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[47.51.160.125]) by smtp.gmail.com with ESMTPSA id v126sm3232038pfv.163.2021.02.17.12.24.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Feb 2021 12:24:07 -0800 (PST) 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=j84CVB2/9NSVvHC05jyj/ExvjNOevKnlsYLw94URCgw=; b=vEpWI1fy0sP0JYLo83buVsTAoViHBAOeXv8X6MuaAUp/MFUDs9QO92JNZ7qruRFI1q WWqD3X/i02OBTADliHCrl/bHQyWPSz9PCpuVOlVY30/rp9e5y8tjr2jEsfSe6Y86qn0s +jUG4wNpKfF0rbOyuj8fxgKe//8hUIsFhg6T4AY0JZJUWjoU/f4BFPvOoFBcFdUvnv4S LcbfR0T+PfJ1XFxXH4AbWL1Mp6L4GnqLG/7oBauCpEPquLCe07r99um5X/Caf2RYPQUZ S1YpN2lB1H1H2C3DCXf6pbRPBnYG1fH5FcDyFVZIw+itgdt4OM128vKf+FrpmkLqS7fG uIcQ== 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=j84CVB2/9NSVvHC05jyj/ExvjNOevKnlsYLw94URCgw=; b=a36UetQt4Rl9fJIBc9BqBeeb8usBw4rsKJusks7SPs+lv+sHPSzj5DCqBDX0K8QN2R m+UakEN+aJHoP81L0ohiaBshx6zAU1Eu4qqi6lrbrxdy9Fn48H0TuOE2XLgScmRL7/vl tKxRZht+4hl5Un5MK73zj5AL7xZmp1ORewhZP1HgBfFv5FeaVsl5Hb2siqYM+0kqZDzK a+Z0SUrhOwKPfKkVY+kSQb72+J6HJjvy9J0nEzgXJlr9O02+rlICIsBAAEHPPmjS+vw4 Mwdz3Igtay3RV88WoZqGu7+lNI3lMKzkdGg7gh9ij/wYMcB0T8VmJTiD7pZHkXIc5k/Y Z+Nw== X-Gm-Message-State: AOAM532nxuIGRy2uX4ovUePEIH59ePIV7LHGDpm6rtbjrKT31YxLCgip E2hqWECihcXWKEalcx91oHfV6pXv/jgFqQ== X-Google-Smtp-Source: ABdhPJwmkWRg/gQ7T9xCkjK8VH2dzJrPmDxpSZQI0skCTuwEQBcNHCxpiPl1CZ+aII2WM87f/UJVSA== X-Received: by 2002:a17:90a:1082:: with SMTP id c2mr524226pja.183.1613593448216; Wed, 17 Feb 2021 12:24:08 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v4 58/71] tcg/tci: Reserve r13 for a temporary Date: Wed, 17 Feb 2021 12:20:23 -0800 Message-Id: <20210217202036.1724901-59-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210217202036.1724901-1-richard.henderson@linaro.org> References: <20210217202036.1724901-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62e; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: sw@weilnetz.de, alex.bennee@linaro.org, f4bug@amsat.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" We're about to adjust the offset range on host memory ops, and the format of branches. Both will require a temporary. Signed-off-by: Richard Henderson --- tcg/tci/tcg-target.h | 1 + tcg/tci/tcg-target.c.inc | 1 + 2 files changed, 2 insertions(+) diff --git a/tcg/tci/tcg-target.h b/tcg/tci/tcg-target.h index 4df10e2e83..1558a6e44e 100644 --- a/tcg/tci/tcg-target.h +++ b/tcg/tci/tcg-target.h @@ -155,6 +155,7 @@ typedef enum { TCG_REG_R14, TCG_REG_R15, =20 + TCG_REG_TMP =3D TCG_REG_R13, TCG_AREG0 =3D TCG_REG_R14, TCG_REG_CALL_STACK =3D TCG_REG_R15, } TCGReg; diff --git a/tcg/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc index c2d2bd24d7..b29e75425d 100644 --- a/tcg/tci/tcg-target.c.inc +++ b/tcg/tci/tcg-target.c.inc @@ -829,6 +829,7 @@ static void tcg_target_init(TCGContext *s) MAKE_64BIT_MASK(TCG_REG_R0, 64 / TCG_TARGET_REG_BITS); =20 s->reserved_regs =3D 0; + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP); tcg_regset_set_reg(s->reserved_regs, TCG_REG_CALL_STACK); =20 /* The call arguments come first, followed by the temp storage. */ --=20 2.25.1