Unified Coverage Report :: Module :: prim_fifo_sync

Module : prim_fifo_sync

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
95.83	100.00	83.33			100.00	100.00

Source File(s) :
/workspaces/repo/scratch/os_regression_2024_09_17/i2c-sim-vcs/default/sim-vcs/../src/lowrisc_prim_fifo_0/rtl/prim_fifo_sync.sv

Module self-instances :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_inp_buf	91.67	100.00	66.67			100.00	100.00
tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_inp_buf	93.75	100.00	75.00			100.00	100.00
tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_inp_buf	93.75	100.00	75.00			100.00	100.00
tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_inp_buf	93.75	100.00	75.00			100.00	100.00
tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_oup_buf	94.79	100.00	79.17			100.00	100.00
tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_oup_buf	94.79	100.00	79.17			100.00	100.00
tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_oup_buf	94.79	100.00	79.17			100.00	100.00
tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_oup_buf	95.83	100.00	83.33			100.00	100.00

---

Module Instance : tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_inp_buf

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
91.67	100.00	66.67			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
90.91	100.00	72.73			90.91	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
94.12	100.00	76.47			100.00	100.00	u_rx_fifo_sram_adapter

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
gen_normal_fifo.u_fifo_cnt	88.21	100.00	80.00			84.62

---

Module Instance : tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_inp_buf

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
93.75	100.00	75.00			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
94.32	100.00	81.82			95.45	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
93.63	100.00	74.51			100.00	100.00	u_fmt_fifo_sram_adapter

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
gen_normal_fifo.u_fifo_cnt	94.10	100.00	90.00			92.31

---

Module Instance : tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_inp_buf

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
93.75	100.00	75.00			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
94.32	100.00	81.82			95.45	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
93.63	100.00	74.51			100.00	100.00	u_tx_fifo_sram_adapter

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
gen_normal_fifo.u_fifo_cnt	94.10	100.00	90.00			92.31

---

Module Instance : tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_inp_buf

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
93.75	100.00	75.00			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
94.32	100.00	81.82			95.45	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
95.59	100.00	82.35			100.00	100.00	u_acq_fifo_sram_adapter

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
gen_normal_fifo.u_fifo_cnt	94.10	100.00	90.00			92.31

---

Module Instance : tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_oup_buf

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
94.79	100.00	79.17			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
97.16	100.00	88.64			100.00	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
93.63	100.00	74.51			100.00	100.00	u_fmt_fifo_sram_adapter

Subtrees :

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

---

Module Instance : tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_oup_buf

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
94.79	100.00	79.17			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
97.16	100.00	88.64			100.00	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
94.12	100.00	76.47			100.00	100.00	u_rx_fifo_sram_adapter

Subtrees :

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

---

Module Instance : tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_oup_buf

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
94.79	100.00	79.17			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
97.16	100.00	88.64			100.00	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
93.63	100.00	74.51			100.00	100.00	u_tx_fifo_sram_adapter

Subtrees :

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

---

Module Instance : tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_oup_buf

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
95.83	100.00	83.33			100.00	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
97.73	100.00	90.91			100.00	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
95.59	100.00	82.35			100.00	100.00	u_acq_fifo_sram_adapter

Subtrees :

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

Line Coverage for Module : prim_fifo_sync

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T2 T3 T4 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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 Module : prim_fifo_sync

	Total	Covered	Percent
Conditions	24	20	83.33
Logical	24	20	83.33
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,T4
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,T4

 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,T4

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

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T1,T2,T3
1	0	1	Covered	T2,T3,T4
1	1	0	Not Covered
1	1	1	Covered	T2,T3,T4

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T2,T3,T4

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Covered	T2,T3,T4
1	0	Covered	T1,T2,T3
1	1	Covered	T2,T3,T4

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Covered	T2,T3,T4
1	0	Covered	T2,T3,T4
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T2,T3,T4
1	Covered	T1,T2,T3

---

Branch Coverage for Module : prim_fifo_sync

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T2,T3,T4
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T2,T3,T4

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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T2,T3,T4
0	Covered	T1,T2,T3

