Unified Coverage Report :: Module Instance :: tb.dut.u_reg_core.u_socket.gen_dfifo[1].fifo_d.rspfifo

Module Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[1].fifo_d.rspfifo

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

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
100.00		100.00			100.00		gen_dfifo[1].fifo_d

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
no children

Module Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[2].fifo_d.reqfifo

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

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
100.00		100.00			100.00		gen_dfifo[2].fifo_d

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
no children

Module Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[2].fifo_d.rspfifo

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

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
100.00		100.00			100.00		gen_dfifo[2].fifo_d

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
no children

Module Instance : tb.dut.u_to_prog_fifo.u_reqfifo

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
92.19	100.00	68.75			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
92.36	100.00	75.00			94.44	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
83.96	100.00	65.52			85.71	84.62	u_to_prog_fifo

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
gen_normal_fifo.u_fifo_cnt	90.30	100.00	80.00			90.91

Module Instance : tb.dut.u_to_prog_fifo.u_sramreqfifo

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
67.47	85.71	38.46			85.71	60.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
72.63	94.44	54.84			81.25	60.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
83.96	100.00	65.52			85.71	84.62	u_to_prog_fifo

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
gen_normal_fifo.u_fifo_cnt	81.48	100.00	66.67			77.78

Line Coverage for Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[1].fifo_d.rspfifo

	Line No.	Total	Covered	Percent
TOTAL		4	4	100.00
CONT_ASSIGN	44	1	1	100.00
CONT_ASSIGN	45	1	1	100.00
CONT_ASSIGN	48	1	1	100.00
CONT_ASSIGN	49	1	1	100.00
CONT_ASSIGN	53	0	0

43                          // device facing
44         1/1              assign rvalid_o = wvalid_i;
           Tests:       T1 T2 T3 
45         1/1              assign rdata_o = wdata_i;
           Tests:       T1 T2 T3 
46                      
47                          // host facing
48         1/1              assign wready_o = rready_i;
           Tests:       T1 T2 T3 
49         1/1              assign full_o = rready_i;
           Tests:       T1 T2 T3 
50                      
51                          // this avoids lint warnings
52                          logic unused_clr;
53         unreachable      assign unused_clr = clr_i;

---

Assert Coverage for Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[1].fifo_d.rspfifo

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	5	5	100.00	5	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	5	5	100.00	5	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390543610	4656953	0	0
DepthKnown_A	390543610	389674692	0	0
RvalidKnown_A	390543610	389674692	0	0
WreadyKnown_A	390543610	389674692	0	0
gen_passthru_fifo.paramCheckPass	1271	1271	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	4656953	0	0
T1	2386	146	0	0
T2	1619	0	0	0
T3	2624	101	0	0
T7	3618	0	0	0
T8	758	0	0	0
T14	57474	3685	0	0
T15	0	41	0	0
T16	2778	25	0	0
T18	1453	146	0	0
T19	1592	0	0	0
T20	1905	146	0	0
T26	0	40	0	0
T27	0	202	0	0
T28	0	116	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

gen_passthru_fifo.paramCheckPass

Name	Attempts	Real Successes	Failures	Incomplete
Total	1271	1271	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T8	1	1	0	0
T14	1	1	0	0
T16	1	1	0	0
T18	1	1	0	0
T19	1	1	0	0
T20	1	1	0	0

Line Coverage for Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[2].fifo_d.reqfifo

	Line No.	Total	Covered	Percent
TOTAL		4	4	100.00
CONT_ASSIGN	44	1	1	100.00
CONT_ASSIGN	45	1	1	100.00
CONT_ASSIGN	48	1	1	100.00
CONT_ASSIGN	49	1	1	100.00
CONT_ASSIGN	53	0	0

43                          // device facing
44         1/1              assign rvalid_o = wvalid_i;
           Tests:       T1 T2 T3 
45         1/1              assign rdata_o = wdata_i;
           Tests:       T1 T2 T3 
46                      
47                          // host facing
48         1/1              assign wready_o = rready_i;
           Tests:       T1 T2 T3 
49         1/1              assign full_o = rready_i;
           Tests:       T1 T2 T3 
50                      
51                          // this avoids lint warnings
52                          logic unused_clr;
53         unreachable      assign unused_clr = clr_i;

---

Assert Coverage for Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[2].fifo_d.reqfifo

