hotspot/src/share/vm/opto/mulnode.cpp
changeset 46630 75aa3e39d02c
parent 46325 0fa9327949f8
equal deleted inserted replaced
46629:8eeacdc76bf2 46630:75aa3e39d02c
     1 /*
     1 /*
     2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
     2  * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     7  * published by the Free Software Foundation.
    86     Node *mul1 = in(1);
    86     Node *mul1 = in(1);
    87 #ifdef ASSERT
    87 #ifdef ASSERT
    88     // Check for dead loop
    88     // Check for dead loop
    89     int   op1 = mul1->Opcode();
    89     int   op1 = mul1->Opcode();
    90     if( phase->eqv( mul1, this ) || phase->eqv( in(2), this ) ||
    90     if( phase->eqv( mul1, this ) || phase->eqv( in(2), this ) ||
    91         ( op1 == mul_opcode() || op1 == add_opcode() ) &&
    91         ( ( op1 == mul_opcode() || op1 == add_opcode() ) &&
    92         ( phase->eqv( mul1->in(1), this ) || phase->eqv( mul1->in(2), this ) ||
    92           ( phase->eqv( mul1->in(1), this ) || phase->eqv( mul1->in(2), this ) ||
    93           phase->eqv( mul1->in(1), mul1 ) || phase->eqv( mul1->in(2), mul1 ) ) )
    93             phase->eqv( mul1->in(1), mul1 ) || phase->eqv( mul1->in(2), mul1 ) ) ) )
    94       assert(false, "dead loop in MulNode::Ideal");
    94       assert(false, "dead loop in MulNode::Ideal");
    95 #endif
    95 #endif
    96 
    96 
    97     if( mul1->Opcode() == mul_opcode() ) {  // Left input is a multiply?
    97     if( mul1->Opcode() == mul_opcode() ) {  // Left input is a multiply?
    98       // Mul of a constant?
    98       // Mul of a constant?