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comparison src/share/vm/opto/ifnode.cpp @ 14909:4ca6dc0799b6

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Backout jdk9 merge
author Gilles Duboscq <duboscq@ssw.jku.at>
date Tue, 01 Apr 2014 13:57:07 +0200
parents cd5d10655495
children 89152779163c
comparison
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14908:8db6e76cb658 14909:4ca6dc0799b6
1 /* 1 /*
2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2000, 2012, 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.
74 // Look for a compare of a constant and a merged value 74 // Look for a compare of a constant and a merged value
75 Node *i1 = iff->in(1); 75 Node *i1 = iff->in(1);
76 if( !i1->is_Bool() ) return NULL; 76 if( !i1->is_Bool() ) return NULL;
77 BoolNode *b = i1->as_Bool(); 77 BoolNode *b = i1->as_Bool();
78 Node *cmp = b->in(1); 78 Node *cmp = b->in(1);
79 if( cmp->is_FlagsProj() ) return NULL;
79 if( !cmp->is_Cmp() ) return NULL; 80 if( !cmp->is_Cmp() ) return NULL;
80 i1 = cmp->in(1); 81 i1 = cmp->in(1);
81 if( i1 == NULL || !i1->is_Phi() ) return NULL; 82 if( i1 == NULL || !i1->is_Phi() ) return NULL;
82 PhiNode *phi = i1->as_Phi(); 83 PhiNode *phi = i1->as_Phi();
83 if( phi->is_copy() ) return NULL; 84 if( phi->is_copy() ) return NULL;