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[174.21.71.225]) by smtp.gmail.com with ESMTPSA id j11-20020aa7928b000000b0050dc7628133sm3861420pfa.13.2022.05.27.09.48.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 May 2022 09:48:19 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: laurent@vivier.eu, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v5 11/17] target/m68k: Implement TPF in terms of TRAPcc Date: Fri, 27 May 2022 09:48:01 -0700 Message-Id: <20220527164807.135038-12-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220527164807.135038-1-richard.henderson@linaro.org> References: <20220527164807.135038-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102e; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102e.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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" TPF stands for "trap false", and is a long-form nop for ColdFire. Re-use the immediate consumption code from trapcc; the insn will already expand to a nop because of the TCG_COND_NEVER test within do_trapcc. Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Laurent Vivier Signed-off-by: Richard Henderson --- target/m68k/translate.c | 18 +----------------- 1 file changed, 1 insertion(+), 17 deletions(-) diff --git a/target/m68k/translate.c b/target/m68k/translate.c index c4fe8abc03..bb5ed1b7b1 100644 --- a/target/m68k/translate.c +++ b/target/m68k/translate.c @@ -3075,22 +3075,6 @@ DISAS_INSN(addsubq) tcg_temp_free(dest); } -DISAS_INSN(tpf) -{ - switch (insn & 7) { - case 2: /* One extension word. */ - s->pc += 2; - break; - case 3: /* Two extension words. */ - s->pc += 4; - break; - case 4: /* No extension words. */ - break; - default: - disas_undef(env, s, insn); - } -} - DISAS_INSN(branch) { int32_t offset; @@ -6099,7 +6083,7 @@ void register_m68k_insns (CPUM68KState *env) INSN(scc, 50c0, f0c0, M68000); /* Scc.B */ INSN(dbcc, 50c8, f0f8, M68000); INSN(trapcc, 50f8, f0f8, TRAPCC); - INSN(tpf, 51f8, fff8, CF_ISA_A); + INSN(trapcc, 51f8, fff8, CF_ISA_A); /* TPF (trapf) */ /* Branch instructions. */ BASE(branch, 6000, f000); -- 2.34.1