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[tree-ssa] Remove documentation for -ftree-copyprop
- From: Diego Novillo <dnovillo at redhat dot com>
- To: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
- Date: Fri, 07 May 2004 11:35:20 -0400
- Subject: [tree-ssa] Remove documentation for -ftree-copyprop
- Organization: Red Hat Canada
The patch to kill -ftree-copyprop didn't remove its documentation.
Diego.
* doc/invoke.texi: Remove documentation for -ftree-copyprop.
Update documentation for -ftree-pre.
Index: doc/invoke.texi
===================================================================
RCS file: /cvs/gcc/gcc/gcc/doc/invoke.texi,v
retrieving revision 1.152.2.93
diff -d -c -p -r1.152.2.93 invoke.texi
*** doc/invoke.texi 4 May 2004 05:03:33 -0000 1.152.2.93
--- doc/invoke.texi 7 May 2004 15:27:09 -0000
*************** in the following sections.
*** 310,316 ****
-fstrength-reduce -fstrict-aliasing -ftracer -fthread-jumps @gol
-funroll-all-loops -funroll-loops -fpeel-loops @gol
-funswitch-loops -fold-unroll-loops -fold-unroll-all-loops @gol
! -ftree-pre -ftree-ccp -ftree-dce -ftree-copyprop @gol
-ftree-dominator-opts -ftree-dse -ftree-copyrename @gol
-ftree-ch -ftree-sra -ftree-ter -ftree-lrs @gol
--param @var{name}=@var{value}
--- 310,316 ----
-fstrength-reduce -fstrict-aliasing -ftracer -fthread-jumps @gol
-funroll-all-loops -funroll-loops -fpeel-loops @gol
-funswitch-loops -fold-unroll-loops -fold-unroll-all-loops @gol
! -ftree-pre -ftree-ccp -ftree-dce @gol
-ftree-dominator-opts -ftree-dse -ftree-copyrename @gol
-ftree-ch -ftree-sra -ftree-ter -ftree-lrs @gol
--param @var{name}=@var{value}
*************** Dump each function after CCP. The file
*** 3531,3541 ****
Dump trees after partial redundancy elimination. The file name is made
by appending @file{.pre} to the source file name.
- @item copyprop
- @opindex fdump-tree-copyprop
- Dump trees after copy propagation pass. The file name is made by
- appending @file{.copyprop} to the source file name.
-
@item dce
@opindex fdump-tree-dce
Dump each function after dead code elimination. The file name is made by
--- 3531,3536 ----
*************** those which have no call-preserved regis
*** 4330,4341 ****
Enabled at levels @option{-O2}, @option{-O3}, @option{-Os}.
@item -ftree-pre
! Perform Partial Redundancy Elimination (PRE) on trees. @emph{Note:} This
! feature is under development and should not be used in this version of GCC.
!
! @item -ftree-copyprop
! Perform copy propagation on trees. This flag is enabled by default at -O
! and higher.
@item -ftree-ccp
Perform sparse conditional constant propagation (CCP) on trees. This flag
--- 4325,4332 ----
Enabled at levels @option{-O2}, @option{-O3}, @option{-Os}.
@item -ftree-pre
! Perform Partial Redundancy Elimination (PRE) on trees. This flag is
! enabled by default at -O and higher.
@item -ftree-ccp
Perform sparse conditional constant propagation (CCP) on trees. This flag