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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE CPP, DeriveDataTypeable, MultiParamTypeClasses, FlexibleInstances, BangPatterns, TypeFamilies #-}</span>
<a name="line-2"></a>
<a name="line-3"></a><span class='hs-comment'>-- |</span>
<a name="line-4"></a><span class='hs-comment'>-- Module : Data.Vector.Mutable</span>
<a name="line-5"></a><span class='hs-comment'>-- Copyright : (c) Roman Leshchinskiy 2008-2010</span>
<a name="line-6"></a><span class='hs-comment'>-- License : BSD-style</span>
<a name="line-7"></a><span class='hs-comment'>--</span>
<a name="line-8"></a><span class='hs-comment'>-- Maintainer : Roman Leshchinskiy <rl@cse.unsw.edu.au></span>
<a name="line-9"></a><span class='hs-comment'>-- Stability : experimental</span>
<a name="line-10"></a><span class='hs-comment'>-- Portability : non-portable</span>
<a name="line-11"></a><span class='hs-comment'>--</span>
<a name="line-12"></a><span class='hs-comment'>-- Mutable boxed vectors.</span>
<a name="line-13"></a><span class='hs-comment'>--</span>
<a name="line-14"></a>
<a name="line-15"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Vector</span><span class='hs-varop'>.</span><span class='hs-conid'>Mutable</span> <span class='hs-layout'>(</span>
<a name="line-16"></a> <span class='hs-comment'>-- * Mutable boxed vectors</span>
<a name="line-17"></a> <span class='hs-conid'>MVector</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>IOVector</span><span class='hs-layout'>,</span> <span class='hs-conid'>STVector</span><span class='hs-layout'>,</span>
<a name="line-18"></a>
<a name="line-19"></a> <span class='hs-comment'>-- * Accessors</span>
<a name="line-20"></a>
<a name="line-21"></a> <span class='hs-comment'>-- ** Length information</span>
<a name="line-22"></a> <span class='hs-varid'>length</span><span class='hs-layout'>,</span> <span class='hs-varid'>null</span><span class='hs-layout'>,</span>
<a name="line-23"></a>
<a name="line-24"></a> <span class='hs-comment'>-- ** Extracting subvectors</span>
<a name="line-25"></a> <span class='hs-varid'>slice</span><span class='hs-layout'>,</span> <span class='hs-varid'>init</span><span class='hs-layout'>,</span> <span class='hs-varid'>tail</span><span class='hs-layout'>,</span> <span class='hs-varid'>take</span><span class='hs-layout'>,</span> <span class='hs-varid'>drop</span><span class='hs-layout'>,</span> <span class='hs-varid'>splitAt</span><span class='hs-layout'>,</span>
<a name="line-26"></a> <span class='hs-varid'>unsafeSlice</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeInit</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeTail</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeTake</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeDrop</span><span class='hs-layout'>,</span>
<a name="line-27"></a>
<a name="line-28"></a> <span class='hs-comment'>-- ** Overlapping</span>
<a name="line-29"></a> <span class='hs-varid'>overlaps</span><span class='hs-layout'>,</span>
<a name="line-30"></a>
<a name="line-31"></a> <span class='hs-comment'>-- * Construction</span>
<a name="line-32"></a>
<a name="line-33"></a> <span class='hs-comment'>-- ** Initialisation</span>
<a name="line-34"></a> <span class='hs-varid'>new</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeNew</span><span class='hs-layout'>,</span> <span class='hs-varid'>replicate</span><span class='hs-layout'>,</span> <span class='hs-varid'>replicateM</span><span class='hs-layout'>,</span> <span class='hs-varid'>clone</span><span class='hs-layout'>,</span>
<a name="line-35"></a>
<a name="line-36"></a> <span class='hs-comment'>-- ** Growing</span>
<a name="line-37"></a> <span class='hs-varid'>grow</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeGrow</span><span class='hs-layout'>,</span>
<a name="line-38"></a>
<a name="line-39"></a> <span class='hs-comment'>-- ** Restricting memory usage</span>
<a name="line-40"></a> <span class='hs-varid'>clear</span><span class='hs-layout'>,</span>
<a name="line-41"></a>
<a name="line-42"></a> <span class='hs-comment'>-- * Accessing individual elements</span>
<a name="line-43"></a> <span class='hs-varid'>read</span><span class='hs-layout'>,</span> <span class='hs-varid'>write</span><span class='hs-layout'>,</span> <span class='hs-varid'>modify</span><span class='hs-layout'>,</span> <span class='hs-varid'>swap</span><span class='hs-layout'>,</span>
<a name="line-44"></a> <span class='hs-varid'>unsafeRead</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeWrite</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeModify</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeSwap</span><span class='hs-layout'>,</span>
<a name="line-45"></a>
<a name="line-46"></a> <span class='hs-comment'>-- * Modifying vectors</span>
<a name="line-47"></a> <span class='hs-varid'>nextPermutation</span><span class='hs-layout'>,</span>
<a name="line-48"></a>
<a name="line-49"></a> <span class='hs-comment'>-- ** Filling and copying</span>
<a name="line-50"></a> <span class='hs-varid'>set</span><span class='hs-layout'>,</span> <span class='hs-varid'>copy</span><span class='hs-layout'>,</span> <span class='hs-varid'>move</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeCopy</span><span class='hs-layout'>,</span> <span class='hs-varid'>unsafeMove</span>
<a name="line-51"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-52"></a>
<a name="line-53"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span> <span class='hs-layout'>(</span><span class='hs-varid'>when</span><span class='hs-layout'>)</span>
<a name="line-54"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Vector</span><span class='hs-varop'>.</span><span class='hs-conid'>Generic</span><span class='hs-varop'>.</span><span class='hs-conid'>Mutable</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>G</span>
<a name="line-55"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Primitive</span><span class='hs-varop'>.</span><span class='hs-conid'>Array</span>
<a name="line-56"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>Primitive</span>
<a name="line-57"></a>
