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| author | Doug Evans <dje@gnu.org> | 1997-09-25 15:57:01 +0000 |
|---|---|---|
| committer | Doug Evans <dje@gnu.org> | 1997-09-25 15:57:01 +0000 |
| commit | 6d4312ddbf30f452fd9c93254e0be63c4fcbda9a (patch) | |
| tree | ac06ea26139d946d19d78035ff2d7420b04f2cde /gcc/invoke.texi | |
| parent | c5cec899dd7881f925fac20eb16507c421e22036 (diff) | |
| download | gcc-6d4312ddbf30f452fd9c93254e0be63c4fcbda9a.zip gcc-6d4312ddbf30f452fd9c93254e0be63c4fcbda9a.tar.gz gcc-6d4312ddbf30f452fd9c93254e0be63c4fcbda9a.tar.bz2 | |
Add docs for sparc -malign-{jumps,loops,functions}.
Fix typo in i386 -malign-functions docs.
Brought over from FSF.
From-SVN: r15714
Diffstat (limited to 'gcc/invoke.texi')
| -rw-r--r-- | gcc/invoke.texi | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/gcc/invoke.texi b/gcc/invoke.texi index 6ec91c2..7332f62 100644 --- a/gcc/invoke.texi +++ b/gcc/invoke.texi @@ -211,6 +211,8 @@ in the following sections. @emph{SPARC Options} -mcpu=@var{cpu type} -mtune=@var{cpu type} +-malign-jumps=@var{num} -malign-loops=@var{num} +-malign-functions=@var{num} -mapp-regs -mbroken-saverestore -mcypress -mepilogue -mflat -mfpu -mfullany -mhard-float -mhard-quad-float -mimpure-text -mint32 -mint64 -mlive-g0 @@ -3053,6 +3055,19 @@ Set the instruction scheduling parameters for machine type @samp{-mcpu=}@var{cpu_type} would. The same values for @samp{-mcpu=}@var{cpu_type} are used for @samp{-tune=}@var{cpu_type}. +@item -malign-loops=@var{num} +Align loops to a 2 raised to a @var{num} byte boundary. If +@samp{-malign-loops} is not specified, the default is 2. + +@item -malign-jumps=@var{num} +Align instructions that are only jumped to to a 2 raised to a @var{num} +byte boundary. If @samp{-malign-jumps} is not specified, the default is 2. + +@item -malign-functions=@var{num} +Align the start of functions to a 2 raised to @var{num} byte boundary. +If @samp{-malign-functions} is not specified, the default is 2 if compiling +for 32 bit sparc, and 5 if compiling for 64 bit sparc. + @end table These @samp{-m} switches are supported in addition to the above @@ -4484,7 +4499,7 @@ byte boundary. If @samp{-malign-jumps} is not specified, the default is @item -malign-functions=@var{num} Align the start of functions to a 2 raised to @var{num} byte boundary. -If @samp{-malign-jumps} is not specified, the default is 2 if optimizing +If @samp{-malign-functions} is not specified, the default is 2 if optimizing for a 386, and 4 if optimizing for a 486. @end table |