1 //===-- lib/trunctfhf2.c - quad -> half conversion ----------------*- C -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #define QUAD_PRECISION 11 #include "fp_lib.h" 12 13 #if defined(CRT_HAS_128BIT) && defined(CRT_LDBL_128BIT) && \ 14 defined(COMPILER_RT_HAS_FLOAT16) 15 #define SRC_QUAD 16 #define DST_HALF 17 #include "fp_trunc_impl.inc" 18 19 COMPILER_RT_ABI _Float16 __trunctfhf2(long double a) { 20 return __truncXfYf2__(a); 21 } 22 23 #endif 24