<a name="line-58"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Prelude</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span> <span class='hs-varid'>length</span><span class='hs-layout'>,</span> <span class='hs-varid'>null</span><span class='hs-layout'>,</span> <span class='hs-varid'>replicate</span><span class='hs-layout'>,</span> <span class='hs-varid'>reverse</span><span class='hs-layout'>,</span> <span class='hs-varid'>read</span><span class='hs-layout'>,</span>
<a name="line-59"></a> <span class='hs-varid'>take</span><span class='hs-layout'>,</span> <span class='hs-varid'>drop</span><span class='hs-layout'>,</span> <span class='hs-varid'>splitAt</span><span class='hs-layout'>,</span> <span class='hs-varid'>init</span><span class='hs-layout'>,</span> <span class='hs-varid'>tail</span> <span class='hs-layout'>)</span>
<a name="line-60"></a>
<a name="line-61"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Typeable</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Typeable</span> <span class='hs-layout'>)</span>
<a name="line-62"></a>
<a name="line-63"></a><span class='hs-cpp'>#include "vector.h"</span>
<a name="line-64"></a>
<a name="line-65"></a><a name="MVector"></a><span class='hs-comment'>-- | Mutable boxed vectors keyed on the monad they live in ('IO' or @'ST' s@).</span>
<a name="line-66"></a><a name="MVector"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>MVector</span> <span class='hs-comment'>{-# UNPACK #-}</span> <span class='hs-varop'>!</span><span class='hs-conid'>Int</span>
<a name="line-67"></a> <span class='hs-comment'>{-# UNPACK #-}</span> <span class='hs-varop'>!</span><span class='hs-conid'>Int</span>
<a name="line-68"></a> <span class='hs-comment'>{-# UNPACK #-}</span> <span class='hs-varop'>!</span><span class='hs-layout'>(</span><span class='hs-conid'>MutableArray</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-69"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Typeable</span> <span class='hs-layout'>)</span>
<a name="line-70"></a>
<a name="line-71"></a><a name="IOVector"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>IOVector</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>MVector</span> <span class='hs-conid'>RealWorld</span>
<a name="line-72"></a><a name="STVector"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>STVector</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span>
<a name="line-73"></a>
<a name="line-74"></a><span class='hs-comment'>-- NOTE: This seems unsafe, see <a href="http://trac.haskell.org/vector/ticket/54">http://trac.haskell.org/vector/ticket/54</a></span>
<a name="line-75"></a><span class='hs-comment'>{-
<a name="line-76"></a>instance NFData a => NFData (MVector s a) where
<a name="line-77"></a> rnf (MVector i n arr) = unsafeInlineST $ force i
<a name="line-78"></a> where
<a name="line-79"></a> force !ix | ix < n = do x <- readArray arr ix
<a name="line-80"></a> rnf x `seq` force (ix+1)
<a name="line-81"></a> | otherwise = return ()
<a name="line-82"></a>-}</span>
<a name="line-83"></a>
<a name="line-84"></a><a name="instance%20G.MVector%20MVector%20a"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-conid'>MVector</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>a</span> <span class='hs-keyword'>where</span>
<a name="line-85"></a> <span class='hs-comment'>{-# INLINE basicLength #-}</span>
<a name="line-86"></a> <span class='hs-varid'>basicLength</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>n</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>n</span>
<a name="line-87"></a>
<a name="line-88"></a> <span class='hs-comment'>{-# INLINE basicUnsafeSlice #-}</span>
<a name="line-89"></a> <span class='hs-varid'>basicUnsafeSlice</span> <span class='hs-varid'>j</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>i</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>arr</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-varop'>+</span><span class='hs-varid'>j</span><span class='hs-layout'>)</span> <span class='hs-varid'>m</span> <span class='hs-varid'>arr</span>
<a name="line-90"></a>
<a name="line-91"></a> <span class='hs-comment'>{-# INLINE basicOverlaps #-}</span>
<a name="line-92"></a> <span class='hs-varid'>basicOverlaps</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>i</span> <span class='hs-varid'>m</span> <span class='hs-varid'>arr1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>j</span> <span class='hs-varid'>n</span> <span class='hs-varid'>arr2</span><span class='hs-layout'>)</span>
<a name="line-93"></a> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>sameMutableArray</span> <span class='hs-varid'>arr1</span> <span class='hs-varid'>arr2</span>
<a name="line-94"></a> <span class='hs-varop'>&&</span> <span class='hs-layout'>(</span><span class='hs-varid'>between</span> <span class='hs-varid'>i</span> <span class='hs-varid'>j</span> <span class='hs-layout'>(</span><span class='hs-varid'>j</span><span class='hs-varop'>+</span><span class='hs-varid'>n</span><span class='hs-layout'>)</span> <span class='hs-varop'>||</span> <span class='hs-varid'>between</span> <span class='hs-varid'>j</span> <span class='hs-varid'>i</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-varop'>+</span><span class='hs-varid'>m</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-95"></a> <span class='hs-keyword'>where</span>
<a name="line-96"></a> <span class='hs-varid'>between</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>z</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>y</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>x</span> <span class='hs-varop'><</span> <span class='hs-varid'>z</span>
<a name="line-97"></a>
<a name="line-98"></a> <span class='hs-comment'>{-# INLINE basicUnsafeNew #-}</span>
<a name="line-99"></a> <span class='hs-varid'>basicUnsafeNew</span> <span class='hs-varid'>n</span>
<a name="line-100"></a> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-101"></a> <span class='hs-varid'>arr</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>newArray</span> <span class='hs-varid'>n</span> <span class='hs-varid'>uninitialised</span>
<a name="line-102"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-num'>0</span> <span class='hs-varid'>n</span> <span class='hs-varid'>arr</span><span class='hs-layout'>)</span>
<a name="line-103"></a>
<a name="line-104"></a> <span class='hs-comment'>{-# INLINE basicInitialize #-}</span>
