75 lines
2.7 KiB
C++
75 lines
2.7 KiB
C++
/*
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* Copyright (c) 1999, 2020, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_OPTO_C2COMPILER_HPP
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#define SHARE_OPTO_C2COMPILER_HPP
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#include "compiler/abstractCompiler.hpp"
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#include "opto/output.hpp"
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class C2Compiler : public AbstractCompiler {
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private:
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static bool init_c2_runtime();
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public:
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C2Compiler() : AbstractCompiler(compiler_c2) {}
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// Name
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const char *name() { return "C2"; }
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void initialize();
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// Compilation entry point for methods
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void compile_method(ciEnv* env,
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ciMethod* target,
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int entry_bci,
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bool install_code,
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DirectiveSet* directive);
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// sentinel value used to trigger backtracking in compile_method().
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static const char* retry_no_subsuming_loads();
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static const char* retry_no_escape_analysis();
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static const char* retry_class_loading_during_parsing();
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// Print compilation timers and statistics
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void print_timers();
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// Return true if the intrinsification of a method supported by the compiler
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// assuming a non-virtual dispatch. (A virtual dispatch is
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// possible for only a limited set of available intrinsics whereas
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// a non-virtual dispatch is possible for all available intrinsics.)
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// Return false otherwise.
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virtual bool is_intrinsic_supported(const methodHandle& method) {
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return is_intrinsic_supported(method, false);
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}
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// Check if the compiler supports an intrinsic for 'method' given the
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// the dispatch mode specified by the 'is_virtual' parameter.
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bool is_intrinsic_supported(const methodHandle& method, bool is_virtual);
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// Initial size of the code buffer (may be increased at runtime)
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static int initial_code_buffer_size(int const_size = initial_const_capacity);
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};
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#endif // SHARE_OPTO_C2COMPILER_HPP
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