From nobody Tue Feb 10 12:13:35 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1651001483648187.6343283383476; Tue, 26 Apr 2022 12:31:23 -0700 (PDT) Received: from localhost ([::1]:49898 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1njQuA-0005uK-Hp for importer@patchew.org; Tue, 26 Apr 2022 15:31:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45822) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1njPqD-0002JD-6N for qemu-devel@nongnu.org; Tue, 26 Apr 2022 14:23:13 -0400 Received: from mail-pf1-x42b.google.com ([2607:f8b0:4864:20::42b]:38790) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1njPqB-0005aP-JL for qemu-devel@nongnu.org; Tue, 26 Apr 2022 14:23:12 -0400 Received: by mail-pf1-x42b.google.com with SMTP id b15so18720100pfm.5 for ; Tue, 26 Apr 2022 11:23:11 -0700 (PDT) Received: from stoup.. (174-21-142-130.tukw.qwest.net. [174.21.142.130]) by smtp.gmail.com with ESMTPSA id k187-20020a636fc4000000b003983a01b896sm13585053pgc.90.2022.04.26.11.23.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Apr 2022 11:23:10 -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=tcLPTrmVAgcHh5+H71eXJcJTiRdrPyiIekcsE1dJrc8=; b=NkDEQcnxrmJljVO1IlTpBPl7bu/pDDMXEdlIWE8eBOUzseZ+y3Mr0xb7gAgArBwMSm 1Q2PQXApYWZczc6xU5CGFlTMLkvs+OBGVN0bXhovDhL+y+bZyQt2qdjw0HCIyqO6wJag p5dUuMOYkxQkGuvSl/eLJZ8VABbc1Du4XZi/G/Yl67sUXFDlvx6ha0VfvR7Bms+48wz4 N6ty35yWSDJvQSdFnG+3mN5N5OaMlg7ziQVa47c+l1E5etgoe9RTu0zuZhhYTfDQ0lz5 TYtwTMa6ighWJZKga3Y1iI2PelVWANQQCdx7WKULiJpApztm9nSn8c/CqPFbF8+mxDbG h98A== 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=tcLPTrmVAgcHh5+H71eXJcJTiRdrPyiIekcsE1dJrc8=; b=QiZSXVu/+pZsEVqjh3DBtKnBsEh8UeLgrK8ffMceprb16SMKHFqtdxTF9xgS5EVbSt PpyHyRHTDTN11lpELemlsM34sOquE8B+CGA54I/gakuZIIVGmOZlGjTP25hKisMUC3sy il2GF5GtWvYPSyLjeOeMbQ4XH/HtqHRZ8Zd9EDGdLCshVPchEdVS7M4mRCQEqwMccoFw 781zmM4+l1dK3dH3MT8kTqZWoT5ClIZ6lz76wzTgasx6bBiKv95NqdAbHrpqRQE5mROu FheBjjC4kFlw249zyxAAxS7peAXvaw3lyKPRS5k8yj0aBBswAnhb+2nY+o1Mr5yC8pAF WROg== X-Gm-Message-State: AOAM5312nUJyeSh1RfazwVbh0xOuGtqeA4IWBJeATndM6Prdn4fgvmoh eZ0hOUu2EZG8q0NWtmDoSJilXWYwG+0PXg== X-Google-Smtp-Source: ABdhPJziiwPULRXdAmwaOU9EqPsdbtpbuKmJ0AjR+1xUOll8mghwLzyUMGLqi5zOel/Nj+79QRM5pg== X-Received: by 2002:a63:6a85:0:b0:398:9e2b:afd6 with SMTP id f127-20020a636a85000000b003989e2bafd6mr20925433pgc.582.1650997390392; Tue, 26 Apr 2022 11:23:10 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 68/68] tests/tcg/nios2: Add test-shadow-1 Date: Tue, 26 Apr 2022 11:19:07 -0700 Message-Id: <20220426181907.103691-69-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220426181907.103691-1-richard.henderson@linaro.org> References: <20220426181907.103691-1-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::42b; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42b.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: , Cc: Peter Maydell , =?UTF-8?q?Alex=20Benn=C3=A9e?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1651001485660100001 Add a regression test for tcg indirect global lowering. This appeared with nios2, with cps !=3D 0, so that we use indirection into the shadow register set. An indirect call verifies alignment of rA. The use of rA was live across the brcond leading to a tcg_debug_assert failure. Cc: Alex Benn=C3=A9e Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell Message-Id: <20220421151735.31996-65-richard.henderson@linaro.org> --- tests/tcg/nios2/Makefile.softmmu-target | 1 + tests/tcg/nios2/test-shadow-1.S | 40 +++++++++++++++++++++++++ 2 files changed, 41 insertions(+) create mode 100644 tests/tcg/nios2/test-shadow-1.S diff --git a/tests/tcg/nios2/Makefile.softmmu-target b/tests/tcg/nios2/Make= file.softmmu-target index cea27472a6..c3d0594a39 100644 --- a/tests/tcg/nios2/Makefile.softmmu-target +++ b/tests/tcg/nios2/Makefile.softmmu-target @@ -30,3 +30,4 @@ QEMU_OPTS =3D -M 10m50-ghrd,vic=3Don -semihosting >$@.out= -kernel =20 memory: CFLAGS+=3D-DCHECK_UNALIGNED=3D0 TESTS +=3D $(MULTIARCH_TESTS) +TESTS +=3D test-shadow-1 diff --git a/tests/tcg/nios2/test-shadow-1.S b/tests/tcg/nios2/test-shadow-= 1.S new file mode 100644 index 0000000000..79ef69db12 --- /dev/null +++ b/tests/tcg/nios2/test-shadow-1.S @@ -0,0 +1,40 @@ +/* + * Regression test for TCG indirect global lowering. + * + * Copyright Linaro Ltd 2022 + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "semicall.h" + + .text + .set noat + .align 2 + .globl main + .type main, @function + +main: + /* Initialize r0 in shadow register set 1. */ + movhi at, 1 /* PRS=3D1, CRS=3D0, RSIE=3D0, PIE=3D0 */ + wrctl status, at + wrprs zero, zero + + /* Change current register set to 1. */ + movi at, 1 << 10 /* PRS=3D0, CRS=3D1, RSIE=3D0, PIE=3D0 */ + wrctl estatus, at + movia ea, 1f + eret + + /* Load address for callr, then end TB. */ +1: movia at, 3f + br 2f + + /* Test case! TCG abort on indirect lowering across brcond. */ +2: callr at + + /* exit(0) */ +3: movi r4, HOSTED_EXIT + movi r5, 0 + semihosting_call + + .size main, . - main --=20 2.34.1