<a name="line-105"></a> <span class='hs-comment'>-- initialization is unnecessary for boxed vectors</span>
<a name="line-106"></a> <span class='hs-varid'>basicInitialize</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-107"></a>
<a name="line-108"></a> <span class='hs-comment'>{-# INLINE basicUnsafeReplicate #-}</span>
<a name="line-109"></a> <span class='hs-varid'>basicUnsafeReplicate</span> <span class='hs-varid'>n</span> <span class='hs-varid'>x</span>
<a name="line-110"></a> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-111"></a> <span class='hs-varid'>arr</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>newArray</span> <span class='hs-varid'>n</span> <span class='hs-varid'>x</span>
<a name="line-112"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-num'>0</span> <span class='hs-varid'>n</span> <span class='hs-varid'>arr</span><span class='hs-layout'>)</span>
<a name="line-113"></a>
<a name="line-114"></a> <span class='hs-comment'>{-# INLINE basicUnsafeRead #-}</span>
<a name="line-115"></a> <span class='hs-varid'>basicUnsafeRead</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>i</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>arr</span><span class='hs-layout'>)</span> <span class='hs-varid'>j</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-varop'>+</span><span class='hs-varid'>j</span><span class='hs-layout'>)</span>
<a name="line-116"></a>
<a name="line-117"></a> <span class='hs-comment'>{-# INLINE basicUnsafeWrite #-}</span>
<a name="line-118"></a> <span class='hs-varid'>basicUnsafeWrite</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>i</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>arr</span><span class='hs-layout'>)</span> <span class='hs-varid'>j</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-varop'>+</span><span class='hs-varid'>j</span><span class='hs-layout'>)</span> <span class='hs-varid'>x</span>
<a name="line-119"></a>
<a name="line-120"></a> <span class='hs-comment'>{-# INLINE basicUnsafeCopy #-}</span>
<a name="line-121"></a> <span class='hs-varid'>basicUnsafeCopy</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>i</span> <span class='hs-varid'>n</span> <span class='hs-varid'>dst</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>j</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>src</span><span class='hs-layout'>)</span>
<a name="line-122"></a> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>copyMutableArray</span> <span class='hs-varid'>dst</span> <span class='hs-varid'>i</span> <span class='hs-varid'>src</span> <span class='hs-varid'>j</span> <span class='hs-varid'>n</span>
<a name="line-123"></a>
<a name="line-124"></a> <span class='hs-varid'>basicUnsafeMove</span> <span class='hs-varid'>dst</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>iDst</span> <span class='hs-varid'>n</span> <span class='hs-varid'>arrDst</span><span class='hs-layout'>)</span> <span class='hs-varid'>src</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>iSrc</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>arrSrc</span><span class='hs-layout'>)</span>
<a name="line-125"></a> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>n</span> <span class='hs-keyword'>of</span>
<a name="line-126"></a> <span class='hs-num'>0</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-127"></a> <span class='hs-num'>1</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arrSrc</span> <span class='hs-varid'>iSrc</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>arrDst</span> <span class='hs-varid'>iDst</span>
<a name="line-128"></a> <span class='hs-num'>2</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-129"></a> <span class='hs-varid'>x</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arrSrc</span> <span class='hs-varid'>iSrc</span>
<a name="line-130"></a> <span class='hs-varid'>y</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arrSrc</span> <span class='hs-layout'>(</span><span class='hs-varid'>iSrc</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span>
<a name="line-131"></a> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>arrDst</span> <span class='hs-varid'>iDst</span> <span class='hs-varid'>x</span>
<a name="line-132"></a> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>arrDst</span> <span class='hs-layout'>(</span><span class='hs-varid'>iDst</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-varid'>y</span>
<a name="line-133"></a> <span class='hs-keyword'>_</span>
<a name="line-134"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>overlaps</span> <span class='hs-varid'>dst</span> <span class='hs-varid'>src</span>
<a name="line-135"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>case</span> <span class='hs-varid'>compare</span> <span class='hs-varid'>iDst</span> <span class='hs-varid'>iSrc</span> <span class='hs-keyword'>of</span>
<a name="line-136"></a> <span class='hs-conid'>LT</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>moveBackwards</span> <span class='hs-varid'>arrDst</span> <span class='hs-varid'>iDst</span> <span class='hs-varid'>iSrc</span> <span class='hs-varid'>n</span>
<a name="line-137"></a> <span class='hs-conid'>EQ</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-138"></a> <span class='hs-conid'>GT</span> <span class='hs-keyglyph'>|</span> <span class='hs-layout'>(</span><span class='hs-varid'>iDst</span> <span class='hs-comment'>-</span> <span class='hs-varid'>iSrc</span><span class='hs-layout'>)</span> <span class='hs-varop'>*</span> <span class='hs-num'>2</span> <span class='hs-varop'><</span> <span class='hs-varid'>n</span>
<a name="line-139"></a> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>moveForwardsLargeOverlap</span> <span class='hs-varid'>arrDst</span> <span class='hs-varid'>iDst</span> <span class='hs-varid'>iSrc</span> <span class='hs-varid'>n</span>
<a name="line-140"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span>
<a name="line-141"></a> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>moveForwardsSmallOverlap</span> <span class='hs-varid'>arrDst</span> <span class='hs-varid'>iDst</span> <span class='hs-varid'>iSrc</span> <span class='hs-varid'>n</span>
<a name="line-142"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>basicUnsafeCopy</span> <span class='hs-varid'>dst</span> <span class='hs-varid'>src</span>
