| // Copyright (c) 2016, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| package com.android.tools.r8.ir.code; |
| |
| import com.android.tools.r8.cf.code.CfArithmeticBinop; |
| import com.android.tools.r8.code.MulDouble; |
| import com.android.tools.r8.code.MulDouble2Addr; |
| import com.android.tools.r8.code.MulFloat; |
| import com.android.tools.r8.code.MulFloat2Addr; |
| import com.android.tools.r8.code.MulInt; |
| import com.android.tools.r8.code.MulInt2Addr; |
| import com.android.tools.r8.code.MulIntLit16; |
| import com.android.tools.r8.code.MulIntLit8; |
| import com.android.tools.r8.code.MulLong; |
| import com.android.tools.r8.code.MulLong2Addr; |
| |
| public class Mul extends ArithmeticBinop { |
| |
| public Mul(NumericType type, Value dest, Value left, Value right) { |
| super(type, dest, left, right); |
| } |
| |
| @Override |
| public int opcode() { |
| return Opcodes.MUL; |
| } |
| |
| @Override |
| public <T> T accept(InstructionVisitor<T> visitor) { |
| return visitor.visit(this); |
| } |
| |
| @Override |
| public boolean isCommutative() { |
| return true; |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateInt(int dest, int left, int right) { |
| // Flip arguments if dest and right are the same to work around x86 code generation bug on |
| // Android L. See https://android-review.googlesource.com/#/c/114932/ for the fix for Android |
| // M. |
| return dest == right ? new MulInt(dest, right, left) : new MulInt(dest, left, right); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateLong(int dest, int left, int right) { |
| // Flip arguments if dest and right are the same to work around x86 code generation bug on |
| // Android L. See https://android-review.googlesource.com/#/c/114932/ for the fix for Android |
| // M. |
| return dest == right ? new MulLong(dest, right, left) : new MulLong(dest, left, right); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateFloat(int dest, int left, int right) { |
| // Flip arguments if dest and right are the same to work around x86 code generation bug on |
| // Android L. See https://android-review.googlesource.com/#/c/114932/ for the fix for Android |
| // M. |
| return dest == right ? new MulFloat(dest, right, left) : new MulFloat(dest, left, right); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateDouble(int dest, int left, int right) { |
| // Flip arguments if dest and right are the same to work around x86 code generation bug on |
| // Android L. See https://android-review.googlesource.com/#/c/114932/ for the fix for Android |
| // M. |
| return dest == right ? new MulDouble(dest, right, left) : new MulDouble(dest, left, right); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateInt2Addr(int left, int right) { |
| return new MulInt2Addr(left, right); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateLong2Addr(int left, int right) { |
| return new MulLong2Addr(left, right); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateFloat2Addr(int left, int right) { |
| return new MulFloat2Addr(left, right); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateDouble2Addr(int left, int right) { |
| return new MulDouble2Addr(left, right); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateIntLit8(int dest, int left, int constant) { |
| return new MulIntLit8(dest, left, constant); |
| } |
| |
| @Override |
| public com.android.tools.r8.code.Instruction CreateIntLit16(int dest, int left, int constant) { |
| return new MulIntLit16(dest, left, constant); |
| } |
| |
| @Override |
| public boolean identicalNonValueNonPositionParts(Instruction other) { |
| return other.isMul() && other.asMul().type == type; |
| } |
| |
| @Override |
| int foldIntegers(int left, int right) { |
| return left * right; |
| } |
| |
| @Override |
| long foldLongs(long left, long right) { |
| return left * right; |
| } |
| |
| @Override |
| float foldFloat(float left, float right) { |
| return left * right; |
| } |
| |
| @Override |
| double foldDouble(double left, double right) { |
| return left * right; |
| } |
| |
| @Override |
| public boolean isMul() { |
| return true; |
| } |
| |
| @Override |
| public Mul asMul() { |
| return this; |
| } |
| |
| @Override |
| CfArithmeticBinop.Opcode getCfOpcode() { |
| return CfArithmeticBinop.Opcode.Mul; |
| } |
| } |