sys: Remove $FreeBSD$: two-line .h pattern

Remove /^\s*\*\n \*\s+\$FreeBSD\$$\n/

arm64 lib32: prepare arm64 headers to redirect to arm

In order to compile lib32 libraries and other 32-bit code on arm64,
<machine/foo.h> needs to be redirected to an arm header rather
than arm64 wh

arm64 lib32: prepare arm64 headers to redirect to arm

In order to compile lib32 libraries and other 32-bit code on arm64,
<machine/foo.h> needs to be redirected to an arm header rather
than arm64 when building with -m32. Ifdef the arm64 headers that
are installed in /usr/include/machine and used by user-level software
(including references from /usr/include/*.h) so that if __arm__ is
defined when including the arm64 version, <arm/foo.h> is included
rather than using the rest of the file's contents. Some arm headers
had no arm64 equivalent; headers were added just to do the redirection.
These files use #error if __arm__ is not defined to guard against
confusion. Also add an include/arm Makefile, and modify Makefiles
as needed to install everything, including the arm files in
/usr/include/arm. fenv.h comes from lib/msun/arm/fenv.h.

The new arm64 headers are:
acle-compat.h
cpuinfo.h
sysreg.h

Reviewed by: jrtc27, imp
Differential Revision: https://reviews.freebsd.org/D40944

show more ...

sys: Remove $FreeBSD$: two-line .h pattern

Remove /^\s*\*\n \*\s+\$FreeBSD\$$\n/

arm64 lib32: prepare arm64 headers to redirect to arm

In order to compile lib32 libraries and other 32-bit code on arm64,
<machine/foo.h> needs to be redirected to an arm header rather
than arm64 wh

arm64 lib32: prepare arm64 headers to redirect to arm

In order to compile lib32 libraries and other 32-bit code on arm64,
<machine/foo.h> needs to be redirected to an arm header rather
than arm64 when building with -m32. Ifdef the arm64 headers that
are installed in /usr/include/machine and used by user-level software
(including references from /usr/include/*.h) so that if __arm__ is
defined when including the arm64 version, <arm/foo.h> is included
rather than using the rest of the file's contents. Some arm headers
had no arm64 equivalent; headers were added just to do the redirection.
These files use #error if __arm__ is not defined to guard against
confusion. Also add an include/arm Makefile, and modify Makefiles
as needed to install everything, including the arm files in
/usr/include/arm. fenv.h comes from lib/msun/arm/fenv.h.

The new arm64 headers are:
acle-compat.h
cpuinfo.h
sysreg.h

Reviewed by: jrtc27, imp
Differential Revision: https://reviews.freebsd.org/D40944

show more ...

Merge ^/head r309519 through r309757.

Move the stored signal mask later in the jump buf. It was being clobbered
by a later store of a VFP register.

Sponsored by: ABT Systems Ltd

MFH r289384-r293170

Sponsored by: The FreeBSD Foundation

Mfh r292839

Increase the size and alignment of the setjmp buffer. This will allow for
possible future CPU extentions with larger registers.

jmp_buf's size and alignment are baked into the ABI of third party lib

Increase the size and alignment of the setjmp buffer. This will allow for
possible future CPU extentions with larger registers.

jmp_buf's size and alignment are baked into the ABI of third party libraries
and thus are very hard to change later so it is best to waste a small amount
of space now.

Reviewed by: brooks
Differential Revision: https://reviews.freebsd.org/D3956

show more ...

Catch up with HEAD (r280229-r284686).

Merge sync of head

Merge from HEAD

MFH: r278968-r280640

Sponsored by: The FreeBSD Foundation

Add the start of the arm64 machine headers. This is the subset needed to
start getting userland libraries building.

Reviewed by: imp
Sponsored by: The FreeBSD Foundation

Merge ^/head r309519 through r309757.

Move the stored signal mask later in the jump buf. It was being clobbered
by a later store of a VFP register.

Sponsored by: ABT Systems Ltd

MFH r289384-r293170

Sponsored by: The FreeBSD Foundation

Mfh r292839

Increase the size and alignment of the setjmp buffer. This will allow for
possible future CPU extentions with larger registers.

jmp_buf's size and alignment are baked into the ABI of third party lib

Increase the size and alignment of the setjmp buffer. This will allow for
possible future CPU extentions with larger registers.

jmp_buf's size and alignment are baked into the ABI of third party libraries
and thus are very hard to change later so it is best to waste a small amount
of space now.

Reviewed by: brooks
Differential Revision: https://reviews.freebsd.org/D3956

show more ...

Catch up with HEAD (r280229-r284686).

Merge sync of head

Merge from HEAD

MFH: r278968-r280640

Sponsored by: The FreeBSD Foundation

Add the start of the arm64 machine headers. This is the subset needed to
start getting userland libraries building.

Reviewed by: imp
Sponsored by: The FreeBSD Foundation

sys: Remove $FreeBSD$: two-line .h pattern

Remove /^\s*\*\n \*\s+\$FreeBSD\$$\n/