From patchwork Thu Apr 11 10:08:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 1083880 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 44fyHl0nSBz9s00 for ; Thu, 11 Apr 2019 20:41:23 +1000 (AEST) Received: from localhost ([127.0.0.1]:45974 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hEX8y-0000lm-TN for incoming@patchwork.ozlabs.org; Thu, 11 Apr 2019 06:41:20 -0400 Received: from eggs.gnu.org ([209.51.188.92]:54395) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hEWsW-0002Xe-FC for qemu-devel@nongnu.org; Thu, 11 Apr 2019 06:24:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hEWe8-0007PX-DN for qemu-devel@nongnu.org; Thu, 11 Apr 2019 06:09:30 -0400 Received: from mx1.redhat.com ([209.132.183.28]:60358) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hEWe7-0007OQ-Vj; Thu, 11 Apr 2019 06:09:28 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id B3EA130018C6; Thu, 11 Apr 2019 10:09:26 +0000 (UTC) Received: from t460s.redhat.com (unknown [10.36.118.43]) by smtp.corp.redhat.com (Postfix) with ESMTP id 629001001E82; Thu, 11 Apr 2019 10:09:25 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Date: Thu, 11 Apr 2019 12:08:15 +0200 Message-Id: <20190411100836.646-21-david@redhat.com> In-Reply-To: <20190411100836.646-1-david@redhat.com> References: <20190411100836.646-1-david@redhat.com> MIME-Version: 1.0 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 [10.5.110.46]); Thu, 11 Apr 2019 10:09:26 +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] [PATCH v1 20/41] s390x/tcg: Implement VECTOR MULTIPLY * 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 , David Hildenbrand , Thomas Huth , Richard Henderson Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Yet another set of variants. Implement it similar to VECTOR MULTIPLY AND ADD *. At least for one variant we have a gvec helper we can reuse. Signed-off-by: David Hildenbrand Reviewed-by: Richard Henderson --- target/s390x/helper.h | 16 +++++ target/s390x/insn-data.def | 14 +++++ target/s390x/translate_vx.inc.c | 100 ++++++++++++++++++++++++++++++++ target/s390x/vec_int_helper.c | 100 ++++++++++++++++++++++++++++++++ 4 files changed, 230 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index b73a35107e..a44cc462ae 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -184,6 +184,22 @@ DEF_HELPER_FLAGS_5(gvec_vmao32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, cptr, i3 DEF_HELPER_FLAGS_5(gvec_vmalo8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, cptr, i32) DEF_HELPER_FLAGS_5(gvec_vmalo16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, cptr, i32) DEF_HELPER_FLAGS_5(gvec_vmalo32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmh8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmh16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmlh8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmlh16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vme8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vme16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vme32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmle8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmle16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmle32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmo8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmo16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmo32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmlo8, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmlo16, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) +DEF_HELPER_FLAGS_4(gvec_vmlo32, TCG_CALL_NO_RWG, void, ptr, cptr, cptr, i32) #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 