<?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>nativeGen/TargetReg.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a> <a name="line-2"></a><span class='hs-comment'>-- | Hard wired things related to registers.</span> <a name="line-3"></a><span class='hs-comment'>-- This is module is preventing the native code generator being able to </span> <a name="line-4"></a><span class='hs-comment'>-- emit code for non-host architectures.</span> <a name="line-5"></a><span class='hs-comment'>--</span> <a name="line-6"></a><span class='hs-comment'>-- TODO: Do a better job of the overloading, and eliminate this module.</span> <a name="line-7"></a><span class='hs-comment'>-- We'd probably do better with a Register type class, and hook this to </span> <a name="line-8"></a><span class='hs-comment'>-- Instruction somehow.</span> <a name="line-9"></a><span class='hs-comment'>--</span> <a name="line-10"></a><span class='hs-comment'>-- TODO: We should also make arch specific versions of RegAlloc.Graph.TrivColorable</span> <a name="line-11"></a> <a name="line-12"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>TargetReg</span> <span class='hs-layout'>(</span> <a name="line-13"></a> <span class='hs-varid'>targetVirtualRegSqueeze</span><span class='hs-layout'>,</span> <a name="line-14"></a> <span class='hs-varid'>targetRealRegSqueeze</span><span class='hs-layout'>,</span> <a name="line-15"></a> <span class='hs-varid'>targetClassOfRealReg</span><span class='hs-layout'>,</span> <a name="line-16"></a> <span class='hs-varid'>targetMkVirtualReg</span><span class='hs-layout'>,</span> <a name="line-17"></a> <span class='hs-varid'>targetWordSize</span><span class='hs-layout'>,</span> <a name="line-18"></a> <span class='hs-varid'>targetRegDotColor</span><span class='hs-layout'>,</span> <a name="line-19"></a> <span class='hs-varid'>targetClassOfReg</span> <a name="line-20"></a><span class='hs-layout'>)</span> <a name="line-21"></a> <a name="line-22"></a><span class='hs-keyword'>where</span> <a name="line-23"></a> <a name="line-24"></a><span class='hs-cpp'>#include "HsVersions.h"</span> <a name="line-25"></a> <a name="line-26"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Reg</span> <a name="line-27"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>RegClass</span> <a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Size</span> <a name="line-29"></a> <a name="line-30"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>CmmExpr</span> <span class='hs-layout'>(</span><span class='hs-varid'>wordWidth</span><span class='hs-layout'>)</span> <a name="line-31"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Outputable</span> <a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Unique</span> <a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>FastTypes</span> <a name="line-34"></a> <a name="line-35"></a> <a name="line-36"></a><span class='hs-cpp'>#if i386_TARGET_ARCH || x86_64_TARGET_ARCH</span> <a name="line-37"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>X86</span><span class='hs-varop'>.</span><span class='hs-conid'>Regs</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>X86</span> <a name="line-38"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>X86</span><span class='hs-varop'>.</span><span class='hs-conid'>RegInfo</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>X86</span> <a name="line-39"></a> <a name="line-40"></a><span class='hs-cpp'>#elif powerpc_TARGET_ARCH</span> <a name="line-41"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>PPC</span><span class='hs-varop'>.</span><span class='hs-conid'>Regs</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>PPC</span> <a name="line-42"></a> <a name="line-43"></a><span class='hs-cpp'>#elif sparc_TARGET_ARCH </span> <a name="line-44"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>SPARC</span><span class='hs-varop'>.</span><span class='hs-conid'>Regs</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>SPARC</span> <a name="line-45"></a> <a name="line-46"></a><span class='hs-cpp'>#else</span> <a name="line-47"></a><span class='hs-cpp'>#error "RegAlloc.Graph.TargetReg: not defined"</span> <a name="line-48"></a><span class='hs-cpp'>#endif</span> <a name="line-49"></a> <a name="line-50"></a><a name="targetVirtualRegSqueeze"></a><span class='hs-definition'>targetVirtualRegSqueeze</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RegClass</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>VirtualReg</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FastInt</span> <a name="line-51"></a><a name="targetRealRegSqueeze"></a><span class='hs-definition'>targetRealRegSqueeze</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RegClass</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>RealReg</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FastInt</span> <a name="line-52"></a><a name="targetClassOfRealReg"></a><span class='hs-definition'>targetClassOfRealReg</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RealReg</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>RegClass</span> <a name="line-53"></a><a name="targetWordSize"></a><span class='hs-definition'>targetWordSize</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Size</span> <a name="line-54"></a><a name="targetMkVirtualReg"></a><span class='hs-definition'>targetMkVirtualReg</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Unique</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Size</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>VirtualReg</span> <a name="line-55"></a><a name="targetRegDotColor"></a><span class='hs-definition'>targetRegDotColor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RealReg</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>SDoc</span> <a name="line-56"></a> <a name="line-57"></a><span class='hs-comment'>-- x86 -------------------------------------------------------------------------</span> <a name="line-58"></a><span class='hs-cpp'>#if i386_TARGET_ARCH || x86_64_TARGET_ARCH</span> <a name="line-59"></a><span class='hs-definition'>targetVirtualRegSqueeze</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>X86</span><span class='hs-varop'>.