Unified Coverage Report :: Module :: kmac_errchk

Module : kmac_errchk

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
93.84	94.59	94.59		86.67	93.33	100.00

Source File(s) :
/workspace/default/sim-vcs/../src/lowrisc_ip_kmac_0.1/rtl/kmac_errchk.sv

Module self-instances :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
tb.dut.u_errchk	93.84	94.59	94.59		86.67	93.33	100.00

---

Module Instance : tb.dut.u_errchk

Instance :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
93.84	94.59	94.59		86.67	93.33	100.00

Instance's subtree :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
94.00	95.18	94.59		86.67	93.55	100.00

Parent :

SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT	NAME
98.76	98.75	96.74	100.00	100.00	97.06	100.00	dut

Subtrees :

NAME	SCORE	LINE	COND	TOGGLE	FSM	BRANCH	ASSERT
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 : kmac_errchk

	Line No.	Total	Covered	Percent
TOTAL		74	70	94.59
ALWAYS	187	15	13	86.67
CONT_ASSIGN	236	1	1	100.00
ALWAYS	244	4	4	100.00
ALWAYS	250	4	4	100.00
ALWAYS	266	4	4	100.00
ALWAYS	278	6	6	100.00
ALWAYS	286	4	3	75.00
ALWAYS	309	6	6	100.00
ALWAYS	322	6	5	83.33
CONT_ASSIGN	376	1	1	100.00
ALWAYS	391	3	3	100.00
CONT_ASSIGN	399	1	1	100.00
ALWAYS	402	19	19	100.00

WARNING: The source file '/workspace/default/sim-vcs/../src/lowrisc_ip_kmac_0.1/rtl/kmac_errchk.sv' or '../src/lowrisc_ip_kmac_0.1/rtl/kmac_errchk.sv' was not found, so annotated line coverage report could not be generated.

Line No.	Covered	Statements
187	1	1
188	1	1
190	1	1
193	1	1
194	1	1
			MISSING_ELSE
200	1	1
201	1	1
			MISSING_ELSE
206	1	1
207	0	1
			MISSING_ELSE
213	1	1
214	1	1
			MISSING_ELSE
219	1	1
220	0	1
			MISSING_ELSE
225	1	1
226	1	1
236	1	1
244	2	2
245	2	2
			MISSING_ELSE
250	1	1
252	1	1
254	1	1
258	1	1
			MISSING_ELSE
			MISSING_ELSE
266	1	1
268	1	1
269	1	1
270	1	1
			MISSING_ELSE
			MISSING_ELSE
278	2	2
279	2	2
280	1	1
281	1	1
			MISSING_ELSE
286	1	1
288	1	1
289	1	1
290	0	1
			MISSING_ELSE
			MISSING_ELSE
309	1	1
310	1	1
311	1	1
312	1	1
313	1	1
314	1	1
322	1	1
324	1	1
326	1	1
337	1	1
349	1	1
359	0	1
376	1	1
391	3	3
399	1	1
402	1	1
404	1	1
406	1	1
409	1	1
			MISSING_ELSE
414	1	1
415	1	1
			MISSING_ELSE
420	1	1
421	1	1
			MISSING_ELSE
426	1	1
427	1	1
428	1	1
429	1	1
			MISSING_ELSE
434	1	1
435	1	1
			MISSING_ELSE
441	1	1
453	1	1
454	1	1
			MISSING_ELSE
457	1	1
459	1	1
			MISSING_ELSE

---

Cond Coverage for Module : kmac_errchk

	Total	Covered	Percent
Conditions	74	70	94.59
Logical	74	70	94.59
Non-Logical	0	0
Event	0	0

 LINE       206
 EXPRESSION (sw_cmd_i != CmdNone)
            ----------1----------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Not Covered

 LINE       219
 EXPRESSION (sw_cmd_i != CmdNone)
            ----------1----------

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

 LINE       236
 EXPRESSION (err_swsequence || (err_modestrength && ((!cfg_en_unsupported_modestrength_i))) || err_entropy_ready)
             -------1------    ------------------------------2-----------------------------    --------3--------

-1-	-2-	-3-	Status	Tests
0	0	0	Covered	T1,T2,T3
0	0	1	Not Covered
0	1	0	Covered	T36,T22,T23
1	0	0	Covered	T36,T22,T23