<a name="line-143"></a>
<a name="line-144"></a> <span class='hs-comment'>{-# INLINE basicClear #-}</span>
<a name="line-145"></a> <span class='hs-varid'>basicClear</span> <span class='hs-varid'>v</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>set</span> <span class='hs-varid'>v</span> <span class='hs-varid'>uninitialised</span>
<a name="line-146"></a>
<a name="line-147"></a><a name="moveBackwards"></a><span class='hs-comment'>{-# INLINE moveBackwards #-}</span>
<a name="line-148"></a><span class='hs-definition'>moveBackwards</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MutableArray</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-149"></a><a name="!"></a><span class='hs-definition'>moveBackwards</span> <span class='hs-varop'>!</span><span class='hs-varid'>arr</span> <span class='hs-varop'>!</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>!</span><span class='hs-varid'>srcOff</span> <span class='hs-varop'>!</span><span class='hs-varid'>len</span> <span class='hs-keyglyph'>=</span>
<a name="line-150"></a> <span class='hs-conid'>INTERNAL_CHECK</span><span class='hs-layout'>(</span><span class='hs-varid'>check</span><span class='hs-layout'>)</span> <span class='hs-str'>"moveBackwards"</span> <span class='hs-str'>"not a backwards move"</span> <span class='hs-layout'>(</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'><</span> <span class='hs-varid'>srcOff</span><span class='hs-layout'>)</span>
<a name="line-151"></a> <span class='hs-varop'>$</span> <span class='hs-varid'>loopM</span> <span class='hs-varid'>len</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>srcOff</span> <span class='hs-varop'>+</span> <span class='hs-varid'>i</span><span class='hs-layout'>)</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>+</span> <span class='hs-varid'>i</span><span class='hs-layout'>)</span>
<a name="line-152"></a>
<a name="line-153"></a><a name="moveForwardsSmallOverlap"></a><span class='hs-comment'>{-# INLINE moveForwardsSmallOverlap #-}</span>
<a name="line-154"></a><span class='hs-comment'>-- Performs a move when dstOff > srcOff, optimized for when the overlap of the intervals is small.</span>
<a name="line-155"></a><span class='hs-definition'>moveForwardsSmallOverlap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MutableArray</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-156"></a><span class='hs-definition'>moveForwardsSmallOverlap</span> <span class='hs-varop'>!</span><span class='hs-varid'>arr</span> <span class='hs-varop'>!</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>!</span><span class='hs-varid'>srcOff</span> <span class='hs-varop'>!</span><span class='hs-varid'>len</span> <span class='hs-keyglyph'>=</span>
<a name="line-157"></a> <span class='hs-conid'>INTERNAL_CHECK</span><span class='hs-layout'>(</span><span class='hs-varid'>check</span><span class='hs-layout'>)</span> <span class='hs-str'>"moveForwardsSmallOverlap"</span> <span class='hs-str'>"not a forward move"</span> <span class='hs-layout'>(</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>></span> <span class='hs-varid'>srcOff</span><span class='hs-layout'>)</span>
<a name="line-158"></a> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-159"></a> <span class='hs-varid'>tmp</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>newArray</span> <span class='hs-varid'>overlap</span> <span class='hs-varid'>uninitialised</span>
<a name="line-160"></a> <span class='hs-varid'>loopM</span> <span class='hs-varid'>overlap</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>+</span> <span class='hs-varid'>i</span><span class='hs-layout'>)</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>tmp</span> <span class='hs-varid'>i</span>
<a name="line-161"></a> <span class='hs-varid'>loopM</span> <span class='hs-varid'>nonOverlap</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>srcOff</span> <span class='hs-varop'>+</span> <span class='hs-varid'>i</span><span class='hs-layout'>)</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>+</span> <span class='hs-varid'>i</span><span class='hs-layout'>)</span>
<a name="line-162"></a> <span class='hs-varid'>loopM</span> <span class='hs-varid'>overlap</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>tmp</span> <span class='hs-varid'>i</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>+</span> <span class='hs-varid'>nonOverlap</span> <span class='hs-varop'>+</span> <span class='hs-varid'>i</span><span class='hs-layout'>)</span>
<a name="line-163"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>nonOverlap</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dstOff</span> <span class='hs-comment'>-</span> <span class='hs-varid'>srcOff</span><span class='hs-layout'>;</span> <span class='hs-varid'>overlap</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>len</span> <span class='hs-comment'>-</span> <span class='hs-varid'>nonOverlap</span>
<a name="line-164"></a>
<a name="line-165"></a><a name="moveForwardsLargeOverlap"></a><span class='hs-comment'>-- Performs a move when dstOff > srcOff, optimized for when the overlap of the intervals is large.</span>
<a name="line-166"></a><span class='hs-definition'>moveForwardsLargeOverlap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MutableArray</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-167"></a><span class='hs-definition'>moveForwardsLargeOverlap</span> <span class='hs-varop'>!</span><span class='hs-varid'>arr</span> <span class='hs-varop'>!</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>!</span><span class='hs-varid'>srcOff</span> <span class='hs-varop'>!</span><span class='hs-varid'>len</span> <span class='hs-keyglyph'>=</span>
<a name="line-168"></a> <span class='hs-conid'>INTERNAL_CHECK</span><span class='hs-layout'>(</span><span class='hs-varid'>check</span><span class='hs-layout'>)</span> <span class='hs-str'>"moveForwardsLargeOverlap"</span> <span class='hs-str'>"not a forward move"</span> <span class='hs-layout'>(</span><span class='hs-varid'>dstOff</span> <span class='hs-varop'>></span> <span class='hs-varid'>srcOff</span><span class='hs-layout'>)</span>
