[turbofan] Implemented the optional Float32RoundUp operator.

src/compiler/ppc/instruction-selector-ppc.cc

Index: src/compiler/ppc/instruction-selector-ppc.cc
diff --git a/src/compiler/ppc/instruction-selector-ppc.cc b/src/compiler/ppc/instruction-selector-ppc.cc
index 3dde93e442bbdb35ba16166c4d9016a91d3e560a..d6d8aa7598ca90a15ffcb487f7c3b1fdd3b73c71 100644
--- a/src/compiler/ppc/instruction-selector-ppc.cc
+++ b/src/compiler/ppc/instruction-selector-ppc.cc
@@ -1136,6 +1136,9 @@ void InstructionSelector::VisitFloat64RoundDown(Node* node) {
 }
 
 
+void InstructionSelector::VisitFloat32RoundUp(Node* node) { UNIMPLEMENTED(); }
+
+
 void InstructionSelector::VisitFloat64RoundUp(Node* node) {
   VisitRR(this, kPPC_CeilDouble, node);
 }