Chapter 35.

Renesas / SuperH SH Dependent Features

35.1. Options

as

has following command line options for the Renesas (formerly Hitachi) / SuperH SH family.

 little

Generate little endian code.

 big

Generate big endian code.

 relax

Alter jump instructions for long displacements.

 small

Align sections to 4 byte boundaries, not 16.

 dsp

Enable sh dsp insns, and disable sh3e / sh4 insns.

 renesas

Disable optimization with section symbol for compatibility with Renesas assembler.

 isa=sh4 | sh4a

Specify the sh4 or sh4a instruction set.

 isa=dsp

Enable sh dsp insns, and disable sh3e / sh4 insns.

 isa=fp

Enable sh2e, sh3e, sh4, and sh4a insn sets.

 isa=all

Enable sh1, sh2, sh2e, sh3, sh3e, sh4, sh4a, and sh dsp insn sets.

35.2. Syntax

35.2.1. Special Characters

!

is the line comment character.

You can use

;

instead of a newline to separate statements.

Since

$

has no special meaning, you may use it in symbol names.