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 | 133 | 1 | 1 | 100.00 |
CONT_ASSIGN | 134 | 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: 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: T10 T6 T11
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: T10 T6 T11
134 1/1 assign empty = fifo_empty;
Tests: T1 T2 T3
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: T10 T6 T11
Cond Coverage for Module :
prim_fifo_sync
| Total | Covered | Percent |
Conditions | 14 | 11 | 78.57 |
Logical | 14 | 11 | 78.57 |
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 | T11,T12,T18 |
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 | T10,T6,T11 |
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 | Covered | T28,T94 |
1 | 1 | 0 | Not Covered | |
1 | 1 | 1 | Covered | T10,T6,T11 |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests |
0 | 1 | 1 | Covered | T31,T32,T33 |
1 | 0 | 1 | Covered | T10,T6,T11 |
1 | 1 | 0 | Not Covered | |
1 | 1 | 1 | Covered | T10,T11,T12 |
Branch Coverage for Module :
prim_fifo_sync
| Line No. | Total | Covered | Percent |
Branches |
|
5 |
5 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
123 |
2 |
2 |
100.00 |
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 |
T10,T6,T11 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Module :
prim_fifo_sync
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
20214968 |
601010 |
0 |
0 |
T5 |
21510 |
0 |
0 |
0 |
T6 |
204 |
0 |
0 |
0 |
T7 |
0 |
400 |
0 |
0 |
T8 |
0 |
97 |
0 |
0 |
T10 |
4776 |
630 |
0 |
0 |
T11 |
2804 |
2024 |
0 |
0 |
T12 |
0 |
1393 |
0 |
0 |
T18 |
0 |
6329 |
0 |
0 |
T20 |
0 |
3995 |
0 |
0 |
T23 |
2236 |
0 |
0 |
0 |
T24 |
1996 |
0 |
0 |
0 |
T25 |
0 |
441 |
0 |
0 |
T26 |
3734 |
0 |
0 |
0 |
T27 |
450 |
0 |
0 |
0 |
T38 |
0 |
1483 |
0 |
0 |
T43 |
0 |
9275 |
0 |
0 |
T57 |
2878 |
0 |
0 |
0 |
T69 |
2474 |
0 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
20903734 |
20555942 |
0 |
0 |
T1 |
2438 |
2286 |
0 |
0 |
T2 |
2896 |
2764 |
0 |
0 |
T3 |
3964 |
3810 |
0 |
0 |
T4 |
1342 |
1024 |
0 |
0 |
T5 |
21510 |
20834 |
0 |
0 |
T6 |
3568 |
3304 |
0 |
0 |
T10 |
4776 |
4672 |
0 |
0 |
T11 |
2804 |
2664 |
0 |
0 |
T23 |
2236 |
2084 |
0 |
0 |
T24 |
1996 |
1838 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
20903734 |
20555942 |
0 |
0 |
T1 |
2438 |
2286 |
0 |
0 |
T2 |
2896 |
2764 |
0 |
0 |
T3 |
3964 |
3810 |
0 |
0 |
T4 |
1342 |
1024 |
0 |
0 |
T5 |
21510 |
20834 |
0 |
0 |
T6 |
3568 |
3304 |
0 |
0 |
T10 |
4776 |
4672 |
0 |
0 |
T11 |
2804 |
2664 |
0 |
0 |
T23 |
2236 |
2084 |
0 |
0 |
T24 |
1996 |
1838 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
20903734 |
20555942 |
0 |
0 |
T1 |
2438 |
2286 |
0 |
