Платформа ЦРНП "Мирокод" для разработки проектов
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67 lines
1.1 KiB
67 lines
1.1 KiB
// +build amd64,!appengine,!go1.9 |
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package roaring |
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// *** the following functions are defined in popcnt_amd64.s |
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//go:noescape |
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func hasAsm() bool |
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// useAsm is a flag used to select the GO or ASM implementation of the popcnt function |
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var useAsm = hasAsm() |
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//go:noescape |
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func popcntSliceAsm(s []uint64) uint64 |
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//go:noescape |
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func popcntMaskSliceAsm(s, m []uint64) uint64 |
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//go:noescape |
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func popcntAndSliceAsm(s, m []uint64) uint64 |
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//go:noescape |
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func popcntOrSliceAsm(s, m []uint64) uint64 |
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//go:noescape |
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func popcntXorSliceAsm(s, m []uint64) uint64 |
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func popcntSlice(s []uint64) uint64 { |
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if useAsm { |
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return popcntSliceAsm(s) |
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} |
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return popcntSliceGo(s) |
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} |
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func popcntMaskSlice(s, m []uint64) uint64 { |
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if useAsm { |
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return popcntMaskSliceAsm(s, m) |
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} |
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return popcntMaskSliceGo(s, m) |
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} |
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func popcntAndSlice(s, m []uint64) uint64 { |
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if useAsm { |
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return popcntAndSliceAsm(s, m) |
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} |
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return popcntAndSliceGo(s, m) |
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} |
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func popcntOrSlice(s, m []uint64) uint64 { |
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if useAsm { |
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return popcntOrSliceAsm(s, m) |
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} |
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return popcntOrSliceGo(s, m) |
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} |
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func popcntXorSlice(s, m []uint64) uint64 { |
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if useAsm { |
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return popcntXorSliceAsm(s, m) |
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} |
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return popcntXorSliceGo(s, m) |
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}
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