From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45302) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c75qS-00042b-8K for qemu-devel@nongnu.org; Wed, 16 Nov 2016 14:26:09 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c75qP-0005sA-En for qemu-devel@nongnu.org; Wed, 16 Nov 2016 14:26:08 -0500 Received: from mail-wm0-x241.google.com ([2a00:1450:400c:c09::241]:36615) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1c75qP-0005qz-7h for qemu-devel@nongnu.org; Wed, 16 Nov 2016 14:26:05 -0500 Received: by mail-wm0-x241.google.com with SMTP id m203so14287693wma.3 for ; Wed, 16 Nov 2016 11:26:05 -0800 (PST) Received: from bigtime.twiddle.net ([87.111.149.139]) by smtp.gmail.com with ESMTPSA id 197sm686930wmy.16.2016.11.16.11.26.02 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 16 Nov 2016 11:26:03 -0800 (PST) Sender: Richard Henderson From: Richard Henderson Date: Wed, 16 Nov 2016 20:25:19 +0100 Message-Id: <1479324335-2074-10-git-send-email-rth@twiddle.net> In-Reply-To: <1479324335-2074-1-git-send-email-rth@twiddle.net> References: <1479324335-2074-1-git-send-email-rth@twiddle.net> Subject: [Qemu-devel] [PATCH 09/25] target-tilegx: Use clz and ctz opcodes List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Signed-off-by: Richard Henderson --- target-tilegx/helper.c | 10 ---------- target-tilegx/helper.h | 2 -- target-tilegx/translate.c | 4 ++-- 3 files changed, 2 insertions(+), 14 deletions(-) diff --git a/target-tilegx/helper.c b/target-tilegx/helper.c index b4fba9c..b6f5e29 100644 --- a/target-tilegx/helper.c +++ b/target-tilegx/helper.c @@ -55,16 +55,6 @@ void helper_ext01_ics(CPUTLGState *env) } } -uint64_t helper_cntlz(uint64_t arg) -{ - return clz64(arg); -} - -uint64_t helper_cnttz(uint64_t arg) -{ - return ctz64(arg); -} - uint64_t helper_pcnt(uint64_t arg) { return ctpop64(arg); diff --git a/target-tilegx/helper.h b/target-tilegx/helper.h index 9281d0f..bab303a 100644 --- a/target-tilegx/helper.h +++ b/target-tilegx/helper.h @@ -1,7 +1,5 @@ DEF_HELPER_2(exception, noreturn, env, i32) DEF_HELPER_1(ext01_ics, void, env) -DEF_HELPER_FLAGS_1(cntlz, TCG_CALL_NO_RWG_SE, i64, i64) -DEF_HELPER_FLAGS_1(cnttz, TCG_CALL_NO_RWG_SE, i64, i64) DEF_HELPER_FLAGS_1(pcnt, TCG_CALL_NO_RWG_SE, i64, i64) DEF_HELPER_FLAGS_1(revbits, TCG_CALL_NO_RWG_SE, i64, i64) DEF_HELPER_FLAGS_3(shufflebytes, TCG_CALL_NO_RWG_SE, i64, i64, i64, i64) diff --git a/target-tilegx/translate.c b/target-tilegx/translate.c index 9c734ee..8a2df1b 100644 --- a/target-tilegx/translate.c +++ b/target-tilegx/translate.c @@ -608,12 +608,12 @@ static TileExcp gen_rr_opcode(DisasContext *dc, unsigned opext, switch (opext) { case OE_RR_X0(CNTLZ): case OE_RR_Y0(CNTLZ): - gen_helper_cntlz(tdest, tsrca); + tcg_gen_clzi_tl(tdest, tsrca, TARGET_LONG_BITS); mnemonic = "cntlz"; break; case OE_RR_X0(CNTTZ): case OE_RR_Y0(CNTTZ): - gen_helper_cnttz(tdest, tsrca); + tcg_gen_ctzi_tl(tdest, tsrca, TARGET_LONG_BITS); mnemonic = "cnttz"; break; case OE_RR_X0(FSINGLE_PACK1): -- 2.7.4