Module Definition
dashboard | hierarchy | modlist | groups | tests | asserts



Module Instance : tb.dut.u_msg_fifo.gen_normal_fifo.u_fifo_cnt

Instance :
SCORELINECONDTOGGLEFSMBRANCHASSERT
100.00 100.00 100.00 100.00


Instance's subtree :
SCORELINECONDTOGGLEFSMBRANCHASSERT
100.00 100.00 100.00 100.00


Parent :
SCORELINECONDTOGGLEFSMBRANCHASSERTNAME
100.00 100.00 100.00 100.00 100.00 u_msg_fifo


Subtrees :
NAMESCORELINECONDTOGGLEFSMBRANCHASSERT
no children



Module Instance : tb.dut.u_tlul_adapter.u_reqfifo.gen_normal_fifo.u_fifo_cnt

Instance :
SCORELINECONDTOGGLEFSMBRANCHASSERT
100.00 100.00 100.00 100.00


Instance's subtree :
SCORELINECONDTOGGLEFSMBRANCHASSERT
100.00 100.00 100.00 100.00


Parent :
SCORELINECONDTOGGLEFSMBRANCHASSERTNAME
100.00 100.00 100.00 100.00 100.00 u_reqfifo


Subtrees :
NAMESCORELINECONDTOGGLEFSMBRANCHASSERT
no children



Module Instance : tb.dut.u_tlul_adapter.u_sramreqfifo.gen_normal_fifo.u_fifo_cnt

Instance :
SCORELINECONDTOGGLEFSMBRANCHASSERT
100.00 100.00 100.00 100.00


Instance's subtree :
SCORELINECONDTOGGLEFSMBRANCHASSERT
100.00 100.00 100.00 100.00


Parent :
SCORELINECONDTOGGLEFSMBRANCHASSERTNAME
86.43 85.71 100.00 100.00 60.00 u_sramreqfifo


Subtrees :
NAMESCORELINECONDTOGGLEFSMBRANCHASSERT
no children



Module Instance : tb.dut.u_tlul_adapter.u_rspfifo.gen_normal_fifo.u_fifo_cnt

Instance :
SCORELINECONDTOGGLEFSMBRANCHASSERT
100.00 100.00 100.00 100.00


Instance's subtree :
SCORELINECONDTOGGLEFSMBRANCHASSERT
100.00 100.00 100.00 100.00


Parent :
SCORELINECONDTOGGLEFSMBRANCHASSERTNAME
84.64 92.86 100.00 85.71 60.00 u_rspfifo


Subtrees :
NAMESCORELINECONDTOGGLEFSMBRANCHASSERT
no children

Line Coverage for Module : prim_fifo_sync_cnt ( parameter Depth=32,Secure=0,PtrW=5,DepthW=6,WrapPtrW=6 )
Line Coverage for Module self-instances :
SCORELINE
100.00 100.00
tb.dut.u_msg_fifo.gen_normal_fifo.u_fifo_cnt

Line No.TotalCoveredPercent
TOTAL2525100.00
CONT_ASSIGN4111100.00
CONT_ASSIGN4211100.00
CONT_ASSIGN4611100.00
CONT_ASSIGN4711100.00
CONT_ASSIGN5111100.00
CONT_ASSIGN5211100.00
CONT_ASSIGN5511100.00
CONT_ASSIGN5611100.00
CONT_ASSIGN5911100.00
CONT_ASSIGN6111100.00
CONT_ASSIGN6811100.00
ALWAYS11377100.00
ALWAYS12577100.00

40 // Derive real read and write pointers by truncating the internal 'wrap' pointers. 41 1/1 assign wptr_o = wptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  42 1/1 assign rptr_o = rptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  43 44 // Extract the MSB of the 'wrap' pointers. 45 logic wptr_wrap_msb, rptr_wrap_msb; 46 1/1 assign wptr_wrap_msb = wptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  47 1/1 assign rptr_wrap_msb = rptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  48 49 // Wrap pointers when they have reached the maximum value and are about to get incremented. 50 logic wptr_wrap_set, rptr_wrap_set; 51 1/1 assign wptr_wrap_set = incr_wptr_i & (wptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  52 1/1 assign rptr_wrap_set = incr_rptr_i & (rptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  53 54 // When wrapping, invert the MSB and reset all lower bits to zero. 55 1/1 assign wptr_wrap_set_cnt = {~wptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  56 1/1 assign rptr_wrap_set_cnt = {~rptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  57 58 // Full when both 'wrap' counters have a different MSB but all lower bits are equal. 59 1/1 assign full_o = wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW-1){1'b0}}}); Tests: T1 T2 T3  60 // Empty when both 'wrap' counters are equal in all bits including the MSB. 61 1/1 assign empty_o = wptr_wrap_cnt_q == rptr_wrap_cnt_q; Tests: T1 T2 T3  62 63 // The current depth is equal to: 64 // - when full: the maximum depth; 65 // - when both or none of the 'wrap' pointers are wrapped: the difference of the real pointers; 66 // - when only one of the two 'wrap' pointers is wrapped: the maximum depth minus the difference 67 // of the real pointers. 68 1/1 assign depth_o = full_o ? DepthW'(Depth) : Tests: T1 T2 T3  69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : 70 DepthW'(Depth) - DepthW'(rptr_o) + DepthW'(wptr_o); 71 72 if (Secure) begin : gen_secure_ptrs 73 logic wptr_err; 74 prim_count #( 75 .Width(WrapPtrW) 76 ) u_wptr ( 77 .clk_i, 78 .rst_ni, 79 .clr_i, 80 .set_i(wptr_wrap_set), 81 .set_cnt_i(wptr_wrap_set_cnt), 82 .incr_en_i(incr_wptr_i), 83 .decr_en_i(1'b0), 84 .step_i(WrapPtrW'(1'b1)), 85 .commit_i(1'b1), 86 .cnt_o(wptr_wrap_cnt_q), 87 .cnt_after_commit_o(), 88 .err_o(wptr_err) 89 ); 90 91 logic rptr_err; 92 prim_count #( 93 .Width(WrapPtrW) 94 ) u_rptr ( 95 .clk_i, 96 .rst_ni, 97 .clr_i, 98 .set_i(rptr_wrap_set), 99 .set_cnt_i(rptr_wrap_set_cnt), 100 .incr_en_i(incr_rptr_i), 101 .decr_en_i(1'b0), 102 .step_i(WrapPtrW'(1'b1)), 103 .commit_i(1'b1), 104 .cnt_o(rptr_wrap_cnt_q), 105 .cnt_after_commit_o(), 106 .err_o(rptr_err) 107 ); 108 109 assign err_o = wptr_err | rptr_err; 110 111 end else begin : gen_normal_ptrs 112 always_ff @(posedge clk_i or negedge rst_ni) begin 113 1/1 if (!rst_ni) begin Tests: T1 T2 T3  114 1/1 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  115 1/1 end else if (clr_i) begin Tests: T1 T2 T3  116 unreachable wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 117 1/1 end else if (wptr_wrap_set) begin Tests: T1 T2 T3  118 1/1 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; Tests: T1 T6 T7  119 1/1 end else if (incr_wptr_i) begin Tests: T1 T2 T3  120 1/1 wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Tests: T1 T5 T6  121 end MISSING_ELSE 122 end 123 124 always_ff @(posedge clk_i or negedge rst_ni) begin 125 1/1 if (!rst_ni) begin Tests: T1 T2 T3  126 1/1 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  127 1/1 end else if (clr_i) begin Tests: T1 T2 T3  128 unreachable rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 129 1/1 end else if (rptr_wrap_set) begin Tests: T1 T2 T3  130 1/1 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; Tests: T1 T6 T7  131 1/1 end else if (incr_rptr_i) begin Tests: T1 T2 T3  132 1/1 rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Tests: T1 T5 T6  133 end MISSING_ELSE

