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[97.113.2.170]) by smtp.gmail.com with ESMTPSA id l90sm60332813pfb.149.2018.05.09.10.55.27 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 09 May 2018 10:55:27 -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=xOwSIH2j9Catn/Erb0X0rVdV8iOEx2AqnZ6acvM/W4Q=; b=jmsFtRsDJ4osZMlS7ZZhq95umXdITwm5HTzkCwDLxd/uxfeRPno7QIBholxd3Qy7mT OASFzV8zLArbB/ZIN4B0fzWtUHj347jZlCQexAypZvRHTjWlpXT4WjDM7TpXDV4BCmrL XRiK5+5bkly6knVxDHQiVe/dIIzXjVpGv7Vy4= 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=xOwSIH2j9Catn/Erb0X0rVdV8iOEx2AqnZ6acvM/W4Q=; b=tig8h4xUPzvJ3gPrjtOmk8k9SfVTYM6jZZDuODUjrPDGnbZS8BblDOia5QY5msq1qP Vzi6RiReuVkn+m6XNYKZM3UEmfUrxtOhXRZ6LMFmvIUJy/o9R8UNNM0mHO0J+v/iwB05 2zZ/Lk58fzPf4pK8rNJUvda9Gz8rijIgWTuZedgV+2kOPl7S6nkIN0a2H3DMWYx/WKJB cL8royGV47IeDwEBfwZtEPO5hj81RGQ3njkj7lpCwZgnVmSlmFVemJJ6yx+Ob4+U1teL LeT5tdulnmbXhnYESD7RTXO4oVc2/yeMZRjOVS3UKHYxlju6t3TWX6LbEgWFuTTUgNA9 51iw== X-Gm-Message-State: ALQs6tBGUw1qgXrMJpQRo/RZm4Y1BE1E0U0V6z56WXjKv4Cy8bhAKHR1 SMddqkmpt27lW1mhPuOkgn+HV7bNevQ= X-Google-Smtp-Source: AB8JxZpCj45FxGxqBjPYPWJEux8UQB3niFBgEcfjac7MAh78u67bII95ov8RSeOb4V+oGIaU0sN/Ug== X-Received: by 2002:a63:6e84:: with SMTP id j126-v6mr37088654pgc.310.1525888528793; Wed, 09 May 2018 10:55:28 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Wed, 9 May 2018 10:54:46 -0700 Message-Id: <20180509175458.15642-17-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180509175458.15642-1-richard.henderson@linaro.org> References: <20180509175458.15642-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c00::242 Subject: [Qemu-devel] [PULL 16/28] target/mips: use lookup_and_goto_ptr on BS_STOP 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, Sagar Karandikar , David Hildenbrand , Palmer Dabbelt , Mark Cave-Ayland , Max Filippov , Michael Clark , "Edgar E. Iglesias" , Guan Xuetao , Yongbok Kim , Alexander Graf , "Emilio G. Cota" , Richard Henderson , Artyom Tarasenko , Eduardo Habkost , qemu-s390x@nongnu.org, qemu-arm@nongnu.org, Stafford Horne , David Gibson , Peter Crosthwaite , Bastian Koppelmann , Cornelia Huck , Michael Walle , qemu-ppc@nongnu.org, Paolo Bonzini , Aurelien Jarno 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" From: "Emilio G. Cota" The TB after BS_STOP is not fixed (e.g. helper_mtc0_hwrena changes hflags, which ends up changing the TB flags via cpu_get_tb_cpu_state). This requires a full lookup (i.e. with flags) via lookup_and_goto_ptr instead of gen_goto_tb, since the latter only looks at the PC for in-page goto's. Fix it. Reported-by: Richard Henderson Suggested-by: Richard Henderson Reviewed-by: Richard Henderson Signed-off-by: Emilio G. Cota Signed-off-by: Richard Henderson --- target/mips/translate.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/target/mips/translate.c b/target/mips/translate.c index d8e717dacf..69137d0b3f 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -20343,7 +20343,8 @@ void gen_intermediate_code(CPUState *cs, struct Tra= nslationBlock *tb) } else { switch (ctx.bstate) { case BS_STOP: - gen_goto_tb(&ctx, 0, ctx.pc); + gen_save_pc(ctx.pc); + tcg_gen_lookup_and_goto_ptr(); break; case BS_NONE: save_cpu_state(&ctx, 0); --=20 2.17.0