48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
//===-- aeabi_drsub.c - Test __aeabi_drsub --------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file tests __aeabi_drsub for the compiler_rt library.
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//
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//===----------------------------------------------------------------------===//
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#if __arm__
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extern __attribute__((pcs("aapcs"))) double __aeabi_drsub(double a, double b);
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int test__aeabi_drsub(double a, double b, double expected)
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{
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double actual = __aeabi_drsub(a, b);
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if (actual != expected)
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printf("error in __aeabi_drsub(%f, %f) = %f, expected %f\n",
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a, b, actual, expected);
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return actual != expected;
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}
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#endif
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int main()
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{
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#if __arm__
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if (test__aeabi_drsub(1.0, 1.0, 0.0))
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return 1;
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if (test__aeabi_drsub(1234.567, 765.4321, -469.134900))
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return 1;
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if (test__aeabi_drsub(-123.0, -678.0, -555.0))
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return 1;
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if (test__aeabi_drsub(0.0, -0.0, 0.0))
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return 1;
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#else
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printf("skipped\n");
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#endif
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return 0;
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}
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