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

48 lines
1.1 KiB
C

/* ===-- fixsfdi.c - Implement __fixsfdi -----------------------------------===
*
* 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.
*
* ===----------------------------------------------------------------------===
*/
#define SINGLE_PRECISION
#include "fp_lib.h"
ARM_EABI_FNALIAS(f2lz, fixsfdi)
#ifndef __SOFT_FP__
/* Support for systems that have hardware floating-point; can set the invalid
* flag as a side-effect of computation.
*/
COMPILER_RT_ABI du_int __fixunssfdi(float a);
COMPILER_RT_ABI di_int
__fixsfdi(float a)
{
if (a < 0.0f) {
return -__fixunssfdi(-a);
}
return __fixunssfdi(a);
}
#else
/* Support for systems that don't have hardware floating-point; there are no
* flags to set, and we don't want to code-gen to an unknown soft-float
* implementation.
*/
typedef di_int fixint_t;
typedef du_int fixuint_t;
#include "fp_fixint_impl.inc"
COMPILER_RT_ABI di_int
__fixsfdi(fp_t a) {
return __fixint(a);
}
#endif