From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295340525573.7292880125286; Mon, 11 Mar 2019 02:09:00 -0700 (PDT) Received: from localhost ([127.0.0.1]:57833 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gvb-0006c8-EV for importer@patchew.org; Mon, 11 Mar 2019 05:08:59 -0400 Received: from eggs.gnu.org ([209.51.188.92]:42888) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GqM-0002oL-PK for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:03:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3GqL-00057Z-Dt for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:03:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50728) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GqL-000578-4A; Mon, 11 Mar 2019 05:03:33 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 653BFC049D67; Mon, 11 Mar 2019 09:03:32 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3A03D60851; Mon, 11 Mar 2019 09:03:28 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:50 +0100 Message-Id: <20190311090322.21603-2-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Mon, 11 Mar 2019 09:03:32 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 01/33] target/s390x: Remove non-architected entries from struct LowCore X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Huth , qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Thomas Huth There are some fields in our struct LowCore which apparently have been copied from a very old version of the Linux kernel. These fields are not architected in the "Principles of Operation", and only used on these memory locations in Linux kernels older than 2.6.29. Newer Linux kernels moved the entries to different locations or are not using them at all anymore. Thus we should never access these fields from the QEMU side, so they should be removed. While we're at it, also add a QEMU_BUILD_BUG_ON() statement to assert that struct LowCore has the right size. Reviewed-by: David Hildenbrand Signed-off-by: Thomas Huth Message-Id: <1551775581-27989-1-git-send-email-thuth@redhat.com> Acked-by: Christian Borntraeger Signed-off-by: Cornelia Huck --- target/s390x/internal.h | 41 ++--------------------------------------- 1 file changed, 2 insertions(+), 39 deletions(-) diff --git a/target/s390x/internal.h b/target/s390x/internal.h index 7baf0e2404b4..07b69b8ea000 100644 --- a/target/s390x/internal.h +++ b/target/s390x/internal.h @@ -63,45 +63,7 @@ typedef struct LowCore { PSW program_new_psw; /* 0x1d0 */ PSW mcck_new_psw; /* 0x1e0 */ PSW io_new_psw; /* 0x1f0 */ - PSW return_psw; /* 0x200 */ - uint8_t irb[64]; /* 0x210 */ - uint64_t sync_enter_timer; /* 0x250 */ - uint64_t async_enter_timer; /* 0x258 */ - uint64_t exit_timer; /* 0x260 */ - uint64_t last_update_timer; /* 0x268 */ - uint64_t user_timer; /* 0x270 */ - uint64_t system_timer; /* 0x278 */ - uint64_t last_update_clock; /* 0x280 */ - uint64_t steal_clock; /* 0x288 */ - PSW return_mcck_psw; /* 0x290 */ - uint8_t pad9[0xc00 - 0x2a0]; /* 0x2a0 */ - /* System info area */ - uint64_t save_area[16]; /* 0xc00 */ - uint8_t pad10[0xd40 - 0xc80]; /* 0xc80 */ - uint64_t kernel_stack; /* 0xd40 */ - uint64_t thread_info; /* 0xd48 */ - uint64_t async_stack; /* 0xd50 */ - uint64_t kernel_asce; /* 0xd58 */ - uint64_t user_asce; /* 0xd60 */ - uint64_t panic_stack; /* 0xd68 */ - uint64_t user_exec_asce; /* 0xd70 */ - uint8_t pad11[0xdc0 - 0xd78]; /* 0xd78 */ - - /* SMP info area: defined by DJB */ - uint64_t clock_comparator; /* 0xdc0 */ - uint64_t ext_call_fast; /* 0xdc8 */ - uint64_t percpu_offset; /* 0xdd0 */ - uint64_t current_task; /* 0xdd8 */ - uint32_t softirq_pending; /* 0xde0 */ - uint32_t pad_0x0de4; /* 0xde4 */ - uint64_t int_clock; /* 0xde8 */ - uint8_t pad12[0xe00 - 0xdf0]; /* 0xdf0 */ - - /* 0xe00 is used as indicator for dump tools */ - /* whether the kernel died with panic() or not */ - uint32_t panic_magic; /* 0xe00 */ - - uint8_t pad13[0x11b0 - 0xe04]; /* 0xe04 */ + uint8_t pad13[0x11b0 - 0x200]; /* 0x200 */ =20 uint64_t mcesad; /* 0x11B0 */ =20 @@ -130,6 +92,7 @@ typedef struct LowCore { =20 uint8_t pad18[0x2000 - 0x1400]; /* 0x1400 */ } QEMU_PACKED LowCore; +QEMU_BUILD_BUG_ON(sizeof(LowCore) !=3D 8192); #endif /* CONFIG_USER_ONLY */ =20 #define MAX_ILEN 6 --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (209.51.188.17 [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295180900455.8115740877196; Mon, 11 Mar 2019 02:06:20 -0700 (PDT) Received: from localhost ([127.0.0.1]:57813 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gsu-0004NS-Ns for importer@patchew.org; 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Mon, 11 Mar 2019 09:03:34 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:51 +0100 Message-Id: <20190311090322.21603-3-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Mon, 11 Mar 2019 09:03:37 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 02/33] s390x/tcg: Define vector instruction formats X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand These are the new instruction formats related to vector instructions as up to the z14 (a.k.a. latest PoP). As v2 appeares (like x2 in VRX) with d2/b2 in VRV, we have to assign it a higher field number to avoid collisions. Properly take care of the MSB (to be able to address 32 registers) for each vector register field stored in the RXB field (Bit 36 - 30 for all vector instructions). As we have 32 bit vector registers and the "v" fields are only 4 bit in size, the 5th bit is stored in the RXB. We use a new type to indicate that the MSB has to be fetched from the RXB. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-2-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-format.def | 25 +++++++++++++++++++++++ target/s390x/translate.c | 39 +++++++++++++++++++++++++++++++++++- 2 files changed, 63 insertions(+), 1 deletion(-) diff --git a/target/s390x/insn-format.def b/target/s390x/insn-format.def index 4297ff416589..6253edbd199e 100644 --- a/target/s390x/insn-format.def +++ b/target/s390x/insn-format.def @@ -54,3 +54,28 @@ F4(SS_e, R(1, 8), BD(2,16,20), R(3,12), BD(4,32= ,36)) F3(SS_f, BD(1,16,20), L(2,8,8), BD(2,32,36)) F2(SSE, BD(1,16,20), BD(2,32,36)) F3(SSF, BD(1,16,20), BD(2,32,36), R(3,8)) +F3(VRI_a, V(1,8), I(2,16,16), M(3,32)) +F4(VRI_b, V(1,8), I(2,16,8), I(3,24,8), M(4,32)) +F4(VRI_c, V(1,8), V(3,12), I(2,16,16), M(4,32)) +F5(VRI_d, V(1,8), V(2,12), V(3,16), I(4,24,8), M(5,32)) +F5(VRI_e, V(1,8), V(2,12), I(3,16,12), M(5,28), M(4,32)) +F5(VRI_f, V(1,8), V(2,12), V(3,16), M(5,24), I(4,28,8)) +F5(VRI_g, V(1,8), V(2,12), I(4,16,8), M(5,24), I(3,28,8)) +F3(VRI_h, V(1,8), I(2,16,16), I(3,32,4)) +F4(VRI_i, V(1,8), R(2,12), M(4,24), I(3,28,8)) +F5(VRR_a, V(1,8), V(2,12), M(5,24), M(4,28), M(3,32)) +F5(VRR_b, V(1,8), V(2,12), V(3,16), M(5,24), M(4,32)) +F6(VRR_c, V(1,8), V(2,12), V(3,16), M(6,24), M(5,28), M(= 4,32)) +F6(VRR_d, V(1,8), V(2,12), V(3,16), M(5,20), M(6,24), V(= 4,32)) +F6(VRR_e, V(1,8), V(2,12), V(3,16), M(6,20), M(5,28), V(= 4,32)) +F3(VRR_f, V(1,8), R(2,12), R(3,16)) +F1(VRR_g, V(1,12)) +F3(VRR_h, V(1,12), V(2,16), M(3,24)) +F3(VRR_i, R(1,8), V(2,12), M(3,24)) +F4(VRS_a, V(1,8), V(3,12), BD(2,16,20), M(4,32)) +F4(VRS_b, V(1,8), R(3,12), BD(2,16,20), M(4,32)) +F4(VRS_c, R(1,8), V(3,12), BD(2,16,20), M(4,32)) +F3(VRS_d, R(3,12), BD(2,16,20), V(1,32)) +F4(VRV, V(1,8), V(2,12), BD(2,16,20), M(3,32)) +F3(VRX, V(1,8), BXD(2), M(3,32)) +F3(VSI, I(3,8,8), BD(2,16,20), V(1,32)) diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 41fb466bb4fa..1d8030f8cd82 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -985,6 +985,7 @@ static void free_compare(DisasCompare *c) #define F3(N, X1, X2, X3) F0(N) #define F4(N, X1, X2, X3, X4) F0(N) #define F5(N, X1, X2, X3, X4, X5) F0(N) +#define F6(N, X1, X2, X3, X4, X5, X6) F0(N) =20 typedef enum { #include "insn-format.def" @@ -996,6 +997,7 @@ typedef enum { #undef F3 #undef F4 #undef F5 +#undef F6 =20 /* Define a structure to hold the decoded fields. We'll store each inside an array indexed by an enum. In order to conserve memory, we'll arrange @@ -1010,6 +1012,8 @@ enum DisasFieldIndexO { FLD_O_m1, FLD_O_m3, FLD_O_m4, + FLD_O_m5, + FLD_O_m6, FLD_O_b1, FLD_O_b2, FLD_O_b4, @@ -1023,7 +1027,11 @@ enum DisasFieldIndexO { FLD_O_i2, FLD_O_i3, FLD_O_i4, - FLD_O_i5 + FLD_O_i5, + FLD_O_v1, + FLD_O_v2, + FLD_O_v3, + FLD_O_v4, }; =20 enum DisasFieldIndexC { @@ -1031,6 +1039,7 @@ enum DisasFieldIndexC { FLD_C_m1 =3D 0, FLD_C_b1 =3D 0, FLD_C_i1 =3D 0, + FLD_C_v1 =3D 0, =20 FLD_C_r2 =3D 1, FLD_C_b2 =3D 1, @@ -1039,20 +1048,25 @@ enum DisasFieldIndexC { FLD_C_r3 =3D 2, FLD_C_m3 =3D 2, FLD_C_i3 =3D 2, + FLD_C_v3 =3D 2, =20 FLD_C_m4 =3D 3, FLD_C_b4 =3D 3, FLD_C_i4 =3D 3, FLD_C_l1 =3D 3, + FLD_C_v4 =3D 3, =20 FLD_C_i5 =3D 4, FLD_C_d1 =3D 4, + FLD_C_m5 =3D 4, =20 FLD_C_d2 =3D 5, + FLD_C_m6 =3D 5, =20 FLD_C_d4 =3D 6, FLD_C_x2 =3D 6, FLD_C_l2 =3D 6, + FLD_C_v2 =3D 6, =20 NUM_C_FIELD =3D 7 }; @@ -1097,6 +1111,7 @@ typedef struct DisasFormatInfo { =20 #define R(N, B) { B, 4, 0, FLD_C_r##N, FLD_O_r##N } #define M(N, B) { B, 4, 0, FLD_C_m##N, FLD_O_m##N } +#define V(N, B) { B, 4, 3, FLD_C_v##N, FLD_O_v##N } #define BD(N, BB, BD) { BB, 4, 0, FLD_C_b##N, FLD_O_b##N }, \ { BD, 12, 0, FLD_C_d##N, FLD_O_d##N } #define BXD(N) { 16, 4, 0, FLD_C_b##N, FLD_O_b##N }, \ @@ -1116,6 +1131,7 @@ typedef struct DisasFormatInfo { #define F3(N, X1, X2, X3) { { X1, X2, X3 } }, #define F4(N, X1, X2, X3, X4) { { X1, X2, X3, X4 } }, #define F5(N, X1, X2, X3, X4, X5) { { X1, X2, X3, X4, X5 } }, +#define F6(N, X1, X2, X3, X4, X5, X6) { { X1, X2, X3, X4, X5, X6 } }, =20 static const DisasFormatInfo format_info[] =3D { #include "insn-format.def" @@ -1127,8 +1143,10 @@ static const DisasFormatInfo format_info[] =3D { #undef F3 #undef F4 #undef F5 +#undef F6 #undef R #undef M +#undef V #undef BD #undef BXD #undef BDL @@ -6119,6 +6137,25 @@ static void extract_field(DisasFields *o, const Disa= sField *f, uint64_t insn) case 2: /* dl+dh split, signed 20 bit. */ r =3D ((int8_t)r << 12) | (r >> 8); break; + case 3: /* MSB stored in RXB */ + g_assert(f->size =3D=3D 4); + switch (f->beg) { + case 8: + r |=3D extract64(insn, 63 - 36, 1) << 4; + break; + case 12: + r |=3D extract64(insn, 63 - 37, 1) << 4; + break; + case 16: + r |=3D extract64(insn, 63 - 38, 1) << 4; + break; + case 32: + r |=3D extract64(insn, 63 - 39, 1) << 4; + break; + default: + g_assert_not_reached(); + } + break; default: abort(); } --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295539103194.75235879094612; 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Mon, 11 Mar 2019 09:03:41 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5B4C45DA62; Mon, 11 Mar 2019 09:03:39 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:52 +0100 Message-Id: <20190311090322.21603-4-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Mon, 11 Mar 2019 09:03:41 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 03/33] s390x/tcg: Check vector register instructions at central point X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Check them at a central point. We'll use a new instruction flag to flag all vector instructions (IF_VEC) and handle it very similar to AFP, whereby we use another unused position in the PSW mask to store the state of vector register enablement per translation block. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-3-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/cpu.h | 7 +++++++ target/s390x/translate.c | 12 ++++++++++++ 2 files changed, 19 insertions(+) diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index b71ac5183dee..cb6d77053a4d 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -257,6 +257,7 @@ extern const struct VMStateDescription vmstate_s390_cpu; /* PSW defines */ #undef PSW_MASK_PER #undef PSW_MASK_UNUSED_2 +#undef PSW_MASK_UNUSED_3 #undef PSW_MASK_DAT #undef PSW_MASK_IO #undef PSW_MASK_EXT @@ -276,6 +277,7 @@ extern const struct VMStateDescription vmstate_s390_cpu; =20 #define PSW_MASK_PER 0x4000000000000000ULL #define PSW_MASK_UNUSED_2 0x2000000000000000ULL +#define PSW_MASK_UNUSED_3 0x1000000000000000ULL #define PSW_MASK_DAT 0x0400000000000000ULL #define PSW_MASK_IO 0x0200000000000000ULL #define PSW_MASK_EXT 0x0100000000000000ULL @@ -323,12 +325,14 @@ extern const struct VMStateDescription vmstate_s390_c= pu; =20 /* we'll use some unused PSW positions to store CR flags in tb flags */ #define FLAG_MASK_AFP (PSW_MASK_UNUSED_2 >> FLAG_MASK_PSW_SHIFT) +#define FLAG_MASK_VECTOR (PSW_MASK_UNUSED_3 >> FLAG_MASK_PSW_SHIFT) =20 /* Control register 0 bits */ #define CR0_LOWPROT 0x0000000010000000ULL #define CR0_SECONDARY 0x0000000004000000ULL #define CR0_EDAT 0x0000000000800000ULL #define CR0_AFP 0x0000000000040000ULL +#define CR0_VECTOR 0x0000000000020000ULL #define CR0_EMERGENCY_SIGNAL_SC 0x0000000000004000ULL #define CR0_EXTERNAL_CALL_SC 0x0000000000002000ULL #define CR0_CKC_SC 0x0000000000000800ULL @@ -373,6 +377,9 @@ static inline void cpu_get_tb_cpu_state(CPUS390XState* = env, target_ulong *pc, if (env->cregs[0] & CR0_AFP) { *flags |=3D FLAG_MASK_AFP; } + if (env->cregs[0] & CR0_VECTOR) { + *flags |=3D FLAG_MASK_VECTOR; + } } =20 /* PER bits from control register 9 */ diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 1d8030f8cd82..d52c02c572bb 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -1203,6 +1203,7 @@ typedef struct { #define IF_BFP 0x0008 /* binary floating point instruction */ #define IF_DFP 0x0010 /* decimal floating point instruction */ #define IF_PRIV 0x0020 /* privileged instruction */ +#define IF_VEC 0x0040 /* vector instruction */ =20 struct DisasInsn { unsigned opc:16; @@ -6337,11 +6338,22 @@ static DisasJumpType translate_one(CPUS390XState *e= nv, DisasContext *s) if (insn->flags & IF_DFP) { dxc =3D 3; } + if (insn->flags & IF_VEC) { + dxc =3D 0xfe; + } if (dxc) { gen_data_exception(dxc); return DISAS_NORETURN; } } + + /* if vector instructions not enabled, executing them is forbidden= */ + if (insn->flags & IF_VEC) { + if (!((s->base.tb->flags & FLAG_MASK_VECTOR))) { + gen_data_exception(0xfe); + return DISAS_NORETURN; + } + } } =20 /* Check for insn specification exceptions. */ --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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Mon, 11 Mar 2019 09:03:46 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id DC73E1001DE1; Mon, 11 Mar 2019 09:03:43 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:53 +0100 Message-Id: <20190311090322.21603-5-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Mon, 11 Mar 2019 09:03:46 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 04/33] s390x/tcg: Utilities for vector instruction helpers X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand We'll have to read/write vector elements quite frequently from helpers. The tricky bit is properly taking care of endianess. Handle it similar to aarch64. Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-4-david@redhat.com> Reviewed-by: Thomas Huth Reviewed-by: Richard Henderson Signed-off-by: Cornelia Huck --- target/s390x/vec.h | 101 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 target/s390x/vec.h diff --git a/target/s390x/vec.h b/target/s390x/vec.h new file mode 100644 index 000000000000..3313fb43ee75 --- /dev/null +++ b/target/s390x/vec.h @@ -0,0 +1,101 @@ +/* + * QEMU TCG support -- s390x vector utilitites + * + * Copyright (C) 2019 Red Hat Inc + * + * Authors: + * David Hildenbrand + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + */ +#ifndef S390X_VEC_H +#define S390X_VEC_H + +typedef union S390Vector { + uint64_t doubleword[2]; + uint32_t word[4]; + uint16_t halfword[8]; + uint8_t byte[16]; +} S390Vector; + +/* + * Each vector is stored as two 64bit host values. So when talking about + * byte/halfword/word numbers, we have to take care of proper translation + * between element numbers. + * + * Big Endian (target/possible host) + * B: [ 0][ 1][ 2][ 3][ 4][ 5][ 6][ 7] - [ 8][ 9][10][11][12][13][14][15] + * HW: [ 0][ 1][ 2][ 3] - [ 4][ 5][ 6][ 7] + * W: [ 0][ 1] - [ 2][ 3] + * DW: [ 0] - [ 1] + * + * Little Endian (possible host) + * B: [ 7][ 6][ 5][ 4][ 3][ 2][ 1][ 0] - [15][14][13][12][11][10][ 9][ 8] + * HW: [ 3][ 2][ 1][ 0] - [ 7][ 6][ 5][ 4] + * W: [ 1][ 0] - [ 3][ 2] + * DW: [ 0] - [ 1] + */ +#ifndef HOST_WORDS_BIGENDIAN +#define H1(x) ((x) ^ 7) +#define H2(x) ((x) ^ 3) +#define H4(x) ((x) ^ 1) +#else +#define H1(x) (x) +#define H2(x) (x) +#define H4(x) (x) +#endif + +static inline uint8_t s390_vec_read_element8(const S390Vector *v, uint8_t = enr) +{ + g_assert(enr < 16); + return v->byte[H1(enr)]; +} + +static inline uint16_t s390_vec_read_element16(const S390Vector *v, uint8_= t enr) +{ + g_assert(enr < 8); + return v->halfword[H2(enr)]; +} + +static inline uint32_t s390_vec_read_element32(const S390Vector *v, uint8_= t enr) +{ + g_assert(enr < 4); + return v->word[H4(enr)]; +} + +static inline uint64_t s390_vec_read_element64(const S390Vector *v, uint8_= t enr) +{ + g_assert(enr < 2); + return v->doubleword[enr]; +} + +static inline void s390_vec_write_element8(S390Vector *v, uint8_t enr, + uint8_t data) +{ + g_assert(enr < 16); + v->byte[H1(enr)] =3D data; +} + +static inline void s390_vec_write_element16(S390Vector *v, uint8_t enr, + uint16_t data) +{ + g_assert(enr < 8); + v->halfword[H2(enr)] =3D data; +} + +static inline void s390_vec_write_element32(S390Vector *v, uint8_t enr, + uint32_t data) +{ + g_assert(enr < 4); + v->word[H4(enr)] =3D data; +} + +static inline void s390_vec_write_element64(S390Vector *v, uint8_t enr, + uint64_t data) +{ + g_assert(enr < 2); + v->doubleword[enr] =3D data; +} + +#endif /* S390X_VEC_H */ --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295561168372.49062235437384; Mon, 11 Mar 2019 02:12:41 -0700 (PDT) Received: from localhost ([127.0.0.1]:57901 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gz4-0001Nt-2P for importer@patchew.org; Mon, 11 Mar 2019 05:12:34 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43040) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gqg-0002yP-T7 for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:03:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Gqf-0005MA-Ge for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:03:54 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34982) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Gqe-0005K6-VX; Mon, 11 Mar 2019 05:03:53 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C2B923082B3F; Mon, 11 Mar 2019 09:03:50 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9BE3B60851; Mon, 11 Mar 2019 09:03:49 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:54 +0100 Message-Id: <20190311090322.21603-6-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.45]); Mon, 11 Mar 2019 09:03:50 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 05/33] s390x/tcg: Implement VECTOR GATHER ELEMENT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Let's start with a more involved one, but it is the first in the list of vector support instructions (introduced with the vector facility). Good thing is, we need a lot of basic infrastructure for this. Reading and writing vector elements as well as checking element validity. All vector instruction related translation functions will reside in translate_vx.inc.c, to be included in translate.c - similar to how other architectures handle it. While at it, directly add some documentation (which contains parts about things added in follow-up patches, but splitting this up does not make too much sense). Also add ES_* defines heavily used later. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-5-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 6 ++ target/s390x/translate.c | 2 + target/s390x/translate_vx.inc.c | 135 ++++++++++++++++++++++++++++++++ 3 files changed, 143 insertions(+) create mode 100644 target/s390x/translate_vx.inc.c diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 61b750a855e9..7d128ac9d61d 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -972,6 +972,12 @@ D(0xb93e, KIMD, RRE, MSA, 0, 0, 0, 0, msa, 0, S390_FEAT_TYPE_KIM= D) D(0xb93f, KLMD, RRE, MSA, 0, 0, 0, 0, msa, 0, S390_FEAT_TYPE_KLM= D) =20 +/* =3D=3D=3D Vector Support Instructions =3D=3D=3D */ + +/* VECTOR GATHER ELEMENT */ + E(0xe713, VGEF, VRV, V, la2, 0, 0, 0, vge, 0, ES_32, IF_VEC) + E(0xe712, VGEG, VRV, V, la2, 0, 0, 0, vge, 0, ES_64, IF_VEC) + #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ E(0xb250, CSP, RRE, Z, r1_32u, ra2, r1_P, 0, csp, 0, MO_TEUL, = IF_PRIV) diff --git a/target/s390x/translate.c b/target/s390x/translate.c index d52c02c572bb..a1c6698dea9c 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -5120,6 +5120,8 @@ static DisasJumpType op_mpcifc(DisasContext *s, Disas= Ops *o) } #endif =20 +#include "translate_vx.inc.c" + /* =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D */ /* The "Cc OUTput" generators. Given the generated output (and in some ca= ses the original inputs), update the various cc data structures in order to diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c new file mode 100644 index 000000000000..9864ec5134de --- /dev/null +++ b/target/s390x/translate_vx.inc.c @@ -0,0 +1,135 @@ +/* + * QEMU TCG support -- s390x vector instruction translation functions + * + * Copyright (C) 2019 Red Hat Inc + * + * Authors: + * David Hildenbrand + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + */ + +/* + * For most instructions that use the same element size for reads and + * writes, we can use real gvec vector expansion, which potantially uses + * real host vector instructions. As they only work up to 64 bit elements, + * 128 bit elements (vector is a single element) have to be handled + * differently. Operations that are too complicated to encode via TCG ops + * are handled via gvec ool (out-of-line) handlers. + * + * As soon as instructions use different element sizes for reads and writes + * or access elements "out of their element scope" we expand them manually + * in fancy loops, as gvec expansion does not deal with actual element + * numbers and does also not support access to other elements. + * + * 128 bit elements: + * As we only have i32/i64, such elements have to be loaded into two + * i64 values and can then be processed e.g. by tcg_gen_add2_i64. + * + * Sizes: + * On s390x, the operand size (oprsz) and the maximum size (maxsz) are + * always 16 (128 bit). What gvec code calls "vece", s390x calls "es", + * a.k.a. "element size". These values nicely map to MO_8 ... MO_64. Only + * 128 bit element size has to be treated in a special way (MO_64 + 1). + * We will use ES_* instead of MO_* for this reason in this file. + * + * CC handling: + * As gvec ool-helpers can currently not return values (besides via + * pointers like vectors or cpu_env), whenever we have to set the CC and + * can't conclude the value from the result vector, we will directly + * set it in "env->cc_op" and mark it as static via set_cc_static()". + * Whenever this is done, the helper writes globals (cc_op). + */ + +#define NUM_VEC_ELEMENT_BYTES(es) (1 << (es)) +#define NUM_VEC_ELEMENTS(es) (16 / NUM_VEC_ELEMENT_BYTES(es)) + +#define ES_8 MO_8 +#define ES_16 MO_16 +#define ES_32 MO_32 +#define ES_64 MO_64 +#define ES_128 4 + +static inline bool valid_vec_element(uint8_t enr, TCGMemOp es) +{ + return !(enr & ~(NUM_VEC_ELEMENTS(es) - 1)); +} + +static void read_vec_element_i64(TCGv_i64 dst, uint8_t reg, uint8_t enr, + TCGMemOp memop) +{ + const int offs =3D vec_reg_offset(reg, enr, memop & MO_SIZE); + + switch (memop) { + case ES_8: + tcg_gen_ld8u_i64(dst, cpu_env, offs); + break; + case ES_16: + tcg_gen_ld16u_i64(dst, cpu_env, offs); + break; + case ES_32: + tcg_gen_ld32u_i64(dst, cpu_env, offs); + break; + case ES_8 | MO_SIGN: + tcg_gen_ld8s_i64(dst, cpu_env, offs); + break; + case ES_16 | MO_SIGN: + tcg_gen_ld16s_i64(dst, cpu_env, offs); + break; + case ES_32 | MO_SIGN: + tcg_gen_ld32s_i64(dst, cpu_env, offs); + break; + case ES_64: + case ES_64 | MO_SIGN: + tcg_gen_ld_i64(dst, cpu_env, offs); + break; + default: + g_assert_not_reached(); + } +} + +static void write_vec_element_i64(TCGv_i64 src, int reg, uint8_t enr, + TCGMemOp memop) +{ + const int offs =3D vec_reg_offset(reg, enr, memop & MO_SIZE); + + switch (memop) { + case ES_8: + tcg_gen_st8_i64(src, cpu_env, offs); + break; + case ES_16: + tcg_gen_st16_i64(src, cpu_env, offs); + break; + case ES_32: + tcg_gen_st32_i64(src, cpu_env, offs); + break; + case ES_64: + tcg_gen_st_i64(src, cpu_env, offs); + break; + default: + g_assert_not_reached(); + } +} + +static DisasJumpType op_vge(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D s->insn->data; + const uint8_t enr =3D get_field(s->fields, m3); + TCGv_i64 tmp; + + if (!valid_vec_element(enr, es)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + read_vec_element_i64(tmp, get_field(s->fields, v2), enr, es); + tcg_gen_add_i64(o->addr1, o->addr1, tmp); + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 0); + + tcg_gen_qemu_ld_i64(tmp, o->addr1, get_mem_index(s), MO_TE | es); + write_vec_element_i64(tmp, get_field(s->fields, v1), enr, es); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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charset="utf-8" From: David Hildenbrand Let's optimize it for the common cases (setting a vector to zero or all ones) - courtesy of Richard. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-6-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate.c | 1 + target/s390x/translate_vx.inc.c | 39 +++++++++++++++++++++++++++++++++ 3 files changed, 42 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 7d128ac9d61d..d3f66c858f32 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -977,6 +977,8 @@ /* VECTOR GATHER ELEMENT */ E(0xe713, VGEF, VRV, V, la2, 0, 0, 0, vge, 0, ES_32, IF_VEC) E(0xe712, VGEG, VRV, V, la2, 0, 0, 0, vge, 0, ES_64, IF_VEC) +/* VECTOR GENERATE BYTE MASK */ + F(0xe744, VGBM, VRI_a, V, 0, 0, 0, 0, vgbm, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate.c b/target/s390x/translate.c index a1c6698dea9c..588fc21dd2a7 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -34,6 +34,7 @@ #include "disas/disas.h" #include "exec/exec-all.h" #include "tcg-op.h" +#include "tcg-op-gvec.h" #include "qemu/log.h" #include "qemu/host-utils.h" #include "exec/cpu_ldst.h" diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 9864ec5134de..395c0ebcc2a8 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -112,6 +112,9 @@ static void write_vec_element_i64(TCGv_i64 src, int reg= , uint8_t enr, } } =20 +#define gen_gvec_dup64i(v1, c) \ + tcg_gen_gvec_dup64i(vec_full_reg_offset(v1), 16, 16, c) + static DisasJumpType op_vge(DisasContext *s, DisasOps *o) { const uint8_t es =3D s->insn->data; @@ -133,3 +136,39 @@ static DisasJumpType op_vge(DisasContext *s, DisasOps = *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static uint64_t generate_byte_mask(uint8_t mask) +{ + uint64_t r =3D 0; + int i; + + for (i =3D 0; i < 8; i++) { + if ((mask >> i) & 1) { + r |=3D 0xffull << (i * 8); + } + } + return r; +} + +static DisasJumpType op_vgbm(DisasContext *s, DisasOps *o) +{ + const uint16_t i2 =3D get_field(s->fields, i2); + + if (i2 =3D=3D (i2 & 0xff) * 0x0101) { + /* + * Masks for both 64 bit elements of the vector are the same. + * Trust tcg to produce a good constant loading. + */ + gen_gvec_dup64i(get_field(s->fields, v1), + generate_byte_mask(i2 & 0xff)); + } else { + TCGv_i64 t =3D tcg_temp_new_i64(); + + tcg_gen_movi_i64(t, generate_byte_mask(i2 >> 8)); + write_vec_element_i64(t, get_field(s->fields, v1), 0, ES_64); + tcg_gen_movi_i64(t, generate_byte_mask(i2)); + write_vec_element_i64(t, get_field(s->fields, v1), 1, ES_64); + tcg_temp_free_i64(t); + } + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295442879417.0706599658363; Mon, 11 Mar 2019 02:10:42 -0700 (PDT) Received: from localhost ([127.0.0.1]:57847 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GxC-0008Ea-Q1 for importer@patchew.org; Mon, 11 Mar 2019 05:10:38 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43117) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gqu-0003Ac-Vx for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Gqt-0005W0-33 for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:08 -0400 Received: from mx1.redhat.com ([209.132.183.28]:42638) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Gqp-0005Ry-FS; Mon, 11 Mar 2019 05:04:05 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 4843B88304; Mon, 11 Mar 2019 09:04:01 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3DC2019C71; Mon, 11 Mar 2019 09:03:57 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:56 +0100 Message-Id: <20190311090322.21603-8-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Mon, 11 Mar 2019 09:04:01 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 07/33] s390x/tcg: Implement VECTOR GENERATE MASK X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Add gen_gvec_dupi() for handling duplication of immediates, so it can be reused later. Reviewed-by: Richard Henderson Message-Id: <20190307121539.12842-7-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 47 +++++++++++++++++++++++++++++++++ 2 files changed, 49 