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<htmlxmlns="http://www.w3.org/1999/xhtml"><head><title>Absint__HilExp (infer.Absint__HilExp)</title><linkrel="stylesheet"href="../../odoc.css"/><metacharset="utf-8"/><metaname="generator"content="odoc 1.5.1"/><metaname="viewport"content="width=device-width,initial-scale=1.0"/><scriptsrc="../../highlight.pack.js"></script><script>hljs.initHighlightingOnLoad();</script></head><body><divclass="content"><header><nav><ahref="../index.html">Up</a>–<ahref="../index.html">infer</a>» Absint__HilExp</nav><h1>Module <code>Absint__HilExp</code></h1></header><divclass="spec module"id="module-F"><ahref="#module-F"class="anchor"></a><code><spanclass="keyword">module</span> F = Stdlib.Format</code></div><divclass="spec module"id="module-Access"><ahref="#module-Access"class="anchor"></a><code><spanclass="keyword">module</span><ahref="Access/index.html">Access</a> : <spanclass="keyword">sig</span> ... <spanclass="keyword">end</span></code></div><dl><dtclass="spec type"id="type-t"><ahref="#type-t"class="anchor"></a><code><spanclass="keyword">type</span> t</code><code> = </code><tableclass="variant"><trid="type-t.AccessExpression"class="anchored"><tdclass="def constructor"><ahref="#type-t.AccessExpression"class="anchor"></a><code>| </code><code><spanclass="constructor">AccessExpression</span><spanclass="keyword">of</span><ahref="index.html#type-access_expression">access_expression</a></code></td><tdclass="doc"><p>access path (e.g., x.f.g or x<code>i</code>)</p></td></tr><trid="type-t.UnaryOperator"class="anchored"><tdclass="def constructor"><ahref="#type-t.UnaryOperator"class="anchor"></a><code>| </code><code><spanclass="constructor">UnaryOperator</span><spanclass="keyword">of</span><ahref="../IR/Unop/index.html#type-t">IR.Unop.t</a> * <ahref="index.html#type-t">t</a> * <span><ahref="../IR/Typ/index.html#type-t">IR.Typ.t</a> option</span></code></td><tdclass="doc"><p>Unary operator with type of the result if known</p></td></tr><trid="type-t.BinaryOperator"class="anchored"><tdclass="def constructor"><ahref="#type-t.BinaryOperator"class="anchor"></a><code>| </code><code><spanclass="constructor">BinaryOperator</span><spanclass="keyword">of</span><ahref="../IR/Binop/index.html#type-t">IR.Binop.t</a> * <ahref="index.html#type-t">t</a> * <ahref="index.html#type-t">t</a></code></td><tdclass="doc"><p>Binary operator</p></td></tr><trid="type-t.Exception"class="anchored"><tdclass="def constructor"><ahref="#type-t.Exception"class="anchor"></a><code>| </code><code><spanclass="constructor">Exception</span><spanclass="keyword">of</span><ahref="index.html#type-t">t</a></code></td><tdclass="doc"><p>Exception</p></td></tr><trid="type-t.Closure"class="anchored"><tdclass="def constructor"><ahref="#type-t.Closure"class="anchor"></a><code>| </code><code><spanclass="constructor">Closure</span><spanclass="keyword">of</span><ahref="../IR/Procname/index.html#type-t">IR.Procname.t</a> * <span><span>(<ahref="../Absint/AccessPath/index.html#type-base">Absint.AccessPath.base</a> * <ahref="index.html#type-t">t</a>)</span> list</span></code></td><tdclass="doc"><p>Name of function + environment</p></td></tr><trid="type-t.Constant"class="anchored"><tdclass="def constructor"><ahref="#type-t.Constant"class="anchor"></a><code>| </code><code><spanclass="constructor">Constant</span><spanclass="keyword">of</span><ahref="../IR/Const/index.html#type-t">IR.Const.t</a></code></td><tdclass="doc"><p>Constants</p></td></tr><trid="type-t.Cast"class="anchored"><tdclass="def constructor"><ahref="#type-t.Cast"class="anchor"></a><code>| </code><code><spanclass="constructor">Cast</span><spanclass="keyword">of</span><ahref="../IR/Typ/index.html#type-t">IR.Typ.t</a> * <ahref="index.html#type-t">t</a></code></td><tdclass="doc"><p>Type cast</p></td></tr><trid="type-t.Sizeof"class="anchored"><tdclass="def