Unified Coverage Report :: Module :: keccak_round

Module : keccak_round

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
91.32	92.94	100.00		73.33	90.32	100.00

Source File(s) :
/workspace/default/sim-vcs/../src/lowrisc_ip_sha3_0.1/rtl/keccak_round.sv

Module self-instances :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
tb.dut.u_sha3.u_keccak	91.32	92.94	100.00		73.33	90.32	100.00

---

Module Instance : tb.dut.u_sha3.u_keccak

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
91.32	92.94	100.00		73.33	90.32	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
94.72	98.81	98.84	100.00	73.33	97.36	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
94.09	97.30	81.25		100.00	91.89	100.00	u_sha3

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
u_keccak_p	99.30	100.00	98.75			98.45	100.00
u_prim_sec_anchor_buf	100.00	100.00
u_round_count	100.00			100.00
u_state_regs	100.00	100.00				100.00	100.00

---

Since this is the module's only instance, the coverage report is the same as for the module.

Line Coverage for Module : keccak_round

	Line No.	Total	Covered	Percent
TOTAL		85	79	92.94
CONT_ASSIGN	134	0	0
ALWAYS	137	3	3	100.00
ALWAYS	143	56	51	91.07
CONT_ASSIGN	309	1	1	100.00
ALWAYS	327	6	6	100.00
CONT_ASSIGN	336	1	1	100.00
ALWAYS	344	7	7	100.00
ALWAYS	366	4	3	75.00
CONT_ASSIGN	377	1	1	100.00
CONT_ASSIGN	401	1	1	100.00
CONT_ASSIGN	403	1	1	100.00
CONT_ASSIGN	404	1	1	100.00
ALWAYS	428	3	3	100.00

WARNING: The source file '/workspace/default/sim-vcs/../src/lowrisc_ip_sha3_0.1/rtl/keccak_round.sv' or '../src/lowrisc_ip_sha3_0.1/rtl/keccak_round.sv' was not found, so annotated line coverage report could not be generated.

Line No.	Covered	Statements
134		unreachable
137	3	3
143	1	1
145	1	1
146	1	1
147	1	1
149	1	1
150	1	1
152	1	1
154	1	1
155	1	1
157	1	1
159	1	1
161	1	1
163	1	1
165	1	1
167	1	1
168	1	1
169	1	1
174	1	1
176	1	1
177	1	1
179	1	1
180	1	1
182		unreachable
184	1	1
190	0	1
192	0	1
193		unreachable
195		unreachable
196		unreachable
198	0	1
200	0	1
206	1	1
207	1	1
216	1	1
217	1	1
218	1	1
220	1	1
226	1	1
227	1	1
230	1	1
233	1	1
239	1	1
246	1	1
247	1	1
250	1	1
253	1	1
255	1	1
257	1	1
258	1	1
264	1	1
265	1	1
268	1	1
270	1	1
271		unreachable
273		unreachable
274		unreachable
276	1	1
278	1	1
283	0	1
288	1	1
289	1	1
301	1	1
302	1	1
			MISSING_ELSE
309	1	1
327	1	1
328	1	1
329	1	1
330	1	1
331	1	1
332	1	1
			MISSING_ELSE
336	1	1
344	1	1
345	1	1
346	1	1
347	1	1
351	1	1
352	1	1
355	1	1
			MISSING_ELSE
366	1	1
368	1	1
370	1	1
372	0	1
			MISSING_ELSE
			MISSING_ELSE
377	1	1
401	1	1
403	1	1
404	1	1
428	1	1
429	1	1
431	1	1

---

Cond Coverage for Module : keccak_round

	Total	Covered	Percent
Conditions	12	12	100.00
Logical	12	12	100.00
Non-Logical	0	0
Event	0	0

 LINE       134
 EXPRESSION (int'(round) == (MaxRound - 1))
            ---------------1---------------

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

 LINE       177
 EXPRESSION (EnMasking && run_i)
             ----1----    --2--

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

 LINE       216
 EXPRESSION (rand_early_i || rand_valid_i)
             ------1-----    ------2-----

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

 LINE       309
 EXPRESSION ((keccak_st == KeccakStIdle) ? 1'b1 : 1'b0)
             -------------1-------------

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

 LINE       309
 SUB-EXPRESSION (keccak_st == KeccakStIdle)
                -------------1-------------

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

 LINE       351
 EXPRESSION (addr_i == i[(DInAddr - 1):0])
            ---------------1--------------

