| Line 123... |
Line 123... |
if (hist_capture) begin
|
if (hist_capture) begin
|
history_buf[history_ndx] <= pc;
|
history_buf[history_ndx] <= pc;
|
history_ndx <= history_ndx+7'd1;
|
history_ndx <= history_ndx+7'd1;
|
end
|
end
|
`endif
|
`endif
|
regfile[Rt] <= res[31:0];
|
|
case(Rt)
|
|
4'h1: acc <= res[31:0];
|
|
4'h2: x <= res[31:0];
|
|
4'h3: y <= res[31:0];
|
|
default: ;
|
|
endcase
|
|
case(ir9)
|
case(ir9)
|
`TAS,`TXS: begin isp <= res[31:0]; gie <= 1'b1; end
|
`TAS,`TXS: begin isp <= res[31:0]; gie <= 1'b1; end
|
`SUB_SP8,`SUB_SP16,`SUB_SP32: isp <= res[31:0];
|
`SUB_SP8,`SUB_SP16,`SUB_SP32: isp <= res[31:0];
|
`TRS:
|
`TRS:
|
begin
|
begin
|
| Line 218... |
Line 211... |
`CPY_IMM32,`CPY_ZPX,`CPY_ABS: begin cf <= ~resc32; nf <= resn32; zf <= resz32; end
|
`CPY_IMM32,`CPY_ZPX,`CPY_ABS: begin cf <= ~resc32; nf <= resn32; zf <= resz32; end
|
`CMP_IMM8: begin cf <= ~resc32; nf <= resn32; zf <= resz32; end
|
`CMP_IMM8: begin cf <= ~resc32; nf <= resn32; zf <= resz32; end
|
`TSA,`TYA,`TXA,`INA,`DEA,
|
`TSA,`TYA,`TXA,`INA,`DEA,
|
`LDA_IMM32,`LDA_IMM16,`LDA_IMM8,`PLA: begin nf <= resn32; zf <= resz32; end
|
`LDA_IMM32,`LDA_IMM16,`LDA_IMM8,`PLA: begin nf <= resn32; zf <= resz32; end
|
`POP: begin nf <= resn32; zf <= resz32; end
|
`POP: begin nf <= resn32; zf <= resz32; end
|
|
`TRB_ZPX,`TRB_ABS,`TSB_ZPX,`TSB_ABS:
|
|
begin zf <= resz32; end
|
|
`BMT_ZPX,`BMT_ABS,`BMT_ABSX:
|
|
begin zf <= resz32; nf <= resn32; end
|
endcase
|
endcase
|
end
|
end
|
|
|
No newline at end of file
|
No newline at end of file
|
