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dkim=pass reason="pass (just generated, assumed good)" header.d=opensource.wdc.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d= opensource.wdc.com; h=content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:subject:to :from; s=dkim; t=1646285358; x=1648877359; bh=/5tCj7ol249FUH1Ksh jRPA7xPDrsV4lcg6F8IggF7hM=; b=ETyMjjEo60HOMqleOeYFEaaksi0uj+6o/H ClquxBJPCpOFKHAuX2b6gN9S5D53NhhisSs4o0K7yxo++NlmFo9vPSo2D+WrpGdI ULaXE0kuMFJgCvbSd96QGwLgDc9o+LE3DSy2xt3iwIaISdKW79o1N+IWJYatlUB+ 38Qez6t9e44XrY/2QGsIi9q/Sz9J34NH7OpnC4kTX+su620ry+20zmeTUtIZVXiT S6ssXm8J3SfTTn6Widfy4WGsLkQ089T/WtyTgAGmZrEKLX1WKxaJApzdqjOqPRe5 B0VIJP8YvvFPX71/H/2CxsoMWPNmddynRY8B4pXv+QuSMODjfQNA== X-Virus-Scanned: amavisd-new at usg-ed-osssrv.wdc.com From: Alistair Francis To: qemu-devel@nongnu.org Cc: alistair23@gmail.com, Weiwei Li , Junqiang Wang , Richard Henderson , Alistair Francis Subject: [PULL 12/13] target/riscv: add support for zhinx/zhinxmin Date: Thu, 3 Mar 2022 15:28:03 +1000 Message-Id: <20220303052804.529967-13-alistair.francis@opensource.wdc.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220303052804.529967-1-alistair.francis@opensource.wdc.com> References: <20220303052804.529967-1-alistair.francis@opensource.wdc.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=68.232.141.245; envelope-from=prvs=05403f1d5=alistair.francis@opensource.wdc.com; helo=esa1.hgst.iphmx.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, SPF_HELO_PASS=-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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1646285852794100001 Content-Type: text/plain; charset="utf-8" From: Weiwei Li - update extension check REQUIRE_ZHINX_OR_ZFH and REQUIRE_ZFH_OR_ZFHMIN_O= R_ZHINX_OR_ZHINXMIN - update half float point register read/write - disable nanbox_h check Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Richard Henderson Acked-by: Alistair Francis Message-Id: <20220211043920.28981-6-liweiwei@iscas.ac.cn> Signed-off-by: Alistair Francis --- target/riscv/helper.h | 2 +- target/riscv/internals.h | 16 +- target/riscv/fpu_helper.c | 89 +++--- target/riscv/insn_trans/trans_rvzfh.c.inc | 332 +++++++++++++++------- 4 files changed, 296 insertions(+), 143 deletions(-) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 89195aad9d..26bbab2fab 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -90,7 +90,7 @@ DEF_HELPER_FLAGS_2(fcvt_h_w, TCG_CALL_NO_RWG, i64, env, t= l) DEF_HELPER_FLAGS_2(fcvt_h_wu, TCG_CALL_NO_RWG, i64, env, tl) DEF_HELPER_FLAGS_2(fcvt_h_l, TCG_CALL_NO_RWG, i64, env, tl) DEF_HELPER_FLAGS_2(fcvt_h_lu, TCG_CALL_NO_RWG, i64, env, tl) -DEF_HELPER_FLAGS_1(fclass_h, TCG_CALL_NO_RWG_SE, tl, i64) +DEF_HELPER_FLAGS_2(fclass_h, TCG_CALL_NO_RWG_SE, tl, env, i64) =20 /* Special functions */ DEF_HELPER_2(csrr, tl, env, int) diff --git a/target/riscv/internals.h b/target/riscv/internals.h index 6237bb3115..dbb322bfa7 100644 --- a/target/riscv/internals.h +++ b/target/riscv/internals.h @@ -72,13 +72,23 @@ static inline float32 check_nanbox_s(CPURISCVState *env= , uint64_t f) } } =20 -static inline uint64_t nanbox_h(float16 f) +static inline uint64_t nanbox_h(CPURISCVState *env, float16 f) { - return f | MAKE_64BIT_MASK(16, 48); + /* the value is sign-extended instead of NaN-boxing for zfinx */ + if (RISCV_CPU(env_cpu(env))->cfg.ext_zfinx) { + return (int16_t)f; + } else { + return f | MAKE_64BIT_MASK(16, 48); + } } =20 -static inline float16 check_nanbox_h(uint64_t f) +static inline float16 check_nanbox_h(CPURISCVState *env, uint64_t f) { + /* Disable nanbox check when enable zfinx */ + if (RISCV_CPU(env_cpu(env))->cfg.ext_zfinx) { + return (uint16_t)f; + } + uint64_t mask =3D MAKE_64BIT_MASK(16, 48); =20 if (likely((f & mask) =3D=3D mask)) { diff --git a/target/riscv/fpu_helper.c b/target/riscv/fpu_helper.c index 63ca703459..5699c9517f 100644 --- a/target/riscv/fpu_helper.c +++ b/target/riscv/fpu_helper.c @@ -89,10 +89,11 @@ void helper_set_rod_rounding_mode(CPURISCVState *env) static uint64_t do_fmadd_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2, uint64_t rs3, int flags) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); - float16 frs3 =3D check_nanbox_h(rs3); - return nanbox_h(float16_muladd(frs1, frs2, frs3, flags, &env->fp_statu= s)); + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); + float16 frs3 =3D check_nanbox_h(env, rs3); + return nanbox_h(env, float16_muladd(frs1, frs2, frs3, flags, + &env->fp_status)); } =20 static uint64_t do_fmadd_s(CPURISCVState *env, uint64_t rs1, uint64_t rs2, @@ -417,146 +418,146 @@ target_ulong helper_fclass_d(uint64_t frs1) =20 uint64_t helper_fadd_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); - return nanbox_h(float16_add(frs1, frs2, &env->fp_status)); + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); + return nanbox_h(env, float16_add(frs1, frs2, &env->fp_status)); } =20 uint64_t helper_fsub_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); - return nanbox_h(float16_sub(frs1, frs2, &env->fp_status)); + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); + return nanbox_h(env, float16_sub(frs1, frs2, &env->fp_status)); } =20 uint64_t helper_fmul_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); - return nanbox_h(float16_mul(frs1, frs2, &env->fp_status)); + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); + return nanbox_h(env, float16_mul(frs1, frs2, &env->fp_status)); } =20 uint64_t helper_fdiv_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); - return nanbox_h(float16_div(frs1, frs2, &env->fp_status)); + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); + return nanbox_h(env, float16_div(frs1, frs2, &env->fp_status)); } =20 uint64_t helper_fmin_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); - return nanbox_h(env->priv_ver < PRIV_VERSION_1_11_0 ? + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); + return nanbox_h(env, env->priv_ver < PRIV_VERSION_1_11_0 ? float16_minnum(frs1, frs2, &env->fp_status) : float16_minimum_number(frs1, frs2, &env->fp_status)); } =20 uint64_t helper_fmax_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); - return nanbox_h(env->priv_ver < PRIV_VERSION_1_11_0 ? + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); + return nanbox_h(env, env->priv_ver < PRIV_VERSION_1_11_0 ? float16_maxnum(frs1, frs2, &env->fp_status) : float16_maximum_number(frs1, frs2, &env->fp_status)); } =20 uint64_t helper_fsqrt_h(CPURISCVState *env, uint64_t rs1) { - float16 frs1 =3D check_nanbox_h(rs1); - return nanbox_h(float16_sqrt(frs1, &env->fp_status)); + float16 frs1 =3D check_nanbox_h(env, rs1); + return nanbox_h(env, float16_sqrt(frs1, &env->fp_status)); } =20 target_ulong helper_fle_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); return