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_math3(void)18a47a12beSStefan Roeseint fpu_post_test_math3 (void) 19a47a12beSStefan Roese { 20a47a12beSStefan Roese volatile long double dfrom = 1.1; 21a47a12beSStefan Roese volatile long double m1; 22a47a12beSStefan Roese volatile long double m2; 23a47a12beSStefan Roese volatile unsigned long mant_long; 24a47a12beSStefan Roese 25a47a12beSStefan Roese m1 = dfrom / 2.0; 26a47a12beSStefan Roese m2 = m1 * 4294967296.0; 27a47a12beSStefan Roese mant_long = ((unsigned long) m2) & 0xffffffff; 28a47a12beSStefan Roese 29a47a12beSStefan Roese if (mant_long != 0x8ccccccc) { 30a47a12beSStefan Roese post_log ("Error in FPU math3 test\n"); 31a47a12beSStefan Roese return -1; 32a47a12beSStefan Roese } 33a47a12beSStefan Roese return 0; 34a47a12beSStefan Roese } 35a47a12beSStefan Roese 36a47a12beSStefan Roese #endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */ 37