wa程序添加 cir 指令，打印c输出。仅用于测试

internal/app/app.wa.go

@@ -18,6 +18,7 @@ import (
 	"time"
 
 	"github.com/wa-lang/wa/internal/ast"
+	"github.com/wa-lang/wa/internal/backends/compiler_c"
 	"github.com/wa-lang/wa/internal/backends/compiler_ll"
 	"github.com/wa-lang/wa/internal/backends/compiler_ll/builtin"
 	"github.com/wa-lang/wa/internal/config"
@@ -278,6 +279,21 @@ func (p *App) SSA(filename string) error {
 	return nil
 }
 
+func (p *App) CIR(filename string) error {
+	cfg := config.DefaultConfig()
+	prog, err := loader.LoadProgram(cfg, filename)
+	if err != nil {
+		return err
+	}
+
+	var c compiler_c.CompilerC
+	c.CompilePackage(prog.SSAMainPkg)
+	print("\n\n")
+	print(c.String())
+
+	return nil
+}
+
 func (p *App) ASM(filename string) error {
 	cfg := config.DefaultConfig()
 	prog, err := loader.LoadProgram(cfg, filename)

internal/backends/compiler_c/compile_func.go

@@ -18,8 +18,8 @@ import (
 type functionGenerator struct {
 	compiler *CompilerC
 
-	locals  map[ssa.Value]cir.Var
-	localID int
+	locals       map[ssa.Value]cir.Var
+	cur_local_id int
 
 	params        []cir.VarDecl
 	var_cur_block cir.Expr
@@ -524,8 +524,8 @@ func (g *functionGenerator) genPhi(inst *ssa.Phi) {
 }
 
 func (g *functionGenerator) genRegister() string {
-	defer func() { g.localID++ }()
-	return "$T_" + strconv.Itoa(g.localID)
+	defer func() { g.cur_local_id++ }()
+	return "$T_" + strconv.Itoa(g.cur_local_id)
 }
 
 func (g *functionGenerator) genReturn(inst *ssa.Return) {

main.go

@@ -214,6 +214,24 @@ func main() {
 				return nil
 			},
 		},
+		{
+			Name:  "cir",
+			Usage: "print cir code",
+			Action: func(c *cli.Context) error {
+				if c.NArg() == 0 {
+					fmt.Fprintf(os.Stderr, "no input file")
+					os.Exit(1)
+				}
+
+				ctx := app.NewApp(build_Options(c))
+				err := ctx.CIR(c.Args().First())
+				if err != nil {
+					fmt.Println(err)
+					os.Exit(1)
+				}
+				return nil
+			},
+		},
 		{
 			Name:  "asm",
 			Usage: "parse Wa and print ouput assembly code",