[llvm-commits] CVS: llvm/lib/Target/README.txt

[Chris Lattner]

Changes in directory llvm/lib/Target:

README.txt updated: 1.23 -> 1.24
---
Log message:

add a note


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Diffs of the changes:  (+10 -0)

 README.txt |   10 ++++++++++
 1 files changed, 10 insertions(+)


Index: llvm/lib/Target/README.txt
diff -u llvm/lib/Target/README.txt:1.23 llvm/lib/Target/README.txt:1.24
--- llvm/lib/Target/README.txt:1.23	Sun Mar 19 00:09:23 2006
+++ llvm/lib/Target/README.txt	Wed Mar 22 01:33:46 2006
@@ -128,3 +128,13 @@
 //===---------------------------------------------------------------------===//
 
 Add LSR exit value substitution. It'll probably be a win for Ackermann, etc.
+
+//===---------------------------------------------------------------------===//
+
+It would be nice to revert this patch:
+http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20060213/031986.html
+
+And teach the dag combiner enough to simplify the code expanded before 
+legalize.  It seems plausible that this knowledge would let it simplify other
+stuff too.
+