Unified Coverage Report :: Module :: prim_lc_sync

Module : prim_lc_sync

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
100.00	100.00					100.00

Source File(s) :
/workspaces/lowrisc/opentitan/scratch/earlgrey_1_0_0_2024_08_20_RC0/clkmgr-sim-vcs/default/sim-vcs/../src/lowrisc_prim_lc_sync_0.1/rtl/prim_lc_sync.sv

Module self-instances :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
tb.dut.u_clkmgr_byp.u_en_sync	100.00	100.00					100.00
tb.dut.u_clkmgr_byp.u_lc_byp_req	100.00	100.00					100.00

---

Module Instance : tb.dut.u_clkmgr_byp.u_en_sync

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
100.00	100.00					100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
100.00	100.00				100.00	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
100.00	100.00						u_clkmgr_byp

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
gen_buffs[0].gen_bits[0].u_prim_buf	100.00	100.00
gen_buffs[0].gen_bits[1].u_prim_buf	100.00	100.00
gen_buffs[0].gen_bits[2].u_prim_buf	100.00	100.00
gen_buffs[0].gen_bits[3].u_prim_buf	100.00	100.00
gen_flops.u_prim_flop_2sync	100.00	100.00				100.00

---

Module Instance : tb.dut.u_clkmgr_byp.u_lc_byp_req

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
100.00	100.00					100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
100.00	100.00				100.00	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
100.00	100.00						u_clkmgr_byp

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
gen_buffs[0].gen_bits[0].u_prim_buf	100.00	100.00
gen_buffs[0].gen_bits[1].u_prim_buf	100.00	100.00
gen_buffs[0].gen_bits[2].u_prim_buf	100.00	100.00
gen_buffs[0].gen_bits[3].u_prim_buf	100.00	100.00
gen_buffs[1].gen_bits[0].u_prim_buf	100.00	100.00
gen_buffs[1].gen_bits[1].u_prim_buf	100.00	100.00
gen_buffs[1].gen_bits[2].u_prim_buf	100.00	100.00
gen_buffs[1].gen_bits[3].u_prim_buf	100.00	100.00
gen_flops.u_prim_flop_2sync	100.00	100.00				100.00

Line Coverage for Module : prim_lc_sync ( parameter NumCopies=1,AsyncOn=1,ResetValueIsOn=0,LcResetValue=10 )
Line Coverage for Module self-instances :

SCORE	LINE
100.00	100.00

tb.dut.u_clkmgr_byp.u_en_sync

	Line No.	Total	Covered	Percent
TOTAL		2	2	100.00
ALWAYS	68	1	1	100.00
CONT_ASSIGN	106	1	1	100.00

67                            always_ff @(posedge clk_i) begin
68         1/1                  lc_en_in_sva_q <= lc_en_i;
           Tests:       T4 T5 T6 
69                            end
70                          `ASSERT(OutputDelay_A,
71                                  rst_ni |-> ##3 lc_en_o == {NumCopies{$past(lc_en_in_sva_q, 2)}} ||
72                                                 ($past(lc_en_in_sva_q, 2) != $past(lc_en_in_sva_q, 1)))
73                      `endif
74                        end else begin : gen_no_flops
75                          //VCS coverage off
76                          // pragma coverage off
77                      
78                          // This unused companion logic helps remove lint errors
79                          // for modules where clock and reset are used for assertions only
80                          // or nothing at all.
81                          // This logic will be removed for sythesis since it is unloaded.
82                          lc_ctrl_pkg::lc_tx_t unused_logic;
83                          always_ff @(posedge clk_i or negedge rst_ni) begin
84                            if (!rst_ni) begin
85                               unused_logic <= lc_ctrl_pkg::Off;
86                            end else begin
87                               unused_logic <= lc_en_i;
88                            end
89                          end
90                          //VCS coverage on
91                          // pragma coverage on
92                      
93                          assign lc_en = lc_en_i;
94                      
95                          `ASSERT(OutputDelay_A, lc_en_o == {NumCopies{lc_en_i}})
96                        end
97                      
98                        for (genvar j = 0; j < NumCopies; j++) begin : gen_buffs
99                          logic [lc_ctrl_pkg::TxWidth-1:0] lc_en_out;
100                         for (genvar k = 0; k < lc_ctrl_pkg::TxWidth; k++) begin : gen_bits
101                           prim_sec_anchor_buf u_prim_buf (
102                             .in_i(lc_en[k]),
103                             .out_o(lc_en_out[k])
104                           );
105                         end
106        1/1              assign lc_en_o[j] = lc_ctrl_pkg::lc_tx_t'(lc_en_out);
           Tests:       T4 T34 T35 

