TestRunnerUtils.cpp [plain text]
#include "config.h"
#include "TestRunnerUtils.h"
#include "CodeBlock.h"
#include "FunctionCodeBlock.h"
#include "JSCInlines.h"
#include "LLIntData.h"
namespace JSC {
FunctionExecutable* getExecutableForFunction(JSValue theFunctionValue)
{
if (!theFunctionValue.isCell())
return nullptr;
VM& vm = *theFunctionValue.asCell()->vm();
JSFunction* theFunction = jsDynamicCast<JSFunction*>(vm, theFunctionValue);
if (!theFunction)
return nullptr;
FunctionExecutable* executable = jsDynamicCast<FunctionExecutable*>(vm,
theFunction->executable());
return executable;
}
CodeBlock* getSomeBaselineCodeBlockForFunction(JSValue theFunctionValue)
{
FunctionExecutable* executable = getExecutableForFunction(theFunctionValue);
if (!executable)
return 0;
CodeBlock* baselineCodeBlock = executable->baselineCodeBlockFor(CodeForCall);
if (!baselineCodeBlock)
baselineCodeBlock = executable->baselineCodeBlockFor(CodeForConstruct);
return baselineCodeBlock;
}
JSValue numberOfDFGCompiles(JSValue theFunctionValue)
{
bool pretendToHaveManyCompiles = false;
#if ENABLE(DFG_JIT)
if (!Options::useJIT() || !Options::useDFGJIT())
pretendToHaveManyCompiles = true;
#else
pretendToHaveManyCompiles = true;
#endif
if (CodeBlock* baselineCodeBlock = getSomeBaselineCodeBlockForFunction(theFunctionValue)) {
if (pretendToHaveManyCompiles)
return jsNumber(1000000.0);
return jsNumber(baselineCodeBlock->numberOfDFGCompiles());
}
return jsNumber(0);
}
JSValue setNeverInline(JSValue theFunctionValue)
{
if (FunctionExecutable* executable = getExecutableForFunction(theFunctionValue))
executable->setNeverInline(true);
return jsUndefined();
}
JSValue setNeverOptimize(JSValue theFunctionValue)
{
if (FunctionExecutable* executable = getExecutableForFunction(theFunctionValue))
executable->setNeverOptimize(true);
return jsUndefined();
}
JSValue optimizeNextInvocation(JSValue theFunctionValue)
{
#if ENABLE(JIT)
if (CodeBlock* baselineCodeBlock = getSomeBaselineCodeBlockForFunction(theFunctionValue))
baselineCodeBlock->optimizeNextInvocation();
#else
UNUSED_PARAM(theFunctionValue);
#endif
return jsUndefined();
}
JSValue failNextNewCodeBlock(ExecState* exec)
{
exec->vm().setFailNextNewCodeBlock();
return jsUndefined();
}
JSValue numberOfDFGCompiles(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
return numberOfDFGCompiles(exec->uncheckedArgument(0));
}
JSValue setNeverInline(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
return setNeverInline(exec->uncheckedArgument(0));
}
JSValue setNeverOptimize(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
return setNeverOptimize(exec->uncheckedArgument(0));
}
JSValue setCannotUseOSRExitFuzzing(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
JSValue theFunctionValue = exec->uncheckedArgument(0);
if (FunctionExecutable* executable = getExecutableForFunction(theFunctionValue))
executable->setCanUseOSRExitFuzzing(false);
return jsUndefined();
}
JSValue optimizeNextInvocation(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
return optimizeNextInvocation(exec->uncheckedArgument(0));
}
void finalizeStatsAtEndOfTesting()
{
if (Options::reportLLIntStats())
LLInt::Data::finalizeStats();
}
}