projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 1d7b4a70 MF |
1 | // ALU test program. |
| 2 | // Test instructions | |
| 3 | // rL4= L+L (r2,r3); | |
| 4 | // rH4= L+H (r2,r3) S; | |
| 5 | // rL4= L-L (r2,r3); | |
| 6 | // rH4= L-H (r2,r3) S; | |
| 7 | # mach: bfin | |
| 8 | ||
| 9 | .include "testutils.inc" | |
| 10 | start | |
| 11 | ||
| 12 | init_r_regs 0; | |
| 13 | ASTAT = R0; | |
| 14 | ||
| 15 | // overflow positive | |
| 16 | R0.L = 0x0000; | |
| 17 | R0.H = 0x7fff; | |
| 18 | R1.L = 0x7fff; | |
| 19 | R1.H = 0x0000; | |
| 20 | R7 = 0; | |
| 21 | ASTAT = R7; | |
| 22 | R3.L = R0.H + R1.L (NS); | |
| 23 | DBGA ( R3.L , 0xfffe ); | |
| 24 | DBGA ( R3.H , 0x0000 ); | |
| 25 | CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 26 | CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 27 | CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 28 | CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 29 | ||
| 30 | // overflow negative | |
| 31 | R0.L = 0xffff; | |
| 32 | R0.H = 0x0000; | |
| 33 | R1.L = 0x0000; | |
| 34 | R1.H = 0x8000; | |
| 35 | R3 = 0; | |
| 36 | R7 = 0; | |
| 37 | ASTAT = R7; | |
| 38 | R3.H = R0.L + R1.H (NS); | |
| 39 | DBGA ( R3.L , 0x0000 ); | |
| 40 | DBGA ( R3.H , 0x7fff ); | |
| 41 | CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 42 | CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 43 | CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 44 | CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 45 | ||
| 46 | // saturate positive | |
| 47 | R0.L = 0x0000; | |
| 48 | R0.H = 0x7fff; | |
| 49 | R1.L = 0x7fff; | |
| 50 | R1.H = 0x0000; | |
| 51 | R3 = 0; | |
| 52 | R7 = 0; | |
| 53 | ASTAT = R7; | |
| 54 | R3.L = R0.H + R1.L (S); | |
| 55 | DBGA ( R3.L , 0x7fff ); | |
| 56 | DBGA ( R3.H , 0x0000 ); | |
| 57 | CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 58 | CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 59 | CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 60 | CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 61 | ||
| 62 | // saturate negative | |
| 63 | R0.L = 0xffff; | |
| 64 | R0.H = 0x0000; | |
| 65 | R1.L = 0x0000; | |
| 66 | R1.H = 0x8000; | |
| 67 | R3 = 0; | |
| 68 | R7 = 0; | |
| 69 | ASTAT = R7; | |
| 70 | R3.L = R0.L + R1.H (S); | |
| 71 | DBGA ( R3.L , 0x8000 ); | |
| 72 | DBGA ( R3.H , 0x0000 ); | |
| 73 | CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 74 | CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 75 | CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 76 | CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 77 | ||
| 78 | // overflow positive with subtraction | |
| 79 | R0.L = 0x0000; | |
| 80 | R0.H = 0x7fff; | |
| 81 | R1.L = 0xffff; | |
| 82 | R1.H = 0x0000; | |
| 83 | R7 = 0; | |
| 84 | ASTAT = R7; | |
| 85 | R3.L = R0.H - R1.L (NS); | |
| 86 | DBGA ( R3.L , 0x8000 ); | |
| 87 | DBGA ( R3.H , 0x0000 ); | |
| 88 | CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 89 | CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 90 | CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 91 | CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 92 | ||
| 93 | // overflow negative with subtraction | |
| 94 | R0.L = 0x8000; | |
| 95 | R0.H = 0x0000; | |
| 96 | R1.L = 0x0000; | |
| 97 | R1.H = 0x0001; | |
| 98 | R3 = 0; | |
| 99 | R7 = 0; | |
| 100 | ASTAT = R7; | |
| 101 | R3.H = R0.L - R1.H (NS); | |
| 102 | DBGA ( R3.L , 0x0000 ); | |
| 103 | DBGA ( R3.H , 0x7fff ); | |
| 104 | CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 105 | CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 106 | CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 107 | CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 108 | ||
| 109 | // saturate positive with subtraction | |
| 110 | R0.L = 0x0000; | |
| 111 | R0.H = 0x7fff; | |
| 112 | R1.L = 0xffff; | |
| 113 | R1.H = 0x0000; | |
| 114 | R7 = 0; | |
| 115 | ASTAT = R7; | |
| 116 | R3.H = R0.H - R1.L (S); | |
| 117 | DBGA ( R3.L , 0x0000 ); | |
| 118 | DBGA ( R3.H , 0x7fff ); | |
| 119 | CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 120 | CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 121 | CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 122 | CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 123 | ||
| 124 | // saturate negative with subtraction | |
| 125 | R0.L = 0x8000; | |
| 126 | R0.H = 0x0000; | |
| 127 | R1.L = 0x0000; | |
| 128 | R1.H = 0x0001; | |
| 129 | R3 = 0; | |
| 130 | R7 = 0; | |
| 131 | ASTAT = R7; | |
| 132 | R3.H = R0.L - R1.H (S); | |
| 133 | DBGA ( R3.L , 0x0000 ); | |
| 134 | DBGA ( R3.H , 0x8000 ); | |
| 135 | CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); | |
| 136 | CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 137 | CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 138 | CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 ); | |
| 139 | ||
| 140 | pass |