Line Coverage for Instance : tb.dut.u_readcmd.u_readsram.u_sram_fifo
| Line No. | Total | Covered | Percent |
TOTAL | | 15 | 15 | 100.00 |
ALWAYS | 69 | 4 | 4 | 100.00 |
CONT_ASSIGN | 81 | 1 | 1 | 100.00 |
CONT_ASSIGN | 82 | 1 | 1 | 100.00 |
CONT_ASSIGN | 100 | 1 | 1 | 100.00 |
CONT_ASSIGN | 101 | 1 | 1 | 100.00 |
CONT_ASSIGN | 108 | 1 | 1 | 100.00 |
ALWAYS | 111 | 2 | 2 | 100.00 |
CONT_ASSIGN | 116 | 1 | 1 | 100.00 |
CONT_ASSIGN | 130 | 1 | 1 | 100.00 |
CONT_ASSIGN | 131 | 1 | 1 | 100.00 |
CONT_ASSIGN | 140 | 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: T4 T7 T8
72 1/1 under_rst <= ~under_rst;
Tests: T4 T7 T8
73 end
MISSING_ELSE
74 end
75
76 logic empty;
77
78 // full and not ready for write are two different concepts.
79 // The latter can be '0' when under reset, while the former is an indication that no more
80 // entries can be written.
81 1/1 assign wready_o = ~full_o & ~under_rst;
Tests: T1 T2 T3
82 1/1 assign rvalid_o = ~empty & ~under_rst;
Tests: T1 T2 T3
83
84 prim_fifo_sync_cnt #(
85 .Depth(Depth),
86 .Secure(Secure)
87 ) u_fifo_cnt (
88 .clk_i,
89 .rst_ni,
90 .clr_i,
91 .incr_wptr_i(fifo_incr_wptr),
92 .incr_rptr_i(fifo_incr_rptr),
93 .wptr_o(fifo_wptr),
94 .rptr_o(fifo_rptr),
95 .full_o,
96 .empty_o(fifo_empty),
97 .depth_o,
98 .err_o
99 );
100 1/1 assign fifo_incr_wptr = wvalid_i & wready_o & ~under_rst;
Tests: T1 T2 T3
101 1/1 assign fifo_incr_rptr = rvalid_o & rready_i & ~under_rst;
Tests: T1 T2 T3
102
103 // the generate blocks below are needed to avoid lint errors due to array indexing
104 // in the where the fifo only has one storage element
105 logic [Depth-1:0][Width-1:0] storage;
106 logic [Width-1:0] storage_rdata;
107 if (Depth == 1) begin : gen_depth_eq1
108 1/1 assign storage_rdata = storage[0];
Tests: T7 T8 T10
109
110 always_ff @(posedge clk_i)
111 1/1 if (fifo_incr_wptr) begin
Tests: T3 T4 T5
112 1/1 storage[0] <= wdata_i;
Tests: T7 T8 T10
113 end
MISSING_ELSE
114
115 logic unused_ptrs;
116 1/1 assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
Tests: T1 T2 T3
117
118 // fifo with more than one storage element
119 end else begin : gen_depth_gt1
120 assign storage_rdata = storage[fifo_rptr];
121
122 always_ff @(posedge clk_i)
123 if (fifo_incr_wptr) begin
124 storage[fifo_wptr] <= wdata_i;
125 end
126 end
127
128 logic [Width-1:0] rdata_int;
129 if (Pass == 1'b1) begin : gen_pass
130 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 assign rdata_o = empty ? Width'(0) : rdata_int;
139 end else begin : gen_no_output_zero
140 1/1 assign rdata_o = rdata_int;
Tests: T7 T8 T10
Cond Coverage for Instance : tb.dut.u_readcmd.u_readsram.u_sram_fifo
| Total | Covered | Percent |
Conditions | 20 | 16 | 80.00 |
Logical | 20 | 16 | 80.00 |
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 | Covered | T7,T8,T10 |
1 | 0 | Covered | T1,T2,T3 |
1 | 1 | Covered | T4,T7,T8 |
LINE 82
EXPRESSION (((~gen_normal_fifo.empty)) & ((~gen_normal_fifo.under_rst)))
-------------1------------ ---------------2--------------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T4,T7,T8 |
1 | 0 | Not Covered | |
1 | 1 | Covered | T7,T8,T10 |
LINE 100
EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Covered | T4,T7,T8 |
1 | 0 | 1 | Not Covered | |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T7,T8,T10 |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Not Covered | |
1 | 0 | 1 | Covered | T7,T8,T10 |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T7,T8,T10 |
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,T10 |
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,T10 |
LINE 131
EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
-------------1------------ ------2------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T7,T8,T10 |
1 | 0 | Covered | T7,T8,T10 |
1 | 1 | Covered | T1,T2,T3 |
Branch Coverage for Instance : tb.dut.u_readcmd.u_readsram.u_sram_fifo
| Line No. | Total | Covered | Percent |
Branches |
|
7 |
7 |
100.00 |
TERNARY |
130 |
2 |
2 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
111 |
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,T10 |
0 |
Covered |
T1,T2,T3 |
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 |
T4,T7,T8 |
0 |
0 |
Covered |
T4,T7,T8 |
111 if (fifo_incr_wptr) begin
-1-
112 storage[0] <= wdata_i;
==>
113 end
MISSING_ELSE
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T7,T8,T10 |
0 |
Covered |
T3,T4,T5 |
Assert Coverage for Instance : tb.dut.u_readcmd.u_readsram.u_sram_fifo
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
22847804 |
0 |
0 |
T7 |
46476 |
7614 |
0 |
0 |
T8 |
52805 |
11910 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
1988 |
0 |
0 |
T11 |
67412 |
