mirror of
https://github.com/golang/go
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56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
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// asmcheck
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// Copyright 2023 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Make sure this code doesn't generate spill/restore.
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package codegen
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func pack20(in *[20]uint64) uint64 {
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var out uint64
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out |= 4
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// amd64:-`.*SP.*`
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out |= in[0] << 4
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// amd64:-`.*SP.*`
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out |= in[1] << 7
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// amd64:-`.*SP.*`
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out |= in[2] << 10
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// amd64:-`.*SP.*`
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out |= in[3] << 13
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// amd64:-`.*SP.*`
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out |= in[4] << 16
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// amd64:-`.*SP.*`
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out |= in[5] << 19
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// amd64:-`.*SP.*`
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out |= in[6] << 22
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// amd64:-`.*SP.*`
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out |= in[7] << 25
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// amd64:-`.*SP.*`
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out |= in[8] << 28
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// amd64:-`.*SP.*`
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out |= in[9] << 31
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// amd64:-`.*SP.*`
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out |= in[10] << 34
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// amd64:-`.*SP.*`
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out |= in[11] << 37
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// amd64:-`.*SP.*`
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out |= in[12] << 40
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// amd64:-`.*SP.*`
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out |= in[13] << 43
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// amd64:-`.*SP.*`
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out |= in[14] << 46
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// amd64:-`.*SP.*`
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out |= in[15] << 49
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// amd64:-`.*SP.*`
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out |= in[16] << 52
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// amd64:-`.*SP.*`
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out |= in[17] << 55
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// amd64:-`.*SP.*`
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out |= in[18] << 58
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// amd64:-`.*SP.*`
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out |= in[19] << 61
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return out
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}
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