================================================================ == Vivado HLS Report for 'vector_mult' ================================================================ * Date: Mon Mar 19 11:20:05 2018 * Version: 2017.4 (Build 2086221 on Fri Dec 15 21:13:33 MST 2017) * Project: vector_mult * Solution: solution1 * Product family: zynq * Target device: xc7z020clg484-1 ================================================================ == Performance Estimates ================================================================ + Timing (ns): * Summary: +--------+-------+----------+------------+ | Clock | Target| Estimated| Uncertainty| +--------+-------+----------+------------+ |ap_clk | 10.00| 8.75| 1.25| +--------+-------+----------+------------+ + Latency (clock cycles): * Summary: +-----+-----+-----+-----+---------+ | Latency | Interval | Pipeline| | min | max | min | max | Type | +-----+-----+-----+-----+---------+ | 32| 32| 32| 32| none | +-----+-----+-----+-----+---------+ + Detail: * Instance: N/A * Loop: +--------------------+-----+-----+----------+-----------+-----------+------+----------+ | | Latency | Iteration| Initiation Interval | Trip | | | Loop Name | min | max | Latency | achieved | target | Count| Pipelined| +--------------------+-----+-----+----------+-----------+-----------+------+----------+ |- vector_mult_loop | 25| 25| 12| 2| 1| 8| yes | +--------------------+-----+-----+----------+-----------+-----------+------+----------+ ============================================================ + Verbose Summary: Synthesis Manager ============================================================ InlineROM: 1 ExposeGlobal: 0 ============================================================ + Verbose Summary: CDFG Model ============================================================ IsTopModel: 1 ResetActiveHigh: 1 IsCombinational: 0 IsDatapathOnly: 0 HasWiredReturn: 1 HasMFsm: 0 HasVarLatency: 1 IsPipeline: 0 IsRtlPipelined: 0 IsInstanceOverlapped: 0 IsDontTouch: 0 HasImplIP: 0 IsGatedGlobalClock: 0 + Individual pipeline summary: * Pipeline-0: initiation interval (II) = 2, depth = 12 ============================================================ + Verbose Summary: Schedule ============================================================ * Number of FSM states : 19 * Pipeline : 1 Pipeline-0 : II = 2, D = 12, States = { 3 4 5 6 7 8 9 10 11 12 13 14 } * Dataflow Pipeline: 0 * FSM state transitions: 1 --> 2 / true 2 --> 3 / true 3 --> 15 / (exitcond) 4 / (!exitcond) 4 --> 5 / true 5 --> 6 / true 6 --> 7 / true 7 --> 8 / true 8 --> 9 / true 9 --> 10 / true 10 --> 11 / true 11 --> 12 / true 12 --> 13 / true 13 --> 14 / true 14 --> 3 / true 15 --> 16 / true 16 --> 17 / true 17 --> 18 / true 18 --> 19 / true 19 --> * FSM state operations: : 1.00ns ST_1 : Operation 20 [1/1] (1.00ns) ---> "%result_read = call i32 @_ssdm_op_Read.s_axilite.i32(i32 %result)" ---> Core 10 's_axilite' ST_1 : Operation 21 [1/1] (1.00ns) ---> "%B_read = call i32 @_ssdm_op_Read.s_axilite.i32(i32 %B)" ---> Core 10 's_axilite' ST_1 : Operation 22 [1/1] (1.00ns) ---> "%A_read = call i32 @_ssdm_op_Read.s_axilite.i32(i32 %A)" ---> Core 10 's_axilite' ST_1 : Operation 23 [1/1] (0.00ns) ---> "%result5 = call i30 @_ssdm_op_PartSelect.i30.i32.i32.i32(i32 %result_read, i32 2, i32 31)" ST_1 : Operation 24 [1/1] (0.00ns) ---> "%tmp = call i30 @_ssdm_op_PartSelect.i30.i32.i32.i32(i32 %B_read, i32 2, i32 31)" ST_1 : Operation 25 [1/1] (0.00ns) ---> "%tmp_4 = call i30 @_ssdm_op_PartSelect.i30.i32.i32.i32(i32 %A_read, i32 2, i32 31)" : 8.75ns ST_2 : Operation 26 [1/1] (0.00ns) ---> "%tmp_3 = zext i30 %result5 to i64" ST_2 : Operation 27 [1/1] (0.00ns) ---> "%gmem_addr = getelementptr i32* %gmem, i64 %tmp_3" ST_2 : Operation 28 [1/1] (0.00ns) ---> "%tmp_4_cast = zext i30 %tmp to i31" ST_2 : Operation 29 [1/1] (0.00ns) ---> "%tmp_5_cast = zext i30 %tmp_4 to i31" ST_2 : Operation 30 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecBitsMap(i32* %gmem), !map !11" ST_2 : Operation 31 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecTopModule([12 x i8]* @vector_mult_str) nounwind" ST_2 : Operation 32 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecInterface(i32 0, [10 x i8]* @p_str, i32 0, i32 0, [1 x i8]* @p_str1, i32 0, i32 0, [1 x i8]* @p_str1, [1 x i8]* @p_str1, [1 x i8]* @p_str1, i32 0, i32 0, i32 0, i32 0, [1 x i8]* @p_str1, [1 x i8]* @p_str1) nounwind" [vector_mult/vector_mult.cpp:5] ST_2 : Operation 33 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecInterface(i32 %result, [10 x i8]* @mode5, i32 0, i32 0, [1 x i8]* @p_str1, i32 0, i32 32, [1 x i8]* @bundle6, [6 x i8]* @p_str3, [1 x i8]* @p_str1, i32 16, i32 16, i32 16, i32 16, [1 x i8]* @p_str1, [1 x i8]* @p_str1)" ST_2 : Operation 34 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecInterface(i32 %B, [10 x i8]* @mode3, i32 0, i32 0, [1 x i8]* @p_str1, i32 0, i32 32, [1 x i8]* @bundle4, [6 x i8]* @p_str3, [1 x i8]* @p_str1, i32 16, i32 16, i32 16, i32 16, [1 x i8]* @p_str1, [1 x i8]* @p_str1)" ST_2 : Operation 35 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecInterface(i32* %gmem, [6 x i8]* @p_str2, i32 0, i32 0, [1 x i8]* @p_str1, i32 0, i32 32, [1 x i8]* @p_str1, [6 x i8]* @p_str3, [1 x i8]* @p_str1, i32 16, i32 16, i32 16, i32 16, [1 x i8]* @p_str1, [1 x i8]* @p_str1)" ST_2 : Operation 36 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecInterface(i32 %A, [10 x i8]* @mode, i32 0, i32 0, [1 x i8]* @p_str1, i32 0, i32 32, [1 x i8]* @bundle, [6 x i8]* @p_str3, [1 x i8]* @p_str1, i32 16, i32 16, i32 16, i32 16, [1 x i8]* @p_str1, [1 x i8]* @p_str1)" ST_2 : Operation 37 [1/1] (8.75ns) ---> "%gmem_addr_wr_req = call i1 @_ssdm_op_WriteReq.m_axi.i32P(i32* %gmem_addr, i32 8)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_2 : Operation 38 [1/1] (1.76ns) ---> "br label %1" [vector_mult/vector_mult.cpp:8] : 2.49ns ST_3 : Operation 39 [1/1] (0.00ns) ---> "%i = phi i4 [ 0, %0 ], [ %i_1, %2 ]" ST_3 : Operation 40 [1/1] (1.30ns) ---> "%exitcond = icmp eq i4 %i, -8" [vector_mult/vector_mult.cpp:8] ---> Core 25 'Cmp' ST_3 : Operation 41 [1/1] (1.73ns) ---> "%i_1 = add i4 %i, 1" [vector_mult/vector_mult.cpp:8] ---> Core 14 'AddSub' ST_3 : Operation 42 [1/1] (0.00ns) ---> "br i1 %exitcond, label %3, label %2" [vector_mult/vector_mult.cpp:8] ST_3 : Operation 43 [1/1] (0.00ns) ---> "%tmp_cast = zext i4 %i to i31" [vector_mult/vector_mult.cpp:8] ST_3 : Operation 44 [1/1] (2.49ns) ---> "%A2_sum = add i31 %tmp_cast, %tmp_5_cast" [vector_mult/vector_mult.cpp:8] ---> Core 14 'AddSub' ST_3 : Operation 45 [1/1] (2.49ns) ---> "%B4_sum = add i31 %tmp_cast, %tmp_4_cast" [vector_mult/vector_mult.cpp:8] ---> Core 14 'AddSub' : 8.75ns ST_4 : Operation 46 [1/1] (0.00ns) ---> "%A2_sum_cast = zext i31 %A2_sum to i64" [vector_mult/vector_mult.cpp:8] ST_4 : Operation 47 [1/1] (0.00ns) ---> "%gmem_addr_1 = getelementptr i32* %gmem, i64 %A2_sum_cast" [vector_mult/vector_mult.cpp:8] ST_4 : Operation 48 [7/7] (8.75ns) ---> "%gmem_load_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_1, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_5 : Operation 49 [6/7] (8.75ns) ---> "%gmem_load_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_1, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_5 : Operation 50 [1/1] (0.00ns) ---> "%B4_sum_cast = zext i31 %B4_sum to i64" [vector_mult/vector_mult.cpp:8] ST_5 : Operation 51 [1/1] (0.00ns) ---> "%gmem_addr_2 = getelementptr i32* %gmem, i64 %B4_sum_cast" [vector_mult/vector_mult.cpp:8] ST_5 : Operation 52 [7/7] (8.75ns) ---> "%gmem_load_1_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_2, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_6 : Operation 53 [5/7] (8.75ns) ---> "%gmem_load_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_1, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_6 : Operation 54 [6/7] (8.75ns) ---> "%gmem_load_1_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_2, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_7 : Operation 55 [4/7] (8.75ns) ---> "%gmem_load_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_1, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_7 : Operation 56 [5/7] (8.75ns) ---> "%gmem_load_1_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_2, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_8 : Operation 57 [3/7] (8.75ns) ---> "%gmem_load_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_1, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_8 : Operation 58 [4/7] (8.75ns) ---> "%gmem_load_1_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_2, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_9 : Operation 59 [2/7] (8.75ns) ---> "%gmem_load_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_1, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_9 : Operation 60 [3/7] (8.75ns) ---> "%gmem_load_1_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_2, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_10 : Operation 61 [1/7] (8.75ns) ---> "%gmem_load_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_1, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_10 : Operation 62 [2/7] (8.75ns) ---> "%gmem_load_1_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_2, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_11 : Operation 63 [1/1] (8.75ns) ---> "%gmem_addr_1_read = call i32 @_ssdm_op_Read.m_axi.i32P(i32* %gmem_addr_1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_11 : Operation 64 [1/7] (8.75ns) ---> "%gmem_load_1_req = call i1 @_ssdm_op_ReadReq.m_axi.i32P(i32* %gmem_addr_2, i32 1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_12 : Operation 65 [1/1] (8.75ns) ---> "%gmem_addr_2_read = call i32 @_ssdm_op_Read.m_axi.i32P(i32* %gmem_addr_2)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.51ns ST_13 : Operation 66 [1/1] (8.51ns) ---> "%tmp_1 = mul nsw i32 %gmem_addr_2_read, %gmem_addr_1_read" [vector_mult/vector_mult.cpp:9] ---> Core 16 'Mul' : 8.75ns ST_14 : Operation 67 [1/1] (0.00ns) ---> "%empty = call i32 (...)* @_ssdm_op_SpecLoopTripCount(i64 8, i64 8, i64 8) nounwind" ST_14 : Operation 68 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecLoopName([17 x i8]* @p_str4) nounwind" [vector_mult/vector_mult.cpp:9] ST_14 : Operation 69 [1/1] (0.00ns) ---> "%tmp_2 = call i32 (...)* @_ssdm_op_SpecRegionBegin([17 x i8]* @p_str4) nounwind" [vector_mult/vector_mult.cpp:9] ST_14 : Operation 70 [1/1] (0.00ns) ---> "call void (...)* @_ssdm_op_SpecPipeline(i32 -1, i32 1, i32 1, i32 0, [1 x i8]* @p_str1) nounwind" [vector_mult/vector_mult.cpp:10] ST_14 : Operation 71 [1/1] (8.75ns) ---> "call void @_ssdm_op_Write.m_axi.i32P(i32* %gmem_addr, i32 %tmp_1, i4 -1)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_14 : Operation 72 [1/1] (0.00ns) ---> "%empty_4 = call i32 (...)* @_ssdm_op_SpecRegionEnd([17 x i8]* @p_str4, i32 %tmp_2) nounwind" [vector_mult/vector_mult.cpp:9] ST_14 : Operation 73 [1/1] (0.00ns) ---> "br label %1" [vector_mult/vector_mult.cpp:8] : 8.75ns ST_15 : Operation 74 [5/5] (8.75ns) ---> "%gmem_addr_wr_resp = call i1 @_ssdm_op_WriteResp.m_axi.i32P(i32* %gmem_addr)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_16 : Operation 75 [4/5] (8.75ns) ---> "%gmem_addr_wr_resp = call i1 @_ssdm_op_WriteResp.m_axi.i32P(i32* %gmem_addr)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_17 : Operation 76 [3/5] (8.75ns) ---> "%gmem_addr_wr_resp = call i1 @_ssdm_op_WriteResp.m_axi.i32P(i32* %gmem_addr)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_18 : Operation 77 [2/5] (8.75ns) ---> "%gmem_addr_wr_resp = call i1 @_ssdm_op_WriteResp.m_axi.i32P(i32* %gmem_addr)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' : 8.75ns ST_19 : Operation 78 [1/5] (8.75ns) ---> "%gmem_addr_wr_resp = call i1 @_ssdm_op_WriteResp.m_axi.i32P(i32* %gmem_addr)" [vector_mult/vector_mult.cpp:9] ---> Core 9 'm_axi' ST_19 : Operation 79 [1/1] (0.00ns) ---> "ret void" [vector_mult/vector_mult.cpp:12] ============================================================ + Verbose Summary: Timing violations ============================================================ Target clock period: 10ns, clock uncertainty: 1.25ns. : 1ns The critical path consists of the following: s_axi read on port 'result' [5] (1 ns) : 8.75ns The critical path consists of the following: 'getelementptr' operation ('gmem_addr') [10] (0 ns) bus request on port 'gmem' (vector_mult/vector_mult.cpp:9) [22] (8.75 ns) : 2.49ns The critical path consists of the following: 'phi' operation ('i') with incoming values : ('i', vector_mult/vector_mult.cpp:8) [25] (0 ns) 'add' operation ('A2_sum', vector_mult/vector_mult.cpp:8) [35] (2.49 ns) : 8.75ns The critical path consists of the following: 'getelementptr' operation ('gmem_addr_1', vector_mult/vector_mult.cpp:8) [37] (0 ns) bus request on port 'gmem' (vector_mult/vector_mult.cpp:9) [38] (8.75 ns) : 8.75ns The critical path consists of the following: bus request on port 'gmem' (vector_mult/vector_mult.cpp:9) [38] (8.75 ns) : 8.75ns The critical path consists of the following: bus request on port 'gmem' (vector_mult/vector_mult.cpp:9) [38] (8.75 ns) : 8.75ns The critical path consists of the following: bus request on port 'gmem' (vector_mult/vector_mult.cpp:9) [38] (8.75 ns) : 8.75ns The critical path consists of the following: bus request on port 'gmem' (vector_mult/vector_mult.cpp:9) [38] (8.75 ns) : 8.75ns The critical path consists of the following: bus request on port 'gmem' (vector_mult/vector_mult.cpp:9) [38] (8.75 ns) : 8.75ns The critical path consists of the following: bus request on port 'gmem' (vector_mult/vector_mult.cpp:9) [38] (8.75 ns) : 8.75ns The critical path consists of the following: bus read on port 'gmem' (vector_mult/vector_mult.cpp:9) [39] (8.75 ns) : 8.75ns The critical path consists of the following: bus read on port 'gmem' (vector_mult/vector_mult.cpp:9) [44] (8.75 ns) : 8.51ns The critical path consists of the following: 'mul' operation ('tmp_1', vector_mult/vector_mult.cpp:9) [45] (8.51 ns) : 8.75ns The critical path consists of the following: bus write on port 'gmem' (vector_mult/vector_mult.cpp:9) [46] (8.75 ns) : 8.75ns The critical path consists of the following: bus access on port 'gmem' (vector_mult/vector_mult.cpp:9) [50] (8.75 ns) : 8.75ns The critical path consists of the following: bus access on port 'gmem' (vector_mult/vector_mult.cpp:9) [50] (8.75 ns) : 8.75ns The critical path consists of the following: bus access on port 'gmem' (vector_mult/vector_mult.cpp:9) [50] (8.75 ns) : 8.75ns The critical path consists of the following: bus access on port 'gmem' (vector_mult/vector_mult.cpp:9) [50] (8.75 ns) : 8.75ns The critical path consists of the following: bus access on port 'gmem' (vector_mult/vector_mult.cpp:9) [50] (8.75 ns) ============================================================ + Verbose Summary: Binding ============================================================ N/A * FSMD analyzer results: - Output states: - Input state : - Chain level: State 1 State 2 State 3 State 4 State 5 State 6 State 7 State 8 State 9 State 10 State 11 State 12 State 13 State 14 State 15 State 16 State 17 State 18 State 19 ============================================================ + Verbose Summary: Datapath Resource usage ============================================================ N/A