20528 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
0 |
0 |
0 |
T14 |
21803 |
20328 |
0 |
0 |
T17 |
8624 |
0 |
0 |
0 |
T18 |
0 |
6006 |
0 |
0 |
T21 |
0 |
7281 |
0 |
0 |
T24 |
864 |
0 |
0 |
0 |
T36 |
0 |
5910 |
0 |
0 |
T37 |
0 |
12333 |
0 |
0 |
T38 |
0 |
2919 |
0 |
0 |
DataKnown_AKnownEnable
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
22847804 |
0 |
0 |
T7 |
46476 |
7614 |
0 |
0 |
T8 |
52805 |
11910 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
1988 |
0 |
0 |
T11 |
67412 |
20528 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
0 |
0 |
0 |
T14 |
21803 |
20328 |
0 |
0 |
T17 |
8624 |
0 |
0 |
0 |
T18 |
0 |
6006 |
0 |
0 |
T21 |
0 |
7281 |
0 |
0 |
T24 |
864 |
0 |
0 |
0 |
T36 |
0 |
5910 |
0 |
0 |
T37 |
0 |
12333 |
0 |
0 |
T38 |
0 |
2919 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_readcmd.u_readsram.u_fifo
| 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 | 140 | 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: T4 T7 T8
72 1/1 under_rst <= ~under_rst;
Tests: T4 T7 T8
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: T3 T4 T5
124 1/1 storage[fifo_wptr] <= wdata_i;
Tests: T7 T8 T10
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 assign rdata_o = empty ? Width'(0) : rdata_int;
139 end else begin : gen_no_output_zero
140 1/1 assign rdata_o = rdata_int;
Tests: T7 T8 T10
Cond Coverage for Instance : tb.dut.u_readcmd.u_readsram.u_fifo
| Total | Covered | Percent |
Conditions | 20 | 18 | 90.00 |
Logical | 20 | 18 | 90.00 |
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 | Covered | T7,T8,T10 |
1 | 0 | Covered | T1,T2,T3 |
1 | 1 | Covered | T4,T7,T8 |
LINE 82
EXPRESSION (((~gen_normal_fifo.empty)) & ((~gen_normal_fifo.under_rst)))
-------------1------------ ---------------2--------------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T4,T7,T8 |
1 | 0 | Not Covered | |
1 | 1 | Covered | T7,T8,T10 |
LINE 100
EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Covered | T4,T7,T8 |
1 | 0 | 1 | Covered | T7,T8,T10 |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T7,T8,T10 |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Not Covered | |
1 | 0 | 1 | Covered | T7,T8,T10 |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T7,T8,T10 |
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,T10 |
LINE 130
SUB-EXPRESSION (gen_normal_fifo.fifo_empty && wvalid_i)
-------------1------------ ----2---
-1- | -2- | Status | Tests |
0 | 1 | Covered | T7,T8,T10 |
1 | 0 | Covered | T1,T2,T3 |
1 | 1 | Covered | T7,T8,T10 |
LINE 131
EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
-------------1------------ ------2------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T7,T8,T10 |
1 | 0 | Covered | T7,T8,T10 |
1 | 1 | Covered | T1,T2,T3 |
Branch Coverage for Instance : tb.dut.u_readcmd.u_readsram.u_fifo
| Line No. | Total | Covered | Percent |
Branches |
|
7 |
7 |
100.00 |
TERNARY |
130 |
2 |
2 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
111 |
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,T10 |
0 |
Covered |
T1,T2,T3 |
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 |
T4,T7,T8 |
0 |
0 |
Covered |
T4,T7,T8 |
111 if (fifo_incr_wptr) begin
-1-
112 storage[0] <= wdata_i;
==>
113 end
MISSING_ELSE
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T7,T8,T10 |
0 |
Covered |
T3,T4,T5 |
Assert Coverage for Instance : tb.dut.u_readcmd.u_readsram.u_fifo
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
24008623 |
0 |
0 |
T7 |
46476 |
8108 |
0 |
0 |
T8 |
52805 |
12288 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
2050 |
0 |
0 |
T11 |
67412 |
21892 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
0 |
0 |
0 |
T14 |
21803 |
21257 |
0 |
0 |
T17 |
8624 |
0 |
0 |
0 |
T18 |
0 |
6192 |
0 |
0 |
T21 |
0 |
7760 |
0 |
0 |
T24 |
864 |
0 |
0 |
0 |
T36 |
0 |
6160 |
0 |
0 |
T37 |
0 |
13138 |
0 |
0 |
T38 |
0 |
3136 |
0 |
0 |
DataKnown_AKnownEnable
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
24008623 |
0 |
0 |
T7 |
46476 |
8108 |
0 |
0 |
T8 |
52805 |
12288 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
2050 |
0 |
0 |
T11 |
67412 |
21892 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
0 |
0 |
0 |
T14 |
21803 |
21257 |
0 |
0 |
T17 |
8624 |
0 |
0 |
0 |
T18 |
0 |
6192 |
0 |
0 |
T21 |
0 |
7760 |
0 |
0 |
T24 |
864 |
0 |
0 |
0 |
T36 |
0 |
6160 |
0 |
0 |
T37 |
0 |
13138 |
0 |
0 |
T38 |
0 |
3136 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_upload.u_arbiter.u_req_fifo
| Line No. | Total | Covered | Percent |
TOTAL | | 13 | 12 | 92.31 |
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 | 1 | 1 | 100.00 |
CONT_ASSIGN | 133 | 1 | 0 | 0.00 |
CONT_ASSIGN | 134 | 1 | 1 | 100.00 |
CONT_ASSIGN | 138 | 1 | 1 | 100.00 |