constructor"><ahref="#type-t.Sizeof"class="anchor"></a><code>| </code><code><spanclass="constructor">Sizeof</span><spanclass="keyword">of</span><ahref="../IR/Typ/index.html#type-t">IR.Typ.t</a> * <span><ahref="index.html#type-t">t</a> option</span></code></td><tdclass="doc"><p>C-style sizeof(), and also used to treate a type as an expression. Refer to <code>Exp</code> module for canonical documentation</p></td></tr></table></dt><dtclass="spec type"id="type-access_expression"><ahref="#type-access_expression"class="anchor"></a><code><spanclass="keyword">and</span> access_expression</code><code> = <spanclass="keyword">private</span></code><tableclass="variant"><trid="type-access_expression.Base"class="anchored"><tdclass="def constructor"><ahref="#type-access_expression.Base"class="anchor"></a><code>| </code><code><spanclass="constructor">Base</span><spanclass="keyword">of</span><ahref="../Absint/AccessPath/index.html#type-base">Absint.AccessPath.base</a></code></td></tr><trid="type-access_expression.FieldOffset"class="anchored"><tdclass="def constructor"><ahref="#type-access_expression.FieldOffset"class="anchor"></a><code>| </code><code><spanclass="constructor">FieldOffset</span><spanclass="keyword">of</span><ahref="index.html#type-access_expression">access_expression</a> * <ahref="../IR/Fieldname/index.html#type-t">IR.Fieldname.t</a></code></td><tdclass="doc"><p>field access</p></td></tr><trid="type-access_expression.ArrayOffset"class="anchored"><tdclass="def constructor"><ahref="#type-access_expression.ArrayOffset"class="anchor"></a><code>| </code><code><spanclass="constructor">ArrayOffset</span><spanclass="keyword">of</span><ahref="index.html#type-access_expression">access_expression</a> * <ahref="../IR/Typ/index.html#type-t">IR.Typ.t</a> * <span><ahref="index.html#type-t">t</a> option</span></code></td><tdclass="doc"><p>array access</p></td></tr><trid="type-access_expression.AddressOf"class="anchored"><tdclass="def constructor"><ahref="#type-access_expression.AddressOf"class="anchor"></a><code>| </code><code><spanclass="constructor">AddressOf</span><spanclass="keyword">of</span><ahref="index.html#type-access_expression">access_expression</a></code></td><tdclass="doc"><p>"address of" operator <code>&</code></p></td></tr><trid="type-access_expression.Dereference"class="anchored"><tdclass="def constructor"><ahref="#type-access_expression.Dereference"class="anchor"></a><code>| </code><code><spanclass="constructor">Dereference</span><spanclass="keyword">of</span><ahref="index.html#type-access_expression">access_expression</a></code></td><tdclass="doc"><p>"dereference" operator <code>*</code></p></td></tr></table></dt></dl><div><divclass="spec include"><divclass="doc"><dl><dtclass="spec value"id="val-compare"><ahref="#val-compare"class="anchor"></a><code><spanclass="keyword">val</span> compare : <ahref="index.html#type-t">t</a><span>-></span><ahref="index.html#type-t">t</a><span>-></span> int</code></dt><dtclass="spec value"id="val-compare_access_expression"><ahref="#val-compare_access_expression"class="anchor"></a><code><spanclass="keyword">val</span> compare_access_expression : <ahref="index.html#type-access_expression">access_expression</a><span>-></span><ahref="index.html#type-access_expression">access_expression</a><span>-></span> int</code></dt></dl></div></div></div><divclass="spec module"id="module-AccessExpression"><ahref="#module-AccessExpression"class="anchor"></a><code><spanclass="keyword">module</span><ahref="AccessExpression/index.html">AccessExpression</a> : <spanclass="keyword">sig</span> ... <spanclass="keyword">end</span></code></div><dl><dtclass="spec value"id="val-pp"><ahref="#val-pp"class="anchor"></a><code><spanclass="keyword">val</span> pp : <ahref="index.html#module-F">F</a>.formatter <span>-></span><ahref="index.html#type-t">t</a><span>-></span> unit</code></dt><dtclass="spec