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Add volatile modifier for CP15 accessors 

Add volatile modifier to prevent ARM compiler to remove inline function calls for __set_CP and __get_CP.
pull/7139/head
Toyomasa Watarai 2018-06-07 13:56:01 +09:00
parent 4fcaa56b77
commit c37875c690
1 changed files with 2 additions and 2 deletions
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4
cmsis/TARGET_CORTEX_A/cmsis_armcc.h
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@ -451,8 +451,8 @@ __STATIC_INLINE void __set_FPEXC(uint32_t fpexc)
* Include common core functions to access Coprocessor 15 registers
*/
#define __get_CP(cp, op1, Rt, CRn, CRm, op2) do { register uint32_t tmp __ASM("cp" # cp ":" # op1 ":c" # CRn ":c" # CRm ":" # op2); (Rt) = tmp; } while(0)
#define __set_CP(cp, op1, Rt, CRn, CRm, op2) do { register uint32_t tmp __ASM("cp" # cp ":" # op1 ":c" # CRn ":c" # CRm ":" # op2); tmp = (Rt); } while(0)
#define __get_CP(cp, op1, Rt, CRn, CRm, op2) do { register volatile uint32_t tmp __ASM("cp" # cp ":" # op1 ":c" # CRn ":c" # CRm ":" # op2); (Rt) = tmp; } while(0)
#define __set_CP(cp, op1, Rt, CRn, CRm, op2) do { register volatile uint32_t tmp __ASM("cp" # cp ":" # op1 ":c" # CRn ":c" # CRm ":" # op2); tmp = (Rt); } while(0)
#define __get_CP64(cp, op1, Rt, CRm) \
do { \
uint32_t ltmp, htmp; \