68 always_ff @(posedge clk_i or negedge rst_ni) begin
69 1/1 if (!rst_ni) begin
Tests: T1 T2 T3
70 1/1 under_rst <= 1'b1;
Tests: T1 T2 T3
71 1/1 end else if (under_rst) begin
Tests: T4 T7 T8
72 1/1 under_rst <= ~under_rst;
Tests: T4 T7 T8
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: T3 T4 T5
124 excluded storage[fifo_wptr] <= wdata_i;
Exclude Annotation: VC_COV_UNR
125 end
MISSING_ELSE
126 end
127
128 logic [Width-1:0] rdata_int;
129 if (Pass == 1'b1) begin : gen_pass
130 assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
131 assign empty = fifo_empty & ~wvalid_i;
132 end else begin : gen_nopass
133 0/1 ==> assign rdata_int = storage_rdata;
134 1/1 assign empty = fifo_empty;
Tests: T1 T2 T3
135 end
136
137 if (OutputZeroIfEmpty == 1'b1) begin : gen_output_zero
138 1/1 assign rdata_o = empty ? Width'(0) : rdata_int;
Tests: T1 T2 T3
Cond Coverage for Instance : tb.dut.u_upload.u_arbiter.u_req_fifo
| Total | Covered | Percent |
Conditions | 11 | 5 | 45.45 |
Logical | 11 | 5 | 45.45 |
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 | T4,T7,T8 |
LINE 82
EXPRESSION (((~gen_normal_fifo.empty)) & ((~gen_normal_fifo.under_rst)))
-------------1------------ ---------------2--------------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T4,T7,T8 |
1 | 0 | Not Covered | |
1 | 1 | Not Covered | |
LINE 100
EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Covered | T4,T7,T8 |
1 | 0 | 1 | Excluded | |
VC_COV_UNR |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Excluded | |
VC_COV_UNR |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Excluded | |
VC_COV_UNR |
1 | 0 | 1 | Not Covered | |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Not Covered | |
LINE 138
EXPRESSION (gen_normal_fifo.empty ? (3'(0)) : gen_normal_fifo.rdata_int)
----------1----------
-1- | Status | Tests |
0 | Not Covered | |
1 | Covered | T1,T2,T3 |
Branch Coverage for Instance : tb.dut.u_upload.u_arbiter.u_req_fifo
| Line No. | Total | Covered | Percent |
Branches |
|
6 |
5 |
83.33 |
TERNARY |
138 |
2 |
1 |
50.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
123 |
1 |
1 |
100.00 |
138 assign rdata_o = empty ? Width'(0) : rdata_int;
-1-
==>
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Not Covered |
|
69 if (!rst_ni) begin
-1-
70 under_rst <= 1'b1;
==>
71 end else if (under_rst) begin
-2-
72 under_rst <= ~under_rst;
==>
73 end
MISSING_ELSE
==>
Branches:
-1- | -2- | Status | Tests |
1 |
- |
Covered |
T1,T2,T3 |
0 |
1 |
Covered |
T4,T7,T8 |
0 |
0 |
Covered |
T4,T7,T8 |
123 if (fifo_incr_wptr) begin
-1-
124 storage[fifo_wptr] <= wdata_i;
==> (Excluded)
Exclude Annotation: VC_COV_UNR
125 end
MISSING_ELSE
==>
Branches:
-1- | Status | Tests | Exclude Annotation |
1 |
Excluded |
|
VC_COV_UNR |
0 |
Covered |
T3,T4,T5 |
|
Assert Coverage for Instance : tb.dut.u_upload.u_arbiter.u_req_fifo
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
0 |
0 |
0 |
DataKnown_AKnownEnable
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
124410175 |
0 |
0 |
T4 |
352 |
352 |
0 |
0 |
T5 |
118137 |
0 |
0 |
0 |
T6 |
1176 |
0 |
0 |
0 |
T7 |
46476 |
46476 |
0 |
0 |
T8 |
52805 |
51904 |
0 |
0 |
T9 |
3568 |
3568 |
0 |
0 |
T10 |
2082 |
2082 |
0 |
0 |
T11 |
67412 |
67412 |
0 |
0 |
T12 |
437699 |
0 |
0 |
0 |
T13 |
100164 |
99724 |
0 |
0 |
T14 |
0 |
21545 |
0 |
0 |
T17 |
0 |
8624 |
0 |
0 |
T18 |
0 |
20752 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
0 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_spi_tpm.u_sram_fifo
| Line No. | Total | Covered | Percent |
TOTAL | | 15 | 15 | 100.00 |
ALWAYS | 69 | 4 | 4 | 100.00 |
CONT_ASSIGN | 81 | 1 | 1 | 100.00 |
CONT_ASSIGN | 82 | 1 | 1 | 100.00 |
CONT_ASSIGN | 100 | 1 | 1 | 100.00 |
CONT_ASSIGN | 101 | 1 | 1 | 100.00 |
CONT_ASSIGN | 108 | 1 | 1 | 100.00 |
ALWAYS | 111 | 2 | 2 | 100.00 |
CONT_ASSIGN | 116 | 1 | 1 | 100.00 |
CONT_ASSIGN | 130 | 1 | 1 | 100.00 |
CONT_ASSIGN | 131 | 1 | 1 | 100.00 |
CONT_ASSIGN | 140 | 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: T3 T5 T6
72 1/1 under_rst <= ~under_rst;
Tests: T3 T5 T6
73 end
MISSING_ELSE
74 end
75
76 logic empty;
77
78 // full and not ready for write are two different concepts.
79 // The latter can be '0' when under reset, while the former is an indication that no more
80 // entries can be written.
81 1/1 assign wready_o = ~full_o & ~under_rst;
Tests: T1 T2 T3
82 1/1 assign rvalid_o = ~empty & ~under_rst;
Tests: T1 T2 T3
83
84 prim_fifo_sync_cnt #(
85 .Depth(Depth),
86 .Secure(Secure)
87 ) u_fifo_cnt (
88 .clk_i,
89 .rst_ni,
90 .clr_i,
91 .incr_wptr_i(fifo_incr_wptr),
92 .incr_rptr_i(fifo_incr_rptr),
93 .wptr_o(fifo_wptr),
94 .rptr_o(fifo_rptr),
95 .full_o,
96 .empty_o(fifo_empty),
