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1//===-- int_util.h - internal utility functions ---------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file is not part of the interface of this library.10//11// This file defines non-inline utilities which are available for use in the12// library. The function definitions themselves are all contained in int_util.c13// which will always be compiled into any compiler-rt library.14//15//===----------------------------------------------------------------------===//16 17#ifndef INT_UTIL_H18#define INT_UTIL_H19 20/// \brief Trigger a program abort (or panic for kernel code).21#define compilerrt_abort() __compilerrt_abort_impl(__FILE__, __LINE__, __func__)22 23NORETURN void __compilerrt_abort_impl(const char *file, int line,24 const char *function);25 26#define COMPILE_TIME_ASSERT(expr) COMPILE_TIME_ASSERT1(expr, __COUNTER__)27#define COMPILE_TIME_ASSERT1(expr, cnt) COMPILE_TIME_ASSERT2(expr, cnt)28#define COMPILE_TIME_ASSERT2(expr, cnt) \29 typedef char ct_assert_##cnt[(expr) ? 1 : -1] UNUSED30 31// Force unrolling the code specified to be repeated N times.32#define REPEAT_0_TIMES(code_to_repeat) /* do nothing */33#define REPEAT_1_TIMES(code_to_repeat) code_to_repeat34#define REPEAT_2_TIMES(code_to_repeat) \35 REPEAT_1_TIMES(code_to_repeat) \36 code_to_repeat37#define REPEAT_3_TIMES(code_to_repeat) \38 REPEAT_2_TIMES(code_to_repeat) \39 code_to_repeat40#define REPEAT_4_TIMES(code_to_repeat) \41 REPEAT_3_TIMES(code_to_repeat) \42 code_to_repeat43 44#define REPEAT_N_TIMES_(N, code_to_repeat) REPEAT_##N##_TIMES(code_to_repeat)45#define REPEAT_N_TIMES(N, code_to_repeat) REPEAT_N_TIMES_(N, code_to_repeat)46 47#endif // INT_UTIL_H48