[llvm-commits] [llvm] r159699 - /llvm/trunk/lib/CodeGen/EarlyIfConversion.cpp
Matt Beaumont-Gay
matthewbg at google.com
Tue Jul 3 18:09:45 PDT 2012
Author: matthewbg
Date: Tue Jul 3 20:09:45 2012
New Revision: 159699
URL: http://llvm.org/viewvc/llvm-project?rev=159699&view=rev
Log:
Fix some ascii art in a comment to not have trailing backslashes (inspiration
from IfConversion.cc), and fix some spelling and grammar in the surrounding
prose.
Modified:
llvm/trunk/lib/CodeGen/EarlyIfConversion.cpp
Modified: llvm/trunk/lib/CodeGen/EarlyIfConversion.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/EarlyIfConversion.cpp?rev=159699&r1=159698&r2=159699&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/EarlyIfConversion.cpp (original)
+++ llvm/trunk/lib/CodeGen/EarlyIfConversion.cpp Tue Jul 3 20:09:45 2012
@@ -52,21 +52,21 @@
//===----------------------------------------------------------------------===//
//
// The SSAIfConv class performs if-conversion on SSA form machine code after
-// determining if it is possible. The class contains no heuristics, external
+// determining if it is possible. The class contains no heuristics; external
// code should be used to determine when if-conversion is a good idea.
//
-// SSAIfConv con convert both triangles and diamonds:
+// SSAIfConv can convert both triangles and diamonds:
//
// Triangle: Head Diamond: Head
-// | \ / \
-// | \ / \
+// | \ / \_
+// | \ / |
// | [TF]BB FBB TBB
// | / \ /
// | / \ /
// Tail Tail
//
// Instructions in the conditional blocks TBB and/or FBB are spliced into the
-// Head block, and phis in the Tail black are converted to select instruction.
+// Head block, and phis in the Tail block are converted to select instructions.
//
namespace {
class SSAIfConv {
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