gdb/testsuite/gdb.arch/i386-avx.c

   1 /* Test program for AVX registers.
   2
   3    Copyright 2010-2023 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include <stdio.h>
  21 #include "nat/x86-cpuid.h"
  22
  23 /* Align sufficient to be able to use vmovaps.  */
  24 #define ALIGN 32
  25
  26 typedef struct {
  27   _Alignas (ALIGN) float f[8];
  28 } v8sf_t;
  29
  30
  31 v8sf_t data_orig[] =
  32   {
  33     { {  0.0,  0.125,  0.25,  0.375,  0.50,  0.625,  0.75,  0.875 } },
  34     { {  1.0,  1.125,  1.25,  1.375,  1.50,  1.625,  1.75,  1.875 } },
  35     { {  2.0,  2.125,  2.25,  2.375,  2.50,  2.625,  2.75,  2.875 } },
  36     { {  3.0,  3.125,  3.25,  3.375,  3.50,  3.625,  3.75,  3.875 } },
  37     { {  4.0,  4.125,  4.25,  4.375,  4.50,  4.625,  4.75,  4.875 } },
  38     { {  5.0,  5.125,  5.25,  5.375,  5.50,  5.625,  5.75,  5.875 } },
  39     { {  6.0,  6.125,  6.25,  6.375,  6.50,  6.625,  6.75,  6.875 } },
  40     { {  7.0,  7.125,  7.25,  7.375,  7.50,  7.625,  7.75,  7.875 } },
  41 #ifdef __x86_64__
  42     { {  8.0,  8.125,  8.25,  8.375,  8.50,  8.625,  8.75,  8.875 } },
  43     { {  9.0,  9.125,  9.25,  9.375,  9.50,  9.625,  9.75,  9.875 } },
  44     { { 10.0, 10.125, 10.25, 10.375, 10.50, 10.625, 10.75, 10.875 } },
  45     { { 11.0, 11.125, 11.25, 11.375, 11.50, 11.625, 11.75, 11.875 } },
  46     { { 12.0, 12.125, 12.25, 12.375, 12.50, 12.625, 12.75, 12.875 } },
  47     { { 13.0, 13.125, 13.25, 13.375, 13.50, 13.625, 13.75, 13.875 } },
  48     { { 14.0, 14.125, 14.25, 14.375, 14.50, 14.625, 14.75, 14.875 } },
  49     { { 15.0, 15.125, 15.25, 15.375, 15.50, 15.625, 15.75, 15.875 } },
  50 #endif
  51   };
  52
  53 #include "../lib/precise-aligned-alloc.c"
  54
  55 int
  56 main (int argc, char **argv)
  57 {
  58   void *allocated_ptr;
  59   v8sf_t *data
  60     = precise_aligned_dup (ALIGN, sizeof (data_orig), &allocated_ptr,
  61                            data_orig);
  62
  63   asm ("vmovaps 0(%0), %%ymm0\n\t"
  64        "vmovaps 32(%0), %%ymm1\n\t"
  65        "vmovaps 64(%0), %%ymm2\n\t"
  66        "vmovaps 96(%0), %%ymm3\n\t"
  67        "vmovaps 128(%0), %%ymm4\n\t"
  68        "vmovaps 160(%0), %%ymm5\n\t"
  69        "vmovaps 192(%0), %%ymm6\n\t"
  70        "vmovaps 224(%0), %%ymm7\n\t"
  71        : /* no output operands */
  72        : "r" (data)
  73        : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7");
  74 #ifdef __x86_64__
  75   asm ("vmovaps 256(%0), %%ymm8\n\t"
  76        "vmovaps 288(%0), %%ymm9\n\t"
  77        "vmovaps 320(%0), %%ymm10\n\t"
  78        "vmovaps 352(%0), %%ymm11\n\t"
  79        "vmovaps 384(%0), %%ymm12\n\t"
  80        "vmovaps 416(%0), %%ymm13\n\t"
  81        "vmovaps 448(%0), %%ymm14\n\t"
  82        "vmovaps 480(%0), %%ymm15\n\t"
  83        : /* no output operands */
  84        : "r" (data)
  85        : "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15");
  86 #endif
  87
  88   asm ("nop"); /* first breakpoint here */
  89
  90   asm (
  91        "vmovaps %%ymm0, 0(%0)\n\t"
  92        "vmovaps %%ymm1, 32(%0)\n\t"
  93        "vmovaps %%ymm2, 64(%0)\n\t"
  94        "vmovaps %%ymm3, 96(%0)\n\t"
  95        "vmovaps %%ymm4, 128(%0)\n\t"
  96        "vmovaps %%ymm5, 160(%0)\n\t"
  97        "vmovaps %%ymm6, 192(%0)\n\t"
  98        "vmovaps %%ymm7, 224(%0)\n\t"
  99        : /* no output operands */
 100        : "r" (data)
 101        : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7");
 102 #ifdef __x86_64__
 103   asm (
 104        "vmovaps %%ymm8, 256(%0)\n\t"
 105        "vmovaps %%ymm9, 288(%0)\n\t"
 106        "vmovaps %%ymm10, 320(%0)\n\t"
 107        "vmovaps %%ymm11, 352(%0)\n\t"
 108        "vmovaps %%ymm12, 384(%0)\n\t"
 109        "vmovaps %%ymm13, 416(%0)\n\t"
 110        "vmovaps %%ymm14, 448(%0)\n\t"
 111        "vmovaps %%ymm15, 480(%0)\n\t"
 112        : /* no output operands */
 113        : "r" (data)
 114        : "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15");
 115 #endif
 116
 117   puts ("Bye!"); /* second breakpoint here */
 118
 119   free (allocated_ptr);
 120
 121   return 0;
 122 }