</span><span class='hs-varid'>virtualRegSqueeze</span> <a name="line-60"></a><span class='hs-definition'>targetRealRegSqueeze</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>X86</span><span class='hs-varop'>.</span><span class='hs-varid'>realRegSqueeze</span> <a name="line-61"></a><span class='hs-definition'>targetClassOfRealReg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>X86</span><span class='hs-varop'>.</span><span class='hs-varid'>classOfRealReg</span> <a name="line-62"></a><span class='hs-definition'>targetWordSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>intSize</span> <span class='hs-varid'>wordWidth</span> <a name="line-63"></a><span class='hs-definition'>targetMkVirtualReg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>X86</span><span class='hs-varop'>.</span><span class='hs-varid'>mkVirtualReg</span> <a name="line-64"></a><span class='hs-definition'>targetRegDotColor</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>X86</span><span class='hs-varop'>.</span><span class='hs-varid'>regDotColor</span> <a name="line-65"></a> <a name="line-66"></a><span class='hs-comment'>-- ppc -------------------------------------------------------------------------</span> <a name="line-67"></a><span class='hs-cpp'>#elif powerpc_TARGET_ARCH</span> <a name="line-68"></a><span class='hs-definition'>targetVirtualRegSqueeze</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PPC</span><span class='hs-varop'>.</span><span class='hs-varid'>virtualRegSqueeze</span> <a name="line-69"></a><span class='hs-definition'>targetRealRegSqueeze</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PPC</span><span class='hs-varop'>.</span><span class='hs-varid'>realRegSqueeze</span> <a name="line-70"></a><span class='hs-definition'>targetClassOfRealReg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PPC</span><span class='hs-varop'>.</span><span class='hs-varid'>classOfRealReg</span> <a name="line-71"></a><span class='hs-definition'>targetWordSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>intSize</span> <span class='hs-varid'>wordWidth</span> <a name="line-72"></a><span class='hs-definition'>targetMkVirtualReg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PPC</span><span class='hs-varop'>.</span><span class='hs-varid'>mkVirtualReg</span> <a name="line-73"></a><span class='hs-definition'>targetRegDotColor</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PPC</span><span class='hs-varop'>.</span><span class='hs-varid'>regDotColor</span> <a name="line-74"></a> <a name="line-75"></a><span class='hs-comment'>-- sparc -----------------------------------------------------------------------</span> <a name="line-76"></a><span class='hs-cpp'>#elif sparc_TARGET_ARCH</span> <a name="line-77"></a><span class='hs-definition'>targetVirtualRegSqueeze</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SPARC</span><span class='hs-varop'>.</span><span class='hs-varid'>virtualRegSqueeze</span> <a name="line-78"></a><span class='hs-definition'>targetRealRegSqueeze</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SPARC</span><span class='hs-varop'>.</span><span class='hs-varid'>realRegSqueeze</span> <a name="line-79"></a><span class='hs-definition'>targetClassOfRealReg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SPARC</span><span class='hs-varop'>.</span><span class='hs-varid'>classOfRealReg</span> <a name="line-80"></a><span class='hs-definition'>targetWordSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>intSize</span> <span class='hs-varid'>wordWidth</span> <a name="line-81"></a><span class='hs-definition'>targetMkVirtualReg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SPARC</span><span class='hs-varop'>.</span><span class='hs-varid'>mkVirtualReg</span> <a name="line-82"></a><span class='hs-definition'>targetRegDotColor</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SPARC</span><span class='hs-varop'>.</span><span class='hs-varid'>regDotColor</span> <a name="line-83"></a> <a name="line-84"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-85"></a><span class='hs-cpp'>#else</span> <a name="line-86"></a><span class='hs-cpp'>#error "RegAlloc.Graph.TargetReg: not defined"</span> <a name="line-87"></a><span class='hs-cpp'>#endif</span> <a name="line-88"></a> <a name="line-89"></a> <a name="line-90"></a><a name="targetClassOfReg"></a><span class='hs-definition'>targetClassOfReg</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Reg</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>RegClass</span> <a name="line-91"></a><span class='hs-definition'>targetClassOfReg</span> <span class='hs-varid'>reg</span> <a name="line-92"></a> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>reg</span> <span class='hs-keyword'>of</span> <a name="line-93"></a> <span class='hs-conid'>RegVirtual</span> <span class='hs-varid'>vr</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>classOfVirtualReg</span> <span class='hs-varid'>vr</span> <a name="line-94"></a> <span class='hs-conid'>RegReal</span> <span class='hs-varid'>rr</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>targetClassOfRealReg</span> <span class='hs-varid'>rr</span> <a name="line-95"></a> <a name="line-96"></a> </pre></body> </html>
