1*83d290c5STom Rini // SPDX-License-Identifier: GPL-2.0+ 2a47a12beSStefan Roese /* 3a47a12beSStefan Roese * Copyright (C) 2007 4a47a12beSStefan Roese * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 5a47a12beSStefan Roese */ 6a47a12beSStefan Roese /* 7a47a12beSStefan Roese * This file is originally a part of the GCC testsuite. 8a47a12beSStefan Roese */ 9a47a12beSStefan Roese 10a47a12beSStefan Roese #include <common.h> 11a47a12beSStefan Roese 12a47a12beSStefan Roese #include <post.h> 13a47a12beSStefan Roese 14a47a12beSStefan Roese GNU_FPOST_ATTR 15a47a12beSStefan Roese 16e009cdebSKumar Gala #if CONFIG_POST & CONFIG_SYS_POST_FPU 17e009cdebSKumar Gala fpu_post_test_math1(void)18a47a12beSStefan Roeseint fpu_post_test_math1 (void) 19a47a12beSStefan Roese { 20944416e0SStefan Roese volatile double a; 21a47a12beSStefan Roese double c, d; 22a47a12beSStefan Roese volatile double b; 23a47a12beSStefan Roese 24a47a12beSStefan Roese d = 1.0; 25a47a12beSStefan Roese 26a47a12beSStefan Roese do 27a47a12beSStefan Roese { 28a47a12beSStefan Roese c = d; 29a47a12beSStefan Roese d = c * 0.5; 30a47a12beSStefan Roese b = 1 + d; 31a47a12beSStefan Roese } while (b != 1.0); 32a47a12beSStefan Roese 33a47a12beSStefan Roese a = 1.0 + c; 34a47a12beSStefan Roese 35a47a12beSStefan Roese if (a == 1.0) { 36a47a12beSStefan Roese post_log ("Error in FPU math1 test\n"); 37a47a12beSStefan Roese return -1; 38a47a12beSStefan Roese } 39a47a12beSStefan Roese 40a47a12beSStefan Roese return 0; 41a47a12beSStefan Roese } 42a47a12beSStefan Roese 43a47a12beSStefan Roese #endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */ 44