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| author | Simon Hausmann <simon.hausmann@qt.io> | 2017-03-27 16:27:06 +0200 |
|---|---|---|
| committer | Simon Hausmann <simon.hausmann@qt.io> | 2017-03-29 07:04:28 +0000 |
| commit | 3026e2c5b0e8163c3ea6b691a1f88bd3f41eb171 (patch) | |
| tree | 416567f4f23da0bb23de8500c54a7ae18a20221d /src | |
| parent | 73f365f9f2d04131ae27a5dba26255feda18baa2 (diff) | |
Add support for showing disassembly for cache mapped code
Change-Id: I6199d624a23e2e1b67bcbb841f0bc999880a3993
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Diffstat (limited to 'src')
| -rw-r--r-- | src/qml/jit/qv4assembler.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/qml/jit/qv4assembler.cpp b/src/qml/jit/qv4assembler.cpp index 5c90aba464..c5a60ec013 100644 --- a/src/qml/jit/qv4assembler.cpp +++ b/src/qml/jit/qv4assembler.cpp @@ -95,6 +95,12 @@ bool CompilationUnit::memoryMapCode(QString *errorString) JSC::MacroAssemblerCodeRef codeRef = JSC::MacroAssemblerCodeRef::createSelfManagedCodeRef(JSC::MacroAssemblerCodePtr(codePtr)); JSC::ExecutableAllocator::makeExecutable(codePtr, compiledFunction->codeSize); codeRefs[i] = codeRef; + + static const bool showCode = qEnvironmentVariableIsSet("QV4_SHOW_ASM"); + if (showCode) { + WTF::dataLogF("Mapped JIT code for %s\n", qPrintable(stringAt(compiledFunction->nameIndex))); + disassemble(codeRef.code(), compiledFunction->codeSize, " ", WTF::dataFile()); + } } return true; |