Debugger: make debug code on-stack replacement more robust.

src/x87/full-codegen-x87.cc

Index: src/x87/full-codegen-x87.cc
diff --git a/src/x87/full-codegen-x87.cc b/src/x87/full-codegen-x87.cc
index ffebbe3effad018dc4ed6de19edb4a6ad6a35b6b..6a1565080e30939121fb7c852d94133b001f3e3a 100644
--- a/src/x87/full-codegen-x87.cc
+++ b/src/x87/full-codegen-x87.cc
@@ -2084,8 +2084,8 @@ void FullCodeGenerator::VisitYield(Yield* expr) {
       Label suspend, continuation, post_runtime, resume;
 
       __ jmp(&suspend);
-
       __ bind(&continuation);
+      __ RecordGeneratorContinuation();
       __ jmp(&resume);
 
       __ bind(&suspend);
@@ -2158,9 +2158,12 @@ void FullCodeGenerator::VisitYield(Yield* expr) {
       EnterTryBlock(handler_index, &l_catch);
       const int try_block_size = TryCatch::kElementCount * kPointerSize;
       __ push(eax);                                      // result
+
       __ jmp(&l_suspend);
       __ bind(&l_continuation);
+      __ RecordGeneratorContinuation();
       __ jmp(&l_resume);
+
       __ bind(&l_suspend);
       const int generator_object_depth = kPointerSize + try_block_size;
       __ mov(eax, Operand(esp, generator_object_depth));