7ccec0544f..2c794a2744 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -1120,6 +1120,20 @@ F(0xe7af, VMAO, VRR_d, V, 0, 0, 0, 0, vma, 0, IF_VEC) /* VECTOR MULTIPLY AND ADD LOGICAL ODD */ F(0xe7ad, VMALO, VRR_d, V, 0, 0, 0, 0, vma, 0, IF_VEC) +/* VECTOR MULTIPLY HIGH */ + F(0xe7a3, VMH, VRR_c, V, 0, 0, 0, 0, vm, 0, IF_VEC) +/* VECTOR MULTIPLY LOGICAL HIGH */ + F(0xe7a1, VMLH, VRR_c, V, 0, 0, 0, 0, vm, 0, IF_VEC) +/* VECTOR MULTIPLY LOW */ + F(0xe7a2, VML, VRR_c, V, 0, 0, 0, 0, vm, 0, IF_VEC) +/* VECTOR MULTIPLY EVEN */ + F(0xe7a6, VME, VRR_c, V, 0, 0, 0, 0, vm, 0, IF_VEC) +/* VECTOR MULTIPLY LOGICAL EVEN */ + F(0xe7a4, VMLE, VRR_c, V, 0, 0, 0, 0, vm, 0, IF_VEC) +/* VECTOR MULTIPLY ODD */ + F(0xe7a7, VMO, VRR_c, V, 0, 0, 0, 0, vm, 0, IF_VEC) +/* VECTOR MULTIPLY LOGICAL ODD */ + F(0xe7a5, VMLO, VRR_c, V, 0, 0, 0, 0, vm, 0, IF_VEC) #ifndef CONFIG_USER_ONLY /* COMPARE AND SWAP AND PURGE */ diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.inc.c index 4967af6a07..53bbb4a2ce 100644 --- a/target/s390x/translate_vx.inc.c +++ b/target/s390x/translate_vx.inc.c @@ -1689,3 +1689,103 @@ static DisasJumpType op_vma(DisasContext *s, DisasOps *o) get_field(s->fields, v3), get_field(s->fields, v4), fn); return DISAS_NEXT; } + +static void gen_mh_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b) +{ + TCGv_i64 t0 = tcg_temp_new_i64(); + TCGv_i64 t1 = tcg_temp_new_i64(); + + tcg_gen_ext_i32_i64(t0, a); + tcg_gen_ext_i32_i64(t1, b); + tcg_gen_mul_i64(t0, t0, t1); + tcg_gen_extrh_i64_i32(d, t0); + + tcg_temp_free(t0); + tcg_temp_free(t1); +} + +static void gen_mlh_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b) +{ + TCGv_i64 t0 = tcg_temp_new_i64(); + TCGv_i64 t1 = tcg_temp_new_i64(); + + tcg_gen_extu_i32_i64(t0, a); + tcg_gen_extu_i32_i64(t1, b); + tcg_gen_mul_i64(t0, t0, t1); + tcg_gen_extrh_i64_i32(d, t0); + + tcg_temp_free(t0); + tcg_temp_free(t1); +} + +static DisasJumpType op_vm(DisasContext *s, DisasOps *o) +{ + const uint8_t es = get_field(s->fields, m4); + static const GVecGen3 g_vmh[3] = { + { .fno = gen_helper_gvec_vmh8, }, + { .fno = gen_helper_gvec_vmh16, }, + { .fni4 = gen_mh_i32, }, + }; + static const GVecGen3 g_vmlh[3] = { + { .fno = gen_helper_gvec_vmlh8, }, + { .fno = gen_helper_gvec_vmlh16, }, + { .fni4 = gen_mlh_i32, }, + }; + static const GVecGen3 g_vme[3] = { + { .fno = gen_helper_gvec_vme8, }, + { .fno = gen_helper_gvec_vme16, }, + { .fno = gen_helper_gvec_vme32, }, + }; + static const GVecGen3 g_vmle[3] = { + { .fno = gen_helper_gvec_vmle8, }, + { .fno = gen_helper_gvec_vmle16, }, + { .fno = gen_helper_gvec_vmle32, }, + }; + static const GVecGen3 g_vmo[3] = { + { .fno = gen_helper_gvec_vmo8, }, + { .fno = gen_helper_gvec_vmo16, }, + { .fno = gen_helper_gvec_vmo32, }, + }; + static const GVecGen3 g_vmlo[3] = { + { .fno = gen_helper_gvec_vmlo8, }, + { .fno = gen_helper_gvec_vmlo16, }, + { .fno = gen_helper_gvec_vmlo32, }, + }; + const GVecGen3 *fn; + + if (es > ES_32) { + gen_program_exception(s, PGM_SPECIFICATION); + return DISAS_NORETURN; + } + + switch (s->fields->op2) { + case 0xa2: + gen_gvec_fn_3(mul, es, get_field(s->fields, v1), + get_field(s->fields, v2), get_field(s->fields, v3)); + return