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55 lines
1.4 KiB
ArmAsm
55 lines
1.4 KiB
ArmAsm
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/* strcat with SSE2
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Copyright (C) 2011 Free Software Foundation, Inc.
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Contributed by Intel Corporation.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef NOT_IN_libc
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# include <sysdep.h>
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# ifndef STRCAT
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# define STRCAT __strcat_sse2_unaligned
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# endif
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# define USE_AS_STRCAT
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.text
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ENTRY (STRCAT)
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mov %rdi, %r9
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# ifdef USE_AS_STRNCAT
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mov %rdx, %r8
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# endif
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# define RETURN jmp L(StartStrcpyPart)
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# include "strlen-sse2-pminub.S"
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# undef RETURN
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L(StartStrcpyPart):
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lea (%r9, %rax), %rdi
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mov %rsi, %rcx
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mov %r9, %rax /* save result */
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# ifdef USE_AS_STRNCAT
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test %r8, %r8
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jz L(ExitZero)
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# define USE_AS_STRNCPY
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# endif
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# include "strcpy-sse2-unaligned.S"
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#endif
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