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[174.21.75.75]) by smtp.gmail.com with ESMTPSA id i11sm4120257pgp.18.2021.10.28.21.33.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Oct 2021 21:33:57 -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=5pO8srHxeyy8XfwYL1eqggORkYu4mPynLSww9CDHj/M=; b=cKCFMBn7SETIcNtEsbfkxzN9yWBTJ9LDa07WMzUFHu4l6bQnGtGYlFN8hZSuC+PoUs J9PEAPSnTz1e/wjAa/k10oRA7z3JPQz+xyo4yC9ufDT+gezd2KYmaoq5p7SbFB3pYJxx cWkYs24rHDGGtHeesLFxYiC0c+G0mqj/wqTdKYZbDhPt+8hFsQQL9bBl9YI2ONq7dzHr 1wmkkiap6dP/7Ch/KwMnVnzb54Uf2FP5zVqfmZeivzqBEGK5gw+DdPP/LcyWwuXK5qhI h6ROmR3RTM1AjleqbwDFdtLdU1oS619dbmsRqbp4zzwQLwfNxhkIZzZmrkidivpEZTDz +kJg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=5pO8srHxeyy8XfwYL1eqggORkYu4mPynLSww9CDHj/M=; b=a4/Je1/e80oRjutZ1DeRKnMb4cRGpRsxwJv/oAhro+HYG0HjwPVWTBzeDv8F258+/u VZbyNdheSoYWntCGwkV8RRHlwz4DCQqAan77e+cIlLPzwNT0Qjv/H621+/AiW1GrM1Y/ 29V0Nz4cwMt9FYAvNsYRbB1l7y4r7ccWm67hlgP7NoT9ZR78ZSbblk/OSEJR64HsrWox GQ355wWMJOVrjBIrz40chpUgZ0euOcgSI1LS6+HYr7dkEPEJJhr5bPm7lrPo3SFjdGQv vK5ntUZ/JCjV+5RvUemmy2XzZ0p5ywzEVQptt8tONFgtK0LdJnixEGVZGVq4TeRKmWJR EXvg== X-Gm-Message-State: AOAM532DQ0DIdl1IsGWXSmSJQX3/1DpUVIphMB+7kYSYl+iGzZoYZ0qY P81e5ds/LwnxX+Kzn7aqYuA8n0lmYFZqCA== X-Google-Smtp-Source: ABdhPJyZBS8UvptKpzFavFclDFzEEsGAfvD/8SyKm733ZyQrM7jlFDQoIAaYGUMO1wjVtJege9DHyw== X-Received: by 2002:a05:6a00:10c5:b0:47c:1d9a:c1d with SMTP id d5-20020a056a0010c500b0047c1d9a0c1dmr8475062pfu.75.1635482037429; Thu, 28 Oct 2021 21:33:57 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL v2 32/60] tcg/optimize: Split out fold_bswap Date: Thu, 28 Oct 2021 21:33:01 -0700 Message-Id: <20211029043329.1518029-33-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211029043329.1518029-1-richard.henderson@linaro.org> References: <20211029043329.1518029-1-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::52a; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52a.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: Luis Pires , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1635483715797100001 Reviewed-by: Luis Pires Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Richard Henderson --- tcg/optimize.c | 27 ++++++++++++++++----------- 1 file changed, 16 insertions(+), 11 deletions(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index dd65f1afcd..5374c230da 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -841,6 +841,17 @@ static bool fold_brcond2(OptContext *ctx, TCGOp *op) return false; } =20 +static bool fold_bswap(OptContext *ctx, TCGOp *op) +{ + if (arg_is_const(op->args[1])) { + uint64_t t =3D arg_info(op->args[1])->val; + + t =3D do_constant_folding(op->opc, t, op->args[2]); + return tcg_opt_gen_movi(ctx, op, op->args[0], t); + } + return false; +} + static bool fold_call(OptContext *ctx, TCGOp *op) { TCGContext *s =3D ctx->tcg; @@ -1742,17 +1753,6 @@ void tcg_optimize(TCGContext *s) } break; =20 - CASE_OP_32_64(bswap16): - CASE_OP_32_64(bswap32): - case INDEX_op_bswap64_i64: - if (arg_is_const(op->args[1])) { - tmp =3D do_constant_folding(opc, arg_info(op->args[1])->va= l, - op->args[2]); - tcg_opt_gen_movi(&ctx, op, op->args[0], tmp); - continue; - } - break; - default: break; =20 @@ -1777,6 +1777,11 @@ void tcg_optimize(TCGContext *s) case INDEX_op_brcond2_i32: done =3D fold_brcond2(&ctx, op); break; + CASE_OP_32_64(bswap16): + CASE_OP_32_64(bswap32): + case INDEX_op_bswap64_i64: + done =3D fold_bswap(&ctx, op); + break; CASE_OP_32_64(clz): CASE_OP_32_64(ctz): done =3D fold_count_zeros(&ctx, op); --=20 2.25.1