 LINE       236
 SUB-EXPRESSION (err_modestrength && ((!cfg_en_unsupported_modestrength_i)))
                 --------1-------    -------------------2------------------

-1-	-2-	Status	Tests
0	1	Covered	T1,T2,T3
1	0	Covered	T36,T22,T23
1	1	Covered	T36,T22,T23

 LINE       252
 EXPRESSION ((st == StIdle) && (st_d == StMsgFeed))
             -------1------    ---------2---------

-1-	-2-	Status	Tests
0	1	Covered	T2,T3,T17
1	0	Covered	T1,T2,T3
1	1	Covered	T2,T3,T17

 LINE       252
 SUB-EXPRESSION (st == StIdle)
                -------1------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Covered	T1,T2,T3

 LINE       252
 SUB-EXPRESSION (st_d == StMsgFeed)
                ---------1---------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T2,T3,T17

 LINE       254
 EXPRESSION 
 Number  Term
      1  (((cfg_mode_i == Sha3) && (cfg_strength_i inside {L224, L256, L384, L512})) || (((cfg_mode_i == Shake) || (cfg_mode_i == CShake)) && (cfg_strength_i inside {L128, L256}))) )

-1-	Status	Tests
0	Covered	T36,T22,T23
1	Covered	T2,T3,T17

 LINE       254
 SUB-EXPRESSION 
 Number  Term
      1  ((cfg_mode_i == Sha3) && (cfg_strength_i inside {L224, L256, L384, L512})) || 
      2  (((cfg_mode_i == Shake) || (cfg_mode_i == CShake)) && (cfg_strength_i inside {L128, L256})))

-1-	-2-	Status	Tests
0	0	Covered	T36,T22,T23
0	1	Covered	T2,T3,T7
1	0	Covered	T17,T33,T14

 LINE       254
 SUB-EXPRESSION ((cfg_mode_i == Sha3) && (cfg_strength_i inside {L224, L256, L384, L512}))
                 ----------1---------    ------------------------2-----------------------

-1-	-2-	Status	Tests
0	1	Covered	T2,T3,T7
1	0	Covered	T36,T22,T23
1	1	Covered	T17,T33,T14

 LINE       254
 SUB-EXPRESSION (cfg_mode_i == Sha3)
                ----------1---------

-1-	Status	Tests
0	Covered	T2,T3,T7
1	Covered	T17,T33,T14

 LINE       254
 SUB-EXPRESSION (((cfg_mode_i == Shake) || (cfg_mode_i == CShake)) && (cfg_strength_i inside {L128, L256}))
                 ------------------------1------------------------    ------------------2-----------------

-1-	-2-	Status	Tests
0	1	Covered	T17,T33,T14
1	0	Covered	T36,T22,T23
1	1	Covered	T2,T3,T7

 LINE       254
 SUB-EXPRESSION ((cfg_mode_i == Shake) || (cfg_mode_i == CShake))
                 ----------1----------    -----------2----------

-1-	-2-	Status	Tests
0	0	Covered	T17,T33,T14
0	1	Covered	T3,T7,T8
1	0	Covered	T2,T3,T7

 LINE       254
 SUB-EXPRESSION (cfg_mode_i == Shake)
                ----------1----------

-1-	Status	Tests
0	Covered	T3,T17,T7
1	Covered	T2,T3,T7

 LINE       254
 SUB-EXPRESSION (cfg_mode_i == CShake)
                -----------1----------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Covered	T3,T7,T8

 LINE       268
 EXPRESSION ((st == StIdle) && (st_d == StMsgFeed) && kmac_en_i)
             -------1------    ---------2---------    ----3----

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T3,T7,T8
1	0	1	Covered	T3,T7,T8
1	1	0	Covered	T2,T3,T17
1	1	1	Covered	T3,T7,T8

 LINE       268
 SUB-EXPRESSION (st == StIdle)
                -------1------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Covered	T1,T2,T3

 LINE       268
 SUB-EXPRESSION (st_d == StMsgFeed)
                ---------1---------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T2,T3,T17

 LINE       269
 EXPRESSION (cfg_prefix_6B_i != kmac_pkg::EncodedStringKMAC)
            ------------------------1-----------------------

