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Toooba/src_SSITH_P3_sim/Verilog_RTL/mkTourPred.v
2020-02-06 17:14:59 +05:30

605 lines
18 KiB
Verilog

//
// Generated by Bluespec Compiler, version 2018.10.beta1 (build e1df8052c, 2018-10-17)
//
//
//
//
// Ports:
// Name I/O size props
// pred_0_pred O 25
// RDY_pred_0_pred O 1 const
// pred_1_pred O 25
// RDY_pred_1_pred O 1 const
// RDY_update O 1 const
// RDY_flush O 1 const
// flush_done O 1 const
// RDY_flush_done O 1 const
// CLK I 1 clock
// RST_N I 1 reset
// pred_0_pred_pc I 64
// pred_1_pred_pc I 64
// update_pc I 64
// update_taken I 1
// update_train I 24
// update_mispred I 1
// EN_update I 1
// EN_flush I 1 unused
// EN_pred_0_pred I 1
// EN_pred_1_pred I 1
//
// Combinational paths from inputs to outputs:
// EN_pred_0_pred -> pred_1_pred
//
//
`ifdef BSV_ASSIGNMENT_DELAY
`else
`define BSV_ASSIGNMENT_DELAY
`endif
`ifdef BSV_POSITIVE_RESET
`define BSV_RESET_VALUE 1'b1
`define BSV_RESET_EDGE posedge
`else
`define BSV_RESET_VALUE 1'b0
`define BSV_RESET_EDGE negedge
`endif
module mkTourPred(CLK,
RST_N,
pred_0_pred_pc,
EN_pred_0_pred,
pred_0_pred,
RDY_pred_0_pred,
pred_1_pred_pc,
EN_pred_1_pred,
pred_1_pred,
RDY_pred_1_pred,
update_pc,
update_taken,
update_train,
update_mispred,
EN_update,
RDY_update,
EN_flush,
RDY_flush,
flush_done,
RDY_flush_done);
input CLK;
input RST_N;
// actionvalue method pred_0_pred
input [63 : 0] pred_0_pred_pc;
input EN_pred_0_pred;
output [24 : 0] pred_0_pred;
output RDY_pred_0_pred;
// actionvalue method pred_1_pred
input [63 : 0] pred_1_pred_pc;
input EN_pred_1_pred;
output [24 : 0] pred_1_pred;
output RDY_pred_1_pred;
// action method update
input [63 : 0] update_pc;
input update_taken;
input [23 : 0] update_train;
input update_mispred;
input EN_update;
output RDY_update;
// action method flush
input EN_flush;
output RDY_flush;
// value method flush_done
output flush_done;
output RDY_flush_done;
// signals for module outputs
wire [24 : 0] pred_0_pred, pred_1_pred;
wire RDY_flush,
RDY_flush_done,
RDY_pred_0_pred,
RDY_pred_1_pred,
RDY_update,
flush_done;
// inlined wires
wire [1 : 0] predCnt_lat_0$wget,
predCnt_lat_1$wget,
predRes_lat_0$wget,
predRes_lat_1$wget;
// register predCnt_rl
reg [1 : 0] predCnt_rl;
wire [1 : 0] predCnt_rl$D_IN;
wire predCnt_rl$EN;
// register predRes_rl
reg [1 : 0] predRes_rl;
wire [1 : 0] predRes_rl$D_IN;
wire predRes_rl$EN;
// ports of submodule choiceBht
wire [11 : 0] choiceBht$ADDR_1,
choiceBht$ADDR_2,
choiceBht$ADDR_3,
choiceBht$ADDR_4,
choiceBht$ADDR_5,
choiceBht$ADDR_IN;
wire [1 : 0] choiceBht$D_IN,
choiceBht$D_OUT_1,
choiceBht$D_OUT_2,
choiceBht$D_OUT_3;
wire choiceBht$WE;
