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internal: use arrays instead of make for simple values. (#22)

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Fixes #16
This commit is contained in:
Harshavardhana
2016-07-22 02:38:12 -07:00
committed by Frank
parent 326c321661
commit c50cace0dc
5 changed files with 26 additions and 22 deletions
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11
compressAvx2_amd64.go
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@@ -23,11 +23,12 @@ package blake2b
func compressAVX2Loop(p []uint8, in, iv, t, f, shffle, out []uint64)
func compressAVX2(d *digest, p []uint8) {
var (
in [8]uint64
out [8]uint64
shffle [8]uint64
)
in := make([]uint64, 8, 8)
out := make([]uint64, 8, 8)
shffle := make([]uint64, 8, 8)
// vector for PSHUFB instruction
shffle[0] = 0x0201000706050403
shffle[1] = 0x0a09080f0e0d0c0b
@@ -40,7 +41,7 @@ func compressAVX2(d *digest, p []uint8) {
in[0], in[1], in[2], in[3], in[4], in[5], in[6], in[7] = d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7]
compressAVX2Loop(p, in, iv[:], d.t[:], d.f[:], shffle, out)
compressAVX2Loop(p, in[:], iv[:], d.t[:], d.f[:], shffle[:], out[:])
d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7] = out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7]
}