---

Assert Coverage for Module : prim_fifo_sync

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	2147483647	410186149	0	0
DataKnown_AKnownEnable	2147483647	2147483647	0	0
DepthKnown_A	2147483647	2147483647	0	0
RvalidKnown_A	2147483647	2147483647	0	0
WreadyKnown_A	2147483647	2147483647	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	2147483647	410186149	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	410186149	0	0
T2	19530	8587	0	0
T3	57604	13575	0	0
T4	21728	4875	0	0
T5	56004	5781	0	0
T6	45192	3997	0	0
T7	160664	6144	0	0
T8	208704	12772	0	0
T9	101024	9648	0	0
T10	625312	63726	0	0
T11	0	136	0	0
T14	0	8078	0	0
T22	0	23763	0	0
T29	0	31011	0	0
T34	0	5864	0	0
T35	0	10774	0	0
T43	0	12987	0	0
T45	385800	46473	0	0
T46	800172	76109	0	0
T69	545644	66403	0	0
T70	0	8013	0	0
T74	3980	0	0	0
T75	15588	0	0	0
T76	88672	43207	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	2147483647	0	0
T1	13168	12688	0	0
T2	78120	77512	0	0
T3	115208	114712	0	0
T4	43456	42816	0	0
T5	112008	105816	0	0
T6	60256	59608	0	0
T7	160664	159968	0	0
T8	208704	208248	0	0
T9	101024	100624	0	0
T10	625312	624576	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	2147483647	0	0
T1	13168	12688	0	0
T2	78120	77512	0	0
T3	115208	114712	0	0
T4	43456	42816	0	0
T5	112008	105816	0	0
T6	60256	59608	0	0
T7	160664	159968	0	0
T8	208704	208248	0	0
T9	101024	100624	0	0
T10	625312	624576	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	2147483647	0	0
T1	13168	12688	0	0
T2	78120	77512	0	0
T3	115208	114712	0	0
T4	43456	42816	0	0
T5	112008	105816	0	0
T6	60256	59608	0	0
T7	160664	159968	0	0
T8	208704	208248	0	0
T9	101024	100624	0	0
T10	625312	624576	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	2147483647	0	0
T1	13168	12688	0	0
T2	78120	77512	0	0
T3	115208	114712	0	0
T4	43456	42816	0	0
T5	112008	105816	0	0
T6	60256	59608	0	0
T7	160664	159968	0	0
T8	208704	208248	0	0
T9	101024	100624	0	0
T10	625312	624576	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	410186149	0	0
T2	19530	8587	0	0
T3	57604	13575	0	0
T4	21728	4875	0	0
T5	56004	5781	0	0
T6	45192	3997	0	0
T7	160664	6144	0	0
T8	208704	12772	0	0
T9	101024	9648	0	0
T10	625312	63726	0	0
T11	0	136	0	0
T14	0	8078	0	0
T22	0	23763	0	0
T29	0	31011	0	0
T34	0	5864	0	0
T35	0	10774	0	0
T43	0	12987	0	0
T45	385800	46473	0	0
T46	800172	76109	0	0
T69	545644	66403	0	0
T70	0	8013	0	0
T74	3980	0	0	0
T75	15588	0	0	0
T76	88672	43207	0	0

Line Coverage for Instance : tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_inp_buf

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T3 T5 T14 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_inp_buf

	Total	Covered	Percent
Conditions	24	16	66.67
Logical	24	16	66.67
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	Covered	T3,T5,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	T3,T5,T14

 LINE       101
 EXPRESSION (rvalid_o & rready_i & ((~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,T5,T14

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T3,T5,T14

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Not Covered
1	0	Covered	T1,T2,T3
1	1	Covered	T3,T5,T14

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Not Covered
1	0	Covered	T3,T5,T14
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T3,T5,T14
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_inp_buf

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T3,T5,T14
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T3,T5,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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T3,T5,T14
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_inp_buf

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390033414	205288	0	0
DataKnown_AKnownEnable	390033414	389859396	0	0
DepthKnown_A	390033414	389859396	0	0
RvalidKnown_A	390033414	389859396	0	0
WreadyKnown_A	390033414	389859396	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	390033414	205288	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	205288	0	0
T3	14401	64	0	0
T4	5432	0	0	0
T5	14001	10	0	0
T6	7532	0	0	0
T7	20083	0	0	0
T8	26088	0	0	0
T9	12628	0	0	0
T10	78164	0	0	0
T11	0	136	0	0
T12	0	69	0	0
T14	0	32	0	0
T15	0	260	0	0
T18	0	67	0	0
T40	0	72	0	0
T43	0	64	0	0
T45	48225	0	0	0
T46	133362	0	0	0
T82	0	64	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	205288	0	0
T3	14401	64	0	0
T4	5432	0	0	0
T5	14001	10	0	0
T6	7532	0	0	0
T7	20083	0	0	0
T8	26088	0	0	0
T9	12628	0	0	0
T10	78164	0	0	0
T11	0	136	0	0
T12	0	69	0	0
T14	0	32	0	0
T15	0	260	0	0
T18	0	67	0	0
T40	0	72	0	0
T43	0	64	0	0
T45	48225	0	0	0
T46	133362	0	0	0
T82	0	64	0	0