// ports of submodule gHistReg
wire [11 : 0] gHistReg$history, gHistReg$redirect_newHist;
wire [1 : 0] gHistReg$addHistory_num, gHistReg$addHistory_taken;
wire gHistReg$EN_addHistory, gHistReg$EN_redirect;
// ports of submodule globalBht
wire [11 : 0] globalBht$ADDR_1,
globalBht$ADDR_2,
globalBht$ADDR_3,
globalBht$ADDR_4,
globalBht$ADDR_5,
globalBht$ADDR_IN;
wire [1 : 0] globalBht$D_IN,
globalBht$D_OUT_1,
globalBht$D_OUT_2,
globalBht$D_OUT_3;
wire globalBht$WE;
// ports of submodule localBht
wire [9 : 0] localBht$ADDR_1,
localBht$ADDR_2,
localBht$ADDR_3,
localBht$ADDR_4,
localBht$ADDR_5,
localBht$ADDR_IN;
wire [2 : 0] localBht$D_IN,
localBht$D_OUT_1,
localBht$D_OUT_2,
localBht$D_OUT_3;
wire localBht$WE;
// ports of submodule localHistTab
wire [9 : 0] localHistTab$ADDR_1,
localHistTab$ADDR_2,
localHistTab$ADDR_3,
localHistTab$ADDR_4,
localHistTab$ADDR_5,
localHistTab$ADDR_IN,
localHistTab$D_IN,
localHistTab$D_OUT_1,
localHistTab$D_OUT_2;
wire localHistTab$WE;
// ports of submodule predCnt_dummy2_0
wire predCnt_dummy2_0$D_IN, predCnt_dummy2_0$EN, predCnt_dummy2_0$Q_OUT;
// ports of submodule predCnt_dummy2_1
wire predCnt_dummy2_1$D_IN, predCnt_dummy2_1$EN, predCnt_dummy2_1$Q_OUT;
// ports of submodule predCnt_dummy2_2
wire predCnt_dummy2_2$D_IN, predCnt_dummy2_2$EN, predCnt_dummy2_2$Q_OUT;
// ports of submodule predRes_dummy2_0
wire predRes_dummy2_0$D_IN, predRes_dummy2_0$EN, predRes_dummy2_0$Q_OUT;
// ports of submodule predRes_dummy2_1
wire predRes_dummy2_1$D_IN, predRes_dummy2_1$EN, predRes_dummy2_1$Q_OUT;
// ports of submodule predRes_dummy2_2
wire predRes_dummy2_2$D_IN, predRes_dummy2_2$EN, predRes_dummy2_2$Q_OUT;
// rule scheduling signals
wire CAN_FIRE_RL_canonGlobalHist,
CAN_FIRE_RL_predCnt_canon,
CAN_FIRE_RL_predRes_canon,
CAN_FIRE_flush,
CAN_FIRE_pred_0_pred,
CAN_FIRE_pred_1_pred,
CAN_FIRE_update,
WILL_FIRE_RL_canonGlobalHist,
WILL_FIRE_RL_predCnt_canon,
WILL_FIRE_RL_predRes_canon,
WILL_FIRE_flush,
WILL_FIRE_pred_0_pred,
WILL_FIRE_pred_1_pred,
WILL_FIRE_update;
// remaining internal signals
wire [11 : 0] globalHist__h5455, globalHist__h6021;
wire [1 : 0] IF_predCnt_lat_0_whas_THEN_predCnt_lat_0_wget__ETC___d8,
IF_predRes_lat_0_whas__5_THEN_predRes_lat_0_wg_ETC___d18,
n__read__h5480,
n__read__h6046,
res__h5661,
res__h6402,
upd__h4123,
upd__h4373,
upd__h6156,
upd__h6629,
x__h5716,
x__h6457,
y__h5925,
y__h6663;
wire IF_choiceBht_sub_gHistReg_history__1_SRL_IF_pr_ETC___d41,
IF_choiceBht_sub_gHistReg_history__1_SRL_IF_pr_ETC___d65;
// actionvalue method pred_0_pred
assign pred_0_pred =
{ IF_choiceBht_sub_gHistReg_history__1_SRL_IF_pr_ETC___d41,
globalHist__h5455,
localHistTab$D_OUT_2,
