[llvm-commits] [llvm] r125660 - /llvm/trunk/lib/Target/README.txt
Eli Friedman
eli.friedman at gmail.com
Tue Feb 15 23:41:19 PST 2011
Author: efriedma
Date: Wed Feb 16 01:41:19 2011
New Revision: 125660
URL: http://llvm.org/viewvc/llvm-project?rev=125660&view=rev
Log:
Remove outdated README entry.
Modified:
llvm/trunk/lib/Target/README.txt
Modified: llvm/trunk/lib/Target/README.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/README.txt?rev=125660&r1=125659&r2=125660&view=diff
==============================================================================
--- llvm/trunk/lib/Target/README.txt (original)
+++ llvm/trunk/lib/Target/README.txt Wed Feb 16 01:41:19 2011
@@ -733,18 +733,6 @@
//===---------------------------------------------------------------------===//
-We miss some instcombines for stuff like this:
-void bar (void);
-void foo (unsigned int a) {
- /* This one is equivalent to a >= (3 << 2). */
- if ((a >> 2) >= 3)
- bar ();
-}
-
-A few other related ones are in GCC PR14753.
-
-//===---------------------------------------------------------------------===//
-
Divisibility by constant can be simplified (according to GCC PR12849) from
being a mulhi to being a mul lo (cheaper). Testcase:
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