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1 | /* |
2 | * filter-grammar-test.c | |
3 | * | |
4 | * LTTng filter grammar test | |
5 | * | |
6 | * Copyright 2012 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
7 | * | |
8 | * This library is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU Lesser General Public License, version 2.1 only, | |
10 | * as published by the Free Software Foundation. | |
11 | * | |
12 | * This library is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public License | |
18 | * along with this library; if not, write to the Free Software Foundation, | |
19 | * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
22 | #include <stdio.h> | |
23 | #include <unistd.h> | |
24 | #include <string.h> | |
25 | #include <stdlib.h> | |
26 | #include <assert.h> | |
27 | #include <errno.h> | |
28 | #include <inttypes.h> | |
29 | #include "filter-parser.h" | |
30 | #include "filter-ast.h" | |
31 | #include "filter-bytecode.h" | |
32 | ||
33 | int main(int argc, char **argv) | |
34 | { | |
35 | struct filter_parser_ctx *ctx; | |
36 | int ret; | |
37 | int print_xml = 0, generate_ir = 0, generate_bytecode = 0; | |
38 | int i; | |
39 | ||
40 | for (i = 1; i < argc; i++) { | |
41 | if (strcmp(argv[i], "-p") == 0) | |
42 | print_xml = 1; | |
43 | else if (strcmp(argv[i], "-i") == 0) | |
44 | generate_ir = 1; | |
45 | else if (strcmp(argv[i], "-b") == 0) | |
46 | generate_bytecode = 1; | |
47 | else if (strcmp(argv[i], "-d") == 0) | |
48 | filter_parser_debug = 1; | |
49 | } | |
50 | ||
51 | ctx = filter_parser_ctx_alloc(stdin); | |
52 | if (!ctx) { | |
53 | fprintf(stderr, "Error allocating parser\n"); | |
54 | goto alloc_error; | |
55 | } | |
56 | ret = filter_parser_ctx_append_ast(ctx); | |
57 | if (ret) { | |
58 | fprintf(stderr, "Parse error\n"); | |
59 | goto parse_error; | |
60 | } | |
61 | ret = filter_visitor_set_parent(ctx); | |
62 | if (ret) { | |
63 | fprintf(stderr, "Set parent error\n"); | |
64 | goto parse_error; | |
65 | } | |
66 | if (print_xml) { | |
67 | ret = filter_visitor_print_xml(ctx, stdout, 0); | |
68 | if (ret) { | |
69 | fflush(stdout); | |
70 | fprintf(stderr, "XML print error\n"); | |
71 | goto parse_error; | |
72 | } | |
73 | } | |
74 | if (generate_ir) { | |
75 | printf("Generating IR... "); | |
76 | fflush(stdout); | |
77 | ret = filter_visitor_ir_generate(ctx); | |
78 | if (ret) { | |
79 | fprintf(stderr, "Generate IR error\n"); | |
80 | goto parse_error; | |
81 | } | |
82 | printf("done\n"); | |
83 | ||
84 | printf("Validating IR... "); | |
85 | fflush(stdout); | |
86 | ret = filter_visitor_ir_check_binary_op_nesting(ctx); | |
87 | if (ret) { | |
88 | goto parse_error; | |
89 | } | |
90 | printf("done\n"); | |
91 | } | |
92 | if (generate_bytecode) { | |
93 | printf("Generating bytecode... "); | |
94 | fflush(stdout); | |
95 | ret = filter_visitor_bytecode_generate(ctx); | |
96 | if (ret) { | |
97 | fprintf(stderr, "Generate bytecode error\n"); | |
98 | goto parse_error; | |
99 | } | |
100 | printf("done\n"); | |
101 | printf("Size of bytecode generated: %u bytes.\n", | |
102 | bytecode_get_len(&ctx->bytecode->b)); | |
103 | } | |
104 | #if 0 | |
105 | if (run_bytecode) { | |
106 | int64_t retval; | |
107 | ||
108 | printf("Interpreting bytecode... "); | |
109 | fflush(stdout); | |
110 | ret = bytecode_interpret(&ctx->bytecode->b, &retval, NULL); | |
111 | if (ret) { | |
112 | fprintf(stderr, "Error interpreting bytecode\n"); | |
113 | goto parse_error; | |
114 | } else { | |
115 | printf("Bytecode interpret result: %" PRIi64 "\n", | |
116 | retval); | |
117 | } | |
118 | printf("done\n"); | |
119 | } | |
120 | #endif //0 | |
121 | ||
122 | filter_bytecode_free(ctx); | |
123 | filter_ir_free(ctx); | |
124 | filter_parser_ctx_free(ctx); | |
125 | return 0; | |
126 | ||
127 | parse_error: | |
128 | filter_bytecode_free(ctx); | |
129 | filter_ir_free(ctx); | |
130 | filter_parser_ctx_free(ctx); | |
131 | alloc_error: | |
132 | exit(EXIT_FAILURE); | |
133 | } |