xref: /netbsd-src/sys/external/bsd/compiler_rt/dist/lib/builtins/muldf3.c (revision afab4e300d3a9fb07dd8c80daf53d0feb3345706)
1 //===-- lib/muldf3.c - Double-precision multiplication ------------*- 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 // This file implements double-precision soft-float multiplication
11 // with the IEEE-754 default rounding (to nearest, ties to even).
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #define DOUBLE_PRECISION
16 #include "fp_mul_impl.inc"
17 
18 COMPILER_RT_ABI fp_t __muldf3(fp_t a, fp_t b) {
19     return __mulXf3__(a, b);
20 }
21 
22 #if defined(__ARM_EABI__)
23 #if defined(COMPILER_RT_ARMHF_TARGET)
24 AEABI_RTABI fp_t __aeabi_dmul(fp_t a, fp_t b) {
25   return __muldf3(a, b);
26 }
27 #else
28 AEABI_RTABI fp_t __aeabi_dmul(fp_t a, fp_t b) COMPILER_RT_ALIAS(__muldf3);
29 #endif
30 #endif
31