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-rw-r--r--core/sync/atomic.odin63
1 files changed, 51 insertions, 12 deletions
diff --git a/core/sync/atomic.odin b/core/sync/atomic.odin
index 9b2a0b3d1..6a9a1f9a3 100644
--- a/core/sync/atomic.odin
+++ b/core/sync/atomic.odin
@@ -21,7 +21,7 @@ strongest_failure_ordering :: inline proc "contextless" (order: Ordering) -> Ord
return .Relaxed;
}
-fence :: inline proc "contextless" (order: Ordering) {
+fence :: inline proc "contextless" ($order: Ordering) {
#complete switch order {
case .Relaxed: panic("there is no such thing as a relaxed fence");
case .Release: intrinsics.atomic_fence_rel();
@@ -33,7 +33,7 @@ fence :: inline proc "contextless" (order: Ordering) {
}
-atomic_store :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) {
+atomic_store :: inline proc "contextless" (dst: ^$T, val: T, $order: Ordering) {
#complete switch order {
case .Relaxed: intrinsics.atomic_store_relaxed(dst, val);
case .Release: intrinsics.atomic_store_rel(dst, val);
@@ -44,7 +44,7 @@ atomic_store :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) {
}
}
-atomic_load :: inline proc "contextless" (dst: ^$T, order: Ordering) -> T {
+atomic_load :: inline proc "contextless" (dst: ^$T, $order: Ordering) -> T {
#complete switch order {
case .Relaxed: return intrinsics.atomic_load_relaxed(dst);
case .Acquire: return intrinsics.atomic_load_acq(dst);
@@ -56,7 +56,7 @@ atomic_load :: inline proc "contextless" (dst: ^$T, order: Ordering) -> T {
return T{};
}
-atomic_swap :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T {
+atomic_swap :: inline proc "contextless" (dst: ^$T, val: T, $order: Ordering) -> T {
#complete switch order {
case .Relaxed: return intrinsics.atomic_xchg_relaxed(dst, val);
case .Release: return intrinsics.atomic_xchg_rel(dst, val);
@@ -68,7 +68,7 @@ atomic_swap :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) ->
return T{};
}
-atomic_compare_exchange :: inline proc "contextless" (dst: ^$T, old, new: T, success, failure: Ordering) -> (val: T, ok: bool) {
+atomic_compare_exchange :: inline proc "contextless" (dst: ^$T, old, new: T, $success, $failure: Ordering) -> (val: T, ok: bool) {
switch failure {
case .Relaxed:
switch success {
@@ -76,10 +76,12 @@ atomic_compare_exchange :: inline proc "contextless" (dst: ^$T, old, new: T, suc
case .Acquire: return intrinsics.atomic_cxchg_acq_failrelaxed(dst, old, new);
case .Acquire_Release: return intrinsics.atomic_cxchg_acqrel_failrelaxed(dst, old, new);
case .Sequentially_Consistent: return intrinsics.atomic_cxchg_failrelaxed(dst, old, new);
+ case .Release: return intrinsics.atomic_cxchg_rel(dst, old, new);
case: panic("an unknown ordering combination");
}
case .Acquire:
switch success {
+ case .Release: return intrinsics.atomic_cxchg_acqrel(dst, old, new);
case .Acquire: return intrinsics.atomic_cxchg_acq(dst, old, new);
case: panic("an unknown ordering combination");
}
@@ -91,14 +93,51 @@ atomic_compare_exchange :: inline proc "contextless" (dst: ^$T, old, new: T, suc
case .Acquire_Release:
panic("there is not such thing as an acquire/release failure ordering");
case .Release:
- panic("there is not such thing as an release failure ordering");
+ switch success {
+ case .Acquire: return instrinsics.atomic_cxchg_failacq(dst, old, new);
+ case: panic("an unknown ordering combination");
+ }
+ }
+ return T{}, false;
+
+}
+
+atomic_compare_exchange_weak :: inline proc "contextless" (dst: ^$T, old, new: T, $success, $failure: Ordering) -> (val: T, ok: bool) {
+ switch failure {
+ case .Relaxed:
+ switch success {
