<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ --> <title>Lava/Combinational.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>Combinational</span> <span class='hs-keyword'>where</span> <a name="line-2"></a> <a name="line-3"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>Ref</span> <a name="line-4"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>Generic</span> <a name="line-5"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>Signal</span> <a name="line-6"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>Netlist</span> <a name="line-7"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>Sequent</span> <a name="line-8"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>Error</span> <a name="line-9"></a> <a name="line-10"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>MyST</span> <a name="line-11"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>ST</span> <a name="line-12"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>STRef</span> <a name="line-13"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>newSTRef</span> <a name="line-14"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>readSTRef</span> <a name="line-15"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>writeSTRef</span> <a name="line-16"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>runST</span> <a name="line-17"></a> <span class='hs-layout'>)</span> <a name="line-18"></a> <a name="line-19"></a><span class='hs-comment'>----------------------------------------------------------------</span> <a name="line-20"></a><span class='hs-comment'>-- simulate</span> <a name="line-21"></a> <a name="line-22"></a><a name="simulate"></a><span class='hs-definition'>simulate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Generic</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>=></span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>b</span> <a name="line-23"></a><span class='hs-definition'>simulate</span> <span class='hs-varid'>circ</span> <span class='hs-varid'>inp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>runST</span> <span class='hs-layout'>(</span> <a name="line-24"></a> <span class='hs-keyword'>do</span> <span class='hs-varid'>sr</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>netlistST</span> <span class='hs-varid'>new</span> <span class='hs-varid'>define</span> <span class='hs-layout'>(</span><span class='hs-varid'>struct</span> <span class='hs-layout'>(</span><span class='hs-varid'>circ</span> <span class='hs-varid'>inp</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-25"></a> <span class='hs-varid'>sa</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mmap</span> <span class='hs-layout'>(</span><span class='hs-varid'>fmap</span> <span class='hs-varid'>symbol</span> <span class='hs-varop'>.</span> <span class='hs-varid'>readSTRef</span><span class='hs-layout'>)</span> <span class='hs-varid'>sr</span> <a name="line-26"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>res</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>construct</span> <span class='hs-varid'>sa</span> <a name="line-27"></a> <span class='hs-varid'>return</span> <span class='hs-varid'>res</span> <a name="line-28"></a> <span class='hs-layout'>)</span> <a name="line-29"></a> <span class='hs-keyword'>where</span> <a name="line-30"></a> <span class='hs-varid'>new</span> <span class='hs-keyglyph'>=</span> <a name="line-31"></a> <span class='hs-varid'>newSTRef</span> <span class='hs-layout'>(</span><span class='hs-varid'>wrong</span> <span class='hs-conid'>Lava</span><span class='hs-varop'>.</span><span class='hs-conid'>Error</span><span class='hs-varop'>.</span><span class='hs-conid'>CombinationalLoop</span><span class='hs-layout'>)</span> <a name="line-32"></a> <a name="line-33"></a> <span class='hs-varid'>define</span> <span class='hs-varid'>r</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <a name="line-34"></a> <span class='hs-keyword'>do</span> <span class='hs-varid'>s'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mmap</span> <span class='hs-varid'>readSTRef</span> <span class='hs-varid'>s</span> <a name="line-35"></a> <span class='hs-varid'>writeSTRef</span> <span class='hs-varid'>r</span> <span class='hs-layout'>(</span><span class='hs-varid'>eval</span> <span class='hs-varid'>s'</span><span class='hs-layout'>)</span> <a name="line-36"></a> <a name="line-37"></a><span class='hs-comment'>----------------------------------------------------------------</span> <a name="line-38"></a><span class='hs-comment'>-- the end.</span> <a name="line-39"></a> </pre></body> </html>
