llvm-project/compiler-rt/lib/builtins/muldf3.c

//===-- lib/muldf3.c - Double-precision multiplication ------------*- C -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements double-precision soft-float multiplication
// with the IEEE-754 default rounding (to nearest, ties to even).
//
//===----------------------------------------------------------------------===//

#define DOUBLE_PRECISION
#include "fp_mul_impl.inc"

COMPILER_RT_ABI fp_t __muldf3(fp_t a, fp_t b) {
    return __mulXf3__(a, b);
}

#if defined(__ARM_EABI__)
#if defined(COMPILER_RT_ARMHF_TARGET)
AEABI_RTABI fp_t __aeabi_dmul(fp_t a, fp_t b) {
  return __muldf3(a, b);
}
#else
AEABI_RTABI fp_t __aeabi_dmul(fp_t a, fp_t b) COMPILER_RT_ALIAS(__muldf3);
#endif
#endif