projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 8df55cb8 CM |
1 | \r |
| 2 | .EXTERN MY_LABEL2;\r | |
| 3 | .section .text;\r | |
| 4 | \r | |
| 5 | //\r | |
| 6 | //8 BIT OPERATIONS\r | |
| 7 | //\r | |
| 8 | \r | |
| 9 | //BITCLR ( Dreg , uimm5 ) ; /* (a) */\r | |
| 10 | BITCLR ( R7 , 0 ) ;\r | |
| 11 | BITCLR ( R7 , 31 ) ;\r | |
| 12 | BITCLR ( R7 , 15 ) ;\r | |
| 13 | BITCLR ( R1 , 0 ) ;\r | |
| 14 | BITCLR ( R2 , 1 ) ;\r | |
| 15 | BITCLR ( R3 , 19 ) ;\r | |
| 16 | \r | |
| 17 | //BITSET ( Dreg , uimm5 ) ; /* (a) */\r | |
| 18 | BITSET ( R7 , 0 ) ;\r | |
| 19 | BITSET ( R7 , 31 ) ;\r | |
| 20 | BITSET ( R7 , 15 ) ;\r | |
| 21 | BITSET ( R1 , 0 ) ;\r | |
| 22 | BITSET ( R2 , 1 ) ;\r | |
| 23 | BITSET ( R3 , 19 ) ;\r | |
| 24 | \r | |
| 25 | //BITTGL ( Dreg , uimm5 ) ; /* (a) */\r | |
| 26 | BITTGL ( R7 , 0 ) ;\r | |
| 27 | BITTGL ( R7 , 31 ) ;\r | |
| 28 | BITTGL ( R7 , 15 ) ;\r | |
| 29 | BITTGL ( R1 , 0 ) ;\r | |
| 30 | BITTGL ( R2 , 1 ) ;\r | |
| 31 | BITTGL ( R3 , 19 ) ;\r | |
| 32 | \r | |
| 33 | //CC = BITTST ( Dreg , uimm5 ) ; /* set CC if bit = 1 (a)*/\r | |
| 34 | CC = BITTST ( R7 , 0 ) ;\r | |
| 35 | CC = BITTST ( R7 , 31 ) ;\r | |
| 36 | CC = BITTST ( R7 , 15 ) ;\r | |
| 37 | CC = BITTST ( R1 , 0 ) ;\r | |
| 38 | CC = BITTST ( R2 , 1 ) ;\r | |
| 39 | CC = BITTST ( R3 , 19 ) ;\r | |
| 40 | \r | |
| 41 | //CC = ! BITTST ( Dreg , uimm5 ) ; /* set CC if bit = 0 (a)*/\r | |
| 42 | CC = !BITTST ( R7 , 0 ) ;\r | |
| 43 | CC = !BITTST ( R7 , 31 ) ;\r | |
| 44 | CC = !BITTST ( R7 , 15 ) ;\r | |
| 45 | CC = !BITTST ( R1 , 0 ) ;\r | |
| 46 | CC = !BITTST ( R2 , 1 ) ;\r | |
| 47 | CC = !BITTST ( R3 , 19 ) ;\r | |
| 48 | \r | |
| 49 | //Dreg = DEPOSIT ( Dreg, Dreg ) ; /* no extension (b) */\r | |
| 50 | R7 = DEPOSIT(R0, R1);\r | |
| 51 | R7 = DEPOSIT(R7, R1);\r | |
| 52 | R7 = DEPOSIT(R7, R7);\r | |
| 53 | R1 = DEPOSIT(R0, R1);\r | |
| 54 | R2 = DEPOSIT(R7, R1);\r | |
| 55 | R3 = DEPOSIT(R7, R7);\r | |
| 56 | \r | |
| 57 | //Dreg = DEPOSIT ( Dreg, Dreg ) (X) ; /* sign-extended (b) */\r | |
| 58 | R7 = DEPOSIT(R0, R1)(X);\r | |
| 59 | R7 = DEPOSIT(R7, R1)(X);\r | |
| 60 | R7 = DEPOSIT(R7, R7)(X);\r | |
| 61 | R1 = DEPOSIT(R0, R1)(X);\r | |
| 62 | R2 = DEPOSIT(R7, R1)(X);\r | |
| 63 | R3 = DEPOSIT(R7, R7)(X);\r | |
| 64 | \r | |
| 65 | //Dreg = EXTRACT ( Dreg, Dreg_lo ) (Z) ; /* zero-extended (b)*/\r | |
| 66 | R7 = EXTRACT(R0, R1.L)(Z);\r | |
| 67 | R7 = EXTRACT(R7, R1.L)(Z);\r | |
| 68 | R7 = EXTRACT(R7, R7.L)(Z);\r | |
| 69 | R1 = EXTRACT(R0, R1.L)(Z);\r | |
| 70 | R2 = EXTRACT(R7, R1.L)(Z);\r | |
| 71 | R3 = EXTRACT(R7, R7.L)(Z);\r | |
| 72 | \r | |
| 73 | //Dreg = EXTRACT ( Dreg, Dreg_lo ) (X) ; /* sign-extended (b)*/\r | |
| 74 | R7 = EXTRACT(R0, R1.L)(X);\r | |
| 75 | R7 = EXTRACT(R7, R1.L)(X);\r | |
| 76 | R7 = EXTRACT(R7, R7.L)(X);\r | |
| 77 | R1 = EXTRACT(R0, R1.L)(X);\r | |
| 78 | R2 = EXTRACT(R7, R1.L)(X);\r | |
| 79 | R3 = EXTRACT(R7, R7.L)(X);\r | |
| 80 | \r | |
| 81 | //BITMUX ( Dreg , Dreg , A0 ) (ASR) ; /* shift right, LSB is shifted out (b) */\r | |
| 82 | BITMUX(R0, R1, A0)(ASR);\r | |
| 83 | BITMUX(R0, R2, A0)(ASR);\r | |
| 84 | BITMUX(R1, R3, A0)(ASR);\r | |
| 85 | //BITMUX(R0, R0, A0)(ASR);\r | |
| 86 | \r | |
| 87 | //BITMUX ( Dreg , Dreg , A0 ) (ASL) ; /* shift left, MSB is shifted out (b) */\r | |
| 88 | //BITMUX(R0, R0, A0)(ASL);\r | |
| 89 | BITMUX(R0, R1, A0)(ASL);\r | |
| 90 | BITMUX(R1, R2, A0)(ASL);\r | |
| 91 | \r | |
| 92 | //Dreg_lo = ONES Dreg ; /* (b) */\r | |
| 93 | R0.L = ONES R0;\r | |
| 94 | R0.L = ONES R1;\r | |
| 95 | R1.L = ONES R6;\r | |
| 96 | R2.L = ONES R7;\r | |
| 97 | \r | |
| 98 | \r |