X-Git-Url: https://git.gag.com/?a=blobdiff_plain;ds=sidebyside;f=lib%2Ffpucw.h;fp=lib%2Ffpucw.h;h=0c04800885715c6ad7f189eb8f4f5f39579c80e6;hb=a8a88eddaa90432e6ec1b8d9d5c9842bc91afd1d;hp=05ee0cac947c67cc96b59a3fcf8186e409869fe4;hpb=20fcfc81ece044b8b0a6768ec6cf47be4e22a2e6;p=debian%2Fgzip diff --git a/lib/fpucw.h b/lib/fpucw.h index 05ee0ca..0c04800 100644 --- a/lib/fpucw.h +++ b/lib/fpucw.h @@ -1,5 +1,5 @@ /* Manipulating the FPU control word. -*- coding: utf-8 -*- - Copyright (C) 2007-2016 Free Software Foundation, Inc. + Copyright (C) 2007-2018 Free Software Foundation, Inc. Written by Bruno Haible , 2007. This program is free software: you can redistribute it and/or modify @@ -13,7 +13,7 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program. If not, see . */ + along with this program. If not, see . */ #ifndef _FPUCW_H #define _FPUCW_H @@ -35,13 +35,13 @@ The FPU control word is under control of the application, i.e. it is not required to be set either way by the ABI. (In fact, the i386 ABI - http://refspecs.freestandards.org/elf/abi386-4.pdf page 3-12 = page 38 + https://www.linux-mips.org/pub/linux/mips/doc/ABI/abi386-4.pdf page 3-12 = page 38 is not clear about it. But in any case, gcc treats the control word like a "preserved" register: it emits code that assumes that the control word is preserved across calls, and it restores the control word at the end of functions that modify it.) - See Vincent Lefèvre's page http://www.vinc17.org/research/extended.en.html + See Vincent Lefèvre's page https://www.vinc17.net/research/extended.en.html for a good explanation. See http://www.uwsg.iu.edu/hypermail/linux/kernel/0103.0/0453.html for some argumentation which setting should be the default. */