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author | Anton Samokhvalov <pg83@yandex.ru> | 2022-02-10 16:45:17 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:17 +0300 |
commit | d3a398281c6fd1d3672036cb2d63f842d2cb28c5 (patch) | |
tree | dd4bd3ca0f36b817e96812825ffaf10d645803f2 /contrib/libs/cxxsupp/builtins/fixunsdfdi.c | |
parent | 72cb13b4aff9bc9cf22e49251bc8fd143f82538f (diff) | |
download | ydb-d3a398281c6fd1d3672036cb2d63f842d2cb28c5.tar.gz |
Restoring authorship annotation for Anton Samokhvalov <pg83@yandex.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/cxxsupp/builtins/fixunsdfdi.c')
-rw-r--r-- | contrib/libs/cxxsupp/builtins/fixunsdfdi.c | 88 |
1 files changed, 44 insertions, 44 deletions
diff --git a/contrib/libs/cxxsupp/builtins/fixunsdfdi.c b/contrib/libs/cxxsupp/builtins/fixunsdfdi.c index d708e6c3805..4b0bc9e1d05 100644 --- a/contrib/libs/cxxsupp/builtins/fixunsdfdi.c +++ b/contrib/libs/cxxsupp/builtins/fixunsdfdi.c @@ -1,44 +1,44 @@ -/* ===-- fixunsdfdi.c - Implement __fixunsdfdi -----------------------------=== - * - * 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. - * - * ===----------------------------------------------------------------------=== - */ - -#define DOUBLE_PRECISION -#include "fp_lib.h" - -ARM_EABI_FNALIAS(d2ulz, fixunsdfdi) - -#ifndef __SOFT_FP__ -/* Support for systems that have hardware floating-point; can set the invalid - * flag as a side-effect of computation. - */ - -COMPILER_RT_ABI du_int -__fixunsdfdi(double a) -{ - if (a <= 0.0) return 0; - su_int high = a / 4294967296.f; /* a / 0x1p32f; */ - su_int low = a - (double)high * 4294967296.f; /* high * 0x1p32f; */ - return ((du_int)high << 32) | low; -} - -#else -/* Support for systems that don't have hardware floating-point; there are no - * flags to set, and we don't want to code-gen to an unknown soft-float - * implementation. - */ - -typedef du_int fixuint_t; -#include "fp_fixuint_impl.inc" - -COMPILER_RT_ABI du_int -__fixunsdfdi(fp_t a) { - return __fixuint(a); -} - -#endif +/* ===-- fixunsdfdi.c - Implement __fixunsdfdi -----------------------------=== + * + * 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. + * + * ===----------------------------------------------------------------------=== + */ + +#define DOUBLE_PRECISION +#include "fp_lib.h" + +ARM_EABI_FNALIAS(d2ulz, fixunsdfdi) + +#ifndef __SOFT_FP__ +/* Support for systems that have hardware floating-point; can set the invalid + * flag as a side-effect of computation. + */ + +COMPILER_RT_ABI du_int +__fixunsdfdi(double a) +{ + if (a <= 0.0) return 0; + su_int high = a / 4294967296.f; /* a / 0x1p32f; */ + su_int low = a - (double)high * 4294967296.f; /* high * 0x1p32f; */ + return ((du_int)high << 32) | low; +} + +#else +/* Support for systems that don't have hardware floating-point; there are no + * flags to set, and we don't want to code-gen to an unknown soft-float + * implementation. + */ + +typedef du_int fixuint_t; +#include "fp_fixuint_impl.inc" + +COMPILER_RT_ABI du_int +__fixunsdfdi(fp_t a) { + return __fixuint(a); +} + +#endif |