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[/] [raytrac/] [branches/] [fp_sgdma/] [ap_n_dpc.vhd] - Diff between revs 129 and 132

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Rev 129 Rev 132
Line 22... Line 22...
 
 
library ieee;
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_1164.all;
entity dpc is
entity dpc is
        generic (
        generic (
                width : integer := 32;
                width : integer := 32
                external_readable_widthad       : integer := integer(ceil(log(real(external_readable_blocks),2.0))))
                --!external_readable_widthad    : integer := integer(ceil(log(real(external_readable_blocks),2.0))))                    
        );
        );
        port (
        port (
                paraminput                              : in    std_logic_vector ((12*width)-1 downto 0);        --! Vectores A,B,C,D
                paraminput                              : in    std_logic_vector ((12*width)-1 downto 0);        --! Vectores A,B,C,D
                prd32blko                               : in    std_logic_vector ((06*width)-1 downto 0);        --! Salidas de los 6 multiplicadores.
                prd32blko                               : in    std_logic_vector ((06*width)-1 downto 0);        --! Salidas de los 6 multiplicadores.
                add32blko                               : in    std_logic_vector ((04*width)-1 downto 0);        --! Salidas de los 4 sumadores.
                add32blko                               : in    std_logic_vector ((04*width)-1 downto 0);        --! Salidas de los 4 sumadores.
Line 135... Line 135...
        --! Signo de los 3 primeros sumadores
        --! Signo de los 3 primeros sumadores
 
 
 
 
 
 
 
 
        mul:process(unary,addsub,crossprod,scalar,sparaminput,sinv32blk,sprd32blk,sdpfifo_q,snormfifo_q)
        mul:process(unary,addsub,crossprod,scalar,sparaminput,sinv32blk,sprd32blk,sadd32blk,sdpfifo_q,snormfifo_q)
        begin
        begin
 
 
 
 
                if unary='1' then
                if unary='1' then
                        --! Magnitud y normalizacion
                        --! Magnitud y normalizacion
Line 208... Line 208...
                        ssumando(s4) <= sparaminput(az);
                        ssumando(s4) <= sparaminput(az);
                        ssumando(s5) <= sparaminput(bz);
                        ssumando(s5) <= sparaminput(bz);
                else
                else
                        ssumando(s0) <= sprd32blk(p0);
                        ssumando(s0) <= sprd32blk(p0);
                        ssumando(s1) <= sprd32blk(p1);
                        ssumando(s1) <= sprd32blk(p1);
                        ssumando(s2) <= sdpfifo_q(dpfifoab);
                        if crossprod='0' then
                        ssumando(s3) <= sprd32blk(p2);
                                ssumando(s2) <= sadd32blk(a0);
 
                                ssumando(s3) <= sdpfifo_q(dpfifoab);
 
                        else
 
                                ssumando(s2) <= sprd32blk(p2);
 
                                ssumando(s3) <= sprd32blk(p3);
 
                        end if;
                        ssumando(s4) <= sprd32blk(p4);
                        ssumando(s4) <= sprd32blk(p4);
                        ssumando(s5) <= sprd32blk(p5);
                        ssumando(s5) <= sprd32blk(p5);
                end if;
                end if;
        end process;
        end process;
 
 

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