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Release 7.1.04i - xst H.42
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Copyright (c) 1995-2005 Xilinx, Inc. All rights reserved.
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--> Parameter TMPDIR set to __projnav
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CPU : 0.00 / 2.52 s | Elapsed : 0.00 / 2.00 s
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--> Parameter xsthdpdir set to ./xst
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CPU : 0.00 / 2.52 s | Elapsed : 0.00 / 2.00 s
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--> Reading design: updater.prj
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TABLE OF CONTENTS
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1) Synthesis Options Summary
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2) HDL Compilation
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3) HDL Analysis
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4) HDL Synthesis
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5) Advanced HDL Synthesis
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5.1) HDL Synthesis Report
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6) Low Level Synthesis
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7) Final Report
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7.1) Device utilization summary
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7.2) TIMING REPORT
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=========================================================================
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* Synthesis Options Summary *
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=========================================================================
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---- Source Parameters
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Input File Name : "updater.prj"
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Input Format : mixed
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Ignore Synthesis Constraint File : NO
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---- Target Parameters
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Output File Name : "updater"
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Output Format : NGC
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Target Device : xc2v2000-6-bg575
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---- Source Options
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Top Module Name : updater
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Automatic FSM Extraction : YES
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FSM Encoding Algorithm : Auto
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FSM Style : lut
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RAM Extraction : Yes
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RAM Style : Auto
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ROM Extraction : Yes
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ROM Style : Auto
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Mux Extraction : YES
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Mux Style : Auto
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Decoder Extraction : YES
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Priority Encoder Extraction : YES
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Shift Register Extraction : YES
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Logical Shifter Extraction : YES
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XOR Collapsing : YES
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Resource Sharing : YES
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Multiplier Style : auto
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Automatic Register Balancing : No
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---- Target Options
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Add IO Buffers : YES
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Global Maximum Fanout : 500
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Add Generic Clock Buffer(BUFG) : 16
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Register Duplication : YES
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Equivalent register Removal : YES
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Slice Packing : YES
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Pack IO Registers into IOBs : auto
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---- General Options
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Optimization Goal : Speed
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Optimization Effort : 2
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Keep Hierarchy : NO
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Global Optimization : AllClockNets
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RTL Output : Yes
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Write Timing Constraints : NO
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Hierarchy Separator : _
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Bus Delimiter : <>
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Case Specifier : maintain
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Slice Utilization Ratio : 100
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Slice Utilization Ratio Delta : 5
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---- Other Options
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lso : updater.lso
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Read Cores : YES
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cross_clock_analysis : NO
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verilog2001 : YES
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safe_implementation : No
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Optimize Instantiated Primitives : NO
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tristate2logic : Yes
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use_clock_enable : Yes
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use_sync_set : Yes
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use_sync_reset : Yes
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enable_auto_floorplanning : No
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=========================================================================
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=========================================================================
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* HDL Compilation *
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=========================================================================
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Compiling vhdl file "C:/Xilinx/bin/ArithmeticCoder/UPDATER.vhd" in Library work.
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Entity compiled.
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Entity (Architecture ) compiled.
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=========================================================================
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* HDL Analysis *
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=========================================================================
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Analyzing Entity (Architecture ).
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Entity analyzed. Unit generated.
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=========================================================================
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* HDL Synthesis *
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=========================================================================
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Synthesizing Unit .
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Related source file is "C:/Xilinx/bin/ArithmeticCoder/UPDATER.vhd".
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Found 8-bit 4-to-1 multiplexer for signal .
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Found 8-bit 4-to-1 multiplexer for signal .
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Found 1-bit register for signal .
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Found 8-bit adder for signal <$n0009> created at line 50.
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Found 8-bit adder for signal <$n0011> created at line 72.
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Found 8-bit adder for signal <$n0012> created at line 83.
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Found 8-bit adder for signal <$n0013> created at line 61.
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Found 8-bit register for signal .
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Found 8-bit register for signal .
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Found 8-bit register for signal .
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Found 8-bit register for signal .
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Found 8-bit register for signal .
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Found 1-bit xor2 for signal .
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Summary:
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inferred 1 D-type flip-flop(s).
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inferred 4 Adder/Subtractor(s).
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inferred 16 Multiplexer(s).
