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([203.30.4.111]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1ff5929abd1sm112724035ad.271.2024.08.07.18.43.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Aug 2024 18:43:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1723081389; x=1723686189; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=tgUVD11CvGzRcJQDPC2J6X92VppyV08YSDBK35UJlK4=; b=ARD5YEzERpyaq6QpeDqYhbmIre88u3i0JWyxlBp5igOoDQyJJ2XmguU0ZacVnVgclE ucvtLq9Ykkj5+lvh0AjR31vQkPv/w3EPQLqohO5iWFv8MBGZZLWuL7vChnQfKNlqK0s8 pmv9DcJQg2U/tHD1/H3D0U3s2vzsi72YoMjeq/9NLMGC5B+dlsnGfbw/i2SsnzyD7rU2 m9DJ0D/zsZZ1oDIQY90syz5acBPivhUtZNdXjhwbNk6XlvSm5Ef+yVcXPf3+5B6ink1B h3lXaDU5jZSFXz1YtD1XqnjEfJrefZHOPkZ7/epVyPIQloDnW2pc0uuqCoaXlcR21gTI skZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723081389; x=1723686189; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=tgUVD11CvGzRcJQDPC2J6X92VppyV08YSDBK35UJlK4=; b=BAAu9iiQgQA183YJ2TtqlLZqqHPWt49qZZpbePxWTP9dP3Kdv7Yzn3o9++yazFU6rx JytxPcMsupeUzAEwv7qRWRi9gw+OdG2OAv6FRTyfepoB5uH8CusQPMrmVKRi5zj4SNBq IOKzh2wE4ZRLhs8JZoU9P84hdgcdnBinfTJbvAUkdY2lstkDXg4iWe5a3EY7235K4pMh +RqqV6n8fs1y5/exauev4Ftju6N9AbpOWLJvH+jKIpv9LP2V4V4WGSVJcVu3kj4Ren84 /NGiGqDRlG0Byb5Omox/JuJHryDzEqBNn8QeV9r0nhcJg+KYVeImVPHOFE+zzxPQz/av RXGw== X-Gm-Message-State: AOJu0YzUSyHjyi5OB1WILKTs3AI01wy0lfB11qQcese5/Q7vkgWztLwz O8yiHyniYHTFNLIH/6qsG8rdbcZX5Iguq8d41EeMB2By1k0t7mdmqRLvERo7TDPS5/xTo8FALNY NVjU= X-Google-Smtp-Source: AGHT+IETKoh8Vnkn+1zW2nV5QeOqsLytBkJSU5yH6wVW3TgOvoxgfVa6nfExfobPM7K2iyNSimm9+Q== X-Received: by 2002:a17:902:ced1:b0:1fd:ac9f:4050 with SMTP id d9443c01a7336-200952641a4mr5920075ad.35.1723081389165; Wed, 07 Aug 2024 18:43:09 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PULL 1/1] tcg/ppc: Sync tcg_out_test and constraints Date: Thu, 8 Aug 2024 11:43:00 +1000 Message-ID: <20240808014300.65269-2-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240808014300.65269-1-richard.henderson@linaro.org> References: <20240808014300.65269-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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::534; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x534.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1723081449135116600 Ensure the code structure is the same for matching constraints and emitting code, lest we allow constants that cannot be trivially tested. Cc: qemu-stable@nongnu.org Fixes: ad788aebbab ("tcg/ppc: Support TCG_COND_TST{EQ,NE}") Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2487 Signed-off-by: Richard Henderson Message-Id: <44328324-af73-4439-9d2b-d414e0e13dd7@linaro.org> Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- tcg/ppc/tcg-target.c.inc | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc index 7f3829beeb..3553a47ba9 100644 --- a/tcg/ppc/tcg-target.c.inc +++ b/tcg/ppc/tcg-target.c.inc @@ -325,9 +325,11 @@ static bool tcg_target_const_match(int64_t sval, int c= t, if ((uval & ~0xffff) =3D=3D 0 || (uval & ~0xffff0000ull) =3D= =3D 0) { return 1; } - if (TCG_TARGET_REG_BITS =3D=3D 32 || type =3D=3D TCG_TYPE_I32 - ? mask_operand(uval, &mb, &me) - : mask64_operand(uval << clz64(uval), &mb, &me)) { + if (uval =3D=3D (uint32_t)uval && mask_operand(uval, &mb, &me)= ) { + return 1; + } + if (TCG_TARGET_REG_BITS =3D=3D 64 && + mask64_operand(uval << clz64(uval), &mb, &me)) { return 1; } return 0; @@ -1749,8 +1751,6 @@ static void tcg_out_test(TCGContext *s, TCGReg dest, = TCGReg arg1, TCGArg arg2, =20 if (type =3D=3D TCG_TYPE_I32) { arg2 =3D (uint32_t)arg2; - } else if (arg2 =3D=3D (uint32_t)arg2) { - type =3D TCG_TYPE_I32; } =20 if ((arg2 & ~0xffff) =3D=3D 0) { @@ -1761,12 +1761,11 @@ static void tcg_out_test(TCGContext *s, TCGReg dest= , TCGReg arg1, TCGArg arg2, tcg_out32(s, ANDIS | SAI(arg1, dest, arg2 >> 16)); return; } - if (TCG_TARGET_REG_BITS =3D=3D 32 || type =3D=3D TCG_TYPE_I32) { - if (mask_operand(arg2, &mb, &me)) { - tcg_out_rlw_rc(s, RLWINM, dest, arg1, 0, mb, me, rc); - return; - } - } else { + if (arg2 =3D=3D (uint32_t)arg2 && mask_operand(arg2, &mb, &me)) { + tcg_out_rlw_rc(s, RLWINM, dest, arg1, 0, mb, me, rc); + return; + } + if (TCG_TARGET_REG_BITS =3D=3D 64) { int sh =3D clz64(arg2); if (mask64_operand(arg2 << sh, &mb, &me)) { tcg_out_rld_rc(s, RLDICR, dest, arg1, sh, me, rc); --=20 2.43.0