move out c/cpp/py

cl/_testlibgo/atomic/in.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"sync/atomic"
+)
+
+func main() {
+	var v int64
+
+	atomic.StoreInt64(&v, 100)
+	println("store:", atomic.LoadInt64(&v))
+
+	ret := atomic.AddInt64(&v, 1)
+	println("ret:", ret, "v:", v)
+
+	swp := atomic.CompareAndSwapInt64(&v, 100, 102)
+	println("swp:", swp, "v:", v)
+
+	swp = atomic.CompareAndSwapInt64(&v, 101, 102)
+	println("swp:", swp, "v:", v)
+
+	ret = atomic.AddInt64(&v, -1)
+	println("ret:", ret, "v:", v)
+}

cl/_testlibgo/atomic/out.ll

@@ -0,0 +1,92 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/atomic'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/atomic"
+
+%"github.com/goplus/llgo/runtime/internal/runtime.String" = type { ptr, i64 }
+
+@"github.com/goplus/llgo/cl/_testlibgo/atomic.init$guard" = global i1 false, align 1
+@0 = private unnamed_addr constant [6 x i8] c"store:", align 1
+@1 = private unnamed_addr constant [4 x i8] c"ret:", align 1
+@2 = private unnamed_addr constant [2 x i8] c"v:", align 1
+@3 = private unnamed_addr constant [4 x i8] c"swp:", align 1
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/atomic.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/atomic.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/atomic.init$guard", align 1
+  call void @"sync/atomic.init"()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/atomic.main"() {
+_llgo_0:
+  %0 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 8)
+  store atomic i64 100, ptr %0 seq_cst, align 4
+  %1 = load atomic i64, ptr %0 seq_cst, align 4
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @0, i64 6 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %1)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %2 = call i64 @"sync/atomic.AddInt64"(ptr %0, i64 1)
+  %3 = load i64, ptr %0, align 4
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @1, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %2)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @2, i64 2 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %3)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %4 = call i1 @"sync/atomic.CompareAndSwapInt64"(ptr %0, i64 100, i64 102)
+  %5 = load i64, ptr %0, align 4
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @3, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintBool"(i1 %4)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @2, i64 2 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %5)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %6 = call i1 @"sync/atomic.CompareAndSwapInt64"(ptr %0, i64 101, i64 102)
+  %7 = load i64, ptr %0, align 4
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @3, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintBool"(i1 %6)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @2, i64 2 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %7)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %8 = call i64 @"sync/atomic.AddInt64"(ptr %0, i64 -1)
+  %9 = load i64, ptr %0, align 4
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @1, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %8)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @2, i64 2 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %9)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+declare void @"sync/atomic.init"()
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64)
+
+declare i64 @"sync/atomic.AddInt64"(ptr, i64)
+
+declare i1 @"sync/atomic.CompareAndSwapInt64"(ptr, i64, i64)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintBool"(i1)

cl/_testlibgo/bytes/in.go

@@ -0,0 +1,15 @@
+package main
+
+import (
+	"bytes"
+)
+
+func main() {
+	var b bytes.Buffer // A Buffer needs no initialization.
+	b.Write([]byte("Hello "))
+	b.WriteString("World")
+
+	println("buf", b.Bytes(), b.String())
+
+	println(bytes.EqualFold([]byte("Go"), []byte("go")))
+}

