From 6f670fded28732da6175d6f5983af65983c8a976 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Mon, 12 Apr 1999 09:14:48 -0700 Subject: [PATCH] Document -mcpu=k6. From-SVN: r26377 --- gcc/invoke.texi | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) diff --git a/gcc/invoke.texi b/gcc/invoke.texi index 28fe49143bc..cd0769776cf 100644 --- a/gcc/invoke.texi +++ b/gcc/invoke.texi @@ -5019,25 +5019,29 @@ These @samp{-m} options are defined for the i386 family of computers: @table @code @item -mcpu=@var{cpu type} Assume the defaults for the machine type @var{cpu type} when scheduling -instructions. The choices for @var{cpu type} are: @samp{i386}, -@samp{i486}, @samp{i586} (@samp{pentium}), @samp{pentium}, @samp{i686} -(@samp{pentiumpro}) and @samp{pentiumpro}. While picking a specific -@var{cpu type} will schedule things appropriately for that particular -chip, the compiler will not generate any code that does not run on the -i386 without the @samp{-march=@var{cpu type}} option being used. +instructions. The choices for @var{cpu type} are: + +@multitable @columnfractions .20 .20 .20 .20 +@item @samp{i386} @tab @samp{i486} @tab @samp{i586} @tab @samp{i686} +@item @samp{pentium} @tab @samp{pentiumpro} @tab @samp{k6} +@end multitable + +While picking a specific @var{cpu type} will schedule things appropriately +for that particular chip, the compiler will not generate any code that +does not run on the i386 without the @samp{-march=@var{cpu type}} option +being used. @item -march=@var{cpu type} Generate instructions for the machine type @var{cpu type}. The choices -for @var{cpu type} are: @samp{i386}, @samp{i486}, @samp{pentium}, and -@samp{pentiumpro}. Specifying @samp{-march=@var{cpu type}} implies -@samp{-mcpu=@var{cpu type}}. +for @var{cpu type} are the same as for @samp{-mcpu}. Moreover, +specifying @samp{-march=@var{cpu type}} implies @samp{-mcpu=@var{cpu type}}. @item -m386 @itemx -m486 @itemx -mpentium @itemx -mpentiumpro Synonyms for -mcpu=i386, -mcpu=i486, -mcpu=pentium, and -mcpu=pentiumpro -respectively. +respectively. These synonyms are depricated. @item -mieee-fp @itemx -mno-ieee-fp -- 2.30.2