From 8f1ae09ac2d66b503fa48b09dc3780180650224e Mon Sep 17 00:00:00 2001 From: Jeffrey A Law Date: Fri, 29 Jun 2001 22:04:40 +0000 Subject: [PATCH] gcc.texi (Passes): Update due to recent -fdce -> -fssa-dce changes. * gcc.texi (Passes): Update due to recent -fdce -> -fssa-dce changes. Fix documentation for SSA DCE pass. From-SVN: r43660 --- gcc/ChangeLog | 3 +++ gcc/doc/gcc.texi | 9 +++++---- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1feafbef801..aaa636eb5df 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -5,6 +5,9 @@ Fri Jun 29 12:27:24 2001 Jeffrey A Law (law@cygnus.com) + * doc/gcc.texi (Passes): Update due to recent -fdce -> -fssa-dce + changes. Fix documentation for SSA DCE pass. + * ssa-dce.c (ssa_eliminate_dead_code): Renamed from eliminate_date_code. * ssa.h (ssa_eliminate_dead_code): Corresponding changes. diff --git a/gcc/doc/gcc.texi b/gcc/doc/gcc.texi index 6601ab61c7a..1535917ab71 100644 --- a/gcc/doc/gcc.texi +++ b/gcc/doc/gcc.texi @@ -3425,13 +3425,14 @@ the input file name. @cindex dead code elimination @opindex fdce @item -Dead Code Elimination. Turned on by the @option{-fdce} option. -This pass performs elimination of code considered unnecessary because it -is never executed. It operates in linear time. +SSA Aggressive Dead Code Elimination. Turned on by the @option{-fssa-dce} +option. This pass performs elimination of code considered unnecessary because +it has no externally visible effects on the program. It operates in +linear time. @opindex dX The option @option{-dX} causes a debugging dump of the RTL code after -this pass. This dump file's name is made by appending @samp{.dce} to +this pass. This dump file's name is made by appending @samp{.ssadce} to the input file name. @end itemize @cindex global common subexpression elimination -- 2.30.2