cl/_testlibgo/bytes/out.ll

@@ -0,0 +1,73 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/bytes'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/bytes"
+
+%"github.com/goplus/llgo/runtime/internal/runtime.Slice" = type { ptr, i64, i64 }
+%"github.com/goplus/llgo/runtime/internal/runtime.String" = type { ptr, i64 }
+%"github.com/goplus/llgo/runtime/internal/runtime.iface" = type { ptr, ptr }
+
+@"github.com/goplus/llgo/cl/_testlibgo/bytes.init$guard" = global i1 false, align 1
+@0 = private unnamed_addr constant [6 x i8] c"Hello ", align 1
+@1 = private unnamed_addr constant [5 x i8] c"World", align 1
+@2 = private unnamed_addr constant [3 x i8] c"buf", align 1
+@3 = private unnamed_addr constant [2 x i8] c"Go", align 1
+@4 = private unnamed_addr constant [2 x i8] c"go", align 1
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/bytes.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/bytes.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/bytes.init$guard", align 1
+  call void @bytes.init()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/bytes.main"() {
+_llgo_0:
+  %0 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 40)
+  %1 = call %"github.com/goplus/llgo/runtime/internal/runtime.Slice" @"github.com/goplus/llgo/runtime/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @0, i64 6 })
+  %2 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @"bytes.(*Buffer).Write"(ptr %0, %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %1)
+  %3 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @"bytes.(*Buffer).WriteString"(ptr %0, %"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @1, i64 5 })
+  %4 = call %"github.com/goplus/llgo/runtime/internal/runtime.Slice" @"bytes.(*Buffer).Bytes"(ptr %0)
+  %5 = call %"github.com/goplus/llgo/runtime/internal/runtime.String" @"bytes.(*Buffer).String"(ptr %0)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @2, i64 3 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintSlice"(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %4)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" %5)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %6 = call %"github.com/goplus/llgo/runtime/internal/runtime.Slice" @"github.com/goplus/llgo/runtime/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @3, i64 2 })
+  %7 = call %"github.com/goplus/llgo/runtime/internal/runtime.Slice" @"github.com/goplus/llgo/runtime/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @4, i64 2 })
+  %8 = call i1 @bytes.EqualFold(%"github.com/goplus/llgo/runtime/internal/runtime.Slice" %6, %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %7)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintBool"(i1 %8)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+declare void @bytes.init()
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64)
+
+declare %"github.com/goplus/llgo/runtime/internal/runtime.Slice" @"github.com/goplus/llgo/runtime/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @"bytes.(*Buffer).Write"(ptr, %"github.com/goplus/llgo/runtime/internal/runtime.Slice")
+
+declare { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @"bytes.(*Buffer).WriteString"(ptr, %"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare %"github.com/goplus/llgo/runtime/internal/runtime.Slice" @"bytes.(*Buffer).Bytes"(ptr)
+
+declare %"github.com/goplus/llgo/runtime/internal/runtime.String" @"bytes.(*Buffer).String"(ptr)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintSlice"(%"github.com/goplus/llgo/runtime/internal/runtime.Slice")
+
+declare i1 @bytes.EqualFold(%"github.com/goplus/llgo/runtime/internal/runtime.Slice", %"github.com/goplus/llgo/runtime/internal/runtime.Slice")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintBool"(i1)

cl/_testlibgo/complex/in.go

@@ -0,0 +1,19 @@
+package main
+
+import (
+	"math/cmplx"
+)
+
+func f(c, z complex128) {
+	println("abs(3+4i):", cmplx.Abs(c))
+	println("real(3+4i):", real(z))
+	println("imag(3+4i):", imag(z))
+}
+
+func main() {
+	re := 3.0
+	im := 4.0
+	z := 3 + 4i
+	c := complex(re, im)
+	f(c, z)
+}

cl/_testlibgo/complex/out.ll

@@ -0,0 +1,59 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/complex'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/complex"
+
+%"github.com/goplus/llgo/runtime/internal/runtime.String" = type { ptr, i64 }
+
+@"github.com/goplus/llgo/cl/_testlibgo/complex.init$guard" = global i1 false, align 1
+@0 = private unnamed_addr constant [10 x i8] c"abs(3+4i):", align 1
+@1 = private unnamed_addr constant [11 x i8] c"real(3+4i):", align 1
+@2 = private unnamed_addr constant [11 x i8] c"imag(3+4i):", align 1
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/complex.f"({ double, double } %0, { double, double } %1) {
+_llgo_0:
+  %2 = call double @cabs({ double, double } %0)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @0, i64 10 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintFloat"(double %2)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %3 = extractvalue { double, double } %1, 0
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @1, i64 11 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintFloat"(double %3)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %4 = extractvalue { double, double } %1, 1
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @2, i64 11 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintFloat"(double %4)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/complex.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/complex.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/complex.init$guard", align 1
+  call void @"math/cmplx.init"()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/complex.main"() {
+_llgo_0:
+  call void @"github.com/goplus/llgo/cl/_testlibgo/complex.f"({ double, double } { double 3.000000e+00, double 4.000000e+00 }, { double, double } { double 3.000000e+00, double 4.000000e+00 })
+  ret void
+}
+
+declare double @cabs({ double, double })
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintFloat"(double)
+
+declare void @"math/cmplx.init"()