Line Coverage for Instance : tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_inp_buf

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T2 T3 T4 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_inp_buf

	Total	Covered	Percent
Conditions	24	18	75.00
Logical	24	18	75.00
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	Covered	T2,T3,T4

 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,T4

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

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T1,T2,T3
1	0	1	Covered	T26,T195,T196
1	1	0	Not Covered
1	1	1	Covered	T2,T3,T4

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T2,T3,T4

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Not Covered
1	0	Covered	T1,T2,T3
1	1	Covered	T2,T3,T4

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Covered	T26,T195,T196
1	0	Covered	T2,T3,T4
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T2,T3,T4
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_inp_buf

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T2,T3,T4
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T2,T3,T4

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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T2,T3,T4
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_inp_buf

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390033414	193299	0	0
DataKnown_AKnownEnable	390033414	389859396	0	0
DepthKnown_A	390033414	389859396	0	0
RvalidKnown_A	390033414	389859396	0	0
WreadyKnown_A	390033414	389859396	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	390033414	193299	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	193299	0	0
T2	9765	34	0	0
T3	14401	2	0	0
T4	5432	2	0	0
T5	14001	50	0	0
T6	7532	0	0	0
T7	20083	0	0	0
T8	26088	0	0	0
T9	12628	0	0	0
T10	78164	0	0	0
T14	0	54	0	0
T22	0	5	0	0
T29	0	146	0	0
T34	0	38	0	0
T35	0	93	0	0
T43	0	2	0	0
T45	48225	0	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	193299	0	0
T2	9765	34	0	0
T3	14401	2	0	0
T4	5432	2	0	0
T5	14001	50	0	0
T6	7532	0	0	0
T7	20083	0	0	0
T8	26088	0	0	0
T9	12628	0	0	0
T10	78164	0	0	0
T14	0	54	0	0
T22	0	5	0	0
T29	0	146	0	0
T34	0	38	0	0
T35	0	93	0	0
T43	0	2	0	0
T45	48225	0	0	0

Line Coverage for Instance : tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_inp_buf

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T7 T8 T9 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_inp_buf

	Total	Covered	Percent
Conditions	24	18	75.00
Logical	24	18	75.00
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	Covered	T7,T8,T9

 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	T7,T8,T9

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

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T1,T2,T3
1	0	1	Covered	T70,T71,T72
1	1	0	Not Covered
1	1	1	Covered	T7,T8,T9

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T7,T8,T9

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Not Covered
1	0	Covered	T1,T2,T3
1	1	Covered	T7,T8,T9

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Covered	T70,T71,T72
1	0	Covered	T7,T8,T9
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T7,T8,T9
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_inp_buf

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T7,T8,T9
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T7,T8,T9

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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T7,T8,T9
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_inp_buf

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390033414	159993	0	0
DataKnown_AKnownEnable	390033414	389859396	0	0
DepthKnown_A	390033414	389859396	0	0
RvalidKnown_A	390033414	389859396	0	0
WreadyKnown_A	390033414	389859396	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	390033414	159993	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	159993	0	0
T7	20083	8	0	0
T8	26088	41	0	0
T9	12628	44	0	0
T10	78164	39	0	0
T45	48225	0	0	0
T46	133362	255	0	0
T67	0	10	0	0
T69	136411	362	0	0
T70	0	265	0	0
T71	0	293	0	0
T72	0	314	0	0
T74	995	0	0	0
T75	3897	0	0	0
T76	44336	0	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	159993	0	0
T7	20083	8	0	0
T8	26088	41	0	0
T9	12628	44	0	0
T10	78164	39	0	0
T45	48225	0	0	0
T46	133362	255	0	0
T67	0	10	0	0
T69	136411	362	0	0
T70	0	265	0	0
T71	0	293	0	0
T72	0	314	0	0
T74	995	0	0	0
T75	3897	0	0	0
T76	44336	0	0	0

Line Coverage for Instance : tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_inp_buf

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T6 T7 T8 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_inp_buf

	Total	Covered	Percent
Conditions	24	18	75.00
Logical	24	18	75.00
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	Covered	T6,T7,T8