97 .depth_o,
98 .err_o
99 );
100 1/1 assign fifo_incr_wptr = wvalid_i & wready_o & ~under_rst;
Tests: T1 T2 T3
101 1/1 assign fifo_incr_rptr = rvalid_o & rready_i & ~under_rst;
Tests: T1 T2 T3
102
103 // the generate blocks below are needed to avoid lint errors due to array indexing
104 // in the where the fifo only has one storage element
105 logic [Depth-1:0][Width-1:0] storage;
106 logic [Width-1:0] storage_rdata;
107 if (Depth == 1) begin : gen_depth_eq1
108 1/1 assign storage_rdata = storage[0];
Tests: T6 T12 T26
109
110 always_ff @(posedge clk_i)
111 1/1 if (fifo_incr_wptr) begin
Tests: T3 T4 T5
112 1/1 storage[0] <= wdata_i;
Tests: T6 T12 T26
113 end
MISSING_ELSE
114
115 logic unused_ptrs;
116 1/1 assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
Tests: T1 T2 T3
117
118 // fifo with more than one storage element
119 end else begin : gen_depth_gt1
120 assign storage_rdata = storage[fifo_rptr];
121
122 always_ff @(posedge clk_i)
123 if (fifo_incr_wptr) begin
124 storage[fifo_wptr] <= wdata_i;
125 end
126 end
127
128 logic [Width-1:0] rdata_int;
129 if (Pass == 1'b1) begin : gen_pass
130 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 assign rdata_o = empty ? Width'(0) : rdata_int;
139 end else begin : gen_no_output_zero
140 1/1 assign rdata_o = rdata_int;
Tests: T6 T12 T26
Cond Coverage for Instance : tb.dut.u_spi_tpm.u_sram_fifo
| Total | Covered | Percent |
Conditions | 20 | 17 | 85.00 |
Logical | 20 | 17 | 85.00 |
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 | Covered | T6,T12,T26 |
1 | 0 | Covered | T1,T2,T3 |
1 | 1 | Covered | T3,T5,T6 |
LINE 82
EXPRESSION (((~gen_normal_fifo.empty)) & ((~gen_normal_fifo.under_rst)))
-------------1------------ ---------------2--------------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T3,T5,T6 |
1 | 0 | Not Covered | |
1 | 1 | Covered | T6,T12,T26 |
LINE 100
EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Covered | T3,T5,T6 |
1 | 0 | 1 | Not Covered | |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T6,T12,T26 |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Covered | T6,T12,T26 |
1 | 0 | 1 | Covered | T6,T12,T26 |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T6,T12,T26 |
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,T12,T26 |
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,T12,T26 |
LINE 131
EXPRESSION (gen_normal_fifo.fifo_empty & ((~wvalid_i)))
-------------1------------ ------2------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T6,T12,T26 |
1 | 0 | Covered | T6,T12,T26 |
1 | 1 | Covered | T1,T2,T3 |
Branch Coverage for Instance : tb.dut.u_spi_tpm.u_sram_fifo
| Line No. | Total | Covered | Percent |
Branches |
|
7 |
7 |
100.00 |
TERNARY |
130 |
2 |
2 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
111 |
2 |
2 |
100.00 |
130 assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
-1-
==>
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T6,T12,T26 |
0 |
Covered |
T1,T2,T3 |
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 |
T3,T5,T6 |
0 |
0 |
Covered |
T3,T5,T6 |
111 if (fifo_incr_wptr) begin
-1-
112 storage[0] <= wdata_i;
==>
113 end
MISSING_ELSE
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T6,T12,T26 |
0 |
Covered |
T3,T4,T5 |
Assert Coverage for Instance : tb.dut.u_spi_tpm.u_sram_fifo
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
6201164 |
0 |
0 |
T6 |
1176 |
162 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
67460 |
0 |
0 |
T13 |
100164 |
0 |
0 |
0 |
T14 |
21803 |
0 |
0 |
0 |
T21 |
0 |
33628 |
0 |
0 |
T24 |
864 |
0 |
0 |
0 |
T26 |
0 |
17785 |
0 |
0 |
T28 |
0 |
719 |
0 |
0 |
T42 |
0 |
26083 |
0 |
0 |
T44 |
0 |
952 |
0 |
0 |
T48 |
0 |
22846 |
0 |
0 |
T62 |
0 |
49297 |
0 |
0 |
T63 |
0 |
56385 |
0 |
0 |
DataKnown_AKnownEnable
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
30066769 |
0 |
0 |
T3 |
576 |
576 |
0 |
0 |
T4 |
352 |
0 |
0 |
0 |
T5 |
118137 |
113416 |
0 |
0 |
T6 |
1176 |
1176 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
432056 |
0 |
0 |
T21 |
0 |
328208 |
0 |
0 |
T24 |
0 |
864 |
0 |
0 |
T26 |
0 |
43136 |
0 |
0 |
T27 |
0 |
100040 |
0 |
0 |
T28 |
0 |
2608 |
0 |
0 |
T29 |
0 |
19592 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
30066769 |
0 |
0 |
T3 |
576 |
576 |
0 |
0 |
T4 |
352 |
0 |
0 |
0 |
T5 |
118137 |
113416 |
0 |
0 |
T6 |
1176 |
1176 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
432056 |
0 |
0 |
T21 |
0 |
328208 |
0 |
0 |
T24 |
0 |
864 |
0 |
0 |
T26 |
0 |
43136 |
0 |
0 |
T27 |
0 |
100040 |
0 |
0 |
T28 |
0 |
2608 |
0 |
0 |
T29 |
0 |
19592 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
30066769 |
0 |
0 |
T3 |
576 |
576 |
0 |
0 |
T4 |
352 |
0 |
0 |
0 |
T5 |
118137 |
113416 |
0 |
0 |
