1 #include <stdlib.h>
2 #include <stdio.h>
3
4 #include "libgccjit.h"
5
6 #include "harness.h"
7
8 void
create_code(gcc_jit_context * ctxt,void * user_data)9 create_code (gcc_jit_context *ctxt, void *user_data)
10 {
11 /* Let's try to inject the equivalent of:
12 void
13 hello_world (const char *name)
14 {
15 // a test comment
16 printf ("hello %s\n", name);
17 }
18 */
19 gcc_jit_type *void_type =
20 gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_VOID);
21 gcc_jit_type *const_char_ptr_type =
22 gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_CONST_CHAR_PTR);
23 gcc_jit_param *param_name =
24 gcc_jit_context_new_param (ctxt, NULL, const_char_ptr_type, "name");
25 gcc_jit_function *func =
26 gcc_jit_context_new_function (ctxt, NULL,
27 GCC_JIT_FUNCTION_EXPORTED,
28 void_type,
29 "hello_world",
30 1, ¶m_name,
31 0);
32
33 gcc_jit_param *param_format =
34 gcc_jit_context_new_param (ctxt, NULL, const_char_ptr_type, "format");
35 gcc_jit_function *printf_func =
36 gcc_jit_context_new_function (ctxt, NULL,
37 GCC_JIT_FUNCTION_IMPORTED,
38 gcc_jit_context_get_type (
39 ctxt, GCC_JIT_TYPE_INT),
40 "printf",
41 1, ¶m_format,
42 1);
43 gcc_jit_rvalue *args[2];
44 args[0] = gcc_jit_context_new_string_literal (ctxt, "hello %s\n");
45 args[1] = gcc_jit_param_as_rvalue (param_name);
46
47 gcc_jit_block *block = gcc_jit_function_new_block (func, NULL);
48
49 gcc_jit_block_add_comment (
50 block, NULL,
51 "a test comment");
52
53 gcc_jit_block_add_eval (
54 block, NULL,
55 gcc_jit_context_new_call (ctxt,
56 NULL,
57 printf_func,
58 2, args));
59 gcc_jit_block_end_with_void_return (block, NULL);
60 }
61
62 extern void
verify_code(gcc_jit_context * ctxt,gcc_jit_result * result)63 verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
64 {
65 typedef void (*fn_type) (const char *);
66 CHECK_NON_NULL (result);
67 fn_type hello_world =
68 (fn_type)gcc_jit_result_get_code (result, "hello_world");
69 CHECK_NON_NULL (hello_world);
70 hello_world ("world");
71 fflush (stdout);
72 }
73