1 #include <cinttypes>
2 #include <cstdint>
3 #include <cstdio>
4
5 union alignas(32) ymm_t {
6 uint64_t as_uint64[4];
7 uint8_t as_uint8[32];
8 };
9
main()10 int 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 #endif
36 "\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 #endif
57 :
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 #endif
64 );
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