libsys: remove armv6 hack

Signed-off-by: Minsoo Choo <minsoochoo0122@proton.me>
Reviewed by: imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/1903

This commit is contained in:

Minsoo Choo

2025-11-28 19:48:29 -05:00

committed by

Warner Losh

parent f3607f5a7f

commit 57c0a337db

1 changed files with 2 additions and 6 deletions

									
										lib/libsys/arm/__vdso_gettc.c
									
		+2
		-6
	
												View File
												
				@@ -62,12 +62,8 @@ __vdso_gettc(const struct vdso_timehands *th, u_int *tc)

					if (th->th_algo != VDSO_TH_ALGO_ARM_GENTIM)

						return (ENOSYS);

					/*

					 * Userspace gettimeofday() is only enabled on ARMv7 CPUs, but

					 * libc is compiled for ARMv6.  Due to clang issues, .arch

					 * armv7-a directive does not work.

					 */

					__asm __volatile(".word\t0xf57ff06f" : : : "memory"); /* isb */

					__asm __volatile("isb" : : : "memory");

					*tc = th->th_physical == 0 ? cp15_cntvct_get() : cp15_cntpct_get();

					return (0);

				}