value"id="val-get_typ"><ahref="#val-get_typ"class="anchor"></a><code><spanclass="keyword">val</span> get_typ : <ahref="../IR/Tenv/index.html#type-t">IR.Tenv.t</a><span>-></span><ahref="index.html#type-t">t</a><span>-></span><span><ahref="../IR/Typ/index.html#type-t">IR.Typ.t</a> option</span></code></dt><dd><p>Get the type of the expression. Warning: not fully implemented</p></dd></dl><dl><dtclass="spec value"id="val-of_sil"><ahref="#val-of_sil"class="anchor"></a><code><spanclass="keyword">val</span> of_sil : <span>include_array_indexes:bool</span><span>-></span><span>f_resolve_id:<span>(<ahref="../IR/Var/index.html#type-t">IR.Var.t</a><span>-></span><span><ahref="AccessExpression/index.html#type-t">AccessExpression.t</a> option</span>)</span></span><span>-></span><span>add_deref:bool</span><span>-></span><ahref="../IR/Exp/index.html#type-t">IR.Exp.t</a><span>-></span><ahref="../IR/Typ/index.html#type-t">IR.Typ.t</a><span>-></span><ahref="index.html#type-t">t</a></code></dt><dd><p>Convert SIL expression to HIL expression</p></dd></dl><dl><dtclass="spec value"id="val-get_access_exprs"><ahref="#val-get_access_exprs"class="anchor"></a><code><spanclass="keyword">val</span> get_access_exprs : <ahref="index.html#type-t">t</a><span>-></span><span><ahref="AccessExpression/index.html#type-t">AccessExpression.t</a> list</span></code></dt><dd><p>Get all the access paths used in the given HIL expression, including duplicates if a path is used more than once.</p></dd></dl><dl><dtclass="spec value"id="val-is_null_literal"><ahref="#val-is_null_literal"class="anchor"></a><code><spanclass="keyword">val</span> is_null_literal : <ahref="index.html#type-t">t</a><span>-></span> bool</code></dt><dtclass="spec value"id="val-is_int_zero"><ahref="#val-is_int_zero"class="anchor"></a><code><spanclass="keyword">val</span> is_int_zero : <ahref="index.html#type-t">t</a><span>-></span> bool</code></dt><dtclass="spec value"id="val-eval"><ahref="#val-eval"class="anchor"></a><code><spanclass="keyword">val</span> eval : <ahref="index.html#type-t">t</a><span>-></span><span><ahref="../IR/Const/index.html#type-t">IR.Const.t</a> option</span></code></dt><dtclass="spec value"id="val-eval_boolean_exp"><ahref="#val-eval_boolean_exp"class="anchor"></a><code><spanclass="keyword">val</span> eval_boolean_exp : <ahref="AccessExpression/index.html#type-t">AccessExpression.t</a><span>-></span><ahref="index.html#type-t">t</a><span>-></span><span>bool option</span></code></dt><dd><p><code>eval_boolean_exp var exp</code> returns <code>Some bool_value</code> if the given boolean expression <code>exp</code> evaluates to <code>bool_value</code> when <code>var</code> is set to true. Return None if it has free variables that stop us from evaluating it, or is not a boolean expression.</p></dd></dl><dl><dtclass="spec value"id="val-ignore_cast"><ahref="#val-ignore_cast"class="anchor"></a><code><spanclass="keyword">val</span> ignore_cast : <ahref="index.html#type-t">t</a><span>-></span><ahref="index.html#type-t">t</a></code></dt><dtclass="spec value"id="val-access_expr_of_exp"><ahref="#val-access_expr_of_exp"class="anchor"></a><code><spanclass="keyword">val</span> access_expr_of_exp : <span>include_array_indexes:bool</span><span>-></span><span>f_resolve_id:<span>(<ahref="../IR/Var/index.html#type-t">IR.Var.t</a><span>-></span><span><ahref="AccessExpression/index.html#type-t">AccessExpression.t</a> option</span>)</span></span><span>-></span><ahref="../IR/Exp/index.html#type-t">IR.Exp.t</a><span>-></span><ahref="../IR/Typ/index.html#type-t">IR.Typ.t</a><span>-></span><span><ahref="index.html#type-access_expression">access_expression</a> option</span></code></dt><dd><p>best effort translating a SIL expression to an access path, not semantics preserving in particular in the presence of pointer arithmetic</p></dd></dl></div></body></html>
