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<h1>Source code for Lib.RiscV</h1><div class="highlight"><pre>
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<span></span><span class="sd">"""</span>
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<span class="sd">MIF08, CAP, CodeGeneration, RiscV API</span>
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<span class="sd">Functions to define instructions.</span>
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<span class="sd">"""</span>
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<span class="kn">from</span> <span class="nn">Lib.Errors</span> <span class="kn">import</span> <span class="n">MiniCInternalError</span>
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<span class="kn">from</span> <span class="nn">Lib.Operands</span> <span class="kn">import</span> <span class="p">(</span><span class="n">Condition</span><span class="p">,</span> <span class="n">Immediate</span><span class="p">,</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">Function</span><span class="p">)</span>
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<span class="kn">from</span> <span class="nn">Lib.Statement</span> <span class="kn">import</span> <span class="p">(</span><span class="n">Instru3A</span><span class="p">,</span> <span class="n">AbsoluteJump</span><span class="p">,</span> <span class="n">ConditionalJump</span><span class="p">,</span> <span class="n">Label</span><span class="p">)</span>
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<div class="viewcode-block" id="call"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.call">[docs]</a><span class="k">def</span> <span class="nf">call</span><span class="p">(</span><span class="n">function</span><span class="p">:</span> <span class="n">Function</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="w"> </span><span class="sd">"""Function call."""</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s1">'call'</span><span class="p">,</span> <span class="n">function</span><span class="p">)</span></div>
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<div class="viewcode-block" id="jump"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.jump">[docs]</a><span class="k">def</span> <span class="nf">jump</span><span class="p">(</span><span class="n">label</span><span class="p">:</span> <span class="n">Label</span><span class="p">)</span> <span class="o">-></span> <span class="n">AbsoluteJump</span><span class="p">:</span>
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<span class="w"> </span><span class="sd">"""Unconditional jump to label."""</span>
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<span class="k">return</span> <span class="n">AbsoluteJump</span><span class="p">(</span><span class="n">label</span><span class="p">)</span></div>
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<div class="viewcode-block" id="conditional_jump"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.conditional_jump">[docs]</a><span class="k">def</span> <span class="nf">conditional_jump</span><span class="p">(</span><span class="n">label</span><span class="p">:</span> <span class="n">Label</span><span class="p">,</span> <span class="n">op1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">cond</span><span class="p">:</span> <span class="n">Condition</span><span class="p">,</span> <span class="n">op2</span><span class="p">:</span> <span class="n">Operand</span><span class="p">):</span>
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<span class="w"> </span><span class="sd">"""Add a conditional jump to the code.</span>
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<span class="sd"> This is a wrapper around bge, bgt, beq, ... c is a Condition, like</span>
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<span class="sd"> Condition('bgt'), Condition(MiniCParser.EQ), ...</span>
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<span class="sd"> """</span>
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<span class="k">return</span> <span class="n">ConditionalJump</span><span class="p">(</span><span class="n">cond</span><span class="o">=</span><span class="n">cond</span><span class="p">,</span> <span class="n">op1</span><span class="o">=</span><span class="n">op1</span><span class="p">,</span> <span class="n">op2</span><span class="o">=</span><span class="n">op2</span><span class="p">,</span> <span class="n">label</span><span class="o">=</span><span class="n">label</span><span class="p">)</span></div>
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<div class="viewcode-block" id="add"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.add">[docs]</a><span class="k">def</span> <span class="nf">add</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">sr2orimm7</span><span class="p">,</span> <span class="n">Immediate</span><span class="p">):</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"addi"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"add"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="mul"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.mul">[docs]</a><span class="k">def</span> <span class="nf">mul</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">sr2orimm7</span><span class="p">,</span> <span class="n">Immediate</span><span class="p">):</span>
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<span class="k">raise</span> <span class="n">MiniCInternalError</span><span class="p">(</span><span class="s2">"Cant multiply by an immediate"</span><span class="p">)</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"mul"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="div"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.div">[docs]</a><span class="k">def</span> <span class="nf">div</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">sr2orimm7</span><span class="p">,</span> <span class="n">Immediate</span><span class="p">):</span>
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<span class="k">raise</span> <span class="n">MiniCInternalError</span><span class="p">(</span><span class="s2">"Cant divide by an immediate"</span><span class="p">)</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"div"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="rem"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.rem">[docs]</a><span class="k">def</span> <span class="nf">rem</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">sr2orimm7</span><span class="p">,</span> <span class="n">Immediate</span><span class="p">):</span>
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<span class="k">raise</span> <span class="n">MiniCInternalError</span><span class="p">(</span><span class="s2">"Cant divide by an immediate"</span><span class="p">)</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"rem"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="sub"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.sub">[docs]</a><span class="k">def</span> <span class="nf">sub</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">sr2orimm7</span><span class="p">,</span> <span class="n">Immediate</span><span class="p">):</span>
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<span class="k">raise</span> <span class="n">MiniCInternalError</span><span class="p">(</span><span class="s2">"Cant substract by an immediate"</span><span class="p">)</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"sub"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="land"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.land">[docs]</a><span class="k">def</span> <span class="nf">land</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="w"> </span><span class="sd">"""And instruction (cannot be called `and` due to Python and)."""</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"and"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="lor"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.lor">[docs]</a><span class="k">def</span> <span class="nf">lor</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="w"> </span><span class="sd">"""Or instruction (cannot be called `or` due to Python or)."""</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"or"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="xor"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.xor">[docs]</a><span class="k">def</span> <span class="nf">xor</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr1</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span> <span class="c1"># pragma: no cover</span>
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<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">sr2orimm7</span><span class="p">,</span> <span class="n">Immediate</span><span class="p">):</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"xori"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"xor"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr1</span><span class="p">,</span> <span class="n">sr2orimm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="li"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.li">[docs]</a><span class="k">def</span> <span class="nf">li</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">imm7</span><span class="p">:</span> <span class="n">Immediate</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"li"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">imm7</span><span class="p">)</span></div>
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<div class="viewcode-block" id="mv"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.mv">[docs]</a><span class="k">def</span> <span class="nf">mv</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">sr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"mv"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">sr</span><span class="p">)</span></div>
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<div class="viewcode-block" id="ld"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.ld">[docs]</a><span class="k">def</span> <span class="nf">ld</span><span class="p">(</span><span class="n">dr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">mem</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"ld"</span><span class="p">,</span> <span class="n">dr</span><span class="p">,</span> <span class="n">mem</span><span class="p">)</span></div>
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<div class="viewcode-block" id="sd"><a class="viewcode-back" href="../../api/Lib.RiscV.html#Lib.RiscV.sd">[docs]</a><span class="k">def</span> <span class="nf">sd</span><span class="p">(</span><span class="n">sr</span><span class="p">:</span> <span class="n">Operand</span><span class="p">,</span> <span class="n">mem</span><span class="p">:</span> <span class="n">Operand</span><span class="p">)</span> <span class="o">-></span> <span class="n">Instru3A</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">Instru3A</span><span class="p">(</span><span class="s2">"sd"</span><span class="p">,</span> <span class="n">sr</span><span class="p">,</span> <span class="n">mem</span><span class="p">)</span></div>
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</pre></div>
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