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

---

FSM Coverage for Module : keccak_round

Summary for FSM :: keccak_st

	Total	Covered	Percent
States	8	6	75.00	(Not included in score)
Transitions	15	11	73.33
Sequences	0	0

State, Transition and Sequence Details for FSM :: keccak_st

---

states	Line No.	Covered	Tests
KeccakStActive	182	Not Covered
KeccakStError	283	Not Covered
KeccakStIdle	165	Covered	T1,T2,T3
KeccakStPhase1	179	Covered	T1,T3,T7
KeccakStPhase2Cycle1	217	Covered	T1,T3,T7
KeccakStPhase2Cycle2	233	Covered	T1,T3,T7
KeccakStPhase2Cycle3	255	Covered	T1,T3,T7
KeccakStTerminalError	302	Covered	T10,T11,T12

transitions	Line No.	Covered	Tests
KeccakStActive->KeccakStIdle	193	Not Covered
KeccakStActive->KeccakStTerminalError	302	Not Covered
KeccakStError->KeccakStTerminalError	302	Not Covered
KeccakStIdle->KeccakStActive	182	Not Covered
KeccakStIdle->KeccakStPhase1	179	Covered	T1,T3,T7
KeccakStIdle->KeccakStTerminalError	302	Covered	T12,T13,T14
KeccakStPhase1->KeccakStPhase2Cycle1	217	Covered	T1,T3,T7
KeccakStPhase1->KeccakStTerminalError	302	Covered	T11,T15,T16
KeccakStPhase2Cycle1->KeccakStPhase2Cycle2	233	Covered	T1,T3,T7
KeccakStPhase2Cycle1->KeccakStTerminalError	302	Covered	T10,T17,T18
KeccakStPhase2Cycle2->KeccakStPhase2Cycle3	255	Covered	T1,T3,T7
KeccakStPhase2Cycle2->KeccakStTerminalError	302	Covered	T19,T20,T21
KeccakStPhase2Cycle3->KeccakStIdle	271	Covered	T1,T3,T7
KeccakStPhase2Cycle3->KeccakStPhase1	276	Covered	T1,T3,T7
KeccakStPhase2Cycle3->KeccakStTerminalError	302	Covered	T22,T23,T24

---

Branch Coverage for Module : keccak_round

	Line No.	Total	Covered	Percent
Branches		31	28	90.32
TERNARY	309	2	2	100.00
IF	137	2	2	100.00
CASE	161	14	12	85.71
IF	301	2	2	100.00
IF	327	4	4	100.00
IF	345	2	2	100.00
IF	368	3	2	66.67
IF	428	2	2	100.00

WARNING: The source file /workspace/default/sim-vcs/../src/lowrisc_ip_sha3_0.1/rtl/keccak_round.sv' or '../src/lowrisc_ip_sha3_0.1/rtl/keccak_round.sv was not found/opened, so annotated branch coverage report could not be generated.

	LineNo.	Expression
-1-:	309	((keccak_st == KeccakStIdle)) ? 

Branches:

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

	LineNo.	Expression
-1-:	137	if ((!rst_ni))

Branches:

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

	LineNo.	Expression
-1-:	161	case (keccak_st)
-2-:	163	if (valid_i)
-3-:	169	if (prim_mubi_pkg::mubi4_test_true_strict(clear_i))
-4-:	177	if ((EnMasking && run_i))
-5-:	180	if (((!EnMasking) && run_i))
-6-:	192	if (rnd_eq_end)
-7-:	216	if ((rand_early_i || rand_valid_i))
-8-:	246	if (rand_valid_i)
-9-:	270	if (rnd_eq_end)

Branches:

-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	Status	Tests
KeccakStIdle	1	-	-	-	-	-	-	-	Covered	T1,T3,T7
KeccakStIdle	0	1	-	-	-	-	-	-	Covered	T1,T3,T7
KeccakStIdle	0	0	1	-	-	-	-	-	Covered	T1,T3,T7
KeccakStIdle	0	0	0	1	-	-	-	-	Unreachable
KeccakStIdle	0	0	0	0	-	-	-	-	Covered	T1,T2,T3
KeccakStActive	-	-	-	-	1	-	-	-	Unreachable
KeccakStActive	-	-	-	-	0	-	-	-	Not Covered
KeccakStPhase1	-	-	-	-	-	1	-	-	Covered	T1,T3,T7
KeccakStPhase1	-	-	-	-	-	0	-	-	Covered	T1,T8,T9
KeccakStPhase2Cycle1	-	-	-	-	-	-	-	-	Covered	T1,T3,T7
KeccakStPhase2Cycle2	-	-	-	-	-	-	1	-	Covered	T1,T3,T7
KeccakStPhase2Cycle2	-	-	-	-	-	-	0	-	Covered	T25,T26,T27
KeccakStPhase2Cycle3	-	-	-	-	-	-	-	1	Unreachable	T1,T3,T7
KeccakStPhase2Cycle3	-	-	-	-	-	-	-	0	Covered	T1,T3,T7
KeccakStError	-	-	-	-	-	-	-	-	Not Covered
KeccakStTerminalError	-	-	-	-	-	-	-	-	Covered	T10,T11,T12
default	-	-	-	-	-	-	-	-	Covered	T4,T5,T6

