diff options
Diffstat (limited to 'gcc/doc/invoke.texi')
| -rw-r--r-- | gcc/doc/invoke.texi | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 3ccfc3e0b8a..b7eab9e964f 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -6205,21 +6205,12 @@ Maximum number of basic blocks on path that cse considers. The default is 10. @item max-cse-insns The maximum instructions CSE process before flushing. The default is 1000. -@item global-var-threshold - -Counts the number of function calls (@var{n}) and the number of -call-clobbered variables (@var{v}). If @var{n}x@var{v} is larger than this limit, a -single artificial variable will be created to represent all the -call-clobbered variables at function call sites. This artificial -variable will then be made to alias every call-clobbered variable. -(done as @code{int * size_t} on the host machine; beware overflow). - @item max-aliased-vops -Maximum number of virtual operands allowed to represent aliases -before triggering the alias grouping heuristic. Alias grouping -reduces compile times and memory consumption needed for aliasing at -the expense of precision loss in alias information. +Maximum number of virtual operands per statement allowed to represent +aliases before triggering the alias grouping heuristic. Alias +grouping reduces compile times and memory consumption needed for +aliasing at the expense of precision loss in alias information. @item ggc-min-expand |