gcc/testsuite/jit.dg/test-compile-to-dynamic-library.c

   1 #include <stdlib.h>
   2 #include <stdio.h>
   3
   4 #include "libgccjit.h"
   5
   6 #define TEST_COMPILING_TO_FILE
   7 #define OUTPUT_KIND      GCC_JIT_OUTPUT_KIND_DYNAMIC_LIBRARY
   8 #define OUTPUT_FILENAME  "output-of-test-compile-to-dynamic-library.c.so"
   9 #include "harness.h"
  10
  11 void
  12 create_code (gcc_jit_context *ctxt, void *user_data)
  13 {
  14   /* Let's try to inject the equivalent of:
  15      void
  16      hello_world (const char *name)
  17      {
  18        // a test comment
  19        printf ("hello from %s\n", name);
  20      }
  21   */
  22   gcc_jit_type *void_type =
  23     gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_VOID);
  24   gcc_jit_type *const_char_ptr_type =
  25     gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_CONST_CHAR_PTR);
  26   gcc_jit_param *param_name =
  27     gcc_jit_context_new_param (ctxt, NULL, const_char_ptr_type, "name");
  28   gcc_jit_function *func =
  29     gcc_jit_context_new_function (ctxt, NULL,
  30                                   GCC_JIT_FUNCTION_EXPORTED,
  31                                   void_type,
  32                                   "hello_world",
  33                                   1, &param_name,
  34                                   0);
  35
  36   gcc_jit_param *param_format =
  37     gcc_jit_context_new_param (ctxt, NULL, const_char_ptr_type, "format");
  38   gcc_jit_function *printf_func =
  39     gcc_jit_context_new_function (ctxt, NULL,
  40                                   GCC_JIT_FUNCTION_IMPORTED,
  41                                   gcc_jit_context_get_type (
  42                                      ctxt, GCC_JIT_TYPE_INT),
  43                                   "printf",
  44                                   1, &param_format,
  45                                   1);
  46   gcc_jit_rvalue *args[2];
  47   args[0] = gcc_jit_context_new_string_literal (ctxt, "hello from %s\n");
  48   args[1] = gcc_jit_param_as_rvalue (param_name);
  49
  50   gcc_jit_block *block = gcc_jit_function_new_block (func, NULL);
  51
  52   gcc_jit_block_add_comment (
  53     block, NULL,
  54     "a test comment");
  55
  56   gcc_jit_block_add_eval (
  57     block, NULL,
  58     gcc_jit_context_new_call (ctxt,
  59                               NULL,
  60                               printf_func,
  61                               2, args));
  62   gcc_jit_block_end_with_void_return (block, NULL);
  63 }
  64
  65 /* { dg-final { jit-verify-output-file-was-created "" } } */
  66 /* { dg-final { jit-verify-dynamic-library "hello from ./verify-dynamic-library.c.exe" } } */