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invoke.texi (AVR Options): Add documentation about __AVR_DEVICE_NAME__ built-in macro.

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* doc/invoke.texi (AVR Options): Add documentation about 
	__AVR_DEVICE_NAME__ built-in macro.

From-SVN: r213377
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Senthil Kumar Selvaraj 2014-07-31 14:51:02 +00:00 committed by Denis Chertykov
parent 3290f5e7c7
commit 08938c896f
2 changed files with 13 additions and 0 deletions
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@ -1,3 +1,8 @@
2014-07-30 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
* doc/invoke.texi (AVR Options): Add documentation about
__AVR_DEVICE_NAME__ built-in macro.
2014-07-31 Charles Baylis <charles.baylis@linaro.org>
PR target/61948

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gcc/doc/invoke.texi
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@ -13115,6 +13115,14 @@ the device name as from the AVR user manual. The difference between
If @var{device} is not a device but only a core architecture like
@code{avr51}, this macro will not be defined.
@item __AVR_DEVICE_NAME__
Setting @code{-mmcu=@var{device}} defines this built-in macro to
the device's name. For example, with @code{-mmcu=atmega8} the macro
will be defined to @code{atmega8}.
If @var{device} is not a device but only a core architecture like
@code{avr51}, this macro will not be defined.
@item __AVR_XMEGA__
The device / architecture belongs to the XMEGA family of devices.