* sysdeps/sh/bits/atomic.h: Moved to ...

	* sysdeps/unix/sysv/linux/sh/bits/atomic.h: ... here.  Add comments.
	(__arch_compare_and_exchange_val_*_acq): Add parens around macro
        arguments.
	(atomic_bit_set, atomic_bit_test_set): Likewise.
	(atomic_exchange_and_add): Likewise.  Don't evaluate VALUE argument
	twice.
	(atomic_add, atomic_add_negative, atomic_add_zero): Likewise.

1 files changed, 0 insertions, 402 deletions

diff --git a/sysdeps/sh/bits/atomic.h b/sysdeps/sh/bits/atomic.h
deleted file mode 100644
index d3725fc..0000000
--- a/sysdeps/sh/bits/atomic.h
+++ /dev/null
@@ -1,402 +0,0 @@
-/* Copyright (C) 2003 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   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) __result; \
-     __asm __volatile ("\
-	.align 2\n\
-	mova 1f,r0\n\
-	nop\n\
-	mov r15,r1\n\
-	mov #-8,r15\n\
-     0: mov.b @%1,%0\n\
-	cmp/eq %0,%3\n\
-	bf 1f\n\
-	mov.b %2,@%1\n\
-     1: mov r1,r15"\
-	: "=&r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
-	: "r0", "r1", "t", "memory"); \
-     __result; })
-
-#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \
-  ({ __typeof (*mem) __result; \
-     __asm __volatile ("\
-	.align 2\n\
-	mova 1f,r0\n\
-	nop\n\
-	mov r15,r1\n\
-	mov #-8,r15\n\
-     0: mov.w @%1,%0\n\
-	cmp/eq %0,%3\n\
-	bf 1f\n\
-	mov.w %2,@%1\n\
-     1: mov r1,r15"\
-	: "=&r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
-	: "r0", "r1", "t", "memory"); \
-     __result; })
-
-#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \
-  ({ __typeof (*mem) __result; \
-     __asm __volatile ("\
-	.align 2\n\
-	mova 1f,r0\n\
-	nop\n\
-	mov r15,r1\n\
-	mov #-8,r15\n\
-     0: mov.l @%1,%0\n\
-	cmp/eq %0,%3\n\
-	bf 1f\n\
-	mov.l %2,@%1\n\
-     1: mov r1,r15"\
-	: "=&r" (__result) : "r" (mem), "r" (newval), "r" (oldval) \
-	: "r0", "r1", "t", "memory"); \
-     __result; })
-
-/* XXX We do not really need 64-bit compare-and-exchange.  At least
-   not in the moment.  Using it would mean causing portability
-   problems since not many other 32-bit architectures have support for
-   such an operation.  So don't define any code for now.  */
-
-# define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \
-  (abort (), 0)
-
-#define atomic_exchange_and_add(mem, value) \
-  ({ __typeof (*mem) __result; \
-     __typeof (value) __value; \
-     if (sizeof (*mem) == 1) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.b @%2,%0\n\
-	  add %0,%1\n\
-	  mov.b %1,@%2\n\
-       1: mov r1,r15"\
-	: "=&r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "memory"); \
-     else if (sizeof (*mem) == 2) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.w @%2,%0\n\
-	  add %0,%1\n\
-	  mov.w %1,@%2\n\
-       1: mov r1,r15"\
-	: "=&r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "memory"); \
-     else if (sizeof (*mem) == 4) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.l @%2,%0\n\
-	  add %0,%1\n\
-	  mov.l %1,@%2\n\
-       1: mov r1,r15"\
