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a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from :to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=pp1; bh=r/VNmGhJIDXgs WmSmC4QhiY4lJMuOzOq+g6pmVz9VA8=; b=MRYo9gvhkfmhxnLngR1q3u3N50nq+ Gz+kJGxMzOkHYHAjG3TG0sx5I+UiiXwVwq8adWmVl8MWloKmeCQKAxJcnsdOm6xB z/WSUQmDcFlkHO+zuH63PidUjkIf8rKv1jA+w23WZYfOEB7FKvG+vmkkB9nLe8Xw ieZAgE1izJrMPjrHnmkoh3fNYy9G45u1QX3uEP0DwFG5X1j04Rc9V37GVmQciZ/E UgW6G6rueXiuNWAHH50JK5AK/sAOfRfMboPLSFLEsa/VjEj1kKdr0/Mjh/5KFmw2 vip8ZeOS0SwlrJwmu4saySga6HKHYEJbcys5yh5IJuF/z19qtC6kt4f2A== From: Chinmay Rath To: qemu-ppc@nongnu.org Cc: qemu-devel@nongnu.org, npiggin@gmail.com, danielhb413@gmail.com, richard.henderson@linaro.org, harshpb@linux.ibm.com Subject: [PATCH v2 3/4] target/ppc: Move VSX vector storage access insns to decodetree. Date: Thu, 13 Jun 2024 15:03:17 +0530 Message-Id: <20240613093318.314913-4-rathc@linux.ibm.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20240613093318.314913-1-rathc@linux.ibm.com> References: <20240613093318.314913-1-rathc@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: SJEnXu94_iejtYsUVZw3IdOWtaSrWPzv X-Proofpoint-GUID: jFpHp71ixsmpyTrIlq6PVHPvOCMfyvnL X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-06-13_02,2024-06-13_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 adultscore=0 lowpriorityscore=0 phishscore=0 impostorscore=0 malwarescore=0 priorityscore=1501 mlxscore=0 suspectscore=0 spamscore=0 bulkscore=0 mlxlogscore=891 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2405170001 definitions=main-2406130066 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=148.163.156.1; envelope-from=rathc@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1718271375579100003 Content-Type: text/plain; charset="utf-8" Moving the following instructions to decodetree specification: lxv{b16, d2, h8, w4, ds, ws}x : X-form stxv{b16, d2, h8, w4}x : X-form The changes were verified by validating that the tcg-ops generated for those instructions remain the same, which were captured using the '-d in_asm,op' = flag. Signed-off-by: Chinmay Rath Reviewed-by: Richard Henderson --- target/ppc/insn32.decode | 10 ++ target/ppc/translate/vsx-impl.c.inc | 199 ++++++++++++---------------- target/ppc/translate/vsx-ops.c.inc | 12 -- 3 files changed, 97 insertions(+), 124 deletions(-) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 445fdb341f..3d31ef52f8 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -805,9 +805,19 @@ STXSIHX 011111 ..... ..... ..... 1110101101 . = @X_TSX STXSIWX 011111 ..... ..... ..... 0010001100 . @X_TSX STXSSPX 011111 ..... ..... ..... 1010001100 . @X_TSX =20 +LXVB16X 011111 ..... ..... ..... 1101101100 . @X_TSX +LXVD2X 011111 ..... ..... ..... 1101001100 . @X_TSX +LXVH8X 011111 ..... ..... ..... 1100101100 . @X_TSX +LXVW4X 011111 ..... ..... ..... 1100001100 . @X_TSX +LXVDSX 011111 ..... ..... ..... 0101001100 . @X_TSX +LXVWSX 011111 ..... ..... ..... 0101101100 . @X_TSX LXVL 011111 ..... ..... ..... 0100001101 . @X_TSX LXVLL 011111 ..... ..... ..... 0100101101 . @X_TSX =20 +STXVB16X 011111 ..... ..... ..... 1111101100 . @X_TSX +STXVD2X 011111 ..... ..... ..... 1111001100 . @X_TSX +STXVH8X 011111 ..... ..... ..... 1110101100 . @X_TSX +STXVW4X 011111 ..... ..... ..... 1110001100 . @X_TSX STXVL 011111 ..... ..... ..... 0110001101 . @X_TSX STXVLL 011111 ..... ..... ..... 