	LineNo.	Expression
-1-:	301	if (lc_ctrl_pkg::lc_tx_test_true_loose(lc_escalate_en_i))

Branches:

-1-	Status	Tests
1	Covered	T10,T11,T12
0	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	327	if ((!rst_n))
-2-:	329	if (rst_storage)
-3-:	331	if (update_storage)

Branches:

-1-	-2-	-3-	Status	Tests
1	-	-	Covered	T1,T2,T3
0	1	-	Covered	T1,T3,T7
0	0	1	Covered	T1,T3,T7
0	0	0	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	345	if (xor_message)

Branches:

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

	LineNo.	Expression
-1-:	368	if (rst_storage)
-2-:	370	if (((keccak_st != KeccakStIdle) || prim_mubi_pkg::mubi4_test_false_loose(clear_i)))

Branches:

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

	LineNo.	Expression
-1-:	428	if ((!rst_ni))

Branches:

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

---

Assert Coverage for Module : keccak_round

	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
ClearAssertStIdle_A	2147483647	345950	0	0
OneHot0ValidAndRun_A	2147483647	2147483647	0	0
ValidRunAssertStIdle_A	2147483647	56910716	0	0
WidthDivisableByDInWidth_A	1031	1031	0	0
gen_mask_st_chk.EnMaskingValidStates_A	2147483647	2147483647	0	0
u_state_regs_A	2147483647	2147483647	0	0

ClearAssertStIdle_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	345950	0	0
T1	221058	388	0	0
T2	1643	0	0	0
T3	204359	140	0	0
T7	17192	9	0	0
T8	0	310	0	0
T28	716567	160	0	0
T29	433507	146	0	0
T30	18115	9	0	0
T31	40615	9	0	0
T32	307406	97	0	0
T33	0	310	0	0
T34	111861	0	0	0

OneHot0ValidAndRun_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	2147483647	0	0
T1	221058	220983	0	0
T2	1643	1583	0	0
T3	204359	204352	0	0
T7	17192	17101	0	0
T28	716567	716559	0	0
T29	433507	433422	0	0
T30	18115	18026	0	0
T31	40615	40552	0	0
T32	307406	307340	0	0
T34	111861	111793	0	0

ValidRunAssertStIdle_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	56910716	0	0
T1	221058	115234	0	0
T2	1643	0	0	0
T3	204359	107711	0	0
T7	17192	638	0	0
T8	0	76468	0	0
T28	716567	118438	0	0
T29	433507	15720	0	0
T30	18115	638	0	0
T31	40615	638	0	0
T32	307406	10371	0	0
T33	0	76468	0	0
T34	111861	0	0	0

WidthDivisableByDInWidth_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	1031	1031	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T28	1	1	0	0
T29	1	1	0	0
T30	1	1	0	0
T31	1	1	0	0
T32	1	1	0	0
T34	1	1	0	0

gen_mask_st_chk.EnMaskingValidStates_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	2147483647	0	0
T1	221058	220983	0	0
T2	1643	1583	0	0
T3	204359	204352	0	0
T7	17192	17101	0	0
T28	716567	716559	0	0
T29	433507	433422	0	0
T30	18115	18026	0	0
T31	40615	40552	0	0
T32	307406	307340	0	0
T34	111861	111793	0	0

u_state_regs_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	2147483647	2147483647	0	0
T1	221058	220983	0	0
T2	1643	1583	0	0
T3	204359	204352	0	0
T7	17192	17101	0	0
T28	716567	716559	0	0
T29	433507	433422	0	0
T30	18115	18026	0	0
T31	40615	40552	0	0
T32	307406	307340	0	0
T34	111861	111793	0	0