Line Coverage for Module : prim_fifo_sync_cnt ( parameter Depth=1,Secure=0,PtrW=1,DepthW=1,WrapPtrW=2 )
Line Coverage for Module self-instances :
SCORELINE
100.00 100.00
tb.dut.u_tlul_adapter.u_reqfifo.gen_normal_fifo.u_fifo_cnt

SCORELINE
100.00 100.00
tb.dut.u_tlul_adapter.u_sramreqfifo.gen_normal_fifo.u_fifo_cnt

SCORELINE
100.00 100.00
tb.dut.u_tlul_adapter.u_rspfifo.gen_normal_fifo.u_fifo_cnt

Line No.TotalCoveredPercent
TOTAL252392.00
CONT_ASSIGN4111100.00
CONT_ASSIGN4211100.00
CONT_ASSIGN4611100.00
CONT_ASSIGN4711100.00
CONT_ASSIGN5111100.00
CONT_ASSIGN5211100.00
CONT_ASSIGN5511100.00
CONT_ASSIGN5611100.00
CONT_ASSIGN5911100.00
CONT_ASSIGN6111100.00
CONT_ASSIGN6811100.00
ALWAYS1137685.71
ALWAYS1257685.71

40 // Derive real read and write pointers by truncating the internal 'wrap' pointers. 41 1/1 assign wptr_o = wptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  42 1/1 assign rptr_o = rptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  43 44 // Extract the MSB of the 'wrap' pointers. 45 logic wptr_wrap_msb, rptr_wrap_msb; 46 1/1 assign wptr_wrap_msb = wptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  47 1/1 assign rptr_wrap_msb = rptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  48 49 // Wrap pointers when they have reached the maximum value and are about to get incremented. 50 logic wptr_wrap_set, rptr_wrap_set; 51 1/1 assign wptr_wrap_set = incr_wptr_i & (wptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  52 1/1 assign rptr_wrap_set = incr_rptr_i & (rptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  53 54 // When wrapping, invert the MSB and reset all lower bits to zero. 55 1/1 assign wptr_wrap_set_cnt = {~wptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  56 1/1 assign rptr_wrap_set_cnt = {~rptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  57 58 // Full when both 'wrap' counters have a different MSB but all lower bits are equal. 59 1/1 assign full_o = wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW-1){1'b0}}}); Tests: T1 T2 T3  60 // Empty when both 'wrap' counters are equal in all bits including the MSB. 61 1/1 assign empty_o = wptr_wrap_cnt_q == rptr_wrap_cnt_q; Tests: T1 T2 T3  62 63 // The current depth is equal to: 64 // - when full: the maximum depth; 65 // - when both or none of the 'wrap' pointers are wrapped: the difference of the real pointers; 66 // - when only one of the two 'wrap' pointers is wrapped: the maximum depth minus the difference 67 // of the real pointers. 68 1/1 assign depth_o = full_o ? DepthW'(Depth) : Tests: T1 T2 T3  69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : 70 DepthW'(Depth) - DepthW'(rptr_o) + DepthW'(wptr_o); 71 72 if (Secure) begin : gen_secure_ptrs 73 logic wptr_err; 74 prim_count #( 75 .Width(WrapPtrW) 76 ) u_wptr ( 77 .clk_i, 78 .rst_ni, 79 .clr_i, 80 .set_i(wptr_wrap_set), 81 .set_cnt_i(wptr_wrap_set_cnt), 82 .incr_en_i(incr_wptr_i), 83 .decr_en_i(1'b0), 84 .step_i(WrapPtrW'(1'b1)), 85 .commit_i(1'b1), 86 .cnt_o(wptr_wrap_cnt_q), 87 .cnt_after_commit_o(), 88 .err_o(wptr_err) 89 ); 90 91 logic rptr_err; 92 prim_count #( 93 .Width(WrapPtrW) 94 ) u_rptr ( 95 .clk_i, 96 .rst_ni, 97 .clr_i, 98 .set_i(rptr_wrap_set), 99 .set_cnt_i(rptr_wrap_set_cnt), 100 .incr_en_i(incr_rptr_i), 101 .decr_en_i(1'b0), 102 .step_i(WrapPtrW'(1'b1)), 103 .commit_i(1'b1), 104 .cnt_o(rptr_wrap_cnt_q), 105 .cnt_after_commit_o(), 106 .err_o(rptr_err) 107 ); 108 109 assign err_o = wptr_err | rptr_err; 110 111 end else begin : gen_normal_ptrs 112 always_ff @(posedge clk_i or negedge rst_ni) begin 113 1/1 if (!rst_ni) begin Tests: T1 T2 T3  114 1/1 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  115 1/1 end else if (clr_i) begin Tests: T1 T2 T3  116 unreachable wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 117 1/1 end else if (wptr_wrap_set) begin Tests: T1 T2 T3  118 1/1 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; Tests: T1 T12 T4  119 1/1 end else if (incr_wptr_i) begin Tests: T1 T2 T3  120 0/1 ==> wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; 121 end MISSING_ELSE 122 end 123 124 always_ff @(posedge clk_i or negedge rst_ni) begin 125 1/1 if (!rst_ni) begin Tests: T1 T2 T3  126 1/1 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  127 1/1 end else if (clr_i) begin Tests: T1 T2 T3  128 unreachable rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 129 1/1 end else if (rptr_wrap_set) begin Tests: T1 T2 T3  130 1/1 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; Tests: T1 T12 T4  131 1/1 end else if (incr_rptr_i) begin Tests: T1 T2 T3  132 0/1 ==> rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; 133 end MISSING_ELSE

Cond Coverage for Module : prim_fifo_sync_cnt ( parameter Depth=32,Secure=0,PtrW=5,DepthW=6,WrapPtrW=6 )
Cond Coverage for Module self-instances :
SCORECOND
100.00 100.00
tb.dut.u_msg_fifo.gen_normal_fifo.u_fifo_cnt

TotalCoveredPercent
Conditions2020100.00
Logical2020100.00
Non-Logical00
Event00

 LINE       51
 EXPRESSION (incr_wptr_i & (wptr_o == 5'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTests
01CoveredT1,T6,T7
10CoveredT1,T5,T6
11CoveredT1,T6,T7