-1-	Status	Tests
0	Covered	T3,T7,T8
1	Covered	T36,T22,T23

 LINE       280
 EXPRESSION (entropy_ready_pulse_i && (st == StIdle))
             ----------1----------    -------2------

-1-	-2-	Status	Tests
0	1	Covered	T1,T2,T3
1	0	Not Covered
1	1	Covered	T2,T3,T17

 LINE       280
 SUB-EXPRESSION (st == StIdle)
                -------1------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Covered	T1,T2,T3

 LINE       288
 EXPRESSION ((st == StIdle) && (st_d == StMsgFeed) && kmac_en_i)
             -------1------    ---------2---------    ----3----

-1-	-2-	-3-	Status	Tests
0	1	1	Covered	T3,T7,T8
1	0	1	Covered	T3,T7,T8
1	1	0	Covered	T2,T3,T17
1	1	1	Covered	T3,T7,T8

 LINE       288
 SUB-EXPRESSION (st == StIdle)
                -------1------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Covered	T1,T2,T3

 LINE       288
 SUB-EXPRESSION (st_d == StMsgFeed)
                ---------1---------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T2,T3,T17

 LINE       399
 EXPRESSION (block_swcmd ? st : st_d)
             -----1-----

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T36,T22,T23

 LINE       406
 EXPRESSION (((!app_active_i)) && (sw_cmd_i == CmdStart))
             --------1--------    -----------2----------

-1-	-2-	Status	Tests
0	1	Covered	T22,T23,T24
1	0	Covered	T1,T2,T3
1	1	Covered	T2,T3,T17

 LINE       406
 SUB-EXPRESSION (sw_cmd_i == CmdStart)
                -----------1----------

-1-	Status	Tests
0	Covered	T1,T2,T3
1	Covered	T2,T3,T17

 LINE       414
 EXPRESSION (sw_cmd_i == CmdProcess)
            ------------1-----------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Covered	T2,T3,T17

 LINE       426
 EXPRESSION (sw_cmd_i == CmdManualRun)
            -------------1------------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Covered	T2,T3,T7

 LINE       428
 EXPRESSION (sw_cmd_i == CmdDone)
            ----------1----------

-1-	Status	Tests
0	Covered	T2,T3,T17
1	Covered	T2,T3,T17

---

FSM Coverage for Module : kmac_errchk

Summary for FSM :: st

	Total	Covered	Percent
States	6	6	100.00	(Not included in score)
Transitions	15	13	86.67
Sequences	0	0

State, Transition and Sequence Details for FSM :: st

---

states	Line No.	Covered	Tests
StAbsorbed	421	Covered	T2,T3,T17
StIdle	429	Covered	T1,T2,T3
StMsgFeed	409	Covered	T2,T3,T17
StProcessing	415	Covered	T2,T3,T17
StSqueezing	427	Covered	T2,T3,T7
StTerminalError	454	Covered	T7,T12,T13

transitions	Line No.	Covered	Tests
StAbsorbed->StIdle	429	Covered	T2,T3,T17
StAbsorbed->StSqueezing	427	Covered	T2,T3,T7
StAbsorbed->StTerminalError	454	Covered	T71,T72
StIdle->StMsgFeed	409	Covered	T2,T3,T17
StIdle->StTerminalError	454	Covered	T7,T13,T27
StMsgFeed->StIdle	459	Not Covered
StMsgFeed->StProcessing	415	Covered	T2,T3,T17
StMsgFeed->StTerminalError	454	Covered	T12,T30,T31
StProcessing->StAbsorbed	421	Covered	T2,T3,T17
StProcessing->StIdle	459	Covered	T69,T25,T70
StProcessing->StTerminalError	454	Covered	T45,T73
StSqueezing->StAbsorbed	435	Covered	T2,T3,T7
StSqueezing->StIdle	459	Not Covered
StSqueezing->StTerminalError	454	Covered	T74
StTerminalError->StIdle	459	Covered	T7,T12,T13

---

Branch Coverage for Module : kmac_errchk

	Line No.	Total	Covered	Percent
Branches		60	56	93.33
TERNARY	399	2	2	100.00
CASE	190	12	10	83.33
IF	244	3	3	100.00
IF	252	3	3	100.00
IF	268	3	3	100.00
CASE	309	6	6	100.00
CASE	324	5	4	80.00
IF	391	2	2	100.00
CASE	404	13	13	100.00
IF	453	2	2	100.00
IF	457	2	2	100.00
IF	278	4	4	100.00
IF	288	3	2	66.67

WARNING: The source file /workspace/default/sim-vcs/../src/lowrisc_ip_kmac_0.1/rtl/kmac_errchk.sv' or '../src/lowrisc_ip_kmac_0.1/rtl/kmac_errchk.sv was not found/opened, so annotated branch coverage report could not be generated.

