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Implement clock() wrapper for built-in libc (#691)

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Huang Qi 2021-08-07 21:21:25 +08:00 committed by GitHub
parent 0db04e0b8f
commit 8fd89bd415
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1 changed files with 9 additions and 0 deletions
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core/iwasm/libraries/libc-builtin/libc_builtin_wrapper.c
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@ -1090,6 +1090,14 @@ clock_gettime_wrapper(wasm_exec_env_t exec_env,
return (uint32)0; return (uint32)0;
} }
static uint64
clock_wrapper(wasm_exec_env_t exec_env)
{
/* Convert to nano seconds as CLOCKS_PER_SEC in wasi-sdk */
return os_time_get_boot_microsecond() * 1000;
}
#if WASM_ENABLE_SPEC_TEST != 0 #if WASM_ENABLE_SPEC_TEST != 0
static void static void
print_wrapper(wasm_exec_env_t exec_env) print_wrapper(wasm_exec_env_t exec_env)
@ -1190,6 +1198,7 @@ static NativeSymbol native_symbols_libc_builtin[] = {
REG_NATIVE_FUNC(__cxa_begin_catch, "(*)"), REG_NATIVE_FUNC(__cxa_begin_catch, "(*)"),
REG_NATIVE_FUNC(__cxa_throw, "(**i)"), REG_NATIVE_FUNC(__cxa_throw, "(**i)"),
REG_NATIVE_FUNC(clock_gettime, "(i*)i"), REG_NATIVE_FUNC(clock_gettime, "(i*)i"),
REG_NATIVE_FUNC(clock, "()I"),
}; };
#if WASM_ENABLE_SPEC_TEST != 0 #if WASM_ENABLE_SPEC_TEST != 0