diff options
Diffstat (limited to 'sysdeps/alpha/fpu/fraiseexcpt.c')
| -rw-r--r-- | sysdeps/alpha/fpu/fraiseexcpt.c | 47 |
1 files changed, 22 insertions, 25 deletions
diff --git a/sysdeps/alpha/fpu/fraiseexcpt.c b/sysdeps/alpha/fpu/fraiseexcpt.c index 9b61ddb843..bcbc06b400 100644 --- a/sysdeps/alpha/fpu/fraiseexcpt.c +++ b/sysdeps/alpha/fpu/fraiseexcpt.c @@ -1,5 +1,5 @@ /* Raise given exceptions. - Copyright (C) 1997, 1998 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Richard Henderson <rth@tamu.edu>, 1997. @@ -22,9 +22,10 @@ #include <math.h> void -feraiseexcept (int excepts) +__feraiseexcept (int excepts) { - double tmp, dummy; + double tmp; + double dummy; /* Raise exceptions represented by EXPECTS. But we must raise only one signal at a time. It is important the if the overflow/underflow @@ -36,38 +37,34 @@ feraiseexcept (int excepts) /* First: invalid exception. */ if (FE_INVALID & excepts) - { - /* One example of a invalid operation is 0 * Infinity. */ - __asm__ __volatile__("mult/sui $f31,%1,%0; trapb" - : "=&f"(tmp) : "f"(HUGE_VAL)); - } + /* One example of a invalid operation is 0 * Infinity. */ + __asm__ __volatile__("mult/sui $f31,%1,%0; trapb" + : "=&f" (tmp) : "f" (HUGE_VAL)); /* Next: division by zero. */ if (FE_DIVBYZERO & excepts) - { - __asm__ __volatile__("cmpteq $f31,$f31,%1; divt/sui %1,$f31,%0; trapb" - : "=&f"(tmp), "=f"(dummy)); - } + __asm__ __volatile__("cmpteq $f31,$f31,%1; divt/sui %1,$f31,%0; trapb" + : "=&f" (tmp), "=f" (dummy)); /* Next: overflow. */ if (FE_OVERFLOW & excepts) - { - __asm__ __volatile__("mult/sui %1,%1,%0; trapb" - : "=&f"(tmp) : "f"(DBL_MAX)); - } + __asm__ __volatile__("mult/sui %1,%1,%0; trapb" + : "=&f" (tmp) : "f" (DBL_MAX)); /* Next: underflow. */ if (FE_UNDERFLOW & excepts) - { - __asm__ __volatile__("divt/sui %1,%2,%0; trapb" - : "=&f"(tmp) : "f"(DBL_MIN), - "f"((double) (1UL << 60))); - } + __asm__ __volatile__("divt/sui %1,%2,%0; trapb" + : "=&f" (tmp) : "f" (DBL_MIN), + "f" ((double) (1UL << 60))); /* Last: inexact. */ if (FE_INEXACT & excepts) - { - __asm__ __volatile__("divt/sui %1,%2,%0; trapb" - : "=&f"(tmp) : "f"(1.0), "f"(M_PI)); - } + __asm__ __volatile__("divt/sui %1,%2,%0; trapb" + : "=&f" (tmp) : "f" (1.0), "f" (M_PI)); + + /* Success. */ + return 0; } +strong_alias (__feraiseexcept, __old_feraiseexcept) +symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1); +default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.1.3); |