---

Line Coverage for Module : prim_lc_sync ( parameter NumCopies=2,AsyncOn=1,ResetValueIsOn=0,LcResetValue=10 )
Line Coverage for Module self-instances :

SCORE	LINE
100.00	100.00

tb.dut.u_clkmgr_byp.u_lc_byp_req

	Line No.	Total	Covered	Percent
TOTAL		3	3	100.00
ALWAYS	68	1	1	100.00
CONT_ASSIGN	106	1	1	100.00
CONT_ASSIGN	106	1	1	100.00

67                            always_ff @(posedge clk_i) begin
68         1/1                  lc_en_in_sva_q <= lc_en_i;
           Tests:       T4 T5 T6 
69                            end
70                          `ASSERT(OutputDelay_A,
71                                  rst_ni |-> ##3 lc_en_o == {NumCopies{$past(lc_en_in_sva_q, 2)}} ||
72                                                 ($past(lc_en_in_sva_q, 2) != $past(lc_en_in_sva_q, 1)))
73                      `endif
74                        end else begin : gen_no_flops
75                          //VCS coverage off
76                          // pragma coverage off
77                      
78                          // This unused companion logic helps remove lint errors
79                          // for modules where clock and reset are used for assertions only
80                          // or nothing at all.
81                          // This logic will be removed for sythesis since it is unloaded.
82                          lc_ctrl_pkg::lc_tx_t unused_logic;
83                          always_ff @(posedge clk_i or negedge rst_ni) begin
84                            if (!rst_ni) begin
85                               unused_logic <= lc_ctrl_pkg::Off;
86                            end else begin
87                               unused_logic <= lc_en_i;
88                            end
89                          end
90                          //VCS coverage on
91                          // pragma coverage on
92                      
93                          assign lc_en = lc_en_i;
94                      
95                          `ASSERT(OutputDelay_A, lc_en_o == {NumCopies{lc_en_i}})
96                        end
97                      
98                        for (genvar j = 0; j < NumCopies; j++) begin : gen_buffs
99                          logic [lc_ctrl_pkg::TxWidth-1:0] lc_en_out;
100                         for (genvar k = 0; k < lc_ctrl_pkg::TxWidth; k++) begin : gen_bits
101                           prim_sec_anchor_buf u_prim_buf (
102                             .in_i(lc_en[k]),
103                             .out_o(lc_en_out[k])
104                           );
105                         end
106        2/2              assign lc_en_o[j] = lc_ctrl_pkg::lc_tx_t'(lc_en_out);
           Tests:       T4 T34 T35  | T4 T34 T35 

---

Assert Coverage for Module : prim_lc_sync

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	3	3	100.00	3	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	3	3	100.00	3	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
NumCopiesMustBeGreaterZero_A	1610	1610	0	0
OutputsKnown_A	78125598	72682492	0	0
gen_flops.OutputDelay_A	78125598	72668748	0	4830

NumCopiesMustBeGreaterZero_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	1610	1610	0	0
T4	2	2	0	0
T5	2	2	0	0
T6	2	2	0	0
T32	2	2	0	0
T33	2	2	0	0
T34	2	2	0	0
T35	2	2	0	0
T36	2	2	0	0
T37	2	2	0	0
T38	2	2	0	0

OutputsKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	78125598	72682492	0	0
T4	2956	2796	0	0
T5	2072	2000	0	0
T6	3268	2944	0	0
T32	2678	2596	0	0
T33	2920	2582	0	0
T34	4294	3870	0	0
T35	3220	3102	0	0
T36	3110	2996	0	0
T37	3672	3666	0	0
T38	5770	5754	0	0

gen_flops.OutputDelay_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	78125598	72668748	0	4830
T4	2956	2790	0	6
T5	2072	1994	0	6
T6	3268	2938	0	6
T32	2678	2590	0	6
T33	2920	2576	0	6
T34	4294	3864	0	6
T35	3220	3096	0	6
T36	3110	2990	0	6
T37	3672	3660	0	6
T38	5770	5748	0	6

Line Coverage for Instance : tb.dut.u_clkmgr_byp.u_en_sync

	Line No.	Total	Covered	Percent
TOTAL		2	2	100.00
ALWAYS	68	1	1	100.00
CONT_ASSIGN	106	1	1	100.00

67                            always_ff @(posedge clk_i) begin
68         1/1                  lc_en_in_sva_q <= lc_en_i;
           Tests:       T4 T5 T6 
69                            end
70                          `ASSERT(OutputDelay_A,
71                                  rst_ni |-> ##3 lc_en_o == {NumCopies{$past(lc_en_in_sva_q, 2)}} ||
72                                                 ($past(lc_en_in_sva_q, 2) != $past(lc_en_in_sva_q, 1)))
73                      `endif
74                        end else begin : gen_no_flops
75                          //VCS coverage off
76                          // pragma coverage off
77                      
78                          // This unused companion logic helps remove lint errors
79                          // for modules where clock and reset are used for assertions only
80                          // or nothing at all.
81                          // This logic will be removed for sythesis since it is unloaded.
82                          lc_ctrl_pkg::lc_tx_t unused_logic;
83                          always_ff @(posedge clk_i or negedge rst_ni) begin
84                            if (!rst_ni) begin
85                               unused_logic <= lc_ctrl_pkg::Off;
86                            end else begin
87                               unused_logic <= lc_en_i;
88                            end
89                          end
90                          //VCS coverage on
91                          // pragma coverage on
92                      
93                          assign lc_en = lc_en_i;
94                      
95                          `ASSERT(OutputDelay_A, lc_en_o == {NumCopies{lc_en_i}})
96                        end
97                      
98                        for (genvar j = 0; j < NumCopies; j++) begin : gen_buffs
99                          logic [lc_ctrl_pkg::TxWidth-1:0] lc_en_out;
100                         for (genvar k = 0; k < lc_ctrl_pkg::TxWidth; k++) begin : gen_bits
101                           prim_sec_anchor_buf u_prim_buf (
102                             .in_i(lc_en[k]),
103                             .out_o(lc_en_out[k])
104                           );
105                         end
106        1/1              assign lc_en_o[j] = lc_ctrl_pkg::lc_tx_t'(lc_en_out);
           Tests:       T4 T34 T35 

---

Assert Coverage for Instance : tb.dut.u_clkmgr_byp.u_en_sync

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	3	3	100.00	3	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	3	3	100.00	3	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
NumCopiesMustBeGreaterZero_A	805	805	0	0
OutputsKnown_A	39062799	36341246	0	0
gen_flops.OutputDelay_A	39062799	36334374	0	2415

NumCopiesMustBeGreaterZero_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	805	805	0	0
T4	1	1	0	0
T5	1	1	0	0
T6	1	1	0	0
T32	1	1	0	0
T33	1	1	0	0
T34	1	1	0	0
T35	1	1	0	0
T36	1	1	0	0
T37	1	1	0	0
T38	1	1	0	0

OutputsKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	39062799	36341246	0	0
T4	1478	1398	0	0
T5	1036	1000	0	0
T6	1634	1472	0	0
T32	1339	1298	0	0
T33	1460	1291	0	0
T34	2147	1935	0	0
T35	1610	1551	0	0
T36	1555	1498	0	0
T37	1836	1833	0	0
T38	2885	2877	0	0

gen_flops.OutputDelay_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	39062799	36334374	0	2415
T4	1478	1395	0	3
T5	1036	997	0	3
T6	1634	1469	0	3
T32	1339	1295	0	3
T33	1460	1288	0	3
T34	2147	1932	0	3
T35	1610	1548	0	3
T36	1555	1495	0	3
T37	1836	1830	0	3
T38	2885	2874	0	3

