George Hu
641646376b
lib/x86_64/setjmp: Use 32-bit zero idiom for shorter encoding
...
Switch from "xorq %rax, %rax" to "xorl %eax, %eax". In 64-bit mode
zeroing EAX implicitly clears RAX and the 32-bit form encodes are one
byte smaller while keeping identical semantics.
Signed-off-by: George Hu <integral@archlinux.org>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
2025-12-21 16:41:46 +01:00
..
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