Re: [PATCH 3/3] x86/build: Clean up boot/Makefile

[Jan Beulich <jbeulich@suse.com>]

On 14.04.2022 13:47, Andrew Cooper wrote:
> There are no .S intermediate files, so rework in terms of head-bin-objs.
> 
> No functional change.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
> ---
> CC: Jan Beulich <JBeulich@suse.com>
> CC: Roger Pau Monné <roger.pau@citrix.com>
> CC: Wei Liu <wl@xen.org>
> CC: Anthony PERARD <anthony.perard@citrix.com>
> 
> I'm slightly -1 on this, because
> 
>   head-bin-objs := $(addprefix $(obj)/,$(head-bin-objs))
> 
> is substantial obfuscation which I'd prefer to bin.

Would ...

> --- a/xen/arch/x86/boot/Makefile
> +++ b/xen/arch/x86/boot/Makefile
> @@ -1,16 +1,17 @@
>  obj-bin-y += head.o
> -head-srcs := cmdline.S reloc.S
>  
> -nocov-y += $(head-srcs:.S=.o)
> -noubsan-y += $(head-srcs:.S=.o)
> -targets += $(head-srcs:.S=.o)
> +head-bin-objs := cmdline.o reloc.o

head-bin-objs := $(obj)/cmdline.o $(obj)/reloc.o

> -head-srcs := $(addprefix $(obj)/, $(head-srcs))
> +nocov-y += $(head-bin-objs)
> +noubsan-y += $(head-bin-objs)
> +targets += $(head-bin-objs)

nocov-y += $(notdir $(head-bin-objs))

etc perhaps be a little less obfuscation?

Jan