float16_le(frs1, frs2, &env->fp_status); } =20 target_ulong helper_flt_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); return float16_lt(frs1, frs2, &env->fp_status); } =20 target_ulong helper_feq_h(CPURISCVState *env, uint64_t rs1, uint64_t rs2) { - float16 frs1 =3D check_nanbox_h(rs1); - float16 frs2 =3D check_nanbox_h(rs2); + float16 frs1 =3D check_nanbox_h(env, rs1); + float16 frs2 =3D check_nanbox_h(env, rs2); return float16_eq_quiet(frs1, frs2, &env->fp_status); } =20 -target_ulong helper_fclass_h(uint64_t rs1) +target_ulong helper_fclass_h(CPURISCVState *env, uint64_t rs1) { - float16 frs1 =3D check_nanbox_h(rs1); + float16 frs1 =3D check_nanbox_h(env, rs1); return fclass_h(frs1); } =20 target_ulong helper_fcvt_w_h(CPURISCVState *env, uint64_t rs1) { - float16 frs1 =3D check_nanbox_h(rs1); + float16 frs1 =3D check_nanbox_h(env, rs1); return float16_to_int32(frs1, &env->fp_status); } =20 target_ulong helper_fcvt_wu_h(CPURISCVState *env, uint64_t rs1) { - float16 frs1 =3D check_nanbox_h(rs1); + float16 frs1 =3D check_nanbox_h(env, rs1); return (int32_t)float16_to_uint32(frs1, &env->fp_status); } =20 target_ulong helper_fcvt_l_h(CPURISCVState *env, uint64_t rs1) { - float16 frs1 =3D check_nanbox_h(rs1); + float16 frs1 =3D check_nanbox_h(env, rs1); return float16_to_int64(frs1, &env->fp_status); } =20 target_ulong helper_fcvt_lu_h(CPURISCVState *env, uint64_t rs1) { - float16 frs1 =3D check_nanbox_h(rs1); + float16 frs1 =3D check_nanbox_h(env, rs1); return float16_to_uint64(frs1, &env->fp_status); } =20 uint64_t helper_fcvt_h_w(CPURISCVState *env, target_ulong rs1) { - return nanbox_h(int32_to_float16((int32_t)rs1, &env->fp_status)); + return nanbox_h(env, int32_to_float16((int32_t)rs1, &env->fp_status)); } =20 uint64_t helper_fcvt_h_wu(CPURISCVState *env, target_ulong rs1) { - return nanbox_h(uint32_to_float16((uint32_t)rs1, &env->fp_status)); + return nanbox_h(env, uint32_to_float16((uint32_t)rs1, &env->fp_status)= ); } =20 uint64_t helper_fcvt_h_l(CPURISCVState *env, target_ulong rs1) { - return nanbox_h(int64_to_float16(rs1, &env->fp_status)); + return nanbox_h(env, int64_to_float16(rs1, &env->fp_status)); } =20 uint64_t helper_fcvt_h_lu(CPURISCVState *env, target_ulong rs1) { - return nanbox_h(uint64_to_float16(rs1, &env->fp_status)); + return nanbox_h(env, uint64_to_float16(rs1, &env->fp_status)); } =20 uint64_t helper_fcvt_h_s(CPURISCVState *env, uint64_t rs1) { float32 frs1 =3D check_nanbox_s(env, rs1); - return nanbox_h(float32_to_float16(frs1, true, &env->fp_status)); + return nanbox_h(env, float32_to_float16(frs1, true, &env->fp_status)); } =20 uint64_t helper_fcvt_s_h(CPURISCVState *env, uint64_t rs1) { - float16 frs1 =3D check_nanbox_h(rs1); + float16 frs1 =3D check_nanbox_h(env, rs1); return nanbox_s(env, float16_to_float32(frs1, true, &env->fp_status)); } =20 uint64_t helper_fcvt_h_d(CPURISCVState *env, uint64_t rs1) { - return nanbox_h(float64_to_float16(rs1, true, &env->fp_status)); + return nanbox_h(env, float64_to_float16(rs1, true, &env->fp_status)); } =20 uint64_t helper_fcvt_d_h(CPURISCVState *env, uint64_t rs1) { - float16 frs1 =3D check_nanbox_h(rs1); + float16 frs1 =3D check_nanbox_h(env, rs1); return float16_to_float64(frs1, true, &env->fp_status); } diff --git a/target/riscv/insn_trans/trans_rvzfh.c.inc b/target/riscv/insn_= trans/trans_rvzfh.c.inc index 608c51da2c..5d07150cd0 100644 --- a/target/riscv/insn_trans/trans_rvzfh.c.inc +++ b/target/riscv/insn_trans/trans_rvzfh.c.inc @@ -22,12 +22,25 @@ } \ } while (0) =20 +#define REQUIRE_ZHINX_OR_ZFH(ctx) do { \ + if (!ctx->cfg_ptr->ext_zhinx && !ctx->cfg_ptr->ext_zfh) { \ + return false; \ + } \ +} while (0) + #define REQUIRE_ZFH_OR_ZFHMIN(ctx) do { \ if (!