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Diffstat (limited to 'gcc/invoke.texi')
| -rw-r--r-- | gcc/invoke.texi | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/gcc/invoke.texi b/gcc/invoke.texi index 0e3a48a..67fd30b 100644 --- a/gcc/invoke.texi +++ b/gcc/invoke.texi @@ -166,7 +166,7 @@ in the following sections. -fno-function-cse -fno-inline -fno-peephole -fomit-frame-pointer -foptimize-register-moves -foptimize-sibling-calls -fregmove -frerun-cse-after-loop -frerun-loop-opt -freduce-all-givs --fschedule-insns -fschedule-insns2 -fstrength-reduce +-fschedule-insns -fschedule-insns2 -fssa -fstrength-reduce -fstrict-aliasing -fthread-jumps -funroll-all-loops -funroll-loops -O -O0 -O1 -O2 -O3 -Os @@ -2832,6 +2832,13 @@ need be executed. If @var{n} is not specified, use a machine-dependent default. +@item -fssa +Perform optimizations in static single assignment form. Each function's +flow graph is translated into SSA form, optimizations are performed, and +the flow graph is translated back from SSA form. (Currently, no +SSA-based optimizations are implemented, but converting into and out of +SSA form is not an invariant operation, and generated code may differ.) + @end table @node Preprocessor Options |