From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58089) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cw4aL-0002ui-Ex for qemu-devel@nongnu.org; Thu, 06 Apr 2017 06:24:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cw4aK-0004Hf-J8 for qemu-devel@nongnu.org; Thu, 06 Apr 2017 06:24:13 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:48703) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cw4aK-0004HM-93 for qemu-devel@nongnu.org; Thu, 06 Apr 2017 06:24:12 -0400 Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v36ANraZ032647 for ; Thu, 6 Apr 2017 06:24:11 -0400 Received: from e23smtp03.au.ibm.com (e23smtp03.au.ibm.com [202.81.31.145]) by mx0a-001b2d01.pphosted.com with ESMTP id 29nfmgpard-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 06 Apr 2017 06:24:10 -0400 Received: from localhost by e23smtp03.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 6 Apr 2017 20:24:08 +1000 From: Nikunj A Dadhania Date: Thu, 6 Apr 2017 15:52:49 +0530 In-Reply-To: <20170406102249.20383-1-nikunj@linux.vnet.ibm.com> References: <20170406102249.20383-1-nikunj@linux.vnet.ibm.com> Message-Id: <20170406102249.20383-4-nikunj@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH RFC v1 3/3] target/ppc: Generate fence operations List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Cc: qemu-devel@nongnu.org, alex.bennee@linaro.org, programmingkidx@gmail.com, bharata@linux.vnet.ibm.com, nikunj@linux.vnet.ibm.com Signed-off-by: Nikunj A Dadhania --- target/ppc/translate.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index a9c733d..87b4fe4 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -2971,6 +2971,7 @@ static void gen_stswx(DisasContext *ctx) /* eieio */ static void gen_eieio(DisasContext *ctx) { + tcg_gen_mb(TCG_MO_LD_ST | TCG_BAR_SC); } #if !defined(CONFIG_USER_ONLY) @@ -3008,6 +3009,7 @@ static void gen_isync(DisasContext *ctx) if (!ctx->pr) { gen_check_tlb_flush(ctx, false); } + tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); gen_stop_exception(ctx); } @@ -3028,6 +3030,7 @@ static void gen_##name(DisasContext *ctx) \ tcg_gen_qemu_ld_tl(gpr, t0, ctx->mem_idx, memop); \ tcg_gen_mov_tl(cpu_reserve, t0); \ tcg_gen_mov_tl(cpu_reserve_val, gpr); \ + tcg_gen_mb(TCG_MO_ALL | TCG_BAR_LDAQ); \ tcg_temp_free(t0); \ } @@ -3196,6 +3199,7 @@ static void gen_##name(DisasContext *ctx) \ if (len > 1) { \ gen_check_align(ctx, t0, (len) - 1); \ } \ + tcg_gen_mb(TCG_MO_ALL | TCG_BAR_STRL); \ gen_conditional_store(ctx, t0, rS(ctx->opcode), memop); \ tcg_temp_free(t0); \ } @@ -3309,6 +3313,7 @@ static void gen_sync(DisasContext *ctx) if (((l == 2) || !(ctx->insns_flags & PPC_64B)) && !ctx->pr) { gen_check_tlb_flush(ctx, true); } + tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); } /* wait */ -- 2.9.3