T6 |
1176 |
1176 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
432056 |
0 |
0 |
T21 |
0 |
328208 |
0 |
0 |
T24 |
0 |
864 |
0 |
0 |
T26 |
0 |
43136 |
0 |
0 |
T27 |
0 |
100040 |
0 |
0 |
T28 |
0 |
2608 |
0 |
0 |
T29 |
0 |
19592 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
30066769 |
0 |
0 |
T3 |
576 |
576 |
0 |
0 |
T4 |
352 |
0 |
0 |
0 |
T5 |
118137 |
113416 |
0 |
0 |
T6 |
1176 |
1176 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
432056 |
0 |
0 |
T21 |
0 |
328208 |
0 |
0 |
T24 |
0 |
864 |
0 |
0 |
T26 |
0 |
43136 |
0 |
0 |
T27 |
0 |
100040 |
0 |
0 |
T28 |
0 |
2608 |
0 |
0 |
T29 |
0 |
19592 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
6201164 |
0 |
0 |
T6 |
1176 |
162 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
67460 |
0 |
0 |
T13 |
100164 |
0 |
0 |
0 |
T14 |
21803 |
0 |
0 |
0 |
T21 |
0 |
33628 |
0 |
0 |
T24 |
864 |
0 |
0 |
0 |
T26 |
0 |
17785 |
0 |
0 |
T28 |
0 |
719 |
0 |
0 |
T42 |
0 |
26083 |
0 |
0 |
T44 |
0 |
952 |
0 |
0 |
T48 |
0 |
22846 |
0 |
0 |
T62 |
0 |
49297 |
0 |
0 |
T63 |
0 |
56385 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_spi_tpm.u_arbiter.u_req_fifo
| 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 | 133 | 1 | 1 | 100.00 |
CONT_ASSIGN | 134 | 1 | 1 | 100.00 |
CONT_ASSIGN | 138 | 1 | 1 | 100.00 |
68 always_ff @(posedge clk_i or negedge rst_ni) begin
69 1/1 if (!rst_ni) begin
Tests: T1 T2 T3
70 1/1 under_rst <= 1'b1;
Tests: T1 T2 T3
71 1/1 end else if (under_rst) begin
Tests: T3 T5 T6
72 1/1 under_rst <= ~under_rst;
Tests: T3 T5 T6
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: T3 T4 T5
124 1/1 storage[fifo_wptr] <= wdata_i;
Tests: T6 T12 T26
125 end
MISSING_ELSE
126 end
127
128 logic [Width-1:0] rdata_int;
129 if (Pass == 1'b1) begin : gen_pass
130 assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
131 assign empty = fifo_empty & ~wvalid_i;
132 end else begin : gen_nopass
133 1/1 assign rdata_int = storage_rdata;
Tests: T6 T12 T26
134 1/1 assign empty = fifo_empty;
Tests: T1 T2 T3
135 end
136
137 if (OutputZeroIfEmpty == 1'b1) begin : gen_output_zero
138 1/1 assign rdata_o = empty ? Width'(0) : rdata_int;
Tests: T1 T2 T3
Cond Coverage for Instance : tb.dut.u_spi_tpm.u_arbiter.u_req_fifo
| Total | Covered | Percent |
Conditions | 13 | 9 | 69.23 |
Logical | 13 | 9 | 69.23 |
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 | T3,T5,T6 |
LINE 82
EXPRESSION (((~gen_normal_fifo.empty)) & ((~gen_normal_fifo.under_rst)))
-------------1------------ ---------------2--------------
-1- | -2- | Status | Tests |
0 | 1 | Covered | T3,T5,T6 |
1 | 0 | Not Covered | |
1 | 1 | Covered | T6,T12,T26 |
LINE 100
EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Covered | T3,T5,T6 |
1 | 0 | 1 | Not Covered | |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T6,T12,T26 |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Excluded | |
VC_COV_UNR |
1 | 0 | 1 | Not Covered | |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T6,T12,T26 |
LINE 138
EXPRESSION (gen_normal_fifo.empty ? (2'(0)) : gen_normal_fifo.rdata_int)
----------1----------
-1- | Status | Tests |
0 | Covered | T6,T12,T26 |
1 | Covered | T1,T2,T3 |
Branch Coverage for Instance : tb.dut.u_spi_tpm.u_arbiter.u_req_fifo
| Line No. | Total | Covered | Percent |
Branches |
|
7 |
7 |
100.00 |
TERNARY |
138 |
2 |
2 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
123 |
2 |
2 |
100.00 |
138 assign rdata_o = empty ? Width'(0) : rdata_int;
-1-
==>
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T6,T12,T26 |
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 |
T3,T5,T6 |
0 |
0 |
Covered |
T3,T5,T6 |
123 if (fifo_incr_wptr) begin
-1-
124 storage[fifo_wptr] <= wdata_i;
==>
125 end
MISSING_ELSE
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T6,T12,T26 |
0 |
Covered |
T3,T4,T5 |
Assert Coverage for Instance : tb.dut.u_spi_tpm.u_arbiter.u_req_fifo
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
199293 |
0 |
0 |
T6 |
1176 |
5 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
2172 |
0 |
0 |
T13 |
100164 |
0 |
0 |
0 |
T14 |
21803 |
0 |
0 |
0 |
T21 |
0 |
1080 |
0 |
0 |
T24 |
864 |
0 |
0 |
0 |
T26 |
0 |
570 |
0 |
0 |
T28 |
0 |
23 |
0 |
0 |
T42 |
0 |
839 |
0 |
0 |
T44 |
0 |
31 |
0 |
0 |
T48 |
0 |
737 |
0 |
0 |
T62 |
0 |
1581 |
0 |
0 |
T63 |
0 |
1810 |
0 |
0 |
DataKnown_AKnownEnable
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
30066769 |
0 |
0 |
T3 |
576 |
576 |
0 |
0 |
T4 |
352 |
0 |
0 |
0 |
T5 |
118137 |
113416 |
0 |
0 |
T6 |
1176 |
1176 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
432056 |
0 |
0 |
T21 |
0 |
328208 |
0 |
0 |
T24 |
0 |
864 |
0 |
0 |
T26 |
0 |
43136 |
0 |
0 |
T27 |
0 |
100040 |
0 |
0 |
T28 |
0 |
2608 |
0 |
