diff options
Diffstat (limited to 'regressions/ck_pr/validate/ck_pr_xor.c')
| -rw-r--r-- | regressions/ck_pr/validate/ck_pr_xor.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/regressions/ck_pr/validate/ck_pr_xor.c b/regressions/ck_pr/validate/ck_pr_xor.c new file mode 100644 index 0000000..4515cc4 --- /dev/null +++ b/regressions/ck_pr/validate/ck_pr_xor.c @@ -0,0 +1,147 @@ +/* + * Copyright 2009 Samy Al Bahra. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <inttypes.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdint.h> +#include <stdlib.h> +#include <unistd.h> + +#include <ck_pr.h> + +#include "../../common.h" +#ifndef R_REPEAT +#define R_REPEAT 200000 +#endif + +#define BM(m, w) ((uint##m##_t)-1 << (w)) + +#define CK_PR_XOR_T(w, v, d) \ + { \ + uint##w##_t t = v; \ + ck_pr_xor_##w(&t, d); \ + if (t != (uint##w##_t)(v ^ d)) { \ + printf("FAIL ["); \ + printf("%" PRIu##w " (%" PRIu##w ") -> %" PRIu##w "]\n",\ + (uint##w##_t)v, d, t); \ + exit(EXIT_FAILURE); \ + } \ + } + +#define CK_PR_XOR_B(w) \ + { \ + unsigned int __ck_i = 0; \ + printf("ck_pr_xor_" #w ": "); \ + if (w < 10) \ + printf(" "); \ + for (__ck_i = 0; __ck_i < R_REPEAT; __ck_i++) { \ + uint##w##_t a = (uint##w##_t)common_rand(); \ + uint##w##_t b = (uint##w##_t)common_rand(); \ + CK_PR_XOR_T(w, a, b); \ + } \ + rg_width(w); \ + printf(" SUCCESS\n"); \ + } + +#define CK_PR_XOR_W(m, w) \ + { \ + uint##m##_t t = -1; \ + ck_pr_xor_##w((uint##w##_t *)(void *)&t, -1); \ + if (t != BM(m, w)) { \ + printf(" FAIL [%#" PRIx##m " != %#" PRIx##m "]\n", t, BM(m, w)); \ + exit(EXIT_FAILURE); \ + } \ + } + +static void +rg_width(int m) +{ + + /* Other architectures are bi-endian. */ +#if !defined(__x86__) && !defined(__x86_64__) + return; +#endif + +#ifdef CK_F_PR_XOR_64 + if (m == 64) { +#if defined(CK_F_PR_XOR_32) + CK_PR_XOR_W(64, 32); +#endif +#if defined(CK_PR_XOR_16) + CK_PR_XOR_W(64, 16); +#endif +#if defined(CK_PR_XOR_8) + CK_PR_XOR_W(64, 8); +#endif + } +#endif /* CK_PR_XOR_64 */ + +#ifdef CK_F_PR_XOR_32 + if (m == 32) { +#if defined(CK_F_PR_XOR_16) + CK_PR_XOR_W(32, 16); +#endif +#if defined(CK_PR_XOR_8) + CK_PR_XOR_W(32, 8); +#endif + } +#endif /* CK_PR_XOR_32 */ + +#if defined(CK_F_PR_XOR_16) && defined(CK_PR_XOR_8) + if (m == 16) { + CK_PR_XOR_W(16, 8); + } +#endif /* CK_PR_XOR_16 && CK_PR_XOR_8 */ + + return; +} + +int +main(void) +{ + + common_srand((unsigned int)getpid()); + +#ifdef CK_F_PR_XOR_64 + CK_PR_XOR_B(64); +#endif + +#ifdef CK_F_PR_XOR_32 + CK_PR_XOR_B(32); +#endif + +#ifdef CK_F_PR_XOR_16 + CK_PR_XOR_B(16); +#endif + +#ifdef CK_F_PR_XOR_8 + CK_PR_XOR_B(8); +#endif + + return (0); +} + |