 LINE       51
 SUB-EXPRESSION (wptr_o == 5'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T6,T7

 LINE       52
 EXPRESSION (incr_rptr_i & (rptr_o == 5'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTests
01CoveredT1,T6,T7
10CoveredT1,T5,T6
11CoveredT1,T6,T7

 LINE       52
 SUB-EXPRESSION (rptr_o == 5'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T6,T7

 LINE       59
 EXPRESSION (wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW - 1) {1'b0}}}))
            ------------------------------------1-----------------------------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T28,T24

 LINE       61
 EXPRESSION (wptr_wrap_cnt_q == rptr_wrap_cnt_q)
            ------------------1-----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       68
 EXPRESSION (full_o ? (6'(Depth)) : ((wptr_wrap_msb == rptr_wrap_msb) ? ((6'(wptr_o) - 6'(rptr_o))) : (((6'(Depth) - 6'(rptr_o)) + 6'(wptr_o)))))
             ---1--
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T28,T24

 LINE       68
 SUB-EXPRESSION ((wptr_wrap_msb == rptr_wrap_msb) ? ((6'(wptr_o) - 6'(rptr_o))) : (((6'(Depth) - 6'(rptr_o)) + 6'(wptr_o))))
                 ----------------1---------------
-1-StatusTests
0CoveredT1,T6,T7
1CoveredT1,T2,T3

 LINE       68
 SUB-EXPRESSION (wptr_wrap_msb == rptr_wrap_msb)
                ----------------1---------------
-1-StatusTests
0CoveredT1,T6,T7
1CoveredT1,T2,T3

Cond Coverage for Module : prim_fifo_sync_cnt ( parameter Depth=1,Secure=0,PtrW=1,DepthW=1,WrapPtrW=2 )
Cond Coverage for Module self-instances :
SCORECOND
100.00 100.00
tb.dut.u_tlul_adapter.u_reqfifo.gen_normal_fifo.u_fifo_cnt

SCORECOND
100.00 100.00
tb.dut.u_tlul_adapter.u_sramreqfifo.gen_normal_fifo.u_fifo_cnt

SCORECOND
100.00 100.00
tb.dut.u_tlul_adapter.u_rspfifo.gen_normal_fifo.u_fifo_cnt

TotalCoveredPercent
Conditions201680.00
Logical201680.00
Non-Logical00
Event00

 LINE       51
 EXPRESSION (incr_wptr_i & (wptr_o == 1'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTests
01CoveredT1,T2,T3
10Not Covered
11CoveredT1,T12,T4

 LINE       51
 SUB-EXPRESSION (wptr_o == 1'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       52
 EXPRESSION (incr_rptr_i & (rptr_o == 1'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTests
01CoveredT1,T2,T3
10Not Covered
11CoveredT1,T12,T4

 LINE       52
 SUB-EXPRESSION (rptr_o == 1'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       59
 EXPRESSION (wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW - 1) {1'b0}}}))
            ------------------------------------1-----------------------------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T12,T4

 LINE       61
 EXPRESSION (wptr_wrap_cnt_q == rptr_wrap_cnt_q)
            ------------------1-----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       68
 EXPRESSION (full_o ? (1'(Depth)) : ((wptr_wrap_msb == rptr_wrap_msb) ? ((1'(wptr_o) - 1'(rptr_o))) : (((1'(Depth) - 1'(rptr_o)) + 1'(wptr_o)))))
             ---1--
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T12,T4

 LINE       68
 SUB-EXPRESSION ((wptr_wrap_msb == rptr_wrap_msb) ? ((1'(wptr_o) - 1'(rptr_o))) : (((1'(Depth) - 1'(rptr_o)) + 1'(wptr_o))))
                 ----------------1---------------
-1-StatusTests
0Not Covered
1CoveredT1,T2,T3

 LINE       68
 SUB-EXPRESSION (wptr_wrap_msb == rptr_wrap_msb)
                ----------------1---------------
-1-StatusTests
0Not Covered
1CoveredT1,T2,T3

Branch Coverage for Module : prim_fifo_sync_cnt
Line No.TotalCoveredPercent
Branches 11 11 100.00
TERNARY 68 3 3 100.00
IF 113 4 4 100.00
IF 125 4 4 100.00


68 assign depth_o = full_o ? DepthW'(Depth) : -1- ==> 69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : -2- ==> ==>

Branches:
-1--2-StatusTests
1 - Covered T1,T12,T4
0 1 Covered T1,T2,T3
0 0 Covered T1,T6,T7


113 if (!rst_ni) begin -1- 114 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 115 end else if (clr_i) begin -2- 116 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 117 end else if (wptr_wrap_set) begin -3- 118 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; ==> 119 end else if (incr_wptr_i) begin -4- 120 wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> 121 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTests
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Covered T1,T12,T4
0 0 0 1 Covered T1,T5,T6
0 0 0 0 Covered T1,T2,T3


125 if (!rst_ni) begin -1- 126 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 127 end else if (clr_i) begin -2- 128 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 129 end else if (rptr_wrap_set) begin -3- 130 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; ==> 131 end else if (incr_rptr_i) begin -4- 132 rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> 133 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTests
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Covered T1,T12,T4
0 0 0 1 Covered T1,T5,T6
0 0 0 0 Covered T1,T2,T3

Line Coverage for Instance : tb.dut.u_msg_fifo.gen_normal_fifo.u_fifo_cnt
Line No.TotalCoveredPercent
TOTAL2525100.00
CONT_ASSIGN4111100.00
CONT_ASSIGN4211100.00
CONT_ASSIGN4611100.00
CONT_ASSIGN4711100.00
CONT_ASSIGN5111100.00
CONT_ASSIGN5211100.00
CONT_ASSIGN5511100.00
CONT_ASSIGN5611100.00
CONT_ASSIGN5911100.00
CONT_ASSIGN6111100.00
CONT_ASSIGN6811100.00
ALWAYS11377100.00
ALWAYS12577100.00

