Add a comment noting that the fdiv -> fmul conversion won't generate
authorDuncan Sands <baldrick@free.fr>
Tue, 10 Apr 2012 20:35:27 +0000 (20:35 +0000)
committerDuncan Sands <baldrick@free.fr>
Tue, 10 Apr 2012 20:35:27 +0000 (20:35 +0000)
commit507bb7a42fce6502f90268712cbc32158c17bb59
tree44d94c76c0038d4aa74b10a504e7966fd17444f1
parent3ecb447f52d169dea6663b95b5b5b43e9bb5826b
Add a comment noting that the fdiv -> fmul conversion won't generate
multiplication by a denormal, and some tests checking that.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154431 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
test/CodeGen/X86/fdiv.ll