r253787 - in /trunk/gcc: ChangeLog config/arm/a...

[thopre01@gcc.gnu.org]

Author: thopre01
Date: Mon Oct 16 13:55:00 2017
New Revision: 253787

URL: https://gcc.gnu.org/viewcvs?rev=253787&root=gcc&view=rev
Log:
[ARM] Allow +nodsp for -mcpu=cortex-m33

DSP instructions are optional for Arm Cortex-M33, yet its -mcpu option
does not allow +nodsp. Users are thus left with using
-march=armv8-m.main -mtune=cortex-m33. This patch allows +nodsp to
-mcpu=cortex-m33.

2017-10-16  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    gcc/
    * config/arm/arm-cpus.in (cortex-m33): Add nodsp option.
    * doc/invoke.texi: Document +nodsp as a valid extension for
    -mcpu=cortex-m33.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arm/arm-cpus.in
    trunk/gcc/doc/invoke.texi