cl/_testlibgo/errors/in.go

@@ -0,0 +1,8 @@
+package main
+
+import "errors"
+
+func main() {
+	err := errors.New("error")
+	panic(err)
+}

cl/_testlibgo/errors/out.ll

@@ -0,0 +1,42 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/errors'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/errors"
+
+%"github.com/goplus/llgo/runtime/internal/runtime.iface" = type { ptr, ptr }
+%"github.com/goplus/llgo/runtime/internal/runtime.String" = type { ptr, i64 }
+%"github.com/goplus/llgo/runtime/internal/runtime.eface" = type { ptr, ptr }
+
+@"github.com/goplus/llgo/cl/_testlibgo/errors.init$guard" = global i1 false, align 1
+@0 = private unnamed_addr constant [5 x i8] c"error", align 1
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/errors.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/errors.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/errors.init$guard", align 1
+  call void @errors.init()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/errors.main"() {
+_llgo_0:
+  %0 = call %"github.com/goplus/llgo/runtime/internal/runtime.iface" @errors.New(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @0, i64 5 })
+  %1 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.IfaceType"(%"github.com/goplus/llgo/runtime/internal/runtime.iface" %0)
+  %2 = extractvalue %"github.com/goplus/llgo/runtime/internal/runtime.iface" %0, 1
+  %3 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %1, 0
+  %4 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %3, ptr %2, 1
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.Panic"(%"github.com/goplus/llgo/runtime/internal/runtime.eface" %4)
+  unreachable
+}
+
+declare void @errors.init()
+
+declare %"github.com/goplus/llgo/runtime/internal/runtime.iface" @errors.New(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.IfaceType"(%"github.com/goplus/llgo/runtime/internal/runtime.iface")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.Panic"(%"github.com/goplus/llgo/runtime/internal/runtime.eface")

cl/_testlibgo/math/in.go

@@ -0,0 +1,11 @@
+package main
+
+import (
+	"math"
+)
+
+func main() {
+	println(math.Sqrt(2))
+	println(math.Abs(-1.2))
+	println(math.Ldexp(1.2, 3))
+}

cl/_testlibgo/math/out.ll

@@ -0,0 +1,44 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/math'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/math"
+
+@"github.com/goplus/llgo/cl/_testlibgo/math.init$guard" = global i1 false, align 1
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/math.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/math.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/math.init$guard", align 1
+  call void @math.init()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/math.main"() {
+_llgo_0:
+  %0 = call double @sqrt(double 2.000000e+00)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintFloat"(double %0)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %1 = call double @math.Abs(double -1.200000e+00)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintFloat"(double %1)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %2 = call double @math.Ldexp(double 1.200000e+00, i64 3)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintFloat"(double %2)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+declare void @math.init()
+
+declare double @sqrt(double)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintFloat"(double)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)
+
+declare double @math.Abs(double)
+
+declare double @math.Ldexp(double, i64)

cl/_testlibgo/mathbits/in.go

@@ -0,0 +1,10 @@
+package main
+
+import (
+	"math/bits"
+)
+
+func main() {
+	println(bits.Len8(20))
+	println(bits.OnesCount(20))
+}

