13cab2bb3Spatrick //===-- lib/divdf3.c - Double-precision division ------------------*- C -*-===// 23cab2bb3Spatrick // 33cab2bb3Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 43cab2bb3Spatrick // See https://llvm.org/LICENSE.txt for license information. 53cab2bb3Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 63cab2bb3Spatrick // 73cab2bb3Spatrick //===----------------------------------------------------------------------===// 83cab2bb3Spatrick // 93cab2bb3Spatrick // This file implements double-precision soft-float division 103cab2bb3Spatrick // with the IEEE-754 default rounding (to nearest, ties to even). 113cab2bb3Spatrick // 123cab2bb3Spatrick //===----------------------------------------------------------------------===// 133cab2bb3Spatrick 143cab2bb3Spatrick #define DOUBLE_PRECISION 153cab2bb3Spatrick 16*d89ec533Spatrick #define NUMBER_OF_HALF_ITERATIONS 3 17*d89ec533Spatrick #define NUMBER_OF_FULL_ITERATIONS 1 183cab2bb3Spatrick 19*d89ec533Spatrick #include "fp_div_impl.inc" 203cab2bb3Spatrick __divdf3(fp_t a,fp_t b)21*d89ec533SpatrickCOMPILER_RT_ABI fp_t __divdf3(fp_t a, fp_t b) { return __divXf3__(a, b); } 223cab2bb3Spatrick 233cab2bb3Spatrick #if defined(__ARM_EABI__) 243cab2bb3Spatrick #if defined(COMPILER_RT_ARMHF_TARGET) __aeabi_ddiv(fp_t a,fp_t b)253cab2bb3SpatrickAEABI_RTABI fp_t __aeabi_ddiv(fp_t a, fp_t b) { return __divdf3(a, b); } 263cab2bb3Spatrick #else 273cab2bb3Spatrick COMPILER_RT_ALIAS(__divdf3, __aeabi_ddiv) 283cab2bb3Spatrick #endif 293cab2bb3Spatrick #endif 30