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> | |
953192ba | 16 | #include <inttypes.h> |
edf4b93e | 17 | |
c9e313bc SM |
18 | #include <common/compat/errno.hpp> |
19 | #include <common/bytecode/bytecode.hpp> | |
20 | #include <common/filter/filter-ast.hpp> | |
348ddc5c | 21 | #include <common/filter/filter-parser.hpp> |
e358ddd5 JG |
22 | |
23 | /* For error.h */ | |
24 | int lttng_opt_quiet = 1; | |
25 | int lttng_opt_verbose; | |
26 | int lttng_opt_mi; | |
953192ba MD |
27 | |
28 | int main(int argc, char **argv) | |
29 | { | |
30 | struct filter_parser_ctx *ctx; | |
31 | int ret; | |
14eabff9 MD |
32 | int print_xml = 0, generate_ir = 0, generate_bytecode = 0, |
33 | print_bytecode = 0; | |
5ab21cac | 34 | int argidx; |
953192ba | 35 | |
5ab21cac SM |
36 | for (argidx = 1; argidx < argc; argidx++) { |
37 | if (strcmp(argv[argidx], "-p") == 0) | |
953192ba | 38 | print_xml = 1; |
5ab21cac | 39 | else if (strcmp(argv[argidx], "-i") == 0) |
953192ba | 40 | generate_ir = 1; |
5ab21cac | 41 | else if (strcmp(argv[argidx], "-b") == 0) |
953192ba | 42 | generate_bytecode = 1; |
5ab21cac | 43 | else if (strcmp(argv[argidx], "-d") == 0) |
953192ba | 44 | filter_parser_debug = 1; |
5ab21cac | 45 | else if (strcmp(argv[argidx], "-B") == 0) |
14eabff9 | 46 | print_bytecode = 1; |
953192ba MD |
47 | } |
48 | ||
606757e4 SM |
49 | /* |
50 | * Force generate the bytecode if the user asks to print the bytecode | |
51 | * (can't print it without generating it first). | |
52 | */ | |
53 | if (print_bytecode) { | |
54 | generate_bytecode = 1; | |
55 | } | |
56 | ||
57 | /* | |
58 | * Force generate the IR if the user asks to generate the bytecode | |
59 | * (the bytecode is generated by visiting the IR). | |
60 | */ | |
61 | if (generate_bytecode) { | |
62 | generate_ir = 1; | |
63 | } | |
64 | ||
953192ba MD |
65 | ctx = filter_parser_ctx_alloc(stdin); |
66 | if (!ctx) { | |
67 | fprintf(stderr, "Error allocating parser\n"); | |
68 | goto alloc_error; | |
69 | } | |
70 | ret = filter_parser_ctx_append_ast(ctx); | |
71 | if (ret) { | |
72 | fprintf(stderr, "Parse error\n"); | |
73 | goto parse_error; | |
74 | } | |
953192ba MD |
75 | if (print_xml) { |
76 | ret = filter_visitor_print_xml(ctx, stdout, 0); | |
77 | if (ret) { | |
78 | fflush(stdout); | |
79 | fprintf(stderr, "XML print error\n"); | |
80 | goto parse_error; | |
81 | } | |
82 | } | |
83 | if (generate_ir) { | |
84 | printf("Generating IR... "); | |
85 | fflush(stdout); | |
86 | ret = filter_visitor_ir_generate(ctx); | |
87 | if (ret) { | |
88 | fprintf(stderr, "Generate IR error\n"); | |
89 | goto parse_error; | |
90 | } | |
91 | printf("done\n"); | |
92 | ||
93 | printf("Validating IR... "); | |
94 | fflush(stdout); | |
95 | ret = filter_visitor_ir_check_binary_op_nesting(ctx); | |
96 | if (ret) { | |
97 | goto parse_error; | |
98 | } | |
99 | printf("done\n"); | |
100 | } | |
101 | if (generate_bytecode) { | |
102 | printf("Generating bytecode... "); | |
103 | fflush(stdout); | |
104 | ret = filter_visitor_bytecode_generate(ctx); | |
105 | if (ret) { | |
106 | fprintf(stderr, "Generate bytecode error\n"); | |
107 | goto parse_error; | |
108 | } | |
109 | printf("done\n"); | |
110 | printf("Size of bytecode generated: %u bytes.\n", | |
111 | bytecode_get_len(&ctx->bytecode->b)); | |
112 | } | |
953192ba | 113 | |
14eabff9 MD |
114 | if (print_bytecode) { |
115 | unsigned int bytecode_len, len, i; | |
116 | ||
117 | len = bytecode_get_len(&ctx->bytecode->b); | |
118 | bytecode_len = ctx->bytecode->b.reloc_table_offset; | |
119 | printf("Bytecode:\n"); | |
120 | for (i = 0; i < bytecode_len; i++) { | |
121 | printf("0x%X ", | |
122 | ((uint8_t *) ctx->bytecode->b.data)[i]); | |
123 | } | |
124 | printf("\n"); | |
125 | printf("Reloc table:\n"); | |
126 | for (i = bytecode_len; i < len;) { | |
127 | printf("{ 0x%X, ", | |
128 | *(uint16_t *) &ctx->bytecode->b.data[i]); | |
129 | i += sizeof(uint16_t); | |
130 | printf("%s } ", &((char *) ctx->bytecode->b.data)[i]); | |
131 | i += strlen(&((char *) ctx->bytecode->b.data)[i]) + 1; | |
132 | } | |
133 | printf("\n"); | |
134 | } | |
135 | ||
953192ba MD |
136 | filter_bytecode_free(ctx); |
137 | filter_ir_free(ctx); | |
138 | filter_parser_ctx_free(ctx); | |
139 | return 0; | |
140 | ||
141 | parse_error: | |
142 | filter_bytecode_free(ctx); | |
143 | filter_ir_free(ctx); | |
144 | filter_parser_ctx_free(ctx); | |
145 | alloc_error: | |
146 | exit(EXIT_FAILURE); | |
147 | } |