riscv: Enable the zifencei extension explicitly in -march

clang is more tolerant and implies this extension whereas GCC is
stricter and requires it to be included.

Reviewed by:	mhorne
Differential Revision:	https://reviews.freebsd.org/D54965

This commit is contained in:

John Baldwin

2026-01-31 12:10:56 -05:00

parent fe45651224

commit 31b259049e

1 changed files with 1 additions and 1 deletions

									
										sys/conf/kern.mk
									
		+1
		-1
	
												View File
												
				@@ -166,7 +166,7 @@ INLINE_LIMIT?=	8000

				# code model as "medium" and "medany" respectively.

				#

				.if ${MACHINE_CPUARCH} == "riscv"

				CFLAGS+=	-march=rv64imafdch

				CFLAGS+=	-march=rv64imafdch_zifencei

				CFLAGS+=	-mabi=lp64

				CFLAGS.clang+=	-mcmodel=medium

				CFLAGS.gcc+=	-mcmodel=medany