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// ============================================================================
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// ============================================================================
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module fpFMA_tb();
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module fpFMA_tb();
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reg rst;
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reg rst;
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reg clk;
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reg clk;
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reg [12:0] adr;
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reg [15:0] adr;
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reg [127:0] mem [0:8191];
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reg [131:0] mems [0:24000];
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reg [127:0] memo [0:9000];
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reg [131:0] memso [0:24000];
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reg [255:0] memd [0:8191];
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reg [259:0] memd [0:24000];
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reg [255:0] memdo [0:9000];
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reg [259:0] memdo [0:24000];
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reg [515:0] memq [0:24000];
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reg [515:0] memqo [0:24000];
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reg [31:0] a,b,c;
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reg [31:0] a,b,c;
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wire [31:0] a5,b5,c5;
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reg [3:0] rm, rmd, rmq;
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wire [31:0] o;
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wire [31:0] o;
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reg [63:0] ad,bd,cd;
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reg [63:0] ad,bd,cd;
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wire [63:0] ad5,bd5,cd5,ad17,bd17,cd17;
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wire [63:0] od;
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wire [63:0] od;
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reg [4:0] cnt;
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reg [127:0] aq,bq,cq;
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wire [127:0] oq;
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reg [7:0] cnt;
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initial begin
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initial begin
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rst = 1'b0;
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rst = 1'b0;
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clk = 1'b0;
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clk = 1'b0;
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adr = 0;
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adr = 0;
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cnt = 0;
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cnt = 0;
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// $readmemh("d:/cores6/rtfItanium/v1/rtl/fpUnit/test_bench/fpFMA_tv.txt", mem);
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$readmemh("d:/cores6/nvio/v2/rtl/fpUnit/test_bench/fpFMA_tvs.txt", mems);
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$readmemh("d:/cores6/rtfItanium/v1/rtl/fpUnit/test_bench/fpFMA_tvd.txt", memd);
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$readmemh("d:/cores6/nvio/v2/rtl/fpUnit/test_bench/fpFMA_tvd.txt", memd);
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$readmemh("d:/cores6/nvio/v2/rtl/fpUnit/test_bench/fpFMA_tvq.txt", memq);
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#20 rst = 1;
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#20 rst = 1;
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#50 rst = 0;
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#50 rst = 0;
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end
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end
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always #5
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always #5
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clk = ~clk;
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clk = ~clk;
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delay5 #(32) u2 (clk, 1'b1, a, a5);
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delay5 #(32) u3 (clk, 1'b1, b, b5);
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delay5 #(32) u4 (clk, 1'b1, c, c5);
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delay5 #(64) u5 (clk, 1'b1, ad, ad5);
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delay5 #(64) u6 (clk, 1'b1, bd, bd5);
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delay5 #(64) u7 (clk, 1'b1, cd, cd5);
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vtdl #(64,32) u8 (clk, 1'b1, 5'd16, ad, ad17);
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vtdl #(64,32) u9 (clk, 1'b1, 5'd16, bd, bd17);
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vtdl #(64,32) u10 (clk, 1'b1, 5'd16, cd, cd17);
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always @(posedge clk)
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cnt <= cnt + 1;
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always @(posedge clk)
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always @(posedge clk)
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if (rst)
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if (rst) begin
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adr = 0;
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adr <= 0;
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else
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cnt <= 0;
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end else
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begin
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begin
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if (cnt==1)
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cnt <= cnt + 1;
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if (cnt==54)
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cnt <= 0;
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if (cnt==4)
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begin
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begin
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a <= mem[adr][31: 0];
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a <= mems[adr][31: 0];
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b <= mem[adr][63:32];
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b <= mems[adr][63:32];
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c <= mem[adr][95:64];
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c <= mems[adr][95:64];
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rm <= mems[adr][131:128];
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ad <= memd[adr][63: 0];
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ad <= memd[adr][63: 0];
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bd <= memd[adr][127:64];
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bd <= memd[adr][127:64];
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cd <= memd[adr][191:128];
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cd <= memd[adr][191:128];
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rmd <= memd[adr][259:256];
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aq <= memq[adr][127: 0];
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bq <= memq[adr][255:128];
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cq <= memq[adr][383:256];
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rmq <= memq[adr][515:512];
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end
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end
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if (cnt==31)
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if (cnt==53)
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begin
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begin
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adr <= adr + 1;
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adr <= adr + 1;
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// memo[adr] <= {o,c17,b17,a17};
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memso[adr] <= {rm,o,c,b,a};
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// memdo[adr] <= {od,cd17,bd17,ad17};
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memdo[adr] <= {rmd,od,cd,bd,ad};
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memdo[adr] <= {od,cd,bd,ad};
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memqo[adr] <= {rmq,oq,cq,bq,aq};
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//memdo[adr] <= {rmd,od,cdx,bdx,adx};
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if (adr==8191) begin
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if (adr==8191) begin
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//$writememh("d:/cores6/rtfItanium/v1/rtl/fpUnit/test_bench/fpFMA_tvo.txt", memo);
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$writememh("d:/cores6/nvio/v2/rtl/fpUnit/test_bench/fpFMA_tvso.txt", memso);
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$writememh("d:/cores6/rtfItanium/v1/rtl/fpUnit/test_bench/fpFMA_tvdo.txt", memdo);
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$writememh("d:/cores6/nvio/v2/rtl/fpUnit/test_bench/fpFMA_tvdo.txt", memdo);
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$writememh("d:/cores6/nvio/v2/rtl/fpUnit/test_bench/fpFMA_tvqo.txt", memqo);
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$finish;
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$finish;
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end
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end
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end
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end
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end
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end
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//fpFMAnr #(32) u1 (clk, 1'b1, a, b, o, 3'b000);//, sign_exe, inf, overflow, underflow);
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fpFMAnr #(32) u1 (clk, 1'b1, 1'b0, rm[2:0], c, b, a, o);//, sign_exe, inf, overflow, underflow);
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fpFMAnr #(64) u11 (clk, 1'b1, 1'b0, 3'b000, ad, bd, cd, od);//, sign_exe, inf, overflow, underflow);
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fpFMAnr #(64) u16 (clk, 1'b1, 1'b0, rmd[2:0], ad, bd, cd, od);//, sign_exe, inf, overflow, underflow);
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fpFMAnr #(128) u17 (clk, 1'b1, 1'b0, rmq[2:0], cq, bq, aq, oq);//, sign_exe, inf, overflow, underflow);
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//fpFMAnr #(64) u15 (clk, 1'b1, 1'b0, rmd[2:0], ad, bd, cd, od);//, inf, overflow, underflow, inexact);
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endmodule
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endmodule
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