forked from OSchip/llvm-project
77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
/* ===-- int_lib.h - configuration header for compiler-rt -----------------===
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*
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* The LLVM Compiler Infrastructure
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*
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* This file is dual licensed under the MIT and the University of Illinois Open
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* Source Licenses. See LICENSE.TXT for details.
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*
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* ===----------------------------------------------------------------------===
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*
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* This file is a configuration header for compiler-rt.
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* This file is not part of the interface of this library.
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*
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* ===----------------------------------------------------------------------===
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*/
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#ifndef INT_LIB_H
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#define INT_LIB_H
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/* Assumption: Signed integral is 2's complement. */
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/* Assumption: Right shift of signed negative is arithmetic shift. */
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/* Assumption: Endianness is little or big (not mixed). */
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/* ABI macro definitions */
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/*
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* TODO define this appropriately for targets that require explicit export
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* declarations (i.e. Windows)
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*/
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#define COMPILER_RT_EXPORT
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#if __ARM_EABI__
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# define ARM_EABI_FNALIAS(aeabi_name, name) \
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void __aeabi_##aeabi_name() __attribute__((alias("__" #name)));
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# define COMPILER_RT_ABI COMPILER_RT_EXPORT __attribute__((pcs("aapcs")))
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#else
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# define ARM_EABI_FNALIAS(aeabi_name, name)
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# define COMPILER_RT_ABI COMPILER_RT_EXPORT
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#endif
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#if defined(__NetBSD__) && (defined(_KERNEL) || defined(_STANDALONE))
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/*
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* Kernel and boot environment can't use normal headers,
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* so use the equivalent system headers.
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*/
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# include <machine/limits.h>
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# include <sys/stdint.h>
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# include <sys/types.h>
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#else
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/* Include the standard compiler builtin headers we use functionality from. */
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# include <limits.h>
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# include <stdint.h>
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# include <stdbool.h>
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# include <float.h>
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#endif
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/* Include the commonly used internal type definitions. */
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#include "int_types.h"
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/* Include internal utility function declarations. */
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#include "int_util.h"
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COMPILER_RT_ABI si_int __paritysi2(si_int a);
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COMPILER_RT_ABI si_int __paritydi2(di_int a);
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COMPILER_RT_ABI di_int __divdi3(di_int a, di_int b);
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COMPILER_RT_ABI si_int __divsi3(si_int a, si_int b);
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COMPILER_RT_ABI su_int __udivsi3(su_int n, su_int d);
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COMPILER_RT_ABI su_int __udivmodsi4(su_int a, su_int b, su_int* rem);
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COMPILER_RT_ABI du_int __udivmoddi4(du_int a, du_int b, du_int* rem);
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#ifdef CRT_HAS_128BIT
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COMPILER_RT_ABI si_int __clzti2(ti_int a);
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COMPILER_RT_ABI tu_int __udivmodti4(tu_int a, tu_int b, tu_int* rem);
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#endif
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#endif /* INT_LIB_H */
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