1 files changed, 72 insertions, 0 deletions
diff --git a/ports/qemu-riscv/main.c b/ports/qemu-riscv/main.c
new file mode 100644
index 000000000..025c1f17d
--- /dev/null
+++ b/ports/qemu-riscv/main.c
@@ -0,0 +1,72 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2014-2023 Damien P. George
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "py/compile.h"
+#include "py/runtime.h"
+#include "py/stackctrl.h"
+#include "py/gc.h"
+#include "py/mperrno.h"
+
+void do_str(const char *src, mp_parse_input_kind_t input_kind) {
+    nlr_buf_t nlr;
+    if (nlr_push(&nlr) == 0) {
+        mp_lexer_t *lex = mp_lexer_new_from_str_len(MP_QSTR__lt_stdin_gt_, src, strlen(src), 0);
+        qstr source_name = lex->source_name;
+        mp_parse_tree_t parse_tree = mp_parse(lex, input_kind);
+        mp_obj_t module_fun = mp_compile(&parse_tree, source_name, true);
+        mp_call_function_0(module_fun);
+        nlr_pop();
+    } else {
+        // uncaught exception
+        mp_obj_print_exception(&mp_plat_print, (mp_obj_t)nlr.ret_val);
+    }
+}
+
+int main(int argc, char **argv) {
+    mp_stack_ctrl_init();
+    mp_stack_set_limit(10240);
+    uint32_t heap[16 * 1024 / 4];
+    gc_init(heap, (char *)heap + 16 * 1024);
+    mp_init();
+    do_str("print('hello world!')", MP_PARSE_SINGLE_INPUT);
+    mp_deinit();
+    return 0;
+}
+
+void gc_collect(void) {
+}
+
+mp_lexer_t *mp_lexer_new_from_file(qstr filename) {
+    mp_raise_OSError(MP_ENOENT);
+}
+
+void nlr_jump_fail(void *val) {
+    printf("uncaught NLR\n");
+    exit(1);
+}