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* 1.1 (the "License"); you may not use this file except in compliance with
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* The Original Code is [Open Source Virtual Machine].
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#ifndef __njcpudetect__
#define __njcpudetect__
/***
* Note: this file should not include *any* other files, nor should it wrap
* itself in ifdef FEATURE_NANOJIT, nor should it do anything other than
* define preprocessor symbols.
*/
/***
* NJ_COMPILER_ARM_ARCH attempts to specify the minimum ARM architecture
* that the C++ compiler has specified. Note that although Config::arm_arch
* is initialized to this value by default, there is no requirement that they
* be in sync.
*
* Note, this is done via #define so that downstream preprocessor usage can
* examine it, but please don't attempt to redefine it.
*
* Note, this is deliberately not encased in "ifdef NANOJIT_ARM", as this file
* may be included before that is defined. On non-ARM platforms we will hit the
* "Unable to determine" case.
*/
// GCC and RealView usually define __ARM_ARCH__
#if defined(__ARM_ARCH__)
#define NJ_COMPILER_ARM_ARCH __ARM_ARCH__
// ok, try well-known GCC flags ( see http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html )
#elif defined(__ARM_ARCH_7__) || \
defined(__ARM_ARCH_7A__) || \
defined(__ARM_ARCH_7M__) || \
defined(__ARM_ARCH_7R__) || \
defined(_ARM_ARCH_7)
#define NJ_COMPILER_ARM_ARCH 7
#elif defined(__ARM_ARCH_6__) || \
defined(__ARM_ARCH_6J__) || \
defined(__ARM_ARCH_6T2__) || \
defined(__ARM_ARCH_6Z__) || \
defined(__ARM_ARCH_6ZK__) || \
defined(__ARM_ARCH_6M__) || \
defined(_ARM_ARCH_6)
#define NJ_COMPILER_ARM_ARCH 6
#elif defined(__ARM_ARCH_5__) || \
defined(__ARM_ARCH_5T__) || \
defined(__ARM_ARCH_5E__) || \
defined(__ARM_ARCH_5TE__)
#define NJ_COMPILER_ARM_ARCH 5
#elif defined(__ARM_ARCH_4T__)
#define NJ_COMPILER_ARM_ARCH 4
// Visual C has its own mojo
#elif defined(_MSC_VER) && defined(_M_ARM)
#define NJ_COMPILER_ARM_ARCH _M_ARM
// RVCT
#elif defined(__TARGET_ARCH_ARM)
#define NJ_COMPILER_ARM_ARCH __TARGET_ARCH_ARM
#else
// non-numeric value
#define NJ_COMPILER_ARM_ARCH "Unable to determine valid NJ_COMPILER_ARM_ARCH (nanojit only supports ARMv4T or later)"
#endif
#endif // __njcpudetect__
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