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fpga-lab-2/Top/niosII/synthesis/submodules/niosII_cpu_cpu.v

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//Legal Notice: (C)2022 Altera Corporation. All rights reserved. Your
//use of Altera Corporation's design tools, logic functions and other
//software and tools, and its AMPP partner logic functions, and any
//output files any of the foregoing (including device programming or
//simulation files), and any associated documentation or information are
//expressly subject to the terms and conditions of the Altera Program
//License Subscription Agreement or other applicable license agreement,
//including, without limitation, that your use is for the sole purpose
//of programming logic devices manufactured by Altera and sold by Altera
//or its authorized distributors. Please refer to the applicable
//agreement for further details.
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_register_bank_a_module (
// inputs:
clock,
data,
rdaddress,
wraddress,
wren,
// outputs:
q
)
;
parameter lpm_file = "UNUSED";
output [ 31: 0] q;
input clock;
input [ 31: 0] data;
input [ 4: 0] rdaddress;
input [ 4: 0] wraddress;
input wren;
wire [ 31: 0] q;
wire [ 31: 0] ram_data;
wire [ 31: 0] ram_q;
assign q = ram_q;
assign ram_data = data;
altsyncram the_altsyncram
(
.address_a (wraddress),
.address_b (rdaddress),
.clock0 (clock),
.data_a (ram_data),
.q_b (ram_q),
.wren_a (wren)
);
defparam the_altsyncram.address_reg_b = "CLOCK0",
the_altsyncram.init_file = lpm_file,
the_altsyncram.maximum_depth = 0,
the_altsyncram.numwords_a = 32,
the_altsyncram.numwords_b = 32,
the_altsyncram.operation_mode = "DUAL_PORT",
the_altsyncram.outdata_reg_b = "UNREGISTERED",
the_altsyncram.ram_block_type = "AUTO",
the_altsyncram.rdcontrol_reg_b = "CLOCK0",
the_altsyncram.read_during_write_mode_mixed_ports = "DONT_CARE",
the_altsyncram.width_a = 32,
the_altsyncram.width_b = 32,
the_altsyncram.widthad_a = 5,
the_altsyncram.widthad_b = 5;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_register_bank_b_module (
// inputs:
clock,
data,
rdaddress,
wraddress,
wren,
// outputs:
q
)
;
parameter lpm_file = "UNUSED";
output [ 31: 0] q;
input clock;
input [ 31: 0] data;
input [ 4: 0] rdaddress;
input [ 4: 0] wraddress;
input wren;
wire [ 31: 0] q;
wire [ 31: 0] ram_data;
wire [ 31: 0] ram_q;
assign q = ram_q;
assign ram_data = data;
altsyncram the_altsyncram
(
.address_a (wraddress),
.address_b (rdaddress),
.clock0 (clock),
.data_a (ram_data),
.q_b (ram_q),
.wren_a (wren)
);
defparam the_altsyncram.address_reg_b = "CLOCK0",
the_altsyncram.init_file = lpm_file,
the_altsyncram.maximum_depth = 0,
the_altsyncram.numwords_a = 32,
the_altsyncram.numwords_b = 32,
the_altsyncram.operation_mode = "DUAL_PORT",
the_altsyncram.outdata_reg_b = "UNREGISTERED",
the_altsyncram.ram_block_type = "AUTO",
the_altsyncram.rdcontrol_reg_b = "CLOCK0",
the_altsyncram.read_during_write_mode_mixed_ports = "DONT_CARE",
the_altsyncram.width_a = 32,
the_altsyncram.width_b = 32,
the_altsyncram.widthad_a = 5,
the_altsyncram.widthad_b = 5;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_debug (
// inputs:
clk,
dbrk_break,
debugreq,
hbreak_enabled,
jdo,
jrst_n,
ocireg_ers,
ocireg_mrs,
reset,
st_ready_test_idle,
take_action_ocimem_a,
take_action_ocireg,
xbrk_break,
// outputs:
debugack,
monitor_error,
monitor_go,
monitor_ready,
oci_hbreak_req,
resetlatch,
resetrequest
)
;
output debugack;
output monitor_error;
output monitor_go;
output monitor_ready;
output oci_hbreak_req;
output resetlatch;
output resetrequest;
input clk;
input dbrk_break;
input debugreq;
input hbreak_enabled;
input [ 37: 0] jdo;
input jrst_n;
input ocireg_ers;
input ocireg_mrs;
input reset;
input st_ready_test_idle;
input take_action_ocimem_a;
input take_action_ocireg;
input xbrk_break;
reg break_on_reset /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
wire debugack;
reg jtag_break /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
reg monitor_error /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=D101" */;
reg monitor_go /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=D101" */;
reg monitor_ready /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=D101" */;
wire oci_hbreak_req;
wire reset_sync;
reg resetlatch /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
reg resetrequest /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
wire unxcomplemented_resetxx0;
assign unxcomplemented_resetxx0 = jrst_n;
altera_std_synchronizer the_altera_std_synchronizer
(
.clk (clk),
.din (reset),
.dout (reset_sync),
.reset_n (unxcomplemented_resetxx0)
);
defparam the_altera_std_synchronizer.depth = 2;
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
begin
resetrequest <= 1'b0;
break_on_reset <= 1'b0;
jtag_break <= 1'b0;
end
else if (take_action_ocimem_a)
begin
resetrequest <= jdo[22];
jtag_break <= jdo[21] ? 1
: jdo[20] ? 0
: jtag_break;
break_on_reset <= jdo[19] ? 1
: jdo[18] ? 0
: break_on_reset;
resetlatch <= jdo[24] ? 0 : resetlatch;
end
else if (reset_sync)
begin
jtag_break <= break_on_reset;
resetlatch <= 1;
end
else if (debugreq & ~debugack & break_on_reset)
jtag_break <= 1'b1;
end
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
begin
monitor_ready <= 1'b0;
monitor_error <= 1'b0;
monitor_go <= 1'b0;
end
else
begin
if (take_action_ocimem_a && jdo[25])
monitor_ready <= 1'b0;
else if (take_action_ocireg && ocireg_mrs)
monitor_ready <= 1'b1;
if (take_action_ocimem_a && jdo[25])
monitor_error <= 1'b0;
else if (take_action_ocireg && ocireg_ers)
monitor_error <= 1'b1;
if (take_action_ocimem_a && jdo[23])
monitor_go <= 1'b1;
else if (st_ready_test_idle)
monitor_go <= 1'b0;
end
end
assign oci_hbreak_req = jtag_break | dbrk_break | xbrk_break | debugreq;
assign debugack = ~hbreak_enabled;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_break (
// inputs:
clk,
dbrk_break,
dbrk_goto0,
dbrk_goto1,
jdo,
jrst_n,
take_action_break_a,
take_action_break_b,
take_action_break_c,
take_no_action_break_a,
take_no_action_break_b,
take_no_action_break_c,
xbrk_goto0,
xbrk_goto1,
// outputs:
break_readreg,
dbrk_hit0_latch,
dbrk_hit1_latch,
dbrk_hit2_latch,
dbrk_hit3_latch,
trigbrktype,
trigger_state_0,
trigger_state_1,
xbrk_ctrl0,
xbrk_ctrl1,
xbrk_ctrl2,
xbrk_ctrl3
)
;
output [ 31: 0] break_readreg;
output dbrk_hit0_latch;
output dbrk_hit1_latch;
output dbrk_hit2_latch;
output dbrk_hit3_latch;
output trigbrktype;
output trigger_state_0;
output trigger_state_1;
output [ 7: 0] xbrk_ctrl0;
output [ 7: 0] xbrk_ctrl1;
output [ 7: 0] xbrk_ctrl2;
output [ 7: 0] xbrk_ctrl3;
input clk;
input dbrk_break;
input dbrk_goto0;
input dbrk_goto1;
input [ 37: 0] jdo;
input jrst_n;
input take_action_break_a;
input take_action_break_b;
input take_action_break_c;
input take_no_action_break_a;
input take_no_action_break_b;
input take_no_action_break_c;
input xbrk_goto0;
input xbrk_goto1;
wire [ 3: 0] break_a_wpr;
wire [ 1: 0] break_a_wpr_high_bits;
wire [ 1: 0] break_a_wpr_low_bits;
wire [ 1: 0] break_b_rr;
wire [ 1: 0] break_c_rr;
reg [ 31: 0] break_readreg /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
wire dbrk0_high_value;
wire dbrk0_low_value;
wire dbrk1_high_value;
wire dbrk1_low_value;
wire dbrk2_high_value;
wire dbrk2_low_value;
wire dbrk3_high_value;
wire dbrk3_low_value;
wire dbrk_hit0_latch;
wire dbrk_hit1_latch;
wire dbrk_hit2_latch;
wire dbrk_hit3_latch;
wire take_action_any_break;
reg trigbrktype /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
reg trigger_state;
wire trigger_state_0;
wire trigger_state_1;
wire [ 31: 0] xbrk0_value;
wire [ 31: 0] xbrk1_value;
wire [ 31: 0] xbrk2_value;
wire [ 31: 0] xbrk3_value;
reg [ 7: 0] xbrk_ctrl0 /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
reg [ 7: 0] xbrk_ctrl1 /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
reg [ 7: 0] xbrk_ctrl2 /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
reg [ 7: 0] xbrk_ctrl3 /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,R101\"" */;
assign break_a_wpr = jdo[35 : 32];
assign break_a_wpr_high_bits = break_a_wpr[3 : 2];
assign break_a_wpr_low_bits = break_a_wpr[1 : 0];
assign break_b_rr = jdo[33 : 32];
assign break_c_rr = jdo[33 : 32];
assign take_action_any_break = take_action_break_a | take_action_break_b | take_action_break_c;
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
begin
xbrk_ctrl0 <= 0;
xbrk_ctrl1 <= 0;
xbrk_ctrl2 <= 0;
xbrk_ctrl3 <= 0;
trigbrktype <= 0;
end
else
begin
if (take_action_any_break)
trigbrktype <= 0;
else if (dbrk_break)
trigbrktype <= 1;
if (take_action_break_b)
begin
if ((break_b_rr == 2'b00) && (0 >= 1))
begin
xbrk_ctrl0[0] <= jdo[27];
xbrk_ctrl0[1] <= jdo[28];
xbrk_ctrl0[2] <= jdo[29];
xbrk_ctrl0[3] <= jdo[30];
xbrk_ctrl0[4] <= jdo[21];
xbrk_ctrl0[5] <= jdo[20];
xbrk_ctrl0[6] <= jdo[19];
xbrk_ctrl0[7] <= jdo[18];
end
if ((break_b_rr == 2'b01) && (0 >= 2))
begin
xbrk_ctrl1[0] <= jdo[27];
xbrk_ctrl1[1] <= jdo[28];
xbrk_ctrl1[2] <= jdo[29];
xbrk_ctrl1[3] <= jdo[30];
xbrk_ctrl1[4] <= jdo[21];
xbrk_ctrl1[5] <= jdo[20];
xbrk_ctrl1[6] <= jdo[19];
xbrk_ctrl1[7] <= jdo[18];
end
if ((break_b_rr == 2'b10) && (0 >= 3))
begin
xbrk_ctrl2[0] <= jdo[27];
xbrk_ctrl2[1] <= jdo[28];
xbrk_ctrl2[2] <= jdo[29];
xbrk_ctrl2[3] <= jdo[30];
xbrk_ctrl2[4] <= jdo[21];
xbrk_ctrl2[5] <= jdo[20];
xbrk_ctrl2[6] <= jdo[19];
xbrk_ctrl2[7] <= jdo[18];
end
if ((break_b_rr == 2'b11) && (0 >= 4))
begin
xbrk_ctrl3[0] <= jdo[27];
xbrk_ctrl3[1] <= jdo[28];
xbrk_ctrl3[2] <= jdo[29];
xbrk_ctrl3[3] <= jdo[30];
xbrk_ctrl3[4] <= jdo[21];
xbrk_ctrl3[5] <= jdo[20];
xbrk_ctrl3[6] <= jdo[19];
xbrk_ctrl3[7] <= jdo[18];
end
end
end
end
assign dbrk_hit0_latch = 1'b0;
assign dbrk0_low_value = 0;
assign dbrk0_high_value = 0;
assign dbrk_hit1_latch = 1'b0;
assign dbrk1_low_value = 0;
assign dbrk1_high_value = 0;
assign dbrk_hit2_latch = 1'b0;
assign dbrk2_low_value = 0;
assign dbrk2_high_value = 0;
assign dbrk_hit3_latch = 1'b0;
assign dbrk3_low_value = 0;
assign dbrk3_high_value = 0;
assign xbrk0_value = 32'b0;
assign xbrk1_value = 32'b0;
assign xbrk2_value = 32'b0;
assign xbrk3_value = 32'b0;
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
break_readreg <= 32'b0;
else if (take_action_any_break)
break_readreg <= jdo[31 : 0];
else if (take_no_action_break_a)
case (break_a_wpr_high_bits)
2'd0: begin
case (break_a_wpr_low_bits) // synthesis full_case
2'd0: begin
break_readreg <= xbrk0_value;
end // 2'd0
2'd1: begin
break_readreg <= xbrk1_value;
end // 2'd1
2'd2: begin
break_readreg <= xbrk2_value;
end // 2'd2
2'd3: begin
break_readreg <= xbrk3_value;
end // 2'd3
endcase // break_a_wpr_low_bits
end // 2'd0
2'd1: begin
break_readreg <= 32'b0;
end // 2'd1
2'd2: begin
case (break_a_wpr_low_bits) // synthesis full_case
2'd0: begin
break_readreg <= dbrk0_low_value;
end // 2'd0
2'd1: begin
break_readreg <= dbrk1_low_value;
end // 2'd1
2'd2: begin
break_readreg <= dbrk2_low_value;
end // 2'd2
2'd3: begin
break_readreg <= dbrk3_low_value;
end // 2'd3
endcase // break_a_wpr_low_bits
end // 2'd2
2'd3: begin
case (break_a_wpr_low_bits) // synthesis full_case
2'd0: begin
break_readreg <= dbrk0_high_value;
end // 2'd0
2'd1: begin
break_readreg <= dbrk1_high_value;
end // 2'd1
2'd2: begin
break_readreg <= dbrk2_high_value;
end // 2'd2
2'd3: begin
break_readreg <= dbrk3_high_value;
end // 2'd3
endcase // break_a_wpr_low_bits
end // 2'd3
endcase // break_a_wpr_high_bits
else if (take_no_action_break_b)
break_readreg <= jdo[31 : 0];
else if (take_no_action_break_c)
break_readreg <= jdo[31 : 0];
end
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
trigger_state <= 0;
else if (trigger_state_1 & (xbrk_goto0 | dbrk_goto0))
trigger_state <= 0;
else if (trigger_state_0 & (xbrk_goto1 | dbrk_goto1))
trigger_state <= -1;
end
assign trigger_state_0 = ~trigger_state;
assign trigger_state_1 = trigger_state;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_xbrk (
// inputs:
D_valid,
E_valid,
F_pc,
clk,
reset_n,
trigger_state_0,
trigger_state_1,
xbrk_ctrl0,
xbrk_ctrl1,
xbrk_ctrl2,
xbrk_ctrl3,
// outputs:
xbrk_break,
xbrk_goto0,
xbrk_goto1,
xbrk_traceoff,
xbrk_traceon,
xbrk_trigout
)
;
output xbrk_break;
output xbrk_goto0;
output xbrk_goto1;
output xbrk_traceoff;
output xbrk_traceon;
output xbrk_trigout;
input D_valid;
input E_valid;
input [ 15: 0] F_pc;
input clk;
input reset_n;
input trigger_state_0;
input trigger_state_1;
input [ 7: 0] xbrk_ctrl0;
input [ 7: 0] xbrk_ctrl1;
input [ 7: 0] xbrk_ctrl2;
input [ 7: 0] xbrk_ctrl3;
wire D_cpu_addr_en;
wire E_cpu_addr_en;
reg E_xbrk_goto0;
reg E_xbrk_goto1;
reg E_xbrk_traceoff;
reg E_xbrk_traceon;
reg E_xbrk_trigout;
wire [ 17: 0] cpu_i_address;
wire xbrk0_armed;
wire xbrk0_break_hit;
wire xbrk0_goto0_hit;
wire xbrk0_goto1_hit;
wire xbrk0_toff_hit;
wire xbrk0_ton_hit;
wire xbrk0_tout_hit;
wire xbrk1_armed;
wire xbrk1_break_hit;
wire xbrk1_goto0_hit;
wire xbrk1_goto1_hit;
wire xbrk1_toff_hit;
wire xbrk1_ton_hit;
wire xbrk1_tout_hit;
wire xbrk2_armed;
wire xbrk2_break_hit;
wire xbrk2_goto0_hit;
wire xbrk2_goto1_hit;
wire xbrk2_toff_hit;
wire xbrk2_ton_hit;
wire xbrk2_tout_hit;
wire xbrk3_armed;
wire xbrk3_break_hit;
wire xbrk3_goto0_hit;
wire xbrk3_goto1_hit;
wire xbrk3_toff_hit;
wire xbrk3_ton_hit;
wire xbrk3_tout_hit;
reg xbrk_break;
wire xbrk_break_hit;
wire xbrk_goto0;
wire xbrk_goto0_hit;
wire xbrk_goto1;
wire xbrk_goto1_hit;
wire xbrk_toff_hit;
wire xbrk_ton_hit;
wire xbrk_tout_hit;
wire xbrk_traceoff;
wire xbrk_traceon;
wire xbrk_trigout;
assign cpu_i_address = {F_pc, 2'b00};
assign D_cpu_addr_en = D_valid;
assign E_cpu_addr_en = E_valid;
assign xbrk0_break_hit = 0;
assign xbrk0_ton_hit = 0;
assign xbrk0_toff_hit = 0;
assign xbrk0_tout_hit = 0;
assign xbrk0_goto0_hit = 0;
assign xbrk0_goto1_hit = 0;
assign xbrk1_break_hit = 0;
assign xbrk1_ton_hit = 0;
assign xbrk1_toff_hit = 0;
assign xbrk1_tout_hit = 0;
assign xbrk1_goto0_hit = 0;
assign xbrk1_goto1_hit = 0;
assign xbrk2_break_hit = 0;
assign xbrk2_ton_hit = 0;
assign xbrk2_toff_hit = 0;
assign xbrk2_tout_hit = 0;
assign xbrk2_goto0_hit = 0;
assign xbrk2_goto1_hit = 0;
assign xbrk3_break_hit = 0;
assign xbrk3_ton_hit = 0;
assign xbrk3_toff_hit = 0;
assign xbrk3_tout_hit = 0;
assign xbrk3_goto0_hit = 0;
assign xbrk3_goto1_hit = 0;
assign xbrk_break_hit = (xbrk0_break_hit) | (xbrk1_break_hit) | (xbrk2_break_hit) | (xbrk3_break_hit);
assign xbrk_ton_hit = (xbrk0_ton_hit) | (xbrk1_ton_hit) | (xbrk2_ton_hit) | (xbrk3_ton_hit);
assign xbrk_toff_hit = (xbrk0_toff_hit) | (xbrk1_toff_hit) | (xbrk2_toff_hit) | (xbrk3_toff_hit);
assign xbrk_tout_hit = (xbrk0_tout_hit) | (xbrk1_tout_hit) | (xbrk2_tout_hit) | (xbrk3_tout_hit);
assign xbrk_goto0_hit = (xbrk0_goto0_hit) | (xbrk1_goto0_hit) | (xbrk2_goto0_hit) | (xbrk3_goto0_hit);
assign xbrk_goto1_hit = (xbrk0_goto1_hit) | (xbrk1_goto1_hit) | (xbrk2_goto1_hit) | (xbrk3_goto1_hit);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
xbrk_break <= 0;
else if (E_cpu_addr_en)
xbrk_break <= xbrk_break_hit;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_xbrk_traceon <= 0;
else if (E_cpu_addr_en)
E_xbrk_traceon <= xbrk_ton_hit;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_xbrk_traceoff <= 0;
else if (E_cpu_addr_en)
E_xbrk_traceoff <= xbrk_toff_hit;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_xbrk_trigout <= 0;
else if (E_cpu_addr_en)
E_xbrk_trigout <= xbrk_tout_hit;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_xbrk_goto0 <= 0;
else if (E_cpu_addr_en)
E_xbrk_goto0 <= xbrk_goto0_hit;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_xbrk_goto1 <= 0;
else if (E_cpu_addr_en)
E_xbrk_goto1 <= xbrk_goto1_hit;
end
assign xbrk_traceon = 1'b0;
assign xbrk_traceoff = 1'b0;
assign xbrk_trigout = 1'b0;
assign xbrk_goto0 = 1'b0;
assign xbrk_goto1 = 1'b0;
assign xbrk0_armed = (xbrk_ctrl0[4] & trigger_state_0) ||
(xbrk_ctrl0[5] & trigger_state_1);
assign xbrk1_armed = (xbrk_ctrl1[4] & trigger_state_0) ||
(xbrk_ctrl1[5] & trigger_state_1);
assign xbrk2_armed = (xbrk_ctrl2[4] & trigger_state_0) ||
(xbrk_ctrl2[5] & trigger_state_1);
assign xbrk3_armed = (xbrk_ctrl3[4] & trigger_state_0) ||
(xbrk_ctrl3[5] & trigger_state_1);
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_dbrk (
// inputs:
E_st_data,
av_ld_data_aligned_filtered,
clk,
d_address,
d_read,