globalBht$D_OUT_2[1],
localBht$D_OUT_3[2] } ;
assign RDY_pred_0_pred = 1'd1 ;
assign CAN_FIRE_pred_0_pred = 1'd1 ;
assign WILL_FIRE_pred_0_pred = EN_pred_0_pred ;
// actionvalue method pred_1_pred
assign pred_1_pred =
{ IF_choiceBht_sub_gHistReg_history__1_SRL_IF_pr_ETC___d65,
globalHist__h6021,
localHistTab$D_OUT_1,
globalBht$D_OUT_1[1],
localBht$D_OUT_2[2] } ;
assign RDY_pred_1_pred = 1'd1 ;
assign CAN_FIRE_pred_1_pred = 1'd1 ;
assign WILL_FIRE_pred_1_pred = EN_pred_1_pred ;
// action method update
assign RDY_update = 1'd1 ;
assign CAN_FIRE_update = 1'd1 ;
assign WILL_FIRE_update = EN_update ;
// action method flush
assign RDY_flush = 1'd1 ;
assign CAN_FIRE_flush = 1'd1 ;
assign WILL_FIRE_flush = EN_flush ;
// value method flush_done
assign flush_done = 1'd1 ;
assign RDY_flush_done = 1'd1 ;
// submodule choiceBht
RegFile #(.addr_width(32'd12),
.data_width(32'd2),
.lo(12'd0),
.hi(12'd4095)) choiceBht(.CLK(CLK),
.ADDR_1(choiceBht$ADDR_1),
.ADDR_2(choiceBht$ADDR_2),
.ADDR_3(choiceBht$ADDR_3),
.ADDR_4(choiceBht$ADDR_4),
.ADDR_5(choiceBht$ADDR_5),
.ADDR_IN(choiceBht$ADDR_IN),
.D_IN(choiceBht$D_IN),
.WE(choiceBht$WE),
.D_OUT_1(choiceBht$D_OUT_1),
.D_OUT_2(choiceBht$D_OUT_2),
.D_OUT_3(choiceBht$D_OUT_3),
.D_OUT_4(),
.D_OUT_5());
// submodule gHistReg
mkTourGHistReg gHistReg(.CLK(CLK),
.RST_N(RST_N),
.addHistory_num(gHistReg$addHistory_num),
.addHistory_taken(gHistReg$addHistory_taken),
.redirect_newHist(gHistReg$redirect_newHist),
.EN_addHistory(gHistReg$EN_addHistory),
.EN_redirect(gHistReg$EN_redirect),
.history(gHistReg$history),
.RDY_history(),
.RDY_addHistory(),
.RDY_redirect());
// submodule globalBht
RegFile #(.addr_width(32'd12),
.data_width(32'd2),
.lo(12'd0),
.hi(12'd4095)) globalBht(.CLK(CLK),
.ADDR_1(globalBht$ADDR_1),
.ADDR_2(globalBht$ADDR_2),
.ADDR_3(globalBht$ADDR_3),
.ADDR_4(globalBht$ADDR_4),
.ADDR_5(globalBht$ADDR_5),
.ADDR_IN(globalBht$ADDR_IN),
.D_IN(globalBht$D_IN),
.WE(globalBht$WE),
.D_OUT_1(globalBht$D_OUT_1),
.D_OUT_2(globalBht$D_OUT_2),
.D_OUT_3(globalBht$D_OUT_3),
.D_OUT_4(),
.D_OUT_5());
// submodule localBht
RegFile #(.addr_width(32'd10),
.data_width(32'd3),
.lo(10'd0),
.hi(10'd1023)) localBht(.CLK(CLK),
.ADDR_1(localBht$ADDR_1),
.ADDR_2(localBht$ADDR_2),
.ADDR_3(localBht$ADDR_3),
.ADDR_4(localBht$ADDR_4),
.ADDR_5(localBht$ADDR_5),
.ADDR_IN(localBht$ADDR_IN),
.D_IN(localBht$D_IN),
.WE(localBht$WE),
.D_OUT_1(localBht$D_OUT_1),
.D_OUT_2(localBht$D_OUT_2),
.D_OUT_3(localBht$D_OUT_3),
.D_OUT_4(),
.D_OUT_5());
// submodule localHistTab
RegFile #(.addr_width(32'd10),
.data_width(32'd10),
.lo(10'd0),
.hi(10'd1023)) localHistTab(.CLK(CLK),
.ADDR_1(localHistTab$ADDR_1),
.ADDR_2(localHistTab$ADDR_2),
