From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49613) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eRAdI-00018K-BQ for qemu-devel@nongnu.org; Tue, 19 Dec 2017 00:40:05 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eRAdH-00023C-M8 for qemu-devel@nongnu.org; Tue, 19 Dec 2017 00:40:04 -0500 Received: from mail-wr0-x242.google.com ([2a00:1450:400c:c0c::242]:40356) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eRAdH-00022o-G3 for qemu-devel@nongnu.org; Tue, 19 Dec 2017 00:40:03 -0500 Received: by mail-wr0-x242.google.com with SMTP id q9so16996508wre.7 for ; Mon, 18 Dec 2017 21:40:03 -0800 (PST) From: Max Filippov Date: Mon, 18 Dec 2017 21:38:49 -0800 Message-Id: <1513661932-6849-14-git-send-email-jcmvbkbc@gmail.com> In-Reply-To: <1513661932-6849-1-git-send-email-jcmvbkbc@gmail.com> References: <1513661932-6849-1-git-send-email-jcmvbkbc@gmail.com> Subject: [Qemu-devel] [PATCH v2 13/16] target/xtensa: implement salt/saltu List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Richard Henderson , Max Filippov SALT/SALTU are recent additions to the core Xtensa ISA that do signed/unsigned setcond. Signed-off-by: Max Filippov --- target/xtensa/translate.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c index f644d9fed22a..da1f712badc7 100644 --- a/target/xtensa/translate.c +++ b/target/xtensa/translate.c @@ -2199,6 +2199,16 @@ static void translate_s32e(DisasContext *dc, const uint32_t arg[], } } +static void translate_salt(DisasContext *dc, const uint32_t arg[], + const uint32_t par[]) +{ + if (gen_window_check3(dc, arg[0], arg[1], arg[2])) { + tcg_gen_setcond_i32(par[0], + cpu_R[arg[0]], + cpu_R[arg[1]], cpu_R[arg[2]]); + } +} + static void translate_sext(DisasContext *dc, const uint32_t arg[], const uint32_t par[]) { @@ -3667,6 +3677,14 @@ static const XtensaOpcodeOps core_ops[] = { .translate = translate_ldst, .par = (const uint32_t[]){MO_UB, false, true}, }, { + .name = "salt", + .translate = translate_salt, + .par = (const uint32_t[]){TCG_COND_LT}, + }, { + .name = "saltu", + .translate = translate_salt, + .par = (const uint32_t[]){TCG_COND_LTU}, + }, { .name = "sext", .translate = translate_sext, }, { -- 2.1.4