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([71.212.149.95]) by smtp.gmail.com with ESMTPSA id li11-20020a170903294b00b001c444106bcasm3962919plb.46.2023.10.21.23.08.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 Oct 2023 23:08:12 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: mark.cave-ayland@ilande.co.uk Subject: [PATCH v4 84/90] target/sparc: Move FMOVq, FNEGq, FABSq to decodetree Date: Sat, 21 Oct 2023 23:00:25 -0700 Message-Id: <20231022060031.490251-85-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231022060031.490251-1-richard.henderson@linaro.org> References: <20231022060031.490251-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::529; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x529.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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Richard Henderson --- target/sparc/insns.decode | 3 + target/sparc/translate.c | 140 +++++++++++++------------------------- 2 files changed, 50 insertions(+), 93 deletions(-) diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode index e1f5394d17..807ed3f66f 100644 --- a/target/sparc/insns.decode +++ b/target/sparc/insns.decode @@ -241,10 +241,13 @@ RETRY 10 00001 111110 00000 0 0000000000000 FMOVs 10 ..... 110100 00000 0 0000 0001 ..... @r_r2 FMOVd 10 ..... 110100 00000 0 0000 0010 ..... @r_r2 +FMOVq 10 ..... 110100 00000 0 0000 0011 ..... @r_r2 FNEGs 10 ..... 110100 00000 0 0000 0101 ..... @r_r2 FNEGd 10 ..... 110100 00000 0 0000 0110 ..... @r_r2 +FNEGq 10 ..... 110100 00000 0 0000 0111 ..... @r_r2 FABSs 10 ..... 110100 00000 0 0000 1001 ..... @r_r2 FABSd 10 ..... 110100 00000 0 0000 1010 ..... @r_r2 +FABSq 10 ..... 110100 00000 0 0000 1011 ..... @r_r2 FSQRTs 10 ..... 110100 00000 0 0010 1001 ..... @r_r2 FSQRTd 10 ..... 110100 00000 0 0010 1010 ..... @r_r2 FSQRTq 10 ..... 110100 00000 0 0010 1011 ..... @r_r2 diff --git a/target/sparc/translate.c b/target/sparc/translate.c index 9c03252985..0fc888df8c 100644 --- a/target/sparc/translate.c +++ b/target/sparc/translate.c @@ -59,6 +59,8 @@ #define gen_helper_fxtod ({ qemu_build_not_reached(); NULL; }) #define gen_helper_fxtos ({ qemu_build_not_reached(); NULL; }) #define gen_helper_fxtoq ({ qemu_build_not_reached(); NULL; }) +#define gen_helper_fabsq ({ qemu_build_not_reached(); NULL; }) +#define gen_helper_fnegq ({ qemu_build_not_reached(); NULL; }) #define gen_helper_fnegd(D, S) qemu_build_not_reached() #define gen_helper_fabsd(D, S) qemu_build_not_reached() #define gen_helper_done(E) qemu_build_not_reached() @@ -271,18 +273,6 @@ static void gen_op_store_QT0_fpr(unsigned int dst) offsetof(CPU_QuadU, ll.lower)); } -#ifdef TARGET_SPARC64 -static void gen_move_Q(DisasContext *dc, unsigned int rd, unsigned int rs) -{ - rd = QFPREG(rd); - rs = QFPREG(rs); - - tcg_gen_mov_i64(cpu_fpr[rd / 2], cpu_fpr[rs / 2]); - tcg_gen_mov_i64(cpu_fpr[rd / 2 + 1], cpu_fpr[rs / 2 + 1]); - gen_update_fprs_dirty(dc, rd); -} -#endif - /* moves */ #ifdef CONFIG_USER_ONLY #define supervisor(dc) 0 @@ -1657,19 +1647,6 @@ static int gen_trap_ifnofpu(DisasContext *dc) return 0; } -#ifdef TARGET_SPARC64 -static void gen_ne_fop_QQ(DisasContext *dc, int rd, int rs, - void (*gen)(TCGv_ptr)) -{ - gen_op_load_fpr_QT1(QFPREG(rs)); - - gen(tcg_env); - - gen_op_store_QT0_fpr(QFPREG(rd)); - gen_update_fprs_dirty(dc, QFPREG(rd)); -} -#endif - /* asi moves */ typedef enum { GET_ASI_HELPER, @@ -4870,6 +4847,50 @@ TRANS(FiTOd, ALL, do_env_df, a, gen_helper_fitod) TRANS(FsTOd, ALL, do_env_df, a, gen_helper_fstod) TRANS(FsTOx, 64, do_env_df, a, gen_helper_fstox) +static bool trans_FMOVq(DisasContext *dc, arg_FMOVq *a) +{ + int rd, rs; + + if (!avail_64(dc)) { + return false; + } + if (gen_trap_ifnofpu(dc)) { + return true; + } + if (gen_trap_float128(dc)) { + return true; + } + + gen_op_clear_ieee_excp_and_FTT(); + rd = QFPREG(a->rd); + rs = QFPREG(a->rs); + tcg_gen_mov_i64(cpu_fpr[rd / 2], cpu_fpr[rs / 2]); + tcg_gen_mov_i64(cpu_fpr[rd / 2 + 1], cpu_fpr[rs / 2 + 1]); + gen_update_fprs_dirty(dc, rd); + return advance_pc(dc); +} + +static bool do_qq(DisasContext *dc, arg_r_r *a, + void (*func)(TCGv_env)) +{ + if (gen_trap_ifnofpu(dc)) { + return true; + } + if (gen_trap_float128(dc)) { + return true; + } + + gen_op_clear_ieee_excp_and_FTT(); + gen_op_load_fpr_QT1(QFPREG(a->rs)); + func(tcg_env); + gen_op_store_QT0_fpr(QFPREG(a->rd)); + gen_update_fprs_dirty(dc, QFPREG(a->rd)); + return advance_pc(dc); +} + +TRANS(FNEGq, 64, do_qq, a, gen_helper_fnegq) +TRANS(FABSq, 64, do_qq, a, gen_helper_fabsq) + static bool do_env_qq(DisasContext *dc, arg_r_r *a, void (*func)(TCGv_env)) { @@ -5224,74 +5245,7 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) TCGv cpu_dst __attribute__((unused)) = tcg_temp_new(); if (xop == 0x34) { /* FPU Operations */ - if (gen_trap_ifnofpu(dc)) { - goto jmp_insn; - } - gen_op_clear_ieee_excp_and_FTT(); - rs1 = GET_FIELD(insn, 13, 17); - rs2 = GET_FIELD(insn, 27, 31); - xop = GET_FIELD(insn, 18, 26); - - switch (xop) { - case 0x1: /* fmovs */ - case 0x5: /* fnegs */ - case 0x9: /* fabss */ - case 0x2: /* V9 fmovd */ - case 0x6: /* V9 fnegd */ - case 0xa: /* V9 fabsd */ - case 0x29: /* fsqrts */ - case 0xc4: /* fitos */ - case 0xd1: /* fstoi */ - case 0x2a: /* fsqrtd */ - case 0x82: /* V9 fdtox */ - case 0x88: /* V9 fxtod */ - case 0x2b: /* fsqrtq */ - case 0x41: /* fadds */ - case 0x45: /* fsubs */ - case 0x49: /* fmuls */ - case 0x4d: /* fdivs */ - case 0x42: /* faddd */ - case 0x46: /* fsubd */ - case 0x4a: /* fmuld */ - case 0x4e: /* fdivd */ - case 0x43: /* faddq */ - case 0x47: /* fsubq */ - case 0x4b: /* fmulq */ - case 0x4f: /* fdivq */ - case 0x69: /* fsmuld */ - case 0x6e: /* fdmulq */ - case 0xc6: /* fdtos */ - case 0xd2: /* fdtoi */ - case 0x84: /* V9 fxtos */ - case 0xc8: /* fitod */ - case 0xc9: /* fstod */ - case 0x81: /* V9 fstox */ - case 0xc7: /* fqtos */ - case 0xd3: /* fqtoi */ - case 0xcb: /* fqtod */ - case 0x83: /* V9 fqtox */ - case 0xcc: /* fitoq */ - case 0xcd: /* fstoq */ - case 0xce: /* fdtoq */ - case 0x8c: /* V9 fxtoq */ - g_assert_not_reached(); /* in decodetree */ -#ifdef TARGET_SPARC64 - case 0x3: /* V9 fmovq */ - CHECK_FPU_FEATURE(dc, FLOAT128); - gen_move_Q(dc, rd, rs2); - break; - case 0x7: /* V9 fnegq */ - CHECK_FPU_FEATURE(dc, FLOAT128); - gen_ne_fop_QQ(dc, rd, rs2, gen_helper_fnegq); - break; - case 0xb: /* V9 fabsq */ - CHECK_FPU_FEATURE(dc, FLOAT128); - gen_ne_fop_QQ(dc, rd, rs2, gen_helper_fabsq); - break; -#endif - default: - goto illegal_insn; - } + goto illegal_insn; /* in decodetree */ } else if (xop == 0x35) { /* FPU Operations */ #ifdef TARGET_SPARC64 int cond;