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/* Defines common perprocessor and assembly macros for use by various stubs.
Copyright (C) 2016-2017 Free Software Foundation, Inc.
Contributed by Daniel Santos <daniel.santos@pobox.com>
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC 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 General Public License for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef I386_ASM_H
#define I386_ASM_H
#ifdef __ELF__
# define ELFFN(fn) .type fn,@function
#else
# define ELFFN(fn)
#endif
#define FUNC_START(fn) \
.global fn; \
ELFFN (fn); \
fn:
#define HIDDEN_FUNC(fn)\
FUNC_START (fn) \
.hidden fn; \
#define FUNC_END(fn) .size fn,.-fn
#ifdef __SSE2__
# ifdef __AVX__
# define MOVAPS vmovaps
# else
# define MOVAPS movaps
# endif
/* Save SSE registers 6-15. off is the offset of rax to get to xmm6. */
.macro SSE_SAVE off=0
MOVAPS %xmm15,(\off - 0x90)(%rax)
MOVAPS %xmm14,(\off - 0x80)(%rax)
MOVAPS %xmm13,(\off - 0x70)(%rax)
MOVAPS %xmm12,(\off - 0x60)(%rax)
MOVAPS %xmm11,(\off - 0x50)(%rax)
MOVAPS %xmm10,(\off - 0x40)(%rax)
MOVAPS %xmm9, (\off - 0x30)(%rax)
MOVAPS %xmm8, (\off - 0x20)(%rax)
MOVAPS %xmm7, (\off - 0x10)(%rax)
MOVAPS %xmm6, \off(%rax)
.endm
/* Restore SSE registers 6-15. off is the offset of rsi to get to xmm6. */
.macro SSE_RESTORE off=0
MOVAPS (\off - 0x90)(%rsi), %xmm15
MOVAPS (\off - 0x80)(%rsi), %xmm14
MOVAPS (\off - 0x70)(%rsi), %xmm13
MOVAPS (\off - 0x60)(%rsi), %xmm12
MOVAPS (\off - 0x50)(%rsi), %xmm11
MOVAPS (\off - 0x40)(%rsi), %xmm10
MOVAPS (\off - 0x30)(%rsi), %xmm9
MOVAPS (\off - 0x20)(%rsi), %xmm8
MOVAPS (\off - 0x10)(%rsi), %xmm7
MOVAPS \off(%rsi), %xmm6
.endm
#endif /* __SSE2__ */
#endif /* I386_ASM_H */
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