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Diffstat (limited to 'test/Unit/fixunsdfti_test.c')
-rw-r--r-- | test/Unit/fixunsdfti_test.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/test/Unit/fixunsdfti_test.c b/test/Unit/fixunsdfti_test.c deleted file mode 100644 index 1e44b82660c32..0000000000000 --- a/test/Unit/fixunsdfti_test.c +++ /dev/null @@ -1,128 +0,0 @@ -//===-- fixunsdfti_test.c - Test __fixunsdfti -----------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file tests __fixunsdfti for the compiler_rt library. -// -//===----------------------------------------------------------------------===// - -#include "int_lib.h" -#include <stdio.h> - -// Returns: convert a to a unsigned long long, rounding toward zero. -// Negative values all become zero. - -// Assumption: double is a IEEE 64 bit floating point type -// tu_int is a 64 bit integral type -// value in double is representable in tu_int or is negative -// (no range checking performed) - -// seee eeee eeee mmmm mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm mmmm mmmm mmmm - -#if __x86_64 - -tu_int __fixunsdfti(double a); - -int test__fixunsdfti(double a, tu_int expected) -{ - tu_int x = __fixunsdfti(a); - if (x != expected) - { - utwords xt; - xt.all = x; - utwords expectedt; - expectedt.all = expected; - printf("error in __fixunsdfti(%A) = 0x%.16llX%.16llX, expected 0x%.16llX%.16llX\n", - a, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low); - } - return x != expected; -} - -char assumption_1[sizeof(tu_int) == 2*sizeof(du_int)] = {0}; -char assumption_2[sizeof(su_int)*CHAR_BIT == 32] = {0}; -char assumption_3[sizeof(double)*CHAR_BIT == 64] = {0}; - -#endif - -int main() -{ -#if __x86_64 - if (test__fixunsdfti(0.0, 0)) - return 1; - - if (test__fixunsdfti(0.5, 0)) - return 1; - if (test__fixunsdfti(0.99, 0)) - return 1; - if (test__fixunsdfti(1.0, 1)) - return 1; - if (test__fixunsdfti(1.5, 1)) - return 1; - if (test__fixunsdfti(1.99, 1)) - return 1; - if (test__fixunsdfti(2.0, 2)) - return 1; - if (test__fixunsdfti(2.01, 2)) - return 1; - if (test__fixunsdfti(-0.5, 0)) - return 1; - if (test__fixunsdfti(-0.99, 0)) - return 1; -#if !TARGET_LIBGCC - if (test__fixunsdfti(-1.0, 0)) // libgcc ignores "returns 0 for negative input" spec - return 1; - if (test__fixunsdfti(-1.5, 0)) - return 1; - if (test__fixunsdfti(-1.99, 0)) - return 1; - if (test__fixunsdfti(-2.0, 0)) - return 1; - if (test__fixunsdfti(-2.01, 0)) - return 1; -#endif - - if (test__fixunsdfti(0x1.FFFFFEp+62, 0x7FFFFF8000000000LL)) - return 1; - if (test__fixunsdfti(0x1.FFFFFCp+62, 0x7FFFFF0000000000LL)) - return 1; - -#if !TARGET_LIBGCC - if (test__fixunsdfti(-0x1.FFFFFEp+62, 0)) - return 1; - if (test__fixunsdfti(-0x1.FFFFFCp+62, 0)) - return 1; -#endif - - if (test__fixunsdfti(0x1.FFFFFFFFFFFFFp+63, 0xFFFFFFFFFFFFF800LL)) - return 1; - if (test__fixunsdfti(0x1.0000000000000p+63, 0x8000000000000000LL)) - return 1; - if (test__fixunsdfti(0x1.FFFFFFFFFFFFFp+62, 0x7FFFFFFFFFFFFC00LL)) - return 1; - if (test__fixunsdfti(0x1.FFFFFFFFFFFFEp+62, 0x7FFFFFFFFFFFF800LL)) - return 1; - - if (test__fixunsdfti(0x1.FFFFFFFFFFFFFp+127, make_ti(0xFFFFFFFFFFFFF800LL, 0))) - return 1; - if (test__fixunsdfti(0x1.0000000000000p+127, make_ti(0x8000000000000000LL, 0))) - return 1; - if (test__fixunsdfti(0x1.FFFFFFFFFFFFFp+126, make_ti(0x7FFFFFFFFFFFFC00LL, 0))) - return 1; - if (test__fixunsdfti(0x1.FFFFFFFFFFFFEp+126, make_ti(0x7FFFFFFFFFFFF800LL, 0))) - return 1; - -#if !TARGET_LIBGCC - if (test__fixunsdfti(-0x1.FFFFFFFFFFFFFp+62, 0)) - return 1; - if (test__fixunsdfti(-0x1.FFFFFFFFFFFFEp+62, 0)) - return 1; -#endif - -#endif - return 0; -} |