diff options
Diffstat (limited to 'gas/doc/c-mips.texi')
| -rw-r--r-- | gas/doc/c-mips.texi | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/gas/doc/c-mips.texi b/gas/doc/c-mips.texi index 9cbfaf2..24f6843 100644 --- a/gas/doc/c-mips.texi +++ b/gas/doc/c-mips.texi @@ -522,7 +522,7 @@ for branches. By default @samp{-mno-ignore-branch-isa} is selected, causing any invalid branch requiring a transition between ISA modes to produce an error. -@cindex @option{-mnan=} command line option, MIPS +@cindex @option{-mnan=} command-line option, MIPS @item -mnan=@var{encoding} This option indicates whether the source code uses the IEEE 2008 NaN encoding (@option{-mnan=2008}) or the original MIPS encoding @@ -748,7 +748,7 @@ for the corresponding ISA level, from that point on in the assembly. @code{.set mips@var{n}} affects not only which instructions are permitted, but also how certain macros are expanded. @code{.set mips0} restores the ISA level to its original level: either the -level you selected with command line options, or the default for your +level you selected with command-line options, or the default for your configuration. You can use this feature to permit specific MIPS III instructions while assembling in 32 bit mode. Use this directive with care! @@ -758,7 +758,7 @@ care! The @code{.set arch=@var{cpu}} directive provides even finer control. It changes the effective CPU target and allows the assembler to use instructions specific to a particular CPU. All CPUs supported by the -@samp{-march} command line option are also selectable by this directive. +@samp{-march} command-line option are also selectable by this directive. The original value is restored by @code{.set arch=default}. The directive @code{.set mips16} puts the assembler into MIPS 16 mode, @@ -776,13 +776,13 @@ Traditional MIPS assemblers do not support this directive. @node MIPS assembly options @section Directives to control code generation -@cindex MIPS directives to override command line options +@cindex MIPS directives to override command-line options @kindex @code{.module} -The @code{.module} directive allows command line options to be set directly +The @code{.module} directive allows command-line options to be set directly from assembly. The format of the directive matches the @code{.set} directive but only those options which are relevant to a whole module are supported. The effect of a @code{.module} directive is the same as the -corresponding command line option. Where @code{.set} directives support +corresponding command-line option. Where @code{.set} directives support returning to a default then the @code{.module} directives do not as they define the defaults. @@ -873,7 +873,7 @@ other and must be tracked carefully. Traditionally the use of an explicit @code{.gnu_attribute 4, @var{n}} directive is used to indicate which ABI is in use by a specific module. -It was then left to the user to ensure that command line options and the +It was then left to the user to ensure that command-line options and the selected ABI were compatible with some potential for inconsistencies. @node MIPS FP ABI Variants @@ -933,7 +933,7 @@ of MIPS32r2. @cindex @code{.module fp=@var{nn}} directive, MIPS In order to simplify and add safety to the process of selecting the correct floating-point ABI, the assembler will automatically infer the -correct @code{.gnu_attribute 4, @var{n}} directive based on command line +correct @code{.gnu_attribute 4, @var{n}} directive based on command-line options and @code{.module} overrides. Where an explicit @code{.gnu_attribute 4, @var{n}} directive has been seen then a warning will be raised if it does not match an inferred setting. |