Release 14.6 - xst P.68d (nt64) Copyright (c) 1995-2013 Xilinx, Inc. All rights reserved. --> Parameter TMPDIR set to xst/projnav.tmp Total REAL time to Xst completion: 0.00 secs Total CPU time to Xst completion: 0.07 secs --> Parameter xsthdpdir set to xst Total REAL time to Xst completion: 0.00 secs Total CPU time to Xst completion: 0.07 secs --> Reading design: stateequaloutput.prj TABLE OF CONTENTS 1) Synthesis Options Summary 2) HDL Parsing 3) HDL Elaboration 4) HDL Synthesis 4.1) HDL Synthesis Report 5) Advanced HDL Synthesis 5.1) Advanced HDL Synthesis Report 6) Low Level Synthesis 7) Partition Report 8) Design Summary 8.1) Primitive and Black Box Usage 8.2) Device utilization summary 8.3) Partition Resource Summary 8.4) Timing Report 8.4.1) Clock Information 8.4.2) Asynchronous Control Signals Information 8.4.3) Timing Summary 8.4.4) Timing Details 8.4.5) Cross Clock Domains Report ========================================================================= * Synthesis Options Summary * ========================================================================= ---- Source Parameters Input File Name : "stateequaloutput.prj" Ignore Synthesis Constraint File : NO ---- Target Parameters Output File Name : "stateequaloutput" Output Format : NGC Target Device : xc6slx4-3-tqg144 ---- Source Options Top Module Name : stateequaloutput Automatic FSM Extraction : YES FSM Encoding Algorithm : Auto Safe Implementation : No FSM Style : LUT RAM Extraction : Yes RAM Style : Auto ROM Extraction : Yes Shift Register Extraction : YES ROM Style : Auto Resource Sharing : YES Asynchronous To Synchronous : NO Shift Register Minimum Size : 2 Use DSP Block : Auto Automatic Register Balancing : No ---- Target Options LUT Combining : Auto Reduce Control Sets : Auto Add IO Buffers : YES Global Maximum Fanout : 100000 Add Generic Clock Buffer(BUFG) : 16 Register Duplication : YES Optimize Instantiated Primitives : NO Use Clock Enable : Auto Use Synchronous Set : Auto Use Synchronous Reset : Auto Pack IO Registers into IOBs : Auto Equivalent register Removal : YES ---- General Options Optimization Goal : Speed Optimization Effort : 1 Power Reduction : NO Keep Hierarchy : No Netlist Hierarchy : As_Optimized RTL Output : Yes Global Optimization : AllClockNets Read Cores : YES Write Timing Constraints : NO Cross Clock Analysis : NO Hierarchy Separator : / Bus Delimiter : <> Case Specifier : Maintain Slice Utilization Ratio : 100 BRAM Utilization Ratio : 100 DSP48 Utilization Ratio : 100 Auto BRAM Packing : NO Slice Utilization Ratio Delta : 5 ========================================================================= ========================================================================= * HDL Parsing * ========================================================================= Parsing VHDL file "C:\Users\wdr\Documents\Classes\CSE460\Sring 2014\VHDL Examples\STATEEQUALOUTPUT3\stateequaloutput.vhd" into library work Parsing entity . Parsing architecture of entity . ========================================================================= * HDL Elaboration * ========================================================================= Elaborating entity (architecture ) from library . ========================================================================= * HDL Synthesis * ========================================================================= Synthesizing Unit . Related source file is "C:\Users\wdr\Documents\Classes\CSE460\Sring 2014\VHDL Examples\STATEEQUALOUTPUT3\stateequaloutput.vhd". Found 1-bit register for signal . Found 2-bit register for signal . Found finite state machine for signal . ----------------------------------------------------------------------- | States | 3 | | Transitions | 6 | | Inputs | 3 | | Outputs | 3 | | Clock | clk (rising_edge) | | Reset | reset_h (positive) | | Reset type | synchronous | | Reset State | s0 | | Power Up State | s0 | | Encoding | auto | | Implementation | LUT | ----------------------------------------------------------------------- Summary: inferred 1 D-type flip-flop(s). inferred 1 Finite State Machine(s). Unit synthesized. ========================================================================= HDL Synthesis Report Macro Statistics # Registers : 1 1-bit register : 1 # FSMs : 1 ========================================================================= ========================================================================= * Advanced HDL Synthesis * ========================================================================= ========================================================================= Advanced HDL Synthesis Report Macro Statistics # Registers : 1 Flip-Flops : 1 # FSMs : 1 ========================================================================= ========================================================================= * Low Level Synthesis * ========================================================================= Analyzing FSM for best encoding. Optimizing FSM on signal with user encoding. ------------------- State | Encoding ------------------- s0 | 00 s1 | 01 s2 | 10 ------------------- Optimizing unit ... Mapping all equations... Building and optimizing final netlist ... Found area constraint ratio of 100 (+ 5) on block stateequaloutput, actual ratio is 0. Final Macro Processing ... ========================================================================= Final Register Report Macro Statistics # Registers : 3 Flip-Flops : 3 ========================================================================= ========================================================================= * Partition Report * ========================================================================= Partition Implementation Status ------------------------------- No Partitions were found in this design. ------------------------------- ========================================================================= * Design Summary * ========================================================================= Top Level Output File Name : stateequaloutput.ngc Primitive and Black Box Usage: ------------------------------ # BELS : 4 # LUT2 : 1 # LUT4 : 3 # FlipFlops/Latches : 3 # FD : 1 # FDR : 2 # Clock Buffers : 1 # BUFGP : 1 # IO Buffers : 8 # IBUF : 4 # OBUF : 4 Device utilization summary: --------------------------- Selected Device : 6slx4tqg144-3 Slice Logic Utilization: Number of Slice Registers: 3 out of 4800 0% Number of Slice LUTs: 4 out of 2400 0% Number used as Logic: 4 out of 2400 0% Slice Logic Distribution: Number of LUT Flip Flop pairs used: 7 Number with an unused Flip Flop: 4 out of 7 57% Number with an unused LUT: 3 out of 7 42% Number of fully used LUT-FF pairs: 0 out of 7 0% Number of unique control sets: 2 IO Utilization: Number of IOs: 9 Number of bonded IOBs: 9 out of 102 8% Specific Feature Utilization: Number of BUFG/BUFGCTRLs: 1 out of 16 6% --------------------------- Partition Resource Summary: --------------------------- No Partitions were found in this design. --------------------------- ========================================================================= Timing Report NOTE: THESE TIMING NUMBERS ARE ONLY A SYNTHESIS ESTIMATE. FOR ACCURATE TIMING INFORMATION PLEASE REFER TO THE TRACE REPORT GENERATED AFTER PLACE-and-ROUTE. Clock Information: ------------------ -----------------------------------+------------------------+-------+ Clock Signal | Clock buffer(FF name) | Load | -----------------------------------+------------------------+-------+ clk | BUFGP | 3 | -----------------------------------+------------------------+-------+ Asynchronous Control Signals Information: ---------------------------------------- No asynchronous control signals found in this design Timing Summary: --------------- Speed Grade: -3 Minimum period: 1.507ns (Maximum Frequency: 663.460MHz) Minimum input arrival time before clock: 2.425ns Maximum output required time after clock: 4.649ns Maximum combinational path delay: 5.228ns Timing Details: --------------- All values displayed in nanoseconds (ns) ========================================================================= Timing constraint: Default period analysis for Clock 'clk' Clock period: 1.507ns (frequency: 663.460MHz) Total number of paths / destination ports: 6 / 3 ------------------------------------------------------------------------- Delay: 1.507ns (Levels of Logic = 1) Source: state_FSM_FFd2 (FF) Destination: request1 (FF) Source Clock: clk rising Destination Clock: clk rising Data Path: state_FSM_FFd2 to request1 Gate Net Cell:in->out fanout Delay Delay Logical Name (Net Name) ---------------------------------------- ------------ FDR:C->Q 3 0.447 0.755 state_FSM_FFd2 (state_FSM_FFd2) LUT4:I2->O 1 0.203 0.000 nxt_request11 (nxt_request1) FD:D 0.102 request1 ---------------------------------------- Total 1.507ns (0.752ns logic, 0.755ns route) (49.9% logic, 50.1% route) ========================================================================= Timing constraint: Default OFFSET IN BEFORE for Clock 'clk' Total number of paths / destination ports: 8 / 5 ------------------------------------------------------------------------- Offset: 2.425ns (Levels of Logic = 2) Source: done (PAD) Destination: request1 (FF) Destination Clock: clk rising Data Path: done to request1 Gate Net Cell:in->out fanout Delay Delay Logical Name (Net Name) ---------------------------------------- ------------ IBUF:I->O 3 1.222 0.898 done_IBUF (done_IBUF) LUT4:I0->O 1 0.203 0.000 state_FSM_FFd1-In1 (state_FSM_FFd1-In) FDR:D 0.102 state_FSM_FFd1 ---------------------------------------- Total 2.425ns (1.527ns logic, 0.898ns route) (63.0% logic, 37.0% route) ========================================================================= Timing constraint: Default OFFSET OUT AFTER for Clock 'clk' Total number of paths / destination ports: 4 / 4 ------------------------------------------------------------------------- Offset: 4.649ns (Levels of Logic = 2) Source: state_FSM_FFd1 (FF) Destination: enable (PAD) Source Clock: clk rising Data Path: state_FSM_FFd1 to enable Gate Net Cell:in->out fanout Delay Delay Logical Name (Net Name) ---------------------------------------- ------------ FDR:C->Q 6 0.447 0.849 state_FSM_FFd1 (state_FSM_FFd1) LUT2:I0->O 1 0.203 0.579 enable1 (enable_OBUF) OBUF:I->O 2.571 enable_OBUF (enable) ---------------------------------------- Total 4.649ns (3.221ns logic, 1.428ns route) (69.3% logic, 30.7% route) ========================================================================= Timing constraint: Default path analysis Total number of paths / destination ports: 1 / 1 ------------------------------------------------------------------------- Delay: 5.228ns (Levels of Logic = 3) Source: done (PAD) Destination: enable (PAD) Data Path: done to enable Gate Net Cell:in->out fanout Delay Delay Logical Name (Net Name) ---------------------------------------- ------------ IBUF:I->O 3 1.222 0.651 done_IBUF (done_IBUF) LUT2:I1->O 1 0.205 0.579 enable1 (enable_OBUF) OBUF:I->O 2.571 enable_OBUF (enable) ---------------------------------------- Total 5.228ns (3.998ns logic, 1.230ns route) (76.5% logic, 23.5% route) ========================================================================= Cross Clock Domains Report: -------------------------- Clock to Setup on destination clock clk ---------------+---------+---------+---------+---------+ | Src:Rise| Src:Fall| Src:Rise| Src:Fall| Source Clock |Dest:Rise|Dest:Rise|Dest:Fall|Dest:Fall| ---------------+---------+---------+---------+---------+ clk | 1.507| | | | ---------------+---------+---------+---------+---------+ ========================================================================= Total REAL time to Xst completion: 4.00 secs Total CPU time to Xst completion: 4.18 secs --> Total memory usage is 255764 kilobytes Number of errors : 0 ( 0 filtered) Number of warnings : 0 ( 0 filtered) Number of infos : 0 ( 0 filtered)