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envelope-from=clg@kaod.org; helo=4.mo552.mail-out.ovh.net X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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: , Cc: Peter Maydell , Richard Henderson , Matheus Ferst , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Matheus Ferst Implement the following PowerISA v3.1 instructions: vexpandbm: Vector Expand Byte Mask vexpandhm: Vector Expand Halfword Mask vexpandwm: Vector Expand Word Mask vexpanddm: Vector Expand Doubleword Mask vexpandqm: Vector Expand Quadword Mask Reviewed-by: Richard Henderson Signed-off-by: Matheus Ferst Message-Id: <20211203194229.746275-2-matheus.ferst@eldorado.org.br> Signed-off-by: Cédric Le Goater --- target/ppc/insn32.decode | 11 ++++++++++ target/ppc/translate/vmx-impl.c.inc | 34 +++++++++++++++++++++++++++++ 2 files changed, 45 insertions(+) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index e135b8aba417..9a28f1d266bb 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -56,6 +56,9 @@ &VX_uim4 vrt uim vrb @VX_uim4 ...... vrt:5 . uim:4 vrb:5 ........... &VX_uim4 +&VX_tb vrt vrb +@VX_tb ...... vrt:5 ..... vrb:5 ........... &VX_tb + &X rt ra rb @X ...... rt:5 ra:5 rb:5 .......... . &X @@ -408,6 +411,14 @@ VINSWVRX 000100 ..... ..... ..... 00110001111 @VX VSLDBI 000100 ..... ..... ..... 00 ... 010110 @VN VSRDBI 000100 ..... ..... ..... 01 ... 010110 @VN +## Vector Mask Manipulation Instructions + +VEXPANDBM 000100 ..... 00000 ..... 11001000010 @VX_tb +VEXPANDHM 000100 ..... 00001 ..... 11001000010 @VX_tb +VEXPANDWM 000100 ..... 00010 ..... 11001000010 @VX_tb +VEXPANDDM 000100 ..... 00011 ..... 11001000010 @VX_tb +VEXPANDQM 000100 ..... 00100 ..... 11001000010 @VX_tb + # VSX Load/Store Instructions LXV 111101 ..... ..... ............ . 001 @DQ_TSX diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index 8eb8d3a06720..ebb048432369 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -1491,6 +1491,40 @@ static bool trans_VSRDBI(DisasContext *ctx, arg_VN *a) return true; } +static bool do_vexpand(DisasContext *ctx, arg_VX_tb *a, unsigned vece) +{ + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + tcg_gen_gvec_sari(vece, avr_full_offset(a->vrt), avr_full_offset(a->vrb), + (8 << vece) - 1, 16, 16); + + return true; +} + +TRANS(VEXPANDBM, do_vexpand, MO_8) +TRANS(VEXPANDHM, do_vexpand, MO_16) +TRANS(VEXPANDWM, do_vexpand, MO_32) +TRANS(VEXPANDDM, do_vexpand, MO_64) + +static bool trans_VEXPANDQM(DisasContext *ctx, arg_VX_tb *a) +{ + TCGv_i64 tmp; + + REQUIRE_INSNS_FLAGS2(ctx, ISA310); + REQUIRE_VECTOR(ctx); + + tmp = tcg_temp_new_i64(); + + get_avr64(tmp, a->vrb, true); + tcg_gen_sari_i64(tmp, tmp, 63); + set_avr64(a->vrt, tmp, false); + set_avr64(a->vrt, tmp, true); + + tcg_temp_free_i64(tmp); + return true; +} + #define GEN_VAFORM_PAIRED(name0, name1, opc2) \ static void glue(gen_, name0##_##name1)(DisasContext *ctx) \ { \ -- 2.31.1