lldb/test/Shell/Register/Inputs/x86-ymm-write.cpp

   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
  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 }