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Thu, 01 Sep 2022 11:25:27 -0700 (PDT) X-Google-Smtp-Source: AA6agR5FuMjTW5CSOqVilhIRe8k2Ggsbwt/0k3VXjyfIdDjGPLZn8kQWCddeqySaj/hsm6+CTtT5BQ== X-Received: by 2002:a17:907:60c7:b0:739:52ba:cbd0 with SMTP id hv7-20020a17090760c700b0073952bacbd0mr24941004ejc.152.1662056727665; Thu, 01 Sep 2022 11:25:27 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Paul Brook , Richard Henderson Subject: [PULL 30/39] target/i386: Misc integer AVX helper prep Date: Thu, 1 Sep 2022 20:24:20 +0200 Message-Id: <20220901182429.93533-31-pbonzini@redhat.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220901182429.93533-1-pbonzini@redhat.com> References: <20220901182429.93533-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1662059542848100001 Content-Type: text/plain; charset="utf-8" From: Paul Brook More preparatory work for AVX support in various integer vector helpers No functional changes to existing helpers. Signed-off-by: Paul Brook Message-Id: <20220424220204.2493824-13-paul@nowt.org> Reviewed-by: Richard Henderson Signed-off-by: Paolo Bonzini --- target/i386/ops_sse.h | 164 +++++++++++++++++++++--------------------- 1 file changed, 80 insertions(+), 84 deletions(-) diff --git a/target/i386/ops_sse.h b/target/i386/ops_sse.h index ce03362810..557cc7ce7d 100644 --- a/target/i386/ops_sse.h +++ b/target/i386/ops_sse.h @@ -390,19 +390,22 @@ SSE_HELPER_W(helper_pavgw, FAVG) =20 void glue(helper_pmuludq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) { - d->Q(0) =3D (uint64_t)s->L(0) * (uint64_t)d->L(0); -#if SHIFT =3D=3D 1 - d->Q(1) =3D (uint64_t)s->L(2) * (uint64_t)d->L(2); -#endif + Reg *v =3D d; + int i; + + for (i =3D 0; i < (1 << SHIFT); i++) { + d->Q(i) =3D (uint64_t)s->L(i * 2) * (uint64_t)v->L(i * 2); + } } =20 void glue(helper_pmaddwd, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) { + Reg *v =3D d; int i; =20 for (i =3D 0; i < (2 << SHIFT); i++) { - d->L(i) =3D (int16_t)s->W(2 * i) * (int16_t)d->W(2 * i) + - (int16_t)s->W(2 * i + 1) * (int16_t)d->W(2 * i + 1); + d->L(i) =3D (int16_t)s->W(2 * i) * (int16_t)v->W(2 * i) + + (int16_t)s->W(2 * i + 1) * (int16_t)v->W(2 * i + 1); } } =20 @@ -416,32 +419,24 @@ static inline int abs1(int a) } } #endif + void glue(helper_psadbw, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) { - unsigned int val; + Reg *v =3D d; + int i; =20 - val =3D 0; - val +=3D abs1(d->B(0) - s->B(0)); - val +=3D abs1(d->B(1) - s->B(1)); - val +=3D abs1(d->B(2) - s->B(2)); - val +=3D abs1(d->B(3) - s->B(3)); - val +=3D abs1(d->B(4) - s->B(4)); - val +=3D abs1(d->B(5) - s->B(5)); - val +=3D abs1(d->B(6) - s->B(6)); - val +=3D abs1(d->B(7) - s->B(7)); - d->Q(0) =3D val; -#if SHIFT =3D=3D 1 - val =3D 0; - val +=3D abs1(d->B(8) - s->B(8)); - val +=3D abs1(d->B(9) - s->B(9)); - val +=3D abs1(d->B(10) - s->B(10)); - val +=3D abs1(d->B(11) - s->B(11)); - val +=3D abs1(d->B(12) - s->B(12)); - val +=3D abs1(d->B(13) - s->B(13)); - val +=3D abs1(d->B(14) - s->B(14)); - val +=3D abs1(d->B(15) - s->B(15)); - d->Q(1) =3D val; -#endif + for (i =3D 0; i < (1 << SHIFT); i++) { + unsigned int val =3D 0; + val +=3D abs1(v->B(8 * i + 0) - s->B(8 * i + 0)); + val +=3D abs1(v->B(8 * i + 1) - s->B(8 * i + 1)); + val +=3D abs1(v->B(8 * i + 2) - s->B(8 * i + 2)); + val +=3D abs1(v->B(8 * i + 3) - s->B(8 * i + 3)); + val +=3D abs1(v->B(8 * i + 4) - s->B(8 * i + 4)); + val +=3D abs1(v->B(8 * i + 5) - s->B(8 * i + 5)); + val +=3D abs1(v->B(8 * i + 6) - s->B(8 * i + 6)); + val +=3D abs1(v->B(8 * i + 7) - s->B(8 * i + 7)); + d->Q(i) =3D val; + } } =20 void glue(helper_maskmov, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, @@ -458,20 +453,24 @@ void glue(helper_maskmov, SUFFIX)(CPUX86State *env, R= eg *d, Reg *s, =20 void glue(helper_movl_mm_T0, SUFFIX)(Reg *d, uint32_t val) { + int i; + d->L(0) =3D val; d->L(1) =3D 0; -#if SHIFT =3D=3D 1 - d->Q(1) =3D 0; -#endif + for (i =3D 1; i < (1 << SHIFT); i++) { + d->Q(i) =3D 0; + } } =20 #ifdef TARGET_X86_64 void glue(helper_movq_mm_T0, SUFFIX)(Reg *d, uint64_t val) { + int i; + d->Q(0) =3D val; -#if SHIFT =3D=3D 1 - d->Q(1) =3D 0; -#endif + for (i =3D 1; i < (1 << SHIFT); i++) { + d->Q(i) =3D 0; + } } #endif =20 @@ -1074,26 +1073,21 @@ uint32_t glue(helper_movmskpd, SUFFIX)(CPUX86State = *env, Reg *s) uint32_t glue(helper_pmovmskb, SUFFIX)(CPUX86State *env, Reg *s) { uint32_t val; + int i; =20 val =3D 0; - val |=3D (s->B(0) >> 7); - val |=3D (s->B(1) >> 6) & 0x02; - val |=3D (s->B(2) >> 5) & 0x04; - val |=3D (s->B(3) >> 4) & 0x08; - val |=3D (s->B(4) >> 3) & 0x10; - val |=3D (s->B(5) >> 2) & 0x20; - val |=3D (s->B(6) >> 1) & 0x40; - val |=3D (s->B(7)) & 0x80; -#if SHIFT =3D=3D 1 - val |=3D (s->B(8) << 1) & 0x0100; - val |=3D (s->B(9) << 2) & 0x0200; - val |=3D (s->B(10) << 3) & 0x0400; - val |=3D (s->B(11) << 4) & 0x0800; - val |=3D (s->B(12) << 5) & 0x1000; - val |=3D (s->B(13) << 6) & 0x2000; - val |=3D (s->B(14) << 7) & 0x4000; - val |=3D (s->B(15) << 8) & 0x8000; -#endif + for (i =3D 0; i < (1 << SHIFT); i++) { + uint8_t byte =3D 0; + byte |=3D (s->B(8 * i + 0) >> 7); + byte |=3D (s->B(8 * i + 1) >> 6) & 0x02; + byte |=3D (s->B(8 * i + 2) >> 5) & 0x04; + byte |=3D (s->B(8 * i + 3) >> 4) & 0x08; + byte |=3D (s->B(8 * i + 4) >> 3) & 0x10; + byte |=3D (s->B(8 * i + 5) >> 2) & 0x20; + byte |=3D (s->B(8 * i + 6) >> 1) & 0x40; + byte |=3D (s->B(8 * i + 7)) & 0x80; + val |=3D byte << (8 * i); + } return val; } =20 @@ -1638,46 +1632,48 @@ SSE_HELPER_V(helper_blendvpd, Q, 2, FBLENDVPD) =20 void glue(helper_ptest, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) { - uint64_t zf =3D (s->Q(0) & d->Q(0)) | (s->Q(1) & d->Q(1)); - uint64_t cf =3D (s->Q(0) & ~d->Q(0)) | (s->Q(1) & ~d->Q(1)); + uint64_t zf =3D 0, cf =3D 0; + int i; =20 + for (i =3D 0; i < 1 << SHIFT; i++) { + zf |=3D (s->Q(i) & d->Q(i)); + cf |=3D (s->Q(i) & ~d->Q(i)); + } CC_SRC =3D (zf ? 0 : CC_Z) | (cf ? 0 : CC_C); } =20 -#define SSE_HELPER_F(name, elem, num, F) \ - void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) \ - { \ - if (num > 2) { \ - if (num > 4) { \ - d->elem(7) =3D F(7); \ - d->elem(6) =3D F(6); \ - d->elem(5) =3D F(5); \ - d->elem(4) =3D F(4); \ - } \ - d->elem(3) =3D F(3); \ - d->elem(2) =3D F(2); \ - } \ - d->elem(1) =3D F(1); \ - d->elem(0) =3D F(0); \ +#define SSE_HELPER_F(name, elem, num, F) \ + void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) \ + { \ + int n =3D num; \ + for (int i =3D n; --i >=3D 0; ) { \ + d->elem(i) =3D F(i); \ + } \ } =20 -SSE_HELPER_F(helper_pmovsxbw, W, 8, (int8_t) s->B) -SSE_HELPER_F(helper_pmovsxbd, L, 4, (int8_t) s->B) -SSE_HELPER_F(helper_pmovsxbq, Q, 2, (int8_t) s->B) -SSE_HELPER_F(helper_pmovsxwd, L, 4, (int16_t) s->W) -SSE_HELPER_F(helper_pmovsxwq, Q, 2, (int16_t) s->W) -SSE_HELPER_F(helper_pmovsxdq, Q, 2, (int32_t) s->L) -SSE_HELPER_F(helper_pmovzxbw, W, 8, s->B) -SSE_HELPER_F(helper_pmovzxbd, L, 4, s->B) -SSE_HELPER_F(helper_pmovzxbq, Q, 2, s->B) -SSE_HELPER_F(helper_pmovzxwd, L, 4, s->W) -SSE_HELPER_F(helper_pmovzxwq, Q, 2, s->W) -SSE_HELPER_F(helper_pmovzxdq, Q, 2, s->L) +#if SHIFT > 0 +SSE_HELPER_F(helper_pmovsxbw, W, 4 << SHIFT, (int8_t) s->B) +SSE_HELPER_F(helper_pmovsxbd, L, 2 << SHIFT, (int8_t) s->B) +SSE_HELPER_F(helper_pmovsxbq, Q, 1 << SHIFT, (int8_t) s->B) +SSE_HELPER_F(helper_pmovsxwd, L, 2 << SHIFT, (int16_t) s->W) +SSE_HELPER_F(helper_pmovsxwq, Q, 1 << SHIFT, (int16_t) s->W) +SSE_HELPER_F(helper_pmovsxdq, Q, 1 << SHIFT, (int32_t) s->L) +SSE_HELPER_F(helper_pmovzxbw, W, 4 << SHIFT, s->B) +SSE_HELPER_F(helper_pmovzxbd, L, 2 << SHIFT, s->B) +SSE_HELPER_F(helper_pmovzxbq, Q, 1 << SHIFT, s->B) +SSE_HELPER_F(helper_pmovzxwd, L, 2 << SHIFT, s->W) +SSE_HELPER_F(helper_pmovzxwq, Q, 1 << SHIFT, s->W) +SSE_HELPER_F(helper_pmovzxdq, Q, 1 << SHIFT, s->L) +#endif =20 void glue(helper_pmuldq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s) { - d->Q(0) =3D (int64_t)(int32_t) d->L(0) * (int32_t) s->L(0); - d->Q(1) =3D (int64_t)(int32_t) d->L(2) * (int32_t) s->L(2); + Reg *v =3D d; + int i; + + for (i =3D 0; i < 1 << SHIFT; i++) { + d->Q(i) =3D (int64_t)(int32_t) v->L(2 * i) * (int32_t) s->L(2 * i); + } } =20 #define FCMPEQQ(d, s) (d =3D=3D s ? -1 : 0) --=20 2.37.2