Mercurial > hg > truffle
view src/cpu/x86/vm/registerMap_x86.hpp @ 2254:ab42c7e1cf83
7017746: Regression : C2 compiler crash due to SIGSEGV in PhaseCFG::schedule_early()
Summary: Add TEMP edges (and KILL projections) before duplicated operands are removed in Expand() methods.
Reviewed-by: never
author | kvn |
---|---|
date | Thu, 10 Feb 2011 14:25:59 -0800 |
parents | f95d63e2154a |
children | a560c9b81f0f |
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/* * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef CPU_X86_VM_REGISTERMAP_X86_HPP #define CPU_X86_VM_REGISTERMAP_X86_HPP // machine-dependent implemention for register maps friend class frame; private: // This is the hook for finding a register in an "well-known" location, // such as a register block of a predetermined format. // Since there is none, we just return NULL. // See registerMap_sparc.hpp for an example of grabbing registers // from register save areas of a standard layout. address pd_location(VMReg reg) const {return NULL;} // no PD state to clear or copy: void pd_clear() {} void pd_initialize() {} void pd_initialize_from(const RegisterMap* map) {} #endif // CPU_X86_VM_REGISTERMAP_X86_HPP