0 |
T2 |
2896 |
2764 |
0 |
0 |
T3 |
3964 |
3810 |
0 |
0 |
T4 |
1342 |
1024 |
0 |
0 |
T5 |
21510 |
20834 |
0 |
0 |
T6 |
3568 |
3304 |
0 |
0 |
T10 |
4776 |
4672 |
0 |
0 |
T11 |
2804 |
2664 |
0 |
0 |
T23 |
2236 |
2084 |
0 |
0 |
T24 |
1996 |
1838 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
20563788 |
700792 |
0 |
0 |
T5 |
21510 |
0 |
0 |
0 |
T6 |
3568 |
2316 |
0 |
0 |
T7 |
0 |
2209 |
0 |
0 |
T10 |
4776 |
630 |
0 |
0 |
T11 |
2804 |
2024 |
0 |
0 |
T12 |
0 |
1393 |
0 |
0 |
T18 |
0 |
6329 |
0 |
0 |
T23 |
2236 |
0 |
0 |
0 |
T24 |
1996 |
0 |
0 |
0 |
T25 |
0 |
441 |
0 |
0 |
T26 |
3734 |
0 |
0 |
0 |
T27 |
1560 |
0 |
0 |
0 |
T38 |
0 |
1483 |
0 |
0 |
T43 |
0 |
9275 |
0 |
0 |
T57 |
2878 |
0 |
0 |
0 |
T62 |
0 |
2318 |
0 |
0 |
T69 |
2474 |
0 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_edn_core.u_prim_fifo_sync_rescmd
| 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 | 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: 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: T10 T6 T11
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: T10 T6 T11
134 1/1 assign empty = fifo_empty;
Tests: T1 T2 T3
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: T10 T6 T11
Cond Coverage for Instance : tb.dut.u_edn_core.u_prim_fifo_sync_rescmd
| Total | Covered | Percent |
Conditions | 14 | 11 | 78.57 |
Logical | 14 | 11 | 78.57 |
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 | T17,T21,T60 |
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 | T10,T6,T11 |
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 | Covered | T94 |
1 | 1 | 0 | Not Covered | |
1 | 1 | 1 | Covered | T10,T6,T11 |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests |
0 | 1 | 1 | Covered | T31,T33,T95 |
1 | 0 | 1 | Covered | T10,T6,T11 |
1 | 1 | 0 | Not Covered | |
1 | 1 | 1 | Covered | T10,T11,T12 |
Branch Coverage for Instance : tb.dut.u_edn_core.u_prim_fifo_sync_rescmd
| Line No. | Total | Covered | Percent |
Branches |
|
5 |
5 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
123 |
2 |
2 |
100.00 |
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 |
T10,T6,T11 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.u_edn_core.u_prim_fifo_sync_rescmd
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10107484 |
294946 |
0 |
0 |
T5 |
10755 |
0 |
0 |
0 |
T6 |
102 |
0 |
0 |
0 |
T7 |
0 |
194 |
0 |
0 |
T8 |
0 |
41 |
0 |
0 |
T10 |
2388 |
318 |
0 |
0 |
T11 |
1402 |
1007 |
0 |
0 |
T12 |
0 |
672 |
0 |
0 |
T18 |
0 |
3041 |
0 |
0 |
T20 |
0 |
1946 |
0 |
0 |
T23 |
1118 |
0 |
0 |
0 |
T24 |
998 |
0 |
0 |
0 |
T25 |
0 |
225 |
0 |
0 |
T26 |
1867 |
0 |
0 |
0 |
T27 |
225 |
0 |
0 |
0 |
T38 |
0 |
722 |
0 |
0 |
T43 |
0 |
4576 |
0 |