cl/_testlibgo/mathbits/out.ll

@@ -0,0 +1,39 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/mathbits'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/mathbits"
+
+@"github.com/goplus/llgo/cl/_testlibgo/mathbits.init$guard" = global i1 false, align 1
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/mathbits.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/mathbits.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/mathbits.init$guard", align 1
+  call void @"math/bits.init"()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/mathbits.main"() {
+_llgo_0:
+  %0 = call i64 @"math/bits.Len8"(i8 20)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %0)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %1 = call i64 @"math/bits.OnesCount"(i64 20)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %1)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+declare void @"math/bits.init"()
+
+declare i64 @"math/bits.Len8"(i8)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)
+
+declare i64 @"math/bits.OnesCount"(i64)

cl/_testlibgo/nettextproto/in.go

@@ -0,0 +1,7 @@
+package main
+
+import "net/textproto"
+
+func main() {
+	println(textproto.CanonicalMIMEHeaderKey("host"))
+}

cl/_testlibgo/nettextproto/out.ll

@@ -0,0 +1,37 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/nettextproto'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/nettextproto"
+
+%"github.com/goplus/llgo/runtime/internal/runtime.String" = type { ptr, i64 }
+
+@"github.com/goplus/llgo/cl/_testlibgo/nettextproto.init$guard" = global i1 false, align 1
+@0 = private unnamed_addr constant [4 x i8] c"host", align 1
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/nettextproto.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/nettextproto.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/nettextproto.init$guard", align 1
+  call void @"net/textproto.init"()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/nettextproto.main"() {
+_llgo_0:
+  %0 = call %"github.com/goplus/llgo/runtime/internal/runtime.String" @"net/textproto.CanonicalMIMEHeaderKey"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @0, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" %0)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+declare void @"net/textproto.init"()
+
+declare %"github.com/goplus/llgo/runtime/internal/runtime.String" @"net/textproto.CanonicalMIMEHeaderKey"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)

cl/_testlibgo/os/in.go

@@ -0,0 +1,11 @@
+package main
+
+import "os"
+
+func main() {
+	wd, err := os.Getwd()
+	if err != nil {
+		panic(err)
+	}
+	println("cwd:", wd)
+}

cl/_testlibgo/os/out.ll

@@ -0,0 +1,69 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/os'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/os"
+
+%"github.com/goplus/llgo/runtime/internal/runtime.String" = type { ptr, i64 }
+%"github.com/goplus/llgo/runtime/internal/runtime.iface" = type { ptr, ptr }
+%"github.com/goplus/llgo/runtime/internal/runtime.eface" = type { ptr, ptr }
+
+@"github.com/goplus/llgo/cl/_testlibgo/os.init$guard" = global i1 false, align 1
+@0 = private unnamed_addr constant [4 x i8] c"cwd:", align 1
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/os.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/os.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/os.init$guard", align 1
+  call void @os.init()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/os.main"() {
+_llgo_0:
+  %0 = call { %"github.com/goplus/llgo/runtime/internal/runtime.String", %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @os.Getwd()
+  %1 = extractvalue { %"github.com/goplus/llgo/runtime/internal/runtime.String", %"github.com/goplus/llgo/runtime/internal/runtime.iface" } %0, 0
+  %2 = extractvalue { %"github.com/goplus/llgo/runtime/internal/runtime.String", %"github.com/goplus/llgo/runtime/internal/runtime.iface" } %0, 1
+  %3 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.IfaceType"(%"github.com/goplus/llgo/runtime/internal/runtime.iface" %2)
+  %4 = extractvalue %"github.com/goplus/llgo/runtime/internal/runtime.iface" %2, 1
+  %5 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %3, 0
+  %6 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %5, ptr %4, 1
+  %7 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.IfaceType"(%"github.com/goplus/llgo/runtime/internal/runtime.iface" zeroinitializer)
+  %8 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %7, 0
+  %9 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %8, ptr null, 1
+  %10 = call i1 @"github.com/goplus/llgo/runtime/internal/runtime.EfaceEqual"(%"github.com/goplus/llgo/runtime/internal/runtime.eface" %6, %"github.com/goplus/llgo/runtime/internal/runtime.eface" %9)
+  %11 = xor i1 %10, true
+  br i1 %11, label %_llgo_1, label %_llgo_2
+
+_llgo_1:                                          ; preds = %_llgo_0
+  %12 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.IfaceType"(%"github.com/goplus/llgo/runtime/internal/runtime.iface" %2)
+  %13 = extractvalue %"github.com/goplus/llgo/runtime/internal/runtime.iface" %2, 1
+  %14 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" undef, ptr %12, 0
+  %15 = insertvalue %"github.com/goplus/llgo/runtime/internal/runtime.eface" %14, ptr %13, 1
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.Panic"(%"github.com/goplus/llgo/runtime/internal/runtime.eface" %15)
+  unreachable
+
+_llgo_2:                                          ; preds = %_llgo_0
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @0, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" %1)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+declare void @os.init()
+
+declare { %"github.com/goplus/llgo/runtime/internal/runtime.String", %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @os.Getwd()
+
+declare i1 @"github.com/goplus/llgo/runtime/internal/runtime.EfaceEqual"(%"github.com/goplus/llgo/runtime/internal/runtime.eface", %"github.com/goplus/llgo/runtime/internal/runtime.eface")
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.IfaceType"(%"github.com/goplus/llgo/runtime/internal/runtime.iface")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.Panic"(%"github.com/goplus/llgo/runtime/internal/runtime.eface")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)

