Commit | Line | Data |
---|---|---|
953192ba MD |
1 | /* |
2 | * filter-grammar-test.c | |
3 | * | |
4 | * LTTng filter grammar test | |
5 | * | |
ab5be9fa | 6 | * Copyright 2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
953192ba | 7 | * |
ab5be9fa | 8 | * SPDX-License-Identifier: LGPL-2.1-only |
953192ba | 9 | * |
953192ba MD |
10 | */ |
11 | ||
12 | #include <stdio.h> | |
13 | #include <unistd.h> | |
14 | #include <string.h> | |
15 | #include <stdlib.h> | |
16 | #include <assert.h> | |
953192ba | 17 | #include <inttypes.h> |
edf4b93e MJ |
18 | |
19 | #include <common/compat/errno.h> | |
5c45dcda JG |
20 | #include <common/bytecode/bytecode.h> |
21 | #include <common/filter/filter-ast.h> | |
22 | #include <common/filter/filter-parser.h> | |
e358ddd5 JG |
23 | |
24 | /* For error.h */ | |
25 | int lttng_opt_quiet = 1; | |
26 | int lttng_opt_verbose; | |
27 | int lttng_opt_mi; | |
953192ba MD |
28 | |
29 | int main(int argc, char **argv) | |
30 | { | |
31 | struct filter_parser_ctx *ctx; | |
32 | int ret; | |
14eabff9 MD |
33 | int print_xml = 0, generate_ir = 0, generate_bytecode = 0, |
34 | print_bytecode = 0; | |
5ab21cac | 35 | int argidx; |
953192ba | 36 | |
5ab21cac SM |
37 | for (argidx = 1; argidx < argc; argidx++) { |
38 | if (strcmp(argv[argidx], "-p") == 0) | |
953192ba | 39 | print_xml = 1; |
5ab21cac | 40 | else if (strcmp(argv[argidx], "-i") == 0) |
953192ba | 41 | generate_ir = 1; |
5ab21cac | 42 | else if (strcmp(argv[argidx], "-b") == 0) |
953192ba | 43 | generate_bytecode = 1; |
5ab21cac | 44 | else if (strcmp(argv[argidx], "-d") == 0) |
953192ba | 45 | filter_parser_debug = 1; |
5ab21cac | 46 | else if (strcmp(argv[argidx], "-B") == 0) |
14eabff9 | 47 | print_bytecode = 1; |
953192ba MD |
48 | } |
49 | ||
606757e4 SM |
50 | /* |
51 | * Force generate the bytecode if the user asks to print the bytecode | |
52 | * (can't print it without generating it first). | |
53 | */ | |
54 | if (print_bytecode) { | |
55 | generate_bytecode = 1; | |
56 | } | |
57 | ||
58 | /* | |
59 | * Force generate the IR if the user asks to generate the bytecode | |
60 | * (the bytecode is generated by visiting the IR). | |
61 | */ | |
62 | if (generate_bytecode) { | |
63 | generate_ir = 1; | |
64 | } | |
65 | ||
953192ba MD |
66 | ctx = filter_parser_ctx_alloc(stdin); |
67 | if (!ctx) { | |
68 | fprintf(stderr, "Error allocating parser\n"); | |
69 | goto alloc_error; | |
70 | } | |
71 | ret = filter_parser_ctx_append_ast(ctx); | |
72 | if (ret) { | |
73 | fprintf(stderr, "Parse error\n"); | |
74 | goto parse_error; | |
75 | } | |
953192ba MD |
76 | if (print_xml) { |
77 | ret = filter_visitor_print_xml(ctx, stdout, 0); | |
78 | if (ret) { | |
79 | fflush(stdout); | |
80 | fprintf(stderr, "XML print error\n"); | |
81 | goto parse_error; | |
82 | } | |
83 | } | |
84 | if (generate_ir) { | |
85 | printf("Generating IR... "); | |
86 | fflush(stdout); | |
87 | ret = filter_visitor_ir_generate(ctx); | |
88 | if (ret) { | |
89 | fprintf(stderr, "Generate IR error\n"); | |
90 | goto parse_error; | |
91 | } | |
92 | printf("done\n"); | |
93 | ||
94 | printf("Validating IR... "); | |
95 | fflush(stdout); | |
96 | ret = filter_visitor_ir_check_binary_op_nesting(ctx); | |
97 | if (ret) { | |
98 | goto parse_error; | |
99 | } | |
100 | printf("done\n"); | |
101 | } | |
102 | if (generate_bytecode) { | |
103 | printf("Generating bytecode... "); | |
104 | fflush(stdout); | |
105 | ret = filter_visitor_bytecode_generate(ctx); | |
106 | if (ret) { | |
107 | fprintf(stderr, "Generate bytecode error\n"); | |
108 | goto parse_error; | |
109 | } | |
110 | printf("done\n"); | |
111 | printf("Size of bytecode generated: %u bytes.\n", | |
112 | bytecode_get_len(&ctx->bytecode->b)); | |
113 | } | |
953192ba | 114 | |
14eabff9 MD |
115 | if (print_bytecode) { |
116 | unsigned int bytecode_len, len, i; | |
117 | ||
118 | len = bytecode_get_len(&ctx->bytecode->b); | |
119 | bytecode_len = ctx->bytecode->b.reloc_table_offset; | |
120 | printf("Bytecode:\n"); | |
121 | for (i = 0; i < bytecode_len; i++) { | |
122 | printf("0x%X ", | |
123 | ((uint8_t *) ctx->bytecode->b.data)[i]); | |
124 | } | |
125 | printf("\n"); | |
126 | printf("Reloc table:\n"); | |
127 | for (i = bytecode_len; i < len;) { | |
128 | printf("{ 0x%X, ", | |
129 | *(uint16_t *) &ctx->bytecode->b.data[i]); | |
130 | i += sizeof(uint16_t); | |
131 | printf("%s } ", &((char *) ctx->bytecode->b.data)[i]); | |
132 | i += strlen(&((char *) ctx->bytecode->b.data)[i]) + 1; | |
133 | } | |
134 | printf("\n"); | |
135 | } | |
136 | ||
953192ba MD |
137 | filter_bytecode_free(ctx); |
138 | filter_ir_free(ctx); | |
139 | filter_parser_ctx_free(ctx); | |
140 | return 0; | |
141 | ||
142 | parse_error: | |
143 | filter_bytecode_free(ctx); | |
144 | filter_ir_free(ctx); | |
145 | filter_parser_ctx_free(ctx); | |
146 | alloc_error: | |
147 | exit(EXIT_FAILURE); | |
148 | } |