| // Copyright 2017 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| #include "textflag.h" |
| |
| // func encryptBlockAsm(nr int, xk *uint32, dst, src *byte) |
| TEXT ·encryptBlockAsm(SB),NOSPLIT,$0 |
| MOVD nr+0(FP), R9 |
| MOVD xk+8(FP), R10 |
| MOVD dst+16(FP), R11 |
| MOVD src+24(FP), R12 |
| |
| VLD1 (R12), [V0.B16] |
| |
| CMP $12, R9 |
| BLT enc128 |
| BEQ enc196 |
| enc256: |
| VLD1.P 32(R10), [V1.B16, V2.B16] |
| AESE V1.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V2.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| enc196: |
| VLD1.P 32(R10), [V3.B16, V4.B16] |
| AESE V3.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V4.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| enc128: |
| VLD1.P 64(R10), [V5.B16, V6.B16, V7.B16, V8.B16] |
| VLD1.P 64(R10), [V9.B16, V10.B16, V11.B16, V12.B16] |
| VLD1.P 48(R10), [V13.B16, V14.B16, V15.B16] |
| AESE V5.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V6.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V7.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V8.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V9.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V10.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V11.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V12.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V13.B16, V0.B16 |
| AESMC V0.B16, V0.B16 |
| AESE V14.B16, V0.B16 |
| VEOR V0.B16, V15.B16, V0.B16 |
| VST1 [V0.B16], (R11) |
| RET |
| |
| // func decryptBlockAsm(nr int, xk *uint32, dst, src *byte) |
| TEXT ·decryptBlockAsm(SB),NOSPLIT,$0 |
| MOVD nr+0(FP), R9 |
| MOVD xk+8(FP), R10 |
| MOVD dst+16(FP), R11 |
| MOVD src+24(FP), R12 |
| |
| VLD1 (R12), [V0.B16] |
| |
| CMP $12, R9 |
| BLT dec128 |
| BEQ dec196 |
| dec256: |
| VLD1.P 32(R10), [V1.B16, V2.B16] |
| AESD V1.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V2.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| dec196: |
| VLD1.P 32(R10), [V3.B16, V4.B16] |
| AESD V3.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V4.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| dec128: |
| VLD1.P 64(R10), [V5.B16, V6.B16, V7.B16, V8.B16] |
| VLD1.P 64(R10), [V9.B16, V10.B16, V11.B16, V12.B16] |
| VLD1.P 48(R10), [V13.B16, V14.B16, V15.B16] |
| AESD V5.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V6.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V7.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V8.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V9.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V10.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V11.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V12.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V13.B16, V0.B16 |
| AESIMC V0.B16, V0.B16 |
| AESD V14.B16, V0.B16 |
| VEOR V0.B16, V15.B16, V0.B16 |
| VST1 [V0.B16], (R11) |
| RET |