cl/_testlibgo/strings/in.go

@@ -0,0 +1,20 @@
+package main
+
+import (
+	"strings"
+	"unicode"
+)
+
+func main() {
+	var b strings.Builder
+	b.Write([]byte("Hello "))
+	b.WriteString("World")
+
+	println("len:", b.Len(), "cap:", b.Cap(), "string:", b.String())
+
+	f := func(c rune) bool {
+		return unicode.Is(unicode.Han, c)
+	}
+	println(strings.IndexFunc("Hello, 世界", f))
+	println(strings.IndexFunc("Hello, world", f))
+}

cl/_testlibgo/strings/out.ll

@@ -0,0 +1,102 @@
+; ModuleID = 'github.com/goplus/llgo/cl/_testlibgo/strings'
+source_filename = "github.com/goplus/llgo/cl/_testlibgo/strings"
+
+%"github.com/goplus/llgo/runtime/internal/runtime.Slice" = type { ptr, i64, i64 }
+%"github.com/goplus/llgo/runtime/internal/runtime.String" = type { ptr, i64 }
+%"github.com/goplus/llgo/runtime/internal/runtime.iface" = type { ptr, ptr }
+
+@"github.com/goplus/llgo/cl/_testlibgo/strings.init$guard" = global i1 false, align 1
+@0 = private unnamed_addr constant [6 x i8] c"Hello ", align 1
+@1 = private unnamed_addr constant [5 x i8] c"World", align 1
+@2 = private unnamed_addr constant [4 x i8] c"len:", align 1
+@3 = private unnamed_addr constant [4 x i8] c"cap:", align 1
+@4 = private unnamed_addr constant [7 x i8] c"string:", align 1
+@5 = private unnamed_addr constant [13 x i8] c"Hello, \E4\B8\96\E7\95\8C", align 1
+@6 = private unnamed_addr constant [12 x i8] c"Hello, world", align 1
+@unicode.Han = external global ptr, align 8
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/strings.init"() {
+_llgo_0:
+  %0 = load i1, ptr @"github.com/goplus/llgo/cl/_testlibgo/strings.init$guard", align 1
+  br i1 %0, label %_llgo_2, label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_0
+  store i1 true, ptr @"github.com/goplus/llgo/cl/_testlibgo/strings.init$guard", align 1
+  call void @strings.init()
+  call void @unicode.init()
+  br label %_llgo_2
+
+_llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
+  ret void
+}
+
+define void @"github.com/goplus/llgo/cl/_testlibgo/strings.main"() {
+_llgo_0:
+  %0 = call ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64 32)
+  %1 = call %"github.com/goplus/llgo/runtime/internal/runtime.Slice" @"github.com/goplus/llgo/runtime/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @0, i64 6 })
+  %2 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @"strings.(*Builder).Write"(ptr %0, %"github.com/goplus/llgo/runtime/internal/runtime.Slice" %1)
+  %3 = call { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @"strings.(*Builder).WriteString"(ptr %0, %"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @1, i64 5 })
+  %4 = call i64 @"strings.(*Builder).Len"(ptr %0)
+  %5 = call i64 @"strings.(*Builder).Cap"(ptr %0)