0 |
T57 |
1439 |
0 |
0 |
0 |
T69 |
1237 |
0 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10451867 |
10277971 |
0 |
0 |
T1 |
1219 |
1143 |
0 |
0 |
T2 |
1448 |
1382 |
0 |
0 |
T3 |
1982 |
1905 |
0 |
0 |
T4 |
671 |
512 |
0 |
0 |
T5 |
10755 |
10417 |
0 |
0 |
T6 |
1784 |
1652 |
0 |
0 |
T10 |
2388 |
2336 |
0 |
0 |
T11 |
1402 |
1332 |
0 |
0 |
T23 |
1118 |
1042 |
0 |
0 |
T24 |
998 |
919 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10451867 |
10277971 |
0 |
0 |
T1 |
1219 |
1143 |
0 |
0 |
T2 |
1448 |
1382 |
0 |
0 |
T3 |
1982 |
1905 |
0 |
0 |
T4 |
671 |
512 |
0 |
0 |
T5 |
10755 |
10417 |
0 |
0 |
T6 |
1784 |
1652 |
0 |
0 |
T10 |
2388 |
2336 |
0 |
0 |
T11 |
1402 |
1332 |
0 |
0 |
T23 |
1118 |
1042 |
0 |
0 |
T24 |
998 |
919 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10451867 |
10277971 |
0 |
0 |
T1 |
1219 |
1143 |
0 |
0 |
T2 |
1448 |
1382 |
0 |
0 |
T3 |
1982 |
1905 |
0 |
0 |
T4 |
671 |
512 |
0 |
0 |
T5 |
10755 |
10417 |
0 |
0 |
T6 |
1784 |
1652 |
0 |
0 |
T10 |
2388 |
2336 |
0 |
0 |
T11 |
1402 |
1332 |
0 |
0 |
T23 |
1118 |
1042 |
0 |
0 |
T24 |
998 |
919 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10281894 |
344718 |
0 |
0 |
T5 |
10755 |
0 |
0 |
0 |
T6 |
1784 |
1162 |
0 |
0 |
T7 |
0 |
1077 |
0 |
0 |
T10 |
2388 |
318 |
0 |
0 |
T11 |
1402 |
1007 |
0 |
0 |
T12 |
0 |
672 |
0 |
0 |
T18 |
0 |
3041 |
0 |
0 |
T23 |
1118 |
0 |
0 |
0 |
T24 |
998 |
0 |
0 |
0 |
T25 |
0 |
225 |
0 |
0 |
T26 |
1867 |
0 |
0 |
0 |
T27 |
780 |
0 |
0 |
0 |
T38 |
0 |
722 |
0 |
0 |
T43 |
0 |
4576 |
0 |
0 |
T57 |
1439 |
0 |
0 |
0 |
T62 |
0 |
1165 |
0 |
0 |
T69 |
1237 |
0 |
0 |
0 |
Line Coverage for Instance : tb.dut.u_edn_core.u_prim_fifo_sync_gencmd
| 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 | 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: 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: T10 T6 T11
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: T10 T6 T11
134 1/1 assign empty = fifo_empty;
Tests: T1 T2 T3
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: T10 T6 T11
Cond Coverage for Instance : tb.dut.u_edn_core.u_prim_fifo_sync_gencmd
| Total | Covered | Percent |
Conditions | 14 | 11 | 78.57 |
Logical | 14 | 11 | 78.57 |
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 | T11,T12,T18 |
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 | T10,T6,T11 |
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 | Covered | T28 |
1 | 1 | 0 | Not Covered | |
1 | 1 | 1 | Covered | T10,T6,T11 |
LINE 101
EXPRESSION (rvalid_o & rready_i & ((~gen_normal_fifo.under_rst)))
----1--- ----2--- ---------------3--------------
-1- | -2- | -3- | Status | Tests |
0 | 1 | 1 | Covered | T32,T96 |
