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| author | Kazu Hirata <kazu@cs.umass.edu> | 2005-02-21 00:23:50 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2005-02-21 00:23:50 +0000 |
| commit | a3c28ba2754ab87e605ceabfd9cbf293c9b8535e (patch) | |
| tree | 7b8b7886090f7d00d715e1c20b12a3b8155bf716 /gcc | |
| parent | f1cc92209601b31af1d03d8b06589bae05dcd531 (diff) | |
| download | gcc-a3c28ba2754ab87e605ceabfd9cbf293c9b8535e.zip gcc-a3c28ba2754ab87e605ceabfd9cbf293c9b8535e.tar.gz gcc-a3c28ba2754ab87e605ceabfd9cbf293c9b8535e.tar.bz2 | |
* gcse.c: Remove an obsolete comment.
From-SVN: r95318
Diffstat (limited to 'gcc')
| -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 7ccb4af..33f411f 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 @@ -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. */ |