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Unit synthesized.
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=========================================================================
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* Advanced HDL Synthesis *
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=========================================================================
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Advanced RAM inference ...
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Advanced multiplier inference ...
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Advanced Registered AddSub inference ...
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Dynamic shift register inference ...
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=========================================================================
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HDL Synthesis Report
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Macro Statistics
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# Adders/Subtractors : 4
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8-bit adder : 4
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# Registers : 6
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1-bit register : 1
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8-bit register : 5
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# Multiplexers : 2
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8-bit 4-to-1 multiplexer : 2
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# Xors : 1
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1-bit xor2 : 1
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=========================================================================
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=========================================================================
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* Low Level Synthesis *
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=========================================================================
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Optimizing unit ...
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Loading device for application Rf_Device from file '2v2000.nph' in environment C:/Xilinx.
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Mapping all equations...
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Building and optimizing final netlist ...
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Found area constraint ratio of 100 (+ 5) on block updater, actual ratio is 0.
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=========================================================================
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* Final Report *
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=========================================================================
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Final Results
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RTL Top Level Output File Name : updater.ngr
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Top Level Output File Name : updater
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Output Format : NGC
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Optimization Goal : Speed
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Keep Hierarchy : NO
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Design Statistics
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# IOs : 37
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Macro Statistics :
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# Registers : 41
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# 1-bit register : 41
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# Multiplexers : 2
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# 8-bit 4-to-1 multiplexer : 2
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# Adders/Subtractors : 4
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# 8-bit adder : 4
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Cell Usage :
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# BELS : 123
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# GND : 1
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# INV : 3
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# LUT1 : 27
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# LUT2 : 2
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# LUT3 : 6
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# LUT4 : 20
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# MUXCY : 28
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# MUXF5 : 8
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# VCC : 1
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# XORCY : 27
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# FlipFlops/Latches : 41
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# FDR : 36
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# FDS : 5
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# Clock Buffers : 1
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# BUFGP : 1
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# IO Buffers : 36
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# IBUF : 19
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# OBUF : 17
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=========================================================================
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Device utilization summary:
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---------------------------
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Selected Device : 2v2000bg575-6
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Number of Slices: 32 out of 10752 0%
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Number of Slice Flip Flops: 41 out of 21504 0%
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Number of 4 input LUTs: 55 out of 21504 0%
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Number of bonded IOBs: 37 out of 408 9%
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Number of GCLKs: 1 out of 16 6%
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=========================================================================
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TIMING REPORT
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NOTE: THESE TIMING NUMBERS ARE ONLY A SYNTHESIS ESTIMATE.
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FOR ACCURATE TIMING INFORMATION PLEASE REFER TO THE TRACE REPORT
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GENERATED AFTER PLACE-and-ROUTE.
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Clock Information:
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------------------
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-----------------------------------+------------------------+-------+
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Clock Signal | Clock buffer(FF name) | Load |
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-----------------------------------+------------------------+-------+
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CLOCK | BUFGP | 41 |
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-----------------------------------+------------------------+-------+
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Timing Summary:
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---------------
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Speed Grade: -6
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Minimum period: No path found
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Minimum input arrival time before clock: 5.430ns