40 // Derive real read and write pointers by truncating the internal 'wrap' pointers. 41 1/1 assign wptr_o = wptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  42 1/1 assign rptr_o = rptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  43 44 // Extract the MSB of the 'wrap' pointers. 45 logic wptr_wrap_msb, rptr_wrap_msb; 46 1/1 assign wptr_wrap_msb = wptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  47 1/1 assign rptr_wrap_msb = rptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  48 49 // Wrap pointers when they have reached the maximum value and are about to get incremented. 50 logic wptr_wrap_set, rptr_wrap_set; 51 1/1 assign wptr_wrap_set = incr_wptr_i & (wptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  52 1/1 assign rptr_wrap_set = incr_rptr_i & (rptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  53 54 // When wrapping, invert the MSB and reset all lower bits to zero. 55 1/1 assign wptr_wrap_set_cnt = {~wptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  56 1/1 assign rptr_wrap_set_cnt = {~rptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  57 58 // Full when both 'wrap' counters have a different MSB but all lower bits are equal. 59 1/1 assign full_o = wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW-1){1'b0}}}); Tests: T1 T2 T3  60 // Empty when both 'wrap' counters are equal in all bits including the MSB. 61 1/1 assign empty_o = wptr_wrap_cnt_q == rptr_wrap_cnt_q; Tests: T1 T2 T3  62 63 // The current depth is equal to: 64 // - when full: the maximum depth; 65 // - when both or none of the 'wrap' pointers are wrapped: the difference of the real pointers; 66 // - when only one of the two 'wrap' pointers is wrapped: the maximum depth minus the difference 67 // of the real pointers. 68 1/1 assign depth_o = full_o ? DepthW'(Depth) : Tests: T1 T2 T3  69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : 70 DepthW'(Depth) - DepthW'(rptr_o) + DepthW'(wptr_o); 71 72 if (Secure) begin : gen_secure_ptrs 73 logic wptr_err; 74 prim_count #( 75 .Width(WrapPtrW) 76 ) u_wptr ( 77 .clk_i, 78 .rst_ni, 79 .clr_i, 80 .set_i(wptr_wrap_set), 81 .set_cnt_i(wptr_wrap_set_cnt), 82 .incr_en_i(incr_wptr_i), 83 .decr_en_i(1'b0), 84 .step_i(WrapPtrW'(1'b1)), 85 .commit_i(1'b1), 86 .cnt_o(wptr_wrap_cnt_q), 87 .cnt_after_commit_o(), 88 .err_o(wptr_err) 89 ); 90 91 logic rptr_err; 92 prim_count #( 93 .Width(WrapPtrW) 94 ) u_rptr ( 95 .clk_i, 96 .rst_ni, 97 .clr_i, 98 .set_i(rptr_wrap_set), 99 .set_cnt_i(rptr_wrap_set_cnt), 100 .incr_en_i(incr_rptr_i), 101 .decr_en_i(1'b0), 102 .step_i(WrapPtrW'(1'b1)), 103 .commit_i(1'b1), 104 .cnt_o(rptr_wrap_cnt_q), 105 .cnt_after_commit_o(), 106 .err_o(rptr_err) 107 ); 108 109 assign err_o = wptr_err | rptr_err; 110 111 end else begin : gen_normal_ptrs 112 always_ff @(posedge clk_i or negedge rst_ni) begin 113 1/1 if (!rst_ni) begin Tests: T1 T2 T3  114 1/1 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  115 1/1 end else if (clr_i) begin Tests: T1 T2 T3  116 unreachable wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 117 1/1 end else if (wptr_wrap_set) begin Tests: T1 T2 T3  118 1/1 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; Tests: T1 T6 T7  119 1/1 end else if (incr_wptr_i) begin Tests: T1 T2 T3  120 1/1 wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Tests: T1 T5 T6  121 end MISSING_ELSE 122 end 123 124 always_ff @(posedge clk_i or negedge rst_ni) begin 125 1/1 if (!rst_ni) begin Tests: T1 T2 T3  126 1/1 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  127 1/1 end else if (clr_i) begin Tests: T1 T2 T3  128 unreachable rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 129 1/1 end else if (rptr_wrap_set) begin Tests: T1 T2 T3  130 1/1 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; Tests: T1 T6 T7  131 1/1 end else if (incr_rptr_i) begin Tests: T1 T2 T3  132 1/1 rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Tests: T1 T5 T6  133 end MISSING_ELSE

Cond Coverage for Instance : tb.dut.u_msg_fifo.gen_normal_fifo.u_fifo_cnt
TotalCoveredPercent
Conditions2020100.00
Logical2020100.00
Non-Logical00
Event00

 LINE       51
 EXPRESSION (incr_wptr_i & (wptr_o == 5'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTests
01CoveredT1,T6,T7
10CoveredT1,T5,T6
11CoveredT1,T6,T7

 LINE       51
 SUB-EXPRESSION (wptr_o == 5'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T6,T7

 LINE       52
 EXPRESSION (incr_rptr_i & (rptr_o == 5'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTests
01CoveredT1,T6,T7
10CoveredT1,T5,T6
11CoveredT1,T6,T7

 LINE       52
 SUB-EXPRESSION (rptr_o == 5'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T6,T7

 LINE       59
 EXPRESSION (wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW - 1) {1'b0}}}))
            ------------------------------------1-----------------------------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T28,T24

 LINE       61
 EXPRESSION (wptr_wrap_cnt_q == rptr_wrap_cnt_q)
            ------------------1-----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       68
 EXPRESSION (full_o ? (6'(Depth)) : ((wptr_wrap_msb == rptr_wrap_msb) ? ((6'(wptr_o) - 6'(rptr_o))) : (((6'(Depth) - 6'(rptr_o)) + 6'(wptr_o)))))
             ---1--
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T28,T24

 LINE       68
 SUB-EXPRESSION ((wptr_wrap_msb == rptr_wrap_msb) ? ((6'(wptr_o) - 6'(rptr_o))) : (((6'(Depth) - 6'(rptr_o)) + 6'(wptr_o))))
                 ----------------1---------------
-1-StatusTests
0CoveredT1,T6,T7
1CoveredT1,T2,T3

 LINE       68
 SUB-EXPRESSION (wptr_wrap_msb == rptr_wrap_msb)
                ----------------1---------------
-1-StatusTests
0CoveredT1,T6,T7
1CoveredT1,T2,T3

Branch Coverage for Instance : tb.dut.u_msg_fifo.gen_normal_fifo.u_fifo_cnt
Line No.TotalCoveredPercent
Branches 11 11 100.00
TERNARY 68 3 3 100.00
IF 113 4 4 100.00
IF 125 4 4 100.00


68 assign depth_o = full_o ? DepthW'(Depth) : -1- ==> 69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : -2- ==> ==>

Branches:
-1--2-StatusTests
1 - Covered T1,T28,T24
0 1 Covered T1,T2,T3
0 0 Covered T1,T6,T7


113 if (!rst_ni) begin -1- 114 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 115 end else if (clr_i) begin -2- 116 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 117 end else if (wptr_wrap_set) begin -3- 118 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; ==> 119 end else if (incr_wptr_i) begin -4- 120 wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> 121 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTests
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Covered T1,T6,T7
0 0 0 1 Covered T1,T5,T6
0 0 0 0 Covered T1,T2,T3


125 if (!rst_ni) begin -1- 126 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 127 end else if (clr_i) begin -2- 128 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 129 end else if (rptr_wrap_set) begin -3- 130 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; ==> 131 end else if (incr_rptr_i) begin -4- 132 rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> 133 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTests
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Covered T1,T6,T7
0 0 0 1 Covered T1,T5,T6
0 0 0 0 Covered T1,T2,T3

Line Coverage for Instance : tb.dut.u_tlul_adapter.u_reqfifo.gen_normal_fifo.u_fifo_cnt
Line No.TotalCoveredPercent
TOTAL2323100.00
CONT_ASSIGN4111100.00
CONT_ASSIGN4211100.00
CONT_ASSIGN4611100.00
CONT_ASSIGN4711100.00
CONT_ASSIGN5111100.00
CONT_ASSIGN5211100.00
CONT_ASSIGN5511100.00
CONT_ASSIGN5611100.00
CONT_ASSIGN5911100.00
CONT_ASSIGN6111100.00
CONT_ASSIGN6811100.00
ALWAYS11366100.00
ALWAYS12566100.00

