tiny16_maxii.drc.rpt

maxII16_cpu,altera的maxII系列的16位cpu

; Multiple data bits that are transferred across asynchronous clock domains are synchronized, but not all bits may be aligned in receiving clock domain                                                                                                                          ; On           ;
; Data bits are not correctly synchronized when transferred between asynchronous clock domains                                                                                                                                                                                   ; On           ;
; Only one VREF pin should be assigned to HardCopy test pin in an I/O bank (This rule does not apply to all HardCopy and HardCopy Stratix devices. This rule is used to analyze a design only when the rule applies to the design's target HardCopy or HardCopy Stratix device.) ; Off          ;
; PLL drives multiple clock network types (This rule does not apply to all HardCopy and HardCopy Stratix devices. This rule is used to analyze a design only when the rule applies to the design's target HardCopy or HardCopy Stratix device.)                                  ; Off          ;
; Design is missing fmax requirement                                                                                                                                                                                                                                             ; Off          ;
; Design is missing tco, tpd, or tsu requirement                                                                                                                                                                                                                                 ; Off          ;
+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--------------+


+---------------------------------------------------+
; Design Assistant Results Summary                  ;
+----------------------------+----------------------+
; Severity of Rule violation ; Number of violations ;
+----------------------------+----------------------+
; Critical                   ; 2                    ;
; High                       ; 2                    ;
; Medium                     ; 1                    ;
; Information only           ; 58                   ;
+----------------------------+----------------------+


+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
; Critical                                                                                                                                                                                       ;
+----------------------------------------------------------------------------------------------------+-------------------------------------------------------------------------------------------+
; Rule name                                                                                          ; Name                                                                                      ;
+----------------------------------------------------------------------------------------------------+-------------------------------------------------------------------------------------------+
; Combinational logic used as clock signal should be implemented according to Altera standard scheme ; flash:flash|UFM:flash|UFM_altufm_parallel_pej:UFM_altufm_parallel_pej_component|ufm_drclk ;
; Combinational logic used as clock signal should be implemented according to Altera standard scheme ; flash:flash|UFM:flash|UFM_altufm_parallel_pej:UFM_altufm_parallel_pej_component|ufm_arclk ;
+----------------------------------------------------------------------------------------------------+-------------------------------------------------------------------------------------------+


+------------------------------------------------------------------------------------------------------------------------------------+
; High                                                                                                                               ;
+----------------------------------------+-------------------------------------------------------------------------------------------+
; Rule name                              ; Name                                                                                      ;
+----------------------------------------+-------------------------------------------------------------------------------------------+
; Clock signal should be a global signal ; flash:flash|UFM:flash|UFM_altufm_parallel_pej:UFM_altufm_parallel_pej_component|ufm_drclk ;
; Clock signal should be a global signal ; flash:flash|UFM:flash|UFM_altufm_parallel_pej:UFM_altufm_parallel_pej_component|ufm_arclk ;
+----------------------------------------+-------------------------------------------------------------------------------------------+


+---------------------------------------------------------------------------------------------------------------------------------------------------------------------+
; Medium                                                                                                                                                              ;
+---------------------------------------------------------+-----------------------------------------------------------------------------------------------------------+
; Rule name                                               ; Name                                                                                                      ;
+---------------------------------------------------------+-----------------------------------------------------------------------------------------------------------+
; Clock signal source should drive only input clock ports ; flash:flash|UFM:flash|UFM_altufm_parallel_pej:UFM_altufm_parallel_pej_component|wire_maxii_ufm_block1_osc ;
+---------------------------------------------------------+-----------------------------------------------------------------------------------------------------------+


+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
; Information only                                                                                                                                                        ;
+---------------------------------------------------+-----------------------------------------------------------------------------------------------------------+---------+
; Rule name                                         ; Name                                                                                                      ; Fan-Out ;
+---------------------------------------------------+-----------------------------------------------------------------------------------------------------------+---------+
; Nodes with more than specified number of fan-outs ; flash:flash|UFM:flash|UFM_altufm_parallel_pej:UFM_altufm_parallel_pej_component|wire_maxii_ufm_block1_osc ; 224     ;
; Nodes with more than specified number of fan-outs ; tiny16:cpu|fsm.exec_2                                                                                     ; 47      ;
; Nodes with more than specified number of fan-outs ; tiny16:cpu|fsm.exec_1                                                                                     ; 94      ;
; Nodes with more than specified number of fan-outs ; tiny16:cpu|ir[10]                                                                                         ; 42      ;
; Nodes with more than specified number of fan-outs ; tiny16:cpu|ir[9]                                                                                          ; 44      ;
; Nodes with more than specified number of fan-outs ; tiny16:cpu|reduce_nor~26                                                                                  ; 36      ;
; Nodes with more than specified number of fan-outs ; tiny16:cpu|ir[0]                                                                                          ; 41      ;
; Nodes with more than specified number of fan-outs ; tiny16:cpu|reduce_nor~28                                                                                  ; 35      ;
; Top nodes with highest fan-out                    ; flash:flash|UFM:flash|UFM_altufm_parallel_pej:UFM_altufm_parallel_pej_component|wire_maxii_ufm_block1_osc ; 224     ;
; Top nodes with highest fan-out                    ; tiny16:cpu|fsm.exec_1                                                                                     ; 94      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|fsm.exec_2                                                                                     ; 47      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir[9]                                                                                          ; 44      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir[10]                                                                                         ; 42      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir[0]                                                                                          ; 41      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|reduce_nor~26                                                                                  ; 36      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|reduce_nor~28                                                                                  ; 35      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|reduce_nor~40                                                                                  ; 30      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir[14]                                                                                         ; 28      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir[15]                                                                                         ; 28      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|reduce_nor~33                                                                                  ; 25      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir[11]                                                                                         ; 24      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir[8]                                                                                          ; 23      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|reduce_nor~21                                                                                  ; 21      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|address[15]~1598                                                                               ; 20      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|reduce_nor~27                                                                                  ; 20      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|data_out[0]~612                                                                                ; 18      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir[3]                                                                                          ; 18      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ir_ena~0                                                                                       ; 18      ;
; Top nodes with highest fan-out                    ; flash:flash|UFM:flash|UFM_altufm_parallel_pej:UFM_altufm_parallel_pej_component|in_read_drclk~216         ; 17      ;
; Top nodes with highest fan-out                    ; reduce_nor~1014                                                                                           ; 17      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|ra_data[2]~4923                                                                                ; 17      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|fsm.fetch                                                                                      ; 16      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|sp[14]~672                                                                                     ; 16      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|alu_b[15]~1232                                                                                 ; 16      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|sp_ena~205                                                                                     ; 16      ;
; Top nodes with highest fan-out                    ; tiny16:cpu|sp[14]~836                                                                                     ; 16      ;