<a name="line-169"></a> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-170"></a> <span class='hs-varid'>queue</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>newArray</span> <span class='hs-varid'>nonOverlap</span> <span class='hs-varid'>uninitialised</span>
<a name="line-171"></a> <span class='hs-varid'>loopM</span> <span class='hs-varid'>nonOverlap</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arr</span> <span class='hs-layout'>(</span><span class='hs-varid'>srcOff</span> <span class='hs-varop'>+</span> <span class='hs-varid'>i</span><span class='hs-layout'>)</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>queue</span> <span class='hs-varid'>i</span>
<a name="line-172"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>mov</span> <span class='hs-varop'>!</span><span class='hs-varid'>i</span> <span class='hs-varop'>!</span><span class='hs-varid'>qTop</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>when</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span> <span class='hs-varop'><</span> <span class='hs-varid'>dstOff</span> <span class='hs-varop'>+</span> <span class='hs-varid'>len</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-173"></a> <span class='hs-varid'>x</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>arr</span> <span class='hs-varid'>i</span>
<a name="line-174"></a> <span class='hs-varid'>y</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>readArray</span> <span class='hs-varid'>queue</span> <span class='hs-varid'>qTop</span>
<a name="line-175"></a> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>arr</span> <span class='hs-varid'>i</span> <span class='hs-varid'>y</span>
<a name="line-176"></a> <span class='hs-varid'>writeArray</span> <span class='hs-varid'>queue</span> <span class='hs-varid'>qTop</span> <span class='hs-varid'>x</span>
<a name="line-177"></a> <span class='hs-varid'>mov</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-varop'>+</span><span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>qTop</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>nonOverlap</span> <span class='hs-keyword'>then</span> <span class='hs-num'>0</span> <span class='hs-keyword'>else</span> <span class='hs-varid'>qTop</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span>
<a name="line-178"></a> <span class='hs-varid'>mov</span> <span class='hs-varid'>dstOff</span> <span class='hs-num'>0</span>
<a name="line-179"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>nonOverlap</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dstOff</span> <span class='hs-comment'>-</span> <span class='hs-varid'>srcOff</span>
<a name="line-180"></a>
<a name="line-181"></a><a name="loopM"></a><span class='hs-comment'>{-# INLINE loopM #-}</span>
<a name="line-182"></a><span class='hs-definition'>loopM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-183"></a><span class='hs-definition'>loopM</span> <span class='hs-varop'>!</span><span class='hs-varid'>n</span> <span class='hs-varid'>k</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span>
<a name="line-184"></a> <span class='hs-varid'>go</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>when</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span> <span class='hs-varop'><</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>k</span> <span class='hs-varid'>i</span> <span class='hs-varop'>>></span> <span class='hs-varid'>go</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-varop'>+</span><span class='hs-num'>1</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-185"></a> <span class='hs-keyword'>in</span> <span class='hs-varid'>go</span> <span class='hs-num'>0</span>
<a name="line-186"></a>
<a name="line-187"></a><a name="uninitialised"></a><span class='hs-definition'>uninitialised</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>a</span>
<a name="line-188"></a><span class='hs-definition'>uninitialised</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-str'>"Data.Vector.Mutable: uninitialised element"</span>
<a name="line-189"></a>
<a name="line-190"></a><span class='hs-comment'>-- Length information</span>
<a name="line-191"></a><span class='hs-comment'>-- ------------------</span>
<a name="line-192"></a>
<a name="line-193"></a><a name="length"></a><span class='hs-comment'>-- | Length of the mutable vector.</span>
<a name="line-194"></a><span class='hs-definition'>length</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span>
<a name="line-195"></a><span class='hs-comment'>{-# INLINE length #-}</span>
<a name="line-196"></a><span class='hs-definition'>length</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span>
<a name="line-197"></a>
<a name="line-198"></a><a name="null"></a><span class='hs-comment'>-- | Check whether the vector is empty</span>
<a name="line-199"></a><span class='hs-definition'>null</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span>
<a name="line-200"></a><span class='hs-comment'>{-# INLINE null #-}</span>
<a name="line-201"></a><span class='hs-definition'>null</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span>
<a name="line-202"></a>
<a name="line-203"></a><span class='hs-comment'>-- Extracting subvectors</span>
<a name="line-204"></a><span class='hs-comment'>-- ---------------------</span>
<a name="line-205"></a>
<a name="line-206"></a><a name="slice"></a><span class='hs-comment'>-- | Yield a part of the mutable vector without copying it.</span>
<a name="line-207"></a><span class='hs-definition'>slice</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-208"></a><span class='hs-comment'>{-# INLINE slice #-}</span>
<a name="line-209"></a><span class='hs-definition'>slice</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>slice</span>
<a name="line-210"></a>
<a name="line-211"></a><a name="take"></a><span class='hs-definition'>take</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-212"></a><span class='hs-comment'>{-# INLINE take #-}</span>
<a name="line-213"></a><span class='hs-definition'>take</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>take</span>
<a name="line-214"></a>
<a name="line-215"></a><a name="drop"></a><span class='hs-definition'>drop</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-216"></a><span class='hs-comment'>{-# INLINE drop #-}</span>
<a name="line-217"></a><span class='hs-definition'>drop</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>drop</span>