(ctx->cfg_ptr->ext_zfh || ctx->cfg_ptr->ext_zfhmin)) { \ return false; \ } \ } while (0) =20 +#define REQUIRE_ZFH_OR_ZFHMIN_OR_ZHINX_OR_ZHINXMIN(ctx) do { \ + if (!(ctx->cfg_ptr->ext_zfh || ctx->cfg_ptr->ext_zfhmin || \ + ctx->cfg_ptr->ext_zhinx || ctx->cfg_ptr->ext_zhinxmin)) { \ + return false; \ + } \ +} while (0) + static bool trans_flh(DisasContext *ctx, arg_flh *a) { TCGv_i64 dest; @@ -73,11 +86,16 @@ static bool trans_fsh(DisasContext *ctx, arg_fsh *a) static bool trans_fmadd_h(DisasContext *ctx, arg_fmadd_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); + TCGv_i64 src3 =3D get_fpr_hs(ctx, a->rs3); =20 gen_set_rm(ctx, a->rm); - gen_helper_fmadd_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], - cpu_fpr[a->rs2], cpu_fpr[a->rs3]); + gen_helper_fmadd_h(dest, cpu_env, src1, src2, src3); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -85,11 +103,16 @@ static bool trans_fmadd_h(DisasContext *ctx, arg_fmadd= _h *a) static bool trans_fmsub_h(DisasContext *ctx, arg_fmsub_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); + TCGv_i64 src3 =3D get_fpr_hs(ctx, a->rs3); =20 gen_set_rm(ctx, a->rm); - gen_helper_fmsub_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], - cpu_fpr[a->rs2], cpu_fpr[a->rs3]); + gen_helper_fmsub_h(dest, cpu_env, src1, src2, src3); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -97,11 +120,16 @@ static bool trans_fmsub_h(DisasContext *ctx, arg_fmsub= _h *a) static bool trans_fnmsub_h(DisasContext *ctx, arg_fnmsub_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); + TCGv_i64 src3 =3D get_fpr_hs(ctx, a->rs3); =20 gen_set_rm(ctx, a->rm); - gen_helper_fnmsub_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], - cpu_fpr[a->rs2], cpu_fpr[a->rs3]); + gen_helper_fnmsub_h(dest, cpu_env, src1, src2, src3); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -109,11 +137,16 @@ static bool trans_fnmsub_h(DisasContext *ctx, arg_fnm= sub_h *a) static bool trans_fnmadd_h(DisasContext *ctx, arg_fnmadd_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); + TCGv_i64 src3 =3D get_fpr_hs(ctx, a->rs3); =20 gen_set_rm(ctx, a->rm); - gen_helper_fnmadd_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], - cpu_fpr[a->rs2], cpu_fpr[a->rs3]); + gen_helper_fnmadd_h(dest, cpu_env, src1, src2, src3); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -121,11 +154,15 @@ static bool trans_fnmadd_h(DisasContext *ctx, arg_fnm= add_h *a) static bool trans_fadd_h(DisasContext *ctx, arg_fadd_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); =20 gen_set_rm(ctx, a->rm); - gen_helper_fadd_h(cpu_fpr[a->rd], cpu_env, - cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_helper_fadd_h(dest, cpu_env, src1, src2); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -133,11 +170,15 @@ static bool trans_fadd_h(DisasContext *ctx, arg_fadd_= h *a) static bool trans_fsub_h(DisasContext *ctx, arg_fsub_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); =20 