isp8_top_system.srr

简单的8位CPU

@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ISP_INSTR_REG[10] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ISP_INSTR_REG[11] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ISP_INSTR_REG[12] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ISP_INSTR_REG[13] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ISP_INSTR_REG[14] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ISP_INSTR_REG[15] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ISP_INSTR_REG[16] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ISP_INSTR_REG[17] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.COUT_ALU_REG of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.CARRY_FLAG_REG of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.CALL_CMD_REG of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.BZ_CMD_REG of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ALU_DOUT_REG[0] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ALU_DOUT_REG[1] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ALU_DOUT_REG[2] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ALU_DOUT_REG[3] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ALU_DOUT_REG[4] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ALU_DOUT_REG[5] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ALU_DOUT_REG[6] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance U1_test_register.ALU_DOUT_REG[7] of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
Replicating U1_test_register.G_523_i_a2, loads=285, segments=7
Replicating U1_test_register.G_628_0_0_a2, loads=284, segments=7
Replicating U1_test_register.G_1150_i_a2, loads=258, segments=25
Replicating U1_test_register.TST_CTRL1[0], loads=274, segments=6
@W: BN116 :"c:\anto_2005\reference_design\latticexp\isp8\isp8_demo\source\test_register\test_register.v":609:0:609:5|Removing sequential instance .delname. of view:LUCENT.FD1S3AX(PRIM) because there are no references to its outputs 
---------------------------------------
Resource Usage Report
Part: lfxp10c-3

Register bits: 448 of 9728 (5%)
Latch bits:      7
I/O cells:       26

Details:
AND2:           1
AND3:           4
CB2:            2
DPR16X2B:       8
FADD2:          5
FADSU2:         4
FD1P3AX:        132
FD1P3DX:        4
FD1S1A:         3
FD1S1AY:        4
FD1S3AX:        308
FD1S3IX:        4
GSR:            1
IB:             6
INV:            5
MUX21:          24
MUX321:         16
OB:             20
ORCALUT4:       2003
PFUMX:          140
SP8KA:          1
SPR16X2B:       13
VHI:            1
VLO:            1
Found clock isp8_top_system|tst_sys_clk with period 1000.00ns 
Found clock isp8_top_system|pc_clk with period 1000.00ns 
@W: MT253 :"c:\anto_2005\reference_design\latticexp\isp8\models\xp\syn\spram32x8.v":18:9:18:14|Blackbox AND3 is missing a user supplied timing model. This may have a negative effect on timing analysis and optimizations (Quality of Results) 
@W: MT253 :"c:\anto_2005\reference_design\latticexp\isp8\models\xp\syn\prom.v":30:10:30:19|Blackbox SP8KA is missing a user supplied timing model. This may have a negative effect on timing analysis and optimizations (Quality of Results) 


##### START OF TIMING REPORT #####[
# Timing Report written on Thu Jul 21 15:02:50 2005
#


Top view:               isp8_top_system
Requested Frequency:    1.0 MHz
Wire load mode:         top
Paths requested:        5
Constraint File(s):    
@N: MT195 |This timing report estimates place and route data. Please look at the place and route timing report for final timing..

@N: MT197 |Clock constraints cover only FF-to-FF paths associated with the clock..



Performance Summary 
*******************


Worst slack in design: 982.110

                                Requested     Estimated     Requested     Estimated                 Clock        Clock              
Starting Clock                  Frequency     Frequency     Period        Period        Slack       Type         Group              
------------------------------------------------------------------------------------------------------------------------------------
isp8_top_system|pc_clk          1.0 MHz       282.9 MHz     1000.000      3.535         996.465     inferred     Inferred_clkgroup_1
isp8_top_system|tst_sys_clk     1.0 MHz       55.9 MHz      1000.000      17.890        982.110     inferred     Inferred_clkgroup_0
System                          1.0 MHz       89.3 MHz      1000.000      11.202        988.798     system       default_clkgroup   
====================================================================================================================================





Clock Relationships
*******************

Clocks                                                    |    rise  to  rise     |    fall  to  fall     |    rise  to  fall   |    fall  to  rise 
----------------------------------------------------------------------------------------------------------------------------------------------------
Starting                     Ending                       |  constraint  slack    |  constraint  slack    |  constraint  slack  |  constraint  slack
----------------------------------------------------------------------------------------------------------------------------------------------------
isp8_top_system|pc_clk       isp8_top_system|pc_clk       |  No paths    -        |  1000.000    996.465  |  No paths    -      |  No paths    -    
isp8_top_system|pc_clk       isp8_top_system|tst_sys_clk  |  No paths    -        |  No paths    -        |  No paths    -      |  Diff grp    -    
isp8_top_system|tst_sys_clk  isp8_top_system|pc_clk       |  No paths    -        |  No paths    -        |  Diff grp    -      |  No paths    -    
isp8_top_system|tst_sys_clk  isp8_top_system|tst_sys_clk  |  1000.000    982.110  |  No paths    -        |  No paths    -      |  No paths    -    
====================================================================================================================================================
 Note: 'No paths' indicates there are no paths in the design for that pair of clock edges.
       'Diff grp' indicates that paths exist but the starting clock and ending clock are in different clock groups.



Interface Information 
*********************

		No IO constraint found 



====================================
Detailed Report for Clock: isp8_top_system|pc_clk
====================================



Starting Points with Worst Slack
********************************

                               Starting                                                         Arrival            
Instance                       Reference                  Type        Pin     Net               Time        Slack  
                               Clock                                                                               
---------------------------------------------------------------------------------------------