Chapter 34.

PowerPC Dependent Features

34.1. Options

The PowerPC chip family includes several successive levels, using the same core instruction set, but

including a few additional instructions at each level. There are exceptions to this however. For details

on what instructions each variant supports, please see the chip's architecture reference manual.

The following table lists all available PowerPC options.

 mpwrx |  mpwr2

Generate code for POWER/2 (RIOS2).

 mpwr

Generate code for POWER (RIOS1)

 m601

Generate code for PowerPC 601.

 mppc,  mppc32,  m603,  m604

Generate code for PowerPC 603/604.

 m403,  m405

Generate code for PowerPC 403/405.

 m440

Generate code for PowerPC 440. BookE and some 405 instructions.

 m7400,  m7410,  m7450,  m7455

Generate code for PowerPC 7400/7410/7450/7455.

 mppc64,  m620

Generate code for PowerPC 620/625/630.

 mppc64bridge

Generate code for PowerPC 64, including bridge insns.

 mbooke64

Generate code for 64 bit BookE.

 mbooke, mbooke32

Generate code for 32 bit BookE.

 maltivec

Generate code for processors with AltiVec instructions.