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[/] [next186/] [trunk/] [Next186_ALU.v] - Diff between revs 17 and 18

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Rev 17 Rev 18
Line 215... Line 215...
                                FOUT[4] = LONIBBLE;
                                FOUT[4] = LONIBBLE;
                        end
                        end
                        5'b10000, 5'b10001 : begin      // MUL, IMUL
                        5'b10000, 5'b10001 : begin      // MUL, IMUL
                                ALUOUT = STAGE[1] ? MUL[31:16] : MUL[15:0];
                                ALUOUT = STAGE[1] ? MUL[31:16] : MUL[15:0];
//07Jul2013 - fixed OV/CY flags for IMUL
//07Jul2013 - fixed OV/CY flags for IMUL
                                if(ALUOP[0]) FOUT[0] = WORD ? MUL[31:16] != {16{MUL[15]}} : MUL[15:8] != {8{MUL[7]}}; // IMUL
                                FOUT[0] = WORD ? MUL[31:16] != {16{MUL[15] & ALUOP[0]}} : MUL[15:8] != {8{MUL[7] & ALUOP[0]}};
                                else FOUT[0] = WORD ? !zero : |MUL[15:8];        // MUL
 
                                FOUT[11] = FOUT[0];
                                FOUT[11] = FOUT[0];
                        end
                        end
                        5'b11001: begin         // flag op
                        5'b11001: begin         // flag op
                                FOUT[11:8] = FIN[11:8];
                                FOUT[11:8] = FIN[11:8];
                                FOUT[7] = FIN[7];
                                FOUT[7] = FIN[7];

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