From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34720) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VzyTQ-0007uC-A6 for qemu-devel@nongnu.org; Sun, 05 Jan 2014 19:55:28 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VzyTH-0003FG-TQ for qemu-devel@nongnu.org; Sun, 05 Jan 2014 19:55:20 -0500 Received: from mail-ob0-x234.google.com ([2607:f8b0:4003:c01::234]:65251) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VzyTH-0003F8-OJ for qemu-devel@nongnu.org; Sun, 05 Jan 2014 19:55:11 -0500 Received: by mail-ob0-f180.google.com with SMTP id wo20so17419767obc.25 for ; Sun, 05 Jan 2014 16:55:10 -0800 (PST) Received: from localhost ([202.108.130.138]) by mx.google.com with ESMTPSA id qe2sm82812472obc.1.2014.01.05.16.55.07 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Sun, 05 Jan 2014 16:55:09 -0800 (PST) From: Liu Ping Fan Date: Mon, 6 Jan 2014 08:56:30 +0800 Message-Id: <1388969791-4752-1-git-send-email-pingfank@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 1/2] ppc: tcg: add nap insn support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Add the emulation of insn "nap" for hypervisor Signed-off-by: Liu Ping Fan --- target-ppc/excp_helper.c | 4 ++++ target-ppc/helper.h | 1 + target-ppc/translate.c | 6 ++++++ 3 files changed, 11 insertions(+) diff --git a/target-ppc/excp_helper.c b/target-ppc/excp_helper.c index c959460..a9712bc 100644 --- a/target-ppc/excp_helper.c +++ b/target-ppc/excp_helper.c @@ -889,6 +889,10 @@ void helper_hrfid(CPUPPCState *env) do_rfi(env, env->spr[SPR_HSRR0], env->spr[SPR_HSRR1], ~((target_ulong)0x783F0000), 0); } + +void helper_nap(CPUPPCState *env) +{ +} #endif /*****************************************************************************/ diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 6d282bb..87873db 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -17,6 +17,7 @@ DEF_HELPER_1(rfmci, void, env) #if defined(TARGET_PPC64) DEF_HELPER_1(rfid, void, env) DEF_HELPER_1(hrfid, void, env) +DEF_HELPER_1(nap, void, env) #endif #endif diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 66c7771..ce63783 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -3798,6 +3798,11 @@ static void gen_hrfid(DisasContext *ctx) gen_sync_exception(ctx); #endif } + +static void gen_nap(DisasContext *ctx) +{ + gen_helper_nap(cpu_env); +} #endif /* sc */ @@ -8732,6 +8737,7 @@ GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW), #if defined(TARGET_PPC64) GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B), GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H), +GEN_HANDLER(nap, 0x13, 0x12, 0x0d, 0x03FF8001, PPC_64H), #endif GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW), GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW), -- 1.8.1.4