xref: /openbsd-src/gnu/llvm/compiler-rt/lib/builtins/muldf3.c (revision 3cab2bb3f667058bece8e38b12449a63a9d73c4b)
1*3cab2bb3Spatrick //===-- lib/muldf3.c - Double-precision multiplication ------------*- C -*-===//
2*3cab2bb3Spatrick //
3*3cab2bb3Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*3cab2bb3Spatrick // See https://llvm.org/LICENSE.txt for license information.
5*3cab2bb3Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*3cab2bb3Spatrick //
7*3cab2bb3Spatrick //===----------------------------------------------------------------------===//
8*3cab2bb3Spatrick //
9*3cab2bb3Spatrick // This file implements double-precision soft-float multiplication
10*3cab2bb3Spatrick // with the IEEE-754 default rounding (to nearest, ties to even).
11*3cab2bb3Spatrick //
12*3cab2bb3Spatrick //===----------------------------------------------------------------------===//
13*3cab2bb3Spatrick 
14*3cab2bb3Spatrick #define DOUBLE_PRECISION
15*3cab2bb3Spatrick #include "fp_mul_impl.inc"
16*3cab2bb3Spatrick 
__muldf3(fp_t a,fp_t b)17*3cab2bb3Spatrick COMPILER_RT_ABI fp_t __muldf3(fp_t a, fp_t b) { return __mulXf3__(a, b); }
18*3cab2bb3Spatrick 
19*3cab2bb3Spatrick #if defined(__ARM_EABI__)
20*3cab2bb3Spatrick #if defined(COMPILER_RT_ARMHF_TARGET)
__aeabi_dmul(fp_t a,fp_t b)21*3cab2bb3Spatrick AEABI_RTABI fp_t __aeabi_dmul(fp_t a, fp_t b) { return __muldf3(a, b); }
22*3cab2bb3Spatrick #else
23*3cab2bb3Spatrick COMPILER_RT_ALIAS(__muldf3, __aeabi_dmul)
24*3cab2bb3Spatrick #endif
25*3cab2bb3Spatrick #endif
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