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	387235379	5063647	0	0
DepthKnown_A	387235379	386330002	0	0
RvalidKnown_A	387235379	386330002	0	0
WreadyKnown_A	387235379	386330002	0	0
gen_passthru_fifo.paramCheckPass	1257	1257	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	5063647	0	0
T2	1951	20	0	0
T3	3382	212	0	0
T7	4246	0	0	0
T13	23710	448	0	0
T14	6246	104	0	0
T15	3415	21	0	0
T18	2946	96	0	0
T19	485911	25346	0	0
T20	70358	92	0	0
T48	0	2468	0	0
T65	0	146	0	0
T66	3620	0	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

gen_passthru_fifo.paramCheckPass

Name	Attempts	Real Successes	Failures	Incomplete
Total	1257	1257	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T13	1	1	0	0
T14	1	1	0	0
T15	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	387235379	25705154	0	0
DepthKnown_A	387235379	386330002	0	0
RvalidKnown_A	387235379	386330002	0	0
WreadyKnown_A	387235379	386330002	0	0
gen_passthru_fifo.paramCheckPass	1257	1257	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	25705154	0	0
T1	1636	61	0	0
T2	1951	120	0	0
T3	3382	172	0	0
T7	4246	112	0	0
T13	23710	2319	0	0
T14	6246	2106	0	0
T15	3415	955	0	0
T18	2946	153	0	0
T19	485911	34461	0	0
T20	70358	34126	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

gen_passthru_fifo.paramCheckPass

Name	Attempts	Real Successes	Failures	Incomplete
Total	1257	1257	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T13	1	1	0	0
T14	1	1	0	0
T15	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	387235379	33453948	0	0
DepthKnown_A	387235379	386330002	0	0
RvalidKnown_A	387235379	386330002	0	0
WreadyKnown_A	387235379	386330002	0	0
gen_passthru_fifo.paramCheckPass	1257	1257	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	33453948	0	0
T1	1636	61	0	0
T2	1951	120	0	0
T3	3382	821	0	0
T7	4246	474	0	0
T13	23710	2319	0	0
T14	6246	2106	0	0
T15	3415	955	0	0
T18	2946	783	0	0
T19	485911	155496	0	0
T20	70358	34126	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	387235379	386330002	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

gen_passthru_fifo.paramCheckPass

Name	Attempts	Real Successes	Failures	Incomplete
Total	1257	1257	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T13	1	1	0	0
T14	1	1	0	0
T15	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:       T2 T3 T14 
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:       T2 T3 T14 
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:       T2 T3 T14 
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	T2,T3,T14
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	T2,T3,T14

 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	T2,T3,T14

 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	T2,T3,T14
1	1	0	Not Covered
1	1	1	Covered	T2,T3,T14

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

-1-	Status	Tests
0	Covered	T2,T3,T14
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	T2,T3,T14

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	T2,T3,T14
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	384864419	3801319	0	0
DepthKnown_A	384864419	384030817	0	0
RvalidKnown_A	384864419	384030817	0	0
WreadyKnown_A	384864419	384030817	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	384864419	3801319	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	3801319	0	0
T2	1951	10	0	0
T3	3382	54	0	0
T7	4246	0	0	0
T13	23710	0	0	0
T14	6246	104	0	0
T15	3415	32	0	0
T18	2946	71	0	0
T19	485911	12762	0	0
T20	70358	49	0	0
T48	0	1234	0	0
T49	0	146	0	0
T66	3620	78	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	384030817	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	384030817	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	384030817	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	3801319	0	0
T2	1951	10	0	0
T3	3382	54	0	0
T7	4246	0	0	0
T13	23710	0	0	0
T14	6246	104	0	0
T15	3415	32	0	0
T18	2946	71	0	0
T19	485911	12762	0	0
T20	70358	49	0	0
T48	0	1234	0	0
T49	0	146	0	0
T66	3620	78	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:       T12 
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	T12
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	384864419	0	0	0
DepthKnown_A	384864419	384030817	0	0
RvalidKnown_A	384864419	384030817	0	0
WreadyKnown_A	384864419	384030817	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	384864419	0	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	0	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	384030817	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	384030817	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	384030817	0	0
T1	1636	1562	0	0
T2	1951	1876	0	0
T3	3382	3310	0	0
T7	4246	3594	0	0
T13	23710	23640	0	0
T14	6246	6148	0	0
T15	3415	3357	0	0
T18	2946	2862	0	0
T19	485911	467871	0	0
T20	70358	70281	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	384864419	0	0	0