compiler-rt/lib/builtins/truncsfhf2.c

   1 //===-- lib/truncsfhf2.c - single -> half conversion --------------*- C -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #define SRC_SINGLE
  10 #define DST_HALF
  11 #include "fp_trunc_impl.inc"
  12
  13 // Use a forwarding definition and noinline to implement a poor man's alias,
  14 // as there isn't a good cross-platform way of defining one.
  15 COMPILER_RT_ABI NOINLINE dst_t __truncsfhf2(float a) {
  16   return __truncXfYf2__(a);
  17 }
  18
  19 COMPILER_RT_ABI dst_t __gnu_f2h_ieee(float a) { return __truncsfhf2(a); }
  20
  21 #if defined(__ARM_EABI__)
  22 #if defined(COMPILER_RT_ARMHF_TARGET)
  23 AEABI_RTABI dst_t __aeabi_f2h(float a) { return __truncsfhf2(a); }
  24 #else
  25 COMPILER_RT_ALIAS(__truncsfhf2, __aeabi_f2h)
  26 #endif
  27 #endif