SH Options

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Hitachi SH options

The following -m options are defined for the Hitachi SH family of processors’ implementations.

-m1

Generate code for the SH1.

-m2

Generate code for the SH2.

-m3

Generate code for the SH3.

-m3e

Generate code for the SH3e.

-mb

Compile code for the processor in big endian mode.

-m1

Compile code for the processor in little endian mode.

-mdalign

Align doubles at 64 bit boundaries. Note that this changes the calling conventions, and thus some functions from the standard C library will not work unless you recompile it first with -mdalign.

-mrelax

Shorten some addresses at link time, when possible; uses the linker option, -relax.