d_waitrequest,
d_write,
debugack,
reset_n,
// outputs:
cpu_d_address,
cpu_d_read,
cpu_d_readdata,
cpu_d_wait,
cpu_d_write,
cpu_d_writedata,
dbrk_break,
dbrk_goto0,
dbrk_goto1,
dbrk_traceme,
dbrk_traceoff,
dbrk_traceon,
dbrk_trigout
)
;
output [ 17: 0] cpu_d_address;
output cpu_d_read;
output [ 31: 0] cpu_d_readdata;
output cpu_d_wait;
output cpu_d_write;
output [ 31: 0] cpu_d_writedata;
output dbrk_break;
output dbrk_goto0;
output dbrk_goto1;
output dbrk_traceme;
output dbrk_traceoff;
output dbrk_traceon;
output dbrk_trigout;
input [ 31: 0] E_st_data;
input [ 31: 0] av_ld_data_aligned_filtered;
input clk;
input [ 17: 0] d_address;
input d_read;
input d_waitrequest;
input d_write;
input debugack;
input reset_n;
wire [ 17: 0] cpu_d_address;
wire cpu_d_read;
wire [ 31: 0] cpu_d_readdata;
wire cpu_d_wait;
wire cpu_d_write;
wire [ 31: 0] cpu_d_writedata;
wire dbrk0_armed;
wire dbrk0_break_pulse;
wire dbrk0_goto0;
wire dbrk0_goto1;
wire dbrk0_traceme;
wire dbrk0_traceoff;
wire dbrk0_traceon;
wire dbrk0_trigout;
wire dbrk1_armed;
wire dbrk1_break_pulse;
wire dbrk1_goto0;
wire dbrk1_goto1;
wire dbrk1_traceme;
wire dbrk1_traceoff;
wire dbrk1_traceon;
wire dbrk1_trigout;
wire dbrk2_armed;
wire dbrk2_break_pulse;
wire dbrk2_goto0;
wire dbrk2_goto1;
wire dbrk2_traceme;
wire dbrk2_traceoff;
wire dbrk2_traceon;
wire dbrk2_trigout;
wire dbrk3_armed;
wire dbrk3_break_pulse;
wire dbrk3_goto0;
wire dbrk3_goto1;
wire dbrk3_traceme;
wire dbrk3_traceoff;
wire dbrk3_traceon;
wire dbrk3_trigout;
reg dbrk_break;
reg dbrk_break_pulse;
wire [ 31: 0] dbrk_data;
reg dbrk_goto0;
reg dbrk_goto1;
reg dbrk_traceme;
reg dbrk_traceoff;
reg dbrk_traceon;
reg dbrk_trigout;
assign cpu_d_address = d_address;
assign cpu_d_readdata = av_ld_data_aligned_filtered;
assign cpu_d_read = d_read;
assign cpu_d_writedata = E_st_data;
assign cpu_d_write = d_write;
assign cpu_d_wait = d_waitrequest;
assign dbrk_data = cpu_d_write ? cpu_d_writedata : cpu_d_readdata;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
dbrk_break <= 0;
else
dbrk_break <= dbrk_break ? ~debugack
: dbrk_break_pulse;
end
assign dbrk0_armed = 1'b0;
assign dbrk0_trigout = 1'b0;
assign dbrk0_break_pulse = 1'b0;
assign dbrk0_traceoff = 1'b0;
assign dbrk0_traceon = 1'b0;
assign dbrk0_traceme = 1'b0;
assign dbrk0_goto0 = 1'b0;
assign dbrk0_goto1 = 1'b0;
assign dbrk1_armed = 1'b0;
assign dbrk1_trigout = 1'b0;
assign dbrk1_break_pulse = 1'b0;
assign dbrk1_traceoff = 1'b0;
assign dbrk1_traceon = 1'b0;
assign dbrk1_traceme = 1'b0;
assign dbrk1_goto0 = 1'b0;
assign dbrk1_goto1 = 1'b0;
assign dbrk2_armed = 1'b0;
assign dbrk2_trigout = 1'b0;
assign dbrk2_break_pulse = 1'b0;
assign dbrk2_traceoff = 1'b0;
assign dbrk2_traceon = 1'b0;
assign dbrk2_traceme = 1'b0;
assign dbrk2_goto0 = 1'b0;
assign dbrk2_goto1 = 1'b0;
assign dbrk3_armed = 1'b0;
assign dbrk3_trigout = 1'b0;
assign dbrk3_break_pulse = 1'b0;
assign dbrk3_traceoff = 1'b0;
assign dbrk3_traceon = 1'b0;
assign dbrk3_traceme = 1'b0;
assign dbrk3_goto0 = 1'b0;
assign dbrk3_goto1 = 1'b0;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
begin
dbrk_trigout <= 0;
dbrk_break_pulse <= 0;
dbrk_traceoff <= 0;
dbrk_traceon <= 0;
dbrk_traceme <= 0;
dbrk_goto0 <= 0;
dbrk_goto1 <= 0;
end
else
begin
dbrk_trigout <= dbrk0_trigout | dbrk1_trigout | dbrk2_trigout | dbrk3_trigout;
dbrk_break_pulse <= dbrk0_break_pulse | dbrk1_break_pulse | dbrk2_break_pulse | dbrk3_break_pulse;
dbrk_traceoff <= dbrk0_traceoff | dbrk1_traceoff | dbrk2_traceoff | dbrk3_traceoff;
dbrk_traceon <= dbrk0_traceon | dbrk1_traceon | dbrk2_traceon | dbrk3_traceon;
dbrk_traceme <= dbrk0_traceme | dbrk1_traceme | dbrk2_traceme | dbrk3_traceme;
dbrk_goto0 <= dbrk0_goto0 | dbrk1_goto0 | dbrk2_goto0 | dbrk3_goto0;
dbrk_goto1 <= dbrk0_goto1 | dbrk1_goto1 | dbrk2_goto1 | dbrk3_goto1;
end
end
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_itrace (
// inputs:
clk,
dbrk_traceoff,
dbrk_traceon,
jdo,
jrst_n,
take_action_tracectrl,
xbrk_traceoff,
xbrk_traceon,
xbrk_wrap_traceoff,
// outputs:
itm,
trc_ctrl,
trc_on
)
;
output [ 35: 0] itm;
output [ 15: 0] trc_ctrl;
output trc_on;
input clk;
input dbrk_traceoff;
input dbrk_traceon;
input [ 15: 0] jdo;
input jrst_n;
input take_action_tracectrl;
input xbrk_traceoff;
input xbrk_traceon;
input xbrk_wrap_traceoff;
wire advanced_exc_occured;
wire curr_pid;
wire [ 1: 0] dct_code;
wire dct_is_taken;
wire [ 31: 0] eic_addr;
wire [ 31: 0] exc_addr;
wire instr_retired;
wire is_cond_dct;
wire is_dct;
wire is_exception_no_break;
wire is_external_interrupt;
wire is_fast_tlb_miss_exception;
wire is_idct;
wire [ 35: 0] itm;
wire not_in_debug_mode;
wire record_dct_outcome_in_sync;
wire record_itrace;
wire [ 31: 0] retired_pcb;
wire [ 1: 0] sync_code;
wire [ 6: 0] sync_interval;
wire [ 6: 0] sync_timer;
wire [ 6: 0] sync_timer_next;
wire sync_timer_reached_zero;
wire [ 15: 0] trc_ctrl;
reg [ 10: 0] trc_ctrl_reg /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
wire trc_on;
assign is_cond_dct = 1'b0;
assign is_dct = 1'b0;
assign dct_is_taken = 1'b0;
assign is_idct = 1'b0;
assign retired_pcb = 32'b0;
assign not_in_debug_mode = 1'b0;
assign instr_retired = 1'b0;
assign advanced_exc_occured = 1'b0;
assign is_exception_no_break = 1'b0;
assign is_external_interrupt = 1'b0;
assign is_fast_tlb_miss_exception = 1'b0;
assign curr_pid = 1'b0;
assign exc_addr = 32'b0;
assign eic_addr = 32'b0;
assign sync_code = trc_ctrl[3 : 2];
assign sync_interval = { sync_code[1] & sync_code[0], 1'b0, sync_code[1] & ~sync_code[0], 1'b0, ~sync_code[1] & sync_code[0], 2'b00 };
assign sync_timer_reached_zero = sync_timer == 0;
assign record_dct_outcome_in_sync = dct_is_taken & sync_timer_reached_zero;
assign sync_timer_next = sync_timer_reached_zero ? sync_timer : (sync_timer - 1);
assign record_itrace = trc_on & trc_ctrl[4];
assign dct_code = {is_cond_dct, dct_is_taken};
assign itm = 36'd0;
assign sync_timer = 7'd1;
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
begin
trc_ctrl_reg[0] <= 1'b0;
trc_ctrl_reg[1] <= 1'b0;
trc_ctrl_reg[3 : 2] <= 2'b00;
trc_ctrl_reg[4] <= 1'b0;
trc_ctrl_reg[7 : 5] <= 3'b000;
trc_ctrl_reg[8] <= 0;
trc_ctrl_reg[9] <= 1'b0;
trc_ctrl_reg[10] <= 1'b0;
end
else if (take_action_tracectrl)
begin
trc_ctrl_reg[0] <= jdo[5];
trc_ctrl_reg[1] <= jdo[6];
trc_ctrl_reg[3 : 2] <= jdo[8 : 7];
trc_ctrl_reg[4] <= jdo[9];
trc_ctrl_reg[9] <= jdo[14];
trc_ctrl_reg[10] <= jdo[2];
trc_ctrl_reg[7 : 5] <= 3'b000;
trc_ctrl_reg[8] <= 1'b0;
end
else if (xbrk_wrap_traceoff)
begin
trc_ctrl_reg[1] <= 0;
trc_ctrl_reg[0] <= 0;
end
else if (dbrk_traceoff | xbrk_traceoff)
trc_ctrl_reg[1] <= 0;
else if (trc_ctrl_reg[0] &
(dbrk_traceon | xbrk_traceon))
trc_ctrl_reg[1] <= 1;
end
assign trc_ctrl = 0;
assign trc_on = trc_ctrl[1] & (trc_ctrl[9] | not_in_debug_mode);
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_td_mode (
// inputs:
ctrl,
// outputs:
td_mode
)
;
output [ 3: 0] td_mode;
input [ 8: 0] ctrl;
wire [ 2: 0] ctrl_bits_for_mux;
reg [ 3: 0] td_mode;
assign ctrl_bits_for_mux = ctrl[7 : 5];
always @(ctrl_bits_for_mux)
begin
case (ctrl_bits_for_mux)
3'b000: begin
td_mode = 4'b0000;
end // 3'b000
3'b001: begin
td_mode = 4'b1000;
end // 3'b001
3'b010: begin
td_mode = 4'b0100;
end // 3'b010
3'b011: begin
td_mode = 4'b1100;
end // 3'b011
3'b100: begin
td_mode = 4'b0010;
end // 3'b100
3'b101: begin
td_mode = 4'b1010;
end // 3'b101
3'b110: begin
td_mode = 4'b0101;
end // 3'b110
3'b111: begin
td_mode = 4'b1111;
end // 3'b111
endcase // ctrl_bits_for_mux
end
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_dtrace (
// inputs:
clk,
cpu_d_address,
cpu_d_read,
cpu_d_readdata,
cpu_d_wait,
cpu_d_write,
cpu_d_writedata,
jrst_n,
trc_ctrl,
// outputs:
atm,
dtm
)
;
output [ 35: 0] atm;
output [ 35: 0] dtm;
input clk;
input [ 17: 0] cpu_d_address;
input cpu_d_read;
input [ 31: 0] cpu_d_readdata;
input cpu_d_wait;
input cpu_d_write;
input [ 31: 0] cpu_d_writedata;
input jrst_n;
input [ 15: 0] trc_ctrl;
reg [ 35: 0] atm /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=R101" */;
wire [ 31: 0] cpu_d_address_0_padded;
wire [ 31: 0] cpu_d_readdata_0_padded;
wire [ 31: 0] cpu_d_writedata_0_padded;
reg [ 35: 0] dtm /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=R101" */;
wire dummy_tie_off;
wire record_load_addr;
wire record_load_data;
wire record_store_addr;
wire record_store_data;
wire [ 3: 0] td_mode_trc_ctrl;
assign cpu_d_writedata_0_padded = cpu_d_writedata | 32'b0;
assign cpu_d_readdata_0_padded = cpu_d_readdata | 32'b0;
assign cpu_d_address_0_padded = cpu_d_address | 32'b0;
//niosII_cpu_cpu_nios2_oci_trc_ctrl_td_mode, which is an e_instance
niosII_cpu_cpu_nios2_oci_td_mode niosII_cpu_cpu_nios2_oci_trc_ctrl_td_mode
(
.ctrl (trc_ctrl[8 : 0]),
.td_mode (td_mode_trc_ctrl)
);
assign {record_load_addr, record_store_addr,
record_load_data, record_store_data} = td_mode_trc_ctrl;
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
begin
atm <= 0;
dtm <= 0;
end
else
begin
atm <= 0;
dtm <= 0;
end
end
assign dummy_tie_off = cpu_d_wait|cpu_d_read|cpu_d_write;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_compute_input_tm_cnt (
// inputs:
atm_valid,
dtm_valid,
itm_valid,
// outputs:
compute_input_tm_cnt
)
;
output [ 1: 0] compute_input_tm_cnt;
input atm_valid;
input dtm_valid;
input itm_valid;
reg [ 1: 0] compute_input_tm_cnt;
wire [ 2: 0] switch_for_mux;
assign switch_for_mux = {itm_valid, atm_valid, dtm_valid};
always @(switch_for_mux)
begin
case (switch_for_mux)
3'b000: begin
compute_input_tm_cnt = 0;
end // 3'b000
3'b001: begin
compute_input_tm_cnt = 1;
end // 3'b001
3'b010: begin
compute_input_tm_cnt = 1;
end // 3'b010
3'b011: begin
compute_input_tm_cnt = 2;
end // 3'b011
3'b100: begin
compute_input_tm_cnt = 1;
end // 3'b100
3'b101: begin
compute_input_tm_cnt = 2;
end // 3'b101
3'b110: begin
compute_input_tm_cnt = 2;
end // 3'b110
3'b111: begin
compute_input_tm_cnt = 3;
end // 3'b111
endcase // switch_for_mux
end
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_fifo_wrptr_inc (
// inputs:
ge2_free,
ge3_free,
input_tm_cnt,
// outputs:
fifo_wrptr_inc
)
;
output [ 3: 0] fifo_wrptr_inc;
input ge2_free;
input ge3_free;
input [ 1: 0] input_tm_cnt;
reg [ 3: 0] fifo_wrptr_inc;
always @(ge2_free or ge3_free or input_tm_cnt)
begin
if (ge3_free & (input_tm_cnt == 3))
fifo_wrptr_inc = 3;
else if (ge2_free & (input_tm_cnt >= 2))
fifo_wrptr_inc = 2;
else if (input_tm_cnt >= 1)
fifo_wrptr_inc = 1;
else
fifo_wrptr_inc = 0;
end
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_fifo_cnt_inc (
// inputs:
empty,
ge2_free,
ge3_free,
input_tm_cnt,
// outputs:
fifo_cnt_inc
)
;
output [ 4: 0] fifo_cnt_inc;
input empty;
input ge2_free;
input ge3_free;
input [ 1: 0] input_tm_cnt;
reg [ 4: 0] fifo_cnt_inc;
always @(empty or ge2_free or ge3_free or input_tm_cnt)
begin
if (empty)
fifo_cnt_inc = input_tm_cnt[1 : 0];
else if (ge3_free & (input_tm_cnt == 3))
fifo_cnt_inc = 2;
else if (ge2_free & (input_tm_cnt >= 2))
fifo_cnt_inc = 1;
else if (input_tm_cnt >= 1)
fifo_cnt_inc = 0;
else
fifo_cnt_inc = {5{1'b1}};
end
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_fifo (
// inputs:
atm,
clk,
dbrk_traceme,
dbrk_traceoff,
dbrk_traceon,
dtm,
itm,
jrst_n,
reset_n,
trc_on,
// outputs:
tw
)
;
output [ 35: 0] tw;
input [ 35: 0] atm;
input clk;
input dbrk_traceme;
input dbrk_traceoff;
input dbrk_traceon;
input [ 35: 0] dtm;
input [ 35: 0] itm;
input jrst_n;
input reset_n;
input trc_on;
wire atm_valid;
wire [ 1: 0] compute_input_tm_cnt;
wire dtm_valid;
wire empty;
reg [ 35: 0] fifo_0;
wire fifo_0_enable;
wire [ 35: 0] fifo_0_mux;
reg [ 35: 0] fifo_1;
reg [ 35: 0] fifo_10;
wire fifo_10_enable;
wire [ 35: 0] fifo_10_mux;
reg [ 35: 0] fifo_11;
wire fifo_11_enable;
wire [ 35: 0] fifo_11_mux;
reg [ 35: 0] fifo_12;
wire fifo_12_enable;
wire [ 35: 0] fifo_12_mux;
reg [ 35: 0] fifo_13;
wire fifo_13_enable;
wire [ 35: 0] fifo_13_mux;
reg [ 35: 0] fifo_14;
wire fifo_14_enable;
wire [ 35: 0] fifo_14_mux;
reg [ 35: 0] fifo_15;
wire fifo_15_enable;
wire [ 35: 0] fifo_15_mux;
wire fifo_1_enable;
wire [ 35: 0] fifo_1_mux;
reg [ 35: 0] fifo_2;
wire fifo_2_enable;
wire [ 35: 0] fifo_2_mux;
reg [ 35: 0] fifo_3;
wire fifo_3_enable;
wire [ 35: 0] fifo_3_mux;
reg [ 35: 0] fifo_4;
wire fifo_4_enable;
wire [ 35: 0] fifo_4_mux;
reg [ 35: 0] fifo_5;
wire fifo_5_enable;
wire [ 35: 0] fifo_5_mux;
reg [ 35: 0] fifo_6;
wire fifo_6_enable;
wire [ 35: 0] fifo_6_mux;
reg [ 35: 0] fifo_7;
wire fifo_7_enable;
wire [ 35: 0] fifo_7_mux;
reg [ 35: 0] fifo_8;
wire fifo_8_enable;
wire [ 35: 0] fifo_8_mux;
reg [ 35: 0] fifo_9;
wire fifo_9_enable;
wire [ 35: 0] fifo_9_mux;
reg [ 4: 0] fifo_cnt /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=R101" */;
wire [ 4: 0] fifo_cnt_inc;
wire [ 35: 0] fifo_head;
reg [ 3: 0] fifo_rdptr /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=R101" */;
wire [ 35: 0] fifo_read_mux;
reg [ 3: 0] fifo_wrptr /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=R101" */;
wire [ 3: 0] fifo_wrptr_inc;
wire [ 3: 0] fifo_wrptr_plus1;
wire [ 3: 0] fifo_wrptr_plus2;
wire ge2_free;
wire ge3_free;
wire input_ge1;
wire input_ge2;
wire input_ge3;
wire [ 1: 0] input_tm_cnt;
wire itm_valid;
reg overflow_pending /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=R101" */;
wire [ 35: 0] overflow_pending_atm;
wire [ 35: 0] overflow_pending_dtm;
wire trc_this;
wire [ 35: 0] tw;
assign trc_this = trc_on | (dbrk_traceon & ~dbrk_traceoff) | dbrk_traceme;
assign itm_valid = |itm[35 : 32];
assign atm_valid = |atm[35 : 32] & trc_this;
assign dtm_valid = |dtm[35 : 32] & trc_this;
assign ge2_free = ~fifo_cnt[4];
assign ge3_free = ge2_free & ~&fifo_cnt[3 : 0];
assign empty = ~|fifo_cnt;
assign fifo_wrptr_plus1 = fifo_wrptr + 1;
assign fifo_wrptr_plus2 = fifo_wrptr + 2;
niosII_cpu_cpu_nios2_oci_compute_input_tm_cnt the_niosII_cpu_cpu_nios2_oci_compute_input_tm_cnt
(
.atm_valid (atm_valid),
.compute_input_tm_cnt (compute_input_tm_cnt),
.dtm_valid (dtm_valid),
.itm_valid (itm_valid)
);
assign input_tm_cnt = compute_input_tm_cnt;
niosII_cpu_cpu_nios2_oci_fifo_wrptr_inc the_niosII_cpu_cpu_nios2_oci_fifo_wrptr_inc
(
.fifo_wrptr_inc (fifo_wrptr_inc),
.ge2_free (ge2_free),
.ge3_free (ge3_free),
.input_tm_cnt (input_tm_cnt)
);
niosII_cpu_cpu_nios2_oci_fifo_cnt_inc the_niosII_cpu_cpu_nios2_oci_fifo_cnt_inc
(
.empty (empty),
.fifo_cnt_inc (fifo_cnt_inc),
.ge2_free (ge2_free),
.ge3_free (ge3_free),
.input_tm_cnt (input_tm_cnt)
);
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
begin
fifo_rdptr <= 0;
fifo_wrptr <= 0;
fifo_cnt <= 0;
overflow_pending <= 1;
end
else
begin
fifo_wrptr <= fifo_wrptr + fifo_wrptr_inc;
fifo_cnt <= fifo_cnt + fifo_cnt_inc;
if (~empty)
fifo_rdptr <= fifo_rdptr + 1;
if (~trc_this || (~ge2_free & input_ge2) || (~ge3_free & input_ge3))
overflow_pending <= 1;
else if (atm_valid | dtm_valid)
overflow_pending <= 0;
end
end
assign fifo_head = fifo_read_mux;
assign tw = itm;
assign fifo_0_enable = ((fifo_wrptr == 4'd0) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd0) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd0) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_0 <= 0;
else if (fifo_0_enable)
fifo_0 <= fifo_0_mux;
end
assign fifo_0_mux = (((fifo_wrptr == 4'd0) && itm_valid))? itm :
(((fifo_wrptr == 4'd0) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd0) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd0) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd0) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd0) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_1_enable = ((fifo_wrptr == 4'd1) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd1) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd1) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_1 <= 0;
else if (fifo_1_enable)
fifo_1 <= fifo_1_mux;
end
assign fifo_1_mux = (((fifo_wrptr == 4'd1) && itm_valid))? itm :
(((fifo_wrptr == 4'd1) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd1) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd1) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd1) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd1) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_2_enable = ((fifo_wrptr == 4'd2) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd2) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd2) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_2 <= 0;
