libmd aarch64: Use ands instead of bics to round down the length

GNU as does not accept bics with two register operands but instead
requires three register operands.  However, clang assembles the bics
instruction to ands anyway, so just use ands directly.

Reviewed by:	fuz
Differential Revision:	https://reviews.freebsd.org/D55155

This commit is contained in:

John Baldwin

2026-02-09 11:26:29 -05:00

parent ec5d466491

commit 244f498074

1 changed files with 1 additions and 1 deletions

									
										lib/libmd/aarch64/md5block.S
									
		+1
		-1
	
												View File
												
				@@ -134,7 +134,7 @@ d_	.req	m5

					stp	x23, x24, [sp, #0x20]

					stp	x25, x26, [sp, #0x30]

					bics	len, len, #63		// length in blocks

					ands	len, len, #~63		// length in blocks

					add	end, buf, len		// end pointer

					beq	.Lend			// was len == 0 after BICS?