0 |
T29 |
0 |
19592 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
30066769 |
0 |
0 |
T3 |
576 |
576 |
0 |
0 |
T4 |
352 |
0 |
0 |
0 |
T5 |
118137 |
113416 |
0 |
0 |
T6 |
1176 |
1176 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
432056 |
0 |
0 |
T21 |
0 |
328208 |
0 |
0 |
T24 |
0 |
864 |
0 |
0 |
T26 |
0 |
43136 |
0 |
0 |
T27 |
0 |
100040 |
0 |
0 |
T28 |
0 |
2608 |
0 |
0 |
T29 |
0 |
19592 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
30066769 |
0 |
0 |
T3 |
576 |
576 |
0 |
0 |
T4 |
352 |
0 |
0 |
0 |
T5 |
118137 |
113416 |
0 |
0 |
T6 |
1176 |
1176 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
432056 |
0 |
0 |
T21 |
0 |
328208 |
0 |
0 |
T24 |
0 |
864 |
0 |
0 |
T26 |
0 |
43136 |
0 |
0 |
T27 |
0 |
100040 |
0 |
0 |
T28 |
0 |
2608 |
0 |
0 |
T29 |
0 |
19592 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
30066769 |
0 |
0 |
T3 |
576 |
576 |
0 |
0 |
T4 |
352 |
0 |
0 |
0 |
T5 |
118137 |
113416 |
0 |
0 |
T6 |
1176 |
1176 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
432056 |
0 |
0 |
T21 |
0 |
328208 |
0 |
0 |
T24 |
0 |
864 |
0 |
0 |
T26 |
0 |
43136 |
0 |
0 |
T27 |
0 |
100040 |
0 |
0 |
T28 |
0 |
2608 |
0 |
0 |
T29 |
0 |
19592 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
155902211 |
199293 |
0 |
0 |
T6 |
1176 |
5 |
0 |
0 |
T7 |
46476 |
0 |
0 |
0 |
T8 |
52805 |
0 |
0 |
0 |
T9 |
3568 |
0 |
0 |
0 |
T10 |
2082 |
0 |
0 |
0 |
T11 |
67412 |
0 |
0 |
0 |
T12 |
437699 |
2172 |
0 |
0 |
T13 |
100164 |
0 |
0 |
0 |
T14 |
21803 |
0 |
0 |
0 |
T21 |
0 |
1080 |
0 |
0 |
T24 |
864 |
0 |
0 |
0 |
T26 |
0 |
570 |
0 |
0 |
T28 |
0 |
23 |
0 |
0 |
T42 |
0 |
839 |
0 |
0 |
T44 |
0 |
31 |
0 |
0 |
T48 |
0 |
737 |
0 |
0 |
T62 |
0 |
1581 |
0 |
0 |
T63 |
0 |
1810 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_tlul2sram_egress.u_reqfifo
| Line No. | Total | Covered | Percent |
TOTAL | | 15 | 15 | 100.00 |
ALWAYS | 69 | 4 | 4 | 100.00 |
CONT_ASSIGN | 81 | 1 | 1 | 100.00 |
CONT_ASSIGN | 82 | 1 | 1 | 100.00 |
CONT_ASSIGN | 100 | 1 | 1 | 100.00 |
CONT_ASSIGN | 101 | 1 | 1 | 100.00 |
CONT_ASSIGN | 108 | 1 | 1 | 100.00 |
ALWAYS | 111 | 2 | 2 | 100.00 |
CONT_ASSIGN | 116 | 1 | 1 | 100.00 |
CONT_ASSIGN | 133 | 1 | 1 | 100.00 |
CONT_ASSIGN | 134 | 1 | 1 | 100.00 |
CONT_ASSIGN | 138 | 1 | 1 | 100.00 |
68 always_ff @(posedge clk_i or negedge rst_ni) begin
69 1/1 if (!rst_ni) begin
Tests: T1 T2 T3
70 1/1 under_rst <= 1'b1;
Tests: T1 T2 T3
71 1/1 end else if (under_rst) begin
Tests: T1 T2 T3
72 1/1 under_rst <= ~under_rst;
Tests: T1 T2 T3
73 end
MISSING_ELSE
74 end
75
76 logic empty;
77
78 // full and not ready for write are two different concepts.
79 // The latter can be '0' when under reset, while the former is an indication that no more
80 // entries can be written.
81 1/1 assign wready_o = ~full_o & ~under_rst;
Tests: T1 T2 T3
82 1/1 assign rvalid_o = ~empty & ~under_rst;
Tests: T1 T2 T3
83
84 prim_fifo_sync_cnt #(
85 .Depth(Depth),
86 .Secure(Secure)
87 ) u_fifo_cnt (
88 .clk_i,
89 .rst_ni,
90 .clr_i,
91 .incr_wptr_i(fifo_incr_wptr),
92 .incr_rptr_i(fifo_incr_rptr),
93 .wptr_o(fifo_wptr),
94 .rptr_o(fifo_rptr),
95 .full_o,
96 .empty_o(fifo_empty),
97 .depth_o,
98 .err_o
99 );
100 1/1 assign fifo_incr_wptr = wvalid_i & wready_o & ~under_rst;
Tests: T1 T2 T3
101 1/1 assign fifo_incr_rptr = rvalid_o & rready_i & ~under_rst;
Tests: T1 T2 T3
102
103 // the generate blocks below are needed to avoid lint errors due to array indexing
104 // in the where the fifo only has one storage element
105 logic [Depth-1:0][Width-1:0] storage;
106 logic [Width-1:0] storage_rdata;
107 if (Depth == 1) begin : gen_depth_eq1
108 1/1 assign storage_rdata = storage[0];
Tests: T4 T7 T8
109
110 always_ff @(posedge clk_i)
111 1/1 if (fifo_incr_wptr) begin
Tests: T1 T2 T3
112 1/1 storage[0] <= wdata_i;
Tests: T4 T7 T8
113 end
MISSING_ELSE
114
115 logic unused_ptrs;
116 1/1 assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
Tests: T1 T2 T3
117
118 // fifo with more than one storage element
119 end else begin : gen_depth_gt1
120 assign storage_rdata = storage[fifo_rptr];
121
122 always_ff @(posedge clk_i)
123 if (fifo_incr_wptr) begin
124 storage[fifo_wptr] <= wdata_i;
125 end
126 end
127
128 logic [Width-1:0] rdata_int;
129 if (Pass == 1'b1) begin : gen_pass
130 assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
131 assign empty = fifo_empty & ~wvalid_i;
132 end else begin : gen_nopass
133 1/1 assign rdata_int = storage_rdata;
Tests: T4 T7 T8
134 1/1 assign empty = fifo_empty;
Tests: T1 T2 T3
135 end
136
137 if (OutputZeroIfEmpty == 1'b1) begin : gen_output_zero
138 1/1 assign rdata_o = empty ? Width'(0) : rdata_int;
Tests: T1 T2 T3
Cond Coverage for Instance : tb.dut.u_tlul2sram_egress.u_reqfifo
