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Fri, 04 Jun 2021 11:22:39 -0700 (PDT) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id y189sm6540544wmy.25.2021.06.04.11.22.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jun 2021 11:22:38 -0700 (PDT) Received: from zen.lan (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id 7351C1FFAA; Fri, 4 Jun 2021 16:53:14 +0100 (BST) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Subject: [PATCH v16 20/99] target/arm: tcg: move sysemu-only parts of debug_helper Date: Fri, 4 Jun 2021 16:51:53 +0100 Message-Id: <20210604155312.15902-21-alex.bennee@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210604155312.15902-1-alex.bennee@linaro.org> References: <20210604155312.15902-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::42e; envelope-from=alex.bennee@linaro.org; helo=mail-wr1-x42e.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=unavailable 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: =?UTF-8?q?Alex=20Benn=C3=A9e?= , qemu-arm@nongnu.org, Richard Henderson , Claudio Fontana , Peter Maydell Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Claudio Fontana move sysemu-only parts of debug_helper to sysemu/ Signed-off-by: Claudio Fontana Reviewed-by: Richard Henderson Reviewed-by: Alex Bennée Signed-off-by: Alex Bennée --- target/arm/tcg/debug_helper.c | 27 ----------------------- target/arm/tcg/sysemu/debug_helper.c | 33 ++++++++++++++++++++++++++++ target/arm/tcg/sysemu/meson.build | 1 + 3 files changed, 34 insertions(+), 27 deletions(-) create mode 100644 target/arm/tcg/sysemu/debug_helper.c diff --git a/target/arm/tcg/debug_helper.c b/target/arm/tcg/debug_helper.c index 2ff72d47d1..66a0915393 100644 --- a/target/arm/tcg/debug_helper.c +++ b/target/arm/tcg/debug_helper.c @@ -308,30 +308,3 @@ void arm_debug_excp_handler(CPUState *cs) arm_debug_target_el(env)); } } - -#if !defined(CONFIG_USER_ONLY) - -vaddr arm_adjust_watchpoint_address(CPUState *cs, vaddr addr, int len) -{ - ARMCPU *cpu = ARM_CPU(cs); - CPUARMState *env = &cpu->env; - - /* - * In BE32 system mode, target memory is stored byteswapped (on a - * little-endian host system), and by the time we reach here (via an - * opcode helper) the addresses of subword accesses have been adjusted - * to account for that, which means that watchpoints will not match. - * Undo the adjustment here. - */ - if (arm_sctlr_b(env)) { - if (len == 1) { - addr ^= 3; - } else if (len == 2) { - addr ^= 2; - } - } - - return addr; -} - -#endif diff --git a/target/arm/tcg/sysemu/debug_helper.c b/target/arm/tcg/sysemu/debug_helper.c new file mode 100644 index 0000000000..0bce00144f --- /dev/null +++ b/target/arm/tcg/sysemu/debug_helper.c @@ -0,0 +1,33 @@ +/* + * ARM debug helpers. + * + * This code is licensed under the GNU GPL v2 or later. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include "qemu/osdep.h" +#include "cpu.h" +#include "internals.h" + +vaddr arm_adjust_watchpoint_address(CPUState *cs, vaddr addr, int len) +{ + ARMCPU *cpu = ARM_CPU(cs); + CPUARMState *env = &cpu->env; + + /* + * In BE32 system mode, target memory is stored byteswapped (on a + * little-endian host system), and by the time we reach here (via an + * opcode helper) the addresses of subword accesses have been adjusted + * to account for that, which means that watchpoints will not match. + * Undo the adjustment here. + */ + if (arm_sctlr_b(env)) { + if (len == 1) { + addr ^= 3; + } else if (len == 2) { + addr ^= 2; + } + } + + return addr; +} diff --git a/target/arm/tcg/sysemu/meson.build b/target/arm/tcg/sysemu/meson.build index 6f014f77ec..1a4d7a0940 100644 --- a/target/arm/tcg/sysemu/meson.build +++ b/target/arm/tcg/sysemu/meson.build @@ -1,3 +1,4 @@ arm_softmmu_ss.add(when: 'CONFIG_TCG', if_true: files( + 'debug_helper.c', 'mte_helper.c', )) -- 2.20.1