 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	T6,T7,T8

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

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T1,T2,T3
1	0	1	Covered	T197,T56,T86
1	1	0	Not Covered
1	1	1	Covered	T6,T7,T8

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T6,T7,T8

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Not Covered
1	0	Covered	T1,T2,T3
1	1	Covered	T6,T7,T8

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Covered	T197,T56,T86
1	0	Covered	T6,T7,T8
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T6,T7,T8
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_inp_buf

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T6,T7,T8
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T6,T7,T8

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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T6,T7,T8
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_inp_buf

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390033414	318196	0	0
DataKnown_AKnownEnable	390033414	389859396	0	0
DepthKnown_A	390033414	389859396	0	0
RvalidKnown_A	390033414	389859396	0	0
WreadyKnown_A	390033414	389859396	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	390033414	318196	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	318196	0	0
T6	7532	26	0	0
T7	20083	27	0	0
T8	26088	72	0	0
T9	12628	6	0	0
T10	78164	112	0	0
T45	48225	283	0	0
T46	133362	386	0	0
T69	136411	413	0	0
T70	0	259	0	0
T74	995	0	0	0
T75	3897	0	0	0
T76	0	260	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	318196	0	0
T6	7532	26	0	0
T7	20083	27	0	0
T8	26088	72	0	0
T9	12628	6	0	0
T10	78164	112	0	0
T45	48225	283	0	0
T46	133362	386	0	0
T69	136411	413	0	0
T70	0	259	0	0
T74	995	0	0	0
T75	3897	0	0	0
T76	0	260	0	0

Line Coverage for Instance : tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_oup_buf

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T2 T3 T4 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_oup_buf

	Total	Covered	Percent
Conditions	24	19	79.17
Logical	24	19	79.17
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,T4
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,T4

 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,T4

 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,T4
1	1	0	Not Covered
1	1	1	Covered	T3,T4,T5

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T2,T3,T4

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Covered	T2,T3,T4
1	0	Covered	T1,T2,T3
1	1	Covered	T2,T3,T4

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Covered	T2,T3,T4
1	0	Covered	T2,T3,T4
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T2,T3,T4
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_oup_buf

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T2,T3,T4
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T2,T3,T4

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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T2,T3,T4
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.i2c_core.u_fifos.u_fmt_fifo_sram_adapter.u_oup_buf

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390033414	119463987	0	0
DataKnown_AKnownEnable	390033414	389859396	0	0
DepthKnown_A	390033414	389859396	0	0
RvalidKnown_A	390033414	389859396	0	0
WreadyKnown_A	390033414	389859396	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	390033414	119463987	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	119463987	0	0
T2	9765	8553	0	0
T3	14401	13509	0	0
T4	5432	4873	0	0
T5	14001	5721	0	0
T6	7532	0	0	0
T7	20083	0	0	0
T8	26088	0	0	0
T9	12628	0	0	0
T10	78164	0	0	0
T14	0	7992	0	0
T22	0	23758	0	0
T29	0	30865	0	0
T34	0	5826	0	0
T35	0	10681	0	0
T43	0	12921	0	0
T45	48225	0	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	119463987	0	0
T2	9765	8553	0	0
T3	14401	13509	0	0
T4	5432	4873	0	0
T5	14001	5721	0	0
T6	7532	0	0	0
T7	20083	0	0	0
T8	26088	0	0	0
T9	12628	0	0	0
T10	78164	0	0	0
T14	0	7992	0	0
T22	0	23758	0	0
T29	0	30865	0	0
T34	0	5826	0	0
T35	0	10681	0	0
T43	0	12921	0	0
T45	48225	0	0	0

Line Coverage for Instance : tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_oup_buf

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T3 T5 T14 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_oup_buf

	Total	Covered	Percent
Conditions	24	19	79.17
Logical	24	19	79.17
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,T43,T82
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,T5,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	T3,T5,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	T3,T5,T14
1	1	0	Not Covered
1	1	1	Covered	T5,T14,T11

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T3,T5,T14

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Covered	T3,T43,T82
1	0	Covered	T1,T2,T3
1	1	Covered	T3,T5,T14

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Covered	T3,T5,T14
1	0	Covered	T3,T5,T14
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T3,T5,T14
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_oup_buf

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T3,T5,T14
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T3,T5,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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T3,T5,T14
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.i2c_core.u_fifos.u_rx_fifo_sram_adapter.u_oup_buf

