s18.s revision 1.1
1 // Immediate dual 16b SHIFT test program. 2 // Test r4 = ASHIFT/ASHIFT (r2 by 10); 3 // Test r4 = ASHIFT/ASHIFT (r2 by 10) S; 4 // Test r4 = LSHIFT/LSHIFT (r2 by 10); 5 # mach: bfin 6 7 .include "testutils.inc" 8 start 9 10 11 // arithmetic 12 // left by largest positive magnitude of 15 (0xf) 13 // 8001 -> 8000 14 R7 = 0; 15 ASTAT = R7; 16 R0.L = 0x8001; 17 R0.H = 0x0100; 18 R6 = R0 << 15 (V); 19 DBGA ( R6.L , 0x8000 ); 20 DBGA ( R6.H , 0x0000 ); 21 CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); 22 CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); 23 CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); 24 CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 ); 25 CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 ); 26 27 // arithmetic 28 // left by largest positive magnitude of 15 (0xf) with saturation 29 R7 = 0; 30 ASTAT = R7; 31 R0.L = 0x8001; 32 R0.H = 0x0100; 33 R6 = R0 << 15 (V , S); 34 DBGA ( R6.L , 0x8000 ); 35 DBGA ( R6.H , 0x7fff ); 36 CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); 37 CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); 38 CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); 39 CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 ); 40 CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 ); 41 42 // arithmetic 43 // left by 1 44 R7 = 0; 45 ASTAT = R7; 46 R0.L = 0x8001; 47 R0.H = 0x0100; 48 R6 = R0 << 1 (V); 49 DBGA ( R6.L , 0x0002 ); 50 DBGA ( R6.H , 0x0200 ); 51 CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); 52 CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); 53 CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); 54 CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 ); 55 CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 ); 56 57 // arithmetic 58 // left by 1 saturating 59 R7 = 0; 60 ASTAT = R7; 61 R0.L = 0x8001; 62 R0.H = 0x0100; 63 R6 = R0 << 1 (V , S); 64 DBGA ( R6.L , 0x8000 ); 65 DBGA ( R6.H , 0x0200 ); 66 CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); 67 CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); 68 CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); 69 CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 ); 70 CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 ); 71 72 // arithmetic 73 // left by 15 saturating 74 R7 = 0; 75 ASTAT = R7; 76 R0.L = 0xfff0; 77 R0.H = 0x0000; 78 R6 = R0 << 15 (V , S); 79 DBGA ( R6.L , 0x8000 ); 80 DBGA ( R6.H , 0x0000 ); 81 CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); 82 CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); 83 CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); 84 CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 ); 85 CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 ); 86 87 // arithmetic 88 // right by 15 89 R7 = 0; 90 ASTAT = R7; 91 R0.L = 0x8000; 92 R0.H = 0x0100; 93 R6 = R0 >>> 15 (V); 94 DBGA ( R6.L , 0xffff ); 95 DBGA ( R6.H , 0x0000 ); 96 CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); 97 CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); 98 CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); 99 CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 ); 100 CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 ); 101 102 // arithmetic 103 // right by 15 (sat has no effect) 104 R7 = 0; 105 ASTAT = R7; 106 R0.L = 0x8000; 107 R0.H = 0x0100; 108 R6 = R0 >>> 15 (V); 109 DBGA ( R6.L , 0xffff ); 110 DBGA ( R6.H , 0x0000 ); 111 CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); 112 CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); 113 CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); 114 CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 ); 115 CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 ); 116 117 // logic 118 // right by 15 119 R7 = 0; 120 ASTAT = R7; 121 R0.L = 0x8000; 122 R0.H = 0x0100; 123 R6 = R0 >> 15 (V); 124 DBGA ( R6.L , 0x0001 ); 125 DBGA ( R6.H , 0x0000 ); 126 CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); 127 CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); 128 CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); 129 CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 ); 130 CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 ); 131 132 pass 133
Indexes created Fri May 01 00:23:41 UTC 2026