else if (fifo_2_enable)
fifo_2 <= fifo_2_mux;
end
assign fifo_2_mux = (((fifo_wrptr == 4'd2) && itm_valid))? itm :
(((fifo_wrptr == 4'd2) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd2) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd2) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd2) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd2) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_3_enable = ((fifo_wrptr == 4'd3) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd3) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd3) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_3 <= 0;
else if (fifo_3_enable)
fifo_3 <= fifo_3_mux;
end
assign fifo_3_mux = (((fifo_wrptr == 4'd3) && itm_valid))? itm :
(((fifo_wrptr == 4'd3) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd3) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd3) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd3) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd3) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_4_enable = ((fifo_wrptr == 4'd4) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd4) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd4) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_4 <= 0;
else if (fifo_4_enable)
fifo_4 <= fifo_4_mux;
end
assign fifo_4_mux = (((fifo_wrptr == 4'd4) && itm_valid))? itm :
(((fifo_wrptr == 4'd4) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd4) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd4) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd4) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd4) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_5_enable = ((fifo_wrptr == 4'd5) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd5) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd5) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_5 <= 0;
else if (fifo_5_enable)
fifo_5 <= fifo_5_mux;
end
assign fifo_5_mux = (((fifo_wrptr == 4'd5) && itm_valid))? itm :
(((fifo_wrptr == 4'd5) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd5) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd5) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd5) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd5) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_6_enable = ((fifo_wrptr == 4'd6) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd6) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd6) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_6 <= 0;
else if (fifo_6_enable)
fifo_6 <= fifo_6_mux;
end
assign fifo_6_mux = (((fifo_wrptr == 4'd6) && itm_valid))? itm :
(((fifo_wrptr == 4'd6) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd6) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd6) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd6) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd6) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_7_enable = ((fifo_wrptr == 4'd7) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd7) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd7) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_7 <= 0;
else if (fifo_7_enable)
fifo_7 <= fifo_7_mux;
end
assign fifo_7_mux = (((fifo_wrptr == 4'd7) && itm_valid))? itm :
(((fifo_wrptr == 4'd7) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd7) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd7) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd7) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd7) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_8_enable = ((fifo_wrptr == 4'd8) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd8) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd8) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_8 <= 0;
else if (fifo_8_enable)
fifo_8 <= fifo_8_mux;
end
assign fifo_8_mux = (((fifo_wrptr == 4'd8) && itm_valid))? itm :
(((fifo_wrptr == 4'd8) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd8) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd8) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd8) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd8) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_9_enable = ((fifo_wrptr == 4'd9) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd9) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd9) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_9 <= 0;
else if (fifo_9_enable)
fifo_9 <= fifo_9_mux;
end
assign fifo_9_mux = (((fifo_wrptr == 4'd9) && itm_valid))? itm :
(((fifo_wrptr == 4'd9) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd9) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd9) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd9) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd9) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_10_enable = ((fifo_wrptr == 4'd10) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd10) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd10) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_10 <= 0;
else if (fifo_10_enable)
fifo_10 <= fifo_10_mux;
end
assign fifo_10_mux = (((fifo_wrptr == 4'd10) && itm_valid))? itm :
(((fifo_wrptr == 4'd10) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd10) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd10) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd10) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd10) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_11_enable = ((fifo_wrptr == 4'd11) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd11) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd11) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_11 <= 0;
else if (fifo_11_enable)
fifo_11 <= fifo_11_mux;
end
assign fifo_11_mux = (((fifo_wrptr == 4'd11) && itm_valid))? itm :
(((fifo_wrptr == 4'd11) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd11) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd11) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd11) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd11) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_12_enable = ((fifo_wrptr == 4'd12) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd12) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd12) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_12 <= 0;
else if (fifo_12_enable)
fifo_12 <= fifo_12_mux;
end
assign fifo_12_mux = (((fifo_wrptr == 4'd12) && itm_valid))? itm :
(((fifo_wrptr == 4'd12) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd12) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd12) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd12) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd12) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_13_enable = ((fifo_wrptr == 4'd13) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd13) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd13) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_13 <= 0;
else if (fifo_13_enable)
fifo_13 <= fifo_13_mux;
end
assign fifo_13_mux = (((fifo_wrptr == 4'd13) && itm_valid))? itm :
(((fifo_wrptr == 4'd13) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd13) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd13) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd13) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd13) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_14_enable = ((fifo_wrptr == 4'd14) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd14) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd14) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_14 <= 0;
else if (fifo_14_enable)
fifo_14 <= fifo_14_mux;
end
assign fifo_14_mux = (((fifo_wrptr == 4'd14) && itm_valid))? itm :
(((fifo_wrptr == 4'd14) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd14) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd14) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd14) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd14) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign fifo_15_enable = ((fifo_wrptr == 4'd15) && input_ge1) || (ge2_free && (fifo_wrptr_plus1== 4'd15) && input_ge2) ||(ge3_free && (fifo_wrptr_plus2== 4'd15) && input_ge3);
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
fifo_15 <= 0;
else if (fifo_15_enable)
fifo_15 <= fifo_15_mux;
end
assign fifo_15_mux = (((fifo_wrptr == 4'd15) && itm_valid))? itm :
(((fifo_wrptr == 4'd15) && atm_valid))? overflow_pending_atm :
(((fifo_wrptr == 4'd15) && dtm_valid))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd15) && (ge2_free & itm_valid & atm_valid)))? overflow_pending_atm :
(((fifo_wrptr_plus1 == 4'd15) && (ge2_free & itm_valid & dtm_valid)))? overflow_pending_dtm :
(((fifo_wrptr_plus1 == 4'd15) && (ge2_free & atm_valid & dtm_valid)))? overflow_pending_dtm :
overflow_pending_dtm;
assign input_ge1 = |input_tm_cnt;
assign input_ge2 = input_tm_cnt[1];
assign input_ge3 = &input_tm_cnt;
assign overflow_pending_atm = {overflow_pending, atm[34 : 0]};
assign overflow_pending_dtm = {overflow_pending, dtm[34 : 0]};
assign fifo_read_mux = (fifo_rdptr == 4'd0)? fifo_0 :
(fifo_rdptr == 4'd1)? fifo_1 :
(fifo_rdptr == 4'd2)? fifo_2 :
(fifo_rdptr == 4'd3)? fifo_3 :
(fifo_rdptr == 4'd4)? fifo_4 :
(fifo_rdptr == 4'd5)? fifo_5 :
(fifo_rdptr == 4'd6)? fifo_6 :
(fifo_rdptr == 4'd7)? fifo_7 :
(fifo_rdptr == 4'd8)? fifo_8 :
(fifo_rdptr == 4'd9)? fifo_9 :
(fifo_rdptr == 4'd10)? fifo_10 :
(fifo_rdptr == 4'd11)? fifo_11 :
(fifo_rdptr == 4'd12)? fifo_12 :
(fifo_rdptr == 4'd13)? fifo_13 :
(fifo_rdptr == 4'd14)? fifo_14 :
fifo_15;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_pib (
// outputs:
tr_data
)
;
output [ 35: 0] tr_data;
wire [ 35: 0] tr_data;
assign tr_data = 0;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci_im (
// inputs:
clk,
jrst_n,
trc_ctrl,
tw,
// outputs:
tracemem_on,
tracemem_trcdata,
tracemem_tw,
trc_im_addr,
trc_wrap,
xbrk_wrap_traceoff
)
;
output tracemem_on;
output [ 35: 0] tracemem_trcdata;
output tracemem_tw;
output [ 6: 0] trc_im_addr;
output trc_wrap;
output xbrk_wrap_traceoff;
input clk;
input jrst_n;
input [ 15: 0] trc_ctrl;
input [ 35: 0] tw;
wire tracemem_on;
wire [ 35: 0] tracemem_trcdata;
wire tracemem_tw;
reg [ 6: 0] trc_im_addr /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
wire [ 35: 0] trc_im_data;
wire trc_on_chip;
reg trc_wrap /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
wire tw_valid;
wire xbrk_wrap_traceoff;
assign trc_im_data = tw;
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
begin
trc_im_addr <= 0;
trc_wrap <= 0;
end
else
begin
trc_im_addr <= 0;
trc_wrap <= 0;
end
end
assign trc_on_chip = ~trc_ctrl[8];
assign tw_valid = |trc_im_data[35 : 32];
assign xbrk_wrap_traceoff = trc_ctrl[10] & trc_wrap;
assign tracemem_trcdata = 0;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_performance_monitors
;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_avalon_reg (
// inputs:
address,
clk,
debugaccess,
monitor_error,
monitor_go,
monitor_ready,
reset_n,
write,
writedata,
// outputs:
oci_ienable,
oci_reg_readdata,
oci_single_step_mode,
ocireg_ers,
ocireg_mrs,
take_action_ocireg
)
;
output [ 31: 0] oci_ienable;
output [ 31: 0] oci_reg_readdata;
output oci_single_step_mode;
output ocireg_ers;
output ocireg_mrs;
output take_action_ocireg;
input [ 8: 0] address;
input clk;
input debugaccess;
input monitor_error;
input monitor_go;
input monitor_ready;
input reset_n;
input write;
input [ 31: 0] writedata;
reg [ 31: 0] oci_ienable;
wire oci_reg_00_addressed;
wire oci_reg_01_addressed;
wire [ 31: 0] oci_reg_readdata;
reg oci_single_step_mode;
wire ocireg_ers;
wire ocireg_mrs;
wire ocireg_sstep;
wire take_action_oci_intr_mask_reg;
wire take_action_ocireg;
wire write_strobe;
assign oci_reg_00_addressed = address == 9'h100;
assign oci_reg_01_addressed = address == 9'h101;
assign write_strobe = write & debugaccess;
assign take_action_ocireg = write_strobe & oci_reg_00_addressed;
assign take_action_oci_intr_mask_reg = write_strobe & oci_reg_01_addressed;
assign ocireg_ers = writedata[1];
assign ocireg_mrs = writedata[0];
assign ocireg_sstep = writedata[3];
assign oci_reg_readdata = oci_reg_00_addressed ? {28'b0, oci_single_step_mode, monitor_go,
monitor_ready, monitor_error} :
oci_reg_01_addressed ? oci_ienable :
32'b0;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
oci_single_step_mode <= 1'b0;
else if (take_action_ocireg)
oci_single_step_mode <= ocireg_sstep;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
oci_ienable <= 32'b00000000000000000000000000000011;
else if (take_action_oci_intr_mask_reg)
oci_ienable <= writedata | ~(32'b00000000000000000000000000000011);
end
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_ociram_sp_ram_module (
// inputs:
address,
byteenable,
clock,
data,
reset_req,
wren,
// outputs:
q
)
;
parameter lpm_file = "UNUSED";
output [ 31: 0] q;
input [ 7: 0] address;
input [ 3: 0] byteenable;
input clock;
input [ 31: 0] data;
input reset_req;
input wren;
wire clocken;
wire [ 31: 0] q;
wire [ 31: 0] ram_q;
assign q = ram_q;
assign clocken = ~reset_req;
altsyncram the_altsyncram
(
.address_a (address),
.byteena_a (byteenable),
.clock0 (clock),
.clocken0 (clocken),
.data_a (data),
.q_a (ram_q),
.wren_a (wren)
);
defparam the_altsyncram.init_file = lpm_file,
the_altsyncram.maximum_depth = 0,
the_altsyncram.numwords_a = 256,
the_altsyncram.operation_mode = "SINGLE_PORT",
the_altsyncram.outdata_reg_a = "UNREGISTERED",
the_altsyncram.ram_block_type = "AUTO",
the_altsyncram.read_during_write_mode_port_a = "DONT_CARE",
the_altsyncram.width_a = 32,
the_altsyncram.width_byteena_a = 4,
the_altsyncram.widthad_a = 8;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_ocimem (
// inputs:
address,
byteenable,
clk,
debugaccess,
jdo,
jrst_n,
read,
reset_req,
take_action_ocimem_a,
take_action_ocimem_b,
take_no_action_ocimem_a,
write,
writedata,
// outputs:
MonDReg,
ociram_readdata,
waitrequest
)
;
output [ 31: 0] MonDReg;
output [ 31: 0] ociram_readdata;
output waitrequest;
input [ 8: 0] address;
input [ 3: 0] byteenable;
input clk;
input debugaccess;
input [ 37: 0] jdo;
input jrst_n;
input read;
input reset_req;
input take_action_ocimem_a;
input take_action_ocimem_b;
input take_no_action_ocimem_a;
input write;
input [ 31: 0] writedata;
reg [ 10: 0] MonAReg /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
wire [ 8: 0] MonARegAddrInc;
wire MonARegAddrIncAccessingRAM;
reg [ 31: 0] MonDReg /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
reg avalon_ociram_readdata_ready /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
wire avalon_ram_wr;
wire [ 31: 0] cfgrom_readdata;
reg jtag_ram_access /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
reg jtag_ram_rd /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
reg jtag_ram_rd_d1 /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
reg jtag_ram_wr /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
reg jtag_rd /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
reg jtag_rd_d1 /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
wire [ 7: 0] ociram_addr;
wire [ 3: 0] ociram_byteenable;
wire [ 31: 0] ociram_readdata;
wire ociram_reset_req;
wire [ 31: 0] ociram_wr_data;
wire ociram_wr_en;
reg waitrequest /* synthesis ALTERA_ATTRIBUTE = "SUPPRESS_DA_RULE_INTERNAL=\"D101,D103,R101\"" */;
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
begin
jtag_rd <= 1'b0;
jtag_rd_d1 <= 1'b0;
jtag_ram_wr <= 1'b0;
jtag_ram_rd <= 1'b0;
jtag_ram_rd_d1 <= 1'b0;
jtag_ram_access <= 1'b0;
MonAReg <= 0;
MonDReg <= 0;
waitrequest <= 1'b1;
avalon_ociram_readdata_ready <= 1'b0;
end
else
begin
if (take_no_action_ocimem_a)
begin
MonAReg[10 : 2] <= MonARegAddrInc;
jtag_rd <= 1'b1;
jtag_ram_rd <= MonARegAddrIncAccessingRAM;
jtag_ram_access <= MonARegAddrIncAccessingRAM;
end
else if (take_action_ocimem_a)
begin
MonAReg[10 : 2] <= { jdo[17],
jdo[33 : 26] };
jtag_rd <= 1'b1;
jtag_ram_rd <= ~jdo[17];
jtag_ram_access <= ~jdo[17];
end
else if (take_action_ocimem_b)
begin
MonAReg[10 : 2] <= MonARegAddrInc;
MonDReg <= jdo[34 : 3];
jtag_ram_wr <= MonARegAddrIncAccessingRAM;
jtag_ram_access <= MonARegAddrIncAccessingRAM;
end
else
begin
jtag_rd <= 0;
jtag_ram_wr <= 0;