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	5	5	100.00	5	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	5	5	100.00	5	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390543610	25127078	0	0
DepthKnown_A	390543610	389674692	0	0
RvalidKnown_A	390543610	389674692	0	0
WreadyKnown_A	390543610	389674692	0	0
gen_passthru_fifo.paramCheckPass	1271	1271	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	25127078	0	0
T1	2386	382	0	0
T2	1619	61	0	0
T3	2624	96	0	0
T7	3618	1220	0	0
T8	758	166	0	0
T14	57474	4089	0	0
T16	2778	512	0	0
T18	1453	391	0	0
T19	1592	107	0	0
T20	1905	393	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

gen_passthru_fifo.paramCheckPass

Name	Attempts	Real Successes	Failures	Incomplete
Total	1271	1271	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T8	1	1	0	0
T14	1	1	0	0
T16	1	1	0	0
T18	1	1	0	0
T19	1	1	0	0
T20	1	1	0	0

Line Coverage for Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[2].fifo_d.rspfifo

	Line No.	Total	Covered	Percent
TOTAL		4	4	100.00
CONT_ASSIGN	44	1	1	100.00
CONT_ASSIGN	45	1	1	100.00
CONT_ASSIGN	48	1	1	100.00
CONT_ASSIGN	49	1	1	100.00
CONT_ASSIGN	53	0	0

43                          // device facing
44         1/1              assign rvalid_o = wvalid_i;
           Tests:       T1 T2 T3 
45         1/1              assign rdata_o = wdata_i;
           Tests:       T1 T2 T3 
46                      
47                          // host facing
48         1/1              assign wready_o = rready_i;
           Tests:       T1 T2 T3 
49         1/1              assign full_o = rready_i;
           Tests:       T1 T2 T3 
50                      
51                          // this avoids lint warnings
52                          logic unused_clr;
53         unreachable      assign unused_clr = clr_i;

---

Assert Coverage for Instance : tb.dut.u_reg_core.u_socket.gen_dfifo[2].fifo_d.rspfifo

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	5	5	100.00	5	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	5	5	100.00	5	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390543610	32280724	0	0
DepthKnown_A	390543610	389674692	0	0
RvalidKnown_A	390543610	389674692	0	0
WreadyKnown_A	390543610	389674692	0	0
gen_passthru_fifo.paramCheckPass	1271	1271	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	32280724	0	0
T1	2386	382	0	0
T2	1619	61	0	0
T3	2624	444	0	0
T7	3618	1220	0	0
T8	758	166	0	0
T14	57474	18144	0	0
T16	2778	512	0	0
T18	1453	391	0	0
T19	1592	107	0	0
T20	1905	393	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390543610	389674692	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

gen_passthru_fifo.paramCheckPass

Name	Attempts	Real Successes	Failures	Incomplete
Total	1271	1271	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T8	1	1	0	0
T14	1	1	0	0
T16	1	1	0	0
T18	1	1	0	0
T19	1	1	0	0
T20	1	1	0	0

Line Coverage for Instance : tb.dut.u_to_prog_fifo.u_reqfifo

	Line No.	Total	Covered	Percent
TOTAL		15	15	100.00
ALWAYS	69	4	4	100.00
CONT_ASSIGN	81	1	1	100.00
CONT_ASSIGN	82	1	1	100.00
CONT_ASSIGN	100	1	1	100.00
CONT_ASSIGN	101	1	1	100.00
CONT_ASSIGN	108	1	1	100.00
ALWAYS	111	2	2	100.00
CONT_ASSIGN	116	1	1	100.00
CONT_ASSIGN	133	1	1	100.00
CONT_ASSIGN	134	1	1	100.00
CONT_ASSIGN	138	1	1	100.00

