75 lines · cpp
1#include <cinttypes>2#include <cstdint>3#include <cstdio>4 5union alignas(32) ymm_t {6 uint64_t as_uint64[4];7 uint8_t as_uint8[32];8};9 10int main() {11 constexpr ymm_t ymm_fill = {12 .as_uint64 = { 0, 0, 0, 0 }13 };14 15 ymm_t ymm[16];16 17 asm volatile(18 "vmovaps %1, %%ymm0\n\t"19 "vmovaps %1, %%ymm1\n\t"20 "vmovaps %1, %%ymm2\n\t"21 "vmovaps %1, %%ymm3\n\t"22 "vmovaps %1, %%ymm4\n\t"23 "vmovaps %1, %%ymm5\n\t"24 "vmovaps %1, %%ymm6\n\t"25 "vmovaps %1, %%ymm7\n\t"26#if defined(__x86_64__) || defined(_M_X64)27 "vmovaps %1, %%ymm8\n\t"28 "vmovaps %1, %%ymm9\n\t"29 "vmovaps %1, %%ymm10\n\t"30 "vmovaps %1, %%ymm11\n\t"31 "vmovaps %1, %%ymm12\n\t"32 "vmovaps %1, %%ymm13\n\t"33 "vmovaps %1, %%ymm14\n\t"34 "vmovaps %1, %%ymm15\n\t"35#endif36 "\n\t"37 "int3\n\t"38 "\n\t"39 "vmovaps %%ymm0, 0x000(%0)\n\t"40 "vmovaps %%ymm1, 0x020(%0)\n\t"41 "vmovaps %%ymm2, 0x040(%0)\n\t"42 "vmovaps %%ymm3, 0x060(%0)\n\t"43 "vmovaps %%ymm4, 0x080(%0)\n\t"44 "vmovaps %%ymm5, 0x0A0(%0)\n\t"45 "vmovaps %%ymm6, 0x0C0(%0)\n\t"46 "vmovaps %%ymm7, 0x0E0(%0)\n\t"47#if defined(__x86_64__) || defined(_M_X64)48 "vmovaps %%ymm8, 0x100(%0)\n\t"49 "vmovaps %%ymm9, 0x120(%0)\n\t"50 "vmovaps %%ymm10, 0x140(%0)\n\t"51 "vmovaps %%ymm11, 0x160(%0)\n\t"52 "vmovaps %%ymm12, 0x180(%0)\n\t"53 "vmovaps %%ymm13, 0x1A0(%0)\n\t"54 "vmovaps %%ymm14, 0x1C0(%0)\n\t"55 "vmovaps %%ymm15, 0x1E0(%0)\n\t"56#endif57 :58 : "b"(ymm), "m"(ymm_fill)59 : "%ymm0", "%ymm1", "%ymm2", "%ymm3", "%ymm4", "%ymm5", "%ymm6", "%ymm7"60#if defined(__x86_64__) || defined(_M_X64)61 , "%ymm8", "%ymm9", "%ymm10", "%ymm11", "%ymm12", "%ymm13", "%ymm14",62 "%ymm15"63#endif64 );65 66 for (int i = 0; i < 16; ++i) {67 printf("ymm%d = { ", i);68 for (int j = 0; j < sizeof(ymm->as_uint8); ++j)69 printf("0x%02x ", ymm[i].as_uint8[j]);70 printf("}\n");71 }72 73 return 0;74}75