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index d3f66c858f32..c8cd5dfa249e 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -979,6 +979,8 @@ E(0xe712, VGEG, VRV, V, la2, 0, 0, 0, vge, 0, ES_64, IF_VEC) /* VECTOR GENERATE BYTE MASK */ F(0xe744, VGBM, VRI_a, V, 0, 0, 0, 0, vgbm, 0, IF_VEC) +/* VECTOR GENERATE MASK */ + F(0xe746, VGM, VRI_b, V, 0, 0, 0, 0, vgm, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 395c0ebcc2a8..28edd9b0c4cc 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -44,6 +44,7 @@ =20 #define NUM_VEC_ELEMENT_BYTES(es) (1 << (es)) #define NUM_VEC_ELEMENTS(es) (16 / NUM_VEC_ELEMENT_BYTES(es)) +#define NUM_VEC_ELEMENT_BITS(es) (NUM_VEC_ELEMENT_BYTES(es) * BITS_PER_BYT= E) =20 #define ES_8 MO_8 #define ES_16 MO_16 @@ -115,6 +116,26 @@ static void write_vec_element_i64(TCGv_i64 src, int re= g, uint8_t enr, #define gen_gvec_dup64i(v1, c) \ tcg_gen_gvec_dup64i(vec_full_reg_offset(v1), 16, 16, c) =20 +static void gen_gvec_dupi(uint8_t es, uint8_t reg, uint64_t c) +{ + switch (es) { + case ES_8: + tcg_gen_gvec_dup8i(vec_full_reg_offset(reg), 16, 16, c); + break; + case ES_16: + tcg_gen_gvec_dup16i(vec_full_reg_offset(reg), 16, 16, c); + break; + case ES_32: + tcg_gen_gvec_dup32i(vec_full_reg_offset(reg), 16, 16, c); + break; + case ES_64: + gen_gvec_dup64i(reg, c); + break; + default: + g_assert_not_reached(); + } +} + static DisasJumpType op_vge(DisasContext *s, DisasOps *o) { const uint8_t es =3D s->insn->data; @@ -172,3 +193,29 @@ static DisasJumpType op_vgbm(DisasContext *s, DisasOps= *o) } return DISAS_NEXT; } + +static DisasJumpType op_vgm(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m4); + const uint8_t bits =3D NUM_VEC_ELEMENT_BITS(es); + const uint8_t i2 =3D get_field(s->fields, i2) & (bits - 1); + const uint8_t i3 =3D get_field(s->fields, i3) & (bits - 1); + uint64_t mask =3D 0; + int i; + + if (es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + /* generate the mask - take care of wrapping */ + for (i =3D i2; ; i =3D (i + 1) % bits) { + mask |=3D 1ull << (bits - i - 1); + if (i =3D=3D i3) { + break; + } + } + + gen_gvec_dupi(es, get_field(s->fields, v1), mask); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295622582704.6427565683259; Mon, 11 Mar 2019 02:13:42 -0700 (PDT) Received: from localhost ([127.0.0.1]:57908 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3H09-0002IY-Gn for importer@patchew.org; Mon, 11 Mar 2019 05:13:41 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43142) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gr1-0003FG-0G for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Gqx-0005YP-3t for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:13 -0400 Received: from mx1.redhat.com ([209.132.183.28]:42678) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Gqw-0005XU-SO; Mon, 11 Mar 2019 05:04:11 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8E37F882FD; Mon, 11 Mar 2019 09:04:09 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3F5DF17250; Mon, 11 Mar 2019 09:04:03 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:57 +0100 Message-Id: <20190311090322.21603-9-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Mon, 11 Mar 2019 09:04:09 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 08/33] s390x/tcg: Implement VECTOR LOAD X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand When loading from memory, load both elements into temps first before modifying the target vector Loading with strange alingment from the end of the address space will not properly wrap, we can ignore that for now. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-8-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 3 +++ target/s390x/translate_vx.inc.c | 24 ++++++++++++++++++++++++ 2 files changed, 27 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index c8cd5dfa249e..f129e51d4161 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -981,6 +981,9 @@ F(0xe744, VGBM, VRI_a, V, 0, 0, 0, 0, vgbm, 0, IF_VEC) /* VECTOR GENERATE MASK */ F(0xe746, VGM, VRI_b, V, 0, 0, 0, 0, vgm, 0, IF_VEC) +/* VECTOR LOAD */ + F(0xe706, VL, VRX, V, la2, 0, 0, 0, vl, 0, IF_VEC) + F(0xe756, VLR, VRR_a, V, 0, 0, 0, 0, vlr, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 28edd9b0c4cc..9063784a7666 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -113,6 +113,9 @@ static void write_vec_element_i64(TCGv_i64 src, int reg= , uint8_t enr, } } =20 +#define gen_gvec_mov(v1, v2) \ + tcg_gen_gvec_mov(0, vec_full_reg_offset(v1), vec_full_reg_offset(v2), = 16, \ + 16) #define gen_gvec_dup64i(v1, c) \ tcg_gen_gvec_dup64i(vec_full_reg_offset(v1), 16, 16, c) =20 @@ -219,3 +222,24 @@ static DisasJumpType op_vgm(DisasContext *s, DisasOps = *o) gen_gvec_dupi(es, get_field(s->fields, v1), mask); return DISAS_NEXT; } + +static DisasJumpType op_vl(DisasContext *s, DisasOps *o) +{ + TCGv_i64 t0 =3D tcg_temp_new_i64(); + TCGv_i64 t1 =3D tcg_temp_new_i64(); + + tcg_gen_qemu_ld_i64(t0, o->addr1, get_mem_index(s), MO_TEQ); + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 8); + tcg_gen_qemu_ld_i64(t1, o->addr1, get_mem_index(s), MO_TEQ); + write_vec_element_i64(t0, get_field(s->fields, v1), 0, ES_64); + write_vec_element_i64(t1, get_field(s->fields, v1), 1, ES_64); + tcg_temp_free(t0); + tcg_temp_free(t1); + return DISAS_NEXT; +} + +static DisasJumpType op_vlr(DisasContext *s, DisasOps *o) +{ + gen_gvec_mov(get_field(s->fields, v1), get_field(s->fields, v2)); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295723244284.66003207748884; Mon, 11 Mar 2019 02:15:23 -0700 (PDT) Received: from localhost ([127.0.0.1]:57935 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3H1j-0003dt-64 for importer@patchew.org; Mon, 11 Mar 2019 05:15:19 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43169) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gr5-0003Hs-03 for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:24 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Gr3-0005bv-1S for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:18 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59478) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Gr1-0005aG-26; Mon, 11 Mar 2019 05:04:16 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 4991F8667B; Mon, 11 Mar 2019 09:04:14 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A064E5D705; Mon, 11 Mar 2019 09:04:11 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:58 +0100 Message-Id: <20190311090322.21603-10-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Mon, 11 Mar 2019 09:04:14 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 09/33] s390x/tcg: Implement VECTOR LOAD AND REPLICATE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand We can use tcg_gen_gvec_dup_i64() to carry out the duplication. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-9-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 19 +++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index f129e51d4161..7be8977989e2 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -984,6 +984,8 @@ /* VECTOR LOAD */ F(0xe706, VL, VRX, V, la2, 0, 0, 0, vl, 0, IF_VEC) F(0xe756, VLR, VRR_a, V, 0, 0, 0, 0, vlr, 0, IF_VEC) +/* VECTOR LOAD AND REPLICATE */ + F(0xe705, VLREP, VRX, V, la2, 0, 0, 0, vlrep, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 9063784a7666..ede4cc4f6df8 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -113,6 +113,8 @@ static void write_vec_element_i64(TCGv_i64 src, int reg= , uint8_t enr, } } =20 +#define gen_gvec_dup_i64(es, v1, c) \ + tcg_gen_gvec_dup_i64(es, vec_full_reg_offset(v1), 16, 16, c) #define gen_gvec_mov(v1, v2) \ tcg_gen_gvec_mov(0, vec_full_reg_offset(v1), vec_full_reg_offset(v2), = 16, \ 16) @@ -243,3 +245,20 @@ static DisasJumpType op_vlr(DisasContext *s, DisasOps = *o) gen_gvec_mov(get_field(s->fields, v1), get_field(s->fields, v2)); return DISAS_NEXT; } + +static DisasJumpType op_vlrep(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m3); + TCGv_i64 tmp; + + if (es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + tcg_gen_qemu_ld_i64(tmp, o->addr1, get_mem_index(s), MO_TE | es); + gen_gvec_dup_i64(es, get_field(s->fields, v1), tmp); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295209574821.8949820395192; Mon, 11 Mar 2019 02:06:49 -0700 (PDT) Received: from localhost ([127.0.0.1]:57815 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GtS-0004tT-I6 for importer@patchew.org; Mon, 11 Mar 2019 05:06:46 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43197) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gr8-0003KJ-1n for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Gr7-0005gA-7o for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:21 -0400 Received: from mx1.redhat.com ([209.132.183.28]:54536) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Gr7-0005d4-0K; Mon, 11 Mar 2019 05:04:21 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id DA0023082D9E; Mon, 11 Mar 2019 09:04:18 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 406D219736; Mon, 11 Mar 2019 09:04:16 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:02:59 +0100 Message-Id: <20190311090322.21603-11-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.46]); Mon, 11 Mar 2019 09:04:18 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 10/33] s390x/tcg: Implement VECTOR LOAD ELEMENT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Fairly easy, load with desired size and store it into the right element. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-10-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 5 +++++ target/s390x/translate_vx.inc.c | 18 ++++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 7be8977989e2..aec0a3ba971d 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -986,6 +986,11 @@ F(0xe756, VLR, VRR_a, V, 0, 0, 0, 0, vlr, 0, IF_VEC) /* VECTOR LOAD AND REPLICATE */ F(0xe705, VLREP, VRX, V, la2, 0, 0, 0, vlrep, 0, IF_VEC) +/* VECTOR LOAD ELEMENT */ + E(0xe700, VLEB, VRX, V, la2, 0, 0, 0, vle, 0, ES_8, IF_VEC) + E(0xe701, VLEH, VRX, V, la2, 0, 0, 0, vle, 0, ES_16, IF_VEC) + E(0xe703, VLEF, VRX, V, la2, 0, 0, 0, vle, 0, ES_32, IF_VEC) + E(0xe702, VLEG, VRX, V, la2, 0, 0, 0, vle, 0, ES_64, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index ede4cc4f6df8..9134324aa80f 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -262,3 +262,21 @@ static DisasJumpType op_vlrep(DisasContext *s, DisasOp= s *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vle(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D s->insn->data; + const uint8_t enr =3D get_field(s->fields, m3); + TCGv_i64 tmp; + + if (!valid_vec_element(enr, es)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + tcg_gen_qemu_ld_i64(tmp, o->addr1, get_mem_index(s), MO_TE | es); + write_vec_element_i64(tmp, get_field(s->fields, v1), enr, es); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295932833990.1238633770791; Mon, 11 Mar 2019 02:18:52 -0700 (PDT) Received: from localhost ([127.0.0.1]:57996 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3H52-0006LZ-NP for importer@patchew.org; Mon, 11 Mar 2019 05:18:44 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43270) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GrK-0003Sh-If for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:36 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3GrD-0005kG-Gs for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:33 -0400 Received: from mx1.redhat.com ([209.132.183.28]:64106) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GrB-0005iP-EC; Mon, 11 Mar 2019 05:04:25 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 7063530842AB; Mon, 11 Mar 2019 09:04:24 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id BBD2560C54; Mon, 11 Mar 2019 09:04:20 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:00 +0100 Message-Id: <20190311090322.21603-12-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.40]); Mon, 11 Mar 2019 09:04:24 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 11/33] s390x/tcg: Implement VECTOR LOAD ELEMENT IMMEDIATE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Take care of properly sign-extending the immediate. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-11-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 5 +++++ target/s390x/translate_vx.inc.c | 17 +++++++++++++++++ 2 files changed, 22 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index aec0a3ba971d..782d49e1db6e 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -991,6 +991,11 @@ E(0xe701, VLEH, VRX, V, la2, 0, 0, 0, vle, 0, ES_16, IF_VEC) E(0xe703, VLEF, VRX, V, la2, 0, 0, 0, vle, 0, ES_32, IF_VEC) E(0xe702, VLEG, VRX, V, la2, 0, 0, 0, vle, 0, ES_64, IF_VEC) +/* VECTOR LOAD ELEMENT IMMEDIATE */ + E(0xe740, VLEIB, VRI_a, V, 0, 0, 0, 0, vlei, 0, ES_8, IF_VEC) + E(0xe741, VLEIH, VRI_a, V, 0, 0, 0, 0, vlei, 0, ES_16, IF_VEC) + E(0xe743, VLEIF, VRI_a, V, 0, 0, 0, 0, vlei, 0, ES_32, IF_VEC) + E(0xe742, VLEIG, VRI_a, V, 0, 0, 0, 0, vlei, 0, ES_64, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 9134324aa80f..d450ce2d2baf 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -280,3 +280,20 @@ static DisasJumpType op_vle(DisasContext *s, DisasOps = *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vlei(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D s->insn->data; + const uint8_t enr =3D get_field(s->fields, m3); + TCGv_i64 tmp; + + if (!valid_vec_element(enr, es)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_const_i64((int16_t)get_field(s->fields, i2)); + write_vec_element_i64(tmp, get_field(s->fields, v1), enr, es); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295730238703.2959618814087; Mon, 11 Mar 2019 02:15:30 -0700 (PDT) Received: from localhost ([127.0.0.1]:57937 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3H1s-0003nP-B0 for importer@patchew.org; Mon, 11 Mar 2019 05:15:28 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43257) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GrH-0003S3-3q for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:34 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3GrF-0005nU-G4 for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:31 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40052) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GrF-0005jj-60; Mon, 11 Mar 2019 05:04:29 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id DB54D308FBA0; Mon, 11 Mar 2019 09:04:26 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 7AC3E60C54; Mon, 11 Mar 2019 09:04:26 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:01 +0100 Message-Id: <20190311090322.21603-13-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Mon, 11 Mar 2019 09:04:26 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 12/33] s390x/tcg: Implement VECTOR LOAD GR FROM VR ELEMENT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand To avoid an helper, we have to do the actual calculation of the element address (offset in cpu_env + cpu_env) manually. Factor that out into get_vec_element_ptr_i64(). The same logic will be reused for "VECTOR LOAD VR ELEMENT FROM GR". Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-12-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 63 +++++++++++++++++++++++++++++++++ 2 files changed, 65 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 782d49e1db6e..de811ddc4762 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -996,6 +996,8 @@ E(0xe741, VLEIH, VRI_a, V, 0, 0, 0, 0, vlei, 0, ES_16, IF_VEC) E(0xe743, VLEIF, VRI_a, V, 0, 0, 0, 0, vlei, 0, ES_32, IF_VEC) E(0xe742, VLEIG, VRI_a, V, 0, 0, 0, 0, vlei, 0, ES_64, IF_VEC) +/* VECTOR LOAD GR FROM VR ELEMENT */ + F(0xe721, VLGV, VRS_c, V, la2, 0, r1, 0, vlgv, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index d450ce2d2baf..b163100b0da5 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -113,6 +113,28 @@ static void write_vec_element_i64(TCGv_i64 src, int re= g, uint8_t enr, } } =20 +static void get_vec_element_ptr_i64(TCGv_ptr ptr, uint8_t reg, TCGv_i64 en= r, + uint8_t es) +{ + TCGv_i64 tmp =3D tcg_temp_new_i64(); + + /* mask off invalid parts from the element nr */ + tcg_gen_andi_i64(tmp, enr, NUM_VEC_ELEMENTS(es) - 1); + + /* convert it to an element offset relative to cpu_env (vec_reg_offset= () */ + tcg_gen_shli_i64(tmp, tmp, es); +#ifndef HOST_WORDS_BIGENDIAN + tcg_gen_xori_i64(tmp, tmp, 8 - NUM_VEC_ELEMENT_BYTES(es)); +#endif + tcg_gen_addi_i64(tmp, tmp, vec_full_reg_offset(reg)); + + /* generate the final ptr by adding cpu_env */ + tcg_gen_trunc_i64_ptr(ptr, tmp); + tcg_gen_add_ptr(ptr, ptr, cpu_env); + + tcg_temp_free_i64(tmp); +} + #define gen_gvec_dup_i64(es, v1, c) \ tcg_gen_gvec_dup_i64(es, vec_full_reg_offset(v1), 16, 16, c) #define gen_gvec_mov(v1, v2) \ @@ -297,3 +319,44 @@ static DisasJumpType op_vlei(DisasContext *s, DisasOps= *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vlgv(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m4); + TCGv_ptr ptr; + + if (es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + /* fast path if we don't need the register content */ + if (!get_field(s->fields, b2)) { + uint8_t enr =3D get_field(s->fields, d2) & (NUM_VEC_ELEMENTS(es) -= 1); + + read_vec_element_i64(o->out, get_field(s->fields, v3), enr, es); + return DISAS_NEXT; + } + + ptr =3D tcg_temp_new_ptr(); + get_vec_element_ptr_i64(ptr, get_field(s->fields, v3), o->addr1, es); + switch (es) { + case ES_8: + tcg_gen_ld8u_i64(o->out, ptr, 0); + break; + case ES_16: + tcg_gen_ld16u_i64(o->out, ptr, 0); + break; + case ES_32: + tcg_gen_ld32u_i64(o->out, ptr, 0); + break; + case ES_64: + tcg_gen_ld_i64(o->out, ptr, 0); + break; + default: + g_assert_not_reached(); + } + tcg_temp_free_ptr(ptr); + + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:25 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; 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Mon, 11 Mar 2019 05:04:31 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 153B73082AF4; Mon, 11 Mar 2019 09:04:29 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AC34C60C64; Mon, 11 Mar 2019 09:04:28 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:02 +0100 Message-Id: <20190311090322.21603-14-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.45]); Mon, 11 Mar 2019 09:04:29 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 13/33] s390x/tcg: Implement VECTOR LOAD LOGICAL ELEMENT AND ZERO X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Fairly easy, zero out the vector before we load the desired element. Load the element before touching the vector. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-13-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 46 +++++++++++++++++++++++++++++++++ 2 files changed, 48 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index de811ddc4762..2b36205c8429 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -998,6 +998,8 @@ E(0xe742, VLEIG, VRI_a, V, 0, 0, 0, 0, vlei, 0, ES_64, IF_VEC) /* VECTOR LOAD GR FROM VR ELEMENT */ F(0xe721, VLGV, VRS_c, V, la2, 0, r1, 0, vlgv, 0, IF_VEC) +/* VECTOR LOAD LOGICAL ELEMENT AND ZERO */ + F(0xe704, VLLEZ, VRX, V, la2, 0, 0, 0, vllez, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index b163100b0da5..cdad2a52f095 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -163,6 +163,11 @@ static void gen_gvec_dupi(uint8_t es, uint8_t reg, uin= t64_t c) } } =20 +static void zero_vec(uint8_t reg) +{ + tcg_gen_gvec_dup8i(vec_full_reg_offset(reg), 16, 16, 0); +} + static DisasJumpType op_vge(DisasContext *s, DisasOps *o) { const uint8_t es =3D s->insn->data; @@ -360,3 +365,44 @@ static DisasJumpType op_vlgv(DisasContext *s, DisasOps= *o) =20 return DISAS_NEXT; } + +static DisasJumpType op_vllez(DisasContext *s, DisasOps *o) +{ + uint8_t es =3D get_field(s->fields, m3); + uint8_t enr; + TCGv_i64 t; + + switch (es) { + /* rightmost sub-element of leftmost doubleword */ + case ES_8: + enr =3D 7; + break; + case ES_16: + enr =3D 3; + break; + case ES_32: + enr =3D 1; + break; + case ES_64: + enr =3D 0; + break; + /* leftmost sub-element of leftmost doubleword */ + case 6: + if (s390_has_feat(S390_FEAT_VECTOR_ENH)) { + es =3D ES_32; + enr =3D 0; + break; + } + default: + /* fallthrough */ + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + t =3D tcg_temp_new_i64(); + tcg_gen_qemu_ld_i64(t, o->addr1, get_mem_index(s), MO_TE | es); + zero_vec(get_field(s->fields, v1)); + write_vec_element_i64(t, get_field(s->fields, v1), enr, es); + tcg_temp_free_i64(t); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 155229580702688.71832573001745; Mon, 11 Mar 2019 02:16:47 -0700 (PDT) Received: from localhost ([127.0.0.1]:57971 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3H37-0004oS-UZ for importer@patchew.org; Mon, 11 Mar 2019 05:16:46 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43297) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GrM-0003Vt-6S for qemu-devel@nongnu.org; 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Mon, 11 Mar 2019 09:04:33 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 14/33] s390x/tcg: Implement VECTOR LOAD MULTIPLE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Try to load the last element first. Access to the first element will be checked afterwards. This way, we can guarantee that the vector is not modified before we checked for all possible exceptions. (16 vectors cannot cross more than two pages) Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-14-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 40 +++++++++++++++++++++++++++++++++ 2 files changed, 42 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 2b36205c8429..fa0f3a90034d 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1000,6 +1000,8 @@ F(0xe721, VLGV, VRS_c, V, la2, 0, r1, 0, vlgv, 0, IF_VEC) /* VECTOR LOAD LOGICAL ELEMENT AND ZERO */ F(0xe704, VLLEZ, VRX, V, la2, 0, 0, 0, vllez, 0, IF_VEC) +/* VECTOR LOAD MULTIPLE */ + F(0xe736, VLM, VRS_a, V, la2, 0, 0, 0, vlm, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index cdad2a52f095..083f5c621334 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -406,3 +406,43 @@ static DisasJumpType op_vllez(DisasContext *s, DisasOp= s *o) tcg_temp_free_i64(t); return DISAS_NEXT; } + +static DisasJumpType op_vlm(DisasContext *s, DisasOps *o) +{ + const uint8_t v3 =3D get_field(s->fields, v3); + uint8_t v1 =3D get_field(s->fields, v1); + TCGv_i64 t0, t1; + + if (v3 < v1 || (v3 - v1 + 1) > 16) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + /* + * Check for possible access exceptions by trying to load the last + * element. The first element will be checked first next. + */ + t0 =3D tcg_temp_new_i64(); + t1 =3D tcg_temp_new_i64(); + gen_addi_and_wrap_i64(s, t0, o->addr1, (v3 - v1) * 16 + 8); + tcg_gen_qemu_ld_i64(t0, t0, get_mem_index(s), MO_TEQ); + + for (;; v1++) { + tcg_gen_qemu_ld_i64(t1, o->addr1, get_mem_index(s), MO_TEQ); + write_vec_element_i64(t1, v1, 0, ES_64); + if (v1 =3D=3D v3) { + break; + } + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 8); + tcg_gen_qemu_ld_i64(t1, o->addr1, get_mem_index(s), MO_TEQ); + write_vec_element_i64(t1, v1, 1, ES_64); + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 8); + } + + /* Store the last element, loaded first */ + write_vec_element_i64(t0, v1, 1, ES_64); + + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296011832875.0817185165204; Mon, 11 Mar 2019 02:20:11 -0700 (PDT) Received: from localhost ([127.0.0.1]:58002 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3H6N-0007KE-7C for importer@patchew.org; Mon, 11 Mar 2019 05:20:07 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43334) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GrQ-0003cY-FT for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3GrN-0005sy-Ki for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:40 -0400 Received: from mx1.redhat.com ([209.132.183.28]:28855) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GrN-0005rv-BF; Mon, 11 Mar 2019 05:04:37 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 1951D308FBA9; Mon, 11 Mar 2019 09:04:36 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9A60F60C64; Mon, 11 Mar 2019 09:04:35 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:04 +0100 Message-Id: <20190311090322.21603-16-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Mon, 11 Mar 2019 09:04:36 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 15/33] s390x/tcg: Implement VECTOR LOAD TO BLOCK BOUNDARY X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Very similar to LOAD COUNT TO BLOCK BOUNDARY, but instead of only calculating, the actual vector is loaded. Use a temporary vector to not modify the real vector on exceptions. Initialize that one to zero, to not leak any data. Provide a fast path if we're loading a full vector. As we don't have gvec ool handlers for single vectors, just calculate the vector address manually. We can reuse the helper later on for VECTOR LOAD WITH LENGTH. In fact, we are going to name it "vll" right from the beginning, because that's a better match. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-15-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/Makefile.objs | 1 + target/s390x/helper.h | 3 +++ target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 25 +++++++++++++++++++ target/s390x/vec_helper.c | 44 +++++++++++++++++++++++++++++++++ 5 files changed, 75 insertions(+) create mode 100644 target/s390x/vec_helper.c diff --git a/target/s390x/Makefile.objs b/target/s390x/Makefile.objs index 22a9a9927acb..68eeee3d2f9b 100644 --- a/target/s390x/Makefile.objs +++ b/target/s390x/Makefile.objs @@ -1,6 +1,7 @@ obj-y +=3D cpu.o cpu_models.o cpu_features.o gdbstub.o interrupt.o helper.o obj-$(CONFIG_TCG) +=3D translate.o cc_helper.o excp_helper.o fpu_helper.o obj-$(CONFIG_TCG) +=3D int_helper.o mem_helper.o misc_helper.o crypto_help= er.o +obj-$(CONFIG_TCG) +=3D vec_helper.o obj-$(CONFIG_SOFTMMU) +=3D machine.o ioinst.o arch_dump.o mmu_helper.o dia= g.o obj-$(CONFIG_SOFTMMU) +=3D sigp.o obj-$(CONFIG_KVM) +=3D kvm.o diff --git a/target/s390x/helper.h b/target/s390x/helper.h index bb659257f6cd..6c745ba0f6ad 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -124,6 +124,9 @@ DEF_HELPER_5(msa, i32, env, i32, i32, i32, i32) DEF_HELPER_FLAGS_1(stpt, TCG_CALL_NO_RWG, i64, env) DEF_HELPER_FLAGS_1(stck, TCG_CALL_NO_RWG_SE, i64, env) =20 +/* =3D=3D=3D Vector Support Instructions =3D=3D=3D */ +DEF_HELPER_FLAGS_4(vll, TCG_CALL_NO_WG, void, env, ptr, i64, i64) + #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) DEF_HELPER_4(diag, void, env, i32, i32, i32) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index fa0f3a90034d..ad8df5283cfd 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1002,6 +1002,8 @@ F(0xe704, VLLEZ, VRX, V, la2, 0, 0, 0, vllez, 0, IF_VEC) /* VECTOR LOAD MULTIPLE */ F(0xe736, VLM, VRS_a, V, la2, 0, 0, 0, vlm, 0, IF_VEC) +/* VECTOR LOAD TO BLOCK BOUNDARY */ + F(0xe707, VLBB, VRX, V, la2, 0, 0, 0, vlbb, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 083f5c621334..f1eb45890201 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -446,3 +446,28 @@ static DisasJumpType op_vlm(DisasContext *s, DisasOps = *o) tcg_temp_free_i64(t1); return DISAS_NEXT; } + +static DisasJumpType op_vlbb(DisasContext *s, DisasOps *o) +{ + const int64_t block_size =3D (1ull << (get_field(s->fields, m3) + 6)); + const int v1_offs =3D vec_full_reg_offset(get_field(s->fields, v1)); + TCGv_ptr a0; + TCGv_i64 bytes; + + if (get_field(s->fields, m3) > 6) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + bytes =3D tcg_temp_new_i64(); + a0 =3D tcg_temp_new_ptr(); + /* calculate the number of bytes until the next block boundary */ + tcg_gen_ori_i64(bytes, o->addr1, -block_size); + tcg_gen_neg_i64(bytes, bytes); + + tcg_gen_addi_ptr(a0, cpu_env, v1_offs); + gen_helper_vll(cpu_env, a0, o->addr1, bytes); + tcg_temp_free_i64(bytes); + tcg_temp_free_ptr(a0); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_helper.c b/target/s390x/vec_helper.c new file mode 100644 index 000000000000..5b2333a8d666 --- /dev/null +++ b/target/s390x/vec_helper.c @@ -0,0 +1,44 @@ +/* + * QEMU TCG support -- s390x vector support instructions + * + * Copyright (C) 2019 Red Hat Inc + * + * Authors: + * David Hildenbrand + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + */ +#include "qemu/osdep.h" +#include "qemu-common.h" +#include "cpu.h" +#include "internal.h" +#include "vec.h" +#include "tcg/tcg.h" +#include "exec/helper-proto.h" +#include "exec/cpu_ldst.h" +#include "exec/exec-all.h" + +void HELPER(vll)(CPUS390XState *env, void *v1, uint64_t addr, uint64_t byt= es) +{ + if (likely(bytes >=3D 16)) { + uint64_t t0, t1; + + t0 =3D cpu_ldq_data_ra(env, addr, GETPC()); + addr =3D wrap_address(env, addr + 8); + t1 =3D cpu_ldq_data_ra(env, addr, GETPC()); + s390_vec_write_element64(v1, 0, t0); + s390_vec_write_element64(v1, 1, t1); + } else { + S390Vector tmp =3D {}; + int i; + + for (i =3D 0; i < bytes; i++) { + uint8_t byte =3D cpu_ldub_data_ra(env, addr, GETPC()); + + s390_vec_write_element8(&tmp, i, byte); + addr =3D wrap_address(env, addr + 1); + } + *(S390Vector *)v1 =3D tmp; + } +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295927997862.6278433420542; 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Mon, 11 Mar 2019 09:04:43 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2B0EE19C71; Mon, 11 Mar 2019 09:04:38 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:05 +0100 Message-Id: <20190311090322.21603-17-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Mon, 11 Mar 2019 09:04:43 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 16/33] s390x/tcg: Implement VECTOR LOAD VR ELEMENT FROM GR X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Very similar to VECTOR LOAD GR FROM VR ELEMENT, just the opposite direction. Also provide a fast path in case we don't care about the register content. