Experimental Physics and
Industrial Control System

"Johnson, Andrew N. via Tech-talk" <tech-talk at aps.anl.gov> · Tue, 6 Apr 2021 15:30:04 +0000

Hi Noboru,

On Apr 5, 2021, at 11:03 PM, Noboru Yamamoto wrote:
> 
> Hi, friends in EPICS community.
> 
> Recently I got Apple Macbook pro with Apple M1 CPU, running macOS Big Sur.
> Today, I successfully built fat binaries for EPICS R7 base software.
> So far I tested softIOC and ca_get command in both x86_64 and arm64 architectures using clang/clang++ compilers from Apple.

Thank-you for checking and confirming that fat binaries build and work properly, I don’t have access to an M1 CPU yet to do that myself (although this laptop will need replacing soon as it can’t be upgraded beyond macOS Catalina).

- Andrew

> To build these binraries, I just needed to modify Makefiles as shown below.
> 
> 1) In base/configure/os/CONFIG_SITE.Common.darwin-x86, set the ARCH_CLASS variable as
> 	ARCH_CLASS = x86_64 arm64
> 
> 2)  Rebuild "libreadline.dylib" in /usr/local/lib ( or where you installed it) as a fat binary.
> To build it,  I modified  readline-8.1/Makefile:
> 
> 	CFLAGS = -arch x86_64 -arch arm64 -g -O2 -Wno-parentheses -Wno-format-security
> 
> and readline-8.1/shlib/Makefile:
> 
> 	SHOBJ_LDFLAGS = -arch x86_64 -arch arm64 -dynamiclib -dynamic -undefined dynamic_lookup
> 
> 
> Regards,
> 
> Noboru Yamamoto
> J-PARC accelerator control group
> KEK, JAPAN

-- 
Complexity comes for free, simplicity you have to work for.

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System