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115 lines
2.9 KiB
115 lines
2.9 KiB
/*
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Copyright (c) 2011 Intel Corporation
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef L
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# define L(label) .L##label
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#endif
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#ifndef cfi_startproc
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# define cfi_startproc .cfi_startproc
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#endif
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#ifndef cfi_endproc
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# define cfi_endproc .cfi_endproc
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#endif
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#ifndef cfi_rel_offset
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# define cfi_rel_offset(reg, off) .cfi_rel_offset reg, off
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#endif
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#ifndef cfi_restore
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# define cfi_restore(reg) .cfi_restore reg
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#endif
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#ifndef cfi_adjust_cfa_offset
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# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off
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#endif
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#ifndef ENTRY
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# define ENTRY(name) \
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.type name, @function; \
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.globl name; \
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.p2align 4; \
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name: \
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cfi_startproc
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#endif
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#ifndef END
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# define END(name) \
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cfi_endproc; \
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.size name, .-name
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#endif
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#define CFI_PUSH(REG) \
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cfi_adjust_cfa_offset (4); \
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cfi_rel_offset (REG, 0)
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#define CFI_POP(REG) \
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cfi_adjust_cfa_offset (-4); \
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cfi_restore (REG)
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#define PUSH(REG) pushl REG; CFI_PUSH (REG)
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#define POP(REG) popl REG; CFI_POP (REG)
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#define PARMS 4
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#define STR1 PARMS+4
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#define STR2 STR1+4
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#define USE_AS_WCSCAT
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.text
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ENTRY (wcscat_ssse3)
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PUSH (%edi)
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mov STR1(%esp), %edi
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mov %edi, %edx
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#define RETURN jmp L(WcscpyAtom)
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#include "sse2-wcslen-atom.S"
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L(WcscpyAtom):
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shl $2, %eax
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mov STR2(%esp), %ecx
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lea (%edi, %eax), %edx
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cmpl $0, (%ecx)
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jz L(Exit4)
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cmpl $0, 4(%ecx)
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jz L(Exit8)
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cmpl $0, 8(%ecx)
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jz L(Exit12)
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cmpl $0, 12(%ecx)
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jz L(Exit16)
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#undef RETURN
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#define RETURN POP(%edi); ret; CFI_PUSH(%edi)
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#include "ssse3-wcscpy-atom.S"
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END (wcscat_ssse3)
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