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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
public class Main {
public static void assertBoolEquals(boolean expected, boolean result) {
if (expected != result) {
throw new Error("Expected: " + expected + ", found: " + result);
}
}
/*
* Test that zero/one constants are accepted as Boolean inputs.
*/
// CHECK-START: boolean Main.TestConstAsBoolean() inliner (before)
// CHECK-DAG: [[Invoke:z\d+]] InvokeStaticOrDirect
// CHECK-DAG: BooleanNot [ [[Invoke]] ]
// CHECK-START: boolean Main.TestConstAsBoolean() inliner (after)
// CHECK-DAG: [[Const:i\d+]] IntConstant 1
// CHECK-DAG: BooleanNot [ [[Const]] ]
public static boolean InlineConst() {
return true;
}
public static boolean TestConstAsBoolean() {
return InlineConst() != true ? true : false;
}
/*
* Test that integer Phis are accepted as Boolean inputs until
* we implement a suitable type analysis.
*/
// CHECK-START: boolean Main.TestPhiAsBoolean(int) inliner (before)
// CHECK-DAG: [[Invoke:z\d+]] InvokeStaticOrDirect
// CHECK-DAG: BooleanNot [ [[Invoke]] ]
// CHECK-START: boolean Main.TestPhiAsBoolean(int) inliner (after)
// CHECK-DAG: [[Phi:i\d+]] Phi
// CHECK-DAG: BooleanNot [ [[Phi]] ]
public static boolean f1;
public static boolean f2;
public static boolean InlinePhi(int x) {
return (x == 42) ? f1 : f2;
}
public static boolean TestPhiAsBoolean(int x) {
return InlinePhi(x) != true ? true : false;
}
/*
* Test that integer And is accepted as a Boolean input until
* we implement a suitable type analysis.
*/
// CHECK-START: boolean Main.TestAndAsBoolean(boolean, boolean) inliner (before)
// CHECK-DAG: [[Invoke:z\d+]] InvokeStaticOrDirect
// CHECK-DAG: BooleanNot [ [[Invoke]] ]
// CHECK-START: boolean Main.TestAndAsBoolean(boolean, boolean) inliner (after)
// CHECK-DAG: [[And:i\d+]] And
// CHECK-DAG: BooleanNot [ [[And]] ]
public static boolean InlineAnd(boolean x, boolean y) {
return x & y;
}
public static boolean TestAndAsBoolean(boolean x, boolean y) {
return InlineAnd(x, y) != true ? true : false;
}
/*
* Test that integer Or is accepted as a Boolean input until
* we implement a suitable type analysis.
*/
// CHECK-START: boolean Main.TestOrAsBoolean(boolean, boolean) inliner (before)
// CHECK-DAG: [[Invoke:z\d+]] InvokeStaticOrDirect
// CHECK-DAG: BooleanNot [ [[Invoke]] ]
// CHECK-START: boolean Main.TestOrAsBoolean(boolean, boolean) inliner (after)
// CHECK-DAG: [[Or:i\d+]] Or
// CHECK-DAG: BooleanNot [ [[Or]] ]
public static boolean InlineOr(boolean x, boolean y) {
return x | y;
}
public static boolean TestOrAsBoolean(boolean x, boolean y) {
return InlineOr(x, y) != true ? true : false;
}
/*
* Test that integer Xor is accepted as a Boolean input until
* we implement a suitable type analysis.
*/
// CHECK-START: boolean Main.TestXorAsBoolean(boolean, boolean) inliner (before)
// CHECK-DAG: [[Invoke:z\d+]] InvokeStaticOrDirect
// CHECK-DAG: BooleanNot [ [[Invoke]] ]
// CHECK-START: boolean Main.TestXorAsBoolean(boolean, boolean) inliner (after)
// CHECK-DAG: [[Xor:i\d+]] Xor
// CHECK-DAG: BooleanNot [ [[Xor]] ]
public static boolean InlineXor(boolean x, boolean y) {
return x ^ y;
}
public static boolean TestXorAsBoolean(boolean x, boolean y) {
return InlineXor(x, y) != true ? true : false;
}
public static void main(String[] args) {
f1 = true;
f2 = false;
assertBoolEquals(false, TestConstAsBoolean());
assertBoolEquals(true, TestPhiAsBoolean(0));
assertBoolEquals(false, TestPhiAsBoolean(42));
assertBoolEquals(true, TestAndAsBoolean(true, false));
assertBoolEquals(false, TestAndAsBoolean(true, true));
assertBoolEquals(true, TestOrAsBoolean(false, false));
assertBoolEquals(false, TestOrAsBoolean(true, true));
assertBoolEquals(true, TestXorAsBoolean(true, true));
assertBoolEquals(false, TestXorAsBoolean(true, false));
}
}
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