mirror of
https://github.com/jart/cosmopolitan.git
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74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
/* clang-format off */
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#if defined(__x86_64__) && !(__ASSEMBLER__ + __LINKER__ + 0)
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#ifndef _X86GPRINTRIN_H_INCLUDED
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# error "Never use <bmi2intrin.h> directly; include <x86gprintrin.h> instead."
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#endif
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#ifndef _BMI2INTRIN_H_INCLUDED
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#define _BMI2INTRIN_H_INCLUDED
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#ifndef __BMI2__
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#pragma GCC push_options
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#pragma GCC target("bmi2")
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#define __DISABLE_BMI2__
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#endif
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extern __inline unsigned int
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_bzhi_u32 (unsigned int __X, unsigned int __Y)
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{
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return __builtin_ia32_bzhi_si (__X, __Y);
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}
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extern __inline unsigned int
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_pdep_u32 (unsigned int __X, unsigned int __Y)
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{
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return __builtin_ia32_pdep_si (__X, __Y);
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}
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extern __inline unsigned int
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_pext_u32 (unsigned int __X, unsigned int __Y)
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{
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return __builtin_ia32_pext_si (__X, __Y);
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}
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#ifdef __x86_64__
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extern __inline unsigned long long
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_bzhi_u64 (unsigned long long __X, unsigned long long __Y)
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{
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return __builtin_ia32_bzhi_di (__X, __Y);
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}
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extern __inline unsigned long long
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_pdep_u64 (unsigned long long __X, unsigned long long __Y)
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{
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return __builtin_ia32_pdep_di (__X, __Y);
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}
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extern __inline unsigned long long
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_pext_u64 (unsigned long long __X, unsigned long long __Y)
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{
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return __builtin_ia32_pext_di (__X, __Y);
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}
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extern __inline unsigned long long
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_mulx_u64 (unsigned long long __X, unsigned long long __Y,
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unsigned long long *__P)
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{
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unsigned __int128 __res = (unsigned __int128) __X * __Y;
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*__P = (unsigned long long) (__res >> 64);
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return (unsigned long long) __res;
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}
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#else
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extern __inline unsigned int
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_mulx_u32 (unsigned int __X, unsigned int __Y, unsigned int *__P)
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{
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unsigned long long __res = (unsigned long long) __X * __Y;
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*__P = (unsigned int) (__res >> 32);
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return (unsigned int) __res;
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}
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#endif
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#ifdef __DISABLE_BMI2__
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#undef __DISABLE_BMI2__
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#pragma GCC pop_options
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#endif
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#endif
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#endif
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