40 // Derive real read and write pointers by truncating the internal 'wrap' pointers. 41 1/1 assign wptr_o = wptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  42 1/1 assign rptr_o = rptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  43 44 // Extract the MSB of the 'wrap' pointers. 45 logic wptr_wrap_msb, rptr_wrap_msb; 46 1/1 assign wptr_wrap_msb = wptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  47 1/1 assign rptr_wrap_msb = rptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  48 49 // Wrap pointers when they have reached the maximum value and are about to get incremented. 50 logic wptr_wrap_set, rptr_wrap_set; 51 1/1 assign wptr_wrap_set = incr_wptr_i & (wptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  52 1/1 assign rptr_wrap_set = incr_rptr_i & (rptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  53 54 // When wrapping, invert the MSB and reset all lower bits to zero. 55 1/1 assign wptr_wrap_set_cnt = {~wptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  56 1/1 assign rptr_wrap_set_cnt = {~rptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  57 58 // Full when both 'wrap' counters have a different MSB but all lower bits are equal. 59 1/1 assign full_o = wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW-1){1'b0}}}); Tests: T1 T2 T3  60 // Empty when both 'wrap' counters are equal in all bits including the MSB. 61 1/1 assign empty_o = wptr_wrap_cnt_q == rptr_wrap_cnt_q; Tests: T1 T2 T3  62 63 // The current depth is equal to: 64 // - when full: the maximum depth; 65 // - when both or none of the 'wrap' pointers are wrapped: the difference of the real pointers; 66 // - when only one of the two 'wrap' pointers is wrapped: the maximum depth minus the difference 67 // of the real pointers. 68 1/1 assign depth_o = full_o ? DepthW'(Depth) : Tests: T1 T2 T3  69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : 70 DepthW'(Depth) - DepthW'(rptr_o) + DepthW'(wptr_o); 71 72 if (Secure) begin : gen_secure_ptrs 73 logic wptr_err; 74 prim_count #( 75 .Width(WrapPtrW) 76 ) u_wptr ( 77 .clk_i, 78 .rst_ni, 79 .clr_i, 80 .set_i(wptr_wrap_set), 81 .set_cnt_i(wptr_wrap_set_cnt), 82 .incr_en_i(incr_wptr_i), 83 .decr_en_i(1'b0), 84 .step_i(WrapPtrW'(1'b1)), 85 .commit_i(1'b1), 86 .cnt_o(wptr_wrap_cnt_q), 87 .cnt_after_commit_o(), 88 .err_o(wptr_err) 89 ); 90 91 logic rptr_err; 92 prim_count #( 93 .Width(WrapPtrW) 94 ) u_rptr ( 95 .clk_i, 96 .rst_ni, 97 .clr_i, 98 .set_i(rptr_wrap_set), 99 .set_cnt_i(rptr_wrap_set_cnt), 100 .incr_en_i(incr_rptr_i), 101 .decr_en_i(1'b0), 102 .step_i(WrapPtrW'(1'b1)), 103 .commit_i(1'b1), 104 .cnt_o(rptr_wrap_cnt_q), 105 .cnt_after_commit_o(), 106 .err_o(rptr_err) 107 ); 108 109 assign err_o = wptr_err | rptr_err; 110 111 end else begin : gen_normal_ptrs 112 always_ff @(posedge clk_i or negedge rst_ni) begin 113 1/1 if (!rst_ni) begin Tests: T1 T2 T3  114 1/1 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  115 1/1 end else if (clr_i) begin Tests: T1 T2 T3  116 unreachable wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 117 1/1 end else if (wptr_wrap_set) begin Tests: T1 T2 T3  118 1/1 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; Tests: T1 T12 T4  119 1/1 end else if (incr_wptr_i) begin Tests: T1 T2 T3  120 excluded wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Exclude Annotation: VC_COV_UNR 121 end MISSING_ELSE 122 end 123 124 always_ff @(posedge clk_i or negedge rst_ni) begin 125 1/1 if (!rst_ni) begin Tests: T1 T2 T3  126 1/1 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  127 1/1 end else if (clr_i) begin Tests: T1 T2 T3  128 unreachable rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 129 1/1 end else if (rptr_wrap_set) begin Tests: T1 T2 T3  130 1/1 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; Tests: T1 T12 T4  131 1/1 end else if (incr_rptr_i) begin Tests: T1 T2 T3  132 excluded rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Exclude Annotation: VC_COV_UNR 133 end MISSING_ELSE

Cond Coverage for Instance : tb.dut.u_tlul_adapter.u_reqfifo.gen_normal_fifo.u_fifo_cnt
TotalCoveredPercent
Conditions1616100.00
Logical1616100.00
Non-Logical00
Event00

 LINE       51
 EXPRESSION (incr_wptr_i & (wptr_o == 1'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTestsExclude Annotation
01CoveredT1,T2,T3
10Excluded VC_COV_UNR
11CoveredT1,T12,T4

 LINE       51
 SUB-EXPRESSION (wptr_o == 1'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       52
 EXPRESSION (incr_rptr_i & (rptr_o == 1'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTestsExclude Annotation
01CoveredT1,T2,T3
10Excluded VC_COV_UNR
11CoveredT1,T12,T4

 LINE       52
 SUB-EXPRESSION (rptr_o == 1'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       59
 EXPRESSION (wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW - 1) {1'b0}}}))
            ------------------------------------1-----------------------------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T12,T4

 LINE       61
 EXPRESSION (wptr_wrap_cnt_q == rptr_wrap_cnt_q)
            ------------------1-----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       68
 EXPRESSION (full_o ? (1'(Depth)) : ((wptr_wrap_msb == rptr_wrap_msb) ? ((1'(wptr_o) - 1'(rptr_o))) : (((1'(Depth) - 1'(rptr_o)) + 1'(wptr_o)))))
             ---1--
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T12,T4

 LINE       68
 SUB-EXPRESSION ((wptr_wrap_msb == rptr_wrap_msb) ? ((1'(wptr_o) - 1'(rptr_o))) : (((1'(Depth) - 1'(rptr_o)) + 1'(wptr_o))))
                 ----------------1---------------
-1-StatusTestsExclude Annotation
0Excluded VC_COV_UNR
1CoveredT1,T2,T3

 LINE       68
 SUB-EXPRESSION (wptr_wrap_msb == rptr_wrap_msb)
                ----------------1---------------
-1-StatusTestsExclude Annotation
0Excluded VC_COV_UNR
1CoveredT1,T2,T3

Branch Coverage for Instance : tb.dut.u_tlul_adapter.u_reqfifo.gen_normal_fifo.u_fifo_cnt
Line No.TotalCoveredPercent
Branches 8 8 100.00
TERNARY 68 2 2 100.00
IF 113 3 3 100.00
IF 125 3 3 100.00


