From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46464) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bE7Vt-0003oW-Mk for qemu-devel@nongnu.org; Sat, 18 Jun 2016 00:05:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bE7Vr-0005O2-Ma for qemu-devel@nongnu.org; Sat, 18 Jun 2016 00:05:40 -0400 From: Pranith Kumar Date: Sat, 18 Jun 2016 00:03:40 -0400 Message-Id: <20160618040343.19517-12-bobby.prani@gmail.com> In-Reply-To: <20160618040343.19517-1-bobby.prani@gmail.com> References: <20160618040343.19517-1-bobby.prani@gmail.com> Subject: [Qemu-devel] [RFC v3 PATCH 11/14] target-arm: Generate fences in ARMv7 frontend List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Maydell , "open list:ARM" , "open list:All patches CC here" Cc: alex.bennee@linaro.org, serge.fdrv@gmail.com, rth@twiddle.net Signed-off-by: Pranith Kumar Signed-off-by: Richard Henderson --- target-arm/translate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target-arm/translate.c b/target-arm/translate.c index e525f1e..012e450 100644 --- a/target-arm/translate.c +++ b/target-arm/translate.c @@ -8054,7 +8054,7 @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) case 4: /* dsb */ case 5: /* dmb */ ARCH(7); - /* We don't emulate caches so these are a no-op. */ + tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); return; case 6: /* isb */ /* We need to break the TB after this insn to execute @@ -10403,7 +10403,7 @@ static int disas_thumb2_insn(CPUARMState *env, DisasContext *s, uint16_t insn_hw break; case 4: /* dsb */ case 5: /* dmb */ - /* These execute as NOPs. */ + tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); break; case 6: /* isb */ /* We need to break the TB after this insn -- 2.9.0