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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id q62sm11710284wma.42.2021.05.25.08.03.55 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 May 2021 08:03:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=gBE9Kzlu0oRJScRnTmqKQl3gKOwCxEpUjRdpYeqB9OE=; b=xF4mBVbjZqmjYO7q/MLP32pdDY/juFUcbY1EukH8EM7TjYvE+9ERWYGj6rIz5FogIl 3HY48ljMimA3j2r/sOwVx1fwg2O2mroiWqvPJh85byfnFY+0g4wTG/ntLADrVYmR1T7W BP2w6Lb6XmXRzdYI/Q6UMQ9lmtSMkGBptvODGPHUGeWC5M0aQq6J8o7KSLHZ2rL6QnO5 znuAMdozN+DgGI8Jcgv7+Enqidww7/RDJoUFOZyIMgdmHP+5RgLrs/MoIX4UVVfUAVwA QVmeAUqupqG3tyw78UCPexehKnUAQfphgbZhQaLfsaFk6sBRNgz0pO7PdrTXghf7fYTB zDXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gBE9Kzlu0oRJScRnTmqKQl3gKOwCxEpUjRdpYeqB9OE=; b=ipVbRm/i57CzjpLsaBFd7EmGaTXmgULr4S9Bi/gb1hNRkfhBO/9YHy9TWMuVZ6TWX+ JO83J2VdjEU2M0k8RcwH4gHtXnVbI8SWgqubZVUX+lMW79F6OJvXFN/TYWRlGl6vYQ4A L53Dul29T19kaHbqtjIfIpm4WkEGJ3cDrHKo4AfOedJW3TEGaCKqdp5OddhKneNfaazY fzRwq85p85gc4sNcTiFkuaL2mesZyp594DJYXr0ZzW54wIdLWnyMgwPj+7lFaX5giy88 WMJtxb2/qEvJ/V0gGl1EM3VBH6diEY0RU+7YxfiMikYiM+SBUlsszrA/5rndTKdLiL6i 10Fg== X-Gm-Message-State: AOAM533/F5nWn0vUpZHMCYkWAnbEdkFk7Ctky//PtNwVijW1nzAbIdbF ThaGTAGdAC9aF16tPgGtskfGUr5OQQGaqSZg X-Google-Smtp-Source: ABdhPJygMQumoG6YySFbJHBhq41jn7Cr17g1RGsIHYUNeX3kdWAq8Oby3T0uwCv5vJ466p4PAP/6rg== X-Received: by 2002:adf:f142:: with SMTP id y2mr27302698wro.426.1621955036088; Tue, 25 May 2021 08:03:56 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 032/114] target/arm: Implement SVE2 integer add/subtract long Date: Tue, 25 May 2021 16:02:02 +0100 Message-Id: <20210525150324.32370-33-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 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qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" From: Richard Henderson Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson Message-id: 20210525010358.152808-11-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- target/arm/helper-sve.h | 24 ++++++++++++++++++++ target/arm/sve.decode | 19 ++++++++++++++++ target/arm/sve_helper.c | 43 +++++++++++++++++++++++++++++++++++ target/arm/translate-sve.c | 46 ++++++++++++++++++++++++++++++++++++++ 4 files changed, 132 insertions(+) diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h index 37461c9927d..a81297b387d 100644 --- a/target/arm/helper-sve.h +++ b/target/arm/helper-sve.h @@ -1367,6 +1367,30 @@ DEF_HELPER_FLAGS_5(sve_ftmad_h, TCG_CALL_NO_RWG, voi= d, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(sve_ftmad_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr,= i32) DEF_HELPER_FLAGS_5(sve_ftmad_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr,= i32) =20 +DEF_HELPER_FLAGS_4(sve2_saddl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_saddl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_saddl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_ssubl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_ssubl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_ssubl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_sabdl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sabdl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sabdl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_uaddl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uaddl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uaddl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_usubl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_usubl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_usubl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_uabdl_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uabdl_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uabdl_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + DEF_HELPER_FLAGS_4(sve_ld1bb_r, TCG_CALL_NO_WG, void, env, ptr, tl, i32) DEF_HELPER_FLAGS_4(sve_ld2bb_r, TCG_CALL_NO_WG, void, env, ptr, tl, i32) DEF_HELPER_FLAGS_4(sve_ld3bb_r, TCG_CALL_NO_WG, void, env, ptr, tl, i32) diff --git a/target/arm/sve.decode b/target/arm/sve.decode index cd4f73265fe..fbfd57b23a8 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -1159,3 +1159,22 @@ SUQADD 01000100 .. 011 100 100 ... ..... ..= ... @rdn_pg_rm USQADD 01000100 .. 011 101 100 ... ..... ..... @rdn_pg_rm SQSUB_zpzz 01000100 .. 011 110 100 ... ..... ..... @rdm_pg_rn # SQSU= BR UQSUB_zpzz 01000100 .. 011 111 100 ... ..... ..... @rdm_pg_rn # UQSU= BR + +#### SVE2 Widening Integer Arithmetic + +## SVE2 integer add/subtract long + +SADDLB 01000101 .. 0 ..... 00 0000 ..... ..... @rd_rn_rm +SADDLT 01000101 .. 0 ..... 00 0001 ..... ..... @rd_rn_rm +UADDLB 01000101 .. 0 ..... 00 0010 ..... ..... @rd_rn_rm +UADDLT 01000101 .. 0 ..... 00 0011 ..... ..... @rd_rn_rm + +SSUBLB 01000101 .. 0 ..... 00 0100 ..... ..... @rd_rn_rm +SSUBLT 01000101 .. 0 ..... 00 0101 ..... ..... @rd_rn_rm +USUBLB 01000101 .. 0 ..... 00 0110 ..... ..... @rd_rn_rm +USUBLT 01000101 .. 0 ..... 00 0111 ..... ..... @rd_rn_rm + +SABDLB 01000101 .. 0 ..... 00 1100 ..... ..... @rd_rn_rm +SABDLT 01000101 .. 0 ..... 00 1101 ..... ..... @rd_rn_rm +UABDLB 01000101 .. 0 ..... 00 1110 ..... ..... @rd_rn_rm +UABDLT 01000101 .. 0 ..... 00 1111 ..... ..... @rd_rn_rm diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index 1f1783b8f3e..d88fab98654 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -1122,6 +1122,49 @@ DO_ZZW(sve_lsl_zzw_s, uint32_t, uint64_t, H1_4, DO_L= SL) #undef DO_ZPZ #undef DO_ZPZ_D =20 +/* + * Three-operand expander, unpredicated, in which the two inputs are + * selected from the top or bottom half of the wide column. + */ +#define DO_ZZZ_TB(NAME, TYPEW, TYPEN, HW, HN, OP) \ +void HELPER(NAME)(void *vd, void *vn, void *vm, uint32_t desc) \ +{ \ + intptr_t i, opr_sz =3D simd_oprsz(desc); \ + int sel1 =3D extract32(desc, SIMD_DATA_SHIFT, 1) * sizeof(TYPEN); \ + int sel2 =3D extract32(desc, SIMD_DATA_SHIFT + 1, 1) * sizeof(TYPEN); \ + for (i =3D 0; i < opr_sz; i +=3D sizeof(TYPEW)) { = \ + TYPEW nn =3D *(TYPEN *)(vn + HN(i + sel1)); \ + TYPEW mm =3D *(TYPEN *)(vm + HN(i + sel2)); \ + *(TYPEW *)(vd + HW(i)) =3D OP(nn, mm); \ + } \ +} + +DO_ZZZ_TB(sve2_saddl_h, int16_t, int8_t, H1_2, H1, DO_ADD) +DO_ZZZ_TB(sve2_saddl_s, int32_t, int16_t, H1_4, H1_2, DO_ADD) +DO_ZZZ_TB(sve2_saddl_d, int64_t, int32_t, , H1_4, DO_ADD) + +DO_ZZZ_TB(sve2_ssubl_h, int16_t, int8_t, H1_2, H1, DO_SUB) +DO_ZZZ_TB(sve2_ssubl_s, int32_t, int16_t, H1_4, H1_2, DO_SUB) +DO_ZZZ_TB(sve2_ssubl_d, int64_t, int32_t, , H1_4, DO_SUB) + +DO_ZZZ_TB(sve2_sabdl_h, int16_t, int8_t, H1_2, H1, DO_ABD) +DO_ZZZ_TB(sve2_sabdl_s, int32_t, int16_t, H1_4, H1_2, DO_ABD) +DO_ZZZ_TB(sve2_sabdl_d, int64_t, int32_t, , H1_4, DO_ABD) + +DO_ZZZ_TB(sve2_uaddl_h, uint16_t, uint8_t, H1_2, H1, DO_ADD) +DO_ZZZ_TB(sve2_uaddl_s, uint32_t, uint16_t, H1_4, H1_2, DO_ADD) +DO_ZZZ_TB(sve2_uaddl_d, uint64_t, uint32_t, , H1_4, DO_ADD) + +DO_ZZZ_TB(sve2_usubl_h, uint16_t, uint8_t, H1_2, H1, DO_SUB) +DO_ZZZ_TB(sve2_usubl_s, uint32_t, uint16_t, H1_4, H1_2, DO_SUB) +DO_ZZZ_TB(sve2_usubl_d, uint64_t, uint32_t, , H1_4, DO_SUB) + +DO_ZZZ_TB(sve2_uabdl_h, uint16_t, uint8_t, H1_2, H1, DO_ABD) +DO_ZZZ_TB(sve2_uabdl_s, uint32_t, uint16_t, H1_4, H1_2, DO_ABD) +DO_ZZZ_TB(sve2_uabdl_d, uint64_t, uint32_t, , H1_4, DO_ABD) + +#undef DO_ZZZ_TB + /* Two-operand reduction expander, controlled by a predicate. * The difference between TYPERED and TYPERET has to do with * sign-extension. E.g. for SMAX, TYPERED must be signed, diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index 609d5ae7b71..22983b3b85a 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -5970,3 +5970,49 @@ DO_SVE2_ZPZZ(SQSUB_zpzz, sqsub) DO_SVE2_ZPZZ(UQSUB_zpzz, uqsub) DO_SVE2_ZPZZ(SUQADD, suqadd) DO_SVE2_ZPZZ(USQADD, usqadd) + +/* + * SVE2 Widening Integer Arithmetic + */ + +static bool do_sve2_zzw_ool(DisasContext *s, arg_rrr_esz *a, + gen_helper_gvec_3 *fn, int data) +{ + if (fn =3D=3D NULL || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + if (sve_access_check(s)) { + unsigned vsz =3D vec_full_reg_size(s); + tcg_gen_gvec_3_ool(vec_full_reg_offset(s, a->rd), + vec_full_reg_offset(s, a->rn), + vec_full_reg_offset(s, a->rm), + vsz, vsz, data, fn); + } + return true; +} + +#define DO_SVE2_ZZZ_TB(NAME, name, SEL1, SEL2) \ +static bool trans_##NAME(DisasContext *s, arg_rrr_esz *a) \ +{ \ + static gen_helper_gvec_3 * const fns[4] =3D { \ + NULL, gen_helper_sve2_##name##_h, \ + gen_helper_sve2_##name##_s, gen_helper_sve2_##name##_d, \ + }; \ + return do_sve2_zzw_ool(s, a, fns[a->esz], (SEL2 << 1) | SEL1); \ +} + +DO_SVE2_ZZZ_TB(SADDLB, saddl, false, false) +DO_SVE2_ZZZ_TB(SSUBLB, ssubl, false, false) +DO_SVE2_ZZZ_TB(SABDLB, sabdl, false, false) + +DO_SVE2_ZZZ_TB(UADDLB, uaddl, false, false) +DO_SVE2_ZZZ_TB(USUBLB, usubl, false, false) +DO_SVE2_ZZZ_TB(UABDLB, uabdl, false, false) + +DO_SVE2_ZZZ_TB(SADDLT, saddl, true, true) +DO_SVE2_ZZZ_TB(SSUBLT, ssubl, true, true) +DO_SVE2_ZZZ_TB(SABDLT, sabdl, true, true) + +DO_SVE2_ZZZ_TB(UADDLT, uaddl, true, true) +DO_SVE2_ZZZ_TB(USUBLT, usubl, true, true) +DO_SVE2_ZZZ_TB(UABDLT, uabdl, true, true) --=20 2.20.1