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80 lines
2.1 KiB
80 lines
2.1 KiB
7 months ago
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// RUN: %clang_builtins %s %librt -o %t && %run %t
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// REQUIRES: librt_has_comparetf2
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#include <stdio.h>
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#if __LP64__ && __LDBL_MANT_DIG__ == 113
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#include "fp_test.h"
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int __getf2(long double a, long double b);
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int test__getf2(long double a, long double b, enum EXPECTED_RESULT expected)
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{
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int x = __getf2(a, b);
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int ret = compareResultCMP(x, expected);
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if (ret){
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printf("error in test__getf2(%.20Lf, %.20Lf) = %d, "
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"expected %s\n", a, b, x, expectedStr(expected));
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}
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return ret;
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}
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char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
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#endif
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int main()
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{
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#if __LP64__ && __LDBL_MANT_DIG__ == 113
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// NaN
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if (test__getf2(makeQNaN128(),
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0x1.234567890abcdef1234567890abcp+3L,
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LESS_0))
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return 1;
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// <
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// exp
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if (test__getf2(0x1.234567890abcdef1234567890abcp-3L,
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0x1.234567890abcdef1234567890abcp+3L,
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LESS_0))
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return 1;
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// mantissa
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if (test__getf2(0x1.234567890abcdef1234567890abcp+3L,
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0x1.334567890abcdef1234567890abcp+3L,
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LESS_0))
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return 1;
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// sign
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if (test__getf2(-0x1.234567890abcdef1234567890abcp+3L,
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0x1.234567890abcdef1234567890abcp+3L,
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LESS_0))
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return 1;
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// ==
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if (test__getf2(0x1.234567890abcdef1234567890abcp+3L,
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0x1.234567890abcdef1234567890abcp+3L,
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GREATER_EQUAL_0))
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return 1;
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// >
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// exp
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if (test__getf2(0x1.234567890abcdef1234567890abcp+3L,
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0x1.234567890abcdef1234567890abcp-3L,
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GREATER_EQUAL_0))
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return 1;
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// mantissa
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if (test__getf2(0x1.334567890abcdef1234567890abcp+3L,
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0x1.234567890abcdef1234567890abcp+3L,
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GREATER_EQUAL_0))
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return 1;
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// sign
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if (test__getf2(0x1.234567890abcdef1234567890abcp+3L,
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-0x1.234567890abcdef1234567890abcp+3L,
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GREATER_EQUAL_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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