diff options
Diffstat (limited to 'REORG.TODO/sysdeps/sparc/sparc64/multiarch/sha256-crop.S')
| -rw-r--r-- | REORG.TODO/sysdeps/sparc/sparc64/multiarch/sha256-crop.S | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/sparc/sparc64/multiarch/sha256-crop.S b/REORG.TODO/sysdeps/sparc/sparc64/multiarch/sha256-crop.S new file mode 100644 index 0000000000..8f07e4245a --- /dev/null +++ b/REORG.TODO/sysdeps/sparc/sparc64/multiarch/sha256-crop.S @@ -0,0 +1,101 @@ +/* SHA256 using sparc crypto opcodes. + Copyright (C) 2012-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David S. Miller (davem@davemloft.net) + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +#define SHA256 \ + .word 0x81b02840; + + .text + .align 32 +ENTRY(__sha256_process_block_crop) + /* %o0=buffer, %o1=len, %o2=CTX */ + ldx [%o2 + 0x20], %g1 + add %g1, %o1, %g1 + stx %g1, [%o2 + 0x20] + + ld [%o2 + 0x00], %f0 + ld [%o2 + 0x04], %f1 + ld [%o2 + 0x08], %f2 + ld [%o2 + 0x0c], %f3 + ld [%o2 + 0x10], %f4 + ld [%o2 + 0x14], %f5 + andcc %o1, 0x7, %g0 + ld [%o2 + 0x18], %f6 + bne,pn %xcc, 10f + ld [%o2 + 0x1c], %f7 + +1: + ldd [%o0 + 0x00], %f8 + ldd [%o0 + 0x08], %f10 + ldd [%o0 + 0x10], %f12 + ldd [%o0 + 0x18], %f14 + ldd [%o0 + 0x20], %f16 + ldd [%o0 + 0x28], %f18 + ldd [%o0 + 0x30], %f20 + ldd [%o0 + 0x38], %f22 + + SHA256 + + subcc %o1, 0x40, %o1 + bne,pt %xcc, 1b + add %o0, 0x40, %o0 + +5: + st %f0, [%o2 + 0x00] + st %f1, [%o2 + 0x04] + st %f2, [%o2 + 0x08] + st %f3, [%o2 + 0x0c] + st %f4, [%o2 + 0x10] + st %f5, [%o2 + 0x14] + st %f6, [%o2 + 0x18] + retl + st %f7, [%o2 + 0x1c] +10: + alignaddr %o0, %g0, %o0 + + ldd [%o0 + 0x00], %f10 +1: + ldd [%o0 + 0x08], %f12 + ldd [%o0 + 0x10], %f14 + ldd [%o0 + 0x18], %f16 + ldd [%o0 + 0x20], %f18 + ldd [%o0 + 0x28], %f20 + ldd [%o0 + 0x30], %f22 + ldd [%o0 + 0x38], %f24 + ldd [%o0 + 0x40], %f26 + + faligndata %f10, %f12, %f8 + faligndata %f12, %f14, %f10 + faligndata %f14, %f16, %f12 + faligndata %f16, %f18, %f14 + faligndata %f18, %f20, %f16 + faligndata %f20, %f22, %f18 + faligndata %f22, %f24, %f20 + faligndata %f24, %f26, %f22 + + SHA256 + + subcc %o1, 0x40, %o1 + fsrc2 %f26, %f10 + bne,pt %xcc, 1b + add %o0, 0x40, %o0 + + ba,a,pt %xcc, 5b +END(__sha256_process_block_crop) |