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| author | kazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-02-21 00:23:50 +0000 |
|---|---|---|
| committer | kazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-02-21 00:23:50 +0000 |
| commit | 04a40f24cab0917c13dcd0467a5ffdac29413cf7 (patch) | |
| tree | 7b8b7886090f7d00d715e1c20b12a3b8155bf716 | |
| parent | 6cf97ddc4cadd6fece1cfda0ae9ac166eddcf793 (diff) | |
| download | ppe42-gcc-04a40f24cab0917c13dcd0467a5ffdac29413cf7.tar.gz ppe42-gcc-04a40f24cab0917c13dcd0467a5ffdac29413cf7.zip | |
* gcse.c: Remove an obsolete comment.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@95318 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/gcse.c | 15 |
2 files changed, 6 insertions, 13 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7ccb4afa1fd..33f411f936d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2005-02-20 Kazu Hirata <kazu@cs.umass.edu> + + * gcse.c: Remove an obsolete comment. + 2005-02-20 Hans-Peter Nilsson <hp@axis.com> * doc/extend.texi (Function Attributes) <Attribute const>: The diff --git a/gcc/gcse.c b/gcc/gcse.c index 757f946738c..39a844f972b 100644 --- a/gcc/gcse.c +++ b/gcc/gcse.c @@ -264,19 +264,8 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA the result of the expression is copied to a new register, and the redundant expression is deleted by replacing it with this new register. Classic GCSE doesn't have this problem as much as it computes the reaching defs of - each register in each block and thus can try to use an existing register. - - ********************** - - A fair bit of simplicity is created by creating small functions for simple - tasks, even when the function is only called in one place. This may - measurably slow things down [or may not] by creating more function call - overhead than is necessary. The source is laid out so that it's trivial - to make the affected functions inline so that one can measure what speed - up, if any, can be achieved, and maybe later when things settle things can - be rearranged. - - Help stamp out big monolithic functions! */ + each register in each block and thus can try to use an existing + register. */ /* GCSE global vars. */ |
