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builder: free LLVM objects after use

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This reduces the TinyGo memory consumption when running

  make tinygo-test

from 5.8GB to around 2GB on my laptop.
This commit is contained in:
Ayke van Laethem
2022-04-19 15:31:23 +02:00
committed by Ron Evans
parent ea3b5dc689
commit 777d3f3ea5
13 changed files with 49 additions and 6 deletions
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transform/transform_test.go
+3
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@@ -32,6 +32,7 @@ var defaultTestConfig = &compileopts.Config{
func testTransform(t *testing.T, pathPrefix string, transform func(mod llvm.Module)) {
// Read the input IR.
ctx := llvm.NewContext()
defer ctx.Dispose()
buf, err := llvm.NewMemoryBufferFromFile(pathPrefix + ".ll")
os.Stat(pathPrefix + ".ll") // make sure this file is tracked by `go test` caching
if err != nil {
@@ -41,6 +42,7 @@ func testTransform(t *testing.T, pathPrefix string, transform func(mod llvm.Modu
if err != nil {
t.Fatalf("could not load module:\n%v", err)
}
defer mod.Dispose()
// Perform the transform.
transform(mod)
@@ -141,6 +143,7 @@ func compileGoFileForTesting(t *testing.T, filename string) llvm.Module {
if err != nil {
t.Fatal("failed to create target machine:", err)
}
defer machine.Dispose()
// Load entire program AST into memory.
lprogram, err := loader.Load(config, []string{filename}, config.ClangHeaders, types.Config{