Use generic boolean Compress as the sparse case with Singeli
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@ -442,8 +442,10 @@ static B compress(B w, B x, usz wia, u8 xl, u8 xt) {
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u64* xp = bitarr_ptr(x);
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u64* rp; r = m_bitarrv(&rp,wsum);
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#if SINGELI
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si_compress_bool(wp, xp, rp, wia);
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#else
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if (wsum>=wia/si_thresh_compress_bool) {
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si_compress_bool(wp, xp, rp, wia); break;
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}
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#endif
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u64 o = 0;
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usz j = 0;
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for (usz i=0; i<BIT_N(wia); i++) {
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@ -453,7 +455,6 @@ static B compress(B w, B x, usz wia, u8 xl, u8 xt) {
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}
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}
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usz q=(-j)%64; if (q) rp[j/64] = o>>q;
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#endif
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break;
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}
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#define COMPRESS_BLOCK_PREP(T, PREP) \
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@ -289,7 +289,8 @@ export{'si_2slash64', slash{1, i64}}; export{'si_thresh_2slash64', u64~~thresh{1
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def scalwidth{T} = if (isvec{T}) elwidth{T} else width{T}
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# pext, or boolean compress
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def pext_width{} = if (hasarch{'AVX2'}) 4 else 1
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def pext_width{} = if (hasarch{'AVX2'}) 4 else 1
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def thresh_bool{} = if (hasarch{'AVX2'}) 128 else 16
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def pext_popc{x:T, m:T} = {
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def w = scalwidth{T}
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def scal{v} = if (isvec{T}) T**v else v
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@ -354,7 +355,8 @@ def pext_popc{x:T, m:T} = {
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tup{pe, scal{w} - z}
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}
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def pext_width{..._ & hasarch{'PCLMUL'} > hasarch{'AVX2'}} = 2
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def pext_width {..._ & hasarch{'PCLMUL'} > hasarch{'AVX2'}} = 2
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def thresh_bool{..._ & hasarch{'PCLMUL'} > hasarch{'AVX2'}} = 32
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def pext_popc{x0:V, m0:V & hasarch{'PCLMUL'} & V==[2]u64} = {
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def clmul{a, b} = zipLo{...@collect (j to 2) clmul{a,b,j}}
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m := m0
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@ -373,7 +375,8 @@ def pext_popc{x0:V, m0:V & hasarch{'PCLMUL'} & V==[2]u64} = {
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tup{x, @collect (j to 2) popc{extract{m0,j}}}
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}
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def pext_width{..._ & hasarch{'BMI2'}} = 1
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def pext_width {..._ & hasarch{'BMI2'}} = 1
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def thresh_bool{..._ & hasarch{'BMI2'}} = 512
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def pext_popc{x:T, m:T & hasarch{'BMI2'} & T==u64} = tup{pext{x, m}, popc{m}}
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fn compress_bool(w:*u64, x:*u64, r:*u64, n:u64) : void = {
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@ -412,3 +415,4 @@ fn compress_bool(w:*u64, x:*u64, r:*u64, n:u64) : void = {
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}
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export{'si_compress_bool', compress_bool}
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export{'si_thresh_compress_bool', u64~~thresh_bool{}}
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