[turbofan] Enable tail calls for %_CallFunction.

src/compiler/ia32/instruction-selector-ia32.cc

Index: src/compiler/ia32/instruction-selector-ia32.cc
diff --git a/src/compiler/ia32/instruction-selector-ia32.cc b/src/compiler/ia32/instruction-selector-ia32.cc
index 2720910ca3786678b4e5a52f1b5cf1031876a57b..d9ff422597f0738d117af20ca40cb121e21b9113 100644
--- a/src/compiler/ia32/instruction-selector-ia32.cc
+++ b/src/compiler/ia32/instruction-selector-ia32.cc
@@ -906,16 +906,13 @@ void InstructionSelector::VisitTailCall(Node* node) {
   DCHECK_EQ(0, descriptor->flags() & CallDescriptor::kNeedsNopAfterCall);
 
   // TODO(turbofan): Relax restriction for stack parameters.
-  if (descriptor->UsesOnlyRegisters() &&
-      descriptor->HasSameReturnLocationsAs(
-          linkage()->GetIncomingDescriptor())) {
+
+  if (linkage()->GetIncomingDescriptor()->CanTailCall(node)) {
     CallBuffer buffer(zone(), descriptor, nullptr);
 
     // Compute InstructionOperands for inputs and outputs.
     InitializeCallBuffer(node, &buffer, true, true);
 
-    DCHECK_EQ(0u, buffer.pushed_nodes.size());
-
     // Select the appropriate opcode based on the call type.
     InstructionCode opcode;
     switch (descriptor->kind()) {