jtag_ram_rd <= 0;
jtag_ram_access <= 0;
if (jtag_rd_d1)
MonDReg <= jtag_ram_rd_d1 ? ociram_readdata : cfgrom_readdata;
end
jtag_rd_d1 <= jtag_rd;
jtag_ram_rd_d1 <= jtag_ram_rd;
if (~waitrequest)
begin
waitrequest <= 1'b1;
avalon_ociram_readdata_ready <= 1'b0;
end
else if (write)
waitrequest <= ~address[8] & jtag_ram_access;
else if (read)
begin
avalon_ociram_readdata_ready <= ~(~address[8] & jtag_ram_access);
waitrequest <= ~avalon_ociram_readdata_ready;
end
else
begin
waitrequest <= 1'b1;
avalon_ociram_readdata_ready <= 1'b0;
end
end
end
assign MonARegAddrInc = MonAReg[10 : 2]+1;
assign MonARegAddrIncAccessingRAM = ~MonARegAddrInc[8];
assign avalon_ram_wr = write & ~address[8] & debugaccess;
assign ociram_addr = jtag_ram_access ? MonAReg[9 : 2] : address[7 : 0];
assign ociram_wr_data = jtag_ram_access ? MonDReg[31 : 0] : writedata;
assign ociram_byteenable = jtag_ram_access ? 4'b1111 : byteenable;
assign ociram_wr_en = jtag_ram_access ? jtag_ram_wr : avalon_ram_wr;
assign ociram_reset_req = reset_req & ~jtag_ram_access;
//niosII_cpu_cpu_ociram_sp_ram, which is an nios_sp_ram
niosII_cpu_cpu_ociram_sp_ram_module niosII_cpu_cpu_ociram_sp_ram
(
.address (ociram_addr),
.byteenable (ociram_byteenable),
.clock (clk),
.data (ociram_wr_data),
.q (ociram_readdata),
.reset_req (ociram_reset_req),
.wren (ociram_wr_en)
);
//synthesis translate_off
`ifdef NO_PLI
defparam niosII_cpu_cpu_ociram_sp_ram.lpm_file = "niosII_cpu_cpu_ociram_default_contents.dat";
`else
defparam niosII_cpu_cpu_ociram_sp_ram.lpm_file = "niosII_cpu_cpu_ociram_default_contents.hex";
`endif
//synthesis translate_on
assign cfgrom_readdata = (MonAReg[4 : 2] == 3'd0)? 32'h00000020 :
(MonAReg[4 : 2] == 3'd1)? 32'h00001212 :
(MonAReg[4 : 2] == 3'd2)? 32'h00040000 :
(MonAReg[4 : 2] == 3'd3)? 32'h00000100 :
(MonAReg[4 : 2] == 3'd4)? 32'h20000000 :
(MonAReg[4 : 2] == 3'd5)? 32'h00000000 :
(MonAReg[4 : 2] == 3'd6)? 32'h00000000 :
32'h00000000;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu_nios2_oci (
// inputs:
D_valid,
E_st_data,
E_valid,
F_pc,
address_nxt,
av_ld_data_aligned_filtered,
byteenable_nxt,
clk,
d_address,
d_read,
d_waitrequest,
d_write,
debugaccess_nxt,
hbreak_enabled,
read_nxt,
reset,
reset_n,
reset_req,
write_nxt,
writedata_nxt,
// outputs:
debug_mem_slave_debugaccess_to_roms,
oci_hbreak_req,
oci_ienable,
oci_single_step_mode,
readdata,
resetrequest,
waitrequest
)
;
output debug_mem_slave_debugaccess_to_roms;
output oci_hbreak_req;
output [ 31: 0] oci_ienable;
output oci_single_step_mode;
output [ 31: 0] readdata;
output resetrequest;
output waitrequest;
input D_valid;
input [ 31: 0] E_st_data;
input E_valid;
input [ 15: 0] F_pc;
input [ 8: 0] address_nxt;
input [ 31: 0] av_ld_data_aligned_filtered;
input [ 3: 0] byteenable_nxt;
input clk;
input [ 17: 0] d_address;
input d_read;
input d_waitrequest;
input d_write;
input debugaccess_nxt;
input hbreak_enabled;
input read_nxt;
input reset;
input reset_n;
input reset_req;
input write_nxt;
input [ 31: 0] writedata_nxt;
wire [ 31: 0] MonDReg;
reg [ 8: 0] address;
wire [ 35: 0] atm;
wire [ 31: 0] break_readreg;
reg [ 3: 0] byteenable;
wire [ 17: 0] cpu_d_address;
wire cpu_d_read;
wire [ 31: 0] cpu_d_readdata;
wire cpu_d_wait;
wire cpu_d_write;
wire [ 31: 0] cpu_d_writedata;
wire dbrk_break;
wire dbrk_goto0;
wire dbrk_goto1;
wire dbrk_hit0_latch;
wire dbrk_hit1_latch;
wire dbrk_hit2_latch;
wire dbrk_hit3_latch;
wire dbrk_traceme;
wire dbrk_traceoff;
wire dbrk_traceon;
wire dbrk_trigout;
wire debug_mem_slave_debugaccess_to_roms;
reg debugaccess;
wire debugack;
wire debugreq;
wire [ 35: 0] dtm;
wire dummy_sink;
wire [ 35: 0] itm;
wire [ 37: 0] jdo;
wire jrst_n;
wire monitor_error;
wire monitor_go;
wire monitor_ready;
wire oci_hbreak_req;
wire [ 31: 0] oci_ienable;
wire [ 31: 0] oci_reg_readdata;
wire oci_single_step_mode;
wire [ 31: 0] ociram_readdata;
wire ocireg_ers;
wire ocireg_mrs;
reg read;
reg [ 31: 0] readdata;
wire resetlatch;
wire resetrequest;
wire st_ready_test_idle;
wire take_action_break_a;
wire take_action_break_b;
wire take_action_break_c;
wire take_action_ocimem_a;
wire take_action_ocimem_b;
wire take_action_ocireg;
wire take_action_tracectrl;
wire take_no_action_break_a;
wire take_no_action_break_b;
wire take_no_action_break_c;
wire take_no_action_ocimem_a;
wire [ 35: 0] tr_data;
wire tracemem_on;
wire [ 35: 0] tracemem_trcdata;
wire tracemem_tw;
wire [ 15: 0] trc_ctrl;
wire [ 6: 0] trc_im_addr;
wire trc_on;
wire trc_wrap;
wire trigbrktype;
wire trigger_state_0;
wire trigger_state_1;
wire trigout;
wire [ 35: 0] tw;
wire waitrequest;
reg write;
reg [ 31: 0] writedata;
wire xbrk_break;
wire [ 7: 0] xbrk_ctrl0;
wire [ 7: 0] xbrk_ctrl1;
wire [ 7: 0] xbrk_ctrl2;
wire [ 7: 0] xbrk_ctrl3;
wire xbrk_goto0;
wire xbrk_goto1;
wire xbrk_traceoff;
wire xbrk_traceon;
wire xbrk_trigout;
wire xbrk_wrap_traceoff;
niosII_cpu_cpu_nios2_oci_debug the_niosII_cpu_cpu_nios2_oci_debug
(
.clk (clk),
.dbrk_break (dbrk_break),
.debugack (debugack),
.debugreq (debugreq),
.hbreak_enabled (hbreak_enabled),
.jdo (jdo),
.jrst_n (jrst_n),
.monitor_error (monitor_error),
.monitor_go (monitor_go),
.monitor_ready (monitor_ready),
.oci_hbreak_req (oci_hbreak_req),
.ocireg_ers (ocireg_ers),
.ocireg_mrs (ocireg_mrs),
.reset (reset),
.resetlatch (resetlatch),
.resetrequest (resetrequest),
.st_ready_test_idle (st_ready_test_idle),
.take_action_ocimem_a (take_action_ocimem_a),
.take_action_ocireg (take_action_ocireg),
.xbrk_break (xbrk_break)
);
niosII_cpu_cpu_nios2_oci_break the_niosII_cpu_cpu_nios2_oci_break
(
.break_readreg (break_readreg),
.clk (clk),
.dbrk_break (dbrk_break),
.dbrk_goto0 (dbrk_goto0),
.dbrk_goto1 (dbrk_goto1),
.dbrk_hit0_latch (dbrk_hit0_latch),
.dbrk_hit1_latch (dbrk_hit1_latch),
.dbrk_hit2_latch (dbrk_hit2_latch),
.dbrk_hit3_latch (dbrk_hit3_latch),
.jdo (jdo),
.jrst_n (jrst_n),
.take_action_break_a (take_action_break_a),
.take_action_break_b (take_action_break_b),
.take_action_break_c (take_action_break_c),
.take_no_action_break_a (take_no_action_break_a),
.take_no_action_break_b (take_no_action_break_b),
.take_no_action_break_c (take_no_action_break_c),
.trigbrktype (trigbrktype),
.trigger_state_0 (trigger_state_0),
.trigger_state_1 (trigger_state_1),
.xbrk_ctrl0 (xbrk_ctrl0),
.xbrk_ctrl1 (xbrk_ctrl1),
.xbrk_ctrl2 (xbrk_ctrl2),
.xbrk_ctrl3 (xbrk_ctrl3),
.xbrk_goto0 (xbrk_goto0),
.xbrk_goto1 (xbrk_goto1)
);
niosII_cpu_cpu_nios2_oci_xbrk the_niosII_cpu_cpu_nios2_oci_xbrk
(
.D_valid (D_valid),
.E_valid (E_valid),
.F_pc (F_pc),
.clk (clk),
.reset_n (reset_n),
.trigger_state_0 (trigger_state_0),
.trigger_state_1 (trigger_state_1),
.xbrk_break (xbrk_break),
.xbrk_ctrl0 (xbrk_ctrl0),
.xbrk_ctrl1 (xbrk_ctrl1),
.xbrk_ctrl2 (xbrk_ctrl2),
.xbrk_ctrl3 (xbrk_ctrl3),
.xbrk_goto0 (xbrk_goto0),
.xbrk_goto1 (xbrk_goto1),
.xbrk_traceoff (xbrk_traceoff),
.xbrk_traceon (xbrk_traceon),
.xbrk_trigout (xbrk_trigout)
);
niosII_cpu_cpu_nios2_oci_dbrk the_niosII_cpu_cpu_nios2_oci_dbrk
(
.E_st_data (E_st_data),
.av_ld_data_aligned_filtered (av_ld_data_aligned_filtered),
.clk (clk),
.cpu_d_address (cpu_d_address),
.cpu_d_read (cpu_d_read),
.cpu_d_readdata (cpu_d_readdata),
.cpu_d_wait (cpu_d_wait),
.cpu_d_write (cpu_d_write),
.cpu_d_writedata (cpu_d_writedata),
.d_address (d_address),
.d_read (d_read),
.d_waitrequest (d_waitrequest),
.d_write (d_write),
.dbrk_break (dbrk_break),
.dbrk_goto0 (dbrk_goto0),
.dbrk_goto1 (dbrk_goto1),
.dbrk_traceme (dbrk_traceme),
.dbrk_traceoff (dbrk_traceoff),
.dbrk_traceon (dbrk_traceon),
.dbrk_trigout (dbrk_trigout),
.debugack (debugack),
.reset_n (reset_n)
);
niosII_cpu_cpu_nios2_oci_itrace the_niosII_cpu_cpu_nios2_oci_itrace
(
.clk (clk),
.dbrk_traceoff (dbrk_traceoff),
.dbrk_traceon (dbrk_traceon),
.itm (itm),
.jdo (jdo),
.jrst_n (jrst_n),
.take_action_tracectrl (take_action_tracectrl),
.trc_ctrl (trc_ctrl),
.trc_on (trc_on),
.xbrk_traceoff (xbrk_traceoff),
.xbrk_traceon (xbrk_traceon),
.xbrk_wrap_traceoff (xbrk_wrap_traceoff)
);
niosII_cpu_cpu_nios2_oci_dtrace the_niosII_cpu_cpu_nios2_oci_dtrace
(
.atm (atm),
.clk (clk),
.cpu_d_address (cpu_d_address),
.cpu_d_read (cpu_d_read),
.cpu_d_readdata (cpu_d_readdata),
.cpu_d_wait (cpu_d_wait),
.cpu_d_write (cpu_d_write),
.cpu_d_writedata (cpu_d_writedata),
.dtm (dtm),
.jrst_n (jrst_n),
.trc_ctrl (trc_ctrl)
);
niosII_cpu_cpu_nios2_oci_fifo the_niosII_cpu_cpu_nios2_oci_fifo
(
.atm (atm),
.clk (clk),
.dbrk_traceme (dbrk_traceme),
.dbrk_traceoff (dbrk_traceoff),
.dbrk_traceon (dbrk_traceon),
.dtm (dtm),
.itm (itm),
.jrst_n (jrst_n),
.reset_n (reset_n),
.trc_on (trc_on),
.tw (tw)
);
niosII_cpu_cpu_nios2_oci_pib the_niosII_cpu_cpu_nios2_oci_pib
(
.tr_data (tr_data)
);
niosII_cpu_cpu_nios2_oci_im the_niosII_cpu_cpu_nios2_oci_im
(
.clk (clk),
.jrst_n (jrst_n),
.tracemem_on (tracemem_on),
.tracemem_trcdata (tracemem_trcdata),
.tracemem_tw (tracemem_tw),
.trc_ctrl (trc_ctrl),
.trc_im_addr (trc_im_addr),
.trc_wrap (trc_wrap),
.tw (tw),
.xbrk_wrap_traceoff (xbrk_wrap_traceoff)
);
niosII_cpu_cpu_nios2_avalon_reg the_niosII_cpu_cpu_nios2_avalon_reg
(
.address (address),
.clk (clk),
.debugaccess (debugaccess),
.monitor_error (monitor_error),
.monitor_go (monitor_go),
.monitor_ready (monitor_ready),
.oci_ienable (oci_ienable),
.oci_reg_readdata (oci_reg_readdata),
.oci_single_step_mode (oci_single_step_mode),
.ocireg_ers (ocireg_ers),
.ocireg_mrs (ocireg_mrs),
.reset_n (reset_n),
.take_action_ocireg (take_action_ocireg),
.write (write),
.writedata (writedata)
);
niosII_cpu_cpu_nios2_ocimem the_niosII_cpu_cpu_nios2_ocimem
(
.MonDReg (MonDReg),
.address (address),
.byteenable (byteenable),
.clk (clk),
.debugaccess (debugaccess),
.jdo (jdo),
.jrst_n (jrst_n),
.ociram_readdata (ociram_readdata),
.read (read),
.reset_req (reset_req),
.take_action_ocimem_a (take_action_ocimem_a),
.take_action_ocimem_b (take_action_ocimem_b),
.take_no_action_ocimem_a (take_no_action_ocimem_a),
.waitrequest (waitrequest),
.write (write),
.writedata (writedata)
);
assign trigout = dbrk_trigout | xbrk_trigout;
assign debug_mem_slave_debugaccess_to_roms = debugack;
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
address <= 0;
else
address <= address_nxt;
end
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
byteenable <= 0;
else
byteenable <= byteenable_nxt;
end
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
writedata <= 0;
else
writedata <= writedata_nxt;
end
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
debugaccess <= 0;
else
debugaccess <= debugaccess_nxt;
end
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
read <= 0;
else
read <= read ? waitrequest : read_nxt;
end
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
write <= 0;
else
write <= write ? waitrequest : write_nxt;
end
always @(posedge clk or negedge jrst_n)
begin
if (jrst_n == 0)
readdata <= 0;
else
readdata <= address[8] ? oci_reg_readdata : ociram_readdata;
end
niosII_cpu_cpu_debug_slave_wrapper the_niosII_cpu_cpu_debug_slave_wrapper
(
.MonDReg (MonDReg),
.break_readreg (break_readreg),
.clk (clk),
.dbrk_hit0_latch (dbrk_hit0_latch),
.dbrk_hit1_latch (dbrk_hit1_latch),
.dbrk_hit2_latch (dbrk_hit2_latch),
.dbrk_hit3_latch (dbrk_hit3_latch),
.debugack (debugack),
.jdo (jdo),
.jrst_n (jrst_n),
.monitor_error (monitor_error),
.monitor_ready (monitor_ready),
.reset_n (reset_n),
.resetlatch (resetlatch),
.st_ready_test_idle (st_ready_test_idle),
.take_action_break_a (take_action_break_a),
.take_action_break_b (take_action_break_b),
.take_action_break_c (take_action_break_c),
.take_action_ocimem_a (take_action_ocimem_a),
.take_action_ocimem_b (take_action_ocimem_b),
.take_action_tracectrl (take_action_tracectrl),
.take_no_action_break_a (take_no_action_break_a),
.take_no_action_break_b (take_no_action_break_b),
.take_no_action_break_c (take_no_action_break_c),
.take_no_action_ocimem_a (take_no_action_ocimem_a),
.tracemem_on (tracemem_on),
.tracemem_trcdata (tracemem_trcdata),
.tracemem_tw (tracemem_tw),
.trc_im_addr (trc_im_addr),
.trc_on (trc_on),
.trc_wrap (trc_wrap),
.trigbrktype (trigbrktype),
.trigger_state_1 (trigger_state_1)
);
//dummy sink, which is an e_mux
assign dummy_sink = tr_data |
trigout |
debugack;
assign debugreq = 0;
endmodule
// synthesis translate_off
`timescale 1ns / 1ps
// synthesis translate_on
// turn off superfluous verilog processor warnings
// altera message_level Level1
// altera message_off 10034 10035 10036 10037 10230 10240 10030
module niosII_cpu_cpu (
// inputs:
clk,
d_readdata,
d_waitrequest,
debug_mem_slave_address,
debug_mem_slave_byteenable,
debug_mem_slave_debugaccess,
debug_mem_slave_read,
debug_mem_slave_write,
debug_mem_slave_writedata,
i_readdata,
i_waitrequest,
irq,
reset_n,
reset_req,
// outputs:
d_address,
d_byteenable,
d_read,
d_write,
d_writedata,
debug_mem_slave_debugaccess_to_roms,
debug_mem_slave_readdata,
debug_mem_slave_waitrequest,
debug_reset_request,
dummy_ci_port,
i_address,
i_read
)
;
output [ 17: 0] d_address;
output [ 3: 0] d_byteenable;
output d_read;
output d_write;
output [ 31: 0] d_writedata;
output debug_mem_slave_debugaccess_to_roms;
output [ 31: 0] debug_mem_slave_readdata;
output debug_mem_slave_waitrequest;
output debug_reset_request;
output dummy_ci_port;
output [ 17: 0] i_address;
output i_read;
input clk;
input [ 31: 0] d_readdata;
input d_waitrequest;
input [ 8: 0] debug_mem_slave_address;
input [ 3: 0] debug_mem_slave_byteenable;
input debug_mem_slave_debugaccess;
input debug_mem_slave_read;
input debug_mem_slave_write;
input [ 31: 0] debug_mem_slave_writedata;
input [ 31: 0] i_readdata;
input i_waitrequest;
input [ 31: 0] irq;
input reset_n;
input reset_req;
reg A_valid_from_M /* synthesis ALTERA_IP_DEBUG_VISIBLE = 1 */;
wire [ 1: 0] D_compare_op;
wire D_ctrl_alu_force_and;
wire D_ctrl_alu_force_xor;
wire D_ctrl_alu_signed_comparison;
wire D_ctrl_alu_subtract;
wire D_ctrl_b_is_dst;
wire D_ctrl_br;
wire D_ctrl_br_cmp;
wire D_ctrl_br_uncond;
wire D_ctrl_break;
wire D_ctrl_crst;
wire D_ctrl_custom;
wire D_ctrl_custom_multi;
wire D_ctrl_exception;
wire D_ctrl_force_src2_zero;
wire D_ctrl_hi_imm16;
wire D_ctrl_ignore_dst;
wire D_ctrl_implicit_dst_eretaddr;
wire D_ctrl_implicit_dst_retaddr;
wire D_ctrl_intr_inst;
wire D_ctrl_jmp_direct;
wire D_ctrl_jmp_indirect;
wire D_ctrl_ld;
wire D_ctrl_ld_ex;
wire D_ctrl_ld_io;
wire D_ctrl_ld_non_io;
wire D_ctrl_ld_signed;
wire D_ctrl_ld_st_ex;
wire D_ctrl_logic;
wire D_ctrl_mem16;
wire D_ctrl_mem32;
wire D_ctrl_mem8;
wire D_ctrl_rd_ctl_reg;
wire D_ctrl_retaddr;
wire D_ctrl_rot_right;
wire D_ctrl_set_src2_rem_imm;
wire D_ctrl_shift_logical;
wire D_ctrl_shift_right_arith;
wire D_ctrl_shift_rot;
wire D_ctrl_shift_rot_right;
wire D_ctrl_signed_imm12;
wire D_ctrl_src2_choose_imm;
wire D_ctrl_src_imm5_shift_rot;
wire D_ctrl_st;
wire D_ctrl_st_ex;
wire D_ctrl_uncond_cti_non_br;
wire D_ctrl_unsigned_lo_imm16;
wire D_ctrl_wrctl_inst;
wire [ 4: 0] D_dst_regnum;
wire [ 55: 0] D_inst;
wire D_is_opx_inst;
reg [ 31: 0] D_iw /* synthesis ALTERA_IP_DEBUG_VISIBLE = 1 */;
wire [ 4: 0] D_iw_a;
wire [ 4: 0] D_iw_b;
wire [ 4: 0] D_iw_c;
wire [ 4: 0] D_iw_control_regnum;
wire [ 7: 0] D_iw_custom_n;
wire D_iw_custom_readra;
wire D_iw_custom_readrb;
wire D_iw_custom_writerc;
wire [ 15: 0] D_iw_imm16;
wire [ 25: 0] D_iw_imm26;
wire [ 4: 0] D_iw_imm5;
wire [ 1: 0] D_iw_memsz;
wire [ 5: 0] D_iw_op;
wire [ 5: 0] D_iw_opx;
wire [ 15: 0] D_jmp_direct_target_waddr;
wire [ 1: 0] D_logic_op;
wire [ 1: 0] D_logic_op_raw;
wire D_mem16;
wire D_mem32;
wire D_mem8;
wire D_op_add;
wire D_op_addi;
wire D_op_and;
wire D_op_andhi;
wire D_op_andi;
wire D_op_beq;
wire D_op_bge;
wire D_op_bgeu;
wire D_op_blt;
wire D_op_bltu;
wire D_op_bne;
wire D_op_br;
wire D_op_break;
wire D_op_bret;
wire D_op_call;
wire D_op_callr;
wire D_op_cmpeq;
wire D_op_cmpeqi;
wire D_op_cmpge;
wire D_op_cmpgei;
wire D_op_cmpgeu;
wire D_op_cmpgeui;
wire D_op_cmplt;
wire D_op_cmplti;
wire D_op_cmpltu;
wire D_op_cmpltui;
wire D_op_cmpne;
wire D_op_cmpnei;
wire D_op_crst;
wire D_op_custom;
wire D_op_div;
wire D_op_divu;
wire D_op_eret;
wire D_op_flushd;
wire D_op_flushda;
wire D_op_flushi;
wire D_op_flushp;
wire D_op_hbreak;
wire D_op_initd;
wire D_op_initda;
wire D_op_initi;
wire D_op_intr;
wire D_op_jmp;
wire D_op_jmpi;
wire D_op_ldb;
wire D_op_ldbio;
wire D_op_ldbu;
wire D_op_ldbuio;
