg16_SP: `_SP <= {tmp,tmp2}; - endcase - endcase - end -`endif