Changeset 35305 in webkit for trunk/JavaScriptCore/JavaScriptCore.exp

Timestamp:

Jul 23, 2008, 3:36:39 PM (17 years ago)

Author:

[email protected]

Message:

2008-07-23 Gavin Barraclough <​[email protected]>

Reviewed by Geoff Garen.

Sampling tool to analyze cost of instruction execution and identify hot regions of JS code.
Enable Switches by setting SAMPLING_TOOL_ENABLED in Opcode.h.

• JavaScriptCore.exp: Export symbols for Shell.cpp.
• VM/Machine.cpp: Added sampling hooks.
• VM/Machine.h: Machine contains a pointer to a sampler, when sampling.
• VM/Opcode.cpp: Tool implementation.
• VM/Opcode.h: Tool declaration.
• kjs/Shell.cpp: Initialize the sampler, if enabled.
• kjs/nodes.cpp: Added sampling hooks.

File:

• trunk/JavaScriptCore/JavaScriptCore.exp (modified) (1 diff)

trunk/JavaScriptCore/JavaScriptCore.exp

@@ -323 +323 @@
 _jscore_fastmalloc_introspection
 _kJSClassDefinitionEmpty
+__ZN3KJS12SamplingTool4stopEv
+__ZN3KJS12SamplingTool5startEj
+__ZN3KJS12SamplingTool4dumpEPNS_9ExecStateE