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libc/arch_atomic: add FAR to pointers.

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Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
This commit is contained in:
wangbowen6
2022-04-28 21:27:50 +08:00
committed by Xiang Xiao
parent ea164f28b8
commit dcb440a4d9
1 changed files with 56 additions and 49 deletions
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libs/libc/machine/arch_atomic.c
+56 -49
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@@ -34,59 +34,60 @@
#define STORE(n, type) \
\
void __atomic_store_ ## n (volatile void *ptr, \
void __atomic_store_ ## n (FAR volatile void *ptr, \
type value, \
int memorder) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
\
*(type *)ptr = value; \
*(FAR type *)ptr = value; \
\
spin_unlock_irqrestore(NULL, irqstate); \
}
#define LOAD(n, type) \
\
type __atomic_load_ ## n (const volatile void *ptr, \
type __atomic_load_ ## n (FAR const volatile void *ptr, \
int memorder) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
\
type ret = *(type *)ptr; \
type ret = *(FAR type *)ptr; \
\
spin_unlock_irqrestore(NULL, irqstate); \
return ret; \
return ret; \
}
#define EXCHANGE(n, type) \
\
type __atomic_exchange_ ## n (volatile void *ptr, \
type __atomic_exchange_ ## n (FAR volatile void *ptr, \
type value, \
int memorder) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
\
type ret = *tmp; \
*tmp = value; \
\
spin_unlock_irqrestore(NULL, irqstate); \
return ret; \
return ret; \
}
#define CMP_EXCHANGE(n, type) \
\
bool __atomic_compare_exchange_ ## n (volatile void *mem,\
void *expect, \
type desired, \
bool weak, \
int success, \
int failure) \
bool __atomic_compare_exchange_ ## n ( \
FAR volatile void *mem, \
FAR void *expect, \
type desired, \
bool weak, \
int success, \
int failure) \
{ \
bool ret = false; \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmpmem = (type *)mem; \
type *tmpexp = (type *)expect; \
FAR type *tmpmem = (FAR type *)mem; \
FAR type *tmpexp = (FAR type *)expect; \
\
if (*tmpmem == *tmpexp) \
{ \
@@ -99,17 +100,17 @@
} \
\
spin_unlock_irqrestore(NULL, irqstate); \
return ret; \
return ret; \
}
#define FETCH_ADD(n, type) \
\
type __atomic_fetch_add_ ## n (volatile void *ptr, \
type __atomic_fetch_add_ ## n (FAR volatile void *ptr, \
type value, \
int memorder) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
type ret = *tmp; \
\
*tmp = *tmp + value; \
@@ -120,12 +121,12 @@
#define FETCH_SUB(n, type) \
\
type __atomic_fetch_sub_ ## n (volatile void *ptr, \
type __atomic_fetch_sub_ ## n (FAR volatile void *ptr, \
type value, \
int memorder) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
type ret = *tmp; \
\
*tmp = *tmp - value; \
@@ -136,12 +137,12 @@
#define FETCH_AND(n, type) \
\
type __atomic_fetch_and_ ## n (volatile void *ptr, \
type __atomic_fetch_and_ ## n (FAR volatile void *ptr, \
type value, \
int memorder) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
type ret = *tmp; \
\
*tmp = *tmp & value; \
@@ -152,12 +153,12 @@
#define FETCH_OR(n, type) \
\
type __atomic_fetch_or_ ## n (volatile void *ptr, \
type __atomic_fetch_or_ ## n (FAR volatile void *ptr, \
type value, \
int memorder) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
type ret = *tmp; \
\
*tmp = *tmp | value; \
@@ -168,12 +169,12 @@
#define FETCH_XOR(n, type) \
\
type __atomic_fetch_xor_ ## n (volatile void *ptr, \
type __atomic_fetch_xor_ ## n (FAR volatile void *ptr, \
type value, \
int memorder) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
type ret = *tmp; \
\
*tmp = *tmp ^ value; \
@@ -184,11 +185,12 @@
#define SYNC_ADD_FETCH(n, type) \
\
type __sync_add_and_fetch_ ## n (volatile void *ptr, \
type value) \
type __sync_add_and_fetch_ ## n ( \
FAR volatile void *ptr, \
type value) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
\
*tmp = *tmp + value; \
\
@@ -198,11 +200,12 @@
#define SYNC_SUB_FETCH(n, type) \
\
type __sync_sub_and_fetch_ ## n (volatile void *ptr, \
type value) \
type __sync_sub_and_fetch_ ## n ( \
FAR volatile void *ptr, \
type value) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
\
*tmp = *tmp - value; \
\
@@ -212,11 +215,12 @@
#define SYNC_OR_FETCH(n, type) \
\
type __sync_or_and_fetch_ ## n (volatile void *ptr, \
type value) \
type __sync_or_and_fetch_ ## n ( \
FAR volatile void *ptr, \
type value) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
\
*tmp = *tmp | value; \
\
@@ -226,11 +230,12 @@
#define SYNC_AND_FETCH(n, type) \
\
type __sync_and_and_fetch_ ## n (volatile void *ptr, \
type value) \
type __sync_and_and_fetch_ ## n ( \
FAR volatile void *ptr, \
type value) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
\
*tmp = *tmp & value; \
\
@@ -240,11 +245,12 @@
#define SYNC_XOR_FETCH(n, type) \
\
type __sync_xor_and_fetch_ ## n (volatile void *ptr, \
type value) \
type __sync_xor_and_fetch_ ## n ( \
FAR volatile void *ptr, \
type value) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
\
*tmp = *tmp ^ value; \
\
@@ -254,11 +260,12 @@
#define SYNC_NAND_FETCH(n, type) \
\
type __sync_nand_and_fetch_ ## n (volatile void *ptr, \
type value) \
type __sync_nand_and_fetch_ ## n ( \
FAR volatile void *ptr, \
type value) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
\
*tmp = ~(*tmp & value); \
\
@@ -269,13 +276,13 @@
#define SYNC_BOOL_CMP_SWAP(n, type) \
\
bool __sync_bool_compare_and_swap_ ## n ( \
volatile void *ptr, \
FAR volatile void *ptr, \
type oldvalue, \
type newvalue) \
{ \
bool ret = false; \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
\
if (*tmp == oldvalue) \
{ \
@@ -290,12 +297,12 @@
#define SYNC_VAL_CMP_SWAP(n, type) \
\
type __sync_val_compare_and_swap_ ## n ( \
volatile void *ptr, \
FAR volatile void *ptr, \
type oldvalue, \
type newvalue) \
{ \
irqstate_t irqstate = spin_lock_irqsave(NULL); \
type *tmp = (type *)ptr; \
FAR type *tmp = (FAR type *)ptr; \
type ret = *tmp; \
\
if (*tmp == oldvalue) \