Reduce number of atomic loads (#304)

outofforest · Dec 13, 2024 · 7069e9b · 7069e9b
1 parent 2d8f202
commit 7069e9b
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Showing 5 changed files with 88 additions and 78 deletions.
diff --git a/benchmark_test.go b/benchmark_test.go
@@ -34,7 +34,7 @@ import (
 
 func BenchmarkBalanceTransfer(b *testing.B) {
 	const (
-		numOfAddresses = 50_000_000
+		numOfAddresses = 5_000_000
 		txsPerCommit   = 20_000
 		balance        = 100_000
 	)

diff --git a/space/address.go b/space/address.go
@@ -1,6 +1,8 @@
 package space
 
 import (
+	"sync/atomic"
+
 	"github.com/outofforest/quantum/types"
 )
 
@@ -23,3 +25,11 @@ func isPointer(address types.VolatileAddress) bool {
 func isData(address types.VolatileAddress) bool {
 	return !isFree(address) && !isPointer(address)
 }
+
+func load(address *types.VolatileAddress) types.VolatileAddress {
+	return (types.VolatileAddress)(atomic.LoadUint64((*uint64)(address)))
+}
+
+func store(address *types.VolatileAddress, value types.VolatileAddress) {
+	atomic.StoreUint64((*uint64)(address), (uint64)(value))
+}