zephyr/arch/arc
Wayne Ren 908f9ec8f5 arch: arc: add handling for accl regs, r25, r30
* when fpu is configured or mpy_option > 6,
accl regs (r58, r59) will be configured,
they are used by fpu and mac, and are caller
-saved scratch regs, so need to be saved before
jumping to interrupt handlers

* r25 and r30 are also caller-saved scratch reg.

Signed-off-by: Wayne Ren <wei.ren@synopsys.com>
2019-08-01 18:09:35 -07:00
..
core arch: arc: add handling for accl regs, r25, r30 2019-08-01 18:09:35 -07:00
include arch: arc: add handling for accl regs, r25, r30 2019-08-01 18:09:35 -07:00
CMakeLists.txt arc: Add support for unaligned access 2019-07-31 09:25:15 -07:00
Kconfig arch: arc: add handling for accl regs, r25, r30 2019-08-01 18:09:35 -07:00