DFGToFTLForOSREntryDeferredCompilationCallback.cpp [plain text]
#include "config.h"
#include "DFGToFTLForOSREntryDeferredCompilationCallback.h"
#if ENABLE(FTL_JIT)
#include "CodeBlock.h"
#include "DFGJITCode.h"
#include "FTLForOSREntryJITCode.h"
#include "JSCInlines.h"
namespace JSC { namespace DFG {
ToFTLForOSREntryDeferredCompilationCallback::ToFTLForOSREntryDeferredCompilationCallback(JITCode::TriggerReason* forcedOSREntryTrigger)
: m_forcedOSREntryTrigger(forcedOSREntryTrigger)
{
}
ToFTLForOSREntryDeferredCompilationCallback::~ToFTLForOSREntryDeferredCompilationCallback()
{
}
Ref<ToFTLForOSREntryDeferredCompilationCallback>ToFTLForOSREntryDeferredCompilationCallback::create(JITCode::TriggerReason* forcedOSREntryTrigger)
{
return adoptRef(*new ToFTLForOSREntryDeferredCompilationCallback(forcedOSREntryTrigger));
}
void ToFTLForOSREntryDeferredCompilationCallback::compilationDidBecomeReadyAsynchronously(
CodeBlock* codeBlock, CodeBlock* profiledDFGCodeBlock)
{
if (Options::verboseOSR()) {
dataLog(
"Optimizing compilation of ", *codeBlock, " (for ", *profiledDFGCodeBlock,
") did become ready.\n");
}
*m_forcedOSREntryTrigger = JITCode::TriggerReason::CompilationDone;
}
void ToFTLForOSREntryDeferredCompilationCallback::compilationDidComplete(
CodeBlock* codeBlock, CodeBlock* profiledDFGCodeBlock, CompilationResult result)
{
if (Options::verboseOSR()) {
dataLog(
"Optimizing compilation of ", *codeBlock, " (for ", *profiledDFGCodeBlock,
") result: ", result, "\n");
}
JITCode* jitCode = profiledDFGCodeBlock->jitCode()->dfg();
switch (result) {
case CompilationSuccessful: {
jitCode->setOSREntryBlock(*codeBlock->vm(), profiledDFGCodeBlock, codeBlock);
unsigned osrEntryBytecode = codeBlock->jitCode()->ftlForOSREntry()->bytecodeIndex();
jitCode->tierUpEntryTriggers.set(osrEntryBytecode, JITCode::TriggerReason::CompilationDone);
break;
}
case CompilationFailed:
jitCode->osrEntryRetry = 0;
jitCode->abandonOSREntry = true;
profiledDFGCodeBlock->jitCode()->dfg()->setOptimizationThresholdBasedOnCompilationResult(
profiledDFGCodeBlock, result);
break;
case CompilationDeferred:
RELEASE_ASSERT_NOT_REACHED();
case CompilationInvalidated:
jitCode->osrEntryRetry = 0;
break;
}
DeferredCompilationCallback::compilationDidComplete(codeBlock, profiledDFGCodeBlock, result);
}
} }
#endif // ENABLE(FTL_JIT)