ubuntu-buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd.../sysdeps/sparc/sparc64/multiarch/md5-crop.S

110 lines
2.4 KiB
ArmAsm

/* MD5 using sparc crypto opcodes.
Copyright (C) 2012-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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
<https://www.gnu.org/licenses/>. */
#include <sysdep.h>
#define ASI_PL 0x88
#define MD5 \
.word 0x81b02800;
.text
.align 32
ENTRY(__md5_process_block_crop)
/* %o0=buffer, %o1=len, %o2=CTX */
ld [%o2 + 0x10], %g1
add %g1, %o1, %o4
st %o4, [%o2 + 0x10]
clr %o5
cmp %o4, %g1
movlu %icc, 1, %o5
#ifdef __arch64__
srlx %o1, 32, %o4
add %o5, %o4, %o5
#endif
ld [%o2 + 0x14], %o4
add %o4, %o5, %o4
st %o4, [%o2 + 0x14]
lda [%o2] ASI_PL, %f0
add %o2, 0x4, %g1
lda [%g1] ASI_PL, %f1
add %o2, 0x8, %g1
andcc %o0, 0x7, %g0
lda [%g1] ASI_PL, %f2
add %o2, 0xc, %g1
bne,pn %xcc, 10f
lda [%g1] ASI_PL, %f3
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
MD5
subcc %o1, 64, %o1
bne,pt %xcc, 1b
add %o0, 0x40, %o0
5:
sta %f0, [%o2] ASI_PL
add %o2, 0x4, %g1
sta %f1, [%g1] ASI_PL
add %o2, 0x8, %g1
sta %f2, [%g1] ASI_PL
add %o2, 0xc, %g1
retl
sta %f3, [%g1] ASI_PL
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
MD5
subcc %o1, 64, %o1
fsrc2 %f26, %f10
bne,pt %xcc, 1b
add %o0, 0x40, %o0
ba,a,pt %xcc, 5b
END(__md5_process_block_crop)