| Total | Covered | Percent |
Conditions | 11 | 11 | 100.00 |
Logical | 11 | 11 | 100.00 |
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 | Covered | T4,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 | Exclude Annotation |
0 | 1 | Covered | T1,T2,T3 |
1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | Covered | T4,T7,T8 |
LINE 100
EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Covered | T1,T2,T3 |
1 | 0 | 1 | Excluded | |
VC_COV_UNR |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T4,T7,T8 |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Excluded | |
VC_COV_UNR |
1 | 0 | 1 | Covered | T4,T7,T8 |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Covered | T4,T7,T8 |
LINE 138
EXPRESSION (gen_normal_fifo.empty ? (17'(0)) : gen_normal_fifo.rdata_int)
----------1----------
-1- | Status | Tests |
0 | Covered | T4,T7,T8 |
1 | Covered | T1,T2,T3 |
Branch Coverage for Instance : tb.dut.u_tlul2sram_egress.u_reqfifo
| Line No. | Total | Covered | Percent |
Branches |
|
7 |
7 |
100.00 |
TERNARY |
138 |
2 |
2 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
123 |
2 |
2 |
100.00 |
138 assign rdata_o = empty ? Width'(0) : rdata_int;
-1-
==>
==>
Branches:
-1- | Status | Tests |
1 |
Covered |
T1,T2,T3 |
0 |
Covered |
T4,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 |
T4,T7,T8 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.u_tlul2sram_egress.u_reqfifo
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
3276405 |
0 |
0 |
T4 |
7275 |
832 |
0 |
0 |
T5 |
46509 |
0 |
0 |
0 |
T6 |
10474 |
0 |
0 |
0 |
T7 |
22916 |
3776 |
0 |
0 |
T8 |
109355 |
832 |
0 |
0 |
T9 |
24581 |
833 |
0 |
0 |
T10 |
10889 |
3770 |
0 |
0 |
T11 |
407531 |
832 |
0 |
0 |
T12 |
253866 |
0 |
0 |
0 |
T13 |
707836 |
832 |
0 |
0 |
T14 |
0 |
3778 |
0 |
0 |
T17 |
0 |
832 |
0 |
0 |
T18 |
0 |
3566 |
0 |
0 |
DataKnown_AKnownEnable
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
452936842 |
0 |
0 |
T1 |
1098 |
1022 |
0 |
0 |
T2 |
718 |
619 |
0 |
0 |
T3 |
2934 |
2843 |
0 |
0 |
T4 |
7275 |
7211 |
0 |
0 |
T5 |
46509 |
46422 |
0 |
0 |
T6 |
10474 |
10394 |
0 |
0 |
T7 |
22916 |
22862 |
0 |
0 |
T8 |
109355 |
109264 |
0 |
0 |
T9 |
24581 |
24485 |
0 |
0 |
T10 |
10889 |
10792 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
452936842 |
0 |
0 |
T1 |
1098 |
1022 |
0 |
0 |
T2 |
718 |
619 |
0 |
0 |
T3 |
2934 |
2843 |
0 |
0 |
T4 |
7275 |
7211 |
0 |
0 |
T5 |
46509 |
46422 |
0 |
0 |
T6 |
10474 |
10394 |
0 |
0 |
T7 |
22916 |
22862 |
0 |
0 |
T8 |
109355 |
109264 |
0 |
0 |
T9 |
24581 |
24485 |
0 |
0 |
T10 |
10889 |
10792 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
452936842 |
0 |
0 |
T1 |
1098 |
1022 |
0 |
0 |
T2 |
718 |
619 |
0 |
0 |
T3 |
2934 |
2843 |
0 |
0 |
T4 |
7275 |
7211 |
0 |
0 |
T5 |
46509 |
46422 |
0 |
0 |
T6 |
10474 |
10394 |
0 |
0 |
T7 |
22916 |
22862 |
0 |
0 |
T8 |
109355 |
109264 |
0 |
0 |
T9 |
24581 |
24485 |
0 |
0 |
T10 |
10889 |
10792 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
452936842 |
0 |
0 |
T1 |
1098 |
1022 |
0 |
0 |
T2 |
718 |
619 |
0 |
0 |
T3 |
2934 |
2843 |
0 |
0 |
T4 |
7275 |
7211 |
0 |
0 |
T5 |
46509 |
46422 |
0 |
0 |
T6 |
10474 |
10394 |
0 |
0 |
T7 |
22916 |
22862 |
0 |
0 |
T8 |
109355 |
109264 |
0 |
0 |
T9 |
24581 |
24485 |
0 |
0 |
T10 |
10889 |
10792 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
3276405 |
0 |
0 |
T4 |
7275 |
832 |
0 |
0 |
T5 |
46509 |
0 |
0 |
0 |
T6 |
10474 |
0 |
0 |
0 |
T7 |
22916 |
3776 |
0 |
0 |
T8 |
109355 |
832 |
0 |
0 |
T9 |
24581 |
833 |
0 |
0 |
T10 |
10889 |
3770 |
0 |
0 |
T11 |
407531 |
832 |
0 |
0 |
T12 |
253866 |
0 |
0 |
0 |
T13 |
707836 |
832 |
0 |
0 |
T14 |
0 |
3778 |
0 |
0 |
T17 |
0 |
832 |
0 |
0 |
T18 |
0 |
3566 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_tlul2sram_egress.u_sramreqfifo
| Line No. | Total | Covered | Percent |
TOTAL | | 14 | 12 | 85.71 |
ALWAYS | 69 | 4 | 4 | 100.00 |
CONT_ASSIGN | 81 | 1 | 1 | 100.00 |
CONT_ASSIGN | 82 | 1 | 1 | 100.00 |
CONT_ASSIGN | 100 | 1 | 1 | 100.00 |
CONT_ASSIGN | 101 | 1 | 1 | 100.00 |
CONT_ASSIGN | 108 | 1 | 0 | 0.00 |
ALWAYS | 111 | 1 | 1 | 100.00 |
CONT_ASSIGN | 116 | 1 | 1 | 100.00 |
CONT_ASSIGN | 133 | 1 | 0 | 0.00 |
CONT_ASSIGN | 134 | 1 | 1 | 100.00 |
CONT_ASSIGN | 138 | 1 | 1 | 100.00 |
68 always_ff @(posedge clk_i or negedge rst_ni) begin
69 1/1 if (!rst_ni) begin
Tests: T1 T2 T3
70 1/1 under_rst <= 1'b1;
Tests: T1 T2 T3
71 1/1 end else if (under_rst) begin
Tests: T1 T2 T3
72 1/1 under_rst <= ~under_rst;
Tests: T1 T2 T3
73 end
MISSING_ELSE
74 end
75
76 logic empty;
77
78 // full and not ready for write are two different concepts.
79 // The latter can be '0' when under reset, while the former is an indication that no more
80 // entries can be written.