0110101101 . @X_TSX =20 diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx= -impl.c.inc index 46bab49215..e0fb4bad92 100644 --- a/target/ppc/translate/vsx-impl.c.inc +++ b/target/ppc/translate/vsx-impl.c.inc @@ -46,41 +46,37 @@ TRANS_FLAGS2(ISA300, LXSIHZX, do_lxs, gen_qemu_ld16u_i6= 4); TRANS_FLAGS2(VSX207, LXSIWZX, do_lxs, gen_qemu_ld32u_i64); TRANS_FLAGS2(VSX207, LXSSPX, do_lxs, gen_qemu_ld32fs); =20 -static void gen_lxvd2x(DisasContext *ctx) +static bool trans_LXVD2X(DisasContext *ctx, arg_LXVD2X *a) { TCGv EA; TCGv_i64 t0; - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } + + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, VSX); + t0 =3D tcg_temp_new_i64(); gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - gen_addr_reg_index(ctx, EA); + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); gen_qemu_ld64_i64(ctx, t0, EA); - set_cpu_vsr(xT(ctx->opcode), t0, true); + set_cpu_vsr(a->rt, t0, true); tcg_gen_addi_tl(EA, EA, 8); gen_qemu_ld64_i64(ctx, t0, EA); - set_cpu_vsr(xT(ctx->opcode), t0, false); + set_cpu_vsr(a->rt, t0, false); + return true; } =20 -static void gen_lxvw4x(DisasContext *ctx) +static bool trans_LXVW4X(DisasContext *ctx, arg_LXVW4X *a) { TCGv EA; - TCGv_i64 xth; - TCGv_i64 xtl; - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } + TCGv_i64 xth, xtl; + + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, VSX); + xth =3D tcg_temp_new_i64(); xtl =3D tcg_temp_new_i64(); - gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - - gen_addr_reg_index(ctx, EA); + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); if (ctx->le_mode) { TCGv_i64 t0 =3D tcg_temp_new_i64(); TCGv_i64 t1 =3D tcg_temp_new_i64(); @@ -97,55 +93,45 @@ static void gen_lxvw4x(DisasContext *ctx) tcg_gen_addi_tl(EA, EA, 8); tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEUQ); } - set_cpu_vsr(xT(ctx->opcode), xth, true); - set_cpu_vsr(xT(ctx->opcode), xtl, false); + set_cpu_vsr(a->rt, xth, true); + set_cpu_vsr(a->rt, xtl, false); + return true; } =20 -static void gen_lxvwsx(DisasContext *ctx) +static bool trans_LXVWSX(DisasContext *ctx, arg_LXVWSX *a) { TCGv EA; TCGv_i32 data; =20 - if (xT(ctx->opcode) < 32) { - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } + if (a->rt < 32) { + REQUIRE_VSX(ctx); } else { - if (unlikely(!ctx->altivec_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VPU); - return; - } + REQUIRE_VECTOR(ctx); } + REQUIRE_INSNS_FLAGS2(ctx, ISA300); =20 gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - - gen_addr_reg_index(ctx, EA); - + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); data =3D tcg_temp_new_i32(); tcg_gen_qemu_ld_i32(data, EA, ctx->mem_idx, DEF_MEMOP(MO_UL)); - tcg_gen_gvec_dup_i32(MO_UL, vsr_full_offset(xT(ctx->opcode)), 16, 16, = data); + tcg_gen_gvec_dup_i32(MO_UL, vsr_full_offset(a->rt), 16, 16, data); + return true; } =20 -static void gen_lxvdsx(DisasContext *ctx) +static bool trans_LXVDSX(DisasContext *ctx, arg_LXVDSX *a) { TCGv EA; TCGv_i64 data; =20 - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, VSX); =20 gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - - gen_addr_reg_index(ctx, EA); - + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); data =3D tcg_temp_new_i64(); tcg_gen_qemu_ld_i64(data, EA, ctx->mem_idx, DEF_MEMOP(MO_UQ)); - tcg_gen_gvec_dup_i64(MO_UQ, vsr_full_offset(xT(ctx->opcode)), 16, 