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zig.h: fixup pointer atomic load definitions

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This commit is contained in:
kcbanner
2024-07-25 18:43:10 -04:00
committed by Jacob Young
parent 1240134c8b
commit 2a0238e5e3
2 changed files with 48 additions and 8 deletions
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28
lib/zig.h
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@@ -3828,8 +3828,18 @@ static inline void zig_msvc_atomic_store_p32(void volatile* obj, void* arg) {
(void)_InterlockedExchangePointer(obj, arg); (void)_InterlockedExchangePointer(obj, arg);
} }
static inline void* zig_msvc_atomic_load_p32(void volatile* obj) { static inline void* zig_msvc_atomic_load_zig_memory_order_relaxed_p32(void volatile* obj) {
return (void*)_InterlockedExchangeAdd(obj, 0); return (void*)__iso_volatile_load32(obj);
}
static inline void* zig_msvc_atomic_load_zig_memory_order_acquire_p32(void volatile* obj) {
void* val = (void*)__iso_volatile_load32(obj);
_ReadWriteBarrier();
return val;
}
static inline void* zig_msvc_atomic_load_zig_memory_order_seq_cst_p32(void volatile* obj) {
return zig_msvc_atomic_load_zig_memory_order_acquire_p32(obj);
} }
static inline bool zig_msvc_cmpxchg_p32(void volatile* obj, void* expected, void* desired) { static inline bool zig_msvc_cmpxchg_p32(void volatile* obj, void* expected, void* desired) {
@@ -3848,8 +3858,18 @@ static inline void zig_msvc_atomic_store_p64(void volatile* obj, void* arg) {
(void)_InterlockedExchangePointer(obj, arg); (void)_InterlockedExchangePointer(obj, arg);
} }
static inline void* zig_msvc_atomic_load_p64(void volatile* obj) { static inline void* zig_msvc_atomic_load_zig_memory_order_relaxed_p64(void volatile* obj) {
return (void*)_InterlockedExchangeAdd64(obj, 0); return (void*)__iso_volatile_load64(obj);
}
static inline void* zig_msvc_atomic_load_zig_memory_order_acquire_p64(void volatile* obj) {
void* val = (void*)__iso_volatile_load64(obj);
_ReadWriteBarrier();
return val;
}
static inline void* zig_msvc_atomic_load_zig_memory_order_seq_cst_p64(void volatile* obj) {
return zig_msvc_atomic_load_zig_memory_order_acquire_p64(obj);
} }
static inline bool zig_msvc_cmpxchg_p64(void volatile* obj, void* expected, void* desired) { static inline bool zig_msvc_cmpxchg_p64(void volatile* obj, void* expected, void* desired) {

28
stage1/zig.h
View File

@@ -3828,8 +3828,18 @@ static inline void zig_msvc_atomic_store_p32(void volatile* obj, void* arg) {
(void)_InterlockedExchangePointer(obj, arg); (void)_InterlockedExchangePointer(obj, arg);
} }
static inline void* zig_msvc_atomic_load_p32(void volatile* obj) { static inline void* zig_msvc_atomic_load_zig_memory_order_relaxed_p32(void volatile* obj) {
return (void*)_InterlockedExchangeAdd(obj, 0); return (void*)__iso_volatile_load32(obj);
}
static inline void* zig_msvc_atomic_load_zig_memory_order_acquire_p32(void volatile* obj) {
void* val = (void*)__iso_volatile_load32(obj);
_ReadWriteBarrier();
return val;
}
static inline void* zig_msvc_atomic_load_zig_memory_order_seq_cst_p32(void volatile* obj) {
return zig_msvc_atomic_load_zig_memory_order_acquire_p32(obj);
} }
static inline bool zig_msvc_cmpxchg_p32(void volatile* obj, void* expected, void* desired) { static inline bool zig_msvc_cmpxchg_p32(void volatile* obj, void* expected, void* desired) {
@@ -3848,8 +3858,18 @@ static inline void zig_msvc_atomic_store_p64(void volatile* obj, void* arg) {
(void)_InterlockedExchangePointer(obj, arg); (void)_InterlockedExchangePointer(obj, arg);
} }
static inline void* zig_msvc_atomic_load_p64(void volatile* obj) { static inline void* zig_msvc_atomic_load_zig_memory_order_relaxed_p64(void volatile* obj) {
return (void*)_InterlockedExchangeAdd64(obj, 0); return (void*)__iso_volatile_load64(obj);
}
static inline void* zig_msvc_atomic_load_zig_memory_order_acquire_p64(void volatile* obj) {
void* val = (void*)__iso_volatile_load64(obj);
_ReadWriteBarrier();
return val;
}
static inline void* zig_msvc_atomic_load_zig_memory_order_seq_cst_p64(void volatile* obj) {
return zig_msvc_atomic_load_zig_memory_order_acquire_p64(obj);
} }
static inline bool zig_msvc_cmpxchg_p64(void volatile* obj, void* expected, void* desired) { static inline bool zig_msvc_cmpxchg_p64(void volatile* obj, void* expected, void* desired) {