Changeset 93238 in webkit for trunk/Source/JavaScriptCore/dfg/DFGJITCompiler.cpp

Timestamp:

Aug 17, 2011, 1:54:32 PM (14 years ago)

Author:

[email protected]

Message:

JSC verbose debugging output sometimes doesn't work as expected.
​https://bugs.webkit.org/show_bug.cgi?id=66107

Reviewed by Gavin Barraclough.

Hardened the CodeBlock::dump() code so that it no longer crashes. Improved
the DFG verbose code so that it prints slightly more useful information.

• assembler/LinkBuffer.h:

(JSC::LinkBuffer::debugSize):

• bytecode/CodeBlock.cpp:

(JSC::valueToSourceString):
(JSC::CodeBlock::dump):

• bytecode/CodeBlock.h:

(JSC::CodeBlock::numberOfRegExps):

• dfg/DFGJITCompiler.cpp:

(JSC::DFG::JITCompiler::link):

File:

• trunk/Source/JavaScriptCore/dfg/DFGJITCompiler.cpp (modified) (1 diff)

trunk/Source/JavaScriptCore/dfg/DFGJITCompiler.cpp

@@ -868 +868 @@
     // Link the code, populate data in CodeBlock data structures.
 #if DFG_DEBUG_VERBOSE
-    fprintf(stderr, "JIT code start at %p\n", linkBuffer.debugAddress());
+    fprintf(stderr, "JIT code start at [%p, %p)\n", linkBuffer.debugAddress(), static_cast<char*>(linkBuffer.debugAddress()) + linkBuffer.debugSize());
 #endif