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</script></head><body><div id="package-header"><ul class="links" id="page-menu"><li><a href="src/Data-Primitive-Types.html">Source</a></li><li><a href="index.html">Contents</a></li><li><a href="doc-index.html">Index</a></li></ul><p class="caption">primitive-0.5.0.1: Primitive memory-related operations</p></div><div id="content"><div id="module-header"><table class="info"><tr><th>Portability</th><td>non-portable</td></tr><tr><th>Maintainer</th><td>Roman Leshchinskiy <rl@cse.unsw.edu.au></td></tr><tr><th>Safe Haskell</th><td>None</td></tr></table><p class="caption">Data.Primitive.Types</p></div><div id="description"><p class="caption">Description</p><div class="doc"><p>Basic types and classes for primitive array operations
</p></div></div><div id="synopsis"><p id="control.syn" class="caption expander" onclick="toggleSection('syn')">Synopsis</p><ul id="section.syn" class="hide" onclick="toggleSection('syn')"><li class="src short"><span class="keyword">class</span> <a href="#t:Prim">Prim</a> a <span class="keyword">where</span><ul class="subs"><li><a href="#v:sizeOf-35-">sizeOf#</a> :: a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a></li><li><a href="#v:alignment-35-">alignment#</a> :: a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a></li><li><a href="#v:indexByteArray-35-">indexByteArray#</a> :: <a href="Data-Primitive-ByteArray.html#t:ByteArray-35-">ByteArray#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a</li><li><a href="#v:readByteArray-35-">readByteArray#</a> :: <a href="Data-Primitive-ByteArray.html#t:MutableByteArray-35-">MutableByteArray#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> (#<a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s, a#)</li><li><a href="#v:writeByteArray-35-">writeByteArray#</a> :: <a href="Data-Primitive-ByteArray.html#t:MutableByteArray-35-">MutableByteArray#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s</li><li><a href="#v:setByteArray-35-">setByteArray#</a> :: <a href="Data-Primitive-ByteArray.html#t:MutableByteArray-35-">MutableByteArray#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s</li><li><a href="#v:indexOffAddr-35-">indexOffAddr#</a> :: <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a</li><li><a href="#v:readOffAddr-35-">readOffAddr#</a> :: <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> (#<a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s, a#)</li><li><a href="#v:writeOffAddr-35-">writeOffAddr#</a> :: <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s</li><li><a href="#v:setOffAddr-35-">setOffAddr#</a> :: <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s</li></ul></li><li class="src short"><span class="keyword">data</span> <a href="#t:Addr">Addr</a> = <a href="#v:Addr">Addr</a> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a></li></ul></div><div id="interface"><h1>Documentation</h1><div class="top"><p class="src"><span class="keyword">class</span> <a name="t:Prim" class="def">Prim</a> a <span class="keyword">where</span><a href="src/Data-Primitive-Types.html#Prim" class="link">Source</a></p><div class="doc"><p>Class of types supporting primitive array operations
</p></div><div class="subs methods"><p class="caption">Methods</p><p class="src"><a name="v:sizeOf-35-" class="def">sizeOf#</a> :: a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a><a href="src/Data-Primitive-Types.html#sizeOf%23" class="link">Source</a></p><div class="doc"><p>Size of values of type <code>a</code>. The argument is not used.
</p></div><p class="src"><a name="v:alignment-35-" class="def">alignment#</a> :: a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a><a href="src/Data-Primitive-Types.html#alignment%23" class="link">Source</a></p><div class="doc"><p>Alignment of values of type <code>a</code>. The argument is not used.
</p></div><p class="src"><a name="v:indexByteArray-35-" class="def">indexByteArray#</a> :: <a href="Data-Primitive-ByteArray.html#t:ByteArray-35-">ByteArray#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a<a href="src/Data-Primitive-Types.html#indexByteArray%23" class="link">Source</a></p><div class="doc"><p>Read a value from the array. The offset is in elements of type
<code>a</code> rather than in bytes.
</p></div><p class="src"><a name="v:readByteArray-35-" class="def">readByteArray#</a> :: <a href="Data-Primitive-ByteArray.html#t:MutableByteArray-35-">MutableByteArray#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> (#<a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s, a#)<a href="src/Data-Primitive-Types.html#readByteArray%23" class="link">Source</a></p><div class="doc"><p>Read a value from the mutable array. The offset is in elements of type
<code>a</code> rather than in bytes.
</p></div><p class="src"><a name="v:writeByteArray-35-" class="def">writeByteArray#</a> :: <a href="Data-Primitive-ByteArray.html#t:MutableByteArray-35-">MutableByteArray#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s<a href="src/Data-Primitive-Types.html#writeByteArray%23" class="link">Source</a></p><div class="doc"><p>Write a value to the mutable array. The offset is in elements of type
<code>a</code> rather than in bytes.