wire D_op_ldh;
wire D_op_ldhio;
wire D_op_ldhu;
wire D_op_ldhuio;
wire D_op_ldl;
wire D_op_ldw;
wire D_op_ldwio;
wire D_op_mul;
wire D_op_muli;
wire D_op_mulxss;
wire D_op_mulxsu;
wire D_op_mulxuu;
wire D_op_nextpc;
wire D_op_nor;
wire D_op_op_rsv02;
wire D_op_op_rsv09;
wire D_op_op_rsv10;
wire D_op_op_rsv17;
wire D_op_op_rsv18;
wire D_op_op_rsv25;
wire D_op_op_rsv26;
wire D_op_op_rsv33;
wire D_op_op_rsv34;
wire D_op_op_rsv41;
wire D_op_op_rsv42;
wire D_op_op_rsv49;
wire D_op_op_rsv57;
wire D_op_op_rsv61;
wire D_op_op_rsv62;
wire D_op_op_rsv63;
wire D_op_opx_rsv00;
wire D_op_opx_rsv10;
wire D_op_opx_rsv15;
wire D_op_opx_rsv17;
wire D_op_opx_rsv21;
wire D_op_opx_rsv25;
wire D_op_opx_rsv33;
wire D_op_opx_rsv34;
wire D_op_opx_rsv35;
wire D_op_opx_rsv42;
wire D_op_opx_rsv43;
wire D_op_opx_rsv44;
wire D_op_opx_rsv47;
wire D_op_opx_rsv50;
wire D_op_opx_rsv51;
wire D_op_opx_rsv55;
wire D_op_opx_rsv56;
wire D_op_opx_rsv60;
wire D_op_opx_rsv63;
wire D_op_or;
wire D_op_orhi;
wire D_op_ori;
wire D_op_rdctl;
wire D_op_rdprs;
wire D_op_ret;
wire D_op_rol;
wire D_op_roli;
wire D_op_ror;
wire D_op_sll;
wire D_op_slli;
wire D_op_sra;
wire D_op_srai;
wire D_op_srl;
wire D_op_srli;
wire D_op_stb;
wire D_op_stbio;
wire D_op_stc;
wire D_op_sth;
wire D_op_sthio;
wire D_op_stw;
wire D_op_stwio;
wire D_op_sub;
wire D_op_sync;
wire D_op_trap;
wire D_op_wrctl;
wire D_op_wrprs;
wire D_op_xor;
wire D_op_xorhi;
wire D_op_xori;
reg D_valid;
wire [ 71: 0] D_vinst;
wire D_wr_dst_reg;
wire [ 31: 0] E_alu_result;
reg E_alu_sub;
wire [ 32: 0] E_arith_result;
wire [ 31: 0] E_arith_src1;
wire [ 31: 0] E_arith_src2;
wire E_ci_multi_stall;
wire [ 31: 0] E_ci_result;
wire E_cmp_result;
wire [ 31: 0] E_control_rd_data;
wire E_eq;
reg E_invert_arith_src_msb;
wire E_ld_stall;
wire [ 31: 0] E_logic_result;
wire E_logic_result_is_0;
wire E_lt;
wire [ 17: 0] E_mem_baddr;
wire [ 3: 0] E_mem_byte_en;
reg E_new_inst;
wire E_rf_ecc_recoverable_valid;
wire E_rf_ecc_unrecoverable_valid;
wire E_rf_ecc_valid_any;
reg [ 4: 0] E_shift_rot_cnt;
wire [ 4: 0] E_shift_rot_cnt_nxt;
wire E_shift_rot_done;
wire E_shift_rot_fill_bit;
reg [ 31: 0] E_shift_rot_result;
wire [ 31: 0] E_shift_rot_result_nxt;
wire [ 4: 0] E_shift_rot_shfcnt;
wire E_shift_rot_stall;
reg [ 31: 0] E_src1;
reg [ 31: 0] E_src2;
wire [ 31: 0] E_st_data;
wire E_st_stall;
wire E_stall;
wire E_valid;
reg E_valid_from_R;
wire [ 71: 0] E_vinst;
wire E_wrctl_bstatus;
wire E_wrctl_estatus;
wire E_wrctl_ienable;
wire E_wrctl_status;
wire [ 31: 0] F_av_iw;
wire [ 4: 0] F_av_iw_a;
wire [ 4: 0] F_av_iw_b;
wire [ 4: 0] F_av_iw_c;
wire [ 4: 0] F_av_iw_control_regnum;
wire [ 7: 0] F_av_iw_custom_n;
wire F_av_iw_custom_readra;
wire F_av_iw_custom_readrb;
wire F_av_iw_custom_writerc;
wire [ 15: 0] F_av_iw_imm16;
wire [ 25: 0] F_av_iw_imm26;
wire [ 4: 0] F_av_iw_imm5;
wire [ 1: 0] F_av_iw_memsz;
wire [ 5: 0] F_av_iw_op;
wire [ 5: 0] F_av_iw_opx;
wire F_av_mem16;
wire F_av_mem32;
wire F_av_mem8;
wire [ 55: 0] F_inst;
wire F_is_opx_inst;
wire [ 31: 0] F_iw;
wire [ 4: 0] F_iw_a;
wire [ 4: 0] F_iw_b;
wire [ 4: 0] F_iw_c;
wire [ 4: 0] F_iw_control_regnum;
wire [ 7: 0] F_iw_custom_n;
wire F_iw_custom_readra;
wire F_iw_custom_readrb;
wire F_iw_custom_writerc;
wire [ 15: 0] F_iw_imm16;
wire [ 25: 0] F_iw_imm26;
wire [ 4: 0] F_iw_imm5;
wire [ 1: 0] F_iw_memsz;
wire [ 5: 0] F_iw_op;
wire [ 5: 0] F_iw_opx;
wire F_mem16;
wire F_mem32;
wire F_mem8;
wire F_op_add;
wire F_op_addi;
wire F_op_and;
wire F_op_andhi;
wire F_op_andi;
wire F_op_beq;
wire F_op_bge;
wire F_op_bgeu;
wire F_op_blt;
wire F_op_bltu;
wire F_op_bne;
wire F_op_br;
wire F_op_break;
wire F_op_bret;
wire F_op_call;
wire F_op_callr;
wire F_op_cmpeq;
wire F_op_cmpeqi;
wire F_op_cmpge;
wire F_op_cmpgei;
wire F_op_cmpgeu;
wire F_op_cmpgeui;
wire F_op_cmplt;
wire F_op_cmplti;
wire F_op_cmpltu;
wire F_op_cmpltui;
wire F_op_cmpne;
wire F_op_cmpnei;
wire F_op_crst;
wire F_op_custom;
wire F_op_div;
wire F_op_divu;
wire F_op_eret;
wire F_op_flushd;
wire F_op_flushda;
wire F_op_flushi;
wire F_op_flushp;
wire F_op_hbreak;
wire F_op_initd;
wire F_op_initda;
wire F_op_initi;
wire F_op_intr;
wire F_op_jmp;
wire F_op_jmpi;
wire F_op_ldb;
wire F_op_ldbio;
wire F_op_ldbu;
wire F_op_ldbuio;
wire F_op_ldh;
wire F_op_ldhio;
wire F_op_ldhu;
wire F_op_ldhuio;
wire F_op_ldl;
wire F_op_ldw;
wire F_op_ldwio;
wire F_op_mul;
wire F_op_muli;
wire F_op_mulxss;
wire F_op_mulxsu;
wire F_op_mulxuu;
wire F_op_nextpc;
wire F_op_nor;
wire F_op_op_rsv02;
wire F_op_op_rsv09;
wire F_op_op_rsv10;
wire F_op_op_rsv17;
wire F_op_op_rsv18;
wire F_op_op_rsv25;
wire F_op_op_rsv26;
wire F_op_op_rsv33;
wire F_op_op_rsv34;
wire F_op_op_rsv41;
wire F_op_op_rsv42;
wire F_op_op_rsv49;
wire F_op_op_rsv57;
wire F_op_op_rsv61;
wire F_op_op_rsv62;
wire F_op_op_rsv63;
wire F_op_opx_rsv00;
wire F_op_opx_rsv10;
wire F_op_opx_rsv15;
wire F_op_opx_rsv17;
wire F_op_opx_rsv21;
wire F_op_opx_rsv25;
wire F_op_opx_rsv33;
wire F_op_opx_rsv34;
wire F_op_opx_rsv35;
wire F_op_opx_rsv42;
wire F_op_opx_rsv43;
wire F_op_opx_rsv44;
wire F_op_opx_rsv47;
wire F_op_opx_rsv50;
wire F_op_opx_rsv51;
wire F_op_opx_rsv55;
wire F_op_opx_rsv56;
wire F_op_opx_rsv60;
wire F_op_opx_rsv63;
wire F_op_or;
wire F_op_orhi;
wire F_op_ori;
wire F_op_rdctl;
wire F_op_rdprs;
wire F_op_ret;
wire F_op_rol;
wire F_op_roli;
wire F_op_ror;
wire F_op_sll;
wire F_op_slli;
wire F_op_sra;
wire F_op_srai;
wire F_op_srl;
wire F_op_srli;
wire F_op_stb;
wire F_op_stbio;
wire F_op_stc;
wire F_op_sth;
wire F_op_sthio;
wire F_op_stw;
wire F_op_stwio;
wire F_op_sub;
wire F_op_sync;
wire F_op_trap;
wire F_op_wrctl;
wire F_op_wrprs;
wire F_op_xor;
wire F_op_xorhi;
wire F_op_xori;
reg [ 15: 0] F_pc /* synthesis ALTERA_IP_DEBUG_VISIBLE = 1 */;
wire F_pc_en;
wire [ 15: 0] F_pc_no_crst_nxt;
wire [ 15: 0] F_pc_nxt;
wire [ 15: 0] F_pc_plus_one;
wire [ 1: 0] F_pc_sel_nxt;
wire [ 17: 0] F_pcb;
wire [ 17: 0] F_pcb_nxt;
wire [ 17: 0] F_pcb_plus_four;
wire F_valid;
wire [ 71: 0] F_vinst;
reg [ 1: 0] R_compare_op;
reg R_ctrl_alu_force_and;
wire R_ctrl_alu_force_and_nxt;
reg R_ctrl_alu_force_xor;
wire R_ctrl_alu_force_xor_nxt;
reg R_ctrl_alu_signed_comparison;
wire R_ctrl_alu_signed_comparison_nxt;
reg R_ctrl_alu_subtract;
wire R_ctrl_alu_subtract_nxt;
reg R_ctrl_b_is_dst;
wire R_ctrl_b_is_dst_nxt;
reg R_ctrl_br;
reg R_ctrl_br_cmp;
wire R_ctrl_br_cmp_nxt;
wire R_ctrl_br_nxt;
reg R_ctrl_br_uncond;
wire R_ctrl_br_uncond_nxt;
reg R_ctrl_break;
wire R_ctrl_break_nxt;
reg R_ctrl_crst;
wire R_ctrl_crst_nxt;
reg R_ctrl_custom;
reg R_ctrl_custom_multi;
wire R_ctrl_custom_multi_nxt;
wire R_ctrl_custom_nxt;
reg R_ctrl_exception;
wire R_ctrl_exception_nxt;
reg R_ctrl_force_src2_zero;
wire R_ctrl_force_src2_zero_nxt;
reg R_ctrl_hi_imm16;
wire R_ctrl_hi_imm16_nxt;
reg R_ctrl_ignore_dst;
wire R_ctrl_ignore_dst_nxt;
reg R_ctrl_implicit_dst_eretaddr;
wire R_ctrl_implicit_dst_eretaddr_nxt;
reg R_ctrl_implicit_dst_retaddr;
wire R_ctrl_implicit_dst_retaddr_nxt;
reg R_ctrl_intr_inst;
wire R_ctrl_intr_inst_nxt;
reg R_ctrl_jmp_direct;
wire R_ctrl_jmp_direct_nxt;
reg R_ctrl_jmp_indirect;
wire R_ctrl_jmp_indirect_nxt;
reg R_ctrl_ld;
reg R_ctrl_ld_ex;
wire R_ctrl_ld_ex_nxt;
reg R_ctrl_ld_io;
wire R_ctrl_ld_io_nxt;
reg R_ctrl_ld_non_io;
wire R_ctrl_ld_non_io_nxt;
wire R_ctrl_ld_nxt;
reg R_ctrl_ld_signed;
wire R_ctrl_ld_signed_nxt;
reg R_ctrl_ld_st_ex;
wire R_ctrl_ld_st_ex_nxt;
reg R_ctrl_logic;
wire R_ctrl_logic_nxt;
reg R_ctrl_mem16;
wire R_ctrl_mem16_nxt;
reg R_ctrl_mem32;
wire R_ctrl_mem32_nxt;
reg R_ctrl_mem8;
wire R_ctrl_mem8_nxt;
reg R_ctrl_rd_ctl_reg;
wire R_ctrl_rd_ctl_reg_nxt;
reg R_ctrl_retaddr;
wire R_ctrl_retaddr_nxt;
reg R_ctrl_rot_right;
wire R_ctrl_rot_right_nxt;
reg R_ctrl_set_src2_rem_imm;
wire R_ctrl_set_src2_rem_imm_nxt;
reg R_ctrl_shift_logical;
wire R_ctrl_shift_logical_nxt;
reg R_ctrl_shift_right_arith;
wire R_ctrl_shift_right_arith_nxt;
reg R_ctrl_shift_rot;
wire R_ctrl_shift_rot_nxt;
reg R_ctrl_shift_rot_right;
wire R_ctrl_shift_rot_right_nxt;
reg R_ctrl_signed_imm12;
wire R_ctrl_signed_imm12_nxt;
reg R_ctrl_src2_choose_imm;
wire R_ctrl_src2_choose_imm_nxt;
reg R_ctrl_src_imm5_shift_rot;
wire R_ctrl_src_imm5_shift_rot_nxt;
reg R_ctrl_st;
reg R_ctrl_st_ex;
wire R_ctrl_st_ex_nxt;
wire R_ctrl_st_nxt;
reg R_ctrl_uncond_cti_non_br;
wire R_ctrl_uncond_cti_non_br_nxt;
reg R_ctrl_unsigned_lo_imm16;
wire R_ctrl_unsigned_lo_imm16_nxt;
reg R_ctrl_wrctl_inst;
wire R_ctrl_wrctl_inst_nxt;
reg [ 4: 0] R_dst_regnum /* synthesis ALTERA_IP_DEBUG_VISIBLE = 1 */;
wire R_en;
reg [ 1: 0] R_logic_op;
wire [ 31: 0] R_rf_a;
wire [ 31: 0] R_rf_a_q;
wire [ 31: 0] R_rf_b;
wire [ 31: 0] R_rf_b_q;
wire [ 31: 0] R_src1;
wire [ 31: 0] R_src2;
wire [ 15: 0] R_src2_hi;
wire [ 15: 0] R_src2_lo;
reg R_src2_use_imm;
wire [ 7: 0] R_stb_data;
wire [ 15: 0] R_sth_data;
wire [ 31: 0] R_stw_data;
reg R_valid;
wire [ 71: 0] R_vinst;
reg R_wr_dst_reg;
reg W1_rf_ecc_recoverable_valid;
reg [ 31: 0] W_alu_result;
wire W_br_taken;
reg W_bstatus_reg;
wire W_bstatus_reg_inst_nxt;
wire W_bstatus_reg_nxt;
reg [ 31: 0] W_cdsr_reg;
reg W_cmp_result;
reg [ 31: 0] W_control_rd_data;
wire [ 31: 0] W_cpuid_reg;
wire [ 4: 0] W_dst_regnum;
reg W_estatus_reg;
wire W_estatus_reg_inst_nxt;
wire W_estatus_reg_nxt;
reg [ 31: 0] W_ienable_reg;
wire [ 31: 0] W_ienable_reg_nxt;
reg [ 31: 0] W_ipending_reg;
wire [ 31: 0] W_ipending_reg_nxt;
wire [ 17: 0] W_mem_baddr;
reg W_rf_ecc_recoverable_valid;
reg W_rf_ecc_unrecoverable_valid;
wire W_rf_ecc_valid_any;
wire [ 31: 0] W_rf_wr_data;
wire W_rf_wren;
wire W_status_reg;
reg W_status_reg_pie;
wire W_status_reg_pie_inst_nxt;
wire W_status_reg_pie_nxt;
reg W_up_ex_mon_state;
reg W_valid /* synthesis ALTERA_IP_DEBUG_VISIBLE = 1 */;
wire W_valid_from_M;
wire [ 71: 0] W_vinst;
wire [ 31: 0] W_wr_data;
wire [ 31: 0] W_wr_data_non_zero;
wire av_fill_bit;
reg [ 1: 0] av_ld_align_cycle;
wire [ 1: 0] av_ld_align_cycle_nxt;
wire av_ld_align_one_more_cycle;
reg av_ld_aligning_data;
wire av_ld_aligning_data_nxt;
reg [ 7: 0] av_ld_byte0_data;
wire [ 7: 0] av_ld_byte0_data_nxt;
reg [ 7: 0] av_ld_byte1_data;
wire av_ld_byte1_data_en;
wire [ 7: 0] av_ld_byte1_data_nxt;
reg [ 7: 0] av_ld_byte2_data;
wire [ 7: 0] av_ld_byte2_data_nxt;
reg [ 7: 0] av_ld_byte3_data;
wire [ 7: 0] av_ld_byte3_data_nxt;
wire [ 31: 0] av_ld_data_aligned_filtered;
wire [ 31: 0] av_ld_data_aligned_unfiltered;
wire av_ld_done;
wire av_ld_extend;
wire av_ld_getting_data;
wire av_ld_rshift8;
reg av_ld_waiting_for_data;
wire av_ld_waiting_for_data_nxt;
wire av_sign_bit;
wire [ 17: 0] d_address;
reg [ 3: 0] d_byteenable;
reg d_read;
wire d_read_nxt;
reg d_write;
wire d_write_nxt;
reg [ 31: 0] d_writedata;
wire debug_mem_slave_clk;
wire debug_mem_slave_debugaccess_to_roms;
wire [ 31: 0] debug_mem_slave_readdata;
wire debug_mem_slave_reset;
wire debug_mem_slave_waitrequest;
wire debug_reset_request;
wire dummy_ci_port;
reg hbreak_enabled;
reg hbreak_pending;
wire hbreak_pending_nxt;
wire hbreak_req;
wire [ 17: 0] i_address;
reg i_read;
wire i_read_nxt;
wire [ 31: 0] iactive;
wire intr_req;
wire oci_hbreak_req;
wire [ 31: 0] oci_ienable;
wire oci_single_step_mode;
wire oci_tb_hbreak_req;
wire test_has_ended;
reg wait_for_one_post_bret_inst;
//the_niosII_cpu_cpu_test_bench, which is an e_instance
niosII_cpu_cpu_test_bench the_niosII_cpu_cpu_test_bench
(
.D_iw (D_iw),
.D_iw_op (D_iw_op),
.D_iw_opx (D_iw_opx),
.D_valid (D_valid),
.E_valid (E_valid),
.F_pcb (F_pcb),
.F_valid (F_valid),
.R_ctrl_ld (R_ctrl_ld),
.R_ctrl_ld_non_io (R_ctrl_ld_non_io),
.R_dst_regnum (R_dst_regnum),
.R_wr_dst_reg (R_wr_dst_reg),
.W_valid (W_valid),
.W_vinst (W_vinst),
.W_wr_data (W_wr_data),
.av_ld_data_aligned_filtered (av_ld_data_aligned_filtered),
.av_ld_data_aligned_unfiltered (av_ld_data_aligned_unfiltered),
.clk (clk),
.d_address (d_address),
.d_byteenable (d_byteenable),
.d_read (d_read),
.d_write (d_write),
.i_address (i_address),
.i_read (i_read),
.i_readdata (i_readdata),
.i_waitrequest (i_waitrequest),
.reset_n (reset_n),
.test_has_ended (test_has_ended)
);
assign F_av_iw_a = F_av_iw[31 : 27];
assign F_av_iw_b = F_av_iw[26 : 22];
assign F_av_iw_c = F_av_iw[21 : 17];
assign F_av_iw_custom_n = F_av_iw[13 : 6];
assign F_av_iw_custom_readra = F_av_iw[16];
assign F_av_iw_custom_readrb = F_av_iw[15];
assign F_av_iw_custom_writerc = F_av_iw[14];
assign F_av_iw_opx = F_av_iw[16 : 11];
assign F_av_iw_op = F_av_iw[5 : 0];
assign F_av_iw_imm5 = F_av_iw[10 : 6];
assign F_av_iw_imm16 = F_av_iw[21 : 6];
assign F_av_iw_imm26 = F_av_iw[31 : 6];
assign F_av_iw_memsz = F_av_iw[4 : 3];
assign F_av_iw_control_regnum = F_av_iw[10 : 6];
assign F_av_mem8 = F_av_iw_memsz == 2'b00;
assign F_av_mem16 = F_av_iw_memsz == 2'b01;
assign F_av_mem32 = F_av_iw_memsz[1] == 1'b1;
assign F_iw_a = F_iw[31 : 27];
assign F_iw_b = F_iw[26 : 22];
assign F_iw_c = F_iw[21 : 17];
assign F_iw_custom_n = F_iw[13 : 6];
assign F_iw_custom_readra = F_iw[16];
assign F_iw_custom_readrb = F_iw[15];
assign F_iw_custom_writerc = F_iw[14];
assign F_iw_opx = F_iw[16 : 11];
assign F_iw_op = F_iw[5 : 0];
assign F_iw_imm5 = F_iw[10 : 6];
assign F_iw_imm16 = F_iw[21 : 6];
assign F_iw_imm26 = F_iw[31 : 6];
assign F_iw_memsz = F_iw[4 : 3];
assign F_iw_control_regnum = F_iw[10 : 6];
assign F_mem8 = F_iw_memsz == 2'b00;
assign F_mem16 = F_iw_memsz == 2'b01;
assign F_mem32 = F_iw_memsz[1] == 1'b1;
assign D_iw_a = D_iw[31 : 27];
assign D_iw_b = D_iw[26 : 22];
assign D_iw_c = D_iw[21 : 17];
assign D_iw_custom_n = D_iw[13 : 6];
assign D_iw_custom_readra = D_iw[16];
assign D_iw_custom_readrb = D_iw[15];
assign D_iw_custom_writerc = D_iw[14];
assign D_iw_opx = D_iw[16 : 11];
assign D_iw_op = D_iw[5 : 0];
assign D_iw_imm5 = D_iw[10 : 6];
assign D_iw_imm16 = D_iw[21 : 6];
assign D_iw_imm26 = D_iw[31 : 6];
assign D_iw_memsz = D_iw[4 : 3];
assign D_iw_control_regnum = D_iw[10 : 6];
assign D_mem8 = D_iw_memsz == 2'b00;
assign D_mem16 = D_iw_memsz == 2'b01;
assign D_mem32 = D_iw_memsz[1] == 1'b1;
assign F_op_call = F_iw_op == 0;
assign F_op_jmpi = F_iw_op == 1;
assign F_op_op_rsv02 = F_iw_op == 2;
assign F_op_ldbu = F_iw_op == 3;
assign F_op_addi = F_iw_op == 4;
assign F_op_stb = F_iw_op == 5;
assign F_op_br = F_iw_op == 6;
assign F_op_ldb = F_iw_op == 7;
assign F_op_cmpgei = F_iw_op == 8;
assign F_op_op_rsv09 = F_iw_op == 9;
assign F_op_op_rsv10 = F_iw_op == 10;
assign F_op_ldhu = F_iw_op == 11;
assign F_op_andi = F_iw_op == 12;
assign F_op_sth = F_iw_op == 13;
assign F_op_bge = F_iw_op == 14;
assign F_op_ldh = F_iw_op == 15;
assign F_op_cmplti = F_iw_op == 16;
assign F_op_op_rsv17 = F_iw_op == 17;
assign F_op_op_rsv18 = F_iw_op == 18;
assign F_op_initda = F_iw_op == 19;
assign F_op_ori = F_iw_op == 20;
assign F_op_stw = F_iw_op == 21;
assign F_op_blt = F_iw_op == 22;
assign F_op_ldw = F_iw_op == 23;
assign F_op_cmpnei = F_iw_op == 24;
assign F_op_op_rsv25 = F_iw_op == 25;
assign F_op_op_rsv26 = F_iw_op == 26;
assign F_op_flushda = F_iw_op == 27;
assign F_op_xori = F_iw_op == 28;
assign F_op_stc = F_iw_op == 29;
assign F_op_bne = F_iw_op == 30;
assign F_op_ldl = F_iw_op == 31;
assign F_op_cmpeqi = F_iw_op == 32;
assign F_op_op_rsv33 = F_iw_op == 33;
assign F_op_op_rsv34 = F_iw_op == 34;
assign F_op_ldbuio = F_iw_op == 35;
assign F_op_muli = F_iw_op == 36;
assign F_op_stbio = F_iw_op == 37;
assign F_op_beq = F_iw_op == 38;
assign F_op_ldbio = F_iw_op == 39;
assign F_op_cmpgeui = F_iw_op == 40;
assign F_op_op_rsv41 = F_iw_op == 41;
assign F_op_op_rsv42 = F_iw_op == 42;
assign F_op_ldhuio = F_iw_op == 43;
assign F_op_andhi = F_iw_op == 44;
assign F_op_sthio = F_iw_op == 45;
assign F_op_bgeu = F_iw_op == 46;
assign F_op_ldhio = F_iw_op == 47;
assign F_op_cmpltui = F_iw_op == 48;
assign F_op_op_rsv49 = F_iw_op == 49;
assign F_op_custom = F_iw_op == 50;
assign F_op_initd = F_iw_op == 51;
assign F_op_orhi = F_iw_op == 52;
assign F_op_stwio = F_iw_op == 53;
assign F_op_bltu = F_iw_op == 54;
assign F_op_ldwio = F_iw_op == 55;
assign F_op_rdprs = F_iw_op == 56;
assign F_op_op_rsv57 = F_iw_op == 57;
assign F_op_flushd = F_iw_op == 59;
assign F_op_xorhi = F_iw_op == 60;
assign F_op_op_rsv61 = F_iw_op == 61;
assign F_op_op_rsv62 = F_iw_op == 62;
assign F_op_op_rsv63 = F_iw_op == 63;
assign F_op_opx_rsv00 = (F_iw_opx == 0) & F_is_opx_inst;
assign F_op_eret = (F_iw_opx == 1) & F_is_opx_inst;
