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<tr class="row-odd"><td>layout: page</td>
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<tr class="row-even"><td>title: EngineBuilder (llvm.ee)</td>
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<div class="section" id="llvm-ee-enginebuilder">
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<h1>llvm.ee.EngineBuilder<a class="headerlink" href="#llvm-ee-enginebuilder" title="Permalink to this headline">¶</a></h1>
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<p>A convenient class for building
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<a class="reference external" href="llvm.ee.ExecutionEngine.html">llvm.ee.ExecutionEngine</a>. Each
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<tt class="docutils literal"><span class="pre">EngineBuilder</span></tt> instance can only create one <tt class="docutils literal"><span class="pre">ExecutionEngine</span></tt>.</p>
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<div class="section" id="methods">
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<h2>Methods<a class="headerlink" href="#methods" title="Permalink to this headline">¶</a></h2>
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<div class="section" id="create-self">
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<h3><tt class="docutils literal"><span class="pre">create(self)</span></tt><a class="headerlink" href="#create-self" title="Permalink to this headline">¶</a></h3>
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<p>Create and return a new
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<a class="reference external" href="llvm.ee.ExecutionEngine.html">ExecutionEngine</a> instance.</p>
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<p>Raise <tt class="docutils literal"><span class="pre">llvm.LLVMException</span></tt> if the builder cannot create an
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<tt class="docutils literal"><span class="pre">ExecutionEngine</span></tt> base on the given configuration.</p>
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</div>
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<div class="section" id="force-interpreter-self">
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<h3><tt class="docutils literal"><span class="pre">force_interpreter(self)</span></tt><a class="headerlink" href="#force-interpreter-self" title="Permalink to this headline">¶</a></h3>
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<p>Force the output the output <tt class="docutils literal"><span class="pre">ExecutionEngine</span></tt> to be an LLVM IR
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interpreter.</p>
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</div>
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<div class="section" id="force-jit-self">
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<h3><tt class="docutils literal"><span class="pre">force_jit(self)</span></tt><a class="headerlink" href="#force-jit-self" title="Permalink to this headline">¶</a></h3>
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<p>Force the output the output <tt class="docutils literal"><span class="pre">ExecutionEngine</span></tt> to be a JIT engine.</p>
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</div>
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<div class="section" id="opt-self-level">
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<h3><tt class="docutils literal"><span class="pre">opt(self,</span> <span class="pre">level)</span></tt><a class="headerlink" href="#opt-self-level" title="Permalink to this headline">¶</a></h3>
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<p>Set the code generation optimization level for a JIT engine. Valid value
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of <tt class="docutils literal"><span class="pre">level</span></tt> is 0-3, inclusive. The default setting is 2. To use vector
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instructions, such as SSE on Intel processors, <tt class="docutils literal"><span class="pre">level</span></tt> must be 3
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(aggressive).</p>
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<div class="section" id="static-factory-methods">
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<h2>Static Factory Methods<a class="headerlink" href="#static-factory-methods" title="Permalink to this headline">¶</a></h2>
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<div class="section" id="new-module">
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<h3><tt class="docutils literal"><span class="pre">new(module)</span></tt><a class="headerlink" href="#new-module" title="Permalink to this headline">¶</a></h3>
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<p>Create a new EngineBuilder. <tt class="docutils literal"><span class="pre">module</span></tt> must be a
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<a class="reference external" href="llvm.core.Module.html">llvm.core.Module</a> instance. Its ownership is
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transferred to the resulting
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<a class="reference external" href="llvm.ee.ExecutionEngine.html">ExecutionEngine</a>. Therefore, it is
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impossible to create more than one <tt class="docutils literal"><span class="pre">ExecutionEngine</span></tt> with a single
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<tt class="docutils literal"><span class="pre">EngineBuilder</span></tt></p>
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<h3><a href="../index.html">Table Of Contents</a></h3>
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<ul>
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<li><a class="reference internal" href="#">llvm.ee.EngineBuilder</a><ul>
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<li><a class="reference internal" href="#methods">Methods</a><ul>
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<li><a class="reference internal" href="#create-self"><tt class="docutils literal"><span class="pre">create(self)</span></tt></a></li>
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<li><a class="reference internal" href="#force-interpreter-self"><tt class="docutils literal"><span class="pre">force_interpreter(self)</span></tt></a></li>
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<li><a class="reference internal" href="#force-jit-self"><tt class="docutils literal"><span class="pre">force_jit(self)</span></tt></a></li>
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<li><a class="reference internal" href="#opt-self-level"><tt class="docutils literal"><span class="pre">opt(self,</span> <span class="pre">level)</span></tt></a></li>
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<li><a class="reference internal" href="#static-factory-methods">Static Factory Methods</a><ul>
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<li><a class="reference internal" href="#new-module"><tt class="docutils literal"><span class="pre">new(module)</span></tt></a></li>
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