Subversion Repositories openrisc

;# bits.s

;# checks all the bit operations in MAXQ20

.text

foo:

 MOVE C, ACC.0

 MOVE C, ACC.1

 MOVE C, ACC.2

 MOVE C, ACC.3

 MOVE C, ACC.4

 MOVE C, ACC.5

 MOVE C, ACC.6

 MOVE C, ACC.7          ;8 bits on a MAXQ10 machine

 MOVE C, ACC.8

 MOVE C, ACC.9

 MOVE C, ACC.10

 MOVE C, ACC.11

 MOVE C, ACC.12

 MOVE C, ACC.13

 MOVE C, ACC.14

 MOVE C, ACC.15

 MOVE C, #0

 MOVE C, #1

 MOVE ACC.0, C

 MOVE ACC.1, C

 MOVE ACC.2, C

 MOVE ACC.3, C

 MOVE ACC.4, C

 MOVE ACC.5, C

 MOVE ACC.6, C

 MOVE ACC.7, C          ;8 bits on a MAXQ10 machine

 MOVE ACC.8, C

 MOVE ACC.9, C

 MOVE ACC.10, C

 MOVE ACC.11, C

 MOVE ACC.12, C

 MOVE ACC.13, C

 MOVE ACC.14, C

 MOVE ACC.15, C

 CPL C

 AND ACC.0       ;AND with carry

 AND ACC.1

 AND ACC.2

 AND ACC.3

 AND ACC.4

 AND ACC.5

 AND ACC.6

 AND ACC.7

 AND ACC.8

 AND ACC.9

 AND ACC.10

 AND ACC.11

 AND ACC.12

 AND ACC.13

 AND ACC.14

 AND ACC.15

 OR ACC.0        ;OR with carry

 OR ACC.1

 OR ACC.2

 OR ACC.3

 OR ACC.4

 OR ACC.5

 OR ACC.6

 OR ACC.7

 OR ACC.8

 OR ACC.9

 OR ACC.10

 OR ACC.11

 OR ACC.12

 OR ACC.13

 OR ACC.14

 OR  ACC.15

 XOR ACC.0       ;XOR with carry

 XOR ACC.1

 XOR ACC.2

 XOR ACC.3

 XOR ACC.4

 XOR ACC.5

 XOR ACC.6

 XOR ACC.7

 XOR ACC.8

 XOR ACC.9

 XOR ACC.10

 XOR ACC.11

 XOR ACC.12

 XOR ACC.13

 XOR ACC.14     ;Error condition when ACC.n and n>15

 XOR ACC.15

 MOVE C, SC.1

 MOVE C, IMR.0

 MOVE C, IC.0

 MOVE C, PSF.0           ;move program status flag bit 0