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go.crypto/poly1305: enable AMD64 assembly

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This change alters the assembly to use FSUBD instructions such that
6l will actually emit the correct FSUBRD instructions and enables
the assembly code.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6514044
This commit is contained in:
Adam Langley
2012-09-14 17:00:38 -04:00
parent 591d65c664
commit 9c0a3ae199
3 changed files with 17 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files
poly1305/poly1305_amd64.s.needs103 → poly1305/poly1305_amd64.s
+15 -15
View File
@@ -109,22 +109,22 @@ TEXT ·poly1305(SB),0,$224-32
FMOVD ·ALPHA130(SB), F0
FADDD F2,F0
FSUBD ·ALPHA130(SB), F0
FSUBRD F0,F2
FSUBD F0,F2
FMULD ·SCALE(SB), F0
FMOVD ·ALPHA32(SB), F0
FADDD F2,F0
FSUBD ·ALPHA32(SB), F0
FSUBRD F0,F2
FSUBD F0,F2
FXCHD F0, F2
FADDDP F0,F1
FMOVD ·ALPHA64(SB), F0
FADDD F4,F0
FSUBD ·ALPHA64(SB), F0
FSUBRD F0,F4
FSUBD F0,F4
FMOVD ·ALPHA96(SB), F0
FADDD F6,F0
FSUBD ·ALPHA96(SB), F0
FSUBRD F0,F6
FSUBD F0,F6
FXCHD F0, F6
FADDDP F0,F1
FXCHD F0, F3
@@ -202,20 +202,20 @@ TEXT ·poly1305(SB),0,$224-32
FMOVD ·ALPHA130(SB), F0
FADDD F2,F0
FSUBD ·ALPHA130(SB), F0
FSUBRD F0,F2
FSUBD F0,F2
FMULD ·SCALE(SB), F0
FMOVD ·ALPHA32(SB), F0
FADDD F2,F0
FSUBD ·ALPHA32(SB), F0
FSUBRD F0,F2
FSUBD F0,F2
FMOVD ·ALPHA64(SB), F0
FADDD F5,F0
FSUBD ·ALPHA64(SB), F0
FSUBRD F0,F5
FSUBD F0,F5
FMOVD ·ALPHA96(SB), F0
FADDD F7,F0
FSUBD ·ALPHA96(SB), F0
FSUBRD F0,F7
FSUBD F0,F7
FXCHD F0, F7
FADDDP F0,F1
FXCHD F0, F5
@@ -304,20 +304,20 @@ TEXT ·poly1305(SB),0,$224-32
FMOVD ·ALPHA130(SB), F0
FADDD F3,F0
FSUBD ·ALPHA130(SB), F0
FSUBRD F0,F3
FSUBD F0,F3
FMULD ·SCALE(SB), F0
FMOVD ·ALPHA32(SB), F0
FADDD F2,F0
FSUBD ·ALPHA32(SB), F0
FSUBRD F0,F2
FSUBD F0,F2
FMOVD ·ALPHA64(SB), F0
FADDD F6,F0
FSUBD ·ALPHA64(SB), F0
FSUBRD F0,F6
FSUBD F0,F6
FMOVD ·ALPHA96(SB), F0
FADDD F5,F0
FSUBD ·ALPHA96(SB), F0
FSUBRD F0,F5
FSUBD F0,F5
FXCHD F0, F4
FADDDP F0,F3
FXCHD F0, F6
@@ -380,16 +380,16 @@ TEXT ·poly1305(SB),0,$224-32
FMOVD ·ALPHA130(SB), F0
FADDD F4,F0
FSUBD ·ALPHA130(SB), F0
FSUBRD F0,F4
FSUBD F0,F4
FMULD ·SCALE(SB), F0
FMOVD ·ALPHA32(SB), F0
FADDD F2,F0
FSUBD ·ALPHA32(SB), F0
FSUBRD F0,F2
FSUBD F0,F2
FMOVD ·ALPHA64(SB), F0
FADDD F4,F0
FSUBD ·ALPHA64(SB), F0
FSUBRD F0,F4
FSUBD F0,F4
FMOVD ·ALPHA96(SB), F0
FADDD F6,F0
FSUBD ·ALPHA96(SB), F0
poly1305/sum_amd64.go.needs103 → poly1305/sum_amd64.go
View File
poly1305/sum_ref.go
+2
View File
@@ -2,6 +2,8 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build !amd64
package poly1305
// Based on original, public domain implementation from NaCl by D. J.