summaryrefslogtreecommitdiffstats
path: root/include/asm-sh/atomic-grb.h
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2008-07-29 08:09:44 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-07-29 08:09:44 +0900
commitf15cbe6f1a4b4d9df59142fc8e4abb973302cf44 (patch)
tree774d7b11abaaf33561ab8268bf51ddd9ceb79025 /include/asm-sh/atomic-grb.h
parent25326277d8d1393d1c66240e6255aca780f9e3eb (diff)
sh: migrate to arch/sh/include/
This follows the sparc changes a439fe51a1f8eb087c22dd24d69cebae4a3addac. Most of the moving about was done with Sam's directions at: http://marc.info/?l=linux-sh&m=121724823706062&w=2 with subsequent hacking and fixups entirely my fault. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/atomic-grb.h')
-rw-r--r--include/asm-sh/atomic-grb.h169
1 files changed, 0 insertions, 169 deletions
diff --git a/include/asm-sh/atomic-grb.h b/include/asm-sh/atomic-grb.h
deleted file mode 100644
index 4c5b7dbfced..00000000000
--- a/include/asm-sh/atomic-grb.h
+++ /dev/null
@@ -1,169 +0,0 @@
-#ifndef __ASM_SH_ATOMIC_GRB_H
-#define __ASM_SH_ATOMIC_GRB_H
-
-static inline void atomic_add(int i, atomic_t *v)
-{
- int tmp;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t" /* r0 = end point */
- " mov r15, r1 \n\t" /* r1 = saved sp */
- " mov #-6, r15 \n\t" /* LOGIN: r15 = size */
- " mov.l @%1, %0 \n\t" /* load old value */
- " add %2, %0 \n\t" /* add */
- " mov.l %0, @%1 \n\t" /* store new value */
- "1: mov r1, r15 \n\t" /* LOGOUT */
- : "=&r" (tmp),
- "+r" (v)
- : "r" (i)
- : "memory" , "r0", "r1");
-}
-
-static inline void atomic_sub(int i, atomic_t *v)
-{
- int tmp;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t" /* r0 = end point */
- " mov r15, r1 \n\t" /* r1 = saved sp */
- " mov #-6, r15 \n\t" /* LOGIN: r15 = size */
- " mov.l @%1, %0 \n\t" /* load old value */
- " sub %2, %0 \n\t" /* sub */
- " mov.l %0, @%1 \n\t" /* store new value */
- "1: mov r1, r15 \n\t" /* LOGOUT */
- : "=&r" (tmp),
- "+r" (v)
- : "r" (i)
- : "memory" , "r0", "r1");
-}
-
-static inline int atomic_add_return(int i, atomic_t *v)
-{
- int tmp;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t" /* r0 = end point */
- " mov r15, r1 \n\t" /* r1 = saved sp */
- " mov #-6, r15 \n\t" /* LOGIN: r15 = size */
- " mov.l @%1, %0 \n\t" /* load old value */
- " add %2, %0 \n\t" /* add */
- " mov.l %0, @%1 \n\t" /* store new value */
- "1: mov r1, r15 \n\t" /* LOGOUT */
- : "=&r" (tmp),
- "+r" (v)
- : "r" (i)
- : "memory" , "r0", "r1");
-
- return tmp;
-}
-
-static inline int atomic_sub_return(int i, atomic_t *v)
-{
- int tmp;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t" /* r0 = end point */
- " mov r15, r1 \n\t" /* r1 = saved sp */
- " mov #-6, r15 \n\t" /* LOGIN: r15 = size */
- " mov.l @%1, %0 \n\t" /* load old value */
- " sub %2, %0 \n\t" /* sub */
- " mov.l %0, @%1 \n\t" /* store new value */
- "1: mov r1, r15 \n\t" /* LOGOUT */
- : "=&r" (tmp),
- "+r" (v)
- : "r" (i)
- : "memory", "r0", "r1");
-
- return tmp;
-}
-
-static inline void atomic_clear_mask(unsigned int mask, atomic_t *v)
-{
- int tmp;
- unsigned int _mask = ~mask;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t" /* r0 = end point */
- " mov r15, r1 \n\t" /* r1 = saved sp */
- " mov #-6, r15 \n\t" /* LOGIN: r15 = size */
- " mov.l @%1, %0 \n\t" /* load old value */
- " and %2, %0 \n\t" /* add */
- " mov.l %0, @%1 \n\t" /* store new value */
- "1: mov r1, r15 \n\t" /* LOGOUT */
- : "=&r" (tmp),
- "+r" (v)
- : "r" (_mask)
- : "memory" , "r0", "r1");
-}
-
-static inline void atomic_set_mask(unsigned int mask, atomic_t *v)
-{
- int tmp;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t" /* r0 = end point */
- " mov r15, r1 \n\t" /* r1 = saved sp */
- " mov #-6, r15 \n\t" /* LOGIN: r15 = size */
- " mov.l @%1, %0 \n\t" /* load old value */
- " or %2, %0 \n\t" /* or */
- " mov.l %0, @%1 \n\t" /* store new value */
- "1: mov r1, r15 \n\t" /* LOGOUT */
- : "=&r" (tmp),
- "+r" (v)
- : "r" (mask)
- : "memory" , "r0", "r1");
-}
-
-static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
-{
- int ret;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t"
- " nop \n\t"
- " mov r15, r1 \n\t"
- " mov #-8, r15 \n\t"
- " mov.l @%1, %0 \n\t"
- " cmp/eq %2, %0 \n\t"
- " bf 1f \n\t"
- " mov.l %3, @%1 \n\t"
- "1: mov r1, r15 \n\t"
- : "=&r" (ret)
- : "r" (v), "r" (old), "r" (new)
- : "memory" , "r0", "r1" , "t");
-
- return ret;
-}
-
-static inline int atomic_add_unless(atomic_t *v, int a, int u)
-{
- int ret;
- unsigned long tmp;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t"
- " nop \n\t"
- " mov r15, r1 \n\t"
- " mov #-12, r15 \n\t"
- " mov.l @%2, %1 \n\t"
- " mov %1, %0 \n\t"
- " cmp/eq %4, %0 \n\t"
- " bt/s 1f \n\t"
- " add %3, %1 \n\t"
- " mov.l %1, @%2 \n\t"
- "1: mov r1, r15 \n\t"
- : "=&r" (ret), "=&r" (tmp)
- : "r" (v), "r" (a), "r" (u)
- : "memory" , "r0", "r1" , "t");
-
- return ret != u;
-}
-#endif /* __ASM_SH_ATOMIC_GRB_H */