Line Coverage for Instance : tb.dut.u_clkmgr_byp.u_lc_byp_req

	Line No.	Total	Covered	Percent
TOTAL		3	3	100.00
ALWAYS	68	1	1	100.00
CONT_ASSIGN	106	1	1	100.00
CONT_ASSIGN	106	1	1	100.00

67                            always_ff @(posedge clk_i) begin
68         1/1                  lc_en_in_sva_q <= lc_en_i;
           Tests:       T4 T5 T6 
69                            end
70                          `ASSERT(OutputDelay_A,
71                                  rst_ni |-> ##3 lc_en_o == {NumCopies{$past(lc_en_in_sva_q, 2)}} ||
72                                                 ($past(lc_en_in_sva_q, 2) != $past(lc_en_in_sva_q, 1)))
73                      `endif
74                        end else begin : gen_no_flops
75                          //VCS coverage off
76                          // pragma coverage off
77                      
78                          // This unused companion logic helps remove lint errors
79                          // for modules where clock and reset are used for assertions only
80                          // or nothing at all.
81                          // This logic will be removed for sythesis since it is unloaded.
82                          lc_ctrl_pkg::lc_tx_t unused_logic;
83                          always_ff @(posedge clk_i or negedge rst_ni) begin
84                            if (!rst_ni) begin
85                               unused_logic <= lc_ctrl_pkg::Off;
86                            end else begin
87                               unused_logic <= lc_en_i;
88                            end
89                          end
90                          //VCS coverage on
91                          // pragma coverage on
92                      
93                          assign lc_en = lc_en_i;
94                      
95                          `ASSERT(OutputDelay_A, lc_en_o == {NumCopies{lc_en_i}})
96                        end
97                      
98                        for (genvar j = 0; j < NumCopies; j++) begin : gen_buffs
99                          logic [lc_ctrl_pkg::TxWidth-1:0] lc_en_out;
100                         for (genvar k = 0; k < lc_ctrl_pkg::TxWidth; k++) begin : gen_bits
101                           prim_sec_anchor_buf u_prim_buf (
102                             .in_i(lc_en[k]),
103                             .out_o(lc_en_out[k])
104                           );
105                         end
106        2/2              assign lc_en_o[j] = lc_ctrl_pkg::lc_tx_t'(lc_en_out);
           Tests:       T4 T34 T35  | T4 T34 T35 

---

Assert Coverage for Instance : tb.dut.u_clkmgr_byp.u_lc_byp_req

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	3	3	100.00	3	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	3	3	100.00	3	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
NumCopiesMustBeGreaterZero_A	805	805	0	0
OutputsKnown_A	39062799	36341246	0	0
gen_flops.OutputDelay_A	39062799	36334374	0	2415

NumCopiesMustBeGreaterZero_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	805	805	0	0
T4	1	1	0	0
T5	1	1	0	0
T6	1	1	0	0
T32	1	1	0	0
T33	1	1	0	0
T34	1	1	0	0
T35	1	1	0	0
T36	1	1	0	0
T37	1	1	0	0
T38	1	1	0	0

OutputsKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	39062799	36341246	0	0
T4	1478	1398	0	0
T5	1036	1000	0	0
T6	1634	1472	0	0
T32	1339	1298	0	0
T33	1460	1291	0	0
T34	2147	1935	0	0
T35	1610	1551	0	0
T36	1555	1498	0	0
T37	1836	1833	0	0
T38	2885	2877	0	0

gen_flops.OutputDelay_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	39062799	36334374	0	2415
T4	1478	1395	0	3
T5	1036	997	0	3
T6	1634	1469	0	3
T32	1339	1295	0	3
T33	1460	1288	0	3
T34	2147	1932	0	3
T35	1610	1548	0	3
T36	1555	1495	0	3
T37	1836	1830	0	3
T38	2885	2874	0	3