<a name="line-218"></a>
<a name="line-219"></a><a name="splitAt"></a><span class='hs-comment'>{-# INLINE splitAt #-}</span>
<a name="line-220"></a><span class='hs-definition'>splitAt</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-221"></a><span class='hs-definition'>splitAt</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>splitAt</span>
<a name="line-222"></a>
<a name="line-223"></a><a name="init"></a><span class='hs-definition'>init</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-224"></a><span class='hs-comment'>{-# INLINE init #-}</span>
<a name="line-225"></a><span class='hs-definition'>init</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>init</span>
<a name="line-226"></a>
<a name="line-227"></a><a name="tail"></a><span class='hs-definition'>tail</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-228"></a><span class='hs-comment'>{-# INLINE tail #-}</span>
<a name="line-229"></a><span class='hs-definition'>tail</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>tail</span>
<a name="line-230"></a>
<a name="line-231"></a><a name="unsafeSlice"></a><span class='hs-comment'>-- | Yield a part of the mutable vector without copying it. No bounds checks</span>
<a name="line-232"></a><span class='hs-comment'>-- are performed.</span>
<a name="line-233"></a><span class='hs-definition'>unsafeSlice</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ starting index</span>
<a name="line-234"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ length of the slice</span>
<a name="line-235"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-236"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-237"></a><span class='hs-comment'>{-# INLINE unsafeSlice #-}</span>
<a name="line-238"></a><span class='hs-definition'>unsafeSlice</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeSlice</span>
<a name="line-239"></a>
<a name="line-240"></a><a name="unsafeTake"></a><span class='hs-definition'>unsafeTake</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-241"></a><span class='hs-comment'>{-# INLINE unsafeTake #-}</span>
<a name="line-242"></a><span class='hs-definition'>unsafeTake</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeTake</span>
<a name="line-243"></a>
<a name="line-244"></a><a name="unsafeDrop"></a><span class='hs-definition'>unsafeDrop</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-245"></a><span class='hs-comment'>{-# INLINE unsafeDrop #-}</span>
<a name="line-246"></a><span class='hs-definition'>unsafeDrop</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeDrop</span>
<a name="line-247"></a>
<a name="line-248"></a><a name="unsafeInit"></a><span class='hs-definition'>unsafeInit</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-249"></a><span class='hs-comment'>{-# INLINE unsafeInit #-}</span>
<a name="line-250"></a><span class='hs-definition'>unsafeInit</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeInit</span>
<a name="line-251"></a>
<a name="line-252"></a><a name="unsafeTail"></a><span class='hs-definition'>unsafeTail</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span>
<a name="line-253"></a><span class='hs-comment'>{-# INLINE unsafeTail #-}</span>
<a name="line-254"></a><span class='hs-definition'>unsafeTail</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeTail</span>
<a name="line-255"></a>
<a name="line-256"></a><span class='hs-comment'>-- Overlapping</span>
<a name="line-257"></a><span class='hs-comment'>-- -----------</span>
<a name="line-258"></a>
<a name="line-259"></a><a name="overlaps"></a><span class='hs-comment'>-- | Check whether two vectors overlap.</span>
<a name="line-260"></a><span class='hs-definition'>overlaps</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-varid'>s</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span>
<a name="line-261"></a><span class='hs-comment'>{-# INLINE overlaps #-}</span>
<a name="line-262"></a><span class='hs-definition'>overlaps</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>overlaps</span>
<a name="line-263"></a>
<a name="line-264"></a><span class='hs-comment'>-- Initialisation</span>
<a name="line-265"></a><span class='hs-comment'>-- --------------</span>
<a name="line-266"></a>
<a name="line-267"></a><a name="new"></a><span class='hs-comment'>-- | Create a mutable vector of the given length.</span>
<a name="line-268"></a><span class='hs-definition'>new</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-269"></a><span class='hs-comment'>{-# INLINE new #-}</span>
<a name="line-270"></a><span class='hs-definition'>new</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>new</span>
<a name="line-271"></a>
<a name="line-272"></a><a name="unsafeNew"></a><span class='hs-comment'>-- | Create a mutable vector of the given length. The memory is not initialized.</span>
<a name="line-273"></a><span class='hs-definition'>unsafeNew</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-274"></a><span class='hs-comment'>{-# INLINE unsafeNew #-}</span>
<a name="line-275"></a><span class='hs-definition'>unsafeNew</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeNew</span>
<a name="line-276"></a>
<a name="line-277"></a><a name="replicate"></a><span class='hs-comment'>-- | Create a mutable vector of the given length (0 if the length is negative)</span>
<a name="line-278"></a><span class='hs-comment'>-- and fill it with an initial value.</span>
<a name="line-279"></a><span class='hs-definition'>replicate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-280"></a><span class='hs-comment'>{-# INLINE replicate #-}</span>
<a name="line-281"></a><span class='hs-definition'>replicate</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>replicate</span>
<a name="line-282"></a>
<a name="line-283"></a><a name="replicateM"></a><span class='hs-comment'>-- | Create a mutable vector of the given length (0 if the length is negative)</span>
<a name="line-284"></a><span class='hs-comment'>-- and fill it with values produced by repeatedly executing the monadic action.</span>
<a name="line-285"></a><span class='hs-definition'>replicateM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-286"></a><span class='hs-comment'>{-# INLINE replicateM #-}</span>
