Change in coreboot[master]: [RFC] smp/spinlock: Use compiler builtins

[Kyösti Mälkki (Code Review)]

Attention is currently required from: Raul Rangel.
Hello build bot (Jenkins), Raul Rangel,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/60253

to look at the new patch set (#2).

Change subject: [RFC] smp/spinlock: Use compiler builtins
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[RFC] smp/spinlock: Use compiler builtins

Change-Id: I6694784aa0810cd877886ef95434f62e3aefce6c
Signed-off-by: Raul E Rangel 
Signed-off-by: Kyösti Mälkki 
---
D src/arch/x86/include/arch/smp/spinlock.h
M src/include/rules.h
M src/include/smp/spinlock.h
3 files changed, 47 insertions(+), 79 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/53/60253/2