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65 lines
1.5 KiB
65 lines
1.5 KiB
/*
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* jit-plus-jump-table.cpp - C++ wrapper for JIT jump tables.
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*
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* Copyright (C) 2008 Southern Storm Software, Pty Ltd.
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*
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* This file is part of the libjit library.
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*
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* The libjit library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation, either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* The libjit library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with the libjit library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#include <jit/jit-plus.h>
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jit_jump_table::jit_jump_table(int size)
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{
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try
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{
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labels = new jit_label_t[size];
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}
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catch(...)
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{
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throw jit_build_exception(JIT_RESULT_OUT_OF_MEMORY);
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}
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for (int i = 0; i < size; i++)
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{
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labels[i] = jit_label_undefined;
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}
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num_labels = size;
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}
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jit_jump_table::~jit_jump_table()
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{
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delete [] labels;
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}
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jit_label
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jit_jump_table::get(int index)
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{
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if (index < 0 || index >= num_labels)
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{
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throw jit_build_exception(JIT_RESULT_COMPILE_ERROR);
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}
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return jit_label(labels[index]);
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}
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void
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jit_jump_table::set(int index, jit_label label)
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{
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if (index < 0 || index >= num_labels)
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{
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throw jit_build_exception(JIT_RESULT_COMPILE_ERROR);
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}
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labels[index] = label.raw();
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}
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