arm64: alternatives: add enable parameter to conditional asm macros

There are cases where we want to compile out both versions of an
alternative code block, so add an enable parameter to the new conditional
alternative assembly macros in the same way as alternative_insn.

Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Will Deacon 2015-07-23 13:51:46 +01:00
commit 77ee306c0a