68                          always_ff @(posedge clk_i or negedge rst_ni) begin
69         1/1                if (!rst_ni) begin
           Tests:       T1 T2 T3 
70         1/1                  under_rst <= 1'b1;
           Tests:       T1 T2 T3 
71         1/1                end else if (under_rst) begin
           Tests:       T1 T2 T3 
72         1/1                  under_rst <= ~under_rst;
           Tests:       T1 T2 T3 
73                            end
                        MISSING_ELSE
74                          end
75                      
76                          logic empty;
77                      
78                          // full and not ready for write are two different concepts.
79                          // The latter can be '0' when under reset, while the former is an indication that no more
80                          // entries can be written.
81         1/1              assign wready_o = ~full_o & ~under_rst;
           Tests:       T1 T2 T3 
82         1/1              assign rvalid_o = ~empty & ~under_rst;
           Tests:       T1 T2 T3 
83                      
84                          prim_fifo_sync_cnt #(
85                            .Depth(Depth),
86                            .Secure(Secure)
87                          ) u_fifo_cnt (
88                            .clk_i,
89                            .rst_ni,
90                            .clr_i,
91                            .incr_wptr_i(fifo_incr_wptr),
92                            .incr_rptr_i(fifo_incr_rptr),
93                            .wptr_o(fifo_wptr),
94                            .rptr_o(fifo_rptr),
95                            .full_o,
96                            .empty_o(fifo_empty),
97                            .depth_o,
98                            .err_o
99                          );
100        1/1              assign fifo_incr_wptr = wvalid_i & wready_o & ~under_rst;
           Tests:       T1 T2 T3 
101        1/1              assign fifo_incr_rptr = rvalid_o & rready_i & ~under_rst;
           Tests:       T1 T2 T3 
102                     
103                         // the generate blocks below are needed to avoid lint errors due to array indexing
104                         // in the where the fifo only has one storage element
105                         logic [Depth-1:0][Width-1:0] storage;
106                         logic [Width-1:0] storage_rdata;
107                         if (Depth == 1) begin : gen_depth_eq1
108        1/1                assign storage_rdata = storage[0];
           Tests:       T3 T7 T19 
109                     
110                           always_ff @(posedge clk_i)
111        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
112        1/1                    storage[0] <= wdata_i;
           Tests:       T3 T7 T19 
113                             end
                        MISSING_ELSE
114                     
115                           logic unused_ptrs;
116        1/1                assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
           Tests:       T1 T2 T3 
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120                           assign storage_rdata = storage[fifo_rptr];
121                     
122                           always_ff @(posedge clk_i)
123                             if (fifo_incr_wptr) begin
124                               storage[fifo_wptr] <= wdata_i;
125                             end
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130                           assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
131                           assign empty = fifo_empty & ~wvalid_i;
132                         end else begin : gen_nopass
133        1/1                assign rdata_int = storage_rdata;
           Tests:       T3 T7 T19 
134        1/1                assign empty = fifo_empty;
           Tests:       T1 T2 T3 
135                         end
136                     
137                         if (OutputZeroIfEmpty == 1'b1) begin : gen_output_zero
138        1/1                assign rdata_o = empty ? Width'(0) : rdata_int;
           Tests:       T1 T2 T3 

---

Cond Coverage for Instance : tb.dut.u_to_prog_fifo.u_reqfifo

	Total	Covered	Percent
Conditions	16	11	68.75
Logical	16	11	68.75
Non-Logical	0	0
Event	0	0

 LINE       81
 EXPRESSION (((~full_o)) & ((~gen_normal_fifo.under_rst)))
             -----1-----   ---------------2--------------

-1-	-2-	Status	Tests
0	1	Covered	T3,T7,T19
1	0	Covered	T1,T2,T3
1	1	Covered	T1,T2,T3

 LINE       82
 EXPRESSION (((~gen_normal_fifo.empty)) & ((~gen_normal_fifo.under_rst)))
             -------------1------------   ---------------2--------------

-1-	-2-	Status	Tests
0	1	Covered	T1,T2,T3
1	0	Not Covered
1	1	Covered	T3,T7,T19

 LINE       100
 EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
             ----1---   ----2---   ---------------3--------------

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T1,T2,T3
1	0	1	Not Covered
1	1	0	Not Covered
1	1	1	Covered	T3,T7,T19

 LINE       101
 EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
             ----1---   ----2---   ---------------3--------------

-1-	-2-	-3-	Status	Tests
0	1	1	Not Covered
1	0	1	Covered	T3,T15,T22
1	1	0	Not Covered
1	1	1	Covered	T3,T7,T19

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (17'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T3,T7,T19
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.u_to_prog_fifo.u_reqfifo

	Line No.	Total	Covered	Percent
Branches		7	7	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	111	2	2	100.00

138              assign rdata_o = empty ? Width'(0) : rdata_int;
                                        -1-  
                                        ==>  
                                        ==>  

