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110 lines
3.7 KiB
C
110 lines
3.7 KiB
C
/*
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* This set (target) cpu specific macros:
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* - Possible values:
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* NPY_CPU_X86
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* NPY_CPU_AMD64
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* NPY_CPU_PPC
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* NPY_CPU_PPC64
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* NPY_CPU_SPARC
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* NPY_CPU_S390
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* NPY_CPU_IA64
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* NPY_CPU_HPPA
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* NPY_CPU_ALPHA
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* NPY_CPU_ARMEL
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* NPY_CPU_ARMEB
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* NPY_CPU_SH_LE
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* NPY_CPU_SH_BE
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*/
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#ifndef _NPY_CPUARCH_H_
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#define _NPY_CPUARCH_H_
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#include "numpyconfig.h"
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#if defined( __i386__ ) || defined(i386) || defined(_M_IX86)
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/*
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* __i386__ is defined by gcc and Intel compiler on Linux,
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* _M_IX86 by VS compiler,
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* i386 by Sun compilers on opensolaris at least
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*/
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#define NPY_CPU_X86
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#elif defined(__x86_64__) || defined(__amd64__) || defined(__x86_64) || defined(_M_AMD64)
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/*
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* both __x86_64__ and __amd64__ are defined by gcc
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* __x86_64 defined by sun compiler on opensolaris at least
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* _M_AMD64 defined by MS compiler
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*/
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#define NPY_CPU_AMD64
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#elif defined(__ppc__) || defined(__powerpc__) || defined(_ARCH_PPC)
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/*
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* __ppc__ is defined by gcc, I remember having seen __powerpc__ once,
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* but can't find it ATM
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* _ARCH_PPC is used by at least gcc on AIX
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*/
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#define NPY_CPU_PPC
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#elif defined(__ppc64__)
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#define NPY_CPU_PPC64
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#elif defined(__sparc__) || defined(__sparc)
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/* __sparc__ is defined by gcc and Forte (e.g. Sun) compilers */
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#define NPY_CPU_SPARC
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#elif defined(__s390__)
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#define NPY_CPU_S390
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#elif defined(__ia64)
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#define NPY_CPU_IA64
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#elif defined(__hppa)
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#define NPY_CPU_HPPA
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#elif defined(__alpha__)
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#define NPY_CPU_ALPHA
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#elif defined(__arm__) && defined(__ARMEL__)
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#define NPY_CPU_ARMEL
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#elif defined(__arm__) && defined(__ARMEB__)
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#define NPY_CPU_ARMEB
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#elif defined(__sh__) && defined(__LITTLE_ENDIAN__)
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#define NPY_CPU_SH_LE
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#elif defined(__sh__) && defined(__BIG_ENDIAN__)
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#define NPY_CPU_SH_BE
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#elif defined(__MIPSEL__)
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#define NPY_CPU_MIPSEL
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#elif defined(__MIPSEB__)
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#define NPY_CPU_MIPSEB
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#elif defined(__aarch64__)
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#define NPY_CPU_AARCH64
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#else
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#error Unknown CPU, please report this to numpy maintainers with \
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information about your platform (OS, CPU and compiler)
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#endif
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/*
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This "white-lists" the architectures that we know don't require
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pointer alignment. We white-list, since the memcpy version will
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work everywhere, whereas assignment will only work where pointer
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dereferencing doesn't require alignment.
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TODO: There may be more architectures we can white list.
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*/
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#if defined(NPY_CPU_X86) || defined(NPY_CPU_AMD64)
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#define NPY_COPY_PYOBJECT_PTR(dst, src) (*((PyObject **)(dst)) = *((PyObject **)(src)))
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#else
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#if NPY_SIZEOF_PY_INTPTR_T == 4
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#define NPY_COPY_PYOBJECT_PTR(dst, src) \
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((char*)(dst))[0] = ((char*)(src))[0]; \
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((char*)(dst))[1] = ((char*)(src))[1]; \
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((char*)(dst))[2] = ((char*)(src))[2]; \
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((char*)(dst))[3] = ((char*)(src))[3];
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#elif NPY_SIZEOF_PY_INTPTR_T == 8
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#define NPY_COPY_PYOBJECT_PTR(dst, src) \
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((char*)(dst))[0] = ((char*)(src))[0]; \
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((char*)(dst))[1] = ((char*)(src))[1]; \
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((char*)(dst))[2] = ((char*)(src))[2]; \
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((char*)(dst))[3] = ((char*)(src))[3]; \
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((char*)(dst))[4] = ((char*)(src))[4]; \
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((char*)(dst))[5] = ((char*)(src))[5]; \
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((char*)(dst))[6] = ((char*)(src))[6]; \
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((char*)(dst))[7] = ((char*)(src))[7];
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#else
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#error Unknown architecture, please report this to numpy maintainers with \
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information about your platform (OS, CPU and compiler)
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#endif
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#endif
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#endif
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