From 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Thu, 12 Jul 2007 18:26:36 +0000 Subject: 2.5-18.1 --- sysdeps/i386/fpu/bits/mathinline.h | 44 +++++++++++++++++++++++++------------- 1 file changed, 29 insertions(+), 15 deletions(-) (limited to 'sysdeps/i386/fpu/bits/mathinline.h') diff --git a/sysdeps/i386/fpu/bits/mathinline.h b/sysdeps/i386/fpu/bits/mathinline.h index e04ce95099..28547d44b8 100644 --- a/sysdeps/i386/fpu/bits/mathinline.h +++ b/sysdeps/i386/fpu/bits/mathinline.h @@ -1,5 +1,5 @@ /* 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 , 1995. @@ -529,24 +529,38 @@ __inline_mathcodeNP (tanh, __x, \ __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 %3\n\t" \ + "movzwl %3, %1\n\t" \ + "andl $0xf3ff, %1\n\t" \ + "orl $0x0400, %1\n\t" /* rounding down */ \ + "movw %w1, %2\n\t" \ + "fldcw %2\n\t" \ + "frndint\n\t" \ + "fldcw %3" \ + : "=t" (__value), "=&q" (__ignore), "=m" (__cwtmp), \ + "=m" (__cw) \ + : "0" (__x)); \ 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 %3\n\t" \ + "movzwl %3, %1\n\t" \ + "andl $0xf3ff, %1\n\t" \ + "orl $0x0800, %1\n\t" /* rounding up */ \ + "movw %w1, %2\n\t" \ + "fldcw %2\n\t" \ + "frndint\n\t" \ + "fldcw %3" \ + : "=t" (__value), "=&q" (__ignore), "=m" (__cwtmp), \ + "=m" (__cw) \ + : "0" (__x)); \ return __value) #ifdef __FAST_MATH__ -- cgit v1.2.3