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bh=rAh+mrtYdjW28/Wa1av2YPet2GepPpehSKaS9Nt7Pu8=; b=FsZH5NikR73BdtFIY+oRZ2wDdQp4s0F10CBX5g+HcN35rlflzorIRo/49H8UxSqc8d XKATiRqll1AFv9SiRq1PvfUGQsy6aJxN2FW2wMebu741LiPVwXlBrDQ9znoHJLE4GAEt CPVGb0/6au5juFMeM/ucqXSWiBWlsgi1Yc+ebHh0ari5l+N02IZcHIoatSFDNI9EUUKN HHyE+KdVPwzuCECulPFiY9MT+8fS80wln13yoA5Ocp+eprJCMLrNn4xCgovrYuCfY6Ki o+PT9x44vUA8M7DDzaFEKyxJgSfuLlIYQuU+JCZWnLdr1krIxagcyfXJ5cp5JXwvx50w pHaA== X-Gm-Message-State: AOAM532O9V8oubGxwtd4o4a1VGruG6+sCoRbcgWLUKJUXAtWAt6xIb75 JTIpCtkdm7TDihmyFKl29hADFrtUtu79IQ== X-Google-Smtp-Source: ABdhPJzq/jpPUa0EQ/jCH3QgSMXL3VSfCSPlz3BOdtgj6PIK39XLU+UQ3iaDUK0zfRmkKYail7dSPw== X-Received: by 2002:a63:6cd:: with SMTP id 196mr16089384pgg.417.1621905049153; Mon, 24 May 2021 18:10:49 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v7 80/92] target/arm: Implement SVE2 bitwise shift immediate Date: Mon, 24 May 2021 18:03:46 -0700 Message-Id: <20210525010358.152808-81-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 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, Cc: Peter Maydell , qemu-arm@nongnu.org, Stephen Long Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Stephen Long Implements SQSHL/UQSHL, SRSHR/URSHR, and SQSHLU Reviewed-by: Peter Maydell Signed-off-by: Stephen Long Message-Id: <20200430194159.24064-1-steplong@quicinc.com> Signed-off-by: Richard Henderson --- target/arm/helper-sve.h | 33 +++++++++++++++++++++ target/arm/sve.decode | 5 ++++ target/arm/sve_helper.c | 35 ++++++++++++++++++++++ target/arm/translate-sve.c | 60 ++++++++++++++++++++++++++++++++++++++ 4 files changed, 133 insertions(+) diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h index b43ffce23a..29a14a21f5 100644 --- a/target/arm/helper-sve.h +++ b/target/arm/helper-sve.h @@ -2761,3 +2761,36 @@ DEF_HELPER_FLAGS_5(sve2_fcvtlt_sd, TCG_CALL_NO_RWG, DEF_HELPER_FLAGS_5(flogb_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(flogb_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(flogb_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_sqshl_zpzi_b, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshl_zpzi_h, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshl_zpzi_s, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshl_zpzi_d, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_uqshl_zpzi_b, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uqshl_zpzi_h, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uqshl_zpzi_s, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uqshl_zpzi_d, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_srshr_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_srshr_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_srshr_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_srshr_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_urshr_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_urshr_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_urshr_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_urshr_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_sqshlu_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i3= 2) +DEF_HELPER_FLAGS_4(sve2_sqshlu_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i3= 2) +DEF_HELPER_FLAGS_4(sve2_sqshlu_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i3= 2) +DEF_HELPER_FLAGS_4(sve2_sqshlu_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i3= 2) diff --git a/target/arm/sve.decode b/target/arm/sve.decode index 5469ce0414..ea98508cdd 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -340,6 +340,11 @@ ASR_zpzi 00000100 .. 000 000 100 ... .. ... ...= .. @rdn_pg_tszimm_shr LSR_zpzi 00000100 .. 000 001 100 ... .. ... ..... @rdn_pg_tszimm_s= hr LSL_zpzi 00000100 .. 000 011 100 ... .. ... ..... @rdn_pg_tszimm_s= hl ASRD 00000100 .. 