assign F_op_roli = (F_iw_opx == 2) & F_is_opx_inst;
assign F_op_rol = (F_iw_opx == 3) & F_is_opx_inst;
assign F_op_flushp = (F_iw_opx == 4) & F_is_opx_inst;
assign F_op_ret = (F_iw_opx == 5) & F_is_opx_inst;
assign F_op_nor = (F_iw_opx == 6) & F_is_opx_inst;
assign F_op_mulxuu = (F_iw_opx == 7) & F_is_opx_inst;
assign F_op_cmpge = (F_iw_opx == 8) & F_is_opx_inst;
assign F_op_bret = (F_iw_opx == 9) & F_is_opx_inst;
assign F_op_opx_rsv10 = (F_iw_opx == 10) & F_is_opx_inst;
assign F_op_ror = (F_iw_opx == 11) & F_is_opx_inst;
assign F_op_flushi = (F_iw_opx == 12) & F_is_opx_inst;
assign F_op_jmp = (F_iw_opx == 13) & F_is_opx_inst;
assign F_op_and = (F_iw_opx == 14) & F_is_opx_inst;
assign F_op_opx_rsv15 = (F_iw_opx == 15) & F_is_opx_inst;
assign F_op_cmplt = (F_iw_opx == 16) & F_is_opx_inst;
assign F_op_opx_rsv17 = (F_iw_opx == 17) & F_is_opx_inst;
assign F_op_slli = (F_iw_opx == 18) & F_is_opx_inst;
assign F_op_sll = (F_iw_opx == 19) & F_is_opx_inst;
assign F_op_wrprs = (F_iw_opx == 20) & F_is_opx_inst;
assign F_op_opx_rsv21 = (F_iw_opx == 21) & F_is_opx_inst;
assign F_op_or = (F_iw_opx == 22) & F_is_opx_inst;
assign F_op_mulxsu = (F_iw_opx == 23) & F_is_opx_inst;
assign F_op_cmpne = (F_iw_opx == 24) & F_is_opx_inst;
assign F_op_opx_rsv25 = (F_iw_opx == 25) & F_is_opx_inst;
assign F_op_srli = (F_iw_opx == 26) & F_is_opx_inst;
assign F_op_srl = (F_iw_opx == 27) & F_is_opx_inst;
assign F_op_nextpc = (F_iw_opx == 28) & F_is_opx_inst;
assign F_op_callr = (F_iw_opx == 29) & F_is_opx_inst;
assign F_op_xor = (F_iw_opx == 30) & F_is_opx_inst;
assign F_op_mulxss = (F_iw_opx == 31) & F_is_opx_inst;
assign F_op_cmpeq = (F_iw_opx == 32) & F_is_opx_inst;
assign F_op_opx_rsv33 = (F_iw_opx == 33) & F_is_opx_inst;
assign F_op_opx_rsv34 = (F_iw_opx == 34) & F_is_opx_inst;
assign F_op_opx_rsv35 = (F_iw_opx == 35) & F_is_opx_inst;
assign F_op_divu = (F_iw_opx == 36) & F_is_opx_inst;
assign F_op_div = (F_iw_opx == 37) & F_is_opx_inst;
assign F_op_rdctl = (F_iw_opx == 38) & F_is_opx_inst;
assign F_op_mul = (F_iw_opx == 39) & F_is_opx_inst;
assign F_op_cmpgeu = (F_iw_opx == 40) & F_is_opx_inst;
assign F_op_initi = (F_iw_opx == 41) & F_is_opx_inst;
assign F_op_opx_rsv42 = (F_iw_opx == 42) & F_is_opx_inst;
assign F_op_opx_rsv43 = (F_iw_opx == 43) & F_is_opx_inst;
assign F_op_opx_rsv44 = (F_iw_opx == 44) & F_is_opx_inst;
assign F_op_trap = (F_iw_opx == 45) & F_is_opx_inst;
assign F_op_wrctl = (F_iw_opx == 46) & F_is_opx_inst;
assign F_op_opx_rsv47 = (F_iw_opx == 47) & F_is_opx_inst;
assign F_op_cmpltu = (F_iw_opx == 48) & F_is_opx_inst;
assign F_op_add = (F_iw_opx == 49) & F_is_opx_inst;
assign F_op_opx_rsv50 = (F_iw_opx == 50) & F_is_opx_inst;
assign F_op_opx_rsv51 = (F_iw_opx == 51) & F_is_opx_inst;
assign F_op_break = (F_iw_opx == 52) & F_is_opx_inst;
assign F_op_hbreak = (F_iw_opx == 53) & F_is_opx_inst;
assign F_op_sync = (F_iw_opx == 54) & F_is_opx_inst;
assign F_op_opx_rsv55 = (F_iw_opx == 55) & F_is_opx_inst;
assign F_op_opx_rsv56 = (F_iw_opx == 56) & F_is_opx_inst;
assign F_op_sub = (F_iw_opx == 57) & F_is_opx_inst;
assign F_op_srai = (F_iw_opx == 58) & F_is_opx_inst;
assign F_op_sra = (F_iw_opx == 59) & F_is_opx_inst;
assign F_op_opx_rsv60 = (F_iw_opx == 60) & F_is_opx_inst;
assign F_op_intr = (F_iw_opx == 61) & F_is_opx_inst;
assign F_op_crst = (F_iw_opx == 62) & F_is_opx_inst;
assign F_op_opx_rsv63 = (F_iw_opx == 63) & F_is_opx_inst;
assign F_is_opx_inst = F_iw_op == 58;
assign D_op_call = D_iw_op == 0;
assign D_op_jmpi = D_iw_op == 1;
assign D_op_op_rsv02 = D_iw_op == 2;
assign D_op_ldbu = D_iw_op == 3;
assign D_op_addi = D_iw_op == 4;
assign D_op_stb = D_iw_op == 5;
assign D_op_br = D_iw_op == 6;
assign D_op_ldb = D_iw_op == 7;
assign D_op_cmpgei = D_iw_op == 8;
assign D_op_op_rsv09 = D_iw_op == 9;
assign D_op_op_rsv10 = D_iw_op == 10;
assign D_op_ldhu = D_iw_op == 11;
assign D_op_andi = D_iw_op == 12;
assign D_op_sth = D_iw_op == 13;
assign D_op_bge = D_iw_op == 14;
assign D_op_ldh = D_iw_op == 15;
assign D_op_cmplti = D_iw_op == 16;
assign D_op_op_rsv17 = D_iw_op == 17;
assign D_op_op_rsv18 = D_iw_op == 18;
assign D_op_initda = D_iw_op == 19;
assign D_op_ori = D_iw_op == 20;
assign D_op_stw = D_iw_op == 21;
assign D_op_blt = D_iw_op == 22;
assign D_op_ldw = D_iw_op == 23;
assign D_op_cmpnei = D_iw_op == 24;
assign D_op_op_rsv25 = D_iw_op == 25;
assign D_op_op_rsv26 = D_iw_op == 26;
assign D_op_flushda = D_iw_op == 27;
assign D_op_xori = D_iw_op == 28;
assign D_op_stc = D_iw_op == 29;
assign D_op_bne = D_iw_op == 30;
assign D_op_ldl = D_iw_op == 31;
assign D_op_cmpeqi = D_iw_op == 32;
assign D_op_op_rsv33 = D_iw_op == 33;
assign D_op_op_rsv34 = D_iw_op == 34;
assign D_op_ldbuio = D_iw_op == 35;
assign D_op_muli = D_iw_op == 36;
assign D_op_stbio = D_iw_op == 37;
assign D_op_beq = D_iw_op == 38;
assign D_op_ldbio = D_iw_op == 39;
assign D_op_cmpgeui = D_iw_op == 40;
assign D_op_op_rsv41 = D_iw_op == 41;
assign D_op_op_rsv42 = D_iw_op == 42;
assign D_op_ldhuio = D_iw_op == 43;
assign D_op_andhi = D_iw_op == 44;
assign D_op_sthio = D_iw_op == 45;
assign D_op_bgeu = D_iw_op == 46;
assign D_op_ldhio = D_iw_op == 47;
assign D_op_cmpltui = D_iw_op == 48;
assign D_op_op_rsv49 = D_iw_op == 49;
assign D_op_custom = D_iw_op == 50;
assign D_op_initd = D_iw_op == 51;
assign D_op_orhi = D_iw_op == 52;
assign D_op_stwio = D_iw_op == 53;
assign D_op_bltu = D_iw_op == 54;
assign D_op_ldwio = D_iw_op == 55;
assign D_op_rdprs = D_iw_op == 56;
assign D_op_op_rsv57 = D_iw_op == 57;
assign D_op_flushd = D_iw_op == 59;
assign D_op_xorhi = D_iw_op == 60;
assign D_op_op_rsv61 = D_iw_op == 61;
assign D_op_op_rsv62 = D_iw_op == 62;
assign D_op_op_rsv63 = D_iw_op == 63;
assign D_op_opx_rsv00 = (D_iw_opx == 0) & D_is_opx_inst;
assign D_op_eret = (D_iw_opx == 1) & D_is_opx_inst;
assign D_op_roli = (D_iw_opx == 2) & D_is_opx_inst;
assign D_op_rol = (D_iw_opx == 3) & D_is_opx_inst;
assign D_op_flushp = (D_iw_opx == 4) & D_is_opx_inst;
assign D_op_ret = (D_iw_opx == 5) & D_is_opx_inst;
assign D_op_nor = (D_iw_opx == 6) & D_is_opx_inst;
assign D_op_mulxuu = (D_iw_opx == 7) & D_is_opx_inst;
assign D_op_cmpge = (D_iw_opx == 8) & D_is_opx_inst;
assign D_op_bret = (D_iw_opx == 9) & D_is_opx_inst;
assign D_op_opx_rsv10 = (D_iw_opx == 10) & D_is_opx_inst;
assign D_op_ror = (D_iw_opx == 11) & D_is_opx_inst;
assign D_op_flushi = (D_iw_opx == 12) & D_is_opx_inst;
assign D_op_jmp = (D_iw_opx == 13) & D_is_opx_inst;
assign D_op_and = (D_iw_opx == 14) & D_is_opx_inst;
assign D_op_opx_rsv15 = (D_iw_opx == 15) & D_is_opx_inst;
assign D_op_cmplt = (D_iw_opx == 16) & D_is_opx_inst;
assign D_op_opx_rsv17 = (D_iw_opx == 17) & D_is_opx_inst;
assign D_op_slli = (D_iw_opx == 18) & D_is_opx_inst;
assign D_op_sll = (D_iw_opx == 19) & D_is_opx_inst;
assign D_op_wrprs = (D_iw_opx == 20) & D_is_opx_inst;
assign D_op_opx_rsv21 = (D_iw_opx == 21) & D_is_opx_inst;
assign D_op_or = (D_iw_opx == 22) & D_is_opx_inst;
assign D_op_mulxsu = (D_iw_opx == 23) & D_is_opx_inst;
assign D_op_cmpne = (D_iw_opx == 24) & D_is_opx_inst;
assign D_op_opx_rsv25 = (D_iw_opx == 25) & D_is_opx_inst;
assign D_op_srli = (D_iw_opx == 26) & D_is_opx_inst;
assign D_op_srl = (D_iw_opx == 27) & D_is_opx_inst;
assign D_op_nextpc = (D_iw_opx == 28) & D_is_opx_inst;
assign D_op_callr = (D_iw_opx == 29) & D_is_opx_inst;
assign D_op_xor = (D_iw_opx == 30) & D_is_opx_inst;
assign D_op_mulxss = (D_iw_opx == 31) & D_is_opx_inst;
assign D_op_cmpeq = (D_iw_opx == 32) & D_is_opx_inst;
assign D_op_opx_rsv33 = (D_iw_opx == 33) & D_is_opx_inst;
assign D_op_opx_rsv34 = (D_iw_opx == 34) & D_is_opx_inst;
assign D_op_opx_rsv35 = (D_iw_opx == 35) & D_is_opx_inst;
assign D_op_divu = (D_iw_opx == 36) & D_is_opx_inst;
assign D_op_div = (D_iw_opx == 37) & D_is_opx_inst;
assign D_op_rdctl = (D_iw_opx == 38) & D_is_opx_inst;
assign D_op_mul = (D_iw_opx == 39) & D_is_opx_inst;
assign D_op_cmpgeu = (D_iw_opx == 40) & D_is_opx_inst;
assign D_op_initi = (D_iw_opx == 41) & D_is_opx_inst;
assign D_op_opx_rsv42 = (D_iw_opx == 42) & D_is_opx_inst;
assign D_op_opx_rsv43 = (D_iw_opx == 43) & D_is_opx_inst;
assign D_op_opx_rsv44 = (D_iw_opx == 44) & D_is_opx_inst;
assign D_op_trap = (D_iw_opx == 45) & D_is_opx_inst;
assign D_op_wrctl = (D_iw_opx == 46) & D_is_opx_inst;
assign D_op_opx_rsv47 = (D_iw_opx == 47) & D_is_opx_inst;
assign D_op_cmpltu = (D_iw_opx == 48) & D_is_opx_inst;
assign D_op_add = (D_iw_opx == 49) & D_is_opx_inst;
assign D_op_opx_rsv50 = (D_iw_opx == 50) & D_is_opx_inst;
assign D_op_opx_rsv51 = (D_iw_opx == 51) & D_is_opx_inst;
assign D_op_break = (D_iw_opx == 52) & D_is_opx_inst;
assign D_op_hbreak = (D_iw_opx == 53) & D_is_opx_inst;
assign D_op_sync = (D_iw_opx == 54) & D_is_opx_inst;
assign D_op_opx_rsv55 = (D_iw_opx == 55) & D_is_opx_inst;
assign D_op_opx_rsv56 = (D_iw_opx == 56) & D_is_opx_inst;
assign D_op_sub = (D_iw_opx == 57) & D_is_opx_inst;
assign D_op_srai = (D_iw_opx == 58) & D_is_opx_inst;
assign D_op_sra = (D_iw_opx == 59) & D_is_opx_inst;
assign D_op_opx_rsv60 = (D_iw_opx == 60) & D_is_opx_inst;
assign D_op_intr = (D_iw_opx == 61) & D_is_opx_inst;
assign D_op_crst = (D_iw_opx == 62) & D_is_opx_inst;
assign D_op_opx_rsv63 = (D_iw_opx == 63) & D_is_opx_inst;
assign D_is_opx_inst = D_iw_op == 58;
assign R_en = 1'b1;
assign E_ci_result = 0;
//custom_instruction_master, which is an e_custom_instruction_master
assign dummy_ci_port = 1'b0;
assign E_ci_multi_stall = 1'b0;
assign iactive = irq[31 : 0] & 32'b00000000000000000000000000000011;
assign F_pc_sel_nxt = (R_ctrl_exception | W_rf_ecc_unrecoverable_valid) ? 2'b00 :
R_ctrl_break ? 2'b01 :
(W_br_taken | R_ctrl_uncond_cti_non_br) ? 2'b10 :
2'b11;
assign F_pc_no_crst_nxt = (F_pc_sel_nxt == 2'b00)? 8 :
(F_pc_sel_nxt == 2'b01)? 33288 :
(F_pc_sel_nxt == 2'b10)? E_arith_result[17 : 2] :
F_pc_plus_one;
assign F_pc_nxt = F_pc_no_crst_nxt;
assign F_pcb_nxt = {F_pc_nxt, 2'b00};
assign F_pc_en = W_valid | W_rf_ecc_unrecoverable_valid;
assign F_pc_plus_one = F_pc + 1;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
F_pc <= 0;
else if (F_pc_en)
F_pc <= F_pc_nxt;
end
assign F_pcb = {F_pc, 2'b00};
assign F_pcb_plus_four = {F_pc_plus_one, 2'b00};
assign F_valid = i_read & ~i_waitrequest;
assign i_read_nxt = W_valid | W_rf_ecc_unrecoverable_valid | (i_read & i_waitrequest);
assign i_address = {F_pc, 2'b00};
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
i_read <= 1'b1;
else
i_read <= i_read_nxt;
end
assign oci_tb_hbreak_req = oci_hbreak_req;
assign hbreak_req = (oci_tb_hbreak_req | hbreak_pending) & hbreak_enabled & ~(wait_for_one_post_bret_inst & ~W_valid);
assign hbreak_pending_nxt = hbreak_pending ? hbreak_enabled
: hbreak_req;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
wait_for_one_post_bret_inst <= 1'b0;
else
wait_for_one_post_bret_inst <= (~hbreak_enabled & oci_single_step_mode) ? 1'b1 : (F_valid | ~oci_single_step_mode) ? 1'b0 : wait_for_one_post_bret_inst;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
hbreak_pending <= 1'b0;
else
hbreak_pending <= hbreak_pending_nxt;
end
assign intr_req = W_status_reg_pie & (W_ipending_reg != 0);
assign F_av_iw = i_readdata;
assign F_iw = hbreak_req ? 4040762 :
1'b0 ? 127034 :
intr_req ? 3926074 :
F_av_iw;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
D_iw <= 0;
else if (F_valid)
D_iw <= F_iw;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
D_valid <= 0;
else
D_valid <= F_valid | W1_rf_ecc_recoverable_valid;
end
assign D_dst_regnum = D_ctrl_implicit_dst_retaddr ? 5'd31 :
D_ctrl_implicit_dst_eretaddr ? 5'd29 :
D_ctrl_b_is_dst ? D_iw_b :
D_iw_c;
assign D_wr_dst_reg = (D_dst_regnum != 0) & ~D_ctrl_ignore_dst;
assign D_logic_op_raw = D_is_opx_inst ? D_iw_opx[4 : 3] :
D_iw_op[4 : 3];
assign D_logic_op = D_ctrl_alu_force_xor ? 2'b11 :
D_ctrl_alu_force_and ? 2'b01 :
D_logic_op_raw;
assign D_compare_op = D_is_opx_inst ? D_iw_opx[4 : 3] :
D_iw_op[4 : 3];
assign D_jmp_direct_target_waddr = D_iw[31 : 6];
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_valid <= 0;
else
R_valid <= D_valid;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_wr_dst_reg <= 0;
else
R_wr_dst_reg <= D_wr_dst_reg;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_dst_regnum <= 0;
else
R_dst_regnum <= D_dst_regnum;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_logic_op <= 0;
else
R_logic_op <= D_logic_op;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_compare_op <= 0;
else
R_compare_op <= D_compare_op;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_src2_use_imm <= 0;
else
R_src2_use_imm <= D_ctrl_src2_choose_imm | (D_ctrl_br & R_valid);
end
assign E_rf_ecc_valid_any = E_rf_ecc_recoverable_valid|E_rf_ecc_unrecoverable_valid;
assign W_rf_ecc_valid_any = W_rf_ecc_recoverable_valid|W_rf_ecc_unrecoverable_valid;
assign E_rf_ecc_recoverable_valid = 1'b0;
assign E_rf_ecc_unrecoverable_valid = 1'b0;
assign W_dst_regnum = R_dst_regnum;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_rf_ecc_recoverable_valid <= 0;
else
W_rf_ecc_recoverable_valid <= E_rf_ecc_recoverable_valid;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W1_rf_ecc_recoverable_valid <= 0;
else
W1_rf_ecc_recoverable_valid <= W_rf_ecc_recoverable_valid;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_rf_ecc_unrecoverable_valid <= 0;
else
W_rf_ecc_unrecoverable_valid <= E_rf_ecc_unrecoverable_valid & ~E_rf_ecc_recoverable_valid;
end
assign R_rf_a = R_rf_a_q;
assign R_rf_b = R_rf_b_q;
assign W_rf_wren = (R_wr_dst_reg & W_valid) | W_rf_ecc_valid_any | ~reset_n;
assign W_rf_wr_data = R_ctrl_ld ? av_ld_data_aligned_filtered : W_wr_data;
//niosII_cpu_cpu_register_bank_a, which is an nios_sdp_ram
niosII_cpu_cpu_register_bank_a_module niosII_cpu_cpu_register_bank_a
(
.clock (clk),
.data (W_rf_wr_data),
.q (R_rf_a_q),
.rdaddress (D_iw_a),
.wraddress (W_dst_regnum),
.wren (W_rf_wren)
);
//synthesis translate_off
`ifdef NO_PLI
defparam niosII_cpu_cpu_register_bank_a.lpm_file = "niosII_cpu_cpu_rf_ram_a.dat";
`else
defparam niosII_cpu_cpu_register_bank_a.lpm_file = "niosII_cpu_cpu_rf_ram_a.hex";
`endif
//synthesis translate_on
//niosII_cpu_cpu_register_bank_b, which is an nios_sdp_ram
niosII_cpu_cpu_register_bank_b_module niosII_cpu_cpu_register_bank_b
(
.clock (clk),
.data (W_rf_wr_data),
.q (R_rf_b_q),
.rdaddress (D_iw_b),
.wraddress (W_dst_regnum),
.wren (W_rf_wren)
);
//synthesis translate_off
`ifdef NO_PLI
defparam niosII_cpu_cpu_register_bank_b.lpm_file = "niosII_cpu_cpu_rf_ram_b.dat";
`else
defparam niosII_cpu_cpu_register_bank_b.lpm_file = "niosII_cpu_cpu_rf_ram_b.hex";
`endif
//synthesis translate_on
assign R_src1 = (((R_ctrl_br & E_valid_from_R) | (R_ctrl_retaddr & R_valid)))? {F_pc_plus_one, 2'b00} :
((R_ctrl_jmp_direct & E_valid_from_R))? {D_jmp_direct_target_waddr, 2'b00} :
R_rf_a;
assign R_src2_lo = ((R_ctrl_force_src2_zero|R_ctrl_hi_imm16))? {16 {D_ctrl_set_src2_rem_imm}} :
(R_ctrl_src_imm5_shift_rot)? {{11 {1'b0}},D_iw_imm5} :
(R_src2_use_imm)? D_iw_imm16 :
R_rf_b[15 : 0];
assign R_src2_hi = ((R_ctrl_force_src2_zero|R_ctrl_unsigned_lo_imm16))? {16 {D_ctrl_set_src2_rem_imm}} :
(R_ctrl_hi_imm16)? D_iw_imm16 :
(R_src2_use_imm)? {16 {D_iw_imm16[15]}} :
R_rf_b[31 : 16];
assign R_src2 = {R_src2_hi, R_src2_lo};
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_valid_from_R <= 0;
else
E_valid_from_R <= R_valid | E_stall;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_new_inst <= 0;
else
E_new_inst <= R_valid;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_src1 <= 0;
else
E_src1 <= R_src1;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_src2 <= 0;
else
E_src2 <= R_src2;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_invert_arith_src_msb <= 0;
else
E_invert_arith_src_msb <= D_ctrl_alu_signed_comparison & R_valid;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_alu_sub <= 0;
else
E_alu_sub <= D_ctrl_alu_subtract & R_valid;
end
assign E_valid = E_valid_from_R & ~E_rf_ecc_valid_any;
assign E_stall = (E_shift_rot_stall | E_ld_stall | E_st_stall | E_ci_multi_stall) & ~(E_rf_ecc_valid_any|W_rf_ecc_valid_any|W1_rf_ecc_recoverable_valid);
assign E_arith_src1 = { E_src1[31] ^ E_invert_arith_src_msb,
E_src1[30 : 0]};
assign E_arith_src2 = { E_src2[31] ^ E_invert_arith_src_msb,
E_src2[30 : 0]};
assign E_arith_result = E_alu_sub ?
