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![Wolfgang Denk](/assets/img/avatar_default.png)
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
45 lines
602 B
C
45 lines
602 B
C
/*
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* Copyright (C) 2007
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/*
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* This file is originally a part of the GCC testsuite.
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*/
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#include <common.h>
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#include <post.h>
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GNU_FPOST_ATTR
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#if CONFIG_POST & CONFIG_SYS_POST_FPU
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int fpu_post_test_math1 (void)
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{
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volatile double a;
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double c, d;
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volatile double b;
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d = 1.0;
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do
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{
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c = d;
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d = c * 0.5;
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b = 1 + d;
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} while (b != 1.0);
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a = 1.0 + c;
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if (a == 1.0) {
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post_log ("Error in FPU math1 test\n");
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return -1;
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}
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return 0;
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}
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#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
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