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Important: The information in this document is obsolete and should not be used for new development.

Inside Macintosh: PowerPC System Software /

Chapter 2 - Mixed Mode Manager / Mixed Mode Manager Reference

Mixed Mode Manager Routines / Determining Instruction Set Architectures

GetCurrentISA
You can use the GetCurrentISA function to get the current instruction set architecture.
ISAType GetCurrentISA (void);
DESCRIPTION
The GetCurrentISA function returns the current instruction set architecture. See "Instruction Set Architectures" on page 2-35 for a list of the values GetCurrentISA
can return.

SPECIAL CONSIDERATIONS
Currently, the GetCurrentISA function is defined as a compiler macro.
#if defined(powerc) || defined(__powerc)
#define GetCurrentISA()       ((ISAType) kPowerPCISA)
#else
#define GetCurrentISA()       ((ISAType) kM68kISA)
#endif
The implementation details are subject to change.




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