diff options
Diffstat (limited to 'vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.s')
| -rw-r--r-- | vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.s | 238 |
1 files changed, 118 insertions, 120 deletions
diff --git a/vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.s b/vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.s index 18085d2..c089277 100644 --- a/vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.s +++ b/vendor/golang.org/x/crypto/salsa20/salsa/salsa20_amd64.s @@ -2,13 +2,14 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -// +build amd64,!appengine,!gccgo +//go:build amd64 && !purego && gc +// +build amd64,!purego,gc // This code was translated into a form compatible with 6a from the public // domain sources in SUPERCOP: https://bench.cr.yp.to/supercop.html // func salsa2020XORKeyStream(out, in *byte, n uint64, nonce, key *byte) -// This needs up to 64 bytes at 360(SP); hence the non-obvious frame size. +// This needs up to 64 bytes at 360(R12); hence the non-obvious frame size. TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment MOVQ out+0(FP),DI MOVQ in+8(FP),SI @@ -17,10 +18,8 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment MOVQ key+32(FP),R8 MOVQ SP,R12 - MOVQ SP,R9 - ADDQ $31, R9 - ANDQ $~31, R9 - MOVQ R9, SP + ADDQ $31, R12 + ANDQ $~31, R12 MOVQ DX,R9 MOVQ CX,DX @@ -32,116 +31,116 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment MOVL 0(R10),R8 MOVL 0(DX),AX MOVL 16(R10),R11 - MOVL CX,0(SP) - MOVL R8, 4 (SP) - MOVL AX, 8 (SP) - MOVL R11, 12 (SP) + MOVL CX,0(R12) + MOVL R8, 4 (R12) + MOVL AX, 8 (R12) + MOVL R11, 12 (R12) MOVL 8(DX),CX MOVL 24(R10),R8 MOVL 4(R10),AX MOVL 4(DX),R11 - MOVL CX,16(SP) - MOVL R8, 20 (SP) - MOVL AX, 24 (SP) - MOVL R11, 28 (SP) + MOVL CX,16(R12) + MOVL R8, 20 (R12) + MOVL AX, 24 (R12) + MOVL R11, 28 (R12) MOVL 12(DX),CX MOVL 12(R10),DX MOVL 28(R10),R8 MOVL 8(R10),AX - MOVL DX,32(SP) - MOVL CX, 36 (SP) - MOVL R8, 40 (SP) - MOVL AX, 44 (SP) + MOVL DX,32(R12) + MOVL CX, 36 (R12) + MOVL R8, 40 (R12) + MOVL AX, 44 (R12) MOVQ $1634760805,DX MOVQ $857760878,CX MOVQ $2036477234,R8 MOVQ $1797285236,AX - MOVL DX,48(SP) - MOVL CX, 52 (SP) - MOVL R8, 56 (SP) - MOVL AX, 60 (SP) + MOVL DX,48(R12) + MOVL CX, 52 (R12) + MOVL R8, 56 (R12) + MOVL AX, 60 (R12) CMPQ R9,$256 JB BYTESBETWEEN1AND255 - MOVOA 48(SP),X0 + MOVOA 48(R12),X0 PSHUFL $0X55,X0,X1 PSHUFL $0XAA,X0,X2 PSHUFL $0XFF,X0,X3 PSHUFL $0X00,X0,X0 - MOVOA X1,64(SP) - MOVOA X2,80(SP) - MOVOA X3,96(SP) - MOVOA X0,112(SP) - MOVOA 0(SP),X0 + MOVOA X1,64(R12) + MOVOA X2,80(R12) + MOVOA X3,96(R12) + MOVOA X0,112(R12) + MOVOA 0(R12),X0 PSHUFL $0XAA,X0,X1 PSHUFL $0XFF,X0,X2 PSHUFL $0X00,X0,X3 PSHUFL $0X55,X0,X0 - MOVOA X1,128(SP) - MOVOA X2,144(SP) - MOVOA X3,160(SP) - MOVOA X0,176(SP) - MOVOA 16(SP),X0 + MOVOA X1,128(R12) + MOVOA X2,144(R12) + MOVOA X3,160(R12) + MOVOA X0,176(R12) + MOVOA 16(R12),X0 PSHUFL $0XFF,X0,X1 PSHUFL $0X55,X0,X2 PSHUFL $0XAA,X0,X0 - MOVOA X1,192(SP) - MOVOA X2,208(SP) - MOVOA X0,224(SP) - MOVOA 