Gwendal Grignou 2590ce9538 common: Add software CTZ implementation when needeed ...

CTZ - Count Trailing Zero - is not implemented in hardware on cortex0 or
nds32.

Used in ST sensor drivers.

BUG=none
BRANCH=none
TEST=compile

Change-Id: I2d62fd60f05169189b24ba2a3308bec69ed9de9c
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/767609
Commit-Ready: Ely Vazquez <nadia198877@gmail.com>
Reviewed-by: Shawn N <shawnn@chromium.org>

2017-11-16 23:32:11 -08:00

..

curve25519

core/cortex-m0/curve25519: Remove unused variants

2017-07-04 06:51:00 -07:00

include

math_util: Use HW instruction for int_sqrtf when available

2017-06-19 15:33:09 -07:00

atomic.h

cortex-m0: Constrain target register in atomic read

2015-08-11 19:52:40 +00:00

build.mk

Allow core code to request its cross compiler

2017-07-19 05:01:02 -07:00

config_core.h

common: Add software CTZ implementation when needeed

2017-11-16 23:32:11 -08:00

cpu.c

cortex-m0: Add deferred scheduler

2015-02-12 06:44:04 +00:00

cpu.h

cleanup: fix all the header guards

2015-06-18 19:07:00 +00:00

div.S

cortex-m*: Save panicinfo on non-exception panics

2015-02-18 04:53:51 +00:00

ec.lds.S

common: Split rwsig parts from rsa.h header

2017-04-11 20:22:32 -07:00

init.S

Cleanup: Remove COMPILE_FOR_RAM option from linker scripts

2015-09-08 10:38:21 -07:00

irq_handler.h

core: Don't discard irqprio table entries due to LTO

2016-08-07 21:43:53 -07:00

ldivmod.S

cortex-m0: Fix branch from 64-bit signed to unsigned divide

2015-02-25 03:33:01 +00:00

lmul.S

cortex-m0: optimize out unused assembly helpers

2015-01-14 21:50:03 +00:00

panic.c

cleanup: Fix gcc 5.2.1 compile errors

2015-11-11 11:00:56 -08:00

switch.S

cortex-m0: Use assembly exception handlers for task switching

2017-08-28 10:55:41 -07:00

task.c

cortex-m0: Use assembly exception handlers for task switching

2017-08-28 10:55:41 -07:00

thumb_case.S

cortex-m0: optimize out unused assembly helpers

2015-01-14 21:50:03 +00:00

uldivmod.S

cortex-m0: Fix panic reason on div0

2015-02-18 19:30:59 +00:00

watchdog.c

UART: Remove unused uart.h header includes

2015-09-08 10:38:20 -07:00