Improved printing of jump tables.

src/mips/lithium-codegen-mips.cc

Index: src/mips/lithium-codegen-mips.cc
diff --git a/src/mips/lithium-codegen-mips.cc b/src/mips/lithium-codegen-mips.cc
index 79f48d960b03ebb46abd71cf30bb2995b918b5f2..b8cb044d946848f28deaf02d7345f9affffc73a9 100644
--- a/src/mips/lithium-codegen-mips.cc
+++ b/src/mips/lithium-codegen-mips.cc
@@ -326,9 +326,18 @@ bool LCodeGen::GenerateDeoptJumpTable() {
   for (int i = 0; i < deopt_jump_table_.length(); i++) {
     __ bind(&deopt_jump_table_[i].label);
     Address entry = deopt_jump_table_[i].address;
+    bool is_lazy_deopt = deopt_jump_table_[i].is_lazy_deopt;
+    Deoptimizer::BailoutType type =
+        is_lazy_deopt ? Deoptimizer::LAZY : Deoptimizer::EAGER;
+    int id = Deoptimizer::GetDeoptimizationId(entry, type);
+    if (id == Deoptimizer::kNotDeoptimizationEntry) {
+      Comment(";;; jump table entry %d.", i);
+    } else {
+      Comment(";;; jump table entry %d: deoptimization bailout %d.", i, id);
+    }
     __ li(t9, Operand(ExternalReference::ForDeoptEntry(entry)));
     if (deopt_jump_table_[i].needs_frame) {
-      if (deopt_jump_table_[i].is_lazy_deopt) {
+      if (is_lazy_deopt) {
         if (needs_frame_is_call.is_bound()) {
           __ Branch(&needs_frame_is_call);
         } else {
@@ -360,7 +369,7 @@ bool LCodeGen::GenerateDeoptJumpTable() {
         }
       }
     } else {
-      if (deopt_jump_table_[i].is_lazy_deopt) {
+      if (is_lazy_deopt) {
         __ Call(t9);
       } else {
         __ Jump(t9);