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-rw-r--r--sysdeps/m68k/m68020/bits/atomic.h254
1 files changed, 0 insertions, 254 deletions
diff --git a/sysdeps/m68k/m68020/bits/atomic.h b/sysdeps/m68k/m68020/bits/atomic.h
deleted file mode 100644
index 6b6db71465..0000000000
--- a/sysdeps/m68k/m68020/bits/atomic.h
+++ /dev/null
@@ -1,254 +0,0 @@
-/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Andreas Schwab <schwab@suse.de>, 2003.
-
- 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <stdint.h>
-
-
-typedef int8_t atomic8_t;
-typedef uint8_t uatomic8_t;
-typedef int_fast8_t atomic_fast8_t;
-typedef uint_fast8_t uatomic_fast8_t;
-
-typedef int16_t atomic16_t;
-typedef uint16_t uatomic16_t;
-typedef int_fast16_t atomic_fast16_t;
-typedef uint_fast16_t uatomic_fast16_t;
-
-typedef int32_t atomic32_t;
-typedef uint32_t uatomic32_t;
-typedef int_fast32_t atomic_fast32_t;
-typedef uint_fast32_t uatomic_fast32_t;
-
-typedef int64_t atomic64_t;
-typedef uint64_t uatomic64_t;
-typedef int_fast64_t atomic_fast64_t;
-typedef uint_fast64_t uatomic_fast64_t;
-
-typedef intptr_t atomicptr_t;
-typedef uintptr_t uatomicptr_t;
-typedef intmax_t atomic_max_t;
-typedef uintmax_t uatomic_max_t;
-
-#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \
- ({ __typeof (*(mem)) __ret; \
- __asm __volatile ("cas%.b %0,%2,%1" \
- : "=d" (__ret), "+m" (*(mem)) \
- : "d" (newval), "0" (oldval)); \
- __ret; })
-
-#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \
- ({ __typeof (*(mem)) __ret; \
- __asm __volatile ("cas%.w %0,%2,%1" \
- : "=d" (__ret), "+m" (*(mem)) \
- : "d" (newval), "0" (oldval)); \
- __ret; })
-
-#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \
- ({ __typeof (*(mem)) __ret; \
- __asm __volatile ("cas%.l %0,%2,%1" \
- : "=d" (__ret), "+m" (*(mem)) \
- : "d" (newval), "0" (oldval)); \
- __ret; })
-
-# define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \
- ({ __typeof (*(mem)) __ret; \
- __typeof (mem) __memp = (mem); \
- __asm __volatile ("cas2%.l %0:%R0,%1:%R1,(%2):(%3)" \
- : "=d" (__ret) \
- : "d" (newval), "r" (__memp), \
- "r" ((char *) __memp + 4), "0" (oldval) \
- : "memory"); \
- __ret; })
-
-#define atomic_exchange_acq(mem, newvalue) \
- ({ __typeof (*(mem)) __result = *(mem); \
- if (sizeof (*(mem)) == 1) \
- __asm __volatile ("1: cas%.b %0,%2,%1;" \
- " jbne 1b" \
- : "=d" (__result), "+m" (*(mem)) \
- : "d" (newvalue), "0" (__result)); \
- else if (sizeof (*(mem)) == 2) \
- __asm __volatile ("1: cas%.w %0,%2,%1;" \
- " jbne 1b" \
- : "=d" (__result), "+m" (*(mem)) \
- : "d" (newvalue), "0" (__result)); \
- else if (sizeof (*(mem)) == 4) \
- __asm __volatile ("1: cas%.l %0,%2,%1;" \
- " jbne 1b" \
- : "=d" (__result), "+m" (*(mem)) \
- : "d" (newvalue), "0" (__result)); \
- else \
- { \
- __typeof (mem) __memp = (mem); \
- __asm __volatile ("1: cas2%.l %0:%R0,%1:%R1,(%2):(%3);" \
- " jbne 1b" \
- : "=d" (__result) \
- : "d" (newvalue), "r" (__memp), \
- "r" ((char *) __memp + 4), "0" (__result) \
- : "memory"); \
- } \
- __result; })
-
-#define atomic_exchange_and_add(mem, value) \
- ({ __typeof (*(mem)) __result = *(mem); \
- __typeof (*(mem)) __temp; \
- if (sizeof (*(mem)) == 1) \
- __asm __volatile ("1: move%.b %0,%2;" \
- " add%.b %3,%2;" \
- " cas%.b %0,%2,%1;" \
- " jbne 1b" \
- : "=d" (__result), "+m" (*(mem)), \
- "=&d" (__temp) \
- : "d" (value), "0" (__result)); \
- else if (sizeof (*(mem)) == 2) \
- __asm __volatile ("1: move%.w %0,%2;" \
- " add%.w %3,%2;" \
- " cas%.w %0,%2,%1;" \
- " jbne 1b" \
- : "=d" (__result), "+m" (*(mem)), \
- "=&d" (__temp) \
- : "d" (value), "0" (__result)); \