	LineNo.	Expression
-1-:	399	(block_swcmd) ? 

Branches:

-1-	Status	Tests
1	Covered	T36,T22,T23
0	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	190	case (st)
-2-:	193	if ((!(sw_cmd_i inside {CmdNone, CmdStart})))
-3-:	200	if ((!(sw_cmd_i inside {CmdNone, CmdProcess})))
-4-:	206	if ((sw_cmd_i != CmdNone))
-5-:	213	if ((!(sw_cmd_i inside {CmdNone, CmdManualRun, CmdDone})))
-6-:	219	if ((sw_cmd_i != CmdNone))

Branches:

-1-	-2-	-3-	-4-	-5-	-6-	Status	Tests
StIdle	1	-	-	-	-	Covered	T36,T22,T23
StIdle	0	-	-	-	-	Covered	T1,T2,T3
StMsgFeed	-	1	-	-	-	Covered	T36,T22,T23
StMsgFeed	-	0	-	-	-	Covered	T2,T3,T17
StProcessing	-	-	1	-	-	Not Covered
StProcessing	-	-	0	-	-	Covered	T2,T3,T17
StAbsorbed	-	-	-	1	-	Covered	T36,T22,T24
StAbsorbed	-	-	-	0	-	Covered	T2,T3,T17
StSqueezing	-	-	-	-	1	Not Covered
StSqueezing	-	-	-	-	0	Covered	T2,T3,T7
StTerminalError	-	-	-	-	-	Covered	T7,T12,T13
default	-	-	-	-	-	Covered	T28,T29,T32

	LineNo.	Expression
-1-:	244	if ((!rst_ni))
-2-:	245	if ((!block_swcmd))

Branches:

-1-	-2-	Status	Tests
1	-	Covered	T1,T2,T3
0	1	Covered	T1,T2,T3
0	0	Covered	T36,T22,T23

	LineNo.	Expression
-1-:	252	if (((st == StIdle) && (st_d == StMsgFeed)))
-2-:	254	if ((!(((cfg_mode_i == Sha3) && (cfg_strength_i inside {L224, L256, L384, L512})) || (((cfg_mode_i == Shake) || (cfg_mode_i == CShake)) && (cfg_strength_i inside {L128, L256})))))

Branches:

-1-	-2-	Status	Tests
1	1	Covered	T36,T22,T23
1	0	Covered	T2,T3,T17
0	-	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	268	if ((((st == StIdle) && (st_d == StMsgFeed)) && kmac_en_i))
-2-:	269	if ((cfg_prefix_6B_i != kmac_pkg::EncodedStringKMAC))

Branches:

-1-	-2-	Status	Tests
1	1	Covered	T36,T22,T23
1	0	Covered	T3,T7,T8
0	-	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	309	case (st)

Branches:

-1-	Status	Tests
StIdle	Covered	T1,T2,T3
StMsgFeed	Covered	T2,T3,T17
StProcessing	Covered	T2,T3,T17
StAbsorbed	Covered	T2,T3,T17
StSqueezing	Covered	T2,T3,T7
default	Covered	T7,T12,T13

	LineNo.	Expression
-1-:	324	case (1'b1)

Branches:

-1-	Status	Tests
err_swsequence	Covered	T36,T22,T23
err_modestrength	Covered	T36,T22,T23
err_prefix	Covered	T36,T22,T23
err_entropy_ready	Not Covered
default	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	391	if ((!rst_ni))

Branches:

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

	LineNo.	Expression
-1-:	404	case (st)
-2-:	406	if (((!app_active_i) && (sw_cmd_i == CmdStart)))
-3-:	414	if ((sw_cmd_i == CmdProcess))
-4-:	420	if (prim_mubi_pkg::mubi4_test_true_strict(sha3_absorbed_i))
-5-:	426	if ((sw_cmd_i == CmdManualRun))
-6-:	428	if ((sw_cmd_i == CmdDone))
-7-:	434	if (keccak_done_i)

