mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 11:37:35 +00:00
fa20edc44d
- Remove most __ASSEMBLER__ __LINKER__ ifdefs - Rename libc/intrin/bits.h to libc/serialize.h - Block pthread cancelation in fchmodat() polyfill - Remove `clang-format off` statements in third_party
40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
#if defined(__x86_64__) && !(__ASSEMBLER__ + __LINKER__ + 0)
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#ifndef _X86GPRINTRIN_H_INCLUDED
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# error "Never use <pconfigintrin.h> directly; include <x86gprintrin.h> instead."
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#endif
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#ifndef _PCONFIGINTRIN_H_INCLUDED
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#define _PCONFIGINTRIN_H_INCLUDED
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#ifndef __PCONFIG__
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#pragma GCC push_options
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#pragma GCC target("pconfig")
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#define __DISABLE_PCONFIG__
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#endif
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#define __pconfig_b(leaf, b, retval) __asm__ __volatile__ ("pconfig\n\t" : "=a" (retval) : "a" (leaf), "b" (b) : "cc")
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#define __pconfig_generic(leaf, b, c, d, retval) __asm__ __volatile__ ("pconfig\n\t" : "=a" (retval), "=b" (b), "=c" (c), "=d" (d) : "a" (leaf), "b" (b), "c" (c), "d" (d) : "cc")
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extern __inline unsigned int
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__attribute__((__gnu_inline__, __always_inline__, __artificial__))
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_pconfig_u32 (const unsigned int __L, size_t __D[])
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{
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enum __pconfig_type
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{
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__PCONFIG_KEY_PROGRAM = 0x01,
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};
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unsigned int __R = 0;
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if (!__builtin_constant_p (__L))
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__pconfig_generic (__L, __D[0], __D[1], __D[2], __R);
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else switch (__L)
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{
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case __PCONFIG_KEY_PROGRAM:
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__pconfig_b (__L, __D[0], __R);
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break;
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default:
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__pconfig_generic (__L, __D[0], __D[1], __D[2], __R);
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}
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return __R;
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}
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#ifdef __DISABLE_PCONFIG__
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#undef __DISABLE_PCONFIG__
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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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