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Tue, 27 Apr 2021 14:16:54 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by power9a (Postfix) with ESMTP id 1302780139F; Tue, 27 Apr 2021 14:16:54 -0300 (-03) From: Luis Pires To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v2 12/15] target/ppc: Implement prefixed integer load instructions Date: Tue, 27 Apr 2021 14:16:46 -0300 Message-Id: <20210427171649.364699-13-luis.pires@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210427171649.364699-1-luis.pires@eldorado.org.br> References: <20210427171649.364699-1-luis.pires@eldorado.org.br> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-OriginalArrivalTime: 27 Apr 2021 17:16:54.0293 (UTC) FILETIME=[1EBC3C50:01D73B89] X-Host-Lookup-Failed: Reverse DNS lookup failed for 201.28.113.2 (failed) 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=201.28.113.2; envelope-from=luis.pires@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: richard.henderson@linaro.org, f4bug@amsat.org, lagarcia@br.ibm.com, bruno.larsen@eldorado.org.br, matheus.ferst@eldorado.org.br, david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" From: Richard Henderson Signed-off-by: Richard Henderson --- target/ppc/insn64.decode | 15 ++++++ target/ppc/translate/fixedpoint-impl.c.inc | 60 ++++++++++++++++++++++ 2 files changed, 75 insertions(+) diff --git a/target/ppc/insn64.decode b/target/ppc/insn64.decode index 9bef32a845..2e08d89e62 100644 --- a/target/ppc/insn64.decode +++ b/target/ppc/insn64.decode @@ -26,6 +26,21 @@ ...... rt:5 ra:5 ................ \ &PLS_D si=3D%pls_si =20 +### Fixed-Point Load Instructions + +PLBZ 000001 10 0--.-- .................. \ + 100010 ..... ..... ................ @PLS_D +PLHZ 000001 10 0--.-- .................. \ + 101000 ..... ..... ................ @PLS_D +PLHA 000001 10 0--.-- .................. \ + 101010 ..... ..... ................ @PLS_D +PLWZ 000001 10 0--.-- .................. \ + 100000 ..... ..... ................ @PLS_D +PLWA 000001 00 0--.-- .................. \ + 101001 ..... ..... ................ @PLS_D +PLD 000001 00 0--.-- .................. \ + 111001 ..... ..... ................ @PLS_D + ### Fixed-Point Arithmetic Instructions =20 PADDI 000001 10 0--.-- .................. \ diff --git a/target/ppc/translate/fixedpoint-impl.c.inc b/target/ppc/transl= ate/fixedpoint-impl.c.inc index e15e379931..80f849fc4a 100644 --- a/target/ppc/translate/fixedpoint-impl.c.inc +++ b/target/ppc/translate/fixedpoint-impl.c.inc @@ -218,6 +218,66 @@ static bool trans_LDUX(DisasContext *ctx, arg_X *a) return do_ldst_X(ctx, a, true, false, MO_Q); } =20 +static bool do_ldst_PLS_D(DisasContext *ctx, arg_PLS_D *a, + bool store, MemOp mop) +{ + TCGv ea; + + if (!resolve_PLS_D(ctx, a)) { + return false; + } + gen_set_access_type(ctx, ACCESS_INT); + + ea =3D tcg_temp_new(); + if (a->ra) { + tcg_gen_addi_tl(ea, cpu_gpr[a->ra], a->si); + } else { + tcg_gen_movi_tl(ea, a->si); + } + if (NARROW_MODE(ctx)) { + tcg_gen_ext32u_tl(ea, ea); + } + mop ^=3D ctx->default_tcg_memop_mask; + if (store) { + tcg_gen_qemu_st_tl(cpu_gpr[a->rt], ea, ctx->mem_idx, mop); + } else { + tcg_gen_qemu_ld_tl(cpu_gpr[a->rt], ea, ctx->mem_idx, mop); + } + tcg_temp_free(ea); + + return true; +} + +static bool trans_PLBZ(DisasContext *ctx, arg_PLS_D *a) +{ + return do_ldst_PLS_D(ctx, a, false, MO_UB); +} + +static bool trans_PLHZ(DisasContext *ctx, arg_PLS_D *a) +{ + return do_ldst_PLS_D(ctx, a, false, MO_UW); +} + +static bool trans_PLHA(DisasContext *ctx, arg_PLS_D *a) +{ + return do_ldst_PLS_D(ctx, a, false, MO_SW); +} + +static bool trans_PLWZ(DisasContext *ctx, arg_PLS_D *a) +{ + return do_ldst_PLS_D(ctx, a, false, MO_UL); +} + +static bool trans_PLWA(DisasContext *ctx, arg_PLS_D *a) +{ + return do_ldst_PLS_D(ctx, a, false, MO_SL); +} + +static bool trans_PLD(DisasContext *ctx, arg_PLS_D *a) +{ + return do_ldst_PLS_D(ctx, a, false, MO_Q); +} + static bool trans_ADDI(DisasContext *ctx, arg_D *a) { if (a->ra) { --=20 2.25.1