stable 重构文件结构

抽象出Machine Code

src/ccompiler/backend/backend.c

@@ -0,0 +1,23 @@
+#include "backend.h"
+
+int gen_asm_from_ir(ir_prog_t* ir, cc_arch_t arch, asm_prog_t* out_asm) {
+    switch (arch) {
+    case CC_ARCH_RISCV32:
+    // TODO using maroc to choice
+        init_rv32_prog(&(out_asm->rv32), NULL);
+        gen_rv32_from_ir(ir, &(out_asm->rv32));
+        break;
+    case CC_ARCH_X86_32:
+    default:
+        Panic("Unsupported arch");
+        break;
+    }
+    return 0;
+}
+
+asm_prog_t* cc_backend(ir_prog_t* ir, cc_backend_conf_t* conf) {
+    // TODO
+    asm_prog_t* bin = (asm_prog_t*)salloc_alloc(sizeof(asm_prog_t));
+    gen_asm_from_ir(ir, conf->arch, bin);
+    return bin;
+}