llgo/ssa,runtime: Slice

cl/_testcgo/alloca/in.go

@@ -7,8 +7,8 @@ import (
 )
 
 func main() {
-	s := c.String("Hi\n")
+	s := c.Str("Hi\n")
 	s2 := c.Alloca(4)
 	c.Memcpy(s2, unsafe.Pointer(s), 4)
-	c.Printf(c.String("%s"), s2)
+	c.Printf(c.Str("%s"), s2)
 }

cl/_testcgo/any/in.go

@@ -9,5 +9,5 @@ func incVal(a any) int {
 }
 
 func main() {
-	c.Printf(c.String("Hello %d\n"), incVal(100))
+	c.Printf(c.Str("Hello %d\n"), incVal(100))
 }

cl/_testcgo/sum/in.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"github.com/goplus/llgo/internal/runtime/c"
+)
+
+func sum(args ...int) (ret int) {
+	for _, v := range args {
+		ret += v
+	}
+	return
+}
+
+func main() {
+	c.Printf(c.Str("Hello %d\n"), sum(1, 2, 3, 4))
+}

cl/_testcgo/unreachable/in.go

@@ -10,5 +10,5 @@ func foo() {
 
 func main() {
 	foo()
-	c.Printf(c.String("Hello\n"))
+	c.Printf(c.Str("Hello\n"))
 }

cl/compile.go

@@ -275,7 +275,7 @@ func cstr(b llssa.Builder, args []ssa.Value) (ret llssa.Expr) {
 		if c, ok := args[0].(*ssa.Const); ok {
 			if v := c.Value; v.Kind() == constant.String {
 				sv := constant.StringVal(v)
-				return b.CString(sv)
+				return b.CStr(sv)
 			}
 		}
 	}
@@ -373,7 +373,18 @@ func (p *context) compileInstrOrValue(b llssa.Builder, iv instrOrValue, asValue
 		if _, ok := p.isVArgs(vx); ok { // varargs: this is a varargs slice
 			return
 		}
-		panic("todo")
+		var low, high, max llssa.Expr
+		x := p.compileValue(b, vx)
+		if v.Low != nil {
+			low = p.compileValue(b, v.Low)
+		}
+		if v.High != nil {
+			high = p.compileValue(b, v.High)
+		}
+		if v.Max != nil {
+			max = p.compileValue(b, v.Max)
+		}
+		ret = b.Slice(x, low, high, max)
 	case *ssa.Alloc:
 		t := v.Type().(*types.Pointer)
 		if p.checkVArgs(v, t) { // varargs: this is a varargs allocation

cl/compile_test.go

@@ -29,7 +29,7 @@ func testCompile(t *testing.T, src, expected string) {
 }
 
 func TestFromTestcgo(t *testing.T) {
-	cltest.FromDir(t, "", "./_testcgo", true)
+	cltest.FromDir(t, "sum", "./_testcgo", true)
 }
 
 func TestFromTestdata(t *testing.T) {