michael@0: // These predicates are for tests that require a particular set of JIT options.
michael@0: 
michael@0: // Check if toggles match. Useful for tests that shouldn't be run if a
michael@0: // different set of JIT toggles are set, since TBPL runs each jit-test
michael@0: // multiple times with a variety of flags.
michael@0: function jitTogglesMatch(opts) {
michael@0:   var currentOpts = getJitCompilerOptions();
michael@0:   for (var k in opts) {
michael@0:     if (k.indexOf(".enable") > 0 && opts[k] != currentOpts[k])
michael@0:       return false;
michael@0:   }
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: // Run fn under a particular set of JIT options.
michael@0: function withJitOptions(opts, fn) {
michael@0:   var oldOpts = getJitCompilerOptions();
michael@0:   for (var k in opts)
michael@0:     setJitCompilerOption(k, opts[k]);
michael@0:   try {
michael@0:     fn();
michael@0:   } finally {
michael@0:     for (var k in oldOpts)
michael@0:       setJitCompilerOption(k, oldOpts[k]);
michael@0:   }
michael@0: }
michael@0: 
michael@0: // N.B. Ion opts *must come before* baseline opts because there's some kind of
michael@0: // "undo eager compilation" logic. If we don't set the baseline usecount
michael@0: // *after* the Ion usecount we end up setting the baseline usecount to be the
michael@0: // default if we hit the "undo eager compilation" logic.
michael@0: var Opts_BaselineEager =
michael@0:     {
michael@0:       'ion.enable': 1,
michael@0:       'baseline.enable': 1,
michael@0:       'baseline.usecount.trigger': 0,
michael@0:       'parallel-compilation.enable': 1
michael@0:     };
michael@0: 
michael@0: // Checking for parallel compilation being off is often helpful if the test
michael@0: // requires a function be Ion compiled. Each individual test will usually
michael@0: // finish before the Ion compilation thread has a chance to attach the
michael@0: // compiled code.
michael@0: var Opts_IonEagerNoParallelCompilation =
michael@0:     {
michael@0:       'ion.enable': 1,
michael@0:       'ion.usecount.trigger': 0,
michael@0:       'baseline.enable': 1,
michael@0:       'baseline.usecount.trigger': 0,
michael@0:       'parallel-compilation.enable': 0,
michael@0:     };
michael@0: 
michael@0: var Opts_Ion2NoParallelCompilation =
michael@0:     {
michael@0:       'ion.enable': 1,
michael@0:       'ion.usecount.trigger': 2,
michael@0:       'baseline.enable': 1,
michael@0:       'baseline.usecount.trigger': 1,
michael@0:       'parallel-compilation.enable': 0
michael@0:     };
michael@0: 
michael@0: var Opts_NoJits =
michael@0:     {
michael@0:       'ion.enable': 0,
michael@0:       'ion.usecount.trigger': 0,
michael@0:       'baseline.usecount.trigger': 0,
michael@0:       'baseline.enable': 0,
michael@0:       'parallel-compilation.enable': 0
michael@0:     };