gen_set_rm(ctx, a->rm); - gen_helper_fsub_h(cpu_fpr[a->rd], cpu_env, - cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_helper_fsub_h(dest, cpu_env, src1, src2); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -145,11 +186,15 @@ static bool trans_fsub_h(DisasContext *ctx, arg_fsub_= h *a) static bool trans_fmul_h(DisasContext *ctx, arg_fmul_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); =20 gen_set_rm(ctx, a->rm); - gen_helper_fmul_h(cpu_fpr[a->rd], cpu_env, - cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_helper_fmul_h(dest, cpu_env, src1, src2); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -157,11 +202,15 @@ static bool trans_fmul_h(DisasContext *ctx, arg_fmul_= h *a) static bool trans_fdiv_h(DisasContext *ctx, arg_fdiv_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); =20 gen_set_rm(ctx, a->rm); - gen_helper_fdiv_h(cpu_fpr[a->rd], cpu_env, - cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_helper_fdiv_h(dest, cpu_env, src1, src2); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -169,10 +218,14 @@ static bool trans_fdiv_h(DisasContext *ctx, arg_fdiv_= h *a) static bool trans_fsqrt_h(DisasContext *ctx, arg_fsqrt_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 gen_set_rm(ctx, a->rm); - gen_helper_fsqrt_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1]); + gen_helper_fsqrt_h(dest, cpu_env, src1); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -180,23 +233,37 @@ static bool trans_fsqrt_h(DisasContext *ctx, arg_fsqr= t_h *a) static bool trans_fsgnj_h(DisasContext *ctx, arg_fsgnj_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 if (a->rs1 =3D=3D a->rs2) { /* FMOV */ - gen_check_nanbox_h(cpu_fpr[a->rd], cpu_fpr[a->rs1]); + if (!ctx->cfg_ptr->ext_zfinx) { + gen_check_nanbox_h(dest, src1); + } else { + tcg_gen_ext16s_i64(dest, src1); + } } else { - TCGv_i64 rs1 =3D tcg_temp_new_i64(); - TCGv_i64 rs2 =3D tcg_temp_new_i64(); - - gen_check_nanbox_h(rs1, cpu_fpr[a->rs1]); - gen_check_nanbox_h(rs2, cpu_fpr[a->rs2]); - - /* This formulation retains the nanboxing of rs2. */ - tcg_gen_deposit_i64(cpu_fpr[a->rd], rs2, rs1, 0, 15); - tcg_temp_free_i64(rs1); - tcg_temp_free_i64(rs2); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); + + if (!ctx->cfg_ptr->ext_zfinx) { + TCGv_i64 rs1 =3D tcg_temp_new_i64(); + TCGv_i64 rs2 =3D tcg_temp_new_i64(); + gen_check_nanbox_h(rs1, src1); + gen_check_nanbox_h(rs2, src2); + + /* This formulation retains the nanboxing of rs2 in normal 'Zf= h'. */ + tcg_gen_deposit_i64(dest, rs2, rs1, 0, 15); + + tcg_temp_free_i64(rs1); + tcg_temp_free_i64(rs2); + } else { + tcg_gen_deposit_i64(dest, src2, src1, 0, 15); + tcg_gen_ext16s_i64(dest, dest); + } } - + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -206,16 +273,29 @@ static bool trans_fsgnjn_h(DisasContext *ctx, arg_fsg= njn_h *a) TCGv_i64 rs1, rs2, mask; =20 REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 rs1 =3D tcg_temp_new_i64(); - gen_check_nanbox_h(rs1, cpu_fpr[a->rs1]); + if (!ctx->cfg_ptr->ext_zfinx) { + gen_check_nanbox_h(rs1, src1); + } else { + tcg_gen_mov_i64(rs1, src1); + } =20 if (a->rs1 =3D=3D a->rs2) { /* FNEG */ - tcg_gen_xori_i64(cpu_fpr[a->rd], rs1, MAKE_64BIT_MASK(15, 1)); + tcg_gen_xori_i64(dest, rs1, MAKE_64BIT_MASK(15, 1)); } else { + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); rs2 =3D tcg_temp_new_i64(); - gen_check_nanbox_h(rs2, cpu_fpr[a->rs2]); + + if (!ctx->cfg_ptr->ext_zfinx) { + gen_check_nanbox_h(rs2, src2); + } else { + tcg_gen_mov_i64(rs2, src2); + } =20 /* * Replace bit 15 in rs1 with inverse in rs2. @@ -224,12 +304,17 @@ static bool trans_fsgnjn_h(DisasContext *ctx, arg_fsg= njn_h *a) mask =3D tcg_const_i64(~MAKE_64BIT_MASK(15, 1)); tcg_gen_not_i64(rs2, rs2); tcg_gen_andc_i64(rs2, rs2, mask); - tcg_gen_and_i64(rs1, mask, rs1); - tcg_gen_or_i64(cpu_fpr[a->rd], rs1, rs2); + tcg_gen_and_i64(dest, mask, rs1); + tcg_gen_or_i64(dest, dest, rs2); =20 tcg_temp_free_i64(mask); tcg_temp_free_i64(rs2); } + /* signed-extended intead of nanboxing for result if enable zfinx */ + if (ctx->cfg_ptr->ext_zfinx) { + tcg_gen_ext16s_i64(dest, dest); + } + tcg_temp_free_i64(rs1); mark_fs_dirty(ctx); return true; } @@ -239,27 +324,44 @@ static bool trans_fsgnjx_h(DisasContext *ctx, arg_fsg= njx_h *a) TCGv_i64 rs1, rs2; =20 REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 rs1 =3D tcg_temp_new_i64(); - gen_check_nanbox_s(rs1, cpu_fpr[a->rs1]); + if (!ctx->cfg_ptr->ext_zfinx) { + gen_check_nanbox_h(rs1, src1); + } else { + tcg_gen_mov_i64(rs1, src1); + } =20 if (a->rs1 =3D=3D a->rs2) { /* FABS */ - tcg_gen_andi_i64(cpu_fpr[a->rd], rs1, ~MAKE_64BIT_MASK(15, 1)); + tcg_gen_andi_i64(dest, rs1, ~MAKE_64BIT_MASK(15, 1)); } else { + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); rs2 =3D tcg_temp_new_i64(); - gen_check_nanbox_s(rs2, cpu_fpr[a->rs2]); + + if (!ctx->cfg_ptr->ext_zfinx) { + gen_check_nanbox_h(rs2, src2); + } else { + tcg_gen_mov_i64(rs2, src2); + } =20 /* * Xor bit 15 in rs1 with that in rs2. * This formulation retains the nanboxing of rs1. */ - tcg_gen_andi_i64(rs2, rs2, MAKE_64BIT_MASK(15, 1)); - tcg_gen_xor_i64(cpu_fpr[a->rd], rs1, rs2); + tcg_gen_andi_i64(dest, rs2, MAKE_64BIT_MASK(15, 1)); + tcg_gen_xor_i64(dest, rs1, dest); =20 tcg_temp_free_i64(rs2); } - + /* signed-extended intead of nanboxing for result if enable zfinx */ + if (ctx->cfg_ptr->ext_zfinx) { + tcg_gen_ext16s_i64(dest, dest); + } + tcg_temp_free_i64(rs1); mark_fs_dirty(ctx); return true; } @@ -267,10 +369,14 @@ static bool trans_fsgnjx_h(DisasContext *ctx, arg_fsg= njx_h *a) static bool trans_fmin_h(DisasContext *ctx, arg_fmin_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); =20 - gen_helper_fmin_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], - cpu_fpr[a->rs2]); + gen_helper_fmin_h(dest, cpu_env, src1, src2); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -278,10 +384,14 @@ static bool trans_fmin_h(DisasContext *ctx, arg_fmin_= h *a) static bool trans_fmax_h(DisasContext *ctx, arg_fmax_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 - gen_helper_fmax_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1], - cpu_fpr[a->rs2]); + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); + + gen_helper_fmax_h(dest, cpu_env, src1, src2); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); return true; } @@ -289,10 +399,14 @@ static bool trans_fmax_h(DisasContext *ctx, arg_fmax_= h *a) static bool trans_fcvt_s_h(DisasContext *ctx, arg_fcvt_s_h *a) { REQUIRE_FPU; - REQUIRE_ZFH_OR_ZFHMIN(ctx); + REQUIRE_ZFH_OR_ZFHMIN_OR_ZHINX_OR_ZHINXMIN(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_s_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1]); + gen_helper_fcvt_s_h(dest, cpu_env, src1); + gen_set_fpr_hs(ctx, a->rd, dest); =20 mark_fs_dirty(ctx); =20 @@ -302,26 +416,32 @@ static bool