1 //===-- lib/divdf3.c - Double-precision division ------------------*- 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 // This file implements double-precision soft-float division 10 // with the IEEE-754 default rounding (to nearest, ties to even). 11 // 12 //===----------------------------------------------------------------------===// 13 14 #define DOUBLE_PRECISION 15 16 #define NUMBER_OF_HALF_ITERATIONS 3 17 #define NUMBER_OF_FULL_ITERATIONS 1 18 19 #include "fp_div_impl.inc" 20 21 COMPILER_RT_ABI fp_t __divdf3(fp_t a, fp_t b) { return __divXf3__(a, b); } 22 23 #if defined(__ARM_EABI__) 24 #if defined(COMPILER_RT_ARMHF_TARGET) 25 AEABI_RTABI fp_t __aeabi_ddiv(fp_t a, fp_t b) { return __divdf3(a, b); } 26 #else 27 COMPILER_RT_ALIAS(__divdf3, __aeabi_ddiv) 28 #endif 29 #endif 30