1 1.1 joerg //===-- lib/negdf2.c - double-precision negation ------------------*- C -*-===// 2 1.1 joerg // 3 1.1 joerg // The LLVM Compiler Infrastructure 4 1.1 joerg // 5 1.1 joerg // This file is dual licensed under the MIT and the University of Illinois Open 6 1.1 joerg // Source Licenses. See LICENSE.TXT for details. 7 1.1 joerg // 8 1.1 joerg //===----------------------------------------------------------------------===// 9 1.1 joerg // 10 1.1 joerg // This file implements double-precision soft-float negation. 11 1.1 joerg // 12 1.1 joerg //===----------------------------------------------------------------------===// 13 1.1 joerg 14 1.1 joerg #define DOUBLE_PRECISION 15 1.1 joerg #include "fp_lib.h" 16 1.1 joerg 17 1.2 rin COMPILER_RT_ABI fp_t 18 1.2 rin __negdf2(fp_t a) { 19 1.2 rin return fromRep(toRep(a) ^ signBit); 20 1.2 rin } 21 1.1 joerg 22 1.2 rin #if defined(__ARM_EABI__) 23 1.3 rin #if defined(COMPILER_RT_ARMHF_TARGET) 24 1.2 rin AEABI_RTABI fp_t __aeabi_dneg(fp_t a) { 25 1.2 rin return __negdf2(a); 26 1.1 joerg } 27 1.3 rin #else 28 1.3 rin AEABI_RTABI fp_t __aeabi_dneg(fp_t a) COMPILER_RT_ALIAS(__negdf2); 29 1.3 rin #endif 30 1.2 rin #endif 31