diff options
Diffstat (limited to 'lib/builtins/fixunsdfdi.c')
-rw-r--r-- | lib/builtins/fixunsdfdi.c | 54 |
1 files changed, 22 insertions, 32 deletions
diff --git a/lib/builtins/fixunsdfdi.c b/lib/builtins/fixunsdfdi.c index bfe4dbb25656..d2ba73825cfe 100644 --- a/lib/builtins/fixunsdfdi.c +++ b/lib/builtins/fixunsdfdi.c @@ -1,52 +1,42 @@ -/* ===-- 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. - * - * ===----------------------------------------------------------------------=== - */ +//===-- fixunsdfdi.c - Implement __fixunsdfdi -----------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// #define DOUBLE_PRECISION #include "fp_lib.h" #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; +// 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. - */ +// 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); -} +COMPILER_RT_ABI du_int __fixunsdfdi(fp_t a) { return __fixuint(a); } #endif #if defined(__ARM_EABI__) #if defined(COMPILER_RT_ARMHF_TARGET) -AEABI_RTABI du_int __aeabi_d2ulz(fp_t a) { - return __fixunsdfdi(a); -} +AEABI_RTABI du_int __aeabi_d2ulz(fp_t a) { return __fixunsdfdi(a); } #else -AEABI_RTABI du_int __aeabi_d2ulz(fp_t a) COMPILER_RT_ALIAS(__fixunsdfdi); +COMPILER_RT_ALIAS(__fixunsdfdi, __aeabi_d2ulz) #endif #endif |