compiler-rt/lib/builtins/floatuntidf.c

   1 //===-- floatuntidf.c - Implement __floatuntidf ---------------------------===//
   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 // This file implements __floatuntidf for the compiler_rt library.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "int_lib.h"
  14
  15 #ifdef CRT_HAS_128BIT
  16
  17 #define SRC_U128
  18 #define DST_DOUBLE
  19 #include "int_to_fp_impl.inc"
  20
  21 // Returns: convert a to a double, rounding toward even.
  22
  23 // Assumption: double is a IEEE 64 bit floating point type
  24 //             tu_int is a 128 bit integral type
  25
  26 // seee eeee eeee mmmm mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm mmmm mmmm
  27 // mmmm
  28
  29 COMPILER_RT_ABI double __floatuntidf(tu_int a) { return __floatXiYf__(a); }
  30
  31 #endif // CRT_HAS_128BIT