.ADDR_3(localHistTab$ADDR_3),
.ADDR_4(localHistTab$ADDR_4),
.ADDR_5(localHistTab$ADDR_5),
.ADDR_IN(localHistTab$ADDR_IN),
.D_IN(localHistTab$D_IN),
.WE(localHistTab$WE),
.D_OUT_1(localHistTab$D_OUT_1),
.D_OUT_2(localHistTab$D_OUT_2),
.D_OUT_3(),
.D_OUT_4(),
.D_OUT_5());
// submodule predCnt_dummy2_0
RevertReg #(.width(32'd1), .init(1'd1)) predCnt_dummy2_0(.CLK(CLK),
.D_IN(predCnt_dummy2_0$D_IN),
.EN(predCnt_dummy2_0$EN),
.Q_OUT(predCnt_dummy2_0$Q_OUT));
// submodule predCnt_dummy2_1
RevertReg #(.width(32'd1), .init(1'd1)) predCnt_dummy2_1(.CLK(CLK),
.D_IN(predCnt_dummy2_1$D_IN),
.EN(predCnt_dummy2_1$EN),
.Q_OUT(predCnt_dummy2_1$Q_OUT));
// submodule predCnt_dummy2_2
RevertReg #(.width(32'd1), .init(1'd1)) predCnt_dummy2_2(.CLK(CLK),
.D_IN(predCnt_dummy2_2$D_IN),
.EN(predCnt_dummy2_2$EN),
.Q_OUT(predCnt_dummy2_2$Q_OUT));
// submodule predRes_dummy2_0
RevertReg #(.width(32'd1), .init(1'd1)) predRes_dummy2_0(.CLK(CLK),
.D_IN(predRes_dummy2_0$D_IN),
.EN(predRes_dummy2_0$EN),
.Q_OUT(predRes_dummy2_0$Q_OUT));
// submodule predRes_dummy2_1
RevertReg #(.width(32'd1), .init(1'd1)) predRes_dummy2_1(.CLK(CLK),
.D_IN(predRes_dummy2_1$D_IN),
.EN(predRes_dummy2_1$EN),
.Q_OUT(predRes_dummy2_1$Q_OUT));
// submodule predRes_dummy2_2
RevertReg #(.width(32'd1), .init(1'd1)) predRes_dummy2_2(.CLK(CLK),
.D_IN(predRes_dummy2_2$D_IN),
.EN(predRes_dummy2_2$EN),
.Q_OUT(predRes_dummy2_2$Q_OUT));
// rule RL_canonGlobalHist
assign CAN_FIRE_RL_canonGlobalHist = 1'd1 ;
assign WILL_FIRE_RL_canonGlobalHist = 1'd1 ;
// rule RL_predCnt_canon
assign CAN_FIRE_RL_predCnt_canon = 1'd1 ;
assign WILL_FIRE_RL_predCnt_canon = 1'd1 ;
// rule RL_predRes_canon
assign CAN_FIRE_RL_predRes_canon = 1'd1 ;
assign WILL_FIRE_RL_predRes_canon = 1'd1 ;
// inlined wires
assign predCnt_lat_0$wget = n__read__h5480 + 2'd1 ;
assign predCnt_lat_1$wget = n__read__h6046 + 2'd1 ;
assign predRes_lat_0$wget =
IF_choiceBht_sub_gHistReg_history__1_SRL_IF_pr_ETC___d41 ?
res__h5661 | x__h5716 :
res__h5661 & y__h5925 ;
assign predRes_lat_1$wget =
IF_choiceBht_sub_gHistReg_history__1_SRL_IF_pr_ETC___d65 ?
res__h6402 | x__h6457 :
res__h6402 & y__h6663 ;
// register predCnt_rl
assign predCnt_rl$D_IN = 2'd0 ;
assign predCnt_rl$EN = 1'd1 ;
// register predRes_rl
assign predRes_rl$D_IN = 2'd0 ;
assign predRes_rl$EN = 1'd1 ;
// submodule choiceBht
assign choiceBht$ADDR_1 = globalHist__h6021 ;
assign choiceBht$ADDR_2 = globalHist__h5455 ;
assign choiceBht$ADDR_3 = update_train[23:12] ;
assign choiceBht$ADDR_4 = 12'h0 ;
assign choiceBht$ADDR_5 = 12'h0 ;
assign choiceBht$ADDR_IN = update_train[23:12] ;
assign choiceBht$D_IN =
(update_train[0] == update_taken) ?