-	: "=&r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "memory"); \
-     else \
-       { \
-	 __typeof (value) addval = (value); \
-	 __typeof (mem) memp = (mem); \
-	 do \
-	   __result = *memp; \
-	 while (__arch_compare_and_exchange_val_64_acq \
-		 (memp,	__result + addval, __result) == __result); \
-	 (void) addval; \
-       } \
-     __result; })
-
-#define atomic_add(mem, value) \
-  (void) ({ __typeof (value) __value; \
-	    if (sizeof (*mem) == 1) \
-	      __asm __volatile ("\
-		.align 2\n\
-		mova 1f,r0\n\
-		mov r15,r1\n\
-		mov #-6,r15\n\
-	     0: mov.b @%1,r2\n\
-		add r2,%0\n\
-		mov.b %0,@%1\n\
-	     1: mov r1,r15"\
-		: "=&r" (__value) : "r" (mem), "0" (value) \
-		: "r0", "r1", "r2", "memory"); \
-	    else if (sizeof (*mem) == 2) \
-	      __asm __volatile ("\
-		.align 2\n\
-		mova 1f,r0\n\
-		mov r15,r1\n\
-		mov #-6,r15\n\
-	     0: mov.w @%1,r2\n\
-		add r2,%0\n\
-		mov.w %0,@%1\n\
-	     1: mov r1,r15"\
-		: "=&r" (__value) : "r" (mem), "0" (value) \
-		: "r0", "r1", "r2", "memory"); \
-	    else if (sizeof (*mem) == 4) \
-	      __asm __volatile ("\
-		.align 2\n\
-		mova 1f,r0\n\
-		mov r15,r1\n\
-		mov #-6,r15\n\
-	     0: mov.l @%1,r2\n\
-		add r2,%0\n\
-		mov.l %0,@%1\n\
-	     1: mov r1,r15"\
-		: "=&r" (__value) : "r" (mem), "0" (value) \
-		: "r0", "r1", "r2", "memory"); \
-	    else \
-	      { \
-		__typeof (value) addval = (value); \
-		__typeof (*mem) oldval; \
-		__typeof (mem) memp = (mem); \
-		do \
-		  oldval = *memp; \
-		while (__arch_compare_and_exchange_val_64_acq \
-			(memp, oldval + addval, oldval) == oldval); \
-		(void) addval; \
-	      } \
-	    })
-
-#define atomic_add_negative(mem, value) \
-  ({ unsigned char __result; \
-     __typeof (value) __value; \
-     if (sizeof (*mem) == 1) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.b @%2,r2\n\
-	  add r2,%1\n\
-	  mov.b %1,@%2\n\
-       1: mov r1,r15\n\
-	  shal %1\n\
-	  movt %0"\
-	: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "r2", "t", "memory"); \
-     else if (sizeof (*mem) == 2) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.w @%2,r2\n\
-	  add r2,%1\n\
-	  mov.w %1,@%2\n\
-       1: mov r1,r15\n\
-	  shal %1\n\
-	  movt %0"\
-	: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "r2", "t", "memory"); \
-     else if (sizeof (*mem) == 4) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.l @%2,r2\n\
-	  add r2,%1\n\
-	  mov.l %1,@%2\n\
-       1: mov r1,r15\n\
-	  shal %1\n\
-	  movt %0"\
-	: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "r2", "t", "memory"); \
-     else \
-       abort (); \
-     __result; })
-
-#define atomic_add_zero(mem, value) \
-  ({ unsigned char __result; \
-     __typeof (value) __value; \
-     if (sizeof (*mem) == 1) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.b @%2,r2\n\
-	  add r2,%1\n\
-	  mov.b %1,@%2\n\
-       1: mov r1,r15\n\
-	  tst %1,%1\n\
-	  movt %0"\
-	: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "r2", "t", "memory"); \
