Initial support for emitting unwinding information in perf jitdump.

src/globals.h

Index: src/globals.h
diff --git a/src/globals.h b/src/globals.h
index d23b2e3c3bfaaa7ca91c9ea1c19d4eac6f3b37a9..468ac8dce1065b6aa4f57639f01b675a56801a11 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -554,6 +554,8 @@ struct CodeDesc {
   int reloc_size;
   int constant_pool_size;
   Assembler* origin;
+  byte* unwinding_info;
+  int unwinding_info_size;

[rmcilroy, 2016/06/21 13:47:43]

nit - move above Assembler* origin

[Stefano Sanfilippo, 2016/06/23 15:23:43]

Done.

 };