16, = data); + tcg_gen_gvec_dup_i64(MO_UQ, vsr_full_offset(a->rt), 16, 16, data); + return true; } =20 static void gen_bswap16x8(TCGv_i64 outh, TCGv_i64 outl, @@ -184,52 +170,47 @@ static void gen_bswap32x4(TCGv_i64 outh, TCGv_i64 out= l, tcg_gen_deposit_i64(outl, outl, lo, 32, 32); } =20 -static void gen_lxvh8x(DisasContext *ctx) +static bool trans_LXVH8X(DisasContext *ctx, arg_LXVH8X *a) { TCGv EA; - TCGv_i64 xth; - TCGv_i64 xtl; + TCGv_i64 xth, xtl; + + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, ISA300); =20 - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } xth =3D tcg_temp_new_i64(); xtl =3D tcg_temp_new_i64(); gen_set_access_type(ctx, ACCESS_INT); - - EA =3D tcg_temp_new(); - gen_addr_reg_index(ctx, EA); + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); tcg_gen_qemu_ld_i64(xth, EA, ctx->mem_idx, MO_BEUQ); tcg_gen_addi_tl(EA, EA, 8); tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEUQ); if (ctx->le_mode) { gen_bswap16x8(xth, xtl, xth, xtl); } - set_cpu_vsr(xT(ctx->opcode), xth, true); - set_cpu_vsr(xT(ctx->opcode), xtl, false); + set_cpu_vsr(a->rt, xth, true); + set_cpu_vsr(a->rt, xtl, false); + return true; } =20 -static void gen_lxvb16x(DisasContext *ctx) +static bool trans_LXVB16X(DisasContext *ctx, arg_LXVB16X *a) { TCGv EA; - TCGv_i64 xth; - TCGv_i64 xtl; + TCGv_i64 xth, xtl; + + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, ISA300); =20 - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } xth =3D tcg_temp_new_i64(); xtl =3D tcg_temp_new_i64(); gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - gen_addr_reg_index(ctx, EA); + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); tcg_gen_qemu_ld_i64(xth, EA, ctx->mem_idx, MO_BEUQ); tcg_gen_addi_tl(EA, EA, 8); tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEUQ); - set_cpu_vsr(xT(ctx->opcode), xth, true); - set_cpu_vsr(xT(ctx->opcode), xtl, false); + set_cpu_vsr(a->rt, xth, true); + set_cpu_vsr(a->rt, xtl, false); + return true; } =20 #if defined(TARGET_PPC64) @@ -319,42 +300,39 @@ TRANS_FLAGS2(ISA300, STXSIHX, do_stxs, gen_qemu_st16_= i64); TRANS_FLAGS2(VSX207, STXSIWX, do_stxs, gen_qemu_st32_i64); TRANS_FLAGS2(VSX207, STXSSPX, do_stxs, gen_qemu_st32fs); =20 -static void gen_stxvd2x(DisasContext *ctx) +static bool trans_STXVD2X(DisasContext *ctx, arg_STXVD2X *a) { TCGv EA; TCGv_i64 t0; - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } + + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, VSX); + t0 =3D tcg_temp_new_i64(); gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - gen_addr_reg_index(ctx, EA); - get_cpu_vsr(t0, xS(ctx->opcode), true); + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); + get_cpu_vsr(t0, a->rt, true); gen_qemu_st64_i64(ctx, t0, EA); tcg_gen_addi_tl(EA, EA, 8); - get_cpu_vsr(t0, xS(ctx->opcode), false); + get_cpu_vsr(t0, a->rt, false); gen_qemu_st64_i64(ctx, t0, EA); + return true; } =20 -static void gen_stxvw4x(DisasContext *ctx) +static bool trans_STXVW4X(DisasContext *ctx, arg_STXVW4X *a) { TCGv EA; - TCGv_i64 xsh; - TCGv_i64 xsl; + TCGv_i64 xsh, xsl; + + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, VSX); =20 - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } xsh =3D tcg_temp_new_i64(); xsl =3D