1 | 0 | 1 | Covered | T10,T6,T11 |
1 | 1 | 0 | Not Covered | |
1 | 1 | 1 | Covered | T10,T11,T12 |
Branch Coverage for Instance : tb.dut.u_edn_core.u_prim_fifo_sync_gencmd
| Line No. | Total | Covered | Percent |
Branches |
|
5 |
5 |
100.00 |
IF |
69 |
3 |
3 |
100.00 |
IF |
123 |
2 |
2 |
100.00 |
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 |
T10,T6,T11 |
0 |
Covered |
T1,T2,T3 |
Assert Coverage for Instance : tb.dut.u_edn_core.u_prim_fifo_sync_gencmd
Assertion Details
DataKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10107484 |
306064 |
0 |
0 |
T5 |
10755 |
0 |
0 |
0 |
T6 |
102 |
0 |
0 |
0 |
T7 |
0 |
206 |
0 |
0 |
T8 |
0 |
56 |
0 |
0 |
T10 |
2388 |
312 |
0 |
0 |
T11 |
1402 |
1017 |
0 |
0 |
T12 |
0 |
721 |
0 |
0 |
T18 |
0 |
3288 |
0 |
0 |
T20 |
0 |
2049 |
0 |
0 |
T23 |
1118 |
0 |
0 |
0 |
T24 |
998 |
0 |
0 |
0 |
T25 |
0 |
216 |
0 |
0 |
T26 |
1867 |
0 |
0 |
0 |
T27 |
225 |
0 |
0 |
0 |
T38 |
0 |
761 |
0 |
0 |
T43 |
0 |
4699 |
0 |
0 |
T57 |
1439 |
0 |
0 |
0 |
T69 |
1237 |
0 |
0 |
0 |
DepthKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10451867 |
10277971 |
0 |
0 |
T1 |
1219 |
1143 |
0 |
0 |
T2 |
1448 |
1382 |
0 |
0 |
T3 |
1982 |
1905 |
0 |
0 |
T4 |
671 |
512 |
0 |
0 |
T5 |
10755 |
10417 |
0 |
0 |
T6 |
1784 |
1652 |
0 |
0 |
T10 |
2388 |
2336 |
0 |
0 |
T11 |
1402 |
1332 |
0 |
0 |
T23 |
1118 |
1042 |
0 |
0 |
T24 |
998 |
919 |
0 |
0 |
RvalidKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10451867 |
10277971 |
0 |
0 |
T1 |
1219 |
1143 |
0 |
0 |
T2 |
1448 |
1382 |
0 |
0 |
T3 |
1982 |
1905 |
0 |
0 |
T4 |
671 |
512 |
0 |
0 |
T5 |
10755 |
10417 |
0 |
0 |
T6 |
1784 |
1652 |
0 |
0 |
T10 |
2388 |
2336 |
0 |
0 |
T11 |
1402 |
1332 |
0 |
0 |
T23 |
1118 |
1042 |
0 |
0 |
T24 |
998 |
919 |
0 |
0 |
WreadyKnown_A
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10451867 |
10277971 |
0 |
0 |
T1 |
1219 |
1143 |
0 |
0 |
T2 |
1448 |
1382 |
0 |
0 |
T3 |
1982 |
1905 |
0 |
0 |
T4 |
671 |
512 |
0 |
0 |
T5 |
10755 |
10417 |
0 |
0 |
T6 |
1784 |
1652 |
0 |
0 |
T10 |
2388 |
2336 |
0 |
0 |
T11 |
1402 |
1332 |
0 |
0 |
T23 |
1118 |
1042 |
0 |
0 |
T24 |
998 |
919 |
0 |
0 |
gen_normal_fifo.depthShallNotExceedParamDepth
Name | Attempts | Real Successes | Failures | Incomplete |
Total |
10281894 |
356074 |
0 |
0 |
T5 |
10755 |
0 |
0 |
0 |
T6 |
1784 |
1154 |
0 |
0 |
T7 |
0 |
1132 |
0 |
0 |
T10 |
2388 |
312 |
0 |
0 |
T11 |
1402 |
1017 |
0 |
0 |
T12 |
0 |
721 |
0 |
0 |
T18 |
0 |
3288 |
0 |
0 |
T23 |
1118 |
0 |
0 |
0 |
T24 |
998 |
0 |
0 |
0 |
T25 |
0 |
216 |
0 |
0 |
T26 |
1867 |
0 |
0 |
0 |
T27 |
780 |
0 |
0 |
0 |
T38 |
0 |
761 |
0 |
0 |
T43 |
0 |
4699 |
0 |
0 |
T57 |
1439 |
0 |
0 |
0 |
T62 |
0 |
1153 |
0 |
0 |
T69 |
1237 |
0 |
0 |
0 |