Branches:

-1-	-2-	-3-	-4-	-5-	-6-	-7-	Status	Tests
StIdle	1	-	-	-	-	-	Covered	T2,T3,T17
StIdle	0	-	-	-	-	-	Covered	T1,T2,T3
StMsgFeed	-	1	-	-	-	-	Covered	T2,T3,T17
StMsgFeed	-	0	-	-	-	-	Covered	T2,T3,T17
StProcessing	-	-	1	-	-	-	Covered	T2,T3,T17
StProcessing	-	-	0	-	-	-	Covered	T2,T3,T17
StAbsorbed	-	-	-	1	-	-	Covered	T2,T3,T7
StAbsorbed	-	-	-	0	1	-	Covered	T2,T3,T17
StAbsorbed	-	-	-	0	0	-	Covered	T2,T3,T17
StSqueezing	-	-	-	-	-	1	Covered	T2,T3,T7
StSqueezing	-	-	-	-	-	0	Covered	T2,T3,T7
StTerminalError	-	-	-	-	-	-	Covered	T7,T12,T13
default	-	-	-	-	-	-	Covered	T28,T29,T32

	LineNo.	Expression
-1-:	453	if (lc_ctrl_pkg::lc_tx_test_true_loose(lc_escalate_en_i))

Branches:

-1-	Status	Tests
1	Covered	T7,T12,T13
0	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	457	if (((st_d != StTerminalError) && prim_mubi_pkg::mubi4_test_true_strict(clear_after_error_i)))

Branches:

-1-	Status	Tests
1	Covered	T4,T5,T6
0	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	278	if ((!rst_ni))
-2-:	279	if (err_processed_i)
-3-:	280	if ((entropy_ready_pulse_i && (st == StIdle)))

Branches:

-1-	-2-	-3-	Status	Tests
1	-	-	Covered	T1,T2,T3
0	1	-	Covered	T4,T5,T6
0	0	1	Covered	T2,T3,T17
0	0	0	Covered	T1,T2,T3

	LineNo.	Expression
-1-:	288	if ((((st == StIdle) && (st_d == StMsgFeed)) && kmac_en_i))
-2-:	289	if ((!cfg_entropy_ready))

Branches:

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

---

Assert Coverage for Module : kmac_errchk

	Total	Attempted	Percent	Succeeded/Matched	Percent
Assertions	4	4	100.00	4	100.00
Cover properties	0	0		0
Cover sequences	0	0		0
Total	4	4	100.00	4	100.00

---

Assertion Details

Name	Attempts	Real Successes	Failures	Incomplete
ExpectedModeStrengthBits_A	933	933	0	0
ExpectedStSwCmdBits_A	933	933	0	0
StKnown_A	1474723140	1474522125	0	0
u_state_regs_A	1474723140	1474522125	0	0

ExpectedModeStrengthBits_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	933	933	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T8	1	1	0	0
T12	1	1	0	0
T13	1	1	0	0
T14	1	1	0	0
T17	1	1	0	0
T33	1	1	0	0

ExpectedStSwCmdBits_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	933	933	0	0
T1	1	1	0	0
T2	1	1	0	0
T3	1	1	0	0
T7	1	1	0	0
T8	1	1	0	0
T12	1	1	0	0
T13	1	1	0	0
T14	1	1	0	0
T17	1	1	0	0
T33	1	1	0	0

StKnown_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	1474723140	1474522125	0	0
T1	1477	1396	0	0
T2	15751	15669	0	0
T3	362878	362803	0	0
T7	60114	59947	0	0
T8	321414	321340	0	0
T12	4078	3961	0	0
T13	2702	2560	0	0
T14	281236	281141	0	0
T17	195600	195594	0	0
T33	193415	193407	0	0

u_state_regs_A

Name	Attempts	Real Successes	Failures	Incomplete
Total	1474723140	1474522125	0	0
T1	1477	1396	0	0
T2	15751	15669	0	0
T3	362878	362803	0	0
T7	60114	59947	0	0
T8	321414	321340	0	0
T12	4078	3961	0	0
T13	2702	2560	0	0
T14	281236	281141	0	0
T17	195600	195594	0	0
T33	193415	193407	0	0