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([71.212.149.95]) by smtp.gmail.com with ESMTPSA id b185-20020a6334c2000000b0058988954686sm70753pga.90.2023.10.13.14.29.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Oct 2023 14:29:14 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: mark.cave-ayland@ilande.co.uk, atar4qemu@gmail.com Subject: [PATCH 28/85] target/sparc: Move SUBC to decodetree Date: Fri, 13 Oct 2023 14:27:49 -0700 Message-Id: <20231013212846.165724-29-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231013212846.165724-1-richard.henderson@linaro.org> References: <20231013212846.165724-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::1030; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1030.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=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 Signed-off-by: Richard Henderson --- target/sparc/insns.decode | 2 ++ target/sparc/translate.c | 28 ++++++++++++++++++++++++---- 2 files changed, 26 insertions(+), 4 deletions(-) diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode index 9cd89cf03b..69b3e82ae9 100644 --- a/target/sparc/insns.decode +++ b/target/sparc/insns.decode @@ -179,3 +179,5 @@ UMUL 10 ..... 001010 ..... . ............. @r_r_ri UMULcc 10 ..... 011010 ..... . ............. @r_r_ri SMUL 10 ..... 001011 ..... . ............. @r_r_ri SMULcc 10 ..... 011011 ..... . ............. @r_r_ri +SUBC 10 ..... 001100 ..... . ............. @r_r_ri +SUBCcc 10 ..... 011100 ..... . ............. @r_r_ri diff --git a/target/sparc/translate.c b/target/sparc/translate.c index 38c1f2f79a..1ddf5f3f60 100644 --- a/target/sparc/translate.c +++ b/target/sparc/translate.c @@ -4201,6 +4201,30 @@ static bool trans_ADDCcc(DisasContext *dc, arg_r_r_ri *a) return advance_pc(dc); } +static bool trans_SUBC(DisasContext *dc, arg_r_r_ri *a) +{ + TCGv src2 = gen_rs2_or_imm(dc, a->imm, a->rs2_or_imm); + + if (src2 == NULL) { + return false; + } + gen_op_subx_int(dc, gen_dest_gpr(dc, a->rd), + gen_load_gpr(dc, a->rs1), src2, false); + return advance_pc(dc); +} + +static bool trans_SUBCcc(DisasContext *dc, arg_r_r_ri *a) +{ + TCGv src2 = gen_rs2_or_imm(dc, a->imm, a->rs2_or_imm); + + if (src2 == NULL) { + return false; + } + gen_op_subx_int(dc, gen_dest_gpr(dc, a->rd), + gen_load_gpr(dc, a->rs1), src2, true); + return advance_pc(dc); +} + #define CHECK_IU_FEATURE(dc, FEATURE) \ if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \ goto illegal_insn; @@ -4625,10 +4649,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) cpu_src1 = get_src1(dc, insn); cpu_src2 = get_src2(dc, insn); switch (xop & ~0x10) { - case 0xc: /* subx, V9 subc */ - gen_op_subx_int(dc, cpu_dst, cpu_src1, cpu_src2, - (xop & 0x10)); - break; #ifdef TARGET_SPARC64 case 0xd: /* V9 udivx */ gen_helper_udivx(cpu_dst, tcg_env, cpu_src1, cpu_src2);