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[97.126.112.211]) by smtp.gmail.com with ESMTPSA id 67-v6sm5054306pfm.171.2018.06.26.09.19.31 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 26 Jun 2018 09:19:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=lH6SYbZrp1nnxM5Q44b5Tfdrejt+qZBPLKp5dGcXBeE=; b=kPh4XGKgOSW+QNnDUjlZbvQMhmo6klxkDtdgr3Otpp2rLeEfO7lpEpriRpfCWlPm28 JL2zM6obpzZO1GuzjLLse6HarP51sN4L0/YIVmfroiX4KMn7512dQeTOj+FfTr0UWV0C qxgB5m9Ynz9STpT2TPTnblD84k37qb8ySlC9c= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=lH6SYbZrp1nnxM5Q44b5Tfdrejt+qZBPLKp5dGcXBeE=; b=tQeKc8dDzvLz923Id4whd4e4YE8p1iITOMWnQrE8QMrzMqEbjhhMng8uFm4YTOM3Rp x1ijCP8uSnlmL1NZO0d9V6KEQcLjDZL+kCHGS8pvoEeqTL30h1P7S7BcnoM5t6FZGlrN mRSa3QkjFMDOH49J6A1boJlWhUqX7xhe+AwX7EkDyONOKHOj5ckAk3Lz77IremDzG9nw trWRdNR0B/VjWkd0douJVkXIMVK+tDUxGCkhxp4+9NZOjh4xzvplxJkThkFzzarwogIY aDPXQkA6mEX3rmvHAVzQNxl46//6+3n+8aslj7WSyikA8TeS5LO6/jVFGGewQno6+955 2NCg== X-Gm-Message-State: APt69E22mO/EDTY4HjatU5y1qk4FlF9I8Z3lqYZndhuTxq7ookTSBp5X fvlyCfKqO5NG+Izh9kxcoaEEPNO13Bg= X-Google-Smtp-Source: ADUXVKJlEOpiaW1sXFyK5m6/28Olsuucf3QyJFbYDrMK2HcfyHlakCs+bQRfXxJP05+37swdbdXWjw== X-Received: by 2002:a63:ba43:: with SMTP id l3-v6mr1928478pgu.295.1530029972682; Tue, 26 Jun 2018 09:19:32 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Tue, 26 Jun 2018 09:19:14 -0700 Message-Id: <20180626161921.27941-7-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180626161921.27941-1-richard.henderson@linaro.org> References: <20180626161921.27941-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c05::22b Subject: [Qemu-devel] [PATCH 06/13] target/ppc: Tidy gen_conditional_store X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Leave only the minimal amount of code within the STCX macro, moving the rest of the code into gen_conditional_store. Remove the explicit call to gen_check_align; the matching LDAX will have already checked alignment, and we verify the same address. Signed-off-by: Richard Henderson --- target/ppc/translate.c | 28 +++++++++++----------------- 1 file changed, 11 insertions(+), 17 deletions(-) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index 03e8c5df03..e751072404 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -3201,14 +3201,17 @@ ST_ATOMIC(stwat, DEF_MEMOP(MO_UL), i32, trunc_tl_i3= 2) ST_ATOMIC(stdat, DEF_MEMOP(MO_Q), i64, mov_i64) #endif =20 -static void gen_conditional_store(DisasContext *ctx, TCGv EA, - int reg, int memop) +static void gen_conditional_store(DisasContext *ctx, TCGMemOp memop) { TCGLabel *l1 =3D gen_new_label(); TCGLabel *l2 =3D gen_new_label(); - TCGv t0; + TCGv t0 =3D tcg_temp_new(); + int reg =3D rS(ctx->opcode); =20 - tcg_gen_brcond_tl(TCG_COND_NE, EA, cpu_reserve, l1); + gen_set_access_type(ctx, ACCESS_RES); + gen_addr_reg_index(ctx, t0); + tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1); + tcg_temp_free(t0); =20 t0 =3D tcg_temp_new(); tcg_gen_atomic_cmpxchg_tl(t0, cpu_reserve, cpu_reserve_val, @@ -3232,19 +3235,10 @@ static void gen_conditional_store(DisasContext *ctx= , TCGv EA, tcg_gen_movi_tl(cpu_reserve, -1); } =20 -#define STCX(name, memop) \ -static void gen_##name(DisasContext *ctx) \ -{ \ - TCGv t0; \ - int len =3D MEMOP_GET_SIZE(memop); \ - gen_set_access_type(ctx, ACCESS_RES); \ - t0 =3D tcg_temp_local_new(); \ - gen_addr_reg_index(ctx, t0); \ - if (len > 1) { \ - gen_check_align(ctx, t0, (len) - 1); \ - } \ - gen_conditional_store(ctx, t0, rS(ctx->opcode), memop); \ - tcg_temp_free(t0); \ +#define STCX(name, memop) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + gen_conditional_store(ctx, memop); \ } =20 STCX(stbcx_, DEF_MEMOP(MO_UB)) --=20 2.17.1