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Fri, 04 Oct 2024 09:35:18 -0700 (PDT) Received: from localhost.localdomain ([91.223.100.150]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-2faf9b24991sm201001fa.83.2024.10.04.09.35.14 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Fri, 04 Oct 2024 09:35:18 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, qemu-s390x@nongnu.org, Thomas Huth , Richard Henderson , Pierrick Bouvier , qemu-ppc@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PATCH v2 18/25] target/m68k: Use explicit big-endian LD/ST API Date: Fri, 4 Oct 2024 13:30:34 -0300 Message-ID: <20241004163042.85922-19-philmd@linaro.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20241004163042.85922-1-philmd@linaro.org> References: <20241004163042.85922-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::22a; envelope-from=philmd@linaro.org; helo=mail-lj1-x22a.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org The M68K architecture uses big endianness. Directly use the big-endian LD/ST API. Mechanical change using: $ end=be; \ for acc in uw w l q tul; do \ sed -i -e "s/ld${acc}_p(/ld${acc}_${end}_p(/" \ -e "s/st${acc}_p(/st${acc}_${end}_p(/" \ $(git grep -wlE '(ld|st)t?u?[wlq]_p' target/m68k/); \ done Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Thomas Huth --- target/m68k/gdbstub.c | 2 +- target/m68k/helper.c | 10 +++++----- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/target/m68k/gdbstub.c b/target/m68k/gdbstub.c index 15547e2313c..136159f98f2 100644 --- a/target/m68k/gdbstub.c +++ b/target/m68k/gdbstub.c @@ -52,7 +52,7 @@ int m68k_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n) CPUM68KState *env = cpu_env(cs); uint32_t tmp; - tmp = ldl_p(mem_buf); + tmp = ldl_be_p(mem_buf); if (n < 8) { /* D0-D7 */ diff --git a/target/m68k/helper.c b/target/m68k/helper.c index 4c85badd5d3..9d3db8419de 100644 --- a/target/m68k/helper.c +++ b/target/m68k/helper.c @@ -57,15 +57,15 @@ static int cf_fpu_gdb_set_reg(CPUState *cs, uint8_t *mem_buf, int n) if (n < 8) { float_status s; - env->fregs[n].d = float64_to_floatx80(ldq_p(mem_buf), &s); + env->fregs[n].d = float64_to_floatx80(ldq_be_p(mem_buf), &s); return 8; } switch (n) { case 8: /* fpcontrol */ - cpu_m68k_set_fpcr(env, ldl_p(mem_buf)); + cpu_m68k_set_fpcr(env, ldl_be_p(mem_buf)); return 4; case 9: /* fpstatus */ - env->fpsr = ldl_p(mem_buf); + env->fpsr = ldl_be_p(mem_buf); return 4; case 10: /* fpiar, not implemented */ return 4; @@ -107,10 +107,10 @@ static int m68k_fpu_gdb_set_reg(CPUState *cs, uint8_t *mem_buf, int n) } switch (n) { case 8: /* fpcontrol */ - cpu_m68k_set_fpcr(env, ldl_p(mem_buf)); + cpu_m68k_set_fpcr(env, ldl_be_p(mem_buf)); return 4; case 9: /* fpstatus */ - cpu_m68k_set_fpsr(env, ldl_p(mem_buf)); + cpu_m68k_set_fpsr(env, ldl_be_p(mem_buf)); return 4; case 10: /* fpiar, not implemented */ return 4;