/* Inline math functions for i387.
- Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004
+ Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2006
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by John C. Bowman <bowman@math.ualberta.ca>, 1995.
__inline_mathcodeNP (floor, __x, \
register long double __value; \
- __volatile unsigned short int __cw; \
- __volatile unsigned short int __cwtmp; \
- __asm __volatile ("fnstcw %0" : "=m" (__cw)); \
- __cwtmp = (__cw & 0xf3ff) | 0x0400; /* rounding down */ \
- __asm __volatile ("fldcw %0" : : "m" (__cwtmp)); \
- __asm __volatile ("frndint" : "=t" (__value) : "0" (__x)); \
- __asm __volatile ("fldcw %0" : : "m" (__cw)); \
+ register int __ignore; \
+ unsigned short int __cw; \
+ unsigned short int __cwtmp; \
+ __asm __volatile ("fnstcw %4\n\t" \
+ "movzwl %4, %1\n\t" \
+ "andl $0xf3ff, %1\n\t" \
+ "orl $0x0400, %1\n\t" /* rounding down */ \
+ "movw %1, %3\n\t" \
+ "fldcw %3\n\t" \
+ "frndint\n\t" \
+ "fldcw %4" \
+ : "=t" (__value), "=&q" (__ignore) \
+ : "0" (__x), "m" (__cwtmp), "m" (__cw)); \
return __value)
__inline_mathcodeNP (ceil, __x, \
register long double __value; \
- __volatile unsigned short int __cw; \
- __volatile unsigned short int __cwtmp; \
- __asm __volatile ("fnstcw %0" : "=m" (__cw)); \
- __cwtmp = (__cw & 0xf3ff) | 0x0800; /* rounding up */ \
- __asm __volatile ("fldcw %0" : : "m" (__cwtmp)); \
- __asm __volatile ("frndint" : "=t" (__value) : "0" (__x)); \
- __asm __volatile ("fldcw %0" : : "m" (__cw)); \
+ register int __ignore; \
+ unsigned short int __cw; \
+ unsigned short int __cwtmp; \
+ __asm __volatile ("fnstcw %4\n\t" \
+ "movzwl %4, %1\n\t" \
+ "andl $0xf3ff, %1\n\t" \
+ "orl $0x0800, %1\n\t" /* rounding up */ \
+ "movw %1, %3\n\t" \
+ "fldcw %3\n\t" \
+ "frndint\n\t" \
+ "fldcw %4" \
+ : "=t" (__value), "=&q" (__ignore) \
+ : "0" (__x), "m" (__cwtmp), "m" (__cw)); \
return __value)
#ifdef __FAST_MATH__