On 20/05/2019 20:24, Jeff Law wrote:
> On 4/9/19 10:36 AM, Richard Earnshaw (lists) wrote:
>> On 09/04/2019 16:04, Jeff Law wrote:
>>> On 4/8/19 9:17 AM, co...@sdf.org wrote:
>>>> Pinging again in the hope of getting the patch in, I'd like to have
>>>> less outstanding patches :) (I have quite a few and new releases
>>>> can become painful!)
>>>>
>>>> gcc/ChangeLog
>>>>
>>>> config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration
>>>> config.host (arm*-*-netbsd*): Build driver-arm.o
>>>> config/arm/netbsd-eabi.h: New file.
>>>> config/arm/netbsd-elf.h
>>>> config/netbsd-elf.h: Define SUBTARGET_EXTRA_SPECS.
>>>>
>>>> libgcc/ChangeLog
>>>>
>>>> config.host (arm*-*-netbsdelf*): Add support for EABI configuration
>>>> config/arm/t-netbsd: LIB1ASMFUNCS: Append to existing set.
>>>>                 HOST_LIBGCC2_CFLAGS: workaround possible bug
>>>> config/arm/t-netbsd-eabi: New file.
>>> So we're well into stage4 which means technically it's too late for
>>> something like this.  However, given it's limited scope I won't object
>>> if the ARM port maintainers want to go forward.  Otherwise I'll queue it
>>> for gcc-10.
>>>
>>> jeff
>>>
>>
>> I was about to approve this (modulo removing the now obsolete
>> FPU_DEFAULT macro), until I noticed that it also modifies the generic
>> NetBSD code as well.  I'm certainly not willing to approve that myself
>> at this late stage, but if one of the NetBSD OS maintainers wants to
>> step up and do so, I'll happily take the Arm back-end code as that's not
>> a primary or secondary target.
> So is removal of the FPUTYPE_DEFAULT stuff all that's needed for this to
> go forward now that Jason T has chimed in?
> 
> jeff
> 
> 

Very close.  I was just doing a last pass through the patch to make that
small edit when I noticed this in config/arm/netbsd-eabi.h:


#define SUBTARGET_EXTRA_ASM_SPEC                \
  "-matpcs ..."

Why is the assembler unconditionally passed -matpcs for an eabi
configuration?  That sounds broken.

R.

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