000 100 100 ... .. ... ..... @rdn_pg_tszimm_s= hr +SQSHL_zpzi 00000100 .. 000 110 100 ... .. ... ..... @rdn_pg_tszimm_s= hl +UQSHL_zpzi 00000100 .. 000 111 100 ... .. ... ..... @rdn_pg_tszimm_s= hl +SRSHR 00000100 .. 001 100 100 ... .. ... ..... @rdn_pg_tszimm_s= hr +URSHR 00000100 .. 001 101 100 ... .. ... ..... @rdn_pg_tszimm_s= hr +SQSHLU 00000100 .. 001 111 100 ... .. ... ..... @rdn_pg_tszimm_s= hl =20 # SVE bitwise shift by vector (predicated) ASR_zpzz 00000100 .. 010 000 100 ... ..... ..... @rdn_pg_rm diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index d088b1f74c..4afb06fb2a 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -2238,6 +2238,41 @@ DO_ZPZI(sve_asrd_h, int16_t, H1_2, DO_ASRD) DO_ZPZI(sve_asrd_s, int32_t, H1_4, DO_ASRD) DO_ZPZI_D(sve_asrd_d, int64_t, DO_ASRD) =20 +/* SVE2 bitwise shift by immediate */ +DO_ZPZI(sve2_sqshl_zpzi_b, int8_t, H1, do_sqshl_b) +DO_ZPZI(sve2_sqshl_zpzi_h, int16_t, H1_2, do_sqshl_h) +DO_ZPZI(sve2_sqshl_zpzi_s, int32_t, H1_4, do_sqshl_s) +DO_ZPZI_D(sve2_sqshl_zpzi_d, int64_t, do_sqshl_d) + +DO_ZPZI(sve2_uqshl_zpzi_b, uint8_t, H1, do_uqshl_b) +DO_ZPZI(sve2_uqshl_zpzi_h, uint16_t, H1_2, do_uqshl_h) +DO_ZPZI(sve2_uqshl_zpzi_s, uint32_t, H1_4, do_uqshl_s) +DO_ZPZI_D(sve2_uqshl_zpzi_d, uint64_t, do_uqshl_d) + +DO_ZPZI(sve2_srshr_b, int8_t, H1, do_srshr) +DO_ZPZI(sve2_srshr_h, int16_t, H1_2, do_srshr) +DO_ZPZI(sve2_srshr_s, int32_t, H1_4, do_srshr) +DO_ZPZI_D(sve2_srshr_d, int64_t, do_srshr) + +DO_ZPZI(sve2_urshr_b, uint8_t, H1, do_urshr) +DO_ZPZI(sve2_urshr_h, uint16_t, H1_2, do_urshr) +DO_ZPZI(sve2_urshr_s, uint32_t, H1_4, do_urshr) +DO_ZPZI_D(sve2_urshr_d, uint64_t, do_urshr) + +#define do_suqrshl_b(n, m) \ + ({ uint32_t discard; do_suqrshl_bhs(n, (int8_t)m, 8, false, &discard); = }) +#define do_suqrshl_h(n, m) \ + ({ uint32_t discard; do_suqrshl_bhs(n, (int16_t)m, 16, false, &discard)= ; }) +#define do_suqrshl_s(n, m) \ + ({ uint32_t discard; do_suqrshl_bhs(n, m, 32, false, &discard); }) +#define do_suqrshl_d(n, m) \ + ({ uint32_t discard; do_suqrshl_d(n, m, false, &discard); }) + +DO_ZPZI(sve2_sqshlu_b, int8_t, H1, do_suqrshl_b) +DO_ZPZI(sve2_sqshlu_h, int16_t, H1_2, do_suqrshl_h) +DO_ZPZI(sve2_sqshlu_s, int32_t, H1_4, do_suqrshl_s) +DO_ZPZI_D(sve2_sqshlu_d, int64_t, do_suqrshl_d) + #undef DO_ASRD #undef DO_ZPZI #undef DO_ZPZI_D diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index b2aa9130b6..92c0620bc8 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -1044,6 +1044,66 @@ static bool trans_ASRD(DisasContext *s, arg_rpri_esz= *a) } } =20 +static bool trans_SQSHL_zpzi(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] =3D { + gen_helper_sve2_sqshl_zpzi_b, gen_helper_sve2_sqshl_zpzi_h, + gen_helper_sve2_sqshl_zpzi_s, gen_helper_sve2_sqshl_zpzi_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + +static bool trans_UQSHL_zpzi(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] =3D { + gen_helper_sve2_uqshl_zpzi_b, gen_helper_sve2_uqshl_zpzi_h, + gen_helper_sve2_uqshl_zpzi_s, gen_helper_sve2_uqshl_zpzi_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + +static bool trans_SRSHR(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] =3D { + gen_helper_sve2_srshr_b, gen_helper_sve2_srshr_h, + gen_helper_sve2_srshr_s, gen_helper_sve2_srshr_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + +static bool trans_URSHR(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] =3D { + gen_helper_sve2_urshr_b, gen_helper_sve2_urshr_h, + gen_helper_sve2_urshr_s, gen_helper_sve2_urshr_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + +static bool trans_SQSHLU(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] =3D { + gen_helper_sve2_sqshlu_b, gen_helper_sve2_sqshlu_h, + gen_helper_sve2_sqshlu_s, gen_helper_sve2_sqshlu_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + /* *** SVE Bitwise Shift - Predicated Group */ --=20 2.25.1