E_arith_src1 - E_arith_src2 :
E_arith_src1 + E_arith_src2;
assign E_mem_baddr = E_arith_result[17 : 0];
assign E_logic_result = (R_logic_op == 2'b00)? (~(E_src1 | E_src2)) :
(R_logic_op == 2'b01)? (E_src1 & E_src2) :
(R_logic_op == 2'b10)? (E_src1 | E_src2) :
(E_src1 ^ E_src2);
assign E_logic_result_is_0 = E_logic_result == 0;
assign E_eq = E_logic_result_is_0;
assign E_lt = E_arith_result[32];
assign E_cmp_result = (R_compare_op == 2'b00)? E_eq :
(R_compare_op == 2'b01)? ~E_lt :
(R_compare_op == 2'b10)? E_lt :
~E_eq;
assign E_shift_rot_shfcnt = E_src2[4 : 0];
assign E_shift_rot_cnt_nxt = E_new_inst ? E_shift_rot_shfcnt : E_shift_rot_cnt-1;
assign E_shift_rot_done = (E_shift_rot_cnt == 0) & ~E_new_inst;
assign E_shift_rot_stall = R_ctrl_shift_rot & E_valid & ~E_shift_rot_done;
assign E_shift_rot_fill_bit = R_ctrl_shift_logical ? 1'b0 :
(R_ctrl_rot_right ? E_shift_rot_result[0] :
E_shift_rot_result[31]);
assign E_shift_rot_result_nxt = (E_new_inst)? E_src1 :
(R_ctrl_shift_rot_right)? {E_shift_rot_fill_bit, E_shift_rot_result[31 : 1]} :
{E_shift_rot_result[30 : 0], E_shift_rot_fill_bit};
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_shift_rot_result <= 0;
else
E_shift_rot_result <= E_shift_rot_result_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
E_shift_rot_cnt <= 0;
else
E_shift_rot_cnt <= E_shift_rot_cnt_nxt;
end
assign E_control_rd_data = (D_iw_control_regnum == 5'd0)? W_status_reg :
(D_iw_control_regnum == 5'd1)? W_estatus_reg :
(D_iw_control_regnum == 5'd2)? W_bstatus_reg :
(D_iw_control_regnum == 5'd3)? W_ienable_reg :
(D_iw_control_regnum == 5'd4)? W_ipending_reg :
(D_iw_control_regnum == 5'd5)? W_cpuid_reg :
W_cdsr_reg;
assign E_alu_result = ((R_ctrl_br_cmp | R_ctrl_rd_ctl_reg))? 0 :
(R_ctrl_shift_rot)? E_shift_rot_result :
(R_ctrl_logic)? E_logic_result :
(R_ctrl_custom)? E_ci_result :
E_arith_result;
assign R_sth_data = R_rf_b[15 : 0];
assign R_stw_data = R_rf_b[31 : 0];
assign R_stb_data = R_rf_b[7 : 0];
assign E_st_data = (D_ctrl_mem8)? {R_stb_data, R_stb_data, R_stb_data, R_stb_data} :
(D_ctrl_mem16)? {R_sth_data, R_sth_data} :
R_stw_data;
assign E_mem_byte_en = ({D_ctrl_mem16, D_ctrl_mem8, E_mem_baddr[1 : 0]} == {2'b01, 2'b00})? 4'b0001 :
({D_ctrl_mem16, D_ctrl_mem8, E_mem_baddr[1 : 0]} == {2'b01, 2'b01})? 4'b0010 :
({D_ctrl_mem16, D_ctrl_mem8, E_mem_baddr[1 : 0]} == {2'b01, 2'b10})? 4'b0100 :
({D_ctrl_mem16, D_ctrl_mem8, E_mem_baddr[1 : 0]} == {2'b01, 2'b11})? 4'b1000 :
({D_ctrl_mem16, D_ctrl_mem8, E_mem_baddr[1 : 0]} == {2'b10, 2'b00})? 4'b0011 :
({D_ctrl_mem16, D_ctrl_mem8, E_mem_baddr[1 : 0]} == {2'b10, 2'b01})? 4'b0011 :
({D_ctrl_mem16, D_ctrl_mem8, E_mem_baddr[1 : 0]} == {2'b10, 2'b10})? 4'b1100 :
({D_ctrl_mem16, D_ctrl_mem8, E_mem_baddr[1 : 0]} == {2'b10, 2'b11})? 4'b1100 :
4'b1111;
assign d_read_nxt = (R_ctrl_ld & E_new_inst & ~E_rf_ecc_valid_any) | (d_read & d_waitrequest);
assign E_ld_stall = R_ctrl_ld & ((E_valid & ~av_ld_done) | E_new_inst);
assign d_write_nxt = ((R_ctrl_st & (~R_ctrl_st_ex | W_up_ex_mon_state)) & E_new_inst & ~E_rf_ecc_valid_any) | (d_write & d_waitrequest);
assign E_st_stall = d_write_nxt;
assign d_address = W_mem_baddr;
assign av_ld_getting_data = d_read & ~d_waitrequest;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
d_read <= 0;
else
d_read <= d_read_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
d_writedata <= 0;
else
d_writedata <= E_st_data;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
d_byteenable <= 0;
else
d_byteenable <= E_mem_byte_en;
end
assign av_ld_align_cycle_nxt = av_ld_getting_data ? 0 : (av_ld_align_cycle+1);
assign av_ld_align_one_more_cycle = av_ld_align_cycle == (D_ctrl_mem16 ? 2 : 3);
assign av_ld_aligning_data_nxt = av_ld_aligning_data ?
~av_ld_align_one_more_cycle :
(~D_ctrl_mem32 & av_ld_getting_data);
assign av_ld_waiting_for_data_nxt = av_ld_waiting_for_data ?
~av_ld_getting_data :
(R_ctrl_ld & E_new_inst);
assign av_ld_done = ~av_ld_waiting_for_data_nxt & (D_ctrl_mem32 | ~av_ld_aligning_data_nxt);
assign av_ld_rshift8 = av_ld_aligning_data &
(av_ld_align_cycle < (W_mem_baddr[1 : 0]));
assign av_ld_extend = av_ld_aligning_data;
assign av_ld_byte0_data_nxt = av_ld_rshift8 ? av_ld_byte1_data :
av_ld_extend ? av_ld_byte0_data :d_readdata[7 : 0];
assign av_ld_byte1_data_nxt = av_ld_rshift8 ? av_ld_byte2_data :
av_ld_extend ? {8 {av_fill_bit}} :d_readdata[15 : 8];
assign av_ld_byte2_data_nxt = av_ld_rshift8 ? av_ld_byte3_data :
av_ld_extend ? {8 {av_fill_bit}} :d_readdata[23 : 16];
assign av_ld_byte3_data_nxt = av_ld_rshift8 ? av_ld_byte3_data :
av_ld_extend ? {8 {av_fill_bit}} :d_readdata[31 : 24];
assign av_ld_byte1_data_en = ~(av_ld_extend & D_ctrl_mem16 & ~av_ld_rshift8);
assign av_ld_data_aligned_unfiltered = {av_ld_byte3_data, av_ld_byte2_data,
av_ld_byte1_data, av_ld_byte0_data};
assign av_sign_bit = D_ctrl_mem16 ? av_ld_byte1_data[7] : av_ld_byte0_data[7];
assign av_fill_bit = av_sign_bit & R_ctrl_ld_signed;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
av_ld_align_cycle <= 0;
else
av_ld_align_cycle <= av_ld_align_cycle_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
av_ld_waiting_for_data <= 0;
else
av_ld_waiting_for_data <= av_ld_waiting_for_data_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
av_ld_aligning_data <= 0;
else
av_ld_aligning_data <= av_ld_aligning_data_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
av_ld_byte0_data <= 0;
else
av_ld_byte0_data <= av_ld_byte0_data_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
av_ld_byte1_data <= 0;
else if (av_ld_byte1_data_en)
av_ld_byte1_data <= av_ld_byte1_data_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
av_ld_byte2_data <= 0;
else
av_ld_byte2_data <= av_ld_byte2_data_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
av_ld_byte3_data <= 0;
else
av_ld_byte3_data <= av_ld_byte3_data_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_up_ex_mon_state <= 0;
else if (R_en)
W_up_ex_mon_state <= (R_ctrl_ld_ex & W_valid) ? 1'b1 :
((D_op_eret & W_valid) | (R_ctrl_st_ex & W_valid)) ? 1'b0 :
W_up_ex_mon_state;
end
assign W_valid_from_M = W_valid;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_valid <= 0;
else
W_valid <= E_valid & ~E_stall;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
A_valid_from_M <= 0;
else
A_valid_from_M <= E_valid & ~E_stall;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_control_rd_data <= 0;
else
W_control_rd_data <= D_ctrl_intr_inst ? W_status_reg : E_control_rd_data;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_cmp_result <= 0;
else
W_cmp_result <= E_cmp_result;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_alu_result <= 0;
else
W_alu_result <= E_alu_result;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_status_reg_pie <= 0;
else
W_status_reg_pie <= W_status_reg_pie_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_estatus_reg <= 0;
else
W_estatus_reg <= W_estatus_reg_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_bstatus_reg <= 0;
else
W_bstatus_reg <= W_bstatus_reg_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_ienable_reg <= 0;
else
W_ienable_reg <= W_ienable_reg_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_ipending_reg <= 0;
else
W_ipending_reg <= W_ipending_reg_nxt;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
W_cdsr_reg <= 0;
else
W_cdsr_reg <= 0;
end
assign W_cpuid_reg = 0;
assign W_wr_data_non_zero = R_ctrl_br_cmp ? W_cmp_result :
R_ctrl_rd_ctl_reg ? W_control_rd_data :
W_alu_result[31 : 0];
assign W_wr_data = W_wr_data_non_zero;
assign W_br_taken = R_ctrl_br_uncond | (R_ctrl_br & W_cmp_result);
assign W_mem_baddr = W_alu_result[17 : 0];
assign W_status_reg = W_status_reg_pie;
assign E_wrctl_status = R_ctrl_wrctl_inst &
(D_iw_control_regnum == 5'd0);
assign E_wrctl_estatus = R_ctrl_wrctl_inst &
(D_iw_control_regnum == 5'd1);
assign E_wrctl_bstatus = R_ctrl_wrctl_inst &
(D_iw_control_regnum == 5'd2);
assign E_wrctl_ienable = R_ctrl_wrctl_inst &
(D_iw_control_regnum == 5'd3);
assign W_status_reg_pie_inst_nxt = (R_ctrl_exception | R_ctrl_break | R_ctrl_crst | W_rf_ecc_unrecoverable_valid) ? 1'b0 :
(D_op_eret) ? W_estatus_reg :
(D_op_bret) ? W_bstatus_reg :
(E_wrctl_status) ? E_src1[0] :
W_status_reg_pie;
assign W_status_reg_pie_nxt = E_valid ? W_status_reg_pie_inst_nxt : W_status_reg_pie;
assign W_estatus_reg_inst_nxt = (R_ctrl_crst) ? 0 :
(R_ctrl_exception|W_rf_ecc_unrecoverable_valid) ? W_status_reg :
(E_wrctl_estatus) ? E_src1[0] :
W_estatus_reg;
assign W_estatus_reg_nxt = E_valid ? W_estatus_reg_inst_nxt : W_estatus_reg;
assign W_bstatus_reg_inst_nxt = (R_ctrl_break) ? W_status_reg :
(E_wrctl_bstatus) ? E_src1[0] :
W_bstatus_reg;
assign W_bstatus_reg_nxt = E_valid ? W_bstatus_reg_inst_nxt : W_bstatus_reg;
assign W_ienable_reg_nxt = ((E_wrctl_ienable & E_valid) ?
E_src1[31 : 0] : W_ienable_reg) & 32'b00000000000000000000000000000011;
assign W_ipending_reg_nxt = iactive & W_ienable_reg & oci_ienable & 32'b00000000000000000000000000000011;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
hbreak_enabled <= 1'b1;
else if (E_valid)
hbreak_enabled <= R_ctrl_break ? 1'b0 : D_op_bret ? 1'b1 : hbreak_enabled;
end
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
d_write <= 0;
else
d_write <= d_write_nxt;
end
niosII_cpu_cpu_nios2_oci the_niosII_cpu_cpu_nios2_oci
(
.D_valid (D_valid),
.E_st_data (E_st_data),
.E_valid (E_valid),
.F_pc (F_pc),
.address_nxt (debug_mem_slave_address),
.av_ld_data_aligned_filtered (av_ld_data_aligned_filtered),
.byteenable_nxt (debug_mem_slave_byteenable),
.clk (debug_mem_slave_clk),
.d_address (d_address),
.d_read (d_read),
.d_waitrequest (d_waitrequest),
.d_write (d_write),
.debug_mem_slave_debugaccess_to_roms (debug_mem_slave_debugaccess_to_roms),
.debugaccess_nxt (debug_mem_slave_debugaccess),
.hbreak_enabled (hbreak_enabled),
.oci_hbreak_req (oci_hbreak_req),
.oci_ienable (oci_ienable),
.oci_single_step_mode (oci_single_step_mode),
.read_nxt (debug_mem_slave_read),
.readdata (debug_mem_slave_readdata),
.reset (debug_mem_slave_reset),
.reset_n (reset_n),
.reset_req (reset_req),
.resetrequest (debug_reset_request),
.waitrequest (debug_mem_slave_waitrequest),
.write_nxt (debug_mem_slave_write),
.writedata_nxt (debug_mem_slave_writedata)
);
//debug_mem_slave, which is an e_avalon_slave
assign debug_mem_slave_clk = clk;
assign debug_mem_slave_reset = ~reset_n;
assign D_ctrl_custom = 1'b0;
assign R_ctrl_custom_nxt = D_ctrl_custom;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_custom <= 0;
else if (R_en)
R_ctrl_custom <= R_ctrl_custom_nxt;
end
assign D_ctrl_custom_multi = 1'b0;
assign R_ctrl_custom_multi_nxt = D_ctrl_custom_multi;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_custom_multi <= 0;
else if (R_en)
R_ctrl_custom_multi <= R_ctrl_custom_multi_nxt;
end
assign D_ctrl_jmp_indirect = D_op_eret|D_op_bret|D_op_ret|D_op_jmp|D_op_callr;
assign R_ctrl_jmp_indirect_nxt = D_ctrl_jmp_indirect;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_jmp_indirect <= 0;
else if (R_en)
R_ctrl_jmp_indirect <= R_ctrl_jmp_indirect_nxt;
end
assign D_ctrl_jmp_direct = D_op_call|D_op_jmpi;
assign R_ctrl_jmp_direct_nxt = D_ctrl_jmp_direct;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_jmp_direct <= 0;
else if (R_en)
R_ctrl_jmp_direct <= R_ctrl_jmp_direct_nxt;
end
assign D_ctrl_implicit_dst_retaddr = D_op_call;
assign R_ctrl_implicit_dst_retaddr_nxt = D_ctrl_implicit_dst_retaddr;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_implicit_dst_retaddr <= 0;
else if (R_en)
R_ctrl_implicit_dst_retaddr <= R_ctrl_implicit_dst_retaddr_nxt;
end
assign D_ctrl_implicit_dst_eretaddr = D_op_div|
D_op_divu|
D_op_mul|
D_op_muli|
D_op_mulxss|
D_op_mulxsu|
D_op_mulxuu|
D_op_crst|
D_op_ldl|
D_op_op_rsv02|
D_op_op_rsv09|
D_op_op_rsv10|
D_op_op_rsv17|
D_op_op_rsv18|
D_op_op_rsv25|
D_op_op_rsv26|
D_op_op_rsv33|
D_op_op_rsv34|
D_op_op_rsv41|
D_op_op_rsv42|
D_op_op_rsv49|
D_op_op_rsv57|
D_op_op_rsv61|
D_op_op_rsv62|
D_op_op_rsv63|
D_op_opx_rsv00|
D_op_opx_rsv10|
D_op_opx_rsv15|
D_op_opx_rsv17|
D_op_opx_rsv21|
D_op_opx_rsv25|
D_op_opx_rsv33|
D_op_opx_rsv34|
D_op_opx_rsv35|
D_op_opx_rsv42|
D_op_opx_rsv43|
D_op_opx_rsv44|
D_op_opx_rsv47|
D_op_opx_rsv50|
D_op_opx_rsv51|
D_op_opx_rsv55|
D_op_opx_rsv56|
D_op_opx_rsv60|
D_op_opx_rsv63|
D_op_rdprs|
D_op_stc|
D_op_wrprs;
assign R_ctrl_implicit_dst_eretaddr_nxt = D_ctrl_implicit_dst_eretaddr;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_implicit_dst_eretaddr <= 0;
else if (R_en)
R_ctrl_implicit_dst_eretaddr <= R_ctrl_implicit_dst_eretaddr_nxt;
end
assign D_ctrl_exception = D_op_trap|
D_op_opx_rsv44|
D_op_div|
D_op_divu|
D_op_mul|
D_op_muli|
D_op_mulxss|
D_op_mulxsu|
D_op_mulxuu|
D_op_crst|
D_op_ldl|
D_op_op_rsv02|
D_op_op_rsv09|
D_op_op_rsv10|
D_op_op_rsv17|
D_op_op_rsv18|
D_op_op_rsv25|
D_op_op_rsv26|
D_op_op_rsv33|
D_op_op_rsv34|
D_op_op_rsv41|
D_op_op_rsv42|
D_op_op_rsv49|
D_op_op_rsv57|
D_op_op_rsv61|
D_op_op_rsv62|
D_op_op_rsv63|
D_op_opx_rsv00|
D_op_opx_rsv10|
D_op_opx_rsv15|
D_op_opx_rsv17|
D_op_opx_rsv21|
D_op_opx_rsv25|
D_op_opx_rsv33|
D_op_opx_rsv34|
D_op_opx_rsv35|
D_op_opx_rsv42|
D_op_opx_rsv43|
D_op_opx_rsv47|
D_op_opx_rsv50|
D_op_opx_rsv51|
D_op_opx_rsv55|
D_op_opx_rsv56|
D_op_opx_rsv60|
D_op_opx_rsv63|
D_op_rdprs|
D_op_stc|
D_op_wrprs|
D_op_intr;
assign R_ctrl_exception_nxt = D_ctrl_exception;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_exception <= 0;
else if (R_en)
R_ctrl_exception <= R_ctrl_exception_nxt;
end
assign D_ctrl_break = D_op_break|D_op_hbreak;
assign R_ctrl_break_nxt = D_ctrl_break;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_break <= 0;
else if (R_en)
R_ctrl_break <= R_ctrl_break_nxt;
end
assign D_ctrl_crst = 1'b0;
assign R_ctrl_crst_nxt = D_ctrl_crst;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_crst <= 0;
else if (R_en)
R_ctrl_crst <= R_ctrl_crst_nxt;
end
assign D_ctrl_rd_ctl_reg = D_op_rdctl;
assign R_ctrl_rd_ctl_reg_nxt = D_ctrl_rd_ctl_reg;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_rd_ctl_reg <= 0;
else if (R_en)
R_ctrl_rd_ctl_reg <= R_ctrl_rd_ctl_reg_nxt;
end
assign D_ctrl_uncond_cti_non_br = D_op_call|D_op_jmpi|D_op_eret|D_op_bret|D_op_ret|D_op_jmp|D_op_callr;
assign R_ctrl_uncond_cti_non_br_nxt = D_ctrl_uncond_cti_non_br;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_uncond_cti_non_br <= 0;
else if (R_en)
R_ctrl_uncond_cti_non_br <= R_ctrl_uncond_cti_non_br_nxt;
end
assign D_ctrl_retaddr = D_op_call|
D_op_op_rsv02|
D_op_nextpc|
D_op_callr|
D_op_trap|
D_op_opx_rsv44|
D_op_div|
D_op_divu|
D_op_mul|
D_op_muli|
D_op_mulxss|
D_op_mulxsu|
D_op_mulxuu|
D_op_crst|
D_op_ldl|
D_op_op_rsv09|
D_op_op_rsv10|
D_op_op_rsv17|
D_op_op_rsv18|
D_op_op_rsv25|
D_op_op_rsv26|
D_op_op_rsv33|
D_op_op_rsv34|
D_op_op_rsv41|
D_op_op_rsv42|
D_op_op_rsv49|
D_op_op_rsv57|
D_op_op_rsv61|
D_op_op_rsv62|
D_op_op_rsv63|
D_op_opx_rsv00|
D_op_opx_rsv10|
D_op_opx_rsv15|
D_op_opx_rsv17|
D_op_opx_rsv21|
D_op_opx_rsv25|
D_op_opx_rsv33|
D_op_opx_rsv34|
D_op_opx_rsv35|
D_op_opx_rsv42|
D_op_opx_rsv43|
D_op_opx_rsv47|
D_op_opx_rsv50|
D_op_opx_rsv51|
D_op_opx_rsv55|
D_op_opx_rsv56|
D_op_opx_rsv60|
D_op_opx_rsv63|
D_op_rdprs|
D_op_stc|
D_op_wrprs|
D_op_intr|
D_op_break|
D_op_hbreak;
assign R_ctrl_retaddr_nxt = D_ctrl_retaddr;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_retaddr <= 0;
else if (R_en)
R_ctrl_retaddr <= R_ctrl_retaddr_nxt;
end
assign D_ctrl_shift_logical = D_op_slli|D_op_sll|D_op_srli|D_op_srl;
assign R_ctrl_shift_logical_nxt = D_ctrl_shift_logical;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_shift_logical <= 0;
else if (R_en)
R_ctrl_shift_logical <= R_ctrl_shift_logical_nxt;
end
assign D_ctrl_shift_right_arith = D_op_srai|D_op_sra;
assign R_ctrl_shift_right_arith_nxt = D_ctrl_shift_right_arith;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_shift_right_arith <= 0;
else if (R_en)
R_ctrl_shift_right_arith <= R_ctrl_shift_right_arith_nxt;
end
assign D_ctrl_rot_right = D_op_ror;
assign R_ctrl_rot_right_nxt = D_ctrl_rot_right;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_rot_right <= 0;
else if (R_en)
R_ctrl_rot_right <= R_ctrl_rot_right_nxt;
end
assign D_ctrl_shift_rot_right = D_op_srli|D_op_srl|D_op_srai|D_op_sra|D_op_ror;
assign R_ctrl_shift_rot_right_nxt = D_ctrl_shift_rot_right;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_shift_rot_right <= 0;
else if (R_en)
R_ctrl_shift_rot_right <= R_ctrl_shift_rot_right_nxt;
end