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Maximum output required time after clock: 5.814ns
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Maximum combinational path delay: 8.314ns
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Timing Detail:
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--------------
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All values displayed in nanoseconds (ns)
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=========================================================================
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Timing constraint: Default OFFSET IN BEFORE for Clock 'CLOCK'
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Total number of paths / destination ports: 291 / 82
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-------------------------------------------------------------------------
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Offset: 5.430ns (Levels of Logic = 11)
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Source: NUMERATOR<2> (PAD)
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Destination: NUMERATOR4_7 (FF)
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Destination Clock: CLOCK rising
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Data Path: NUMERATOR<2> to NUMERATOR4_7
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Gate Net
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Cell:in->out fanout Delay Delay Logical Name (Net Name)
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---------------------------------------- ------------
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IBUF:I->O 3 0.653 0.760 NUMERATOR_2_IBUF (NUMERATOR_2_IBUF)
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LUT1:I0->O 1 0.347 0.000 NUMERATOR_2_IBUF_rt1 (NUMERATOR_2_IBUF_rt1)
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MUXCY:S->O 1 0.235 0.000 updater__n0013<1>cy (updater__n0013<1>_cyo)
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MUXCY:CI->O 1 0.042 0.000 updater__n0013<2>cy (updater__n0013<2>_cyo)
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MUXCY:CI->O 1 0.042 0.000 updater__n0013<3>cy (updater__n0013<3>_cyo)
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MUXCY:CI->O 1 0.042 0.000 updater__n0013<4>cy (updater__n0013<4>_cyo)
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MUXCY:CI->O 1 0.042 0.000 updater__n0013<5>cy (updater__n0013<5>_cyo)
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XORCY:CI->O 2 0.824 0.744 updater__n0013<6>_xor (_n0013<6>)
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LUT1:I0->O 1 0.347 0.000 _n0013<6>_rt (_n0013<6>_rt)
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MUXCY:S->O 0 0.235 0.000 updater__n0011<6>cy (updater__n0011<6>_cyo)
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XORCY:CI->O 1 0.824 0.000 updater__n0011<7>_xor (_n0011<7>)
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FDR:D 0.293 NUMERATOR4_7
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----------------------------------------
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Total 5.430ns (3.926ns logic, 1.504ns route)
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(72.3% logic, 27.7% route)
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=========================================================================
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Timing constraint: Default OFFSET OUT AFTER for Clock 'CLOCK'
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Total number of paths / destination ports: 41 / 17
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-------------------------------------------------------------------------
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Offset: 5.814ns (Levels of Logic = 3)
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Source: NUMERATOR2_7 (FF)
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Destination: NUMERATOR_OUT<7> (PAD)
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Source Clock: CLOCK rising
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Data Path: NUMERATOR2_7 to NUMERATOR_OUT<7>
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Gate Net
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Cell:in->out fanout Delay Delay Logical Name (Net Name)
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---------------------------------------- ------------
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FDR:C->Q 1 0.449 0.548 NUMERATOR2_7 (NUMERATOR2_7)
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LUT4:I1->O 1 0.347 0.000 DENOMINATOR_OUT<0>_DENOMINATOR_OUT<0>_rn_6_F (N25)
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MUXF5:I0->O 1 0.345 0.383 DENOMINATOR_OUT<0>_DENOMINATOR_OUT<0>_rn_6 (NUMERATOR_OUT_7_OBUF)
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OBUF:I->O 3.743 NUMERATOR_OUT_7_OBUF (NUMERATOR_OUT<7>)
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----------------------------------------
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Total 5.814ns (4.884ns logic, 0.930ns route)
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(84.0% logic, 16.0% route)
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=========================================================================
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Timing constraint: Default path analysis
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Total number of paths / destination ports: 204 / 16
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-------------------------------------------------------------------------
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Delay: 8.314ns (Levels of Logic = 5)
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Source: DENOMINATOR<0> (PAD)
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Destination: DENOMINATOR_OUT<1> (PAD)
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Data Path: DENOMINATOR<0> to DENOMINATOR_OUT<1>
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Gate Net
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Cell:in->out fanout Delay Delay Logical Name (Net Name)
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---------------------------------------- ------------
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IBUF:I->O 2 0.653 0.743 DENOMINATOR_0_IBUF (DENOMINATOR_0_IBUF)
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LUT4:I0->O 23 0.347 1.007 _n00144 (CHOICE167)
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LUT2:I0->O 2 0.347 0.744 _n001410 (HALVE_VALUES)
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LUT4:I0->O 1 0.347 0.383 DENOMINATOR_OUT<1>1 (DENOMINATOR_OUT_1_OBUF)
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OBUF:I->O 3.743 DENOMINATOR_OUT_1_OBUF (DENOMINATOR_OUT<1>)
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----------------------------------------
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Total 8.314ns (5.437ns logic, 2.877ns route)
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(65.4% logic, 34.6% route)
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=========================================================================
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CPU : 6.39 / 8.98 s | Elapsed : 7.00 / 9.00 s
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petebleack |
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-->
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Total memory usage is 121148 kilobytes
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Number of errors : 0 ( 0 filtered)
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Number of warnings : 0 ( 0 filtered)
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Number of infos : 0 ( 0 filtered)
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