From 59f79e8e74a46434e9ac6ce39273ae5472df1ef6 Mon Sep 17 00:00:00 2001
From: Nuno Cruces <ncruces@users.noreply.github.com>
Date: Tue, 2 May 2023 01:05:41 +0100
Subject: [PATCH] Optimize calls.

---
 module.go      | 8 ++++----
 module_test.go | 4 ++--
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/module.go b/module.go
index 85e04d4..7ecc2a8 100644
--- a/module.go
+++ b/module.go
@@ -79,7 +79,7 @@ type module struct {
 	mod api.Module
 	vfs io.Closer
 	api sqliteAPI
-	arg []uint64
+	arg [8]uint64
 }
 
 func newModule(mod api.Module) (m *module, err error) {
@@ -205,14 +205,14 @@ func (m *module) error(rc uint64, handle uint32, sql ...string) error {
 }
 
 func (m *module) call(fn api.Function, params ...uint64) []uint64 {
-	m.arg = append(m.arg[:0], params...)
-	r, err := fn.Call(m.ctx, m.arg...)
+	copy(m.arg[:], params)
+	err := fn.CallWithStack(m.ctx, m.arg[:])
 	if err != nil {
 		// The module closed or panicked; release resources.
 		m.vfs.Close()
 		panic(err)
 	}
-	return r
+	return m.arg[:]
 }
 
 func (m *module) free(ptr uint32) {
diff --git a/module_test.go b/module_test.go
index 32a55ea..9587dbe 100644
--- a/module_test.go
+++ b/module_test.go
@@ -26,14 +26,14 @@ func TestConn_error_OOM(t *testing.T) {
 	t.Error("want panic")
 }
 
-func TestConn_call_nil(t *testing.T) {
+func TestConn_call_closed(t *testing.T) {
 	t.Parallel()
 
 	m, err := instantiateModule()
 	if err != nil {
 		t.Fatal(err)
 	}
-	defer m.close()
+	m.close()
 
 	defer func() { _ = recover() }()
 	m.call(m.api.free)