xref: /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/truncsfhf2.c (revision e8d8bef961a50d4dc22501cde4fb9fb0be1b2532)
10b57cec5SDimitry Andric //===-- lib/truncsfhf2.c - single -> half conversion --------------*- C -*-===//
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 #define SRC_SINGLE
100b57cec5SDimitry Andric #define DST_HALF
110b57cec5SDimitry Andric #include "fp_trunc_impl.inc"
120b57cec5SDimitry Andric 
130b57cec5SDimitry Andric // Use a forwarding definition and noinline to implement a poor man's alias,
140b57cec5SDimitry Andric // as there isn't a good cross-platform way of defining one.
__truncsfhf2(float a)15*e8d8bef9SDimitry Andric COMPILER_RT_ABI NOINLINE dst_t __truncsfhf2(float a) {
160b57cec5SDimitry Andric   return __truncXfYf2__(a);
170b57cec5SDimitry Andric }
180b57cec5SDimitry Andric 
__gnu_f2h_ieee(float a)19*e8d8bef9SDimitry Andric COMPILER_RT_ABI dst_t __gnu_f2h_ieee(float a) { return __truncsfhf2(a); }
200b57cec5SDimitry Andric 
210b57cec5SDimitry Andric #if defined(__ARM_EABI__)
220b57cec5SDimitry Andric #if defined(COMPILER_RT_ARMHF_TARGET)
__aeabi_f2h(float a)23*e8d8bef9SDimitry Andric AEABI_RTABI dst_t __aeabi_f2h(float a) { return __truncsfhf2(a); }
240b57cec5SDimitry Andric #else
250b57cec5SDimitry Andric COMPILER_RT_ALIAS(__truncsfhf2, __aeabi_f2h)
260b57cec5SDimitry Andric #endif
270b57cec5SDimitry Andric #endif
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