68 assign depth_o = full_o ? DepthW'(Depth) : -1- ==> 69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : -2- ==> ==> (Excluded)

Branches:
-1--2-StatusTestsExclude Annotation
1 - Covered T1,T12,T4
0 1 Covered T1,T2,T3
0 0 Excluded VC_COV_UNR


113 if (!rst_ni) begin -1- 114 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 115 end else if (clr_i) begin -2- 116 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 117 end else if (wptr_wrap_set) begin -3- 118 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; ==> 119 end else if (incr_wptr_i) begin -4- 120 wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> (Excluded) Exclude Annotation: VC_COV_UNR 121 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTestsExclude Annotation
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Covered T1,T12,T4
0 0 0 1 Excluded VC_COV_UNR
0 0 0 0 Covered T1,T2,T3


125 if (!rst_ni) begin -1- 126 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 127 end else if (clr_i) begin -2- 128 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 129 end else if (rptr_wrap_set) begin -3- 130 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; ==> 131 end else if (incr_rptr_i) begin -4- 132 rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> (Excluded) Exclude Annotation: VC_COV_UNR 133 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTestsExclude Annotation
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Covered T1,T12,T4
0 0 0 1 Excluded VC_COV_UNR
0 0 0 0 Covered T1,T2,T3

Line Coverage for Instance : tb.dut.u_tlul_adapter.u_sramreqfifo.gen_normal_fifo.u_fifo_cnt
Line No.TotalCoveredPercent
TOTAL2121100.00
CONT_ASSIGN4111100.00
CONT_ASSIGN4211100.00
CONT_ASSIGN4611100.00
CONT_ASSIGN4711100.00
CONT_ASSIGN5111100.00
CONT_ASSIGN5211100.00
CONT_ASSIGN5511100.00
CONT_ASSIGN5611100.00
CONT_ASSIGN5911100.00
CONT_ASSIGN6111100.00
CONT_ASSIGN6811100.00
ALWAYS11355100.00
ALWAYS12555100.00

40 // Derive real read and write pointers by truncating the internal 'wrap' pointers. 41 1/1 assign wptr_o = wptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  42 1/1 assign rptr_o = rptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  43 44 // Extract the MSB of the 'wrap' pointers. 45 logic wptr_wrap_msb, rptr_wrap_msb; 46 1/1 assign wptr_wrap_msb = wptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  47 1/1 assign rptr_wrap_msb = rptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  48 49 // Wrap pointers when they have reached the maximum value and are about to get incremented. 50 logic wptr_wrap_set, rptr_wrap_set; 51 1/1 assign wptr_wrap_set = incr_wptr_i & (wptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  52 1/1 assign rptr_wrap_set = incr_rptr_i & (rptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  53 54 // When wrapping, invert the MSB and reset all lower bits to zero. 55 1/1 assign wptr_wrap_set_cnt = {~wptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  56 1/1 assign rptr_wrap_set_cnt = {~rptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  57 58 // Full when both 'wrap' counters have a different MSB but all lower bits are equal. 59 1/1 assign full_o = wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW-1){1'b0}}}); Tests: T1 T2 T3  60 // Empty when both 'wrap' counters are equal in all bits including the MSB. 61 1/1 assign empty_o = wptr_wrap_cnt_q == rptr_wrap_cnt_q; Tests: T1 T2 T3  62 63 // The current depth is equal to: 64 // - when full: the maximum depth; 65 // - when both or none of the 'wrap' pointers are wrapped: the difference of the real pointers; 66 // - when only one of the two 'wrap' pointers is wrapped: the maximum depth minus the difference 67 // of the real pointers. 68 1/1 assign depth_o = full_o ? DepthW'(Depth) : Tests: T1 T2 T3  69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : 70 DepthW'(Depth) - DepthW'(rptr_o) + DepthW'(wptr_o); 71 72 if (Secure) begin : gen_secure_ptrs 73 logic wptr_err; 74 prim_count #( 75 .Width(WrapPtrW) 76 ) u_wptr ( 77 .clk_i, 78 .rst_ni, 79 .clr_i, 80 .set_i(wptr_wrap_set), 81 .set_cnt_i(wptr_wrap_set_cnt), 82 .incr_en_i(incr_wptr_i), 83 .decr_en_i(1'b0), 84 .step_i(WrapPtrW'(1'b1)), 85 .commit_i(1'b1), 86 .cnt_o(wptr_wrap_cnt_q), 87 .cnt_after_commit_o(), 88 .err_o(wptr_err) 89 ); 90 91 logic rptr_err; 92 prim_count #( 93 .Width(WrapPtrW) 94 ) u_rptr ( 95 .clk_i, 96 .rst_ni, 97 .clr_i, 98 .set_i(rptr_wrap_set), 99 .set_cnt_i(rptr_wrap_set_cnt), 100 .incr_en_i(incr_rptr_i), 101 .decr_en_i(1'b0), 102 .step_i(WrapPtrW'(1'b1)), 103 .commit_i(1'b1), 104 .cnt_o(rptr_wrap_cnt_q), 105 .cnt_after_commit_o(), 106 .err_o(rptr_err) 107 ); 108 109 assign err_o = wptr_err | rptr_err; 110 111 end else begin : gen_normal_ptrs 112 always_ff @(posedge clk_i or negedge rst_ni) begin 113 1/1 if (!rst_ni) begin Tests: T1 T2 T3  114 1/1 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  115 1/1 end else if (clr_i) begin Tests: T1 T2 T3  116 unreachable wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 117 1/1 end else if (wptr_wrap_set) begin Tests: T1 T2 T3  118 excluded wptr_wrap_cnt_q <= wptr_wrap_set_cnt; Exclude Annotation: VC_COV_UNR 119 1/1 end else if (incr_wptr_i) begin Tests: T1 T2 T3  120 excluded wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Exclude Annotation: VC_COV_UNR 121 end MISSING_ELSE 122 end 123 124 always_ff @(posedge clk_i or negedge rst_ni) begin 125 1/1 if (!rst_ni) begin Tests: T1 T2 T3  126 1/1 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  127 1/1 end else if (clr_i) begin Tests: T1 T2 T3  128 unreachable rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 129 1/1 end else if (rptr_wrap_set) begin Tests: T1 T2 T3  130 excluded rptr_wrap_cnt_q <= rptr_wrap_set_cnt; Exclude Annotation: VC_COV_UNR 131 1/1 end else if (incr_rptr_i) begin Tests: T1 T2 T3  132 excluded rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Exclude Annotation: VC_COV_UNR 133 end MISSING_ELSE

Cond Coverage for Instance : tb.dut.u_tlul_adapter.u_sramreqfifo.gen_normal_fifo.u_fifo_cnt
TotalCoveredPercent
Conditions1212100.00
Logical1212100.00
Non-Logical00
Event00

 LINE       51
 EXPRESSION (incr_wptr_i & (wptr_o == 1'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTestsExclude Annotation
01CoveredT1,T2,T3
10Excluded VC_COV_UNR
11Excluded VC_COV_UNR