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390033414	26309301	0	0
DataKnown_AKnownEnable	390033414	389859396	0	0
DepthKnown_A	390033414	389859396	0	0
RvalidKnown_A	390033414	389859396	0	0
WreadyKnown_A	390033414	389859396	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	390033414	26309301	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	26309301	0	0
T3	14401	13047	0	0
T4	5432	0	0	0
T5	14001	264	0	0
T6	7532	0	0	0
T7	20083	0	0	0
T8	26088	0	0	0
T9	12628	0	0	0
T10	78164	0	0	0
T11	0	911	0	0
T12	0	1471	0	0
T14	0	224	0	0
T15	0	1758	0	0
T18	0	1550	0	0
T40	0	816	0	0
T43	0	12490	0	0
T45	48225	0	0	0
T46	133362	0	0	0
T82	0	11915	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	26309301	0	0
T3	14401	13047	0	0
T4	5432	0	0	0
T5	14001	264	0	0
T6	7532	0	0	0
T7	20083	0	0	0
T8	26088	0	0	0
T9	12628	0	0	0
T10	78164	0	0	0
T11	0	911	0	0
T12	0	1471	0	0
T14	0	224	0	0
T15	0	1758	0	0
T18	0	1550	0	0
T40	0	816	0	0
T43	0	12490	0	0
T45	48225	0	0	0
T46	133362	0	0	0
T82	0	11915	0	0

Line Coverage for Instance : tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_oup_buf

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T7 T8 T9 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_oup_buf

	Total	Covered	Percent
Conditions	24	19	79.17
Logical	24	19	79.17
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	T7,T8,T9
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	T7,T8,T9

 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	T7,T8,T9

 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	T7,T8,T9
1	1	0	Not Covered
1	1	1	Covered	T7,T8,T9

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T7,T8,T9

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Covered	T7,T8,T9
1	0	Covered	T1,T2,T3
1	1	Covered	T7,T8,T9

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Covered	T7,T8,T9
1	0	Covered	T7,T8,T9
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T7,T8,T9
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_oup_buf

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T7,T8,T9
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T7,T8,T9

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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T7,T8,T9
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.i2c_core.u_fifos.u_tx_fifo_sram_adapter.u_oup_buf

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390033414	33016605	0	0
DataKnown_AKnownEnable	390033414	389859396	0	0
DepthKnown_A	390033414	389859396	0	0
RvalidKnown_A	390033414	389859396	0	0
WreadyKnown_A	390033414	389859396	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	390033414	33016605	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	33016605	0	0
T7	20083	1414	0	0
T8	26088	8297	0	0
T9	12628	10028	0	0
T10	78164	8059	0	0
T45	48225	0	0	0
T46	133362	55332	0	0
T67	0	2201	0	0
T69	136411	66481	0	0
T70	0	61940	0	0
T71	0	36251	0	0
T72	0	57747	0	0
T74	995	0	0	0
T75	3897	0	0	0
T76	44336	0	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	33016605	0	0
T7	20083	1414	0	0
T8	26088	8297	0	0
T9	12628	10028	0	0
T10	78164	8059	0	0
T45	48225	0	0	0
T46	133362	55332	0	0
T67	0	2201	0	0
T69	136411	66481	0	0
T70	0	61940	0	0
T71	0	36251	0	0
T72	0	57747	0	0
T74	995	0	0	0
T75	3897	0	0	0
T76	44336	0	0	0

Line Coverage for Instance : tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_oup_buf

	Line No.	Total	Covered	Percent
TOTAL		14	14	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	120	1	1	100.00
ALWAYS	123	2	2	100.00
CONT_ASSIGN	130	1	1	100.00
CONT_ASSIGN	131	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                           assign storage_rdata = storage[0];
109                     
110                           always_ff @(posedge clk_i)
111                             if (fifo_incr_wptr) begin
112                               storage[0] <= wdata_i;
113                             end
114                     
115                           logic unused_ptrs;
116                           assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
117                     
118                         // fifo with more than one storage element
119                         end else begin : gen_depth_gt1
120        1/1                assign storage_rdata = storage[fifo_rptr];
           Tests:       T1 T2 T3 
121                     
122                           always_ff @(posedge clk_i)
123        1/1                  if (fifo_incr_wptr) begin
           Tests:       T1 T2 T3 
124        1/1                    storage[fifo_wptr] <= wdata_i;
           Tests:       T6 T7 T8 
125                             end
                        MISSING_ELSE
126                         end
127                     
128                         logic [Width-1:0] rdata_int;
129                         if (Pass == 1'b1) begin : gen_pass
130        1/1                assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
           Tests:       T1 T2 T3 
131        1/1                assign empty = fifo_empty & ~wvalid_i;
           Tests:       T1 T2 T3 
132                         end else begin : gen_nopass
133                           assign rdata_int = storage_rdata;
134                           assign empty = fifo_empty;
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.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_oup_buf