((choiceBht$D_OUT_3 == 2'd3) ?
choiceBht$D_OUT_3 :
choiceBht$D_OUT_3 + 2'd1) :
((choiceBht$D_OUT_3 == 2'd0) ?
choiceBht$D_OUT_3 :
choiceBht$D_OUT_3 - 2'd1) ;
assign choiceBht$WE = EN_update && update_train[1] != update_train[0] ;
// submodule gHistReg
assign gHistReg$addHistory_num =
predCnt_dummy2_2$Q_OUT ?
(EN_pred_1_pred ?
upd__h4373 :
IF_predCnt_lat_0_whas_THEN_predCnt_lat_0_wget__ETC___d8) :
2'd0 ;
assign gHistReg$addHistory_taken =
predRes_dummy2_2$Q_OUT ?
(EN_pred_1_pred ?
upd__h4123 :
IF_predRes_lat_0_whas__5_THEN_predRes_lat_0_wg_ETC___d18) :
2'd0 ;
assign gHistReg$redirect_newHist = { update_taken, update_train[23:13] } ;
assign gHistReg$EN_addHistory = 1'd1 ;
assign gHistReg$EN_redirect = EN_update && update_mispred ;
// submodule globalBht
assign globalBht$ADDR_1 = globalHist__h6021 ;
assign globalBht$ADDR_2 = globalHist__h5455 ;
assign globalBht$ADDR_3 = update_train[23:12] ;
assign globalBht$ADDR_4 = 12'h0 ;
assign globalBht$ADDR_5 = 12'h0 ;
assign globalBht$ADDR_IN = update_train[23:12] ;
assign globalBht$D_IN =
update_taken ?
((globalBht$D_OUT_3 == 2'd3) ?
globalBht$D_OUT_3 :
globalBht$D_OUT_3 + 2'd1) :
((globalBht$D_OUT_3 == 2'd0) ?
globalBht$D_OUT_3 :
globalBht$D_OUT_3 - 2'd1) ;
assign globalBht$WE = EN_update ;
// submodule localBht
assign localBht$ADDR_1 = update_train[11:2] ;
assign localBht$ADDR_2 = localHistTab$D_OUT_1 ;
assign localBht$ADDR_3 = localHistTab$D_OUT_2 ;
assign localBht$ADDR_4 = 10'h0 ;
assign localBht$ADDR_5 = 10'h0 ;
assign localBht$ADDR_IN = update_train[11:2] ;
assign localBht$D_IN =
update_taken ?
((localBht$D_OUT_1 == 3'd7) ?
localBht$D_OUT_1 :
localBht$D_OUT_1 + 3'd1) :
((localBht$D_OUT_1 == 3'd0) ?
localBht$D_OUT_1 :
localBht$D_OUT_1 - 3'd1) ;
assign localBht$WE = EN_update ;
// submodule localHistTab
assign localHistTab$ADDR_1 = pred_1_pred_pc[11:2] ;
assign localHistTab$ADDR_2 = pred_0_pred_pc[11:2] ;
assign localHistTab$ADDR_3 = 10'h0 ;
assign localHistTab$ADDR_4 = 10'h0 ;
assign localHistTab$ADDR_5 = 10'h0 ;
assign localHistTab$ADDR_IN = update_pc[11:2] ;
assign localHistTab$D_IN = { update_taken, update_train[11:3] } ;
assign localHistTab$WE = EN_update ;
// submodule predCnt_dummy2_0
assign predCnt_dummy2_0$D_IN = 1'd1 ;
assign predCnt_dummy2_0$EN = EN_pred_0_pred ;
// submodule predCnt_dummy2_1
assign predCnt_dummy2_1$D_IN = 1'd1 ;
assign predCnt_dummy2_1$EN = EN_pred_1_pred ;
// submodule predCnt_dummy2_2
assign predCnt_dummy2_2$D_IN = 1'd1 ;
assign predCnt_dummy2_2$EN = 1'd1 ;
// submodule predRes_dummy2_0
assign predRes_dummy2_0$D_IN = 1'd1 ;
assign predRes_dummy2_0$EN = EN_pred_0_pred ;
// submodule predRes_dummy2_1
assign predRes_dummy2_1$D_IN = 1'd1 ;
assign predRes_dummy2_1$EN = EN_pred_1_pred ;
// submodule predRes_dummy2_2
assign predRes_dummy2_2$D_IN = 1'd1 ;
assign predRes_dummy2_2$EN = 1'd1 ;
// remaining internal signals
assign IF_choiceBht_sub_gHistReg_history__1_SRL_IF_pr_ETC___d41 =
choiceBht$D_OUT_2[1] ?
