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wasm-micro-runtime/wamr-compiler/main.c

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/*
* Copyright (C) 2019 Intel Corporation. All rights reserved.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*/
#include <stdlib.h>
#include "bh_platform.h"
#include "bh_read_file.h"
#include "wasm_export.h"
#include "aot_export.h"
static int
print_help()
{
printf("Usage: wamrc [options] -o output_file wasm_file\n");
printf(" --target=<arch-name> Set the target arch, which has the general format: <arch><sub>\n");
printf(" <arch> = x86_64, i386, aarch64, arm, thumb, xtensa, mips.\n");
printf(" Default is host arch, e.g. x86_64\n");
printf(" <sub> = for ex. on arm or thumb: v5, v6m, v7a, v7m, etc.\n");
printf(" Use --target=help to list supported targets\n");
printf(" --target-abi=<abi> Set the target ABI, e.g. gnu, eabi, gnueabihf, etc. (default: gnu)\n");
printf(" Use --target-abi=help to list all the ABI supported\n");
printf(" --cpu=<cpu> Set the target CPU (default: host CPU, e.g. skylake)\n");
printf(" Use --cpu=help to list all the CPU supported\n");
printf(" --cpu-features=<features> Enable or disable the CPU features\n");
printf(" Use +feature to enable a feature, or -feature to disable it\n");
printf(" For example, --cpu-features=+feature1,-feature2\n");
printf(" Use --cpu-features=+help to list all the features supported\n");
printf(" --opt-level=n Set the optimization level (0 to 3, default is 3)\n");
printf(" --size-level=n Set the code size level (0 to 3, default is 3)\n");
printf(" -sgx Generate code for SGX platform (Intel Software Guard Extention)\n");
printf(" --bounds-checks=1/0 Enable or disable the bounds checks for memory access:\n");
printf(" by default it is disabled in all 64-bit platforms except SGX and\n");
printf(" in these platforms runtime does bounds checks with hardware trap,\n");
printf(" and by default it is enabled in all 32-bit platforms\n");
printf(" --format=<format> Specifies the format of the output file\n");
printf(" The format supported:\n");
printf(" aot (default) AoT file\n");
printf(" object Native object file\n");
printf(" llvmir-unopt Unoptimized LLVM IR\n");
printf(" llvmir-opt Optimized LLVM IR\n");
printf(" --enable-bulk-memory Enable the post-MVP bulk memory feature\n");
printf(" --enable-multi-thread Enable multi-thread feature, the dependent features bulk-memory and\n");
printf(" thread-mgr will be enabled automatically\n");
printf(" -v=n Set log verbose level (0 to 5, default is 2), larger with more log\n");
printf("Examples: wamrc -o test.aot test.wasm\n");
printf(" wamrc --target=i386 -o test.aot test.wasm\n");
printf(" wamrc --target=i386 --format=object -o test.o test.wasm\n");
return 1;
}
int
main(int argc, char *argv[])
{
char *wasm_file_name = NULL, *out_file_name = NULL;
uint8 *wasm_file = NULL;
uint32 wasm_file_size;
wasm_module_t wasm_module = NULL;
aot_comp_data_t comp_data = NULL;
aot_comp_context_t comp_ctx = NULL;
RuntimeInitArgs init_args;
AOTCompOption option = { 0 };
char error_buf[128];
int log_verbose_level = 2;
bool sgx_mode = false;
option.opt_level = 3;
option.size_level = 3;
option.output_format = AOT_FORMAT_FILE;
/* default value, enable or disable depends on the platform */
option.bounds_checks = 2;
/* Process options. */
for (argc--, argv++; argc > 0 && argv[0][0] == '-'; argc--, argv++) {
if (!strcmp(argv[0], "-o")) {
argc--, argv++;
if (argc < 2)
return print_help();
out_file_name = argv[0];
}
else if (!strncmp(argv[0], "--target=", 9)) {
if (argv[0][9] == '\0')
return print_help();
option.target_arch = argv[0] + 9;
}
else if (!strncmp(argv[0], "--target-abi=", 13)) {
if (argv[0][13] == '\0')
return print_help();
option.target_abi = argv[0] + 13;
}
else if (!strncmp(argv[0], "--cpu=", 6)) {
if (argv[0][6] == '\0')
return print_help();
option.target_cpu = argv[0] + 6;
}
else if (!strncmp(argv[0], "--cpu-features=", 15)) {
