X87: When serializer is enalbed, we disable the X87 stack check to reduce the code size.

src/x87/macro-assembler-x87.cc

Index: src/x87/macro-assembler-x87.cc
diff --git a/src/x87/macro-assembler-x87.cc b/src/x87/macro-assembler-x87.cc
index 8c929e497f358ada238af19bb4b79bd837460e95..66f57033434a10779f30d45657e4ad8d084031a5 100644
--- a/src/x87/macro-assembler-x87.cc
+++ b/src/x87/macro-assembler-x87.cc
@@ -2471,6 +2471,9 @@ void MacroAssembler::Ret(int bytes_dropped, Register scratch) {
 
 
 void MacroAssembler::VerifyX87StackDepth(uint32_t depth) {
+  // Turn off the stack depth check when serializer is enabled to reduce the
+  // code size.
+  if (serializer_enabled()) return;
   // Make sure the floating point stack is either empty or has depth items.
   DCHECK(depth <= 7);
   // This is very expensive.