bc556c6686
Signed-off-by: David Miller <dmiller423@gmail.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com> Tested-by: Thomas Huth <thuth@redhat.com> Message-Id: <20220428094708.84835-14-david@redhat.com> [thuth: Only add test if -march=z15 is supported. Fix constraints for Clang] Signed-off-by: Thomas Huth <thuth@redhat.com>
140 lines
3.5 KiB
C
140 lines
3.5 KiB
C
/*
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* vxeh2_vlstr: vector-enhancements facility 2 vector load/store reversed *
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*/
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#include <stdint.h>
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#include "vx.h"
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#define vtst(v1, v2) \
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if (v1.d[0] != v2.d[0] || v1.d[1] != v2.d[1]) { \
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return 1; \
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}
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static inline void vler(S390Vector *v1, const void *va, uint8_t m3)
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{
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asm volatile("vler %[v1], 0(%[va]), %[m3]\n"
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: [v1] "+v" (v1->v)
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: [va] "a" (va)
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, [m3] "i" (m3)
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: "memory");
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}
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static inline void vster(S390Vector *v1, const void *va, uint8_t m3)
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{
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asm volatile("vster %[v1], 0(%[va]), %[m3]\n"
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: [va] "+a" (va)
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: [v1] "v" (v1->v)
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, [m3] "i" (m3)
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: "memory");
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}
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static inline void vlbr(S390Vector *v1, void *va, const uint8_t m3)
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{
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asm volatile("vlbr %[v1], 0(%[va]), %[m3]\n"
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: [v1] "+v" (v1->v)
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: [va] "a" (va)
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, [m3] "i" (m3)
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: "memory");
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}
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static inline void vstbr(S390Vector *v1, void *va, const uint8_t m3)
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{
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asm volatile("vstbr %[v1], 0(%[va]), %[m3]\n"
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: [va] "+a" (va)
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: [v1] "v" (v1->v)
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, [m3] "i" (m3)
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: "memory");
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}
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static inline void vlebrh(S390Vector *v1, void *va, const uint8_t m3)
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{
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asm volatile("vlebrh %[v1], 0(%[va]), %[m3]\n"
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: [v1] "+v" (v1->v)
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: [va] "a" (va)
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, [m3] "i" (m3)
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: "memory");
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}
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static inline void vstebrh(S390Vector *v1, void *va, const uint8_t m3)
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{
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asm volatile("vstebrh %[v1], 0(%[va]), %[m3]\n"
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: [va] "+a" (va)
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: [v1] "v" (v1->v)
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, [m3] "i" (m3)
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: "memory");
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}
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static inline void vllebrz(S390Vector *v1, void *va, const uint8_t m3)
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{
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asm volatile("vllebrz %[v1], 0(%[va]), %[m3]\n"
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: [v1] "+v" (v1->v)
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: [va] "a" (va)
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, [m3] "i" (m3)
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: "memory");
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}
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static inline void vlbrrep(S390Vector *v1, void *va, const uint8_t m3)
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{
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asm volatile("vlbrrep %[v1], 0(%[va]), %[m3]\n"
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: [v1] "+v" (v1->v)
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: [va] "a" (va)
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, [m3] "i" (m3)
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: "memory");
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}
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int main(int argc, char *argv[])
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{
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S390Vector vd = { .d[0] = 0, .d[1] = 0 };
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S390Vector vs = { .d[0] = 0x8FEEDDCCBBAA9988ull,
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.d[1] = 0x7766554433221107ull };
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const S390Vector vt_v_er16 = {
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.h[0] = 0x1107, .h[1] = 0x3322, .h[2] = 0x5544, .h[3] = 0x7766,
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.h[4] = 0x9988, .h[5] = 0xBBAA, .h[6] = 0xDDCC, .h[7] = 0x8FEE };
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const S390Vector vt_v_br16 = {
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.h[0] = 0xEE8F, .h[1] = 0xCCDD, .h[2] = 0xAABB, .h[3] = 0x8899,
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.h[4] = 0x6677, .h[5] = 0x4455, .h[6] = 0x2233, .h[7] = 0x0711 };
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int ix;
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uint64_t ss64 = 0xFEEDFACE0BADBEEFull, sd64 = 0;
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vler(&vd, &vs, ES16);
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vtst(vd, vt_v_er16);
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vster(&vs, &vd, ES16);
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vtst(vd, vt_v_er16);
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vlbr(&vd, &vs, ES16);
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vtst(vd, vt_v_br16);
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vstbr(&vs, &vd, ES16);
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vtst(vd, vt_v_br16);
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vlebrh(&vd, &ss64, 5);
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if (0xEDFE != vd.h[5]) {
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return 1;
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}
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vstebrh(&vs, (uint8_t *)&sd64 + 4, 7);
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if (0x0000000007110000ull != sd64) {
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return 1;
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}
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vllebrz(&vd, (uint8_t *)&ss64 + 3, 2);
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for (ix = 0; ix < 4; ix++) {
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if (vd.w[ix] != (ix != 1 ? 0 : 0xBEAD0BCE)) {
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return 1;
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}
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}
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vlbrrep(&vd, (uint8_t *)&ss64 + 4, 1);
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for (ix = 0; ix < 8; ix++) {
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if (0xAD0B != vd.h[ix]) {
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return 1;
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}
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}
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return 0;
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}
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