- else if (sizeof (*(mem)) == 4) \
- __asm __volatile ("1: move%.l %0,%2;" \
- " add%.l %3,%2;" \
- " cas%.l %0,%2,%1;" \
- " jbne 1b" \
- : "=d" (__result), "+m" (*(mem)), \
- "=&d" (__temp) \
- : "d" (value), "0" (__result)); \
- else \
- { \
- __typeof (mem) __memp = (mem); \
- __asm __volatile ("1: move%.l %0,%1;" \
- " move%.l %R0,%R1;" \
- " add%.l %2,%1;" \
- " addx%.l %R2,%R1;" \
- " cas2%.l %0:%R0,%1:%R1,(%3):(%4);" \
- " jbne 1b" \
- : "=d" (__result), "=&d" (__temp) \
- : "d" (value), "r" (__memp), \
- "r" ((char *) __memp + 4), "0" (__result) \
- : "memory"); \
- } \
- __result; })
-
-#define atomic_add(mem, value) \
- (void) ({ if (sizeof (*(mem)) == 1) \
- __asm __volatile ("add%.b %1,%0" \
- : "+m" (*(mem)) \
- : "id" (value)); \
- else if (sizeof (*(mem)) == 2) \
- __asm __volatile ("add%.w %1,%0" \
- : "+m" (*(mem)) \
- : "id" (value)); \
- else if (sizeof (*(mem)) == 4) \
- __asm __volatile ("add%.l %1,%0" \
- : "+m" (*(mem)) \
- : "id" (value)); \
- else \
- { \
- __typeof (mem) __memp = (mem); \
- __typeof (*(mem)) __oldval = *__memp; \
- __typeof (*(mem)) __temp; \
- __asm __volatile ("1: move%.l %0,%1;" \
- " move%.l %R0,%R1;" \
- " add%.l %2,%1;" \
- " addx%.l %R2,%R1;" \
- " cas2%.l %0:%R0,%1:%R1,(%3):(%4);" \
- " jbne 1b" \
- : "=d" (__oldval), "=&d" (__temp) \
- : "d" (value), "r" (__memp), \
- "r" ((char *) __memp + 4), "0" (__oldval) \
- : "memory"); \
- } \
- })
-
-#define atomic_increment_and_test(mem) \
- ({ char __result; \
- if (sizeof (*(mem)) == 1) \
- __asm __volatile ("addq%.b %#1,%1; seq %0" \
- : "=dm" (__result), "+m" (*(mem))); \
- else if (sizeof (*(mem)) == 2) \
- __asm __volatile ("addq%.w %#1,%1; seq %0" \
- : "=dm" (__result), "+m" (*(mem))); \
- else if (sizeof (*(mem)) == 4) \
- __asm __volatile ("addq%.l %#1,%1; seq %0" \
- : "=dm" (__result), "+m" (*(mem))); \
- else \
- { \
- __typeof (mem) __memp = (mem); \
- __typeof (*(mem)) __oldval = *__memp; \
- __typeof (*(mem)) __temp; \
- __asm __volatile ("1: move%.l %1,%2;" \
- " move%.l %R1,%R2;" \
- " addq%.l %#1,%2;" \
- " addx%.l %5,%R2;" \
- " seq %0;" \
- " cas2%.l %1:%R1,%2:%R2,(%3):(%4);" \
- " jbne 1b" \
- : "=&dm" (__result), "=d" (__oldval), \
- "=&d" (__temp) \
- : "r" (__memp), "r" ((char *) __memp + 4), \
- "d" (0), "1" (__oldval) \
- : "memory"); \
- } \
- __result; })
-
-#define atomic_decrement_and_test(mem) \
- ({ char __result; \
- if (sizeof (*(mem)) == 1) \
- __asm __volatile ("subq%.b %#1,%1; seq %0" \
- : "=dm" (__result), "+m" (*(mem))); \
- else if (sizeof (*(mem)) == 2) \
- __asm __volatile ("subq%.w %#1,%1; seq %0" \
- : "=dm" (__result), "+m" (*(mem))); \
- else if (sizeof (*(mem)) == 4) \
- __asm __volatile ("subq%.l %#1,%1; seq %0" \
- : "=dm" (__result), "+m" (*(mem))); \
- else \
- { \
- __typeof (mem) __memp = (mem); \
- __typeof (*(mem)) __oldval = *__memp; \
- __typeof (*(mem)) __temp; \
- __asm __volatile ("1: move%.l %1,%2;" \
- " move%.l %R1,%R2;" \
- " subq%.l %#1,%2;" \
- " subx%.l %5,%R2;" \
- " seq %0;" \
- " cas2%.l %1:%R1,%2:%R2,(%3):(%4);" \
- " jbne 1b" \
- : "=&dm" (__result), "=d" (__oldval), \
- "=&d" (__temp) \
- : "r" (__memp), "r" ((char *) __memp + 4), \
- "d" (0), "1" (__oldval) \
- : "memory"); \
- } \
- __result; })
-
-#define atomic_bit_set(mem, bit) \
- __asm __volatile ("bfset %0{%1,#1}" \
- : "+m" (*(mem)) \
- : "di" (sizeof (*(mem)) * 8 - (bit) - 1))
-
-#define atomic_bit_test_set(mem, bit) \
- ({ char __result; \
- __asm __volatile ("bfset %1{%2,#1}; sne %0" \
- : "=dm" (__result), "+m" (*(mem)) \
- : "di" (sizeof (*(mem)) * 8 - (bit) - 1)); \
- __result; })
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