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Use --target to pass a triple in wamrc (#4199)

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Provide a triple string in the format of <arch>-<vendor>-<os>-<abi>
via --target.
This commit is contained in:
liang.he 2025-05-06 06:56:06 +08:00 committed by GitHub
parent 5bdbba0dbe
commit 5910e5cd21
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2 changed files with 21 additions and 4 deletions
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22
core/iwasm/compilation/aot_llvm.c
View File

@ -2742,10 +2742,23 @@ aot_create_comp_context(const AOTCompData *comp_data, aot_comp_option_t option)
}
else {
/* Create LLVM target machine */
arch = option->target_arch;
abi = option->target_abi;
cpu = option->target_cpu;
features = option->cpu_features;
if (!option->target_arch || !strstr(option->target_arch, "-")) {
/* Retrieve the target triple based on user input */
triple = NULL;
arch = option->target_arch;
abi = option->target_abi;
cpu = option->target_cpu;
features = option->cpu_features;
}
else {
/* Form a target triple */
triple = option->target_arch;
arch = NULL;
abi = NULL;
cpu = NULL;
features = NULL;
}
opt_level = option->opt_level;
size_level = option->size_level;
@ -2986,6 +2999,7 @@ aot_create_comp_context(const AOTCompData *comp_data, aot_comp_option_t option)
aot_set_last_error(buf);
goto fail;
}
LOG_VERBOSE("triple: %s => normailized: %s", triple, triple_norm);
if (!cpu)
cpu = "";
}

3
wamr-compiler/main.c
View File

@ -116,6 +116,9 @@ print_help()
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(" Or, provide a triple in the format of <arch>-<vendor>-<os>-<abi>.\n");
printf(" By doing this, --target-abi, --cpu, and --cpu-features will be ignored.\n");
printf(" The triple will only be normalized without any further verification.\n");
printf(" --target-abi=<abi> Set the target ABI, e.g. gnu, eabi, gnueabihf, msvc, etc.\n");
printf(" Default is gnu if target isn't riscv64 or riscv32\n");
printf(" For target riscv64 and riscv32, default is lp64d and ilp32d\n");