tcg_temp_new_i64(); - get_cpu_vsr(xsh, xS(ctx->opcode), true); - get_cpu_vsr(xsl, xS(ctx->opcode), false); + get_cpu_vsr(xsh, a->rt, true); + get_cpu_vsr(xsl, a->rt, false); gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - gen_addr_reg_index(ctx, EA); + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); if (ctx->le_mode) { TCGv_i64 t0 =3D tcg_temp_new_i64(); TCGv_i64 t1 =3D tcg_temp_new_i64(); @@ -371,25 +349,23 @@ static void gen_stxvw4x(DisasContext *ctx) tcg_gen_addi_tl(EA, EA, 8); tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEUQ); } + return true; } =20 -static void gen_stxvh8x(DisasContext *ctx) +static bool trans_STXVH8X(DisasContext *ctx, arg_STXVH8X *a) { TCGv EA; - TCGv_i64 xsh; - TCGv_i64 xsl; + TCGv_i64 xsh, xsl; + + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, ISA300); =20 - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } xsh =3D tcg_temp_new_i64(); xsl =3D tcg_temp_new_i64(); - get_cpu_vsr(xsh, xS(ctx->opcode), true); - get_cpu_vsr(xsl, xS(ctx->opcode), false); + get_cpu_vsr(xsh, a->rt, true); + get_cpu_vsr(xsl, a->rt, false); gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - gen_addr_reg_index(ctx, EA); + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); if (ctx->le_mode) { TCGv_i64 outh =3D tcg_temp_new_i64(); TCGv_i64 outl =3D tcg_temp_new_i64(); @@ -403,28 +379,27 @@ static void gen_stxvh8x(DisasContext *ctx) tcg_gen_addi_tl(EA, EA, 8); tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEUQ); } + return true; } =20 -static void gen_stxvb16x(DisasContext *ctx) +static bool trans_STXVB16X(DisasContext *ctx, arg_STXVB16X *a) { TCGv EA; - TCGv_i64 xsh; - TCGv_i64 xsl; + TCGv_i64 xsh, xsl; + + REQUIRE_VSX(ctx); + REQUIRE_INSNS_FLAGS2(ctx, ISA300); =20 - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } xsh =3D tcg_temp_new_i64(); xsl =3D tcg_temp_new_i64(); - get_cpu_vsr(xsh, xS(ctx->opcode), true); - get_cpu_vsr(xsl, xS(ctx->opcode), false); + get_cpu_vsr(xsh, a->rt, true); + get_cpu_vsr(xsl, a->rt, false); gen_set_access_type(ctx, ACCESS_INT); - EA =3D tcg_temp_new(); - gen_addr_reg_index(ctx, EA); + EA =3D do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]); tcg_gen_qemu_st_i64(xsh, EA, ctx->mem_idx, MO_BEUQ); tcg_gen_addi_tl(EA, EA, 8); tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEUQ); + return true; } =20 static void gen_mfvsrwz(DisasContext *ctx) diff --git a/target/ppc/translate/vsx-ops.c.inc b/target/ppc/translate/vsx-= ops.c.inc index 7f4326c974..91cde088bc 100644 --- a/target/ppc/translate/vsx-ops.c.inc +++ b/target/ppc/translate/vsx-ops.c.inc @@ -1,15 +1,3 @@ -GEN_HANDLER_E(lxvd2x, 0x1F, 0x0C, 0x1A, 0, PPC_NONE, PPC2_VSX), -GEN_HANDLER_E(lxvwsx, 0x1F, 0x0C, 0x0B, 0, PPC_NONE, PPC2_ISA300), -GEN_HANDLER_E(lxvdsx, 0x1F, 0x0C, 0x0A, 0, PPC_NONE, PPC2_VSX), -GEN_HANDLER_E(lxvw4x, 0x1F, 0x0C, 0x18, 0, PPC_NONE, PPC2_VSX), -GEN_HANDLER_E(lxvh8x, 0x1F, 0x0C, 0x19, 0, PPC_NONE, PPC2_ISA300), -GEN_HANDLER_E(lxvb16x, 0x1F, 0x0C, 0x1B, 0, PPC_NONE, PPC2_ISA300), - -GEN_HANDLER_E(stxvd2x, 0x1F, 0xC, 0x1E, 0, PPC_NONE, PPC2_VSX), -GEN_HANDLER_E(stxvw4x, 0x1F, 0xC, 0x1C, 0, PPC_NONE, PPC2_VSX), -GEN_HANDLER_E(stxvh8x, 0x1F, 0x0C, 0x1D, 0, PPC_NONE, PPC2_ISA300), -GEN_HANDLER_E(stxvb16x, 0x1F, 0x0C, 0x1F, 0, PPC_NONE, PPC2_ISA300), - GEN_HANDLER_E(mfvsrwz, 0x1F, 0x13, 0x03, 0x0000F800, PPC_NONE, PPC2_VSX207= ), GEN_HANDLER_E(mtvsrwa, 0x1F, 0x13, 0x06, 0x0000F800, PPC_NONE, PPC2_VSX207= ), GEN_HANDLER_E(mtvsrwz, 0x1F, 0x13, 0x07, 0x0000F800, PPC_NONE, PPC2_VSX207= ), --=20 2.39.3