tools/perf/tests/clang.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include "tests.h"
   3 #include "debug.h"
   4 #include "util.h"
   5 #include "c++/clang-c.h"
   6 #include <linux/kernel.h>
   7
   8 static struct {
   9         int (*func)(void);
  10         const char *desc;
  11 } clang_testcase_table[] = {
  12 #ifdef HAVE_LIBCLANGLLVM_SUPPORT
  13         {
  14                 .func = test__clang_to_IR,
  15                 .desc = "builtin clang compile C source to IR",
  16         },
  17         {
  18                 .func = test__clang_to_obj,
  19                 .desc = "builtin clang compile C source to ELF object",
  20         },
  21 #endif
  22 };
  23
  24 int test__clang_subtest_get_nr(void)
  25 {
  26         return (int)ARRAY_SIZE(clang_testcase_table);
  27 }
  28
  29 const char *test__clang_subtest_get_desc(int i)
  30 {
  31         if (i < 0 || i >= (int)ARRAY_SIZE(clang_testcase_table))
  32                 return NULL;
  33         return clang_testcase_table[i].desc;
  34 }
  35
  36 #ifndef HAVE_LIBCLANGLLVM_SUPPORT
  37 int test__clang(struct test *test __maybe_unused, int i __maybe_unused)
  38 {
  39         return TEST_SKIP;
  40 }
  41 #else
  42 int test__clang(struct test *test __maybe_unused, int i)
  43 {
  44         if (i < 0 || i >= (int)ARRAY_SIZE(clang_testcase_table))
  45                 return TEST_FAIL;
  46         return clang_testcase_table[i].func();
  47 }
  48 #endif