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-16-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 41 +++++++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index ad8df5283cfd..68140612045e 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1004,6 +1004,8 @@ F(0xe736, VLM, VRS_a, V, la2, 0, 0, 0, vlm, 0, IF_VEC) /* VECTOR LOAD TO BLOCK BOUNDARY */ F(0xe707, VLBB, VRX, V, la2, 0, 0, 0, vlbb, 0, IF_VEC) +/* VECTOR LOAD VR ELEMENT FROM GR */ + F(0xe722, VLVG, VRS_b, V, la2, r3, 0, 0, vlvg, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index f1eb45890201..287bd9627d34 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -471,3 +471,44 @@ static DisasJumpType op_vlbb(DisasContext *s, DisasOps= *o) tcg_temp_free_ptr(a0); return DISAS_NEXT; } + +static DisasJumpType op_vlvg(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m4); + TCGv_ptr ptr; + + if (es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + /* fast path if we don't need the register content */ + if (!get_field(s->fields, b2)) { + uint8_t enr =3D get_field(s->fields, d2) & (NUM_VEC_ELEMENTS(es) -= 1); + + write_vec_element_i64(o->in2, get_field(s->fields, v1), enr, es); + return DISAS_NEXT; + } + + ptr =3D tcg_temp_new_ptr(); + get_vec_element_ptr_i64(ptr, get_field(s->fields, v1), o->addr1, es); + switch (es) { + case ES_8: + tcg_gen_st8_i64(o->in2, ptr, 0); + break; + case ES_16: + tcg_gen_st16_i64(o->in2, ptr, 0); + break; + case ES_32: + tcg_gen_st32_i64(o->in2, ptr, 0); + break; + case ES_64: + tcg_gen_st_i64(o->in2, ptr, 0); + break; + default: + g_assert_not_reached(); + } + tcg_temp_free_ptr(ptr); + + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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Mon, 11 Mar 2019 05:04:50 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35282) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GrZ-00065Q-43; Mon, 11 Mar 2019 05:04:49 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 62F003082B13; Mon, 11 Mar 2019 09:04:48 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id B8BC319731; Mon, 11 Mar 2019 09:04:45 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:06 +0100 Message-Id: <20190311090322.21603-18-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.45]); Mon, 11 Mar 2019 09:04:48 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 17/33] s390x/tcg: Implement VECTOR LOAD VR FROM GRS DISJOINT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Fairly easy, just load from to gprs into a single vector. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-17-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 7 +++++++ 2 files changed, 9 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 68140612045e..bdd66758fa62 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1006,6 +1006,8 @@ F(0xe707, VLBB, VRX, V, la2, 0, 0, 0, vlbb, 0, IF_VEC) /* VECTOR LOAD VR ELEMENT FROM GR */ F(0xe722, VLVG, VRS_b, V, la2, r3, 0, 0, vlvg, 0, IF_VEC) +/* VECTOR LOAD VR FROM GRS DISJOINT */ + F(0xe762, VLVGP, VRR_f, V, r2, r3, 0, 0, vlvgp, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 287bd9627d34..abd33a9e3d96 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -512,3 +512,10 @@ static DisasJumpType op_vlvg(DisasContext *s, DisasOps= *o) =20 return DISAS_NEXT; } + +static DisasJumpType op_vlvgp(DisasContext *s, DisasOps *o) +{ + write_vec_element_i64(o->in1, get_field(s->fields, v1), 0, ES_64); + write_vec_element_i64(o->in2, get_field(s->fields, v1), 1, ES_64); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296326232632.8011603438482; Mon, 11 Mar 2019 02:25:26 -0700 (PDT) Received: from localhost ([127.0.0.1]:58088 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3HBR-0004DG-6E for importer@patchew.org; Mon, 11 Mar 2019 05:25:21 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43512) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gre-0003qf-Vs for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:57 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Grd-0006CK-Vz for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:04:54 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59132) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Grd-0006BT-KQ; Mon, 11 Mar 2019 05:04:53 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id DEAA730821DF; Mon, 11 Mar 2019 09:04:52 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 76DA819731; Mon, 11 Mar 2019 09:04:52 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:07 +0100 Message-Id: <20190311090322.21603-19-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.47]); Mon, 11 Mar 2019 09:04:52 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 18/33] s390x/tcg: Implement VECTOR LOAD WITH LENGTH X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand We can reuse the helper introduced along with VECTOR LOAD TO BLOCK BOUNDARY. We just have to take care of converting the highest index into a length. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-18-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate.c | 7 +++++++ target/s390x/translate_vx.inc.c | 13 +++++++++++++ 3 files changed, 22 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index bdd66758fa62..3c0b14bafd88 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1008,6 +1008,8 @@ F(0xe722, VLVG, VRS_b, V, la2, r3, 0, 0, vlvg, 0, IF_VEC) /* VECTOR LOAD VR FROM GRS DISJOINT */ F(0xe762, VLVGP, VRR_f, V, r2, r3, 0, 0, vlvgp, 0, IF_VEC) +/* VECTOR LOAD WITH LENGTH */ + F(0xe737, VLL, VRS_b, V, la2, r3_32u, 0, 0, vll, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 588fc21dd2a7..0afa8f7ca534 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -5794,6 +5794,13 @@ static void in2_r3_sr32(DisasContext *s, DisasFields= *f, DisasOps *o) } #define SPEC_in2_r3_sr32 0 =20 +static void in2_r3_32u(DisasContext *s, DisasFields *f, DisasOps *o) +{ + o->in2 =3D tcg_temp_new_i64(); + tcg_gen_ext32u_i64(o->in2, regs[get_field(f, r3)]); +} +#define SPEC_in2_r3_32u 0 + static void in2_r2_32s(DisasContext *s, DisasFields *f, DisasOps *o) { o->in2 =3D tcg_temp_new_i64(); diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index abd33a9e3d96..b8e69856cdf3 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -519,3 +519,16 @@ static DisasJumpType op_vlvgp(DisasContext *s, DisasOp= s *o) write_vec_element_i64(o->in2, get_field(s->fields, v1), 1, ES_64); return DISAS_NEXT; } + +static DisasJumpType op_vll(DisasContext *s, DisasOps *o) +{ + const int v1_offs =3D vec_full_reg_offset(get_field(s->fields, v1)); + TCGv_ptr a0 =3D tcg_temp_new_ptr(); + + /* convert highest index into an actual length */ + tcg_gen_addi_i64(o->in2, o->in2, 1); + tcg_gen_addi_ptr(a0, cpu_env, v1_offs); + gen_helper_vll(cpu_env, a0, o->addr1, o->in2); + tcg_temp_free_ptr(a0); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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Mon, 11 Mar 2019 05:05:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40212) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Grj-0006Fr-I5; Mon, 11 Mar 2019 05:04:59 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id CC6FE3092648; Mon, 11 Mar 2019 09:04:58 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0B7D360123; Mon, 11 Mar 2019 09:04:54 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:08 +0100 Message-Id: <20190311090322.21603-20-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Mon, 11 Mar 2019 09:04:58 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 19/33] s390x/tcg: Implement VECTOR MERGE (HIGH|LOW) X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand We cannot use gvec expansion as source and destination elements are have different element numbers. So we'll expand using a fancy loop. Also, we have to take care of overlapping source and destination registers, therefore use a safe evaluation irder depending on the operation. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-19-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 4 ++++ target/s390x/translate_vx.inc.c | 42 +++++++++++++++++++++++++++++++++ 2 files changed, 46 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 3c0b14bafd88..f7232f861575 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1010,6 +1010,10 @@ F(0xe762, VLVGP, VRR_f, V, r2, r3, 0, 0, vlvgp, 0, IF_VEC) /* VECTOR LOAD WITH LENGTH */ F(0xe737, VLL, VRS_b, V, la2, r3_32u, 0, 0, vll, 0, IF_VEC) +/* VECTOR MERGE HIGH */ + F(0xe761, VMRH, VRR_c, V, 0, 0, 0, 0, vmr, 0, IF_VEC) +/* VECTOR MERGE LOW */ + F(0xe760, VMRL, VRR_c, V, 0, 0, 0, 0, vmr, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index b8e69856cdf3..9c2cf8a77b8f 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -532,3 +532,45 @@ static DisasJumpType op_vll(DisasContext *s, DisasOps = *o) tcg_temp_free_ptr(a0); return DISAS_NEXT; } + +static DisasJumpType op_vmr(DisasContext *s, DisasOps *o) +{ + const uint8_t v1 =3D get_field(s->fields, v1); + const uint8_t v2 =3D get_field(s->fields, v2); + const uint8_t v3 =3D get_field(s->fields, v3); + const uint8_t es =3D get_field(s->fields, m4); + int dst_idx, src_idx; + TCGv_i64 tmp; + + if (es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + if (s->fields->op2 =3D=3D 0x61) { + /* iterate backwards to avoid overwriting data we might need later= */ + for (dst_idx =3D NUM_VEC_ELEMENTS(es) - 1; dst_idx >=3D 0; dst_idx= --) { + src_idx =3D dst_idx / 2; + if (dst_idx % 2 =3D=3D 0) { + read_vec_element_i64(tmp, v2, src_idx, es); + } else { + read_vec_element_i64(tmp, v3, src_idx, es); + } + write_vec_element_i64(tmp, v1, dst_idx, es); + } + } else { + /* iterate forward to avoid overwriting data we might need later */ + for (dst_idx =3D 0; dst_idx < NUM_VEC_ELEMENTS(es); dst_idx++) { + src_idx =3D (dst_idx + NUM_VEC_ELEMENTS(es)) / 2; + if (dst_idx % 2 =3D=3D 0) { + read_vec_element_i64(tmp, v2, src_idx, es); + } else { + read_vec_element_i64(tmp, v3, src_idx, es); + } + write_vec_element_i64(tmp, v1, dst_idx, es); + } + } + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295597728693.9663686634432; Mon, 11 Mar 2019 02:13:17 -0700 (PDT) Received: from localhost ([127.0.0.1]:57904 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gzf-0001r1-Hv for importer@patchew.org; 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Mon, 11 Mar 2019 09:05:00 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:09 +0100 Message-Id: <20190311090322.21603-21-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Mon, 11 Mar 2019 09:05:05 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 20/33] s390x/tcg: Implement VECTOR PACK * X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand This is a big one. Luckily we only have a limited set of such nasty instructions. We'll implement all variants with helpers, except when sources and the destination don't overlap for VECTOR PACK. Provide different helpers when the cc is to be modified. We'll return the cc then via env->cc_op. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-20-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/helper.h | 15 +++++ target/s390x/insn-data.def | 6 ++ target/s390x/translate_vx.inc.c | 89 +++++++++++++++++++++++++++ target/s390x/vec_helper.c | 105 ++++++++++++++++++++++++++++++++ 4 files changed, 215 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 6c745ba0f6ad..315495f49fc2 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -126,6 +126,21 @@ DEF_HELPER_FLAGS_1(stck, TCG_CALL_NO_RWG_SE, i64, env) =20 /* =3D=3D=3D Vector Support Instructions =3D=3D=3D */ DEF_HELPER_FLAGS_4(vll, TCG_CALL_NO_WG, void, env, ptr, i64, i64) +DEF_HELPER_FLAGS_4(gvec_vpk16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vpk32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vpk64, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vpks16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i3= 2) +DEF_HELPER_FLAGS_4(gvec_vpks32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i3= 2) +DEF_HELPER_FLAGS_4(gvec_vpks64, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i3= 2) +DEF_HELPER_5(gvec_vpks_cc16, void, ptr, cptr, cptr, env, i32) +DEF_HELPER_5(gvec_vpks_cc32, void, ptr, cptr, cptr, env, i32) +DEF_HELPER_5(gvec_vpks_cc64, void, ptr, cptr, cptr, env, i32) +DEF_HELPER_FLAGS_4(gvec_vpkls16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i= 32) +DEF_HELPER_FLAGS_4(gvec_vpkls32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i= 32) +DEF_HELPER_FLAGS_4(gvec_vpkls64, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i= 32) +DEF_HELPER_5(gvec_vpkls_cc16, void, ptr, cptr, cptr, env, i32) +DEF_HELPER_5(gvec_vpkls_cc32, void, ptr, cptr, cptr, env, i32) +DEF_HELPER_5(gvec_vpkls_cc64, void, ptr, cptr, cptr, env, i32) =20 #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index f7232f861575..39cd6f27c159 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1014,6 +1014,12 @@ F(0xe761, VMRH, VRR_c, V, 0, 0, 0, 0, vmr, 0, IF_VEC) /* VECTOR MERGE LOW */ F(0xe760, VMRL, VRR_c, V, 0, 0, 0, 0, vmr, 0, IF_VEC) +/* VECTOR PACK */ + F(0xe794, VPK, VRR_c, V, 0, 0, 0, 0, vpk, 0, IF_VEC) +/* VECTOR PACK SATURATE */ + F(0xe797, VPKS, VRR_b, V, 0, 0, 0, 0, vpk, 0, IF_VEC) +/* VECTOR PACK LOGICAL SATURATE */ + F(0xe795, VPKLS, VRR_b, V, 0, 0, 0, 0, vpk, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 9c2cf8a77b8f..7ae38f71f75e 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -135,6 +135,12 @@ static void get_vec_element_ptr_i64(TCGv_ptr ptr, uint= 8_t reg, TCGv_i64 enr, tcg_temp_free_i64(tmp); } =20 +#define gen_gvec_3_ool(v1, v2, v3, data, fn) \ + tcg_gen_gvec_3_ool(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ + vec_full_reg_offset(v3), 16, 16, data, fn) +#define gen_gvec_3_ptr(v1, v2, v3, ptr, data, fn) \ + tcg_gen_gvec_3_ptr(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ + vec_full_reg_offset(v3), ptr, 16, 16, data, fn) #define gen_gvec_dup_i64(es, v1, c) \ tcg_gen_gvec_dup_i64(es, vec_full_reg_offset(v1), 16, 16, c) #define gen_gvec_mov(v1, v2) \ @@ -574,3 +580,86 @@ static DisasJumpType op_vmr(DisasContext *s, DisasOps = *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vpk(DisasContext *s, DisasOps *o) +{ + const uint8_t v1 =3D get_field(s->fields, v1); + const uint8_t v2 =3D get_field(s->fields, v2); + const uint8_t v3 =3D get_field(s->fields, v3); + const uint8_t es =3D get_field(s->fields, m4); + static gen_helper_gvec_3 * const vpk[3] =3D { + gen_helper_gvec_vpk16, + gen_helper_gvec_vpk32, + gen_helper_gvec_vpk64, + }; + static gen_helper_gvec_3 * const vpks[3] =3D { + gen_helper_gvec_vpks16, + gen_helper_gvec_vpks32, + gen_helper_gvec_vpks64, + }; + static gen_helper_gvec_3_ptr * const vpks_cc[3] =3D { + gen_helper_gvec_vpks_cc16, + gen_helper_gvec_vpks_cc32, + gen_helper_gvec_vpks_cc64, + }; + static gen_helper_gvec_3 * const vpkls[3] =3D { + gen_helper_gvec_vpkls16, + gen_helper_gvec_vpkls32, + gen_helper_gvec_vpkls64, + }; + static gen_helper_gvec_3_ptr * const vpkls_cc[3] =3D { + gen_helper_gvec_vpkls_cc16, + gen_helper_gvec_vpkls_cc32, + gen_helper_gvec_vpkls_cc64, + }; + + if (es =3D=3D ES_8 || es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + switch (s->fields->op2) { + case 0x97: + if (get_field(s->fields, m5) & 0x1) { + gen_gvec_3_ptr(v1, v2, v3, cpu_env, 0, vpks_cc[es - 1]); + set_cc_static(s); + } else { + gen_gvec_3_ool(v1, v2, v3, 0, vpks[es - 1]); + } + break; + case 0x95: + if (get_field(s->fields, m5) & 0x1) { + gen_gvec_3_ptr(v1, v2, v3, cpu_env, 0, vpkls_cc[es - 1]); + set_cc_static(s); + } else { + gen_gvec_3_ool(v1, v2, v3, 0, vpkls[es - 1]); + } + break; + case 0x94: + /* If sources and destination dont't overlap -> fast path */ + if (v1 !