</p></div><p class="src"><a name="v:setByteArray-35-" class="def">setByteArray#</a> :: <a href="Data-Primitive-ByteArray.html#t:MutableByteArray-35-">MutableByteArray#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s<a href="src/Data-Primitive-Types.html#setByteArray%23" class="link">Source</a></p><div class="doc"><p>Fill a slice of the mutable array with a value. The offset and length
of the chunk are in elements of type <code>a</code> rather than in bytes.
</p></div><p class="src"><a name="v:indexOffAddr-35-" class="def">indexOffAddr#</a> :: <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a<a href="src/Data-Primitive-Types.html#indexOffAddr%23" class="link">Source</a></p><div class="doc"><p>Read a value from a memory position given by an address and an offset.
The memory block the address refers to must be immutable. The offset is in
elements of type <code>a</code> rather than in bytes.
</p></div><p class="src"><a name="v:readOffAddr-35-" class="def">readOffAddr#</a> :: <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> (#<a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s, a#)<a href="src/Data-Primitive-Types.html#readOffAddr%23" class="link">Source</a></p><div class="doc"><p>Read a value from a memory position given by an address and an offset.
The offset is in elements of type <code>a</code> rather than in bytes.
</p></div><p class="src"><a name="v:writeOffAddr-35-" class="def">writeOffAddr#</a> :: <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s<a href="src/Data-Primitive-Types.html#writeOffAddr%23" class="link">Source</a></p><div class="doc"><p>Write a value to a memory position given by an address and an offset.
The offset is in elements of type <code>a</code> rather than in bytes.
</p></div><p class="src"><a name="v:setOffAddr-35-" class="def">setOffAddr#</a> :: <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Int-35-">Int#</a> -> a -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s -> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:State-35-">State#</a> s<a href="src/Data-Primitive-Types.html#setOffAddr%23" class="link">Source</a></p><div class="doc"><p>Fill a memory block given by an address, an offset and a length.
The offset and length are in elements of type <code>a</code> rather than in bytes.
</p></div></div><div class="subs instances"><p id="control.i:Prim" class="caption collapser" onclick="toggleSection('i:Prim')">Instances</p><div id="section.i:Prim" class="show"><table><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Char.html#t:Char">Char</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Prelude.html#t:Double">Double</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Prelude.html#t:Float">Float</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Int.html#t:Int">Int</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Int.html#t:Int8">Int8</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Int.html#t:Int16">Int16</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Int.html#t:Int32">Int32</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Int.html#t:Int64">Int64</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Word.html#t:Word">Word</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Word.html#t:Word8">Word8</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Word.html#t:Word16">Word16</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Word.html#t:Word32">Word32</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Word.html#t:Word64">Word64</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="Data-Primitive-Types.html#t:Addr">Addr</a></td><td class="doc empty"> </td></tr></table></div></div></div><div class="top"><p class="src"><span class="keyword">data</span> <a name="t:Addr" class="def">Addr</a> <a href="src/Data-Primitive-Types.html#Addr" class="link">Source</a></p><div class="doc"><p>A machine address
</p></div><div class="subs constructors"><p class="caption">Constructors</p><table><tr><td class="src"><a name="v:Addr" class="def">Addr</a> <a href="/usr/share/doc/ghc-doc/html/libraries/ghc-prim-0.3.0.0/GHC-Prim.html#t:Addr-35-">Addr#</a></td><td class="doc empty"> </td></tr></table></div><div class="subs instances"><p id="control.i:Addr" class="caption collapser" onclick="toggleSection('i:Addr')">Instances</p><div id="section.i:Addr" class="show"><table><tr><td class="src"><a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Eq.html#t:Eq">Eq</a> <a href="Data-Primitive-Types.html#t:Addr">Addr</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Data.html#t:Data">Data</a> <a href="Data-Primitive-Types.html#t:Addr">Addr</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Ord.html#t:Ord">Ord</a> <a href="Data-Primitive-Types.html#t:Addr">Addr</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="/usr/share/doc/ghc-doc/html/libraries/base-4.6.0.1/Data-Typeable-Internal.html#t:Typeable">Typeable</a> <a href="Data-Primitive-Types.html#t:Addr">Addr</a></td><td class="doc empty"> </td></tr><tr><td class="src"><a href="Data-Primitive-Types.html#t:Prim">Prim</a> <a href="Data-Primitive-Types.html#t:Addr">Addr</a></td><td class="doc empty"> </td></tr></table></div></div></div></div></div><div id="footer"><p>Produced by <a href="http://www.haskell.org/haddock/">Haddock</a> version 2.13.2</p></div></body></html>
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