trans_fcvt_s_h(DisasContext *ctx, arg_fcv= t_s_h *a) static bool trans_fcvt_d_h(DisasContext *ctx, arg_fcvt_d_h *a) { REQUIRE_FPU; - REQUIRE_ZFH_OR_ZFHMIN(ctx); - REQUIRE_EXT(ctx, RVD); + REQUIRE_ZFH_OR_ZFHMIN_OR_ZHINX_OR_ZHINXMIN(ctx); + REQUIRE_ZDINX_OR_D(ctx); + + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_d_h(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1]); + gen_helper_fcvt_d_h(dest, cpu_env, src1); + gen_set_fpr_d(ctx, a->rd, dest); =20 mark_fs_dirty(ctx); =20 - return true; } =20 static bool trans_fcvt_h_s(DisasContext *ctx, arg_fcvt_h_s *a) { REQUIRE_FPU; - REQUIRE_ZFH_OR_ZFHMIN(ctx); + REQUIRE_ZFH_OR_ZFHMIN_OR_ZHINX_OR_ZHINXMIN(ctx); =20 - gen_set_rm(ctx, a->rm); - gen_helper_fcvt_h_s(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1]); + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 + gen_set_rm(ctx, a->rm); + gen_helper_fcvt_h_s(dest, cpu_env, src1); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); =20 return true; @@ -330,12 +450,15 @@ static bool trans_fcvt_h_s(DisasContext *ctx, arg_fcv= t_h_s *a) static bool trans_fcvt_h_d(DisasContext *ctx, arg_fcvt_h_d *a) { REQUIRE_FPU; - REQUIRE_ZFH_OR_ZFHMIN(ctx); - REQUIRE_EXT(ctx, RVD); + REQUIRE_ZFH_OR_ZFHMIN_OR_ZHINX_OR_ZHINXMIN(ctx); + REQUIRE_ZDINX_OR_D(ctx); =20 - gen_set_rm(ctx, a->rm); - gen_helper_fcvt_h_d(cpu_fpr[a->rd], cpu_env, cpu_fpr[a->rs1]); + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_d(ctx, a->rs1); =20 + gen_set_rm(ctx, a->rm); + gen_helper_fcvt_h_d(dest, cpu_env, src1); + gen_set_fpr_hs(ctx, a->rd, dest); mark_fs_dirty(ctx); =20 return true; @@ -344,11 +467,13 @@ static bool trans_fcvt_h_d(DisasContext *ctx, arg_fcv= t_h_d *a) static bool trans_feq_h(DisasContext *ctx, arg_feq_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 TCGv dest =3D dest_gpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); =20 - gen_helper_feq_h(dest, cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_helper_feq_h(dest, cpu_env, src1, src2); gen_set_gpr(ctx, a->rd, dest); return true; } @@ -356,11 +481,13 @@ static bool trans_feq_h(DisasContext *ctx, arg_feq_h = *a) static bool trans_flt_h(DisasContext *ctx, arg_flt_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 TCGv dest =3D dest_gpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); =20 - gen_helper_flt_h(dest, cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_helper_flt_h(dest, cpu_env, src1, src2); gen_set_gpr(ctx, a->rd, dest); =20 return true; @@ -369,11 +496,13 @@ static bool trans_flt_h(DisasContext *ctx, arg_flt_h = *a) static bool trans_fle_h(DisasContext *ctx, arg_fle_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 TCGv dest =3D dest_gpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); + TCGv_i64 src2 =3D get_fpr_hs(ctx, a->rs2); =20 - gen_helper_fle_h(dest, cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]); + gen_helper_fle_h(dest, cpu_env, src1, src2); gen_set_gpr(ctx, a->rd, dest); return true; } @@ -381,11 +510,12 @@ static bool trans_fle_h(DisasContext *ctx, arg_fle_h = *a) static bool trans_fclass_h(DisasContext *ctx, arg_fclass_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 TCGv dest =3D dest_gpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 - gen_helper_fclass_h(dest, cpu_fpr[a->rs1]); + gen_helper_fclass_h(dest, cpu_env, src1); gen_set_gpr(ctx, a->rd, dest); return true; } @@ -393,12 +523,13 @@ static