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

[Chris Lattner]

Changes in directory llvm/lib/Target:

README.txt updated: 1.24 -> 1.25
---
Log message:

add a note


---
Diffs of the changes:  (+12 -0)

 README.txt |   12 ++++++++++++
 1 files changed, 12 insertions(+)


Index: llvm/lib/Target/README.txt
diff -u llvm/lib/Target/README.txt:1.24 llvm/lib/Target/README.txt:1.25
--- llvm/lib/Target/README.txt:1.24	Wed Mar 22 01:33:46 2006
+++ llvm/lib/Target/README.txt	Fri Mar 24 13:59:17 2006
@@ -138,3 +138,15 @@
 legalize.  It seems plausible that this knowledge would let it simplify other
 stuff too.
 
+//===---------------------------------------------------------------------===//
+
+The loop unroller should be enhanced to be able to unroll loops that aren't 
+single basic blocks.  It should be able to handle stuff like this:
+
+  for (i = 0; i < c1; ++i)
+     if (c2 & (1 << i))
+       foo
+
+where c1/c2 are constants.
+
+