[llvm-commits] [llvm] r72904 - in /llvm/trunk: lib/Target/CBackend/CBackend.cpp test/CodeGen/CBackend/fneg.ll

[Dan Gohman]

Author: djg
Date: Thu Jun  4 18:43:29 2009
New Revision: 72904

URL: http://llvm.org/viewvc/llvm-project?rev=72904&view=rev
Log:
Fix an erroneous check for isFNeg; the FNeg case is handled
a few lines later on.

Added:
    llvm/trunk/test/CodeGen/CBackend/fneg.ll
Modified:
    llvm/trunk/lib/Target/CBackend/CBackend.cpp

Modified: llvm/trunk/lib/Target/CBackend/CBackend.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/CBackend/CBackend.cpp?rev=72904&r1=72903&r2=72904&view=diff

==============================================================================
--- llvm/trunk/lib/Target/CBackend/CBackend.cpp (original)
+++ llvm/trunk/lib/Target/CBackend/CBackend.cpp Thu Jun  4 18:43:29 2009
@@ -2600,7 +2600,7 @@
 
   // If this is a negation operation, print it out as such.  For FP, we don't
   // want to print "-0.0 - X".
-  if (BinaryOperator::isNeg(&I) || BinaryOperator::isFNeg(&I)) {
+  if (BinaryOperator::isNeg(&I)) {
     Out << "-(";
     writeOperand(BinaryOperator::getNegArgument(cast<BinaryOperator>(&I)));
     Out << ")";

Added: llvm/trunk/test/CodeGen/CBackend/fneg.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/CBackend/fneg.ll?rev=72904&view=auto

==============================================================================
--- llvm/trunk/test/CodeGen/CBackend/fneg.ll (added)
+++ llvm/trunk/test/CodeGen/CBackend/fneg.ll Thu Jun  4 18:43:29 2009
@@ -0,0 +1,7 @@
+; RUN: llvm-as < %s | llc -march=c
+
+define void @func() nounwind {
+  entry:
+  %0 = fsub double -0.0, undef
+  ret void
+}