<a name="line-287"></a><span class='hs-definition'>replicateM</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>replicateM</span>
<a name="line-288"></a>
<a name="line-289"></a><a name="clone"></a><span class='hs-comment'>-- | Create a copy of a mutable vector.</span>
<a name="line-290"></a><span class='hs-definition'>clone</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-291"></a><span class='hs-comment'>{-# INLINE clone #-}</span>
<a name="line-292"></a><span class='hs-definition'>clone</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>clone</span>
<a name="line-293"></a>
<a name="line-294"></a><span class='hs-comment'>-- Growing</span>
<a name="line-295"></a><span class='hs-comment'>-- -------</span>
<a name="line-296"></a>
<a name="line-297"></a><a name="grow"></a><span class='hs-comment'>-- | Grow a vector by the given number of elements. The number must be</span>
<a name="line-298"></a><span class='hs-comment'>-- positive.</span>
<a name="line-299"></a><span class='hs-definition'>grow</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span>
<a name="line-300"></a> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-301"></a><span class='hs-comment'>{-# INLINE grow #-}</span>
<a name="line-302"></a><span class='hs-definition'>grow</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>grow</span>
<a name="line-303"></a>
<a name="line-304"></a><a name="unsafeGrow"></a><span class='hs-comment'>-- | Grow a vector by the given number of elements. The number must be</span>
<a name="line-305"></a><span class='hs-comment'>-- positive but this is not checked.</span>
<a name="line-306"></a><span class='hs-definition'>unsafeGrow</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span>
<a name="line-307"></a> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-308"></a><span class='hs-comment'>{-# INLINE unsafeGrow #-}</span>
<a name="line-309"></a><span class='hs-definition'>unsafeGrow</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeGrow</span>
<a name="line-310"></a>
<a name="line-311"></a><span class='hs-comment'>-- Restricting memory usage</span>
<a name="line-312"></a><span class='hs-comment'>-- ------------------------</span>
<a name="line-313"></a>
<a name="line-314"></a><a name="clear"></a><span class='hs-comment'>-- | Reset all elements of the vector to some undefined value, clearing all</span>
<a name="line-315"></a><span class='hs-comment'>-- references to external objects. This is usually a noop for unboxed vectors.</span>
<a name="line-316"></a><span class='hs-definition'>clear</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-317"></a><span class='hs-comment'>{-# INLINE clear #-}</span>
<a name="line-318"></a><span class='hs-definition'>clear</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>clear</span>
<a name="line-319"></a>
<a name="line-320"></a><span class='hs-comment'>-- Accessing individual elements</span>
<a name="line-321"></a><span class='hs-comment'>-- -----------------------------</span>
<a name="line-322"></a>
<a name="line-323"></a><a name="read"></a><span class='hs-comment'>-- | Yield the element at the given position.</span>
<a name="line-324"></a><span class='hs-definition'>read</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-325"></a><span class='hs-comment'>{-# INLINE read #-}</span>
<a name="line-326"></a><span class='hs-definition'>read</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>read</span>
<a name="line-327"></a>
<a name="line-328"></a><a name="write"></a><span class='hs-comment'>-- | Replace the element at the given position.</span>
<a name="line-329"></a><span class='hs-definition'>write</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-330"></a><span class='hs-comment'>{-# INLINE write #-}</span>
<a name="line-331"></a><span class='hs-definition'>write</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>write</span>
<a name="line-332"></a>
<a name="line-333"></a><a name="modify"></a><span class='hs-comment'>-- | Modify the element at the given position.</span>
<a name="line-334"></a><span class='hs-definition'>modify</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</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'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-335"></a><span class='hs-comment'>{-# INLINE modify #-}</span>
<a name="line-336"></a><span class='hs-definition'>modify</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>modify</span>
<a name="line-337"></a>
<a name="line-338"></a><a name="swap"></a><span class='hs-comment'>-- | Swap the elements at the given positions.</span>
<a name="line-339"></a><span class='hs-definition'>swap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-340"></a><span class='hs-comment'>{-# INLINE swap #-}</span>
<a name="line-341"></a><span class='hs-definition'>swap</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>swap</span>
<a name="line-342"></a>
<a name="line-343"></a>
<a name="line-344"></a><a name="unsafeRead"></a><span class='hs-comment'>-- | Yield the element at the given position. No bounds checks are performed.</span>
<a name="line-345"></a><span class='hs-definition'>unsafeRead</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-346"></a><span class='hs-comment'>{-# INLINE unsafeRead #-}</span>
<a name="line-347"></a><span class='hs-definition'>unsafeRead</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeRead</span>
<a name="line-348"></a>
<a name="line-349"></a><a name="unsafeWrite"></a><span class='hs-comment'>-- | Replace the element at the given position. No bounds checks are performed.</span>
<a name="line-350"></a><span class='hs-definition'>unsafeWrite</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-351"></a><span class='hs-comment'>{-# INLINE unsafeWrite #-}</span>
<a name="line-352"></a><span class='hs-definition'>unsafeWrite</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeWrite</span>
<a name="line-353"></a>
<a name="line-354"></a><a name="unsafeModify"></a><span class='hs-comment'>-- | Modify the element at the given position. No bounds checks are performed.</span>
<a name="line-355"></a><span class='hs-definition'>unsafeModify</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</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'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-356"></a><span class='hs-comment'>{-# INLINE unsafeModify #-}</span>
