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[97.113.188.82]) by smtp.gmail.com with ESMTPSA id q62sm12605644pga.32.2019.03.12.09.19.17 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 12 Mar 2019 09:19:17 -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 :mime-version:content-transfer-encoding; bh=HoG29gvhoy6tueA/Y/lrtkLqoQljlEC6sudLJfhyjCY=; b=IYQxeERRfHL9dxA01rG6YUHBA4YibMK2elu5vb8NjSER6/FX7K/RKDcJaHlF+vcvQ0 rh46Ti+F0mlfitTAe8fOEFrRXE7nd9i4R88JI7SnSCVDt70IhKKpHozrvlt6xLWNA4rA +piCCkDScMinkGtipxDh7rRdGxaDOsOcNdr/LvB5aVOA8tX0U8XbLxcwUIQK+3vfx9+M Tk2j9T81eI2aD3vKAndzJ1pWb6ojVdUT7eQPitE0cxjyfMH/kpDHzActgEZOPZqTnWgb MXvo+BzIVtyeMstuL52amBmmejkKi9EgIPeKT9KAmbMYqIg4vi6lYZbvpoMULcnUKMgh cD5A== 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:mime-version:content-transfer-encoding; bh=HoG29gvhoy6tueA/Y/lrtkLqoQljlEC6sudLJfhyjCY=; b=Cx3G6Z58fnfxLVnMdBkB4IMenX//v1ernQkd2FrYlPmhlTSHU8fbIc3BwhIW+D/Xlt GHlY3lTqQDw5IXxH2YS+UZYqifYNOQm8XmA1OJvWzhBG4vP+Vsb8veJ3pJtDxEa5Qqfu bN62WbApdCuTDt01DepUFq2o6sTEThJ99bhlf8Htbo7f/hO5Vnom9G2AsmttzfJZVnA9 qrsQpO6W0Ap73diJ4p3vkD8tz2fR69OqYcKyudnHfQPiiNkjkgm4bSnpginlUAQT1E3a 7Ipig8hJe9jUDnTZYkd/PJwXyzKQ1LGNi/GGq8NIcV5Z7MQYZO48rNihb8vfY4l9G5fT Vy9Q== X-Gm-Message-State: APjAAAW9+mExT+nFZFFftQRithfcQXD3ZL7GATIcaz/y1dO2GdBNpNRT CYmFTOfB+ERVRbfEeO3WtEAU5EmfldE= X-Google-Smtp-Source: APXvYqxUWA9BQBGjfYKT/cwTt3UrWFjMH6SM/HOkgdwPIG2K/sHFa5ialnzZHWAAMjmOMODNcAB5kA== X-Received: by 2002:a65:43c7:: with SMTP id n7mr23116129pgp.173.1552407558383; Tue, 12 Mar 2019 09:19:18 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Tue, 12 Mar 2019 09:19:01 -0700 Message-Id: <20190312161904.31130-9-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20190312161904.31130-1-richard.henderson@linaro.org> References: <20190312161904.31130-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::42c Subject: [Qemu-devel] [PULL 08/11] target/hppa: fix b,gate instruction 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: peter.maydell@linaro.org, Sven Schnelle Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) From: Sven Schnelle b,gate does GR[t] =E2=86=90 cat(GR[t]{0..29},IAOQ_Front{30..31}); instead of saving the link address to register t. Signed-off-by: Sven Schnelle Message-Id: <20190311191602.25796-8-svens@stackframe.org> [rth: Move link check outside of ifndef CONFIG_USER_ONLY; use ctx->privilege; nullify the insn earlier.] Signed-off-by: Richard Henderson --- target/hppa/translate.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/target/hppa/translate.c b/target/hppa/translate.c index f3e78b8e22..6ac196804b 100644 --- a/target/hppa/translate.c +++ b/target/hppa/translate.c @@ -3446,6 +3446,8 @@ static bool trans_b_gate(DisasContext *ctx, arg_b_gat= e *a) { target_ureg dest =3D iaoq_dest(ctx, a->disp); =20 + nullify_over(ctx); + /* Make sure the caller hasn't done something weird with the queue. * ??? This is not quite the same as the PSW[B] bit, which would be * expensive to track. Real hardware will trap for @@ -3483,7 +3485,16 @@ static bool trans_b_gate(DisasContext *ctx, arg_b_ga= te *a) } #endif =20 - return do_dbranch(ctx, dest, a->l, a->n); + if (a->l) { + TCGv_reg tmp =3D dest_gpr(ctx, a->l); + if (ctx->privilege < 3) { + tcg_gen_andi_reg(tmp, tmp, -4); + } + tcg_gen_ori_reg(tmp, tmp, ctx->privilege); + save_gpr(ctx, a->l, tmp); + } + + return do_dbranch(ctx, dest, 0, a->n); } =20 static bool trans_blr(DisasContext *ctx, arg_blr *a) --=20 2.17.2