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81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/* Copyright (C) 2003-2016 Free Software Foundation, Inc.
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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, see
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<http://www.gnu.org/licenses/>. */
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#ifdef __ASSEMBLER__
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#define _IMP1 #1
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#define _IMM1 #-1
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#define _IMM4 #-4
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#define _IMM6 #-6
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#define _IMM8 #-8
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#define INC(mem, reg) \
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.align 2; \
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mova 99f, r0; \
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mov r15, r1; \
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mov _IMM6, r15; \
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98: mov.l mem, reg; \
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add _IMP1, reg; \
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mov.l reg, mem; \
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99: mov r1, r15
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#define DEC(mem, reg) \
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.align 2; \
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mova 99f, r0; \
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mov r15, r1; \
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mov _IMM6, r15; \
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98: mov.l mem, reg; \
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add _IMM1, reg; \
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mov.l reg, mem; \
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99: mov r1, r15
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#define XADD(reg, mem, old, tmp) \
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.align 2; \
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mova 99f, r0; \
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nop; \
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mov r15, r1; \
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mov _IMM8, r15; \
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98: mov.l mem, old; \
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mov reg, tmp; \
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add old, tmp; \
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mov.l tmp, mem; \
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99: mov r1, r15
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#define XCHG(reg, mem, old) \
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.align 2; \
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mova 99f, r0; \
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nop; \
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mov r15, r1; \
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mov _IMM4, r15; \
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98: mov.l mem, old; \
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mov.l reg, mem; \
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99: mov r1, r15
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#define CMPXCHG(reg, mem, new, old) \
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.align 2; \
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mova 99f, r0; \
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nop; \
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mov r15, r1; \
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mov _IMM8, r15; \
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98: mov.l mem, old; \
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cmp/eq old, reg; \
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bf 99f; \
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mov.l new, mem; \
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99: mov r1, r15
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#endif /* __ASSEMBLER__ */
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