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Configure memory, 32-bit WAL. (#170)

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This commit is contained in:
Nuno Cruces
2024-10-17 13:04:23 +01:00
committed by GitHub
parent 50c8517603
commit c900889848
21 changed files with 47 additions and 83 deletions
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9
internal/util/mmap.go
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@@ -1,4 +1,4 @@
//go:build unix && (amd64 || arm64 || riscv64 || ppc64le) && !(sqlite3_noshm || sqlite3_nosys)
//go:build unix && (386 || arm || amd64 || arm64 || riscv64 || ppc64le) && !(sqlite3_noshm || sqlite3_nosys)
package util
@@ -7,17 +7,10 @@ import (
"os"
"unsafe"
"github.com/ncruces/go-sqlite3/internal/alloc"
"github.com/tetratelabs/wazero/api"
"github.com/tetratelabs/wazero/experimental"
"golang.org/x/sys/unix"
)
func withAllocator(ctx context.Context) context.Context {
return experimental.WithMemoryAllocator(ctx,
experimental.MemoryAllocatorFunc(alloc.Virtual))
}
type mmapState struct {
regions []*MappedRegion
}

19
internal/util/mmap_other.go
View File

@@ -1,22 +1,5 @@
//go:build !unix || !(amd64 || arm64 || riscv64 || ppc64le) || sqlite3_noshm || sqlite3_nosys
//go:build !unix || !(386 || arm || amd64 || arm64 || riscv64 || ppc64le) || sqlite3_noshm || sqlite3_nosys
package util
import (
"context"
"github.com/ncruces/go-sqlite3/internal/alloc"
"github.com/tetratelabs/wazero/experimental"
)
type mmapState struct{}
func withAllocator(ctx context.Context) context.Context {
return experimental.WithMemoryAllocator(ctx,
experimental.MemoryAllocatorFunc(func(cap, max uint64) experimental.LinearMemory {
if cap == max {
return alloc.Virtual(cap, max)
}
return alloc.Slice(cap, max)
}))
}

3
internal/util/module.go
View File

@@ -3,6 +3,7 @@ package util
import (
"context"
"github.com/ncruces/go-sqlite3/internal/alloc"
"github.com/tetratelabs/wazero/experimental"
)
@@ -14,7 +15,7 @@ type moduleState struct {
func NewContext(ctx context.Context) context.Context {
state := new(moduleState)
ctx = withAllocator(ctx)
ctx = experimental.WithMemoryAllocator(ctx, experimental.MemoryAllocatorFunc(alloc.NewMemory))
ctx = experimental.WithCloseNotifier(ctx, state)
ctx = context.WithValue(ctx, moduleKey{}, state)
return ctx