 LINE       51
 SUB-EXPRESSION (wptr_o == 1'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       52
 EXPRESSION (incr_rptr_i & (rptr_o == 1'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTestsExclude Annotation
01CoveredT1,T2,T3
10Excluded VC_COV_UNR
11Excluded VC_COV_UNR

 LINE       52
 SUB-EXPRESSION (rptr_o == 1'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       59
 EXPRESSION (wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW - 1) {1'b0}}}))
            ------------------------------------1-----------------------------------
-1-StatusTestsExclude Annotation
0CoveredT1,T2,T3
1Excluded VC_COV_UNR

 LINE       61
 EXPRESSION (wptr_wrap_cnt_q == rptr_wrap_cnt_q)
            ------------------1-----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       68
 EXPRESSION (full_o ? (1'(Depth)) : ((wptr_wrap_msb == rptr_wrap_msb) ? ((1'(wptr_o) - 1'(rptr_o))) : (((1'(Depth) - 1'(rptr_o)) + 1'(wptr_o)))))
             ---1--
-1-StatusTestsExclude Annotation
0CoveredT1,T2,T3
1Excluded VC_COV_UNR

 LINE       68
 SUB-EXPRESSION ((wptr_wrap_msb == rptr_wrap_msb) ? ((1'(wptr_o) - 1'(rptr_o))) : (((1'(Depth) - 1'(rptr_o)) + 1'(wptr_o))))
                 ----------------1---------------
-1-StatusTestsExclude Annotation
0Excluded VC_COV_UNR
1CoveredT1,T2,T3

 LINE       68
 SUB-EXPRESSION (wptr_wrap_msb == rptr_wrap_msb)
                ----------------1---------------
-1-StatusTestsExclude Annotation
0Excluded VC_COV_UNR
1CoveredT1,T2,T3

Branch Coverage for Instance : tb.dut.u_tlul_adapter.u_sramreqfifo.gen_normal_fifo.u_fifo_cnt
Line No.TotalCoveredPercent
Branches 5 5 100.00
TERNARY 68 1 1 100.00
IF 113 2 2 100.00
IF 125 2 2 100.00


68 assign depth_o = full_o ? DepthW'(Depth) : -1- ==> (Excluded) 69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : -2- ==> ==> (Excluded)

Branches:
-1--2-StatusTestsExclude Annotation
1 - Excluded VC_COV_UNR
0 1 Covered T1,T2,T3
0 0 Excluded VC_COV_UNR


113 if (!rst_ni) begin -1- 114 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 115 end else if (clr_i) begin -2- 116 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 117 end else if (wptr_wrap_set) begin -3- 118 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; ==> (Excluded) Exclude Annotation: VC_COV_UNR 119 end else if (incr_wptr_i) begin -4- 120 wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> (Excluded) Exclude Annotation: VC_COV_UNR 121 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTestsExclude Annotation
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Excluded VC_COV_UNR
0 0 0 1 Excluded VC_COV_UNR
0 0 0 0 Covered T1,T2,T3


125 if (!rst_ni) begin -1- 126 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 127 end else if (clr_i) begin -2- 128 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 129 end else if (rptr_wrap_set) begin -3- 130 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; ==> (Excluded) Exclude Annotation: VC_COV_UNR 131 end else if (incr_rptr_i) begin -4- 132 rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> (Excluded) Exclude Annotation: VC_COV_UNR 133 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTestsExclude Annotation
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Excluded VC_COV_UNR
0 0 0 1 Excluded VC_COV_UNR
0 0 0 0 Covered T1,T2,T3

Line Coverage for Instance : tb.dut.u_tlul_adapter.u_rspfifo.gen_normal_fifo.u_fifo_cnt
Line No.TotalCoveredPercent
TOTAL2121100.00
CONT_ASSIGN4111100.00
CONT_ASSIGN4211100.00
CONT_ASSIGN4611100.00
CONT_ASSIGN4711100.00
CONT_ASSIGN5111100.00
CONT_ASSIGN5211100.00
CONT_ASSIGN5511100.00
CONT_ASSIGN5611100.00
CONT_ASSIGN5911100.00
CONT_ASSIGN6111100.00
CONT_ASSIGN6811100.00
ALWAYS11355100.00
ALWAYS12555100.00

40 // Derive real read and write pointers by truncating the internal 'wrap' pointers. 41 1/1 assign wptr_o = wptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  42 1/1 assign rptr_o = rptr_wrap_cnt_q[PtrW-1:0]; Tests: T1 T2 T3  43 44 // Extract the MSB of the 'wrap' pointers. 45 logic wptr_wrap_msb, rptr_wrap_msb; 46 1/1 assign wptr_wrap_msb = wptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  47 1/1 assign rptr_wrap_msb = rptr_wrap_cnt_q[WrapPtrW-1]; Tests: T1 T2 T3  48 49 // Wrap pointers when they have reached the maximum value and are about to get incremented. 50 logic wptr_wrap_set, rptr_wrap_set; 51 1/1 assign wptr_wrap_set = incr_wptr_i & (wptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  52 1/1 assign rptr_wrap_set = incr_rptr_i & (rptr_o == PtrW'(Depth-1)); Tests: T1 T2 T3  53 54 // When wrapping, invert the MSB and reset all lower bits to zero. 55 1/1 assign wptr_wrap_set_cnt = {~wptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  56 1/1 assign rptr_wrap_set_cnt = {~rptr_wrap_msb, {(WrapPtrW-1){1'b0}}}; Tests: T1 T2 T3  57 58 // Full when both 'wrap' counters have a different MSB but all lower bits are equal. 59 1/1 assign full_o = wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW-1){1'b0}}}); Tests: T1 T2 T3  60 // Empty when both 'wrap' counters are equal in all bits including the MSB. 61 1/1 assign empty_o = wptr_wrap_cnt_q == rptr_wrap_cnt_q; Tests: T1 T2 T3  62 63 // The current depth is equal to: 64 // - when full: the maximum depth; 65 // - when both or none of the 'wrap' pointers are wrapped: the difference of the real pointers; 66 // - when only one of the two 'wrap' pointers is wrapped: the maximum depth minus the difference 67 // of the real pointers. 68 1/1 assign depth_o = full_o ? DepthW'(Depth) : Tests: T1 T2 T3  69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : 70 DepthW'(Depth) - DepthW'(rptr_o) + DepthW'(wptr_o); 71 72 if (Secure) begin : gen_secure_ptrs 73 logic wptr_err; 74 prim_count #( 75 .Width(WrapPtrW) 76 ) u_wptr ( 77 .clk_i, 78 .rst_ni, 79 .clr_i, 80 .set_i(wptr_wrap_set), 81 .set_cnt_i(wptr_wrap_set_cnt), 82 .incr_en_i(incr_wptr_i), 83 .decr_en_i(1'b0), 84 .step_i(WrapPtrW'(1'b1)), 85 .commit_i(1'b1), 86 .cnt_o(wptr_wrap_cnt_q), 87 .cnt_after_commit_o(), 88 .err_o(wptr_err) 89 ); 90 91 logic rptr_err; 92 prim_count #( 93 .Width(WrapPtrW) 94 ) u_rptr ( 95 .clk_i, 96 .rst_ni, 97 .clr_i, 98 .set_i(rptr_wrap_set), 99 .set_cnt_i(rptr_wrap_set_cnt), 100 .incr_en_i(incr_rptr_i), 101 .decr_en_i(1'b0), 102 .step_i(WrapPtrW'(1'b1)), 103 .commit_i(1'b1), 104 .cnt_o(rptr_wrap_cnt_q), 105 .cnt_after_commit_o(), 106 .err_o(rptr_err) 107 ); 108 109 assign err_o = wptr_err | rptr_err; 110 111 end else begin : gen_normal_ptrs 112 always_ff @(posedge clk_i or negedge rst_ni) begin 113 1/1 if (!rst_ni) begin Tests: T1 T2 T3  114 1/1 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  115 1/1 end else if (clr_i) begin Tests: T1 T2 T3  116 unreachable wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 117 1/1 end else if (wptr_wrap_set) begin Tests: T1 T2 T3  118 excluded wptr_wrap_cnt_q <= wptr_wrap_set_cnt; Exclude Annotation: VC_COV_UNR 119 1/1 end else if (incr_wptr_i) begin Tests: T1 T2 T3  120 excluded wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Exclude Annotation: VC_COV_UNR 121 end MISSING_ELSE 122 end 123 124 always_ff @(posedge clk_i or negedge rst_ni) begin 125 1/1 if (!rst_ni) begin Tests: T1 T2 T3  126 1/1 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; Tests: T1 T2 T3  127 1/1 end else if (clr_i) begin Tests: T1 T2 T3  128 unreachable rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; 129 1/1 end else if (rptr_wrap_set) begin Tests: T1 T2 T3  130 excluded rptr_wrap_cnt_q <= rptr_wrap_set_cnt; Exclude Annotation: VC_COV_UNR 131 1/1 end else if (incr_rptr_i) begin Tests: T1 T2 T3  132 excluded rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; Exclude Annotation: VC_COV_UNR 133 end MISSING_ELSE