+  %6 = call %"github.com/goplus/llgo/runtime/internal/runtime.String" @"strings.(*Builder).String"(ptr %0)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @2, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %4)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @3, i64 4 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %5)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @4, i64 7 })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 32)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String" %6)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %7 = call i64 @strings.IndexFunc(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @5, i64 13 }, { ptr, ptr } { ptr @"__llgo_stub.github.com/goplus/llgo/cl/_testlibgo/strings.main$1", ptr null })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %7)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  %8 = call i64 @strings.IndexFunc(%"github.com/goplus/llgo/runtime/internal/runtime.String" { ptr @6, i64 12 }, { ptr, ptr } { ptr @"__llgo_stub.github.com/goplus/llgo/cl/_testlibgo/strings.main$1", ptr null })
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64 %8)
+  call void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8 10)
+  ret void
+}
+
+define i1 @"github.com/goplus/llgo/cl/_testlibgo/strings.main$1"(i32 %0) {
+_llgo_0:
+  %1 = load ptr, ptr @unicode.Han, align 8
+  %2 = call i1 @unicode.Is(ptr %1, i32 %0)
+  ret i1 %2
+}
+
+declare void @strings.init()
+
+declare void @unicode.init()
+
+declare ptr @"github.com/goplus/llgo/runtime/internal/runtime.AllocZ"(i64)
+
+declare %"github.com/goplus/llgo/runtime/internal/runtime.Slice" @"github.com/goplus/llgo/runtime/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @"strings.(*Builder).Write"(ptr, %"github.com/goplus/llgo/runtime/internal/runtime.Slice")
+
+declare { i64, %"github.com/goplus/llgo/runtime/internal/runtime.iface" } @"strings.(*Builder).WriteString"(ptr, %"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare i64 @"strings.(*Builder).Len"(ptr)
+
+declare i64 @"strings.(*Builder).Cap"(ptr)
+
+declare %"github.com/goplus/llgo/runtime/internal/runtime.String" @"strings.(*Builder).String"(ptr)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintString"(%"github.com/goplus/llgo/runtime/internal/runtime.String")
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintByte"(i8)
+
+declare void @"github.com/goplus/llgo/runtime/internal/runtime.PrintInt"(i64)
+
+declare i64 @strings.IndexFunc(%"github.com/goplus/llgo/runtime/internal/runtime.String", { ptr, ptr })
+
+define linkonce i1 @"__llgo_stub.github.com/goplus/llgo/cl/_testlibgo/strings.main$1"(ptr %0, i32 %1) {
+_llgo_0:
+  %2 = tail call i1 @"github.com/goplus/llgo/cl/_testlibgo/strings.main$1"(i32 %1)
+  ret i1 %2
+}
+
+declare i1 @unicode.Is(ptr, i32)

cl/_testlibgo/sync/in.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+	"sync"
+)
+
+var once sync.Once
+
+func f(s string) {
+	once.Do(func() {
+		println(s)
+	})
+}
+
+func main() {
+	f("Do once")
+	f("Do twice")
+}

cl/_testlibgo/sync/out.ll

@@ -0,0 +1 @@
+;

cl/_testlibgo/waitgroup/in.go

@@ -0,0 +1,20 @@
+package main
+
+import (
+	"sync"
+)
+
+func main() {
+	var wg sync.WaitGroup
+	wg.Add(2)
+	go func() {
+		defer wg.Done()
+		println("work 1")
+	}()
+	go func() {
+		defer wg.Done()
+		println("work 2")
+	}()
+	wg.Wait()
+	println("done")
+}

cl/_testlibgo/waitgroup/out.ll

@@ -0,0 +1 @@
+;