1 /*===-- main.c - tool for testing libLLVM and llvm-c API ------------------===*\
2 |*                                                                            *|
3 |* Part of the LLVM Project, under the Apache License v2.0 with LLVM          *|
4 |* Exceptions.                                                                *|
5 |* See https://llvm.org/LICENSE.txt for license information.                  *|
6 |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception                    *|
7 |*                                                                            *|
8 |*===----------------------------------------------------------------------===*|
9 |*                                                                            *|
10 |* Main file for llvm-c-tests. "Parses" arguments and dispatches.             *|
11 |*                                                                            *|
12 \*===----------------------------------------------------------------------===*/
13 
14 #include "llvm-c-test.h"
15 #include <stdio.h>
16 #include <string.h>
17 
print_usage(void)18 static void print_usage(void) {
19   fprintf(stderr, "llvm-c-test command\n\n");
20   fprintf(stderr, " Commands:\n");
21   fprintf(stderr, "  * --module-dump\n");
22   fprintf(stderr, "    Read bitcode from stdin - print disassembly\n\n");
23   fprintf(stderr, "  * --lazy-module-dump\n");
24   fprintf(stderr,
25           "    Lazily read bitcode from stdin - print disassembly\n\n");
26   fprintf(stderr, "  * --new-module-dump\n");
27   fprintf(stderr, "    Read bitcode from stdin - print disassembly\n\n");
28   fprintf(stderr, "  * --lazy-new-module-dump\n");
29   fprintf(stderr,
30           "    Lazily read bitcode from stdin - print disassembly\n\n");
31   fprintf(stderr, "  * --module-list-functions\n");
32   fprintf(stderr,
33           "    Read bitcode from stdin - list summary of functions\n\n");
34   fprintf(stderr, "  * --module-list-globals\n");
35   fprintf(stderr, "    Read bitcode from stdin - list summary of globals\n\n");
36   fprintf(stderr, "  * --targets-list\n");
37   fprintf(stderr, "    List available targets\n\n");
38   fprintf(stderr, "  * --object-list-sections\n");
39   fprintf(stderr, "    Read object file from stdin - list sections\n\n");
40   fprintf(stderr, "  * --object-list-symbols\n");
41   fprintf(stderr,
42           "    Read object file from stdin - list symbols (like nm)\n\n");
43   fprintf(stderr, "  * --disassemble\n");
44   fprintf(stderr, "    Read lines of triple, hex ascii machine code from stdin "
45                   "- print disassembly\n\n");
46   fprintf(stderr, "  * --calc\n");
47   fprintf(
48       stderr,
49       "    Read lines of name, rpn from stdin - print generated module\n\n");
50   fprintf(stderr, "  * --echo\n");
51   fprintf(stderr, "    Read bitcode file from stdin - print it back out\n\n");
52   fprintf(stderr, "  * --test-diagnostic-handler\n");
53   fprintf(stderr,
54           "    Read bitcode file from stdin with a diagnostic handler set\n\n");
55   fprintf(stderr, "  * --test-dibuilder\n");
56   fprintf(stderr,
57           "    Run tests for the DIBuilder C API - print generated module\n\n");
58 }
59 
main(int argc,char ** argv)60 int main(int argc, char **argv) {
61   LLVMPassRegistryRef pr = LLVMGetGlobalPassRegistry();
62 
63   LLVMInitializeCore(pr);
64 
65   if (argc == 2 && !strcmp(argv[1], "--lazy-new-module-dump")) {
66     return llvm_module_dump(true, true);
67   } else if (argc == 2 && !strcmp(argv[1], "--new-module-dump")) {
68     return llvm_module_dump(false, true);
69   } else if (argc == 2 && !strcmp(argv[1], "--lazy-module-dump")) {
70     return llvm_module_dump(true, false);
71   } else if (argc == 2 && !strcmp(argv[1], "--module-dump")) {
72     return llvm_module_dump(false, false);
73   } else if (argc == 2 && !strcmp(argv[1], "--module-list-functions")) {
74     return llvm_module_list_functions();
75   } else if (argc == 2 && !strcmp(argv[1], "--module-list-globals")) {
76     return llvm_module_list_globals();
77   } else if (argc == 2 && !strcmp(argv[1], "--targets-list")) {
78     return llvm_targets_list();
79   } else if (argc == 2 && !strcmp(argv[1], "--object-list-sections")) {
80     return llvm_object_list_sections();
81   } else if (argc == 2 && !strcmp(argv[1], "--object-list-symbols")) {
82     return llvm_object_list_symbols();
83   } else if (argc == 2 && !strcmp(argv[1], "--disassemble")) {
84     return llvm_disassemble();
85   } else if (argc == 2 && !strcmp(argv[1], "--calc")) {
86     return llvm_calc();
87   } else if (argc == 2 && !strcmp(argv[1], "--add-named-metadata-operand")) {
88     return llvm_add_named_metadata_operand();
89   } else if (argc == 2 && !strcmp(argv[1], "--set-metadata")) {
90     return llvm_set_metadata();
91   } else if (argc == 2 && !strcmp(argv[1], "--test-function-attributes")) {
92     return llvm_test_function_attributes();
93   } else if (argc == 2 && !strcmp(argv[1], "--test-callsite-attributes")) {
94     return llvm_test_callsite_attributes();
95   } else if (argc == 2 && !strcmp(argv[1], "--echo")) {
96     return llvm_echo();
97   } else if (argc == 2 && !strcmp(argv[1], "--test-diagnostic-handler")) {
98     return llvm_test_diagnostic_handler();
99   } else if (argc == 2 && !strcmp(argv[1], "--test-dibuilder")) {
100     return llvm_test_dibuilder();
101   } else {
102     print_usage();
103   }
104 
105   return 1;
106 }
107