<a name="line-357"></a><span class='hs-definition'>unsafeModify</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeModify</span>
<a name="line-358"></a>
<a name="line-359"></a><a name="unsafeSwap"></a><span class='hs-comment'>-- | Swap the elements at the given positions. No bounds checks are performed.</span>
<a name="line-360"></a><span class='hs-definition'>unsafeSwap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-361"></a><span class='hs-comment'>{-# INLINE unsafeSwap #-}</span>
<a name="line-362"></a><span class='hs-definition'>unsafeSwap</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeSwap</span>
<a name="line-363"></a>
<a name="line-364"></a><span class='hs-comment'>-- Filling and copying</span>
<a name="line-365"></a><span class='hs-comment'>-- -------------------</span>
<a name="line-366"></a>
<a name="line-367"></a><a name="set"></a><span class='hs-comment'>-- | Set all elements of the vector to the given value.</span>
<a name="line-368"></a><span class='hs-definition'>set</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-369"></a><span class='hs-comment'>{-# INLINE set #-}</span>
<a name="line-370"></a><span class='hs-definition'>set</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>set</span>
<a name="line-371"></a>
<a name="line-372"></a><a name="copy"></a><span class='hs-comment'>-- | Copy a vector. The two vectors must have the same length and may not</span>
<a name="line-373"></a><span class='hs-comment'>-- overlap.</span>
<a name="line-374"></a><span class='hs-definition'>copy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span>
<a name="line-375"></a> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-376"></a><span class='hs-comment'>{-# INLINE copy #-}</span>
<a name="line-377"></a><span class='hs-definition'>copy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>copy</span>
<a name="line-378"></a>
<a name="line-379"></a><a name="unsafeCopy"></a><span class='hs-comment'>-- | Copy a vector. The two vectors must have the same length and may not</span>
<a name="line-380"></a><span class='hs-comment'>-- overlap. This is not checked.</span>
<a name="line-381"></a><span class='hs-definition'>unsafeCopy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-comment'>-- ^ target</span>
<a name="line-382"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-comment'>-- ^ source</span>
<a name="line-383"></a> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-384"></a><span class='hs-comment'>{-# INLINE unsafeCopy #-}</span>
<a name="line-385"></a><span class='hs-definition'>unsafeCopy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeCopy</span>
<a name="line-386"></a>
<a name="line-387"></a><a name="move"></a><span class='hs-comment'>-- | Move the contents of a vector. The two vectors must have the same</span>
<a name="line-388"></a><span class='hs-comment'>-- length.</span>
<a name="line-389"></a><span class='hs-comment'>--</span>
<a name="line-390"></a><span class='hs-comment'>-- If the vectors do not overlap, then this is equivalent to 'copy'.</span>
<a name="line-391"></a><span class='hs-comment'>-- Otherwise, the copying is performed as if the source vector were</span>
<a name="line-392"></a><span class='hs-comment'>-- copied to a temporary vector and then the temporary vector was copied</span>
<a name="line-393"></a><span class='hs-comment'>-- to the target vector.</span>
<a name="line-394"></a><span class='hs-definition'>move</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span>
<a name="line-395"></a> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-396"></a><span class='hs-comment'>{-# INLINE move #-}</span>
<a name="line-397"></a><span class='hs-definition'>move</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>move</span>
<a name="line-398"></a>
<a name="line-399"></a><a name="unsafeMove"></a><span class='hs-comment'>-- | Move the contents of a vector. The two vectors must have the same</span>
<a name="line-400"></a><span class='hs-comment'>-- length, but this is not checked.</span>
<a name="line-401"></a><span class='hs-comment'>--</span>
<a name="line-402"></a><span class='hs-comment'>-- If the vectors do not overlap, then this is equivalent to 'unsafeCopy'.</span>
<a name="line-403"></a><span class='hs-comment'>-- Otherwise, the copying is performed as if the source vector were</span>
<a name="line-404"></a><span class='hs-comment'>-- copied to a temporary vector and then the temporary vector was copied</span>
<a name="line-405"></a><span class='hs-comment'>-- to the target vector.</span>
<a name="line-406"></a><span class='hs-definition'>unsafeMove</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-comment'>-- ^ target</span>
<a name="line-407"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-comment'>-- ^ source</span>
<a name="line-408"></a> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-409"></a><span class='hs-comment'>{-# INLINE unsafeMove #-}</span>
<a name="line-410"></a><span class='hs-definition'>unsafeMove</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>unsafeMove</span>
<a name="line-411"></a>
<a name="line-412"></a><a name="nextPermutation"></a><span class='hs-comment'>-- | Compute the next (lexicographically) permutation of given vector in-place.</span>
<a name="line-413"></a><span class='hs-comment'>-- Returns False when input is the last permtuation</span>
<a name="line-414"></a><span class='hs-definition'>nextPermutation</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimMonad</span> <span class='hs-varid'>m</span><span class='hs-layout'>,</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>e</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>MVector</span> <span class='hs-layout'>(</span><span class='hs-conid'>PrimState</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-varid'>e</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>Bool</span>
<a name="line-415"></a><span class='hs-comment'>{-# INLINE nextPermutation #-}</span>
<a name="line-416"></a><span class='hs-definition'>nextPermutation</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>G</span><span class='hs-varop'>.</span><span class='hs-varid'>nextPermutation</span>
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