1 #include <cstdint>
2
3 struct alignas(16) vec_t {
4 uint64_t a, b;
5 };
6
main()7 int main() {
8 constexpr uint32_t gprs[] = {
9 0x00010203,
10 0x10111213,
11 0x20212223,
12 0x30313233,
13 0x40414243,
14 0x50515253,
15 0x60616263,
16 0x70717273,
17 };
18
19 constexpr vec_t vecs[] = {
20 { 0x0F0E0D0C0B0A0908, 0x1716151413121110, },
21 { 0x100F0E0D0C0B0A09, 0x1817161514131211, },
22 { 0x11100F0E0D0C0B0A, 0x1918171615141312, },
23 { 0x1211100F0E0D0C0B, 0x1A19181716151413, },
24 };
25 const vec_t *vec_ptr = vecs;
26
27 asm volatile(
28 "ldrd r0, r1, [%1]\n\t"
29 "ldrd r2, r3, [%1, #8]\n\t"
30 "ldrd r4, r5, [%1, #16]\n\t"
31 "ldrd r6, r7, [%1, #24]\n\t"
32 "\n\t"
33 "vld1.64 {q0, q1}, [%0]!\n\t"
34 "vld1.64 {q2, q3}, [%0]!\n\t"
35 "\n\t"
36 "bkpt #0\n\t"
37 : "+r"(vec_ptr)
38 : "r"(gprs)
39 : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
40 "q0", "q1", "q2", "q3"
41 );
42
43 return 0;
44 }
45