X-Git-Url: http://git.joshuawise.com/fpgaboy.git/blobdiff_plain/77ab69d7bb0902e6ebf0994159ed2205f8413e34..b057a5d6e6db6db06ae33703ca72cd235eec91d6:/insn_jr-jrcc.v diff --git a/insn_jr-jrcc.v b/insn_jr-jrcc.v deleted file mode 100644 index 767db6a..0000000 --- a/insn_jr-jrcc.v +++ /dev/null @@ -1,33 +0,0 @@ -`ifdef EXECUTE - `INSN_JR_imm,`INSN_JRCC_imm: begin - case (cycle) - 0: begin - `EXEC_INC_PC - `EXEC_READ(`_PC + 1) - end - 1: begin - `EXEC_INC_PC - if (opcode[5]) begin // i.e., JP cc,nn - /* We need to check the condition code to bail out. */ - case (opcode[4:3]) - `INSN_cc_NZ: if (`_F[7]) `EXEC_NEWCYCLE - `INSN_cc_Z: if (~`_F[7]) `EXEC_NEWCYCLE - `INSN_cc_NC: if (`_F[4]) `EXEC_NEWCYCLE - `INSN_cc_C: if (~`_F[4]) `EXEC_NEWCYCLE - endcase - end - end - 2: `EXEC_NEWCYCLE - endcase - end -`endif - -`ifdef WRITEBACK - `INSN_JR_imm,`INSN_JRCC_imm: begin - case (cycle) - 0: begin /* type F */ end - 1: tmp <= rdata; - 2: `_PC <= `_PC + {tmp[7]?8'hFF:8'h00,tmp}; - endcase - end -`endif