=3D v2 && v1 !=3D v3) { + const uint8_t src_es =3D get_field(s->fields, m4); + const uint8_t dst_es =3D src_es - 1; + TCGv_i64 tmp =3D tcg_temp_new_i64(); + int dst_idx, src_idx; + + for (dst_idx =3D 0; dst_idx < NUM_VEC_ELEMENTS(dst_es); dst_id= x++) { + src_idx =3D dst_idx; + if (src_idx < NUM_VEC_ELEMENTS(src_es)) { + read_vec_element_i64(tmp, v2, src_idx, src_es); + } else { + src_idx -=3D NUM_VEC_ELEMENTS(src_es); + read_vec_element_i64(tmp, v3, src_idx, src_es); + } + write_vec_element_i64(tmp, v1, dst_idx, dst_es); + } + tcg_temp_free_i64(tmp); + } else { + gen_gvec_3_ool(v1, v2, v3, 0, vpk[es - 1]); + } + break; + default: + g_assert_not_reached(); + } + return DISAS_NEXT; +} diff --git a/target/s390x/vec_helper.c b/target/s390x/vec_helper.c index 5b2333a8d666..7f680201b5f5 100644 --- a/target/s390x/vec_helper.c +++ b/target/s390x/vec_helper.c @@ -15,6 +15,7 @@ #include "internal.h" #include "vec.h" #include "tcg/tcg.h" +#include "tcg/tcg-gvec-desc.h" #include "exec/helper-proto.h" #include "exec/cpu_ldst.h" #include "exec/exec-all.h" @@ -42,3 +43,107 @@ void HELPER(vll)(CPUS390XState *env, void *v1, uint64_t= addr, uint64_t bytes) *(S390Vector *)v1 =3D tmp; } } + +#define DEF_VPK_HFN(BITS, TBITS) = \ +typedef uint##TBITS##_t (*vpk##BITS##_fn)(uint##BITS##_t, int *); = \ +static int vpk##BITS##_hfn(S390Vector *v1, const S390Vector *v2, = \ + const S390Vector *v3, vpk##BITS##_fn fn) = \ +{ = \ + int i, saturated =3D 0; = \ + S390Vector tmp; = \ + = \ + for (i =3D 0; i < (128 / TBITS); i++) { = \ + uint##BITS##_t src; = \ + = \ + if (i < (128 / BITS)) { = \ + src =3D s390_vec_read_element##BITS(v2, i); = \ + } else { = \ + src =3D s390_vec_read_element##BITS(v3, i - (128 / BITS)); = \ + } = \ + s390_vec_write_element##TBITS(&tmp, i, fn(src, &saturated)); = \ + } = \ + *v1 =3D tmp; = \ + return saturated; = \ +} +DEF_VPK_HFN(64, 32) +DEF_VPK_HFN(32, 16) +DEF_VPK_HFN(16, 8) + +#define DEF_VPK(BITS, TBITS) = \ +static uint##TBITS##_t vpk##BITS##e(uint##BITS##_t src, int *saturated) = \ +{ = \ + return src; = \ +} = \ +void HELPER(gvec_vpk##BITS)(void *v1, const void *v2, const void *v3, = \ + uint32_t desc) = \ +{ = \ + vpk##BITS##_hfn(v1, v2, v3, vpk##BITS##e); = \ +} +DEF_VPK(64, 32) +DEF_VPK(32, 16) +DEF_VPK(16, 8) + +#define DEF_VPKS(BITS, TBITS) = \ +static uint##TBITS##_t vpks##BITS##e(uint##BITS##_t src, int *saturated) = \ +{ = \ + if ((int##BITS##_t)src > INT##TBITS##_MAX) { = \ + (*saturated)++; = \ + return INT##TBITS##_MAX; = \ + } else if ((int##BITS##_t)src < INT##TBITS##_MIN) { = \ + (*saturated)++; = \ + return INT##TBITS##_MIN; = \ + } = \ + return src; = \ +} = \ +void HELPER(gvec_vpks##BITS)(void *v1, const void *v2, const void *v3, = \ + uint32_t desc) = \ +{ = \ + vpk##BITS##_hfn(v1, v2, v3, vpks##BITS##e); = \ +} = \ +void HELPER(gvec_vpks_cc##BITS)(void *v1, const void *v2, const void *v3, = \ + CPUS390XState *env, uint32_t desc) = \ +{ = \ + int saturated =3D vpk##BITS##_hfn(v1, v2, v3, vpks##BITS##e); = \ + = \ + if (saturated =3D=3D (128 / TBITS)) { = \ + env->cc_op =3D 3; = \ + } else if (saturated) { = \ + env->cc_op =3D 1; = \ + } else { = \ + env->cc_op =3D 0; = \ + } = \ +} +DEF_VPKS(64, 32) +DEF_VPKS(32, 16) +DEF_VPKS(16, 8) + +#define DEF_VPKLS(BITS, TBITS) = \ +static uint##TBITS##_t vpkls##BITS##e(uint##BITS##_t src, int *saturated) = \ +{ = \ + if (src > UINT##TBITS##_MAX) { = \ + (*saturated)++; = \ + return UINT##TBITS##_MAX; = \ + } = \ + return src; = \ +} = \ +void HELPER(gvec_vpkls##BITS)(void *v1, const void *v2, const void *v3, = \ + uint32_t desc) = \ +{ = \ + vpk##BITS##_hfn(v1, v2, v3, vpkls##BITS##e); = \ +} = \ +void HELPER(gvec_vpkls_cc##BITS)(void *v1, const void *v2, const void *v3,= \ + CPUS390XState *env, uint32_t desc) = \ +{ = \ + int saturated =3D vpk##BITS##_hfn(v1, v2, v3, vpkls##BITS##e); = \ + = \ + if (saturated =3D=3D (128 / TBITS)) { = \ + env->cc_op =3D 3; = \ + } else if (saturated) { = \ + env->cc_op =3D 1; = \ + } else { = \ + env->cc_op =3D 0; = \ + } = \ +} +DEF_VPKLS(64, 32) +DEF_VPKLS(32, 16) +DEF_VPKLS(16, 8) --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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charset="utf-8" From: David Hildenbrand Take care of overlying inputs and outputs by using a temporary vector. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-21-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/helper.h | 1 + target/s390x/insn-data.def | 1 + target/s390x/translate_vx.inc.c | 12 ++++++++++++ target/s390x/vec_helper.c | 20 ++++++++++++++++++++ 4 files changed, 34 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 315495f49fc2..577edb384fe6 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -141,6 +141,7 @@ DEF_HELPER_FLAGS_4(gvec_vpkls64, TCG_CALL_NO_RWG, void,= ptr, cptr, cptr, i32) DEF_HELPER_5(gvec_vpkls_cc16, void, ptr, cptr, cptr, env, i32) DEF_HELPER_5(gvec_vpkls_cc32, void, ptr, cptr, cptr, env, i32) DEF_HELPER_5(gvec_vpkls_cc64, void, ptr, cptr, cptr, env, i32) +DEF_HELPER_FLAGS_5(gvec_vperm, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, cpt= r, i32) =20 #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 39cd6f27c159..5f77462bb1a2 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1020,6 +1020,7 @@ F(0xe797, VPKS, VRR_b, V, 0, 0, 0, 0, vpk, 0, IF_VEC) /* VECTOR PACK LOGICAL SATURATE */ F(0xe795, VPKLS, VRR_b, V, 0, 0, 0, 0, vpk, 0, IF_VEC) + F(0xe78c, VPERM, VRR_e, V, 0, 0, 0, 0, vperm, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 7ae38f71f75e..d8cf4360cf61 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -141,6 +141,10 @@ static void get_vec_element_ptr_i64(TCGv_ptr ptr, uint= 8_t reg, TCGv_i64 enr, #define gen_gvec_3_ptr(v1, v2, v3, ptr, data, fn) \ tcg_gen_gvec_3_ptr(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ vec_full_reg_offset(v3), ptr, 16, 16, data, fn) +#define gen_gvec_4_ool(v1, v2, v3, v4, data, fn) \ + tcg_gen_gvec_4_ool(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ + vec_full_reg_offset(v3), vec_full_reg_offset(v4), \ + 16, 16, data, fn) #define gen_gvec_dup_i64(es, v1, c) \ tcg_gen_gvec_dup_i64(es, vec_full_reg_offset(v1), 16, 16, c) #define gen_gvec_mov(v1, v2) \ @@ -663,3 +667,11 @@ static DisasJumpType op_vpk(DisasContext *s, DisasOps = *o) } return DISAS_NEXT; } + +static DisasJumpType op_vperm(DisasContext *s, DisasOps *o) +{ + gen_gvec_4_ool(get_field(s->fields, v1), get_field(s->fields, v2), + get_field(s->fields, v3), get_field(s->fields, v4), + 0, gen_helper_gvec_vperm); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_helper.c b/target/s390x/vec_helper.c index 7f680201b5f5..021695b38c21 100644 --- a/target/s390x/vec_helper.c +++ b/target/s390x/vec_helper.c @@ -147,3 +147,23 @@ void HELPER(gvec_vpkls_cc##BITS)(void *v1, const void = *v2, const void *v3, \ DEF_VPKLS(64, 32) DEF_VPKLS(32, 16) DEF_VPKLS(16, 8) + +void HELPER(gvec_vperm)(void *v1, const void *v2, const void *v3, + const void *v4, uint32_t desc) +{ + S390Vector tmp; + int i; + + for (i =3D 0; i < 16; i++) { + const uint8_t selector =3D s390_vec_read_element8(v4, i) & 0x1f; + uint8_t byte; + + if (selector < 16) { + byte =3D s390_vec_read_element8(v2, selector); + } else { + byte =3D s390_vec_read_element8(v3, selector - 16); + } + s390_vec_write_element8(&tmp, i, byte); + } + *(S390Vector *)v1 =3D tmp; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296516118554.4205910370155; Mon, 11 Mar 2019 02:28:36 -0700 (PDT) Received: from localhost ([127.0.0.1]:58152 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3HEV-0006mR-O8 for importer@patchew.org; Mon, 11 Mar 2019 05:28:31 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43761) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GsE-0004Nb-4N for qemu-devel@nongnu.org; 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Mon, 11 Mar 2019 09:05:21 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 22/33] s390x/tcg: Implement VECTOR PERMUTE DOUBLEWORD IMMEDIATE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Read the whole input before modifying the destination vector. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-22-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 16 ++++++++++++++++ 2 files changed, 18 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 5f77462bb1a2..7314ae4704b9 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1021,6 +1021,8 @@ /* VECTOR PACK LOGICAL SATURATE */ F(0xe795, VPKLS, VRR_b, V, 0, 0, 0, 0, vpk, 0, IF_VEC) F(0xe78c, VPERM, VRR_e, V, 0, 0, 0, 0, vperm, 0, IF_VEC) +/* VECTOR PERMUTE DOUBLEWORD IMMEDIATE */ + F(0xe784, VPDI, VRR_c, V, 0, 0, 0, 0, vpdi, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index d8cf4360cf61..b23955b8481e 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -675,3 +675,19 @@ static DisasJumpType op_vperm(DisasContext *s, DisasOp= s *o) 0, gen_helper_gvec_vperm); return DISAS_NEXT; } + +static DisasJumpType op_vpdi(DisasContext *s, DisasOps *o) +{ + const uint8_t i2 =3D extract32(get_field(s->fields, m4), 2, 1); + const uint8_t i3 =3D extract32(get_field(s->fields, m4), 0, 1); + TCGv_i64 t0 =3D tcg_temp_new_i64(); + TCGv_i64 t1 =3D tcg_temp_new_i64(); + + read_vec_element_i64(t0, get_field(s->fields, v2), i2, ES_64); + read_vec_element_i64(t1, get_field(s->fields, v3), i3, ES_64); + write_vec_element_i64(t0, get_field(s->fields, v1), 0, ES_64); + write_vec_element_i64(t1, get_field(s->fields, v1), 1, ES_64); + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552295846961114.64892238624748; Mon, 11 Mar 2019 02:17:26 -0700 (PDT) Received: from localhost ([127.0.0.1]:57988 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3H3i-0005Hb-Oe for importer@patchew.org; Mon, 11 Mar 2019 05:17:22 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43875) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GsP-0004T8-TB for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:05:42 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3GsJ-00075U-Qi for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:05:41 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57278) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GsG-00070F-0l; Mon, 11 Mar 2019 05:05:33 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A749481F0D; Mon, 11 Mar 2019 09:05:26 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9645760C54; Mon, 11 Mar 2019 09:05:23 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:12 +0100 Message-Id: <20190311090322.21603-24-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Mon, 11 Mar 2019 09:05:26 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 23/33] s390x/tcg: Implement VECTOR REPLICATE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Replicate via the special gvec helper. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-23-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 16 ++++++++++++++++ 2 files changed, 18 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 7314ae4704b9..14e010765d22 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1023,6 +1023,8 @@ F(0xe78c, VPERM, VRR_e, V, 0, 0, 0, 0, vperm, 0, IF_VEC) /* VECTOR PERMUTE DOUBLEWORD IMMEDIATE */ F(0xe784, VPDI, VRR_c, V, 0, 0, 0, 0, vpdi, 0, IF_VEC) +/* VECTOR REPLICATE */ + F(0xe74d, VREP, VRI_c, V, 0, 0, 0, 0, vrep, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index b23955b8481e..21bf2dc58ff9 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -691,3 +691,19 @@ static DisasJumpType op_vpdi(DisasContext *s, DisasOps= *o) tcg_temp_free_i64(t1); return DISAS_NEXT; } + +static DisasJumpType op_vrep(DisasContext *s, DisasOps *o) +{ + const uint8_t enr =3D get_field(s->fields, i2); + const uint8_t es =3D get_field(s->fields, m4); + + if (es > ES_64 || !valid_vec_element(enr, es)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tcg_gen_gvec_dup_mem(es, vec_full_reg_offset(get_field(s->fields, v1)), + vec_reg_offset(get_field(s->fields, v3), enr, es), + 16, 16); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296588734735.9702758902309; Mon, 11 Mar 2019 02:29:48 -0700 (PDT) Received: from localhost ([127.0.0.1]:58158 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3HFe-0007kC-If for importer@patchew.org; Mon, 11 Mar 2019 05:29:42 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43846) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GsM-0004Ri-Tu for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:05:48 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3GsL-00076h-PK for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:05:38 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57336) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GsJ-00074E-Q8; Mon, 11 Mar 2019 05:05:36 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2A76E81F0F; Mon, 11 Mar 2019 09:05:33 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A636E17250; Mon, 11 Mar 2019 09:05:30 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:13 +0100 Message-Id: <20190311090322.21603-25-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Mon, 11 Mar 2019 09:05:33 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 24/33] s390x/tcg: Implement VECTOR REPLICATE IMMEDIATE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Like VECTOR REPLICATE, but the element to be replicated comes from an immediate. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-24-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 14 ++++++++++++++ 2 files changed, 16 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 14e010765d22..99fb697d914b 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1025,6 +1025,8 @@ F(0xe784, VPDI, VRR_c, V, 0, 0, 0, 0, vpdi, 0, IF_VEC) /* VECTOR REPLICATE */ F(0xe74d, VREP, VRI_c, V, 0, 0, 0, 0, vrep, 0, IF_VEC) +/* VECTOR REPLICATE IMMEDIATE */ + F(0xe745, VREPI, VRI_a, V, 0, 0, 0, 0, vrepi, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 21bf2dc58ff9..b6061d7acfec 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -707,3 +707,17 @@ static DisasJumpType op_vrep(DisasContext *s, DisasOps= *o) 16, 16); return DISAS_NEXT; } + +static DisasJumpType op_vrepi(DisasContext *s, DisasOps *o) +{ + const int64_t data =3D (int16_t)get_field(s->fields, i2); + const uint8_t es =3D get_field(s->fields, m3); + + if (es > ES_64) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + gen_gvec_dupi(es, get_field(s->fields, v1), data); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 155229640018821.08506062504; Mon, 11 Mar 2019 02:26:40 -0700 (PDT) Received: from localhost ([127.0.0.1]:58125 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3HCd-0005HM-6B for importer@patchew.org; Mon, 11 Mar 2019 05:26:35 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43863) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GsO-0004Rl-CP for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:05:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3GsN-00078G-Bp for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:05:40 -0400 Received: from mx1.redhat.com ([209.132.183.28]:39032) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GsN-00077U-38; Mon, 11 Mar 2019 05:05:39 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 4BADE309178C; Mon, 11 Mar 2019 09:05:38 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0BD215D705; Mon, 11 Mar 2019 09:05:34 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:14 +0100 Message-Id: <20190311090322.21603-26-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.41]); Mon, 11 Mar 2019 09:05:38 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 25/33] s390x/tcg: Implement VECTOR SCATTER ELEMENT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Similar to VECTOR GATHER ELEMENT, but the other direction. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-25-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 3 +++ target/s390x/translate_vx.inc.c | 22 ++++++++++++++++++++++ 2 files changed, 25 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 99fb697d914b..8d7c834e7d4a 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1027,6 +1027,9 @@ F(0xe74d, VREP, VRI_c, V, 0, 0, 0, 0, vrep, 0, IF_VEC) /* VECTOR REPLICATE IMMEDIATE */ F(0xe745, VREPI, VRI_a, V, 0, 0, 0, 0, vrepi, 0, IF_VEC) +/* VECTOR SCATTER ELEMENT */ + E(0xe71b, VSCEF, VRV, V, la2, 0, 0, 0, vsce, 0, ES_32, IF_VEC) + E(0xe71a, VSCEG, VRV, V, la2, 0, 0, 0, vsce, 0, ES_64, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index b6061d7acfec..cd8c173b36eb 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -721,3 +721,25 @@ static DisasJumpType op_vrepi(DisasContext *s, DisasOp= s *o) gen_gvec_dupi(es, get_field(s->fields, v1), data); return DISAS_NEXT; } + +static DisasJumpType op_vsce(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D s->insn->data; + const uint8_t enr =3D get_field(s->fields, m3); + TCGv_i64 tmp; + + if (!valid_vec_element(enr, es)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + read_vec_element_i64(tmp, get_field(s->fields, v2), enr, es); + tcg_gen_add_i64(o->addr1, o->addr1, tmp); + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 0); + + read_vec_element_i64(tmp, get_field(s->fields, v1), enr, es); + tcg_gen_qemu_st_i64(tmp, o->addr1, get_mem_index(s), MO_TE | es); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296048859654.2932305498065; Mon, 11 Mar 2019 02:20:48 -0700 (PDT) Received: from localhost ([127.0.0.1]:58023 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3H6z-00005j-PW for importer@patchew.org; Mon, 11 Mar 2019 05:20:45 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43937) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GsX-0004bq-PT for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:05:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3GsT-0007CS-TK for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:05:49 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47010) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3GsT-0007BY-9s; Mon, 11 Mar 2019 05:05:45 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6AC45C057F32; Mon, 11 Mar 2019 09:05:44 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 555E65DA38; Mon, 11 Mar 2019 09:05:40 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:15 +0100 Message-Id: <20190311090322.21603-27-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Mon, 11 Mar 2019 09:05:44 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 26/33] s390x/tcg: Implement VECTOR SELECT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Provide an implementation based on i64 and on real host vectors. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-26-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 41 +++++++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 8d7c834e7d4a..ae58ff440b51 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1030,6 +1030,8 @@ /* VECTOR SCATTER ELEMENT */ E(0xe71b, VSCEF, VRV, V, la2, 0, 0, 0, vsce, 0, ES_32, IF_VEC) E(0xe71a, VSCEG, VRV, V, la2, 0, 0, 0, vsce, 0, ES_64, IF_VEC) +/* VECTOR SELECT */ + F(0xe78d, VSEL, VRR_e, V, 0, 0, 0, 0, vsel, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index cd8c173b36eb..e685506b8c39 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -141,6 +141,10 @@ static void get_vec_element_ptr_i64(TCGv_ptr ptr, uint= 8_t reg, TCGv_i64 enr, #define gen_gvec_3_ptr(v1, v2, v3, ptr, data, fn) \ tcg_gen_gvec_3_ptr(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ vec_full_reg_offset(v3), ptr, 16, 16, data, fn) +#define gen_gvec_4(v1, v2, v3, v4, gen) \ + tcg_gen_gvec_4(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ + vec_full_reg_offset(v3), vec_full_reg_offset(v4), \ + 16, 16, gen) #define gen_gvec_4_ool(v1, v2, v3, v4, data, fn) \ tcg_gen_gvec_4_ool(vec_full_reg_offset(v1), vec_full_reg_offset(v2), \ vec_full_reg_offset(v3), vec_full_reg_offset(v4), \ @@ -743,3 +747,40 @@ static DisasJumpType op_vsce(DisasContext *s, DisasOps= *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static void gen_sel_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b, TCGv_i64 c) +{ + TCGv_i64 t =3D tcg_temp_new_i64(); + + /* bit in c not set -> copy bit from b */ + tcg_gen_andc_i64(t, b, c); + /* bit in c set -> copy bit from a */ + tcg_gen_and_i64(d, a, c); + /* merge the results */ + tcg_gen_or_i64(d, d, t); + tcg_temp_free_i64(t); +} + +static void gen_sel_vec(unsigned vece, TCGv_vec d, TCGv_vec a, TCGv_vec b, + TCGv_vec c) +{ + TCGv_vec t =3D tcg_temp_new_vec_matching(d); + + tcg_gen_andc_vec(vece, t, b, c); + tcg_gen_and_vec(vece, d, a, c); + tcg_gen_or_vec(vece, d, d, t); + tcg_temp_free_vec(t); +} + +static DisasJumpType op_vsel(DisasContext *s, DisasOps *o) +{ + static const GVecGen4 gvec_op =3D { + .fni8 =3D gen_sel_i64, + .fniv =3D gen_sel_vec, + .prefer_i64 =3D TCG_TARGET_REG_BITS =3D=3D 64, + }; + + gen_gvec_4(get_field(s->fields, v1), get_field(s->fields, v2), + get_field(s->fields, v3), get_field(s->fields, v4), &gvec_o= p); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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Mon, 11 Mar 2019 09:05:49 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 27/33] s390x/tcg: Implement VECTOR SIGN EXTEND TO DOUBLEWORD X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Load both elements signed and store them into the two 64 bit elements. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-27-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 33 +++++++++++++++++++++++++++++++++ 2 files changed, 35 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index ae58ff440b51..555250fd5aca 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1032,6 +1032,8 @@ E(0xe71a, VSCEG, VRV, V, la2, 0, 0, 0, vsce, 0, ES_64, IF_VEC) /* VECTOR SELECT */ F(0xe78d, VSEL, VRR_e, V, 0, 0, 0, 0, vsel, 0, IF_VEC) +/* VECTOR SIGN EXTEND TO DOUBLEWORD */ + F(0xe75f, VSEG, VRR_a, V, 0, 0, 0, 0, vseg, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index e685506b8c39..cf1d319e4e27 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -784,3 +784,36 @@ static DisasJumpType op_vsel(DisasContext *s, DisasOps= *o) get_field(s->fields, v3), get_field(s->fields, v4), &gvec_o= p); return DISAS_NEXT; } + +static DisasJumpType op_vseg(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D get_field(s->fields, m3); + int idx1, idx2; + TCGv_i64 tmp; + + switch (es) { + case ES_8: + idx1 =3D 7; + idx2 =3D 15; + break; + case ES_16: + idx1 =3D 3; + idx2 =3D 7; + break; + case ES_32: + idx1 =3D 1; + idx2 =3D 3; + break; + default: + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + read_vec_element_i64(tmp, get_field(s->fields, v2), idx1, es | MO_SIGN= ); + write_vec_element_i64(tmp, get_field(s->fields, v1), 0, ES_64); + read_vec_element_i64(tmp, get_field(s->fields, v2), idx2, es | MO_SIGN= ); + write_vec_element_i64(tmp, get_field(s->fields, v1), 1, ES_64); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; 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Mon, 11 Mar 2019 05:05:56 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id DAA8230DDBB3; Mon, 11 Mar 2019 09:05:52 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4820A5DA62; Mon, 11 Mar 2019 09:05:51 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:17 +0100 Message-Id: <20190311090322.21603-29-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.49]); Mon, 11 Mar 2019 09:05:52 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 28/33] s390x/tcg: Provide probe_write_access helper X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Instead of checking e.g. the first access on every touched page, we should check the actual access, otherwise we might get false positives when Low Address Protection (LAP) is active. As probe_write() can only deal with accesses to one page, we have to loop. Use i64 for the length, although not needed - easier to reuse TCG temps we already have in the translation functions where this will be used. Also allow it to be used from other helpers. Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-28-david@redhat.com> [CH: add missing page_check_range()] Reviewed-by: Richard Henderson Signed-off-by: Cornelia Huck --- target/s390x/helper.h | 1 + target/s390x/internal.h | 2 ++ target/s390x/mem_helper.c | 26 ++++++++++++++++++++++++++ 3 files changed, 29 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 577edb384fe6..e2710f4fb33b 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -123,6 +123,7 @@ DEF_HELPER_4(cu42, i32, env, i32, i32, i32) DEF_HELPER_5(msa, i32, env, i32, i32, i32, i32) DEF_HELPER_FLAGS_1(stpt, TCG_CALL_NO_RWG, i64, env) DEF_HELPER_FLAGS_1(stck, TCG_CALL_NO_RWG_SE, i64, env) +DEF_HELPER_FLAGS_3(probe_write_access, TCG_CALL_NO_WG, void, env, i64, i64) =20 /* =3D=3D=3D Vector Support Instructions =3D=3D=3D */ DEF_HELPER_FLAGS_4(vll, TCG_CALL_NO_WG, void, env, ptr, i64, i64) diff --git a/target/s390x/internal.h b/target/s390x/internal.h index 07b69b8ea000..3b4855c17502 100644 --- a/target/s390x/internal.h +++ b/target/s390x/internal.h @@ -349,6 +349,8 @@ void ioinst_handle_sal(S390CPU *cpu, uint64_t reg1, uin= tptr_t ra); =20 /* mem_helper.c */ target_ulong mmu_real2abs(CPUS390XState *env, target_ulong raddr); +void probe_write_access(CPUS390XState *env, uint64_t addr, uint64_t len, + uintptr_t ra); =20 =20 /* mmu_helper.c */ diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index a506d9ef99f7..3f76a8abfd37 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -2623,3 +2623,29 @@ uint32_t HELPER(cu42)(CPUS390XState *env, uint32_t r= 1, uint32_t r2, uint32_t m3) return convert_unicode(env, r1, r2, m3, GETPC(), decode_utf32, encode_utf16); } + +void probe_write_access(CPUS390XState *env, uint64_t addr, uint64_t len, + uintptr_t ra) +{ +#ifdef CONFIG_USER_ONLY + if (!h2g_valid(addr) || !h2g_valid(addr + len - 1) || + page_check_range(addr, len, PAGE_WRITE) < 0) { + s390_program_interrupt(env, PGM_ADDRESSING, ILEN_AUTO, ra); + } +#else + /* test the actual access, not just any access to the page due to LAP = */ + while (len) { + const uint64_t pagelen =3D -(addr | -TARGET_PAGE_MASK); + const uint64_t curlen =3D MIN(pagelen, len); + + probe_write(env, addr, curlen, cpu_mmu_index(env, false), ra); + addr =3D wrap_address(env, addr + curlen); + len -=3D curlen; + } +#endif +} + +void HELPER(probe_write_access)(CPUS390XState *env, uint64_t addr, uint64_= t len) +{ + probe_write_access(env, addr, len, GETPC()); +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 15522967090455.38834731787324; 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Mon, 11 Mar 2019 09:06:00 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D54C060C8E; Mon, 11 Mar 2019 09:05:54 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:18 +0100 Message-Id: <20190311090322.21603-30-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.44]); Mon, 11 Mar 2019 09:06:00 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 29/33] s390x/tcg: Implement VECTOR STORE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Properly probe the whole access first. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-29-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 17 +++++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 555250fd5aca..4525d5b1452f 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1034,6 +1034,8 @@ F(0xe78d, VSEL, VRR_e, V, 0, 0, 0, 0, vsel, 0, IF_VEC) /* VECTOR SIGN EXTEND TO DOUBLEWORD */ F(0xe75f, VSEG, VRR_a, V, 0, 0, 0, 0, vseg, 0, IF_VEC) +/* VECTOR STORE */ + F(0xe70e, VST, VRX, V, la2, 0, 0, 0, vst, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index cf1d319e4e27..fcddd0cde713 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -113,6 +113,7 @@ static void write_vec_element_i64(TCGv_i64 src, int reg= , uint8_t enr, } } =20 + static void get_vec_element_ptr_i64(TCGv_ptr ptr, uint8_t reg, TCGv_i64 en= r, uint8_t es) { @@ -817,3 +818,19 @@ static DisasJumpType op_vseg(DisasContext *s, DisasOps= *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vst(DisasContext *s, DisasOps *o) +{ + TCGv_i64 tmp =3D tcg_const_i64(16); + + /* Probe write access before actually modifying memory */ + gen_helper_probe_write_access(cpu_env, o->addr1, tmp); + + read_vec_element_i64(tmp, get_field(s->fields, v1), 0, ES_64); + tcg_gen_qemu_st_i64(tmp, o->addr1, get_mem_index(s), MO_TEQ); + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 8); + read_vec_element_i64(tmp, get_field(s->fields, v1), 1, ES_64); + tcg_gen_qemu_st_i64(tmp, o->addr1, get_mem_index(s), MO_TEQ); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296897156732.8754295301935; Mon, 11 Mar 2019 02:34:57 -0700 (PDT) Received: from localhost ([127.0.0.1]:58257 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3HKc-0003sm-5f for importer@patchew.org; Mon, 11 Mar 2019 05:34:50 -0400 Received: from eggs.gnu.org ([209.51.188.92]:44188) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gt0-000516-EL for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:06:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Gsu-0007Yc-Rg for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:06:18 -0400 Received: from mx1.redhat.com ([209.132.183.28]:32962) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Gsu-0007Xs-Jg; Mon, 11 Mar 2019 05:06:12 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id CDBB0307D846; Mon, 11 Mar 2019 09:06:11 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E09191822E; Mon, 11 Mar 2019 09:06:01 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:19 +0100 Message-Id: <20190311090322.21603-31-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.48]); Mon, 11 Mar 2019 09:06:11 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 30/33] s390x/tcg: Implement VECTOR STORE ELEMENT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand As we only store one element, there is nothing to consider regarding exceptions. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-30-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 5 +++++ target/s390x/translate_vx.inc.c | 18 ++++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 4525d5b1452f..ff5b9e7302d2 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1036,6 +1036,11 @@ F(0xe75f, VSEG, VRR_a, V, 0, 0, 0, 0, vseg, 0, IF_VEC) /* VECTOR STORE */ F(0xe70e, VST, VRX, V, la2, 0, 0, 0, vst, 0, IF_VEC) +/* VECTOR STORE ELEMENT */ + E(0xe708, VSTEB, VRX, V, la2, 0, 0, 0, vste, 0, ES_8, IF_VEC) + E(0xe709, VSTEH, VRX, V, la2, 0, 0, 0, vste, 0, ES_16, IF_VEC) + E(0xe70b, VSTEF, VRX, V, la2, 0, 0, 0, vste, 0, ES_32, IF_VEC) + E(0xe70a, VSTEG, VRX, V, la2, 0, 0, 0, vste, 0, ES_64, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index fcddd0cde713..ecc295da5b6f 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -834,3 +834,21 @@ static DisasJumpType op_vst(DisasContext *s, DisasOps = *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vste(DisasContext *s, DisasOps *o) +{ + const uint8_t es =3D s->insn->data; + const uint8_t enr =3D get_field(s->fields, m3); + TCGv_i64 tmp; + + if (!valid_vec_element(enr, es)) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + read_vec_element_i64(tmp, get_field(s->fields, v1), enr, es); + tcg_gen_qemu_st_i64(tmp, o->addr1, get_mem_index(s), MO_TE | es); + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296428473817.0401900683431; Mon, 11 Mar 2019 02:27:08 -0700 (PDT) Received: from localhost ([127.0.0.1]:58140 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3HD6-0005dJ-AS for importer@patchew.org; Mon, 11 Mar 2019 05:27:04 -0400 Received: from eggs.gnu.org ([209.51.188.92]:44207) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3Gt2-00052q-A2 for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:06:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Gt0-0007b3-Rm for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:06:20 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59842) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Gt0-0007ac-JA; Mon, 11 Mar 2019 05:06:18 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C442230821F8; Mon, 11 Mar 2019 09:06:17 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C176960C95; Mon, 11 Mar 2019 09:06:13 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:20 +0100 Message-Id: <20190311090322.21603-32-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.47]); Mon, 11 Mar 2019 09:06:17 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 31/33] s390x/tcg: Implement VECTOR STORE MULTIPLE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Similar to VECTOR LOAD MULTIPLE, just the opposite direction. Probe write access first. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-31-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 30 ++++++++++++++++++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index ff5b9e7302d2..17fd9a898b56 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1041,6 +1041,8 @@ E(0xe709, VSTEH, VRX, V, la2, 0, 0, 0, vste, 0, ES_16, IF_VEC) E(0xe70b, VSTEF, VRX, V, la2, 0, 0, 0, vste, 0, ES_32, IF_VEC) E(0xe70a, VSTEG, VRX, V, la2, 0, 0, 0, vste, 0, ES_64, IF_VEC) +/* VECTOR STORE MULTIPLE */ + F(0xe73e, VSTM, VRS_a, V, la2, 0, 0, 0, vstm, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index ecc295da5b6f..0c75374203c2 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -852,3 +852,33 @@ static DisasJumpType op_vste(DisasContext *s, DisasOps= *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vstm(DisasContext *s, DisasOps *o) +{ + const uint8_t v3 =3D get_field(s->fields, v3); + uint8_t v1 =3D get_field(s->fields, v1); + TCGv_i64 tmp; + + while (v3 < v1 || (v3 - v1 + 1) > 16) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + /* Probe write access before actually modifying memory */ + tmp =3D tcg_const_i64((v3 - v1 + 1) * 16); + gen_helper_probe_write_access(cpu_env, o->addr1, tmp); + + for (;; v1++) { + read_vec_element_i64(tmp, v1, 0, ES_64); + tcg_gen_qemu_st_i64(tmp, o->addr1, get_mem_index(s), MO_TEQ); + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 8); + read_vec_element_i64(tmp, v1, 1, ES_64); + tcg_gen_qemu_st_i64(tmp, o->addr1, get_mem_index(s), MO_TEQ); + if (v1 =3D=3D v3) { + break; + } + gen_addi_and_wrap_i64(s, o->addr1, o->addr1, 8); + } + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296612214392.311645699668; Mon, 11 Mar 2019 02:30:12 -0700 (PDT) Received: from localhost ([127.0.0.1]:58168 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3HG3-0008AO-3d for importer@patchew.org; Mon, 11 Mar 2019 05:30:07 -0400 Received: from eggs.gnu.org ([209.51.188.92]:44262) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h3GtB-00059Q-JL for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:06:30 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h3Gt9-0007iy-Bp for qemu-devel@nongnu.org; Mon, 11 Mar 2019 05:06:29 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35772) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h3Gt9-0007i0-0D; Mon, 11 Mar 2019 05:06:27 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id CF1F681DE3; Mon, 11 Mar 2019 09:06:24 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 8533761469; Mon, 11 Mar 2019 09:06:19 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:21 +0100 Message-Id: <20190311090322.21603-33-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Mon, 11 Mar 2019 09:06:24 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 32/33] s390x/tcg: Implement VECTOR STORE WITH LENGTH X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Very similar to VECTOR LOAD WITH LENGTH, just the opposite direction. Properly probe write access before modifying memory. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-32-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/helper.h | 1 + target/s390x/insn-data.def | 2 ++ target/s390x/translate_vx.inc.c | 13 +++++++++++++ target/s390x/vec_helper.c | 24 ++++++++++++++++++++++++ 4 files changed, 40 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index e2710f4fb33b..0b494a2fd2cc 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -143,6 +143,7 @@ DEF_HELPER_5(gvec_vpkls_cc16, void, ptr, cptr, cptr, en= v, i32) DEF_HELPER_5(gvec_vpkls_cc32, void, ptr, cptr, cptr, env, i32) DEF_HELPER_5(gvec_vpkls_cc64, void, ptr, cptr, cptr, env, i32) DEF_HELPER_FLAGS_5(gvec_vperm, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, cpt= r, i32) +DEF_HELPER_FLAGS_4(vstl, TCG_CALL_NO_WG, void, env, cptr, i64, i64) =20 #ifndef CONFIG_USER_ONLY DEF_HELPER_3(servc, i32, env, i64, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 17fd9a898b56..00ba9444a3b3 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1043,6 +1043,8 @@ E(0xe70a, VSTEG, VRX, V, la2, 0, 0, 0, vste, 0, ES_64, IF_VEC) /* VECTOR STORE MULTIPLE */ F(0xe73e, VSTM, VRS_a, V, la2, 0, 0, 0, vstm, 0, IF_VEC) +/* VECTOR STORE WITH LENGTH */ + F(0xe73f, VSTL, VRS_b, V, la2, r3_32u, 0, 0, vstl, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index 0c75374203c2..fcdda0c59147 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -882,3 +882,16 @@ static DisasJumpType op_vstm(DisasContext *s, DisasOps= *o) tcg_temp_free_i64(tmp); return DISAS_NEXT; } + +static DisasJumpType op_vstl(DisasContext *s, DisasOps *o) +{ + const int v1_offs =3D vec_full_reg_offset(get_field(s->fields, v1)); + TCGv_ptr a0 =3D tcg_temp_new_ptr(); + + /* convert highest index into an actual length */ + tcg_gen_addi_i64(o->in2, o->in2, 1); + tcg_gen_addi_ptr(a0, cpu_env, v1_offs); + gen_helper_vstl(cpu_env, a0, o->addr1, o->in2); + tcg_temp_free_ptr(a0); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_helper.c b/target/s390x/vec_helper.c index 021695b38c21..bb4c9304f09b 100644 --- a/target/s390x/vec_helper.c +++ b/target/s390x/vec_helper.c @@ -167,3 +167,27 @@ void HELPER(gvec_vperm)(void *v1, const void *v2, cons= t void *v3, } *(S390Vector *)v1 =3D tmp; } + +void HELPER(vstl)(CPUS390XState *env, const void *v1, uint64_t addr, + uint64_t bytes) +{ + /* Probe write access before actually modifying memory */ + probe_write_access(env, addr, bytes, GETPC()); + + if (likely(bytes >=3D 16)) { + cpu_stq_data_ra(env, addr, s390_vec_read_element64(v1, 0), GETPC()= ); + addr =3D wrap_address(env, addr + 8); + cpu_stq_data_ra(env, addr, s390_vec_read_element64(v1, 1), GETPC()= ); + } else { + S390Vector tmp =3D {}; + int i; + + for (i =3D 0; i < bytes; i++) { + uint8_t byte =3D s390_vec_read_element8(v1, i); + + cpu_stb_data_ra(env, addr, byte, GETPC()); + addr =3D wrap_address(env, addr + 1); + } + *(S390Vector *)v1 =3D tmp; + } +} --=20 2.17.2 From nobody Wed Jun 26 08:20:26 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552296729105605.7228340647362; 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Mon, 11 Mar 2019 09:06:27 +0000 (UTC) Received: from localhost (ovpn-117-96.ams2.redhat.com [10.36.117.96]) by smtp.corp.redhat.com (Postfix) with ESMTPS id BC6E517250; Mon, 11 Mar 2019 09:06:26 +0000 (UTC) From: Cornelia Huck To: Peter Maydell Date: Mon, 11 Mar 2019 10:03:22 +0100 Message-Id: <20190311090322.21603-34-cohuck@redhat.com> In-Reply-To: <20190311090322.21603-1-cohuck@redhat.com> References: <20190311090322.21603-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.41]); Mon, 11 Mar 2019 09:06:27 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 33/33] s390x/tcg: Implement VECTOR UNPACK * X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, Cornelia Huck , qemu-devel@nongnu.org, David Hildenbrand Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: David Hildenbrand Combine all variant in a single handler. As source and destination have different element sizes, we can't use gvec expansion. Expand manually. Also watch out for overlapping source and destination registers. Use a safe evaluation order depending on the operation. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand Message-Id: <20190307121539.12842-33-david@redhat.com> Signed-off-by: Cornelia Huck --- target/s390x/insn-data.def | 8 +++++++ target/s390x/translate_vx.inc.c | 38 +++++++++++++++++++++++++++++++++ 2 files changed, 46 insertions(+) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 00ba9444a3b3..71fa9b8d6c53 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1045,6 +1045,14 @@ F(0xe73e, VSTM, VRS_a, V, la2, 0, 0, 0, vstm, 0, IF_VEC) /* VECTOR STORE WITH LENGTH */ F(0xe73f, VSTL, VRS_b, V, la2, r3_32u, 0, 0, vstl, 0, IF_VEC) +/* VECTOR UNPACK HIGH */ + F(0xe7d7, VUPH, VRR_a, V, 0, 0, 0, 0, vup, 0, IF_VEC) +/* VECTOR UNPACK LOGICAL HIGH */ + F(0xe7d5, VUPLH, VRR_a, V, 0, 0, 0, 0, vup, 0, IF_VEC) +/* VECTOR UNPACK LOW */ + F(0xe7d6, VUPL, VRR_a, V, 0, 0, 0, 0, vup, 0, IF_VEC) +/* VECTOR UNPACK LOGICAL LOW */ + F(0xe7d4, VUPLL, VRR_a, V, 0, 0, 0, 0, vup, 0, IF_VEC) =20 #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.in= c.c index fcdda0c59147..76f9a5d939c2 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -895,3 +895,41 @@ static DisasJumpType op_vstl(DisasContext *s, DisasOps= *o) tcg_temp_free_ptr(a0); return DISAS_NEXT; } + +static DisasJumpType op_vup(DisasContext *s, DisasOps *o) +{ + const bool logical =3D s->fields->op2 =3D=3D 0xd4 || s->fields->op2 = =3D=3D 0xd5; + const uint8_t v1 =3D get_field(s->fields, v1); + const uint8_t v2 =3D get_field(s->fields, v2); + const uint8_t src_es =3D get_field(s->fields, m3); + const uint8_t dst_es =3D src_es + 1; + int dst_idx, src_idx; + TCGv_i64 tmp; + + if (src_es > ES_32) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + tmp =3D tcg_temp_new_i64(); + if (s->fields->op2 =3D=3D 0xd7 || s->fields->op2 =3D=3D 0xd5) { + /* iterate backwards to avoid overwriting data we might need later= */ + for (dst_idx =3D NUM_VEC_ELEMENTS(dst_es) - 1; dst_idx >=3D 0; dst= _idx--) { + src_idx =3D dst_idx; + read_vec_element_i64(tmp, v2, src_idx, + src_es | (logical ? 0 : MO_SIGN)); + write_vec_element_i64(tmp, v1, dst_idx, dst_es); + } + + } else { + /* iterate forward to avoid overwriting data we might need later */ + for (dst_idx =3D 0; dst_idx < NUM_VEC_ELEMENTS(dst_es); dst_idx++)= { + src_idx =3D dst_idx + NUM_VEC_ELEMENTS(src_es) / 2; + read_vec_element_i64(tmp, v2, src_idx, + src_es | (logical ? 0 : MO_SIGN)); + write_vec_element_i64(tmp, v1, dst_idx, dst_es); + } + } + tcg_temp_free_i64(tmp); + return DISAS_NEXT; +} --=20 2.17.2