sh4a-sinf.c

来自「Mac OS X 10.4.9 for x86 Source Code gcc」· C语言 代码 · 共 14 行

/* Verify that we generate single-precision sine and cosine approximate
   (fsca) in fast math mode.  */
/* { dg-do compile { target "sh*-*-*" } } */
/* { dg-options "-O -ffast-math" } */
/* { dg-final { scan-assembler "\tfsca\t" } } */

#if defined __SH4A__ && ! defined __SH4_NOFPU__
#include <math.h>

float test(float f) { return sinf(f); }
#else
asm ("fsca\t");
#endif