assign D_ctrl_shift_rot = D_op_slli|
D_op_sll|
D_op_roli|
D_op_rol|
D_op_srli|
D_op_srl|
D_op_srai|
D_op_sra|
D_op_ror;
assign R_ctrl_shift_rot_nxt = D_ctrl_shift_rot;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_shift_rot <= 0;
else if (R_en)
R_ctrl_shift_rot <= R_ctrl_shift_rot_nxt;
end
assign D_ctrl_logic = D_op_and|
D_op_or|
D_op_xor|
D_op_nor|
D_op_andhi|
D_op_orhi|
D_op_xorhi|
D_op_andi|
D_op_ori|
D_op_xori;
assign R_ctrl_logic_nxt = D_ctrl_logic;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_logic <= 0;
else if (R_en)
R_ctrl_logic <= R_ctrl_logic_nxt;
end
assign D_ctrl_hi_imm16 = D_op_andhi|D_op_orhi|D_op_xorhi;
assign R_ctrl_hi_imm16_nxt = D_ctrl_hi_imm16;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_hi_imm16 <= 0;
else if (R_en)
R_ctrl_hi_imm16 <= R_ctrl_hi_imm16_nxt;
end
assign D_ctrl_set_src2_rem_imm = 1'b0;
assign R_ctrl_set_src2_rem_imm_nxt = D_ctrl_set_src2_rem_imm;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_set_src2_rem_imm <= 0;
else if (R_en)
R_ctrl_set_src2_rem_imm <= R_ctrl_set_src2_rem_imm_nxt;
end
assign D_ctrl_unsigned_lo_imm16 = D_op_cmpgeui|
D_op_cmpltui|
D_op_andi|
D_op_ori|
D_op_xori|
D_op_roli|
D_op_slli|
D_op_srli|
D_op_srai;
assign R_ctrl_unsigned_lo_imm16_nxt = D_ctrl_unsigned_lo_imm16;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_unsigned_lo_imm16 <= 0;
else if (R_en)
R_ctrl_unsigned_lo_imm16 <= R_ctrl_unsigned_lo_imm16_nxt;
end
assign D_ctrl_signed_imm12 = 1'b0;
assign R_ctrl_signed_imm12_nxt = D_ctrl_signed_imm12;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_signed_imm12 <= 0;
else if (R_en)
R_ctrl_signed_imm12 <= R_ctrl_signed_imm12_nxt;
end
assign D_ctrl_src_imm5_shift_rot = D_op_roli|D_op_slli|D_op_srli|D_op_srai;
assign R_ctrl_src_imm5_shift_rot_nxt = D_ctrl_src_imm5_shift_rot;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_src_imm5_shift_rot <= 0;
else if (R_en)
R_ctrl_src_imm5_shift_rot <= R_ctrl_src_imm5_shift_rot_nxt;
end
assign D_ctrl_br_uncond = D_op_br;
assign R_ctrl_br_uncond_nxt = D_ctrl_br_uncond;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_br_uncond <= 0;
else if (R_en)
R_ctrl_br_uncond <= R_ctrl_br_uncond_nxt;
end
assign D_ctrl_br = D_op_br|D_op_bge|D_op_blt|D_op_bne|D_op_beq|D_op_bgeu|D_op_bltu;
assign R_ctrl_br_nxt = D_ctrl_br;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_br <= 0;
else if (R_en)
R_ctrl_br <= R_ctrl_br_nxt;
end
assign D_ctrl_alu_subtract = D_op_sub|
D_op_cmplti|
D_op_cmpltui|
D_op_cmplt|
D_op_cmpltu|
D_op_blt|
D_op_bltu|
D_op_cmpgei|
D_op_cmpgeui|
D_op_cmpge|
D_op_cmpgeu|
D_op_bge|
D_op_bgeu;
assign R_ctrl_alu_subtract_nxt = D_ctrl_alu_subtract;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_alu_subtract <= 0;
else if (R_en)
R_ctrl_alu_subtract <= R_ctrl_alu_subtract_nxt;
end
assign D_ctrl_alu_signed_comparison = D_op_cmpge|D_op_cmpgei|D_op_cmplt|D_op_cmplti|D_op_bge|D_op_blt;
assign R_ctrl_alu_signed_comparison_nxt = D_ctrl_alu_signed_comparison;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_alu_signed_comparison <= 0;
else if (R_en)
R_ctrl_alu_signed_comparison <= R_ctrl_alu_signed_comparison_nxt;
end
assign D_ctrl_br_cmp = D_op_br|
D_op_bge|
D_op_blt|
D_op_bne|
D_op_beq|
D_op_bgeu|
D_op_bltu|
D_op_cmpgei|
D_op_cmplti|
D_op_cmpnei|
D_op_cmpgeui|
D_op_cmpltui|
D_op_cmpeqi|
D_op_cmpge|
D_op_cmplt|
D_op_cmpne|
D_op_cmpgeu|
D_op_cmpltu|
D_op_cmpeq;
assign R_ctrl_br_cmp_nxt = D_ctrl_br_cmp;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_br_cmp <= 0;
else if (R_en)
R_ctrl_br_cmp <= R_ctrl_br_cmp_nxt;
end
assign D_ctrl_ld_signed = D_op_ldb|D_op_ldh|D_op_ldw|D_op_ldbio|D_op_ldhio|D_op_ldwio;
assign R_ctrl_ld_signed_nxt = D_ctrl_ld_signed;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_ld_signed <= 0;
else if (R_en)
R_ctrl_ld_signed <= R_ctrl_ld_signed_nxt;
end
assign D_ctrl_ld = D_op_ldb|
D_op_ldh|
D_op_ldw|
D_op_ldbio|
D_op_ldhio|
D_op_ldwio|
D_op_ldbu|
D_op_ldhu|
D_op_ldbuio|
D_op_ldhuio;
assign R_ctrl_ld_nxt = D_ctrl_ld;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_ld <= 0;
else if (R_en)
R_ctrl_ld <= R_ctrl_ld_nxt;
end
assign D_ctrl_ld_ex = 1'b0;
assign R_ctrl_ld_ex_nxt = D_ctrl_ld_ex;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_ld_ex <= 0;
else if (R_en)
R_ctrl_ld_ex <= R_ctrl_ld_ex_nxt;
end
assign D_ctrl_ld_non_io = D_op_ldbu|D_op_ldhu|D_op_ldb|D_op_ldh|D_op_ldw;
assign R_ctrl_ld_non_io_nxt = D_ctrl_ld_non_io;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_ld_non_io <= 0;
else if (R_en)
R_ctrl_ld_non_io <= R_ctrl_ld_non_io_nxt;
end
assign D_ctrl_st_ex = 1'b0;
assign R_ctrl_st_ex_nxt = D_ctrl_st_ex;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_st_ex <= 0;
else if (R_en)
R_ctrl_st_ex <= R_ctrl_st_ex_nxt;
end
assign D_ctrl_st = D_op_stb|D_op_sth|D_op_stw|D_op_stbio|D_op_sthio|D_op_stwio;
assign R_ctrl_st_nxt = D_ctrl_st;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_st <= 0;
else if (R_en)
R_ctrl_st <= R_ctrl_st_nxt;
end
assign D_ctrl_ld_st_ex = 1'b0;
assign R_ctrl_ld_st_ex_nxt = D_ctrl_ld_st_ex;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_ld_st_ex <= 0;
else if (R_en)
R_ctrl_ld_st_ex <= R_ctrl_ld_st_ex_nxt;
end
assign D_ctrl_mem8 = D_op_ldb|D_op_ldbu|D_op_ldbio|D_op_ldbuio|D_op_stb|D_op_stbio;
assign R_ctrl_mem8_nxt = D_ctrl_mem8;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_mem8 <= 0;
else if (R_en)
R_ctrl_mem8 <= R_ctrl_mem8_nxt;
end
assign D_ctrl_mem16 = D_op_ldhu|D_op_ldh|D_op_ldhio|D_op_ldhuio|D_op_sth|D_op_sthio;
assign R_ctrl_mem16_nxt = D_ctrl_mem16;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_mem16 <= 0;
else if (R_en)
R_ctrl_mem16 <= R_ctrl_mem16_nxt;
end
assign D_ctrl_mem32 = D_op_ldw|D_op_ldwio|D_op_stw|D_op_stwio;
assign R_ctrl_mem32_nxt = D_ctrl_mem32;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_mem32 <= 0;
else if (R_en)
R_ctrl_mem32 <= R_ctrl_mem32_nxt;
end
assign D_ctrl_ld_io = D_op_ldbuio|D_op_ldhuio|D_op_ldbio|D_op_ldhio|D_op_ldwio;
assign R_ctrl_ld_io_nxt = D_ctrl_ld_io;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_ld_io <= 0;
else if (R_en)
R_ctrl_ld_io <= R_ctrl_ld_io_nxt;
end
assign D_ctrl_b_is_dst = D_op_addi|
D_op_andhi|
D_op_orhi|
D_op_xorhi|
D_op_andi|
D_op_ori|
D_op_xori|
D_op_call|
D_op_cmpgei|
D_op_cmplti|
D_op_cmpnei|
D_op_cmpgeui|
D_op_cmpltui|
D_op_cmpeqi|
D_op_jmpi|
D_op_ldb|
D_op_ldh|
D_op_ldw|
D_op_ldbio|
D_op_ldhio|
D_op_ldwio|
D_op_ldbu|
D_op_ldhu|
D_op_ldbuio|
D_op_ldhuio|
D_op_initd|
D_op_initda|
D_op_flushd|
D_op_flushda;
assign R_ctrl_b_is_dst_nxt = D_ctrl_b_is_dst;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_b_is_dst <= 0;
else if (R_en)
R_ctrl_b_is_dst <= R_ctrl_b_is_dst_nxt;
end
assign D_ctrl_ignore_dst = D_op_br|
D_op_bge|
D_op_blt|
D_op_bne|
D_op_beq|
D_op_bgeu|
D_op_bltu|
D_op_stb|
D_op_sth|
D_op_stw|
D_op_stbio|
D_op_sthio|
D_op_stwio|
D_op_jmpi;
assign R_ctrl_ignore_dst_nxt = D_ctrl_ignore_dst;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_ignore_dst <= 0;
else if (R_en)
R_ctrl_ignore_dst <= R_ctrl_ignore_dst_nxt;
end
assign D_ctrl_src2_choose_imm = D_op_addi|
D_op_andhi|
D_op_orhi|
D_op_xorhi|
D_op_andi|
D_op_ori|
D_op_xori|
D_op_call|
D_op_cmpgei|
D_op_cmplti|
D_op_cmpnei|
D_op_cmpgeui|
D_op_cmpltui|
D_op_cmpeqi|
D_op_jmpi|
D_op_ldb|
D_op_ldh|
D_op_ldw|
D_op_ldbio|
D_op_ldhio|
D_op_ldwio|
D_op_ldbu|
D_op_ldhu|
D_op_ldbuio|
D_op_ldhuio|
D_op_initd|
D_op_initda|
D_op_flushd|
D_op_flushda|
D_op_stb|
D_op_sth|
D_op_stw|
D_op_stbio|
D_op_sthio|
D_op_stwio|
D_op_roli|
D_op_slli|
D_op_srli|
D_op_srai;
assign R_ctrl_src2_choose_imm_nxt = D_ctrl_src2_choose_imm;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_src2_choose_imm <= 0;
else if (R_en)
R_ctrl_src2_choose_imm <= R_ctrl_src2_choose_imm_nxt;
end
assign D_ctrl_wrctl_inst = D_op_wrctl;
assign R_ctrl_wrctl_inst_nxt = D_ctrl_wrctl_inst;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_wrctl_inst <= 0;
else if (R_en)
R_ctrl_wrctl_inst <= R_ctrl_wrctl_inst_nxt;
end
assign D_ctrl_intr_inst = 1'b0;
assign R_ctrl_intr_inst_nxt = D_ctrl_intr_inst;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_intr_inst <= 0;
else if (R_en)
R_ctrl_intr_inst <= R_ctrl_intr_inst_nxt;
end
assign D_ctrl_force_src2_zero = D_op_call|
D_op_op_rsv02|
D_op_nextpc|
D_op_callr|
D_op_trap|
D_op_opx_rsv44|
D_op_crst|
D_op_ldl|
D_op_op_rsv09|
D_op_op_rsv10|
D_op_op_rsv17|
D_op_op_rsv18|
D_op_op_rsv25|
D_op_op_rsv26|
D_op_op_rsv33|
D_op_op_rsv34|
D_op_op_rsv41|
D_op_op_rsv42|
D_op_op_rsv49|
D_op_op_rsv57|
D_op_op_rsv61|
D_op_op_rsv62|
D_op_op_rsv63|
D_op_opx_rsv00|
D_op_opx_rsv10|
D_op_opx_rsv15|
D_op_opx_rsv17|
D_op_opx_rsv21|
D_op_opx_rsv25|
D_op_opx_rsv33|
D_op_opx_rsv34|
D_op_opx_rsv35|
D_op_opx_rsv42|
D_op_opx_rsv43|
D_op_opx_rsv47|
D_op_opx_rsv50|
D_op_opx_rsv51|
D_op_opx_rsv55|
D_op_opx_rsv56|
D_op_opx_rsv60|
D_op_opx_rsv63|
D_op_rdprs|
D_op_stc|
D_op_wrprs|
D_op_intr|
D_op_break|
D_op_hbreak|
D_op_eret|
D_op_bret|
D_op_ret|
D_op_jmp|
D_op_jmpi;
assign R_ctrl_force_src2_zero_nxt = D_ctrl_force_src2_zero;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_force_src2_zero <= 0;
else if (R_en)
R_ctrl_force_src2_zero <= R_ctrl_force_src2_zero_nxt;
end
assign D_ctrl_alu_force_xor = D_op_cmpgei|
D_op_cmpgeui|
D_op_cmpeqi|
D_op_cmpge|
D_op_cmpgeu|
D_op_cmpeq|
D_op_cmpnei|
D_op_cmpne|
D_op_bge|
D_op_bgeu|
D_op_beq|
D_op_bne|
D_op_br;
assign R_ctrl_alu_force_xor_nxt = D_ctrl_alu_force_xor;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_alu_force_xor <= 0;
else if (R_en)
R_ctrl_alu_force_xor <= R_ctrl_alu_force_xor_nxt;
end
assign D_ctrl_alu_force_and = 1'b0;
assign R_ctrl_alu_force_and_nxt = D_ctrl_alu_force_and;
always @(posedge clk or negedge reset_n)
begin
if (reset_n == 0)
R_ctrl_alu_force_and <= 0;
else if (R_en)
R_ctrl_alu_force_and <= R_ctrl_alu_force_and_nxt;
end
//data_master, which is an e_avalon_master
//instruction_master, which is an e_avalon_master
//synthesis translate_off
//////////////// SIMULATION-ONLY CONTENTS
assign F_inst = (F_op_call)? 56'h20202063616c6c :
(F_op_jmpi)? 56'h2020206a6d7069 :
(F_op_ldbu)? 56'h2020206c646275 :
(F_op_addi)? 56'h20202061646469 :
(F_op_stb)? 56'h20202020737462 :
(F_op_br)? 56'h20202020206272 :
(F_op_ldb)? 56'h202020206c6462 :
(F_op_cmpgei)? 56'h20636d70676569 :
(F_op_ldhu)? 56'h2020206c646875 :
(F_op_andi)? 56'h202020616e6469 :
(F_op_sth)? 56'h20202020737468 :
(F_op_bge)? 56'h20202020626765 :
(F_op_ldh)? 56'h202020206c6468 :
(F_op_cmplti)? 56'h20636d706c7469 :
(F_op_initda)? 56'h20696e69746461 :
(F_op_ori)? 56'h202020206f7269 :
(F_op_stw)? 56'h20202020737477 :
(F_op_blt)? 56'h20202020626c74 :
(F_op_ldw)? 56'h202020206c6477 :
(F_op_cmpnei)? 56'h20636d706e6569 :
(F_op_flushda)? 56'h666c7573686461 :
(F_op_xori)? 56'h202020786f7269 :
(F_op_bne)? 56'h20202020626e65 :
(F_op_cmpeqi)? 56'h20636d70657169 :
(F_op_ldbuio)? 56'h206c646275696f :
(F_op_muli)? 56'h2020206d756c69 :
(F_op_stbio)? 56'h2020737462696f :
(F_op_beq)? 56'h20202020626571 :
(F_op_ldbio)? 56'h20206c6462696f :
(F_op_cmpgeui)? 56'h636d7067657569 :
(F_op_ldhuio)? 56'h206c646875696f :
(F_op_andhi)? 56'h2020616e646869 :
(F_op_sthio)? 56'h2020737468696f :
(F_op_bgeu)? 56'h20202062676575 :
(F_op_ldhio)? 56'h20206c6468696f :
(F_op_cmpltui)? 56'h636d706c747569 :
(F_op_custom)? 56'h20637573746f6d :
(F_op_initd)? 56'h2020696e697464 :
(F_op_orhi)? 56'h2020206f726869 :
(F_op_stwio)? 56'h2020737477696f :
(F_op_bltu)? 56'h202020626c7475 :
(F_op_ldwio)? 56'h20206c6477696f :
(F_op_flushd)? 56'h20666c75736864 :
(F_op_xorhi)? 56'h2020786f726869 :
(F_op_eret)? 56'h20202065726574 :
(F_op_roli)? 56'h202020726f6c69 :
(F_op_rol)? 56'h20202020726f6c :
(F_op_flushp)? 56'h20666c75736870 :
(F_op_ret)? 56'h20202020726574 :
(F_op_nor)? 56'h202020206e6f72 :
(F_op_mulxuu)? 56'h206d756c787575 :
(F_op_cmpge)? 56'h2020636d706765 :
(F_op_bret)? 56'h20202062726574 :
(F_op_ror)? 56'h20202020726f72 :
(F_op_flushi)? 56'h20666c75736869 :
(F_op_jmp)? 56'h202020206a6d70 :
(F_op_and)? 56'h20202020616e64 :
(F_op_cmplt)? 56'h2020636d706c74 :
(F_op_slli)? 56'h202020736c6c69 :
(F_op_sll)? 56'h20202020736c6c :
(F_op_or)? 56'h20202020206f72 :
(F_op_mulxsu)? 56'h206d756c787375 :
(F_op_cmpne)? 56'h2020636d706e65 :
(F_op_srli)? 56'h20202073726c69 :
(F_op_srl)? 56'h2020202073726c :
(F_op_nextpc)? 56'h206e6578747063 :
(F_op_callr)? 56'h202063616c6c72 :
(F_op_xor)? 56'h20202020786f72 :
(F_op_mulxss)? 56'h206d756c787373 :
(F_op_cmpeq)? 56'h2020636d706571 :
(F_op_divu)? 56'h20202064697675 :
(F_op_div)? 56'h20202020646976 :
(F_op_rdctl)? 56'h2020726463746c :
(F_op_mul)? 56'h202020206d756c :
(F_op_cmpgeu)? 56'h20636d70676575 :
(F_op_initi)? 56'h2020696e697469 :
(F_op_trap)? 56'h20202074726170 :
(F_op_wrctl)? 56'h2020777263746c :
(F_op_cmpltu)? 56'h20636d706c7475 :
(F_op_add)? 56'h20202020616464 :
(F_op_break)? 56'h2020627265616b :
(F_op_hbreak)? 56'h2068627265616b :
(F_op_sync)? 56'h20202073796e63 :
(F_op_sub)? 56'h20202020737562 :
(F_op_srai)? 56'h20202073726169 :
(F_op_sra)? 56'h20202020737261 :
(F_op_intr)? 56'h202020696e7472 :
56'h20202020424144;
assign D_inst = (D_op_call)? 56'h20202063616c6c :
(D_op_jmpi)? 56'h2020206a6d7069 :
(D_op_ldbu)? 56'h2020206c646275 :
(D_op_addi)? 56'h20202061646469 :
(D_op_stb)? 56'h20202020737462 :
(D_op_br)? 56'h20202020206272 :
(D_op_ldb)? 56'h202020206c6462 :
(D_op_cmpgei)? 56'h20636d70676569 :
(D_op_ldhu)? 56'h2020206c646875 :
(D_op_andi)? 56'h202020616e6469 :
(D_op_sth)? 56'h20202020737468 :
(D_op_bge)? 56'h20202020626765 :
(D_op_ldh)? 56'h202020206c6468 :
(D_op_cmplti)? 56'h20636d706c7469 :
(D_op_initda)? 56'h20696e69746461 :
(D_op_ori)? 56'h202020206f7269 :
(D_op_stw)? 56'h20202020737477 :
(D_op_blt)? 56'h20202020626c74 :
(D_op_ldw)? 56'h202020206c6477 :
(D_op_cmpnei)? 56'h20636d706e6569 :
(D_op_flushda)? 56'h666c7573686461 :
(D_op_xori)? 56'h202020786f7269 :
(D_op_bne)? 56'h20202020626e65 :
(D_op_cmpeqi)? 56'h20636d70657169 :
(D_op_ldbuio)? 56'h206c646275696f :
(D_op_muli)? 56'h2020206d756c69 :
(D_op_stbio)? 56'h2020737462696f :
(D_op_beq)? 56'h20202020626571 :
(D_op_ldbio)? 56'h20206c6462696f :
(D_op_cmpgeui)? 56'h636d7067657569 :
(D_op_ldhuio)? 56'h206c646875696f :
(D_op_andhi)? 56'h2020616e646869 :
(D_op_sthio)? 56'h2020737468696f :
(D_op_bgeu)? 56'h20202062676575 :
(D_op_ldhio)? 56'h20206c6468696f :
(D_op_cmpltui)? 56'h636d706c747569 :
(D_op_custom)? 56'h20637573746f6d :
(D_op_initd)? 56'h2020696e697464 :
(D_op_orhi)? 56'h2020206f726869 :
(D_op_stwio)? 56'h2020737477696f :
(D_op_bltu)? 56'h202020626c7475 :
(D_op_ldwio)? 56'h20206c6477696f :
(D_op_flushd)? 56'h20666c75736864 :
(D_op_xorhi)? 56'h2020786f726869 :
(D_op_eret)? 56'h20202065726574 :
(D_op_roli)? 56'h202020726f6c69 :
(D_op_rol)? 56'h20202020726f6c :
(D_op_flushp)? 56'h20666c75736870 :
(D_op_ret)? 56'h20202020726574 :
(D_op_nor)? 56'h202020206e6f72 :
(D_op_mulxuu)? 56'h206d756c787575 :
(D_op_cmpge)? 56'h2020636d706765 :
(D_op_bret)? 56'h20202062726574 :
(D_op_ror)? 56'h20202020726f72 :
(D_op_flushi)? 56'h20666c75736869 :
(D_op_jmp)? 56'h202020206a6d70 :
(D_op_and)? 56'h20202020616e64 :
(D_op_cmplt)? 56'h2020636d706c74 :
(D_op_slli)? 56'h202020736c6c69 :
(D_op_sll)? 56'h20202020736c6c :
(D_op_or)? 56'h20202020206f72 :
(D_op_mulxsu)? 56'h206d756c787375 :
(D_op_cmpne)? 56'h2020636d706e65 :
(D_op_srli)? 56'h20202073726c69 :
(D_op_srl)? 56'h2020202073726c :
(D_op_nextpc)? 56'h206e6578747063 :
(D_op_callr)? 56'h202063616c6c72 :
(D_op_xor)? 56'h20202020786f72 :
(D_op_mulxss)? 56'h206d756c787373 :
(D_op_cmpeq)? 56'h2020636d706571 :
(D_op_divu)? 56'h20202064697675 :
(D_op_div)? 56'h20202020646976 :
(D_op_rdctl)? 56'h2020726463746c :
(D_op_mul)? 56'h202020206d756c :
(D_op_cmpgeu)? 56'h20636d70676575 :
(D_op_initi)? 56'h2020696e697469 :
(D_op_trap)? 56'h20202074726170 :
(D_op_wrctl)? 56'h2020777263746c :
(D_op_cmpltu)? 56'h20636d706c7475 :
(D_op_add)? 56'h20202020616464 :
(D_op_break)? 56'h2020627265616b :
(D_op_hbreak)? 56'h2068627265616b :
(D_op_sync)? 56'h20202073796e63 :
(D_op_sub)? 56'h20202020737562 :
(D_op_srai)? 56'h20202073726169 :
(D_op_sra)? 56'h20202020737261 :
(D_op_intr)? 56'h202020696e7472 :
56'h20202020424144;
assign F_vinst = F_valid ? F_inst : {9{8'h2d}};
assign D_vinst = D_valid ? D_inst : {9{8'h2d}};
assign R_vinst = R_valid ? D_inst : {9{8'h2d}};
assign E_vinst = E_valid ? D_inst : {9{8'h2d}};
assign W_vinst = W_valid ? D_inst : {9{8'h2d}};
//////////////// END SIMULATION-ONLY CONTENTS
//synthesis translate_on
endmodule
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