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T3,T7,T19

69               if (!rst_ni) begin
                 -1-  
70                 under_rst <= 1'b1;
                   ==>
71               end else if (under_rst) begin
                          -2-  
72                 under_rst <= ~under_rst;
                   ==>
73               end
                 MISSING_ELSE
                 ==>

Branches:

-1-	-2-	Status	Tests
1	-	Covered	T1,T2,T3
0	1	Covered	T1,T2,T3
0	0	Covered	T1,T2,T3

111                if (fifo_incr_wptr) begin
                   -1-     
112                  storage[0] <= wdata_i;
                     ==>
113                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T3,T7,T19
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.u_to_prog_fifo.u_reqfifo

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	5	5	100.00	5	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	5	5	100.00	5	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	387955770	3251259	0	0
DepthKnown_A	387955770	387167133	0	0
RvalidKnown_A	387955770	387167133	0	0
WreadyKnown_A	387955770	387167133	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	387955770	3251259	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	3251259	0	0
T3	2624	45	0	0
T7	3618	78	0	0
T8	758	2	0	0
T9	0	17	0	0
T14	57474	0	0	0
T15	82187	143	0	0
T16	2778	25	0	0
T18	1453	0	0	0
T19	1592	1	0	0
T20	1905	0	0	0
T26	2605	2	0	0
T28	0	10	0	0
T30	0	7058	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	387167133	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	387167133	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	387167133	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	3251259	0	0
T3	2624	45	0	0
T7	3618	78	0	0
T8	758	2	0	0
T9	0	17	0	0
T14	57474	0	0	0
T15	82187	143	0	0
T16	2778	25	0	0
T18	1453	0	0	0
T19	1592	1	0	0
T20	1905	0	0	0
T26	2605	2	0	0
T28	0	10	0	0
T30	0	7058	0	0

Line Coverage for Instance : tb.dut.u_to_prog_fifo.u_sramreqfifo

	Line No.	Total	Covered	Percent
TOTAL		14	12	85.71
ALWAYS	69	4	4	100.00
CONT_ASSIGN	81	1	1	100.00
CONT_ASSIGN	82	1	1	100.00
CONT_ASSIGN	100	1	1	100.00
CONT_ASSIGN	101	0	0
CONT_ASSIGN	108	1	0	0.00
ALWAYS	111	2	2	100.00
CONT_ASSIGN	116	1	1	100.00
CONT_ASSIGN	133	1	0	0.00
CONT_ASSIGN	134	1	1	100.00
CONT_ASSIGN	138	1	1	100.00

68                          always_ff @(posedge clk_i or negedge rst_ni) begin
69         1/1                if (!rst_ni) begin
           Tests:       T1 T2 T3 
70         1/1                  under_rst <= 1'b1;
           Tests:       T1 T2 T3 
71         1/1                end else if (under_rst) begin
           Tests:       T1 T2 T3 
72         1/1                  under_rst <= ~under_rst;
           Tests:       T1 T2 T3 
73                            end
                        MISSING_ELSE
74                          end
75                      
76                          logic empty;
77                      
78                          // full and not ready for write are two different concepts.
79                          // The latter can be '0' when under reset, while the former is an indication that no more
80                          // entries can be written.
81         1/1              assign wready_o = ~full_o & ~under_rst;
           Tests:       T1 T2 T3 
82         1/1              assign rvalid_o = ~empty & ~under_rst;
           Tests:       T1 T2 T3 
83                      
84                          prim_fifo_sync_cnt #(
85                            .Depth(Depth),
86                            .Secure(Secure)
87                          ) u_fifo_cnt (
88                            .clk_i,
89                            .rst_ni,
90                            .clr_i,
91                            .incr_wptr_i(fifo_incr_wptr),
92                            .incr_rptr_i(fifo_incr_rptr),
93                            .wptr_o(fifo_wptr),
94                            .rptr_o(fifo_rptr),
95                            .full_o,
96                            .empty_o(fifo_empty),
97                            .depth_o,
98                            .err_o
99                          );
100        1/1              assign fifo_incr_wptr = wvalid_i & wready_o & ~under_rst;
           Tests:       T1 T2 T3 
101        unreachable      assign fifo_incr_rptr = rvalid_o & rready_i & ~under_rst;
102                     
103                         // the generate blocks below are needed to avoid lint errors due to array indexing
104                         // in the where the fifo only has one storage element
105                         logic [Depth-1:0][Width-1:0] storage;
106                         logic [Width-1:0] storage_rdata;
107                         if (Depth == 1) begin : gen_depth_eq1
108        0/1     ==>        assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
112        1/1                    storage[0] <= wdata_i;
           Tests:       T11 T12 T13 
113                             end
                        MISSING_ELSE
114                     
115                           logic unused_ptrs;
116        1/1                assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
           Tests:       T1 T2 T3 
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120                           assign storage_rdata = storage[fifo_rptr];
121                     
122                           always_ff @(posedge clk_i)
123                             if (fifo_incr_wptr) begin
124                               storage[fifo_wptr] <= wdata_i;
125                             end
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130                           assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
131                           assign empty = fifo_empty & ~wvalid_i;
132                         end else begin : gen_nopass
133        0/1     ==>        assign rdata_int = storage_rdata;
134        1/1                assign empty = fifo_empty;
           Tests:       T1 T2 T3 
135                         end
136                     
137                         if (OutputZeroIfEmpty == 1'b1) begin : gen_output_zero
138        1/1                assign rdata_o = empty ? Width'(0) : rdata_int;
           Tests:       T1 T2 T3 

