DFGToFTLDeferredCompilationCallback.cpp [plain text]
#include "config.h"
#include "DFGToFTLDeferredCompilationCallback.h"
#if ENABLE(FTL_JIT)
#include "CodeBlock.h"
#include "DFGJITCode.h"
#include "Executable.h"
#include "JSCInlines.h"
namespace JSC { namespace DFG {
ToFTLDeferredCompilationCallback::ToFTLDeferredCompilationCallback()
{
}
ToFTLDeferredCompilationCallback::~ToFTLDeferredCompilationCallback() { }
Ref<ToFTLDeferredCompilationCallback> ToFTLDeferredCompilationCallback::create()
{
return adoptRef(*new ToFTLDeferredCompilationCallback());
}
void ToFTLDeferredCompilationCallback::compilationDidBecomeReadyAsynchronously(
CodeBlock* codeBlock, CodeBlock* profiledDFGCodeBlock)
{
if (Options::verboseOSR()) {
dataLog(
"Optimizing compilation of ", *codeBlock, " (for ", *profiledDFGCodeBlock,
") did become ready.\n");
}
profiledDFGCodeBlock->jitCode()->dfg()->forceOptimizationSlowPathConcurrently(
profiledDFGCodeBlock);
}
void ToFTLDeferredCompilationCallback::compilationDidComplete(
CodeBlock* codeBlock, CodeBlock* profiledDFGCodeBlock, CompilationResult result)
{
if (Options::verboseOSR()) {
dataLog(
"Optimizing compilation of ", *codeBlock, " (for ", *profiledDFGCodeBlock,
") result: ", result, "\n");
}
if (profiledDFGCodeBlock->replacement() != profiledDFGCodeBlock) {
if (Options::verboseOSR()) {
dataLog(
"Dropping FTL code block ", *codeBlock, " on the floor because the "
"DFG code block ", *profiledDFGCodeBlock, " was jettisoned.\n");
}
return;
}
if (result == CompilationSuccessful)
codeBlock->ownerScriptExecutable()->installCode(codeBlock);
profiledDFGCodeBlock->jitCode()->dfg()->setOptimizationThresholdBasedOnCompilationResult(
profiledDFGCodeBlock, result);
DeferredCompilationCallback::compilationDidComplete(codeBlock, profiledDFGCodeBlock, result);
}
} }
#endif // ENABLE(FTL_JIT)