+ case .Relaxed: return intrinsics.atomic_cxchgweak_relaxed(dst, old, new);
+ case .Acquire: return intrinsics.atomic_cxchgweak_acq_failrelaxed(dst, old, new);
+ case .Acquire_Release: return intrinsics.atomic_cxchgweak_acqrel_failrelaxed(dst, old, new);
+ case .Sequentially_Consistent: return intrinsics.atomic_cxchgweak_failrelaxed(dst, old, new);
+ case .Release: return intrinsics.atomic_cxchgweak_rel(dst, old, new);
+ case: panic("an unknown ordering combination");
+ }
+ case .Acquire:
+ switch success {
+ case .Release: return intrinsics.atomic_cxchgweak_acqrel(dst, old, new);
+ case .Acquire: return intrinsics.atomic_cxchgweak_acq(dst, old, new);
+ case: panic("an unknown ordering combination");
+ }
+ case .Sequentially_Consistent:
+ switch success {
+ case .Sequentially_Consistent: return intrinsics.atomic_cxchgweak(dst, old, new);
+ case: panic("an unknown ordering combination");
+ }
+ case .Acquire_Release:
+ panic("there is not such thing as an acquire/release failure ordering");
+ case .Release:
+ switch success {
+ case .Acquire: return intrinsics.atomic_cxchgweak_failacq(dst, old, new);
+ case: panic("an unknown ordering combination");
+ }
}
return T{}, false;
}
-atomic_add :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T {
+atomic_add :: inline proc "contextless" (dst: ^$T, val: T, $order: Ordering) -> T {
#complete switch order {
case .Relaxed: return intrinsics.atomic_add_relaxed(dst, val);
case .Release: return intrinsics.atomic_add_rel(dst, val);
@@ -110,7 +149,7 @@ atomic_add :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T
return T{};
}
-atomic_sub :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T {
+atomic_sub :: inline proc "contextless" (dst: ^$T, val: T, $order: Ordering) -> T {
#complete switch order {
case .Relaxed: return intrinsics.atomic_sub_relaxed(dst, val);
case .Release: return intrinsics.atomic_sub_rel(dst, val);
@@ -122,7 +161,7 @@ atomic_sub :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T
return T{};
}
-atomic_and :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T {
+atomic_and :: inline proc "contextless" (dst: ^$T, val: T, $order: Ordering) -> T {
#complete switch order {
case .Relaxed: return intrinsics.atomic_and_relaxed(dst, val);
case .Release: return intrinsics.atomic_and_rel(dst, val);
@@ -134,7 +173,7 @@ atomic_and :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T
return T{};
}
-atomic_nand :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T {
+atomic_nand :: inline proc "contextless" (dst: ^$T, val: T, $order: Ordering) -> T {
#complete switch order {
case .Relaxed: return intrinsics.atomic_nand_relaxed(dst, val);
case .Release: return intrinsics.atomic_nand_rel(dst, val);
@@ -146,7 +185,7 @@ atomic_nand :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) ->
return T{};
}
-atomic_or :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T {
+atomic_or :: inline proc "contextless" (dst: ^$T, val: T, $order: Ordering) -> T {
#complete switch order {
case .Relaxed: return intrinsics.atomic_or_relaxed(dst, val);
case .Release: return intrinsics.atomic_or_rel(dst, val);
@@ -158,7 +197,7 @@ atomic_or :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T
return T{};
}
-atomic_xor :: inline proc "contextless" (dst: ^$T, val: T, order: Ordering) -> T {
+atomic_xor :: inline proc "contextless" (dst: ^$T, val: T, $order: Ordering) -> T {
#complete switch order {
case .Relaxed: return intrinsics.atomic_xor_relaxed(dst, val);
case .Release: return intrinsics.atomic_xor_rel(dst, val);
generated by cgit v1.2.3 (git 2.39.1) at 2026-02-15 16:09:35 +0000