	Total	Covered	Percent
Conditions	24	20	83.33
Logical	24	20	83.33
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	T6,T7,T8
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	T6,T7,T8

 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	T6,T7,T8

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

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T6,T8,T198
1	0	1	Covered	T6,T7,T8
1	1	0	Not Covered
1	1	1	Covered	T6,T7,T8

 LINE       130
 EXPRESSION ((gen_normal_fifo.fifo_empty && wvalid_i) ? wdata_i : gen_normal_fifo.storage_rdata)
             --------------------1-------------------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T6,T7,T8

 LINE       130
 SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
                 -------------1------------    ----2---

-1-	-2-	Status	Tests
0	1	Covered	T6,T7,T8
1	0	Covered	T1,T2,T3
1	1	Covered	T6,T7,T8

 LINE       131
 EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
             -------------1------------   ------2------

-1-	-2-	Status	Tests
0	1	Covered	T6,T7,T8
1	0	Covered	T6,T7,T8
1	1	Covered	T1,T2,T3

 LINE       138
 EXPRESSION (gen_normal_fifo.empty ? (13'(0)) : gen_normal_fifo.rdata_int)
             ----------1----------

-1-	Status	Tests
0	Covered	T6,T7,T8
1	Covered	T1,T2,T3

---

Branch Coverage for Instance : tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_oup_buf

	Line No.	Total	Covered	Percent
Branches		9	9	100.00
TERNARY	130	2	2	100.00
TERNARY	138	2	2	100.00
IF	69	3	3	100.00
IF	123	2	2	100.00

130              assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
                                                             -1-  
                                                             ==>  
                                                             ==>  

Branches:

-1-	Status	Tests
1	Covered	T6,T7,T8
0	Covered	T1,T2,T3

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

Branches:

-1-	Status	Tests
1	Covered	T1,T2,T3
0	Covered	T6,T7,T8

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

123                if (fifo_incr_wptr) begin
                   -1-     
124                  storage[fifo_wptr] <= wdata_i;
                     ==>
125                end
                   MISSING_ELSE
                   ==>

Branches:

-1-	Status	Tests
1	Covered	T6,T7,T8
0	Covered	T1,T2,T3

---

Assert Coverage for Instance : tb.dut.i2c_core.u_fifos.u_acq_fifo_sram_adapter.u_oup_buf

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	6	6	100.00	6	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	6	6	100.00	6	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
DataKnown_A	390033414	230519480	0	0
DataKnown_AKnownEnable	390033414	389859396	0	0
DepthKnown_A	390033414	389859396	0	0
RvalidKnown_A	390033414	389859396	0	0
WreadyKnown_A	390033414	389859396	0	0
gen_normal_fifo.depthShallNotExceedParamDepth	390033414	230519480	0	0

DataKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	230519480	0	0
T6	7532	3971	0	0
T7	20083	6117	0	0
T8	26088	12700	0	0
T9	12628	9642	0	0
T10	78164	63614	0	0
T45	48225	46190	0	0
T46	133362	75723	0	0
T69	136411	65990	0	0
T70	0	7754	0	0
T74	995	0	0	0
T75	3897	0	0	0
T76	0	42947	0	0

DataKnown_AKnownEnable

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

DepthKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

RvalidKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

WreadyKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	389859396	0	0
T1	1646	1586	0	0
T2	9765	9689	0	0
T3	14401	14339	0	0
T4	5432	5352	0	0
T5	14001	13227	0	0
T6	7532	7451	0	0
T7	20083	19996	0	0
T8	26088	26031	0	0
T9	12628	12578	0	0
T10	78164	78072	0	0

gen_normal_fifo.depthShallNotExceedParamDepth

Name	Attempts	Real Successes	Failures	Incomplete
Total	390033414	230519480	0	0
T6	7532	3971	0	0
T7	20083	6117	0	0
T8	26088	12700	0	0
T9	12628	9642	0	0
T10	78164	63614	0	0
T45	48225	46190	0	0
T46	133362	75723	0	0
T69	136411	65990	0	0
T70	0	7754	0	0
T74	995	0	0	0
T75	3897	0	0	0
T76	0	42947	0	0