1 /* Test for inferior function calls MPX context.
3 Copyright (C) 2017 Free Software Foundation, Inc.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #include "x86-cpuid.h"
22 /* Defined size for arrays. */
23 #define ARRAY_LENGTH 5
28 unsigned int eax, ebx, ecx, edx;
30 if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx))
33 if ((ecx & bit_OSXSAVE) == bit_OSXSAVE)
35 if (__get_cpuid_max (0, NULL) < 7)
38 __cpuid_count (7, 0, eax, ebx, ecx, edx);
40 if ((ebx & bit_MPX) == bit_MPX)
50 upper (int *a, int *b, int *c, int *d, int len)
59 value = value - *a + 1;
65 lower (int *a, int *b, int *c, int *d, int len)
74 value = value - *a + 1;
80 char_upper (char *str, int length)
90 char_lower (char *str, int length)
104 int sa[ARRAY_LENGTH];
105 int sb[ARRAY_LENGTH];
106 int sc[ARRAY_LENGTH];
107 int sd[ARRAY_LENGTH];
108 int *x, *a, *b, *c, *d;
110 char hello[] = "Hello";
112 x = malloc (sizeof (int) * ARRAY_LENGTH);
113 a = malloc (sizeof (int) * ARRAY_LENGTH);
114 b = malloc (sizeof (int) * ARRAY_LENGTH);
115 c = malloc (sizeof (int) * ARRAY_LENGTH);
116 d = malloc (sizeof (int) * ARRAY_LENGTH);
118 *x = upper (sa, sb, sc, sd, 0); /* bkpt 1. */
119 *x = lower (a, b, c, d, 0);
121 mchar = char_upper (hello, 10);
122 mchar = char_lower (hello, 10);