stage1 重写进行代码设计并重构 提供diag替换老旧错误处理

stage1/splc0.c

@@ -12,6 +12,7 @@
 
 #include "spl_ast.h"
 #include "spl_ast2ir.h"
+#include "spl_diag.h"
 #include "spl_ir2vm.h"
 #include "spl_lexer.h"
 #include "spl_sema.h"
@@ -77,11 +78,17 @@ static int compile_spl(const char *src, const char *fname, const char *outpath,
         // memory leak
         return 0;
     }
+
+    spl_diag_t diag;
+    spl_diag_init(&diag, stderr);
+
     spl_ast_t ast;
     spl_ast_init(&ast, &toks);
+    spl_diag_set_stage(&diag, SPL_STAGE_PARSE);
+    ast.diag = &diag;
     spl_ast_parse(&ast);
-    if (ast.parsed < 0) {
-        printf("parse failed, no output\n");
+    if (spl_diag_has_error(&diag) || spl_diag_has_fatal(&diag)) {
+        spl_diag_summary(&diag);
         // memory leak
         return 1;
     }
@@ -101,10 +108,12 @@ static int compile_spl(const char *src, const char *fname, const char *outpath,
     spl_scope_init(&scope);
     spl_sema_init(&sema, &ast, &type, &scope, &attr);
     sema.ast = &ast;
+    spl_diag_set_stage(&diag, SPL_STAGE_SEMA);
+    sema.diag = &diag;
     spl_sema_run(&sema);
-    if (sema.error_count) {
-        printf("sema errors=%d, no output\n", sema.error_count);
+    if (spl_diag_has_error(&diag) || spl_diag_has_fatal(&diag)) {
         // memory leak
+        spl_diag_summary(&diag);
         return 1;
     }
     if (dump == DUMP_SEMA) {
@@ -118,9 +127,12 @@ static int compile_spl(const char *src, const char *fname, const char *outpath,
     spl_ir_builder_t ir_builder;
     spl_ir_builder_init(&ir_builder);
     spl_ast2ir_init(&a2ir, &ir_builder, &sema);
+    spl_diag_set_stage(&diag, SPL_STAGE_AST2IR);
+    a2ir.diag = &diag;
     spl_ast2ir_run(&a2ir);
-    if (a2ir.err_count) {
-        printf("ast2ir errors=%d, no output\n", a2ir.err_count);
+    if (spl_diag_has_error(&diag) || spl_diag_has_fatal(&diag)) {
+        spl_diag_summary(&diag);
+        // memory leak
         spl_ast2ir_drop(&a2ir);
         spl_sema_drop(&sema);
         spl_ast_drop(&ast);
@@ -134,9 +146,12 @@ static int compile_spl(const char *src, const char *fname, const char *outpath,
 
     spl_ir2vm_t ir2vm;
     spl_ir2vm_init(&ir2vm, &a2ir.ir->ir, &type, &attr);
+    // ir2vm.diag = &diag;
+    spl_diag_set_stage(&diag, SPL_STAGE_IR2VM);
+    ir2vm.diag = &diag;
     int rc = spl_ir2vm_run(&ir2vm);
-    if (rc != 0) {
-        printf("ir2vm error %d", rc);
+    if (spl_diag_has_error(&diag) || spl_diag_has_fatal(&diag)) {
+        spl_diag_summary(&diag);
         return rc;
     }
     if (dump == DUMP_VM) {