32(SP),X0 + MOVOA X1,192(R12) + MOVOA X2,208(R12) + MOVOA X0,224(R12) + MOVOA 32(R12),X0 PSHUFL $0X00,X0,X1 PSHUFL $0XAA,X0,X2 PSHUFL $0XFF,X0,X0 - MOVOA X1,240(SP) - MOVOA X2,256(SP) - MOVOA X0,272(SP) + MOVOA X1,240(R12) + MOVOA X2,256(R12) + MOVOA X0,272(R12) BYTESATLEAST256: - MOVL 16(SP),DX - MOVL 36 (SP),CX - MOVL DX,288(SP) - MOVL CX,304(SP) + MOVL 16(R12),DX + MOVL 36 (R12),CX + MOVL DX,288(R12) + MOVL CX,304(R12) SHLQ $32,CX ADDQ CX,DX ADDQ $1,DX MOVQ DX,CX SHRQ $32,CX - MOVL DX, 292 (SP) - MOVL CX, 308 (SP) + MOVL DX, 292 (R12) + MOVL CX, 308 (R12) ADDQ $1,DX MOVQ DX,CX SHRQ $32,CX - MOVL DX, 296 (SP) - MOVL CX, 312 (SP) + MOVL DX, 296 (R12) + MOVL CX, 312 (R12) ADDQ $1,DX MOVQ DX,CX SHRQ $32,CX - MOVL DX, 300 (SP) - MOVL CX, 316 (SP) + MOVL DX, 300 (R12) + MOVL CX, 316 (R12) ADDQ $1,DX MOVQ DX,CX SHRQ $32,CX - MOVL DX,16(SP) - MOVL CX, 36 (SP) - MOVQ R9,352(SP) + MOVL DX,16(R12) + MOVL CX, 36 (R12) + MOVQ R9,352(R12) MOVQ $20,DX - MOVOA 64(SP),X0 - MOVOA 80(SP),X1 - MOVOA 96(SP),X2 - MOVOA 256(SP),X3 - MOVOA 272(SP),X4 - MOVOA 128(SP),X5 - MOVOA 144(SP),X6 - MOVOA 176(SP),X7 - MOVOA 192(SP),X8 - MOVOA 208(SP),X9 - MOVOA 224(SP),X10 - MOVOA 304(SP),X11 - MOVOA 112(SP),X12 - MOVOA 160(SP),X13 - MOVOA 240(SP),X14 - MOVOA 288(SP),X15 + MOVOA 64(R12),X0 + MOVOA 80(R12),X1 + MOVOA 96(R12),X2 + MOVOA 256(R12),X3 + MOVOA 272(R12),X4 + MOVOA 128(R12),X5 + MOVOA 144(R12),X6 + MOVOA 176(R12),X7 + MOVOA 192(R12),X8 + MOVOA 208(R12),X9 + MOVOA 224(R12),X10 + MOVOA 304(R12),X11 + MOVOA 112(R12),X12 + MOVOA 160(R12),X13 + MOVOA 240(R12),X14 + MOVOA 288(R12),X15 MAINLOOP1: - MOVOA X1,320(SP) - MOVOA X2,336(SP) + MOVOA X1,320(R12) + MOVOA X2,336(R12) MOVOA X13,X1 PADDL X12,X1 MOVOA X1,X2 @@ -191,8 +190,8 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment PXOR X1,X12 PSRLL $14,X2 PXOR X2,X12 - MOVOA 320(SP),X1 - MOVOA X12,320(SP) + MOVOA 320(R12),X1 + MOVOA X12,320(R12) MOVOA X9,X2 PADDL X7,X2 MOVOA X2,X12 @@ -207,8 +206,8 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment PXOR X2,X3 PSRLL $25,X12 PXOR X12,X3 - MOVOA 336(SP),X2 - MOVOA X0,336(SP) + MOVOA 336(R12),X2 + MOVOA X0,336(R12) MOVOA X6,X0 PADDL X2,X0 MOVOA X0,X12 @@ -251,8 +250,8 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment PXOR X0,X1 PSRLL $14,X12 PXOR X12,X1 - MOVOA 320(SP),X0 - MOVOA X1,320(SP) + MOVOA 320(R12),X0 + MOVOA X1,320(R12) MOVOA X4,X1 PADDL X0,X1 MOVOA X1,X12 @@ -267,8 +266,8 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment PXOR X1,X2 PSRLL $14,X12 PXOR X12,X2 - MOVOA 336(SP),X12 - MOVOA X2,336(SP) + MOVOA 336(R12),X12 + MOVOA X2,336(R12) MOVOA X14,X1 PADDL X12,X1 MOVOA X1,X2 @@ -311,8 +310,8 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment PXOR X1,X0 PSRLL $14,X2 PXOR X2,X0 - MOVOA 320(SP),X1 - MOVOA X0,320(SP) + MOVOA 320(R12),X1 + MOVOA X0,320(R12) MOVOA X8,X0 PADDL X14,X0 MOVOA X0,X2 @@ -327,8 +326,8 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment PXOR X0,X6 PSRLL $25,X2 PXOR X2,X6 - MOVOA 336(SP),X2 - MOVOA