48 lines · cpp
1#include <cstdint>2 3struct alignas(16) vec_t {4 uint64_t a, b;5};6 7int main() {8 constexpr uint64_t gprs[] = {9 0x0001020304050607,10 0x1011121314151617,11 0x2021222324252627,12 0x3031323334353637,13 0x4041424344454647,14 0x5051525354555657,15 0x6061626364656667,16 0x7071727374757677,17 };18 19 constexpr vec_t vecs[] = {20 { 0x0F0E0D0C0B0A0908, 0x1716151413121110, },21 { 0x100F0E0D0C0B0A09, 0x1817161514131211, },22 { 0x11100F0E0D0C0B0A, 0x1918171615141312, },23 { 0x1211100F0E0D0C0B, 0x1A19181716151413, },24 { 0x131211100F0E0D0C, 0x1B1A191817161514, },25 { 0x14131211100F0E0D, 0x1C1B1A1918171615, },26 { 0x1514131211100F0E, 0x1D1C1B1A19181716, },27 { 0x161514131211100F, 0x1E1D1C1B1A191817, },28 };29 30 asm volatile(31 "ldp x0, x1, [%0]\n\t"32 "ldp x2, x3, [%0, #16]\n\t"33 "ldp x4, x5, [%0, #32]\n\t"34 "ldp x6, x7, [%0, #48]\n\t"35 "\n\t"36 "ld1 {v0.2d, v1.2d, v2.2d, v3.2d}, [%1], #64\n\t"37 "ld1 {v4.2d, v5.2d, v6.2d, v7.2d}, [%1], #64\n\t"38 "\n\t"39 "brk #0\n\t"40 :41 : "r"(gprs), "r"(vecs)42 : "x0", "x1", "x2", "x3", "x4", "x5", "x6", "x7",43 "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"44 );45 46 return 0;47}48