81 1/1 assign wready_o = ~full_o & ~under_rst;
Tests: T1 T2 T3
82 1/1 assign rvalid_o = ~empty & ~under_rst;
Tests: T1 T2 T3
83
84 prim_fifo_sync_cnt #(
85 .Depth(Depth),
86 .Secure(Secure)
87 ) u_fifo_cnt (
88 .clk_i,
89 .rst_ni,
90 .clr_i,
91 .incr_wptr_i(fifo_incr_wptr),
92 .incr_rptr_i(fifo_incr_rptr),
93 .wptr_o(fifo_wptr),
94 .rptr_o(fifo_rptr),
95 .full_o,
96 .empty_o(fifo_empty),
97 .depth_o,
98 .err_o
99 );
100 1/1 assign fifo_incr_wptr = wvalid_i & wready_o & ~under_rst;
Tests: T1 T2 T3
101 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 0/1 ==> assign storage_rdata = storage[0];
109
110 always_ff @(posedge clk_i)
111 1/1 if (fifo_incr_wptr) begin
Tests: T1 T2 T3
112 excluded storage[0] <= wdata_i;
Exclude Annotation: VC_COV_UNR
113 end
MISSING_ELSE
114
115 logic unused_ptrs;
116 1/1 assign unused_ptrs = ^{fifo_wptr, fifo_rptr};
Tests: T1 T2 T3
117
118 // fifo with more than one storage element
119 end else begin : gen_depth_gt1
120 assign storage_rdata = storage[fifo_rptr];
121
122 always_ff @(posedge clk_i)
123 if (fifo_incr_wptr) begin
124 storage[fifo_wptr] <= wdata_i;
125 end
126 end
127
128 logic [Width-1:0] rdata_int;
129 if (Pass == 1'b1) begin : gen_pass
130 assign rdata_int = (fifo_empty && wvalid_i) ? wdata_i : storage_rdata;
131 assign empty = fifo_empty & ~wvalid_i;
132 end else begin : gen_nopass
133 0/1 ==> assign rdata_int = storage_rdata;
134 1/1 assign empty = fifo_empty;
Tests: T1 T2 T3
135 end
136
137 if (OutputZeroIfEmpty == 1'b1) begin : gen_output_zero
138 1/1 assign rdata_o = empty ? Width'(0) : rdata_int;
Tests: T1 T2 T3
Cond Coverage for Instance : tb.dut.u_tlul2sram_egress.u_sramreqfifo
| Total | Covered | Percent |
Conditions | 5 | 5 | 100.00 |
Logical | 5 | 5 | 100.00 |
Non-Logical | 0 | 0 | |
Event | 0 | 0 | |
LINE 81
EXPRESSION (((~full_o)) & ((~gen_normal_fifo.under_rst)))
-----1----- ---------------2--------------
-1- | -2- | Status | Tests | Exclude Annotation |
0 | 1 | Excluded | |
VC_COV_UNR |
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 | Exclude Annotation |
0 | 1 | Covered | T1,T2,T3 |
1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | Excluded | |
VC_COV_UNR |
LINE 100
EXPRESSION (wvalid_i & wready_o & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Covered | T1,T2,T3 |
1 | 0 | 1 | Excluded | |
VC_COV_UNR |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Excluded | |
VC_COV_UNR |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests | Exclude Annotation |
0 | 1 | 1 | Excluded | |
VC_COV_UNR |
1 | 0 | 1 | Excluded | |
VC_COV_UNR |
1 | 1 | 0 | Excluded | |
VC_COV_UNR |
1 | 1 | 1 | Excluded | |
VC_COV_UNR |
LINE 138
EXPRESSION (gen_normal_fifo.empty ? (5'(0)) : gen_normal_fifo.rdata_int)
----------1----------
-1- | Status | Tests | Exclude Annotation |
0 | Excluded | |
VC_COV_UNR |
1 | Covered | T1,T2,T3 |
Branch Coverage for Instance : tb.dut.u_tlul2sram_egress.u_sramreqfifo
| Line No. | Total | Covered | Percent |
Branches |
|
6 |
5 |
83.33 |
TERNARY |
138 |
1 |
1 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
123 |
2 |
1 |
50.00 |
138 assign rdata_o = empty ? Width'(0) : rdata_int;
-1-
==>
==> (Excluded)
Branches:
-1- | Status | Tests | Exclude Annotation |
1 |
Covered |
T1,T2,T3 |
|
0 |
Excluded |
|
VC_COV_UNR |
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 |
Not Covered |
|
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.u_tlul2sram_egress.u_sramreqfifo
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
0 |
0 |
0 |
DataKnown_AKnownEnable
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
452936842 |
0 |
0 |
T1 |
1098 |
1022 |
0 |
0 |
T2 |
718 |
619 |
0 |
0 |
T3 |
2934 |
2843 |
0 |
0 |
T4 |
7275 |
7211 |
0 |
0 |
T5 |
46509 |
46422 |
0 |
0 |
T6 |
10474 |
10394 |
0 |
0 |
T7 |
22916 |
22862 |
0 |
0 |
T8 |
109355 |
109264 |
0 |
0 |
T9 |
24581 |
24485 |
0 |
0 |
T10 |
10889 |
10792 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
452936842 |
0 |
0 |
T1 |
1098 |
1022 |
0 |
0 |
T2 |
718 |
619 |
0 |
0 |
T3 |
2934 |
2843 |
0 |
0 |
T4 |
7275 |
7211 |
0 |
0 |
T5 |
46509 |
46422 |
0 |
0 |
T6 |
10474 |
10394 |
0 |
0 |
T7 |
22916 |
22862 |
0 |
0 |
T8 |
109355 |
109264 |
0 |
0 |
T9 |
24581 |
24485 |
0 |
0 |
T10 |
10889 |
10792 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
452936842 |
0 |
0 |
T1 |
1098 |
1022 |
0 |
0 |
T2 |
718 |
619 |
0 |
0 |
T3 |
2934 |
2843 |
0 |
0 |
T4 |
7275 |
7211 |
0 |
0 |
T5 |
46509 |
46422 |
0 |
0 |
T6 |
10474 |
10394 |
0 |
0 |
T7 |
22916 |
22862 |
0 |
0 |
T8 |
109355 |
109264 |
0 |
0 |
T9 |
24581 |
24485 |
0 |
0 |
T10 |
10889 |
10792 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
452936842 |
0 |
0 |
T1 |
1098 |
1022 |
0 |
0 |
T2 |
718 |
619 |
0 |
0 |
T3 |
2934 |
2843 |
0 |
0 |
T4 |
7275 |
7211 |
0 |
0 |
T5 |
46509 |
46422 |
0 |
0 |
T6 |
10474 |
10394 |
0 |
0 |
T7 |
22916 |
22862 |
0 |
0 |
T8 |
109355 |
109264 |
0 |
0 |
T9 |
24581 |
24485 |
0 |
0 |
T10 |
10889 |
10792 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
453023332 |
0 |
0 |
0 |