if (argv[0][15] == '\0')
return print_help();
option.cpu_features = argv[0] + 15;
}
else if (!strncmp(argv[0], "--opt-level=", 12)) {
if (argv[0][12] == '\0')
return print_help();
option.opt_level = (uint32)atoi(argv[0] + 12);
if (option.opt_level > 3)
option.opt_level = 3;
}
else if (!strncmp(argv[0], "--size-level=", 13)) {
if (argv[0][13] == '\0')
return print_help();
option.size_level = (uint32)atoi(argv[0] + 13);
if (option.size_level > 3)
option.size_level = 3;
}
else if (!strcmp(argv[0], "-sgx")) {
sgx_mode = true;
}
else if (!strncmp(argv[0], "--bounds-checks=", 16)) {
option.bounds_checks = (atoi(argv[0] + 16) == 1) ? 1 : 0;
}
else if (!strncmp(argv[0], "--format=", 9)) {
if (argv[0][9] == '\0')
return print_help();
if (!strcmp(argv[0] + 9, "aot"))
option.output_format = AOT_FORMAT_FILE;
else if (!strcmp(argv[0] + 9, "object"))
option.output_format = AOT_OBJECT_FILE;
else if (!strcmp(argv[0] + 9, "llvmir-unopt"))
option.output_format = AOT_LLVMIR_UNOPT_FILE;
else if (!strcmp(argv[0] + 9, "llvmir-opt"))
option.output_format = AOT_LLVMIR_OPT_FILE;
else {
printf("Invalid format %s.\n", argv[0] + 9);
return print_help();
}
}
else if (!strncmp(argv[0], "-v=", 3)) {
log_verbose_level = atoi(argv[0] + 3);
if (log_verbose_level < 0 || log_verbose_level > 5)
return print_help();
}
else if (!strcmp(argv[0], "--enable-bulk-memory")) {
option.enable_bulk_memory = true;
}
else if (!strcmp(argv[0], "--enable-multi-thread")) {
option.enable_bulk_memory = true;
option.enable_thread_mgr = true;
}
else
return print_help();
}
if (argc == 0)
return print_help();
if (sgx_mode) {
option.size_level = 1;
option.is_sgx_platform = true;
}
wasm_file_name = argv[0];
memset(&init_args, 0, sizeof(RuntimeInitArgs));
init_args.mem_alloc_type = Alloc_With_Allocator;
init_args.mem_alloc_option.allocator.malloc_func = malloc;
init_args.mem_alloc_option.allocator.realloc_func = realloc;
init_args.mem_alloc_option.allocator.free_func = free;
/* initialize runtime environment */
if (!wasm_runtime_full_init(&init_args)) {
printf("Init runtime environment failed.\n");
return -1;
}
bh_log_set_verbose_level(log_verbose_level);
bh_print_time("Begin to load wasm file");
/* load WASM byte buffer from WASM bin file */
if (!(wasm_file = (uint8*)
bh_read_file_to_buffer(wasm_file_name, &wasm_file_size)))
goto fail1;
/* load WASM module */
if (!(wasm_module = wasm_runtime_load(wasm_file, wasm_file_size,
error_buf, sizeof(error_buf)))) {
printf("%s\n", error_buf);
goto fail2;
}
if (!(comp_data = aot_create_comp_data(wasm_module))) {
printf("%s\n", aot_get_last_error());
goto fail3;
}
bh_print_time("Begin to create compile context");
if (!(comp_ctx = aot_create_comp_context(comp_data,
&option))) {
printf("%s\n", aot_get_last_error());
goto fail4;
}
bh_print_time("Begin to compile");
if (!aot_compile_wasm(comp_ctx)) {
printf("%s\n", aot_get_last_error());
goto fail5;
}
switch (option.output_format) {
case AOT_LLVMIR_UNOPT_FILE:
case AOT_LLVMIR_OPT_FILE:
if (!aot_emit_llvm_file(comp_ctx, out_file_name)) {
printf("%s\n", aot_get_last_error());
goto fail5;
}
break;
case AOT_OBJECT_FILE:
if (!aot_emit_object_file(comp_ctx, out_file_name)) {
printf("%s\n", aot_get_last_error());
goto fail5;
}
break;
case AOT_FORMAT_FILE:
if (!aot_emit_aot_file(comp_ctx, comp_data, out_file_name)) {
printf("%s\n", aot_get_last_error());
goto fail5;
}
break;
default:
break;
}
bh_print_time("Compile end");
printf("Compile success, file %s was generated.\n", out_file_name);
fail5:
/* Destroy compiler context */
aot_destroy_comp_context(comp_ctx);
fail4:
/* Destroy compile data */
aot_destroy_comp_data(comp_data);
fail3:
/* Unload WASM module */
wasm_runtime_unload(wasm_module);
fail2:
/* free the file buffer */
wasm_runtime_free(wasm_file);
fail1:
/* Destroy runtime environment */
wasm_runtime_destroy();
bh_print_time("wamrc return");
return 0;
}
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