/usr/lib/python2.7/dist-packages/numpy/core/include/numpy/npy_cpu.h is in python-numpy 1:1.12.1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* This set (target) cpu specific macros:
* - Possible values:
* NPY_CPU_X86
* NPY_CPU_AMD64
* NPY_CPU_PPC
* NPY_CPU_PPC64
* NPY_CPU_PPC64LE
* NPY_CPU_SPARC
* NPY_CPU_S390
* NPY_CPU_IA64
* NPY_CPU_HPPA
* NPY_CPU_ALPHA
* NPY_CPU_ARMEL
* NPY_CPU_ARMEB
* NPY_CPU_SH_LE
* NPY_CPU_SH_BE
*/
#ifndef _NPY_CPUARCH_H_
#define _NPY_CPUARCH_H_
#include "numpyconfig.h"
#include <string.h> /* for memcpy */
#if defined( __i386__ ) || defined(i386) || defined(_M_IX86)
/*
* __i386__ is defined by gcc and Intel compiler on Linux,
* _M_IX86 by VS compiler,
* i386 by Sun compilers on opensolaris at least
*/
#define NPY_CPU_X86
#elif defined(__x86_64__) || defined(__amd64__) || defined(__x86_64) || defined(_M_AMD64)
/*
* both __x86_64__ and __amd64__ are defined by gcc
* __x86_64 defined by sun compiler on opensolaris at least
* _M_AMD64 defined by MS compiler
*/
#define NPY_CPU_AMD64
#elif defined(__ppc__) || defined(__powerpc__) || defined(_ARCH_PPC)
/*
* __ppc__ is defined by gcc, I remember having seen __powerpc__ once,
* but can't find it ATM
* _ARCH_PPC is used by at least gcc on AIX
*/
#define NPY_CPU_PPC
#elif defined(__ppc64le__)
#define NPY_CPU_PPC64LE
#elif defined(__ppc64__)
#define NPY_CPU_PPC64
#elif defined(__sparc__) || defined(__sparc)
/* __sparc__ is defined by gcc and Forte (e.g. Sun) compilers */
#define NPY_CPU_SPARC
#elif defined(__s390__)
#define NPY_CPU_S390
#elif defined(__ia64)
#define NPY_CPU_IA64
#elif defined(__hppa)
#define NPY_CPU_HPPA
#elif defined(__alpha__)
#define NPY_CPU_ALPHA
#elif defined(__arm__) && defined(__ARMEL__)
#define NPY_CPU_ARMEL
#elif defined(__arm__) && defined(__ARMEB__)
#define NPY_CPU_ARMEB
#elif defined(__sh__) && defined(__LITTLE_ENDIAN__)
#define NPY_CPU_SH_LE
#elif defined(__sh__) && defined(__BIG_ENDIAN__)
#define NPY_CPU_SH_BE
#elif defined(__MIPSEL__)
#define NPY_CPU_MIPSEL
#elif defined(__MIPSEB__)
#define NPY_CPU_MIPSEB
#elif defined(__or1k__)
#define NPY_CPU_OR1K
#elif defined(__aarch64__)
#define NPY_CPU_AARCH64
#elif defined(__mc68000__)
#define NPY_CPU_M68K
#else
#error Unknown CPU, please report this to numpy maintainers with \
information about your platform (OS, CPU and compiler)
#endif
#define NPY_COPY_PYOBJECT_PTR(dst, src) memcpy(dst, src, sizeof(PyObject *))
#if (defined(NPY_CPU_X86) || defined(NPY_CPU_AMD64))
#define NPY_CPU_HAVE_UNALIGNED_ACCESS 1
#else
#define NPY_CPU_HAVE_UNALIGNED_ACCESS 0
#endif
#endif
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