TestVar done

ssa/package.go

@@ -19,8 +19,6 @@ package ssa
 import (
 	"go/constant"
 	"go/types"
-	"io"
-	"os"
 
 	"github.com/goplus/llvm"
 	"golang.org/x/tools/go/types/typeutil"
@@ -33,7 +31,7 @@ type Program struct {
 
 	target *Target
 	td     llvm.TargetData
-	tm     llvm.TargetMachine
+	// tm  llvm.TargetMachine
 
 	intType   llvm.Type
 	int8Type  llvm.Type
@@ -88,6 +86,11 @@ func (p *Package) NewFunc(name string, sig *types.Signature) *Function {
 	return &Function{}
 }
 
+func (p *Package) String() string {
+	return p.mod.String()
+}
+
+/*
 type CodeGenFileType = llvm.CodeGenFileType
 
 const (
@@ -125,3 +128,4 @@ func (p *Package) WriteFile(file string) (err error) {
 	defer f.Close()
 	return llvm.WriteBitcodeToFile(p.mod, f)
 }
+*/

ssa/ssa_test.go

@@ -21,7 +21,8 @@ import (
 	"testing"
 )
 
-func assertPkg(t *testing.T, p *Package) {
+/*
+func asmPkg(t *testing.T, p *Package) {
 	b, err := p.CodeGen(AssemblyFile)
 	if err != nil {
 		t.Fatal("ctx.ParseIR:", err)
@@ -30,10 +31,21 @@ func assertPkg(t *testing.T, p *Package) {
 		t.Log(v)
 	}
 }
+*/
+
+func assertPkg(t *testing.T, p *Package, expected string) {
+	if v := p.String(); v != expected {
+		t.Fatalf("\n==> got:\n%s\n==> expected:\n%s\n", v, expected)
+	}
+}
 
 func TestVar(t *testing.T) {
 	prog := NewProgram(nil)
-	pkg := prog.NewPackage("foo", "foo")
+	pkg := prog.NewPackage("bar", "foo/bar")
 	pkg.NewVar("a", types.Typ[types.Int])
-	assertPkg(t, pkg)
+	assertPkg(t, pkg, `; ModuleID = 'foo/bar'
+source_filename = "foo/bar"
+
+@a = external global i64
+`)
 }

ssa/target.go

@@ -17,8 +17,6 @@
 package ssa
 
 import (
-	"runtime"
-
 	"github.com/goplus/llvm"
 )
 
@@ -36,6 +34,7 @@ type Target struct {
 	GOARM  string // "5", "6", "7" (default)
 }
 
+/*
 func (p *Program) targetMachine() llvm.TargetMachine {
 	if p.tm.C == nil {
 		spec := p.target.toSpec()
@@ -150,3 +149,4 @@ func (p *Target) toSpec() (spec targetSpec) {
 	}
 	return
 }
+*/