David Miller | bc556c6 | 2022-04-28 11:47:08 +0200 | [diff] [blame] | 1 | /* |
| 2 | * vxeh2_vlstr: vector-enhancements facility 2 vector load/store reversed * |
| 3 | */ |
| 4 | #include <stdint.h> |
| 5 | #include "vx.h" |
| 6 | |
| 7 | #define vtst(v1, v2) \ |
| 8 | if (v1.d[0] != v2.d[0] || v1.d[1] != v2.d[1]) { \ |
| 9 | return 1; \ |
| 10 | } |
| 11 | |
| 12 | static inline void vler(S390Vector *v1, const void *va, uint8_t m3) |
| 13 | { |
| 14 | asm volatile("vler %[v1], 0(%[va]), %[m3]\n" |
| 15 | : [v1] "+v" (v1->v) |
| 16 | : [va] "a" (va) |
| 17 | , [m3] "i" (m3) |
| 18 | : "memory"); |
| 19 | } |
| 20 | |
| 21 | static inline void vster(S390Vector *v1, const void *va, uint8_t m3) |
| 22 | { |
| 23 | asm volatile("vster %[v1], 0(%[va]), %[m3]\n" |
| 24 | : [va] "+a" (va) |
| 25 | : [v1] "v" (v1->v) |
| 26 | , [m3] "i" (m3) |
| 27 | : "memory"); |
| 28 | } |
| 29 | |
| 30 | static inline void vlbr(S390Vector *v1, void *va, const uint8_t m3) |
| 31 | { |
| 32 | asm volatile("vlbr %[v1], 0(%[va]), %[m3]\n" |
| 33 | : [v1] "+v" (v1->v) |
| 34 | : [va] "a" (va) |
| 35 | , [m3] "i" (m3) |
| 36 | : "memory"); |
| 37 | } |
| 38 | |
| 39 | static inline void vstbr(S390Vector *v1, void *va, const uint8_t m3) |
| 40 | { |
| 41 | asm volatile("vstbr %[v1], 0(%[va]), %[m3]\n" |
| 42 | : [va] "+a" (va) |
| 43 | : [v1] "v" (v1->v) |
| 44 | , [m3] "i" (m3) |
| 45 | : "memory"); |
| 46 | } |
| 47 | |
| 48 | |
| 49 | static inline void vlebrh(S390Vector *v1, void *va, const uint8_t m3) |
| 50 | { |
| 51 | asm volatile("vlebrh %[v1], 0(%[va]), %[m3]\n" |
| 52 | : [v1] "+v" (v1->v) |
| 53 | : [va] "a" (va) |
| 54 | , [m3] "i" (m3) |
| 55 | : "memory"); |
| 56 | } |
| 57 | |
| 58 | static inline void vstebrh(S390Vector *v1, void *va, const uint8_t m3) |
| 59 | { |
| 60 | asm volatile("vstebrh %[v1], 0(%[va]), %[m3]\n" |
| 61 | : [va] "+a" (va) |
| 62 | : [v1] "v" (v1->v) |
| 63 | , [m3] "i" (m3) |
| 64 | : "memory"); |
| 65 | } |
| 66 | |
| 67 | static inline void vllebrz(S390Vector *v1, void *va, const uint8_t m3) |
| 68 | { |
| 69 | asm volatile("vllebrz %[v1], 0(%[va]), %[m3]\n" |
| 70 | : [v1] "+v" (v1->v) |
| 71 | : [va] "a" (va) |
| 72 | , [m3] "i" (m3) |
| 73 | : "memory"); |
| 74 | } |
| 75 | |
| 76 | static inline void vlbrrep(S390Vector *v1, void *va, const uint8_t m3) |
| 77 | { |
| 78 | asm volatile("vlbrrep %[v1], 0(%[va]), %[m3]\n" |
| 79 | : [v1] "+v" (v1->v) |
| 80 | : [va] "a" (va) |
| 81 | , [m3] "i" (m3) |
| 82 | : "memory"); |
| 83 | } |
| 84 | |
| 85 | int main(int argc, char *argv[]) |
| 86 | { |
| 87 | S390Vector vd = { .d[0] = 0, .d[1] = 0 }; |
| 88 | S390Vector vs = { .d[0] = 0x8FEEDDCCBBAA9988ull, |
| 89 | .d[1] = 0x7766554433221107ull }; |
| 90 | |
| 91 | const S390Vector vt_v_er16 = { |
| 92 | .h[0] = 0x1107, .h[1] = 0x3322, .h[2] = 0x5544, .h[3] = 0x7766, |
| 93 | .h[4] = 0x9988, .h[5] = 0xBBAA, .h[6] = 0xDDCC, .h[7] = 0x8FEE }; |
| 94 | |
| 95 | const S390Vector vt_v_br16 = { |
| 96 | .h[0] = 0xEE8F, .h[1] = 0xCCDD, .h[2] = 0xAABB, .h[3] = 0x8899, |
| 97 | .h[4] = 0x6677, .h[5] = 0x4455, .h[6] = 0x2233, .h[7] = 0x0711 }; |
| 98 | |
| 99 | int ix; |
| 100 | uint64_t ss64 = 0xFEEDFACE0BADBEEFull, sd64 = 0; |
| 101 | |
| 102 | vler(&vd, &vs, ES16); |
| 103 | vtst(vd, vt_v_er16); |
| 104 | |
| 105 | vster(&vs, &vd, ES16); |
| 106 | vtst(vd, vt_v_er16); |
| 107 | |
| 108 | vlbr(&vd, &vs, ES16); |
| 109 | vtst(vd, vt_v_br16); |
| 110 | |
| 111 | vstbr(&vs, &vd, ES16); |
| 112 | vtst(vd, vt_v_br16); |
| 113 | |
| 114 | vlebrh(&vd, &ss64, 5); |
| 115 | if (0xEDFE != vd.h[5]) { |
| 116 | return 1; |
| 117 | } |
| 118 | |
| 119 | vstebrh(&vs, (uint8_t *)&sd64 + 4, 7); |
| 120 | if (0x0000000007110000ull != sd64) { |
| 121 | return 1; |
| 122 | } |
| 123 | |
| 124 | vllebrz(&vd, (uint8_t *)&ss64 + 3, 2); |
| 125 | for (ix = 0; ix < 4; ix++) { |
| 126 | if (vd.w[ix] != (ix != 1 ? 0 : 0xBEAD0BCE)) { |
| 127 | return 1; |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | vlbrrep(&vd, (uint8_t *)&ss64 + 4, 1); |
| 132 | for (ix = 0; ix < 8; ix++) { |
| 133 | if (0xAD0B != vd.h[ix]) { |
| 134 | return 1; |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | return 0; |
| 139 | } |