fumiama/blake2b-simd
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Harshavardhana
2016-06-28 02:55:56 -07:00
parent f41b7a312a
commit 0b3e695ecc
3 changed files with 29 additions and 8 deletions
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11
compress_amd64.go
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@@ -20,9 +20,9 @@
package blake2b
//go:noescape
func blockSSE(p []uint8, in, iv, t, f, shffle, out []uint64)
func blockAVX(p []uint8, in, iv, t, f, shffle, out []uint64)
func compressSSE(d *digest, p []uint8) {
func compressAVX(d *digest, p []uint8) {
h0, h1, h2, h3, h4, h5, h6, h7 := d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7]
in := make([]uint64, 8, 8)
@@ -42,7 +42,7 @@ func compressSSE(d *digest, p []uint8) {
in[0], in[1], in[2], in[3], in[4], in[5], in[6], in[7] = h0, h1, h2, h3, h4, h5, h6, h7
blockSSE(p, in, iv[:], d.t[:], d.f[:], shffle, out)
blockAVX(p, in, iv[:], d.t[:], d.f[:], shffle, out)
h0, h1, h2, h3, h4, h5, h6, h7 = out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7]
@@ -53,9 +53,10 @@ func compressSSE(d *digest, p []uint8) {
}
func compress(d *digest, p []uint8) {
// Verifies if AVX is available, use optimized code path.
if avx {
compressSSE(d, p)
compressAVX(d, p)
return
}
} // else { fallback to generic approach.
compressGeneric(d, p)
}