DISAS_NEXT; + case 0xa3: + fn = &g_vmh[es]; + break; + case 0xa1: + fn = &g_vmlh[es]; + break; + case 0xa6: + fn = &g_vme[es]; + break; + case 0xa4: + fn = &g_vmle[es]; + break; + case 0xa7: + fn = &g_vmo[es]; + break; + case 0xa5: + fn = &g_vmlo[es]; + break; + default: + g_assert_not_reached(); + } + + gen_gvec_3(get_field(s->fields, v1), get_field(s->fields, v2), + get_field(s->fields, v3), fn); + return DISAS_NEXT; +} diff --git a/target/s390x/vec_int_helper.c b/target/s390x/vec_int_helper.c index 424f248325..b818c513a9 100644 --- a/target/s390x/vec_int_helper.c +++ b/target/s390x/vec_int_helper.c @@ -426,3 +426,103 @@ void HELPER(gvec_vmalo##BITS)(void *v1, const void *v2, const void *v3, \ DEF_VMALO(8, 16) DEF_VMALO(16, 32) DEF_VMALO(32, 64) + +#define DEF_VMH(BITS) \ +void HELPER(gvec_vmh##BITS)(void *v1, const void *v2, const void *v3, \ + uint32_t desc) \ +{ \ + int i; \ + \ + for (i = 0; i < (128 / BITS); i++) { \ + const int32_t a = (int##BITS##_t)s390_vec_read_element##BITS(v2, i); \ + const int32_t b = (int##BITS##_t)s390_vec_read_element##BITS(v3, i); \ + \ + s390_vec_write_element##BITS(v1, i, (a * b) >> BITS); \ + } \ +} +DEF_VMH(8) +DEF_VMH(16) + +#define DEF_VMLH(BITS) \ +void HELPER(gvec_vmlh##BITS)(void *v1, const void *v2, const void *v3, \ + uint32_t desc) \ +{ \ + int i; \ + \ + for (i = 0; i < (128 / BITS); i++) { \ + const uint##BITS##_t a = s390_vec_read_element##BITS(v2, i); \ + const uint##BITS##_t b = s390_vec_read_element##BITS(v3, i); \ + \ + s390_vec_write_element##BITS(v1, i, (a * b) >> BITS); \ + } \ +} +DEF_VMLH(8) +DEF_VMLH(16) + +#define DEF_VME(BITS, TBITS) \ +void HELPER(gvec_vme##BITS)(void *v1, const void *v2, const void *v3, \ + uint32_t desc) \ +{ \ + int i, j; \ + \ + for (i = 0, j = 0; i < (128 / TBITS); i++, j += 2) { \ + int##TBITS##_t a = (int##BITS##_t)s390_vec_read_element##BITS(v2, j); \ + int##TBITS##_t b = (int##BITS##_t)s390_vec_read_element##BITS(v3, j); \ + \ + s390_vec_write_element##TBITS(v1, i, a * b); \ + } \ +} +DEF_VME(8, 16) +DEF_VME(16, 32) +DEF_VME(32, 64) + +#define DEF_VMLE(BITS, TBITS) \ +void HELPER(gvec_vmle##BITS)(void *v1, const void *v2, const void *v3, \ + uint32_t desc) \ +{ \ + int i, j; \ + \ + for (i = 0, j = 0; i < (128 / TBITS); i++, j += 2) { \ + const uint##TBITS##_t a = s390_vec_read_element##BITS(v2, j); \ + const uint##TBITS##_t b = s390_vec_read_element##BITS(v3, j); \ + \ + s390_vec_write_element##TBITS(v1, i, a * b); \ + } \ +} +DEF_VMLE(8, 16) +DEF_VMLE(16, 32) +DEF_VMLE(32, 64) + +#define DEF_VMO(BITS, TBITS) \ +void HELPER(gvec_vmo##BITS)(void *v1, const void *v2, const void *v3, \ + uint32_t desc) \ +{ \ + int i, j; \ + \ + for (i = 0, j = 1; i < (128 / TBITS); i++, j += 2) { \ + int##TBITS##_t a = (int##BITS##_t)s390_vec_read_element##BITS(v2, j); \ + int##TBITS##_t b = (int##BITS##_t)s390_vec_read_element##BITS(v3, j); \ + \ + s390_vec_write_element##TBITS(v1, i, a * b); \ + } \ +} +DEF_VMO(8, 16) +DEF_VMO(16, 32) +DEF_VMO(32, 64) + +#define DEF_VMLO(BITS, TBITS) \ +void HELPER(gvec_vmlo##BITS)(void *v1, const void *v2, const void *v3, \ + uint32_t desc) \ +{ \ + int i, j; \ + \ + for (i = 0, j = 0; i < (128 / TBITS); i++, j += 2) { \ + const uint##TBITS##_t a = s390_vec_read_element##BITS(v2, j); \ + const uint##TBITS##_t b = s390_vec_read_element##BITS(v3, j); \ + \ + s390_vec_write_element##TBITS(v1, i, a * b); \ + } \ +} +DEF_VMLO(8, 16) +DEF_VMLO(16, 32) +DEF_VMLO(32, 64)