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1  /* ===-- fixsfdi.c - Implement __fixsfdi -----------------------------------===
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  
11  #define SINGLE_PRECISION
12  #include "fp_lib.h"
13  
14  ARM_EABI_FNALIAS(f2lz, fixsfdi)
15  
16  #ifndef __SOFT_FP__
17  /* Support for systems that have hardware floating-point; can set the invalid
18   * flag as a side-effect of computation.
19   */
20  
21  COMPILER_RT_ABI du_int __fixunssfdi(float a);
22  
23  COMPILER_RT_ABI di_int
__fixsfdi(float a)24  __fixsfdi(float a)
25  {
26      if (a < 0.0f) {
27          return -__fixunssfdi(-a);
28      }
29      return __fixunssfdi(a);
30  }
31  
32  #else
33  /* Support for systems that don't have hardware floating-point; there are no
34   * flags to set, and we don't want to code-gen to an unknown soft-float
35   * implementation.
36   */
37  
38  typedef di_int fixint_t;
39  typedef du_int fixuint_t;
40  #include "fp_fixint_impl.inc"
41  
42  COMPILER_RT_ABI di_int
43  __fixsfdi(fp_t a) {
44      return __fixint(a);
45  }
46  
47  #endif
48