-     else if (sizeof (*mem) == 2) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.w @%2,r2\n\
-	  add r2,%1\n\
-	  mov.w %1,@%2\n\
-       1: mov r1,r15\n\
-	  tst %1,%1\n\
-	  movt %0"\
-	: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "r2", "t", "memory"); \
-     else if (sizeof (*mem) == 4) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  mov r15,r1\n\
-	  mov #-6,r15\n\
-       0: mov.l @%2,r2\n\
-	  add r2,%1\n\
-	  mov.l %1,@%2\n\
-       1: mov r1,r15\n\
-	  tst %1,%1\n\
-	  movt %0"\
-	: "=r" (__result), "=&r" (__value) : "r" (mem), "1" (value) \
-	: "r0", "r1", "r2", "t", "memory"); \
-     else \
-       abort (); \
-     __result; })
-
-#define atomic_increment_and_test(mem) atomic_add_zero((mem), 1)
-#define atomic_decrement_and_test(mem) atomic_add_zero((mem), -1)
-
-#define atomic_bit_set(mem, bit) \
-  (void) ({ unsigned int __mask = 1 << (bit); \
-	    if (sizeof (*mem) == 1) \
-	      __asm __volatile ("\
-		.align 2\n\
-		mova 1f,r0\n\
-		mov r15,r1\n\
-		mov #-6,r15\n\
-	     0: mov.b @%0,r2\n\
-		or %1,r2\n\
-		mov.b r2,@%0\n\
-	     1: mov r1,r15"\
-		: : "r" (mem), "r" (__mask) \
-		: "r0", "r1", "r2", "memory"); \
-	    else if (sizeof (*mem) == 2) \
-	      __asm __volatile ("\
-		.align 2\n\
-		mova 1f,r0\n\
-		mov r15,r1\n\
-		mov #-6,r15\n\
-	     0: mov.w @%0,r2\n\
-		or %1,r2\n\
-		mov.w r2,@%0\n\
-	     1: mov r1,r15"\
-		: : "r" (mem), "r" (__mask) \
-		: "r0", "r1", "r2", "memory"); \
-	    else if (sizeof (*mem) == 4) \
-	      __asm __volatile ("\
-		.align 2\n\
-		mova 1f,r0\n\
-		mov r15,r1\n\
-		mov #-6,r15\n\
-	     0: mov.l @%0,r2\n\
-		or %1,r2\n\
-		mov.l r2,@%0\n\
-	     1: mov r1,r15"\
-		: : "r" (mem), "r" (__mask) \
-		: "r0", "r1", "r2", "memory"); \
-	    else \
-	      abort (); \
-	    })
-
-#define atomic_bit_test_set(mem, bit) \
-  ({ unsigned int __mask = 1 << (bit); \
-     unsigned int __result = __mask; \
-     if (sizeof (*mem) == 1) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  nop\n\
-	  mov r15,r1\n\
-	  mov #-8,r15\n\
-       0: mov.b @%2,r2\n\
-	  or r2,%1\n\
-	  and r2,%0\n\
-	  mov.b %1,@%2\n\
-       1: mov r1,r15"\
-	: "=&r" (__result), "=&r" (__mask) \
-	: "r" (mem), "0" (__result), "1" (__mask) \
-	: "r0", "r1", "r2", "memory"); \
-     else if (sizeof (*mem) == 2) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  nop\n\
-	  mov r15,r1\n\
-	  mov #-8,r15\n\
-       0: mov.w @%2,r2\n\
-	  or r2,%1\n\
-	  and r2,%0\n\
-	  mov.w %1,@%2\n\
-       1: mov r1,r15"\
-	: "=&r" (__result), "=&r" (__mask) \
-	: "r" (mem), "0" (__result), "1" (__mask) \
-	: "r0", "r1", "r2", "memory"); \
-     else if (sizeof (*mem) == 4) \
-       __asm __volatile ("\
-	  .align 2\n\
-	  mova 1f,r0\n\
-	  nop\n\
-	  mov r15,r1\n\
-	  mov #-8,r15\n\
-       0: mov.l @%2,r2\n\
-	  or r2,%1\n\
-	  and r2,%0\n\
-	  mov.l %1,@%2\n\
-       1: mov r1,r15"\
-	: "=&r" (__result), "=&r" (__mask) \
-	: "r" (mem), "0" (__result), "1" (__mask) \
-	: "r0", "r1", "r2", "memory"); \
-     else \
-       abort (); \
-     __result; })