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path: root/post/lib_ppc/fpu/20001122-1.c
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 ```1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 ``` ``````/* * Copyright (C) 2007 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ /* * This file is originally a part of the GCC testsuite. */ #include #include #if CONFIG_POST & CONFIG_SYS_POST_FPU int fpu_post_test_math1 (void) { volatile double a, *p; double c, d; volatile double b; d = 1.0; p = &b; do { c = d; d = c * 0.5; b = 1 + d; } while (b != 1.0); a = 1.0 + c; if (a == 1.0) { post_log ("Error in FPU math1 test\n"); return -1; } return 0; } #endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */ ``````