X12,336(SP) + MOVOA 336(R12),X2 + MOVOA X12,336(R12) MOVOA X3,X0 PADDL X2,X0 MOVOA X0,X12 @@ -378,14 +377,14 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment PXOR X0,X2 PSRLL $14,X12 PXOR X12,X2 - MOVOA 320(SP),X12 - MOVOA 336(SP),X0 + MOVOA 320(R12),X12 + MOVOA 336(R12),X0 SUBQ $2,DX JA MAINLOOP1 - PADDL 112(SP),X12 - PADDL 176(SP),X7 - PADDL 224(SP),X10 - PADDL 272(SP),X4 + PADDL 112(R12),X12 + PADDL 176(R12),X7 + PADDL 224(R12),X10 + PADDL 272(R12),X4 MOVD X12,DX MOVD X7,CX MOVD X10,R8 @@ -446,10 +445,10 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment MOVL CX,196(DI) MOVL R8,200(DI) MOVL R9,204(DI) - PADDL 240(SP),X14 - PADDL 64(SP),X0 - PADDL 128(SP),X5 - PADDL 192(SP),X8 + PADDL 240(R12),X14 + PADDL 64(R12),X0 + PADDL 128(R12),X5 + PADDL 192(R12),X8 MOVD X14,DX MOVD X0,CX MOVD X5,R8 @@ -510,10 +509,10 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment MOVL CX,212(DI) MOVL R8,216(DI) MOVL R9,220(DI) - PADDL 288(SP),X15 - PADDL 304(SP),X11 - PADDL 80(SP),X1 - PADDL 144(SP),X6 + PADDL 288(R12),X15 + PADDL 304(R12),X11 + PADDL 80(R12),X1 + PADDL 144(R12),X6 MOVD X15,DX MOVD X11,CX MOVD X1,R8 @@ -574,10 +573,10 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment MOVL CX,228(DI) MOVL R8,232(DI) MOVL R9,236(DI) - PADDL 160(SP),X13 - PADDL 208(SP),X9 - PADDL 256(SP),X3 - PADDL 96(SP),X2 + PADDL 160(R12),X13 + PADDL 208(R12),X9 + PADDL 256(R12),X3 + PADDL 96(R12),X2 MOVD X13,DX MOVD X9,CX MOVD X3,R8 @@ -638,7 +637,7 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment MOVL CX,244(DI) MOVL R8,248(DI) MOVL R9,252(DI) - MOVQ 352(SP),R9 + MOVQ 352(R12),R9 SUBQ $256,R9 ADDQ $256,SI ADDQ $256,DI @@ -650,17 +649,17 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment CMPQ R9,$64 JAE NOCOPY MOVQ DI,DX - LEAQ 360(SP),DI + LEAQ 360(R12),DI MOVQ R9,CX REP; MOVSB - LEAQ 360(SP),DI - LEAQ 360(SP),SI + LEAQ 360(R12),DI + LEAQ 360(R12),SI NOCOPY: - MOVQ R9,352(SP) - MOVOA 48(SP),X0 - MOVOA 0(SP),X1 - MOVOA 16(SP),X2 - MOVOA 32(SP),X3 + MOVQ R9,352(R12) + MOVOA 48(R12),X0 + MOVOA 0(R12),X1 + MOVOA 16(R12),X2 + MOVOA 32(R12),X3 MOVOA X1,X4 MOVQ $20,CX MAINLOOP2: @@ -791,10 +790,10 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment PSHUFL $0X39,X3,X3 PXOR X6,X0 JA MAINLOOP2 - PADDL 48(SP),X0 - PADDL 0(SP),X1 - PADDL 16(SP),X2 - PADDL 32(SP),X3 + PADDL 48(R12),X0 + PADDL 0(R12),X1 + PADDL 16(R12),X2 + PADDL 32(R12),X3 MOVD X0,CX MOVD X1,R8 MOVD X2,R9 @@ -855,16 +854,16 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment MOVL R8,44(DI) MOVL R9,28(DI) MOVL AX,12(DI) - MOVQ 352(SP),R9 - MOVL 16(SP),CX - MOVL 36 (SP),R8 + MOVQ 352(R12),R9 + MOVL 16(R12),CX + MOVL 36 (R12),R8 ADDQ $1,CX SHLQ $32,R8 ADDQ R8,CX MOVQ CX,R8 SHRQ $32,R8 - MOVL CX,16(SP) - MOVL R8, 36 (SP) + MOVL CX,16(R12) + MOVL R8, 36 (R12) CMPQ R9,$64 JA BYTESATLEAST65 JAE BYTESATLEAST64 @@ -874,7 +873,6 @@ TEXT ·salsa2020XORKeyStream(SB),0,$456-40 // frame = 424 + 32 byte alignment REP; MOVSB BYTESATLEAST64: DONE: - MOVQ R12,SP RET BYTESATLEAST65: SUBQ $64,R9 |