Cond Coverage for Instance : tb.dut.u_tlul_adapter.u_rspfifo.gen_normal_fifo.u_fifo_cnt
TotalCoveredPercent
Conditions1212100.00
Logical1212100.00
Non-Logical00
Event00

 LINE       51
 EXPRESSION (incr_wptr_i & (wptr_o == 1'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTestsExclude Annotation
01CoveredT1,T2,T3
10Excluded VC_COV_UNR
11Excluded VC_COV_UNR

 LINE       51
 SUB-EXPRESSION (wptr_o == 1'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       52
 EXPRESSION (incr_rptr_i & (rptr_o == 1'((Depth - 1))))
             -----1-----   -------------2-------------
-1--2-StatusTestsExclude Annotation
01CoveredT1,T2,T3
10Excluded VC_COV_UNR
11Excluded VC_COV_UNR

 LINE       52
 SUB-EXPRESSION (rptr_o == 1'((Depth - 1)))
                -------------1-------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       59
 EXPRESSION (wptr_wrap_cnt_q == (rptr_wrap_cnt_q ^ {1'b1, {(WrapPtrW - 1) {1'b0}}}))
            ------------------------------------1-----------------------------------
-1-StatusTestsExclude Annotation
0CoveredT1,T2,T3
1Excluded VC_COV_UNR

 LINE       61
 EXPRESSION (wptr_wrap_cnt_q == rptr_wrap_cnt_q)
            ------------------1-----------------
-1-StatusTests
0CoveredT1,T2,T3
1CoveredT1,T2,T3

 LINE       68
 EXPRESSION (full_o ? (1'(Depth)) : ((wptr_wrap_msb == rptr_wrap_msb) ? ((1'(wptr_o) - 1'(rptr_o))) : (((1'(Depth) - 1'(rptr_o)) + 1'(wptr_o)))))
             ---1--
-1-StatusTestsExclude Annotation
0CoveredT1,T2,T3
1Excluded VC_COV_UNR

 LINE       68
 SUB-EXPRESSION ((wptr_wrap_msb == rptr_wrap_msb) ? ((1'(wptr_o) - 1'(rptr_o))) : (((1'(Depth) - 1'(rptr_o)) + 1'(wptr_o))))
                 ----------------1---------------
-1-StatusTestsExclude Annotation
0Excluded VC_COV_UNR
1CoveredT1,T2,T3

 LINE       68
 SUB-EXPRESSION (wptr_wrap_msb == rptr_wrap_msb)
                ----------------1---------------
-1-StatusTestsExclude Annotation
0Excluded VC_COV_UNR
1CoveredT1,T2,T3

Branch Coverage for Instance : tb.dut.u_tlul_adapter.u_rspfifo.gen_normal_fifo.u_fifo_cnt
Line No.TotalCoveredPercent
Branches 5 5 100.00
TERNARY 68 1 1 100.00
IF 113 2 2 100.00
IF 125 2 2 100.00


68 assign depth_o = full_o ? DepthW'(Depth) : -1- ==> (Excluded) 69 wptr_wrap_msb == rptr_wrap_msb ? DepthW'(wptr_o) - DepthW'(rptr_o) : -2- ==> ==> (Excluded)

Branches:
-1--2-StatusTestsExclude Annotation
1 - Excluded VC_COV_UNR
0 1 Covered T1,T2,T3
0 0 Excluded VC_COV_UNR


113 if (!rst_ni) begin -1- 114 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 115 end else if (clr_i) begin -2- 116 wptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 117 end else if (wptr_wrap_set) begin -3- 118 wptr_wrap_cnt_q <= wptr_wrap_set_cnt; ==> (Excluded) Exclude Annotation: VC_COV_UNR 119 end else if (incr_wptr_i) begin -4- 120 wptr_wrap_cnt_q <= wptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> (Excluded) Exclude Annotation: VC_COV_UNR 121 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTestsExclude Annotation
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Excluded VC_COV_UNR
0 0 0 1 Excluded VC_COV_UNR
0 0 0 0 Covered T1,T2,T3


125 if (!rst_ni) begin -1- 126 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> 127 end else if (clr_i) begin -2- 128 rptr_wrap_cnt_q <= {WrapPtrW{1'b0}}; ==> (Unreachable) 129 end else if (rptr_wrap_set) begin -3- 130 rptr_wrap_cnt_q <= rptr_wrap_set_cnt; ==> (Excluded) Exclude Annotation: VC_COV_UNR 131 end else if (incr_rptr_i) begin -4- 132 rptr_wrap_cnt_q <= rptr_wrap_cnt_q + {{(WrapPtrW-1){1'b0}}, 1'b1}; ==> (Excluded) Exclude Annotation: VC_COV_UNR 133 end MISSING_ELSE ==>

Branches:
-1--2--3--4-StatusTestsExclude Annotation
1 - - - Covered T1,T2,T3
0 1 - - Unreachable
0 0 1 - Excluded VC_COV_UNR
0 0 0 1 Excluded VC_COV_UNR
0 0 0 0 Covered T1,T2,T3

0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%