bool trans_fclass_h(DisasContext *ctx, arg_fcl= ass_h *a) static bool trans_fcvt_w_h(DisasContext *ctx, arg_fcvt_w_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 TCGv dest =3D dest_gpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_w_h(dest, cpu_env, cpu_fpr[a->rs1]); + gen_helper_fcvt_w_h(dest, cpu_env, src1); gen_set_gpr(ctx, a->rd, dest); return true; } @@ -406,12 +537,13 @@ static bool trans_fcvt_w_h(DisasContext *ctx, arg_fcv= t_w_h *a) static bool trans_fcvt_wu_h(DisasContext *ctx, arg_fcvt_wu_h *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 TCGv dest =3D dest_gpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_wu_h(dest, cpu_env, cpu_fpr[a->rs1]); + gen_helper_fcvt_wu_h(dest, cpu_env, src1); gen_set_gpr(ctx, a->rd, dest); return true; } @@ -419,12 +551,14 @@ static bool trans_fcvt_wu_h(DisasContext *ctx, arg_fc= vt_wu_h *a) static bool trans_fcvt_h_w(DisasContext *ctx, arg_fcvt_h_w *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); TCGv t0 =3D get_gpr(ctx, a->rs1, EXT_SIGN); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_h_w(cpu_fpr[a->rd], cpu_env, t0); + gen_helper_fcvt_h_w(dest, cpu_env, t0); + gen_set_fpr_hs(ctx, a->rd, dest); =20 mark_fs_dirty(ctx); return true; @@ -433,12 +567,14 @@ static bool trans_fcvt_h_w(DisasContext *ctx, arg_fcv= t_h_w *a) static bool trans_fcvt_h_wu(DisasContext *ctx, arg_fcvt_h_wu *a) { REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); TCGv t0 =3D get_gpr(ctx, a->rs1, EXT_SIGN); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_h_wu(cpu_fpr[a->rd], cpu_env, t0); + gen_helper_fcvt_h_wu(dest, cpu_env, t0); + gen_set_fpr_hs(ctx, a->rd, dest); =20 mark_fs_dirty(ctx); return true; @@ -482,12 +618,13 @@ static bool trans_fcvt_l_h(DisasContext *ctx, arg_fcv= t_l_h *a) { REQUIRE_64BIT(ctx); REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 TCGv dest =3D dest_gpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_l_h(dest, cpu_env, cpu_fpr[a->rs1]); + gen_helper_fcvt_l_h(dest, cpu_env, src1); gen_set_gpr(ctx, a->rd, dest); return true; } @@ -496,12 +633,13 @@ static bool trans_fcvt_lu_h(DisasContext *ctx, arg_fc= vt_lu_h *a) { REQUIRE_64BIT(ctx); REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 TCGv dest =3D dest_gpr(ctx, a->rd); + TCGv_i64 src1 =3D get_fpr_hs(ctx, a->rs1); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_lu_h(dest, cpu_env, cpu_fpr[a->rs1]); + gen_helper_fcvt_lu_h(dest, cpu_env, src1); gen_set_gpr(ctx, a->rd, dest); return true; } @@ -510,12 +648,14 @@ static bool trans_fcvt_h_l(DisasContext *ctx, arg_fcv= t_h_l *a) { REQUIRE_64BIT(ctx); REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); TCGv t0 =3D get_gpr(ctx, a->rs1, EXT_SIGN); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_h_l(cpu_fpr[a->rd], cpu_env, t0); + gen_helper_fcvt_h_l(dest, cpu_env, t0); + gen_set_fpr_hs(ctx, a->rd, dest); =20 mark_fs_dirty(ctx); return true; @@ -525,12 +665,14 @@ static bool trans_fcvt_h_lu(DisasContext *ctx, arg_fc= vt_h_lu *a) { REQUIRE_64BIT(ctx); REQUIRE_FPU; - REQUIRE_ZFH(ctx); + REQUIRE_ZHINX_OR_ZFH(ctx); =20 + TCGv_i64 dest =3D dest_fpr(ctx, a->rd); TCGv t0 =3D get_gpr(ctx, a->rs1, EXT_SIGN); =20 gen_set_rm(ctx, a->rm); - gen_helper_fcvt_h_lu(cpu_fpr[a->rd], cpu_env, t0); + gen_helper_fcvt_h_lu(dest, cpu_env, t0); + gen_set_fpr_hs(ctx, a->rd, dest); =20 mark_fs_dirty(ctx); return true; --=20 2.35.1