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https://github.com/jart/cosmopolitan.git
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78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
#if !defined _X86INTRIN_H_INCLUDED && !defined _IMMINTRIN_H_INCLUDED
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#error "Never use <bmi2intrin.h> directly; include <x86intrin.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 /* __BMI2__ */
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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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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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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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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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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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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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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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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 /* !__x86_64__ */
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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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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 /* !__x86_64__ */
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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 /* __DISABLE_BMI2__ */
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#endif /* _BMI2INTRIN_H_INCLUDED */
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