---

Cond Coverage for Instance : tb.dut.u_to_prog_fifo.u_sramreqfifo

	Total	Covered	Percent
Conditions	13	5	38.46
Logical	13	5	38.46
Non-Logical	0	0
Event	0	0

 LINE       81
 EXPRESSION (((~full_o)) & ((~gen_normal_fifo.under_rst)))
             -----1-----   ---------------2--------------

-1-	-2-	Status	Tests
0	1	Not Covered
1	0	Covered	T1,T2,T3
1	1	Covered	T1,T2,T3

 LINE       82
 EXPRESSION (((~gen_normal_fifo.empty)) & ((~gen_normal_fifo.under_rst)))
             -------------1------------   ---------------2--------------

-1-	-2-	Status	Tests
0	1	Covered	T1,T2,T3
1	0	Not Covered
1	1	Not Covered

 LINE       100
 EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
             ----1---   ----2---   ---------------3--------------

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T1,T2,T3
1	0	1	Not Covered
1	1	0	Not Covered
1	1	1	Not Covered

 LINE       101
 EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
             ----1---   ----2---   ---------------3--------------

-1-	-2-	-3-	Status	Tests
0	1	1	Unreachable
1	0	1	Not Covered
1	1	0	Unreachable
1	1	1	Unreachable

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (5'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Not Covered
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.u_to_prog_fifo.u_sramreqfifo

	Line No.	Total	Covered	Percent
Branches		7	6	85.71
TERNARY	138	2	1	50.00
IF	69	3	3	100.00
IF	111	2	2	100.00

138              assign rdata_o = empty ? Width'(0) : rdata_int;
                                        -1-  
                                        ==>  
                                        ==>  

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Not Covered

69               if (!rst_ni) begin
                 -1-  
70                 under_rst <= 1'b1;
                   ==>
71               end else if (under_rst) begin
                          -2-  
72                 under_rst <= ~under_rst;
                   ==>
73               end
                 MISSING_ELSE
                 ==>

Branches:

-1-	-2-	Status	Tests
1	-	Covered	T1,T2,T3
0	1	Covered	T1,T2,T3
0	0	Covered	T1,T2,T3

111                if (fifo_incr_wptr) begin
                   -1-     
112                  storage[0] <= wdata_i;
                     ==>
113                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T11,T12,T13
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.u_to_prog_fifo.u_sramreqfifo

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	5	5	100.00	3	60.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	5	5	100.00	3	60.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	387955770	0	0	0
DepthKnown_A	387955770	387167133	0	0
RvalidKnown_A	387955770	387167133	0	0
WreadyKnown_A	387955770	387167133	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	387955770	0	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	0	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	387167133	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	387167133	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	387167133	0	0
T1	2386	2315	0	0
T2	1619	1564	0	0
T3	2624	2529	0	0
T7	3618	3564	0	0
T8	758	694	0	0
T14	57474	57387	0	0
T16	2778	2678	0	0
T18	1453	1380	0	0
T19	1592	1428	0	0
T20	1905	1841	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	387955770	0	0	0