blob: e0346dd35866420168ff2f5c209fd341f1089f0e [file] [log] [blame]
// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var Debug = debug.Debug;
var changed = false;
function listenerSetJToResult(
event, exec_state, event_data, data) {
if (event == Debug.DebugEvent.Break) {
var scope = exec_state.frame(1).scope(0);
var newval = "result";
try {
scope.setVariableValue("j", newval);
changed = true;
} catch(e) {
changed = false;
}
}
}
Debug.setListener(listenerSetJToResult);
function g() { debugger; }
%NeverOptimizeFunction(g);
function ChangeSmiConstantAndOsr() {
var j = 1;
for (var i = 0; i < 4; i++) {
if (i == 2) {
%OptimizeOsr();
g();
}
}
return j;
}
%PrepareFunctionForOptimization(ChangeSmiConstantAndOsr);
var r1 = ChangeSmiConstantAndOsr();
if (changed) {
assertEquals("result", r1);
} else {
assertEquals(1, r1);
}
function ChangeFloatConstantAndOsr() {
var j = 0.1;
for (var i = 0; i < 4; i++) {
if (i == 2) {
%OptimizeOsr();
g();
}
}
return j;
}
%PrepareFunctionForOptimization(ChangeFloatConstantAndOsr);
var r2 = ChangeFloatConstantAndOsr();
if (changed) {
assertEquals("result", r2);
} else {
assertEquals(0.1, r2);
}
function ChangeFloatVarAndOsr() {
var j = 0.1;
for (var i = 0; i < 4; i++) {
j = j + 0.1;
if (i == 2) {
%OptimizeOsr();
g();
}
}
return j;
}
%PrepareFunctionForOptimization(ChangeFloatVarAndOsr);
var r3 = ChangeFloatVarAndOsr();
if (changed) {
assertEquals("result0.1", r3);
} else {
assertEquals(0.5, r3);
}
function listenerSetJToObject(
event, exec_state, event_data, data) {
if (event == Debug.DebugEvent.Break) {
var scope = exec_state.frame(1).scope(0);
try {
scope.setVariableValue("j", 100);
changed = true;
} catch(e) {
changed = false;
}
}
}
Debug.setListener(listenerSetJToObject);
function ChangeIntVarAndOsr() {
var j = 1;
for (var i = 0; i < 4; i++) {
j = j + 1|0;
if (i == 2) {
%OptimizeOsr();
g();
}
}
return j;
}
%PrepareFunctionForOptimization(ChangeIntVarAndOsr);
var r4 = ChangeIntVarAndOsr();
if (changed) {
assertEquals(101, r4);
} else {
assertEquals(5, r4);
}