/* Store current floating-point environment and clear exceptions.
- Copyright (C) 2000-2015 Free Software Foundation, Inc.
+ Copyright (C) 2000-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Huggins-Daines <dhd@debian.org>, 2000
#include <string.h>
int
-feholdexcept (fenv_t *envp)
+__feholdexcept (fenv_t *envp)
{
union { unsigned long long buf[4]; fenv_t env; } clear;
unsigned long long *bufptr;
/* Store the environment. */
bufptr = clear.buf;
__asm__ (
- "fstd,ma %%fr0,8(%1)\n"
- : "=m" (clear), "+r" (bufptr) : : "%r0");
+ "fstd %%fr0,0(%1)\n"
+ : "=m" (clear) : "r" (bufptr) : "%r0");
memcpy (envp, &clear.env, sizeof (fenv_t));
/* Clear exception queues */
/* Now clear all flags */
clear.env.__status_word &= ~(FE_ALL_EXCEPT << 27);
- /* Load the new environment. Note: fr0 must load last to enable T-bit
- Thus we start bufptr at the end and work backwards */
- bufptr = (unsigned long long *)((unsigned int)(clear.buf) + sizeof(unsigned int)*4);
+ /* Load the new environment. Note: fr0 must load last to enable T-bit. */
__asm__ (
- "fldd,mb -8(%0),%%fr0\n"
+ "fldd 0(%0),%%fr0\n"
: : "r" (bufptr), "m" (clear) : "%r0");
return 0;
}
-libm_hidden_def (feholdexcept)
+libm_hidden_def (__feholdexcept)
+weak_alias (__feholdexcept, feholdexcept)
+libm_hidden_weak (feholdexcept)