The ARC chip family includes several successive levels (or other variants) of chip, using the same core instruction set, but including a few additional instructions at each level.
as assumes the core instruction set (ARC
.cpu pseudo-op is intended to be used to select
ascan select big-endian or little-endian output at run time (unlike most other GNU development tools, which must be configured for one or the other). Use `-mbig-endian' to select big-endian output, and `-mlittle-endian' for little-endian.
The ARC cpu family currently does not have hardware floating point
support. Software floating point support is provided by
and uses IEEE floating-point numbers.
The ARC version of
as supports the following additional
.cpuis used to select the desired variant [though currently there are none].
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