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[209.51.188.17]) by mx.google.com with ESMTPS id 127-20020a370785000000b0074d6b46297fsi16550214qkh.401.2023.05.02.04.21.20 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 02 May 2023 04:21:20 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=vHwelGMa; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pto3l-0000go-5C; Tue, 02 May 2023 07:20:41 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pto3g-0000ez-O6 for qemu-devel@nongnu.org; Tue, 02 May 2023 07:20:36 -0400 Received: from mail-wr1-x434.google.com ([2a00:1450:4864:20::434]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1pto3e-0003Gt-Tt for qemu-devel@nongnu.org; Tue, 02 May 2023 07:20:36 -0400 Received: by mail-wr1-x434.google.com with SMTP id ffacd0b85a97d-2f9b9aa9d75so2175659f8f.0 for ; Tue, 02 May 2023 04:20:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1683026431; x=1685618431; 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=qjnRB+rrhPhBqqBICpJ5x+fzhQt0vgTrWO9uJRMoXeU=; b=vHwelGMaq9zszloEpIfn7eT5RC9hnTmVdG/x2F/ymd6kQvM/x0uXAwF+iTkuBKh76s BmDXXyhS2QLp0/gsnLbNPaozsIudYn4VYO//vZNugoJFJ6OKU6kjzWs0Q4rPkA/0BJfm POAFlQWxMkYxxbQYdfBvBhLOzCkCNUA4Q75u+PTkGwvVkc3eB8Jxy0mggm9FMFBz9qY7 kyIczdpAMM/HlB5DF6lnd/6p2SSE5/Hfe6zUkURzNwkPxcJSAlJZAFTsXf7cMjqbUooc fTvHFp19Gzkt/BhGHx8DJMFrTszC0NeNoPbjs6oUFIu0Xa+rS0jFiT/Fjz4+GdwcSEYm xKbw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683026431; x=1685618431; 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=qjnRB+rrhPhBqqBICpJ5x+fzhQt0vgTrWO9uJRMoXeU=; b=N2D5vQm3dXkVspv86w/oL82xyWEv+MIBjQvF6Pkr3D+1jkmcoTPxFqUJloHLnAk4qW qOLSbU+ACyMDS1j4AR40oPkfYGCytmHjx6soUJwSFhyEFM/IcCtgrHjPmNfmSRsbtJp2 9A9mWCx43eLd6o5H/bQxVg6NA/AOHXpgVIc+kS5iHsiQM5CiTTR9yn69NRkzqkh+997/ q5lOt1INBrhfVeCts91mn1vKWQg3W1l5yR4kz9mfPCg/QkZNRJuJNLRJtZfNUze2ad55 TlCA8khSLh6eeB6TNXiAtRW9S9NItcqinkR/F3kJDQ3XmS8MCdOY2W9ieSRCQYOMoARc X+Qw== X-Gm-Message-State: AC+VfDwRkymb1jEVU/LvID/Mnx15tUBDiIKAZCBRXJEzM4RqJ3c3rFvW qHhHpsx9fwM8M6XXhbs4otc2GSw1GUpWQEenKpDGdw== X-Received: by 2002:a05:6000:136f:b0:2f0:e287:1fbc with SMTP id q15-20020a056000136f00b002f0e2871fbcmr12278203wrz.11.1683026431148; Tue, 02 May 2023 04:20:31 -0700 (PDT) Received: from stoup.Home ([2a02:c7c:74db:8d00:ad29:f02c:48a2:269c]) by smtp.gmail.com with ESMTPSA id z16-20020a05600c221000b003ee1b2ab9a0sm35182623wml.11.2023.05.02.04.20.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 May 2023 04:20:30 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PULL 11/12] tcg/mips: Conditionalize tcg_out_exts_i32_i64 Date: Tue, 2 May 2023 12:20:22 +0100 Message-Id: <20230502112023.776823-12-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230502112023.776823-1-richard.henderson@linaro.org> References: <20230502112023.776823-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::434; envelope-from=richard.henderson@linaro.org; helo=mail-wr1-x434.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, T_SCC_BODY_TEXT_LINE=-0.01 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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Since TCG_TYPE_I32 values are kept sign-extended in registers, we need not extend if the register matches. This is already relied upon by comparisons. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- tcg/mips/tcg-target.c.inc | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tcg/mips/tcg-target.c.inc b/tcg/mips/tcg-target.c.inc index 346c614354..a83ebe8729 100644 --- a/tcg/mips/tcg-target.c.inc +++ b/tcg/mips/tcg-target.c.inc @@ -582,7 +582,9 @@ static void tcg_out_ext32s(TCGContext *s, TCGReg rd, TCGReg rs) static void tcg_out_exts_i32_i64(TCGContext *s, TCGReg rd, TCGReg rs) { - tcg_out_ext32s(s, rd, rs); + if (rd != rs) { + tcg_out_ext32s(s, rd, rs); + } } static void tcg_out_extu_i32_i64(TCGContext *s, TCGReg rd, TCGReg rs)