10b57cec5SDimitry Andric //===-- floatundisf.c - Implement __floatundisf ---------------------------===// 20b57cec5SDimitry Andric // 30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric // 70b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric // 90b57cec5SDimitry Andric // This file implements __floatundisf for the compiler_rt library. 100b57cec5SDimitry Andric // 110b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 120b57cec5SDimitry Andric 130b57cec5SDimitry Andric // Returns: convert a to a float, rounding toward even. 140b57cec5SDimitry Andric 150b57cec5SDimitry Andric // Assumption: float is a IEEE 32 bit floating point type 160b57cec5SDimitry Andric // du_int is a 64 bit integral type 170b57cec5SDimitry Andric 180b57cec5SDimitry Andric // seee eeee emmm mmmm mmmm mmmm mmmm mmmm 190b57cec5SDimitry Andric 200b57cec5SDimitry Andric #include "int_lib.h" 210b57cec5SDimitry Andric 225f757f3fSDimitry Andric #define SRC_U64 235f757f3fSDimitry Andric #define DST_SINGLE 245f757f3fSDimitry Andric #include "int_to_fp_impl.inc" 255f757f3fSDimitry Andric __floatundisf(du_int a)265f757f3fSDimitry AndricCOMPILER_RT_ABI float __floatundisf(du_int a) { return __floatXiYf__(a); } 270b57cec5SDimitry Andric 280b57cec5SDimitry Andric #if defined(__ARM_EABI__) 290b57cec5SDimitry Andric #if defined(COMPILER_RT_ARMHF_TARGET) __aeabi_ul2f(du_int a)300b57cec5SDimitry AndricAEABI_RTABI float __aeabi_ul2f(du_int a) { return __floatundisf(a); } 310b57cec5SDimitry Andric #else 320b57cec5SDimitry Andric COMPILER_RT_ALIAS(__floatundisf, __aeabi_ul2f) 330b57cec5SDimitry Andric #endif 340b57cec5SDimitry Andric #endif 35349cc55cSDimitry Andric 36349cc55cSDimitry Andric #if defined(__MINGW32__) && defined(__arm__) 37349cc55cSDimitry Andric COMPILER_RT_ALIAS(__floatundisf, __u64tos) 38349cc55cSDimitry Andric #endif 39