localBht$D_OUT_3[2] :
globalBht$D_OUT_2[1] ;
assign IF_choiceBht_sub_gHistReg_history__1_SRL_IF_pr_ETC___d65 =
choiceBht$D_OUT_1[1] ?
localBht$D_OUT_2[2] :
globalBht$D_OUT_1[1] ;
assign IF_predCnt_lat_0_whas_THEN_predCnt_lat_0_wget__ETC___d8 =
EN_pred_0_pred ? upd__h6156 : predCnt_rl ;
assign IF_predRes_lat_0_whas__5_THEN_predRes_lat_0_wg_ETC___d18 =
EN_pred_0_pred ? upd__h6629 : predRes_rl ;
assign globalHist__h5455 = gHistReg$history >> n__read__h5480 ;
assign globalHist__h6021 = gHistReg$history >> n__read__h6046 ;
assign n__read__h5480 =
(predCnt_dummy2_0$Q_OUT && predCnt_dummy2_1$Q_OUT &&
predCnt_dummy2_2$Q_OUT) ?
predCnt_rl :
2'd0 ;
assign n__read__h6046 =
(predCnt_dummy2_1$Q_OUT && predCnt_dummy2_2$Q_OUT) ?
IF_predCnt_lat_0_whas_THEN_predCnt_lat_0_wget__ETC___d8 :
2'd0 ;
assign res__h5661 =
(predRes_dummy2_0$Q_OUT && predRes_dummy2_1$Q_OUT &&
predRes_dummy2_2$Q_OUT) ?
predRes_rl :
2'd0 ;
assign res__h6402 =
(predRes_dummy2_1$Q_OUT && predRes_dummy2_2$Q_OUT) ?
IF_predRes_lat_0_whas__5_THEN_predRes_lat_0_wg_ETC___d18 :
2'd0 ;
assign upd__h4123 = predRes_lat_1$wget ;
assign upd__h4373 = predCnt_lat_1$wget ;
assign upd__h6156 = predCnt_lat_0$wget ;
assign upd__h6629 = predRes_lat_0$wget ;
assign x__h5716 = 2'd1 << n__read__h5480 ;
assign x__h6457 = 2'd1 << n__read__h6046 ;
assign y__h5925 = ~x__h5716 ;
assign y__h6663 = ~x__h6457 ;
// handling of inlined registers
always@(posedge CLK)
begin
if (RST_N == `BSV_RESET_VALUE)
begin
predCnt_rl <= `BSV_ASSIGNMENT_DELAY 2'd0;
predRes_rl <= `BSV_ASSIGNMENT_DELAY 2'd0;
end
else
begin
if (predCnt_rl$EN)
predCnt_rl <= `BSV_ASSIGNMENT_DELAY predCnt_rl$D_IN;
if (predRes_rl$EN)
predRes_rl <= `BSV_ASSIGNMENT_DELAY predRes_rl$D_IN;
end
end
// synopsys translate_off
`ifdef BSV_NO_INITIAL_BLOCKS
`else // not BSV_NO_INITIAL_BLOCKS
initial
begin
predCnt_rl = 2'h2;
predRes_rl = 2'h2;
end
`endif // BSV_NO_INITIAL_BLOCKS
// synopsys translate_on
endmodule // mkTourPred