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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::634; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x634.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-arm@nongnu.org, Stephen Long Errors-To: 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: Stephen Long Signed-off-by: Stephen Long Message-Id: <20200428174332.17162-3-steplong@quicinc.com> Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell --- target/arm/helper-sve.h | 5 +++++ target/arm/sve.decode | 2 ++ target/arm/sve_helper.c | 23 +++++++++++++++++++++++ target/arm/translate-sve.c | 16 ++++++++++++++++ 4 files changed, 46 insertions(+) diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h index d6b064bdc9..30b6dc49c8 100644 --- a/target/arm/helper-sve.h +++ b/target/arm/helper-sve.h @@ -2708,3 +2708,8 @@ DEF_HELPER_FLAGS_5(sve2_fcvtnt_sh, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(sve2_fcvtnt_ds, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_5(sve2_fcvtlt_hs, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(sve2_fcvtlt_sd, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) diff --git a/target/arm/sve.decode b/target/arm/sve.decode index afc53639ac..fb998f5f34 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -1534,4 +1534,6 @@ RAX1 01000101 00 1 ..... 11110 1 ..... ...= .. @rd_rn_rm_e0 =20 ### SVE2 floating-point convert precision odd elements FCVTNT_sh 01100100 10 0010 00 101 ... ..... ..... @rd_pg_rn_e0 +FCVTLT_hs 01100100 10 0010 01 101 ... ..... ..... @rd_pg_rn_e0 FCVTNT_ds 01100100 11 0010 10 101 ... ..... ..... @rd_pg_rn_e0 +FCVTLT_sd 01100100 11 0010 11 101 ... ..... ..... @rd_pg_rn_e0 diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index 6164ae17cc..2684f40a62 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -7468,3 +7468,26 @@ void HELPER(NAME)(void *vd, void *vn, void *vg, void= *status, uint32_t desc) \ =20 DO_FCVTNT(sve2_fcvtnt_sh, uint32_t, uint16_t, H1_4, H1_2, sve_f32_to_f16) DO_FCVTNT(sve2_fcvtnt_ds, uint64_t, uint32_t, H1_4, H1_2, float64_to_float= 32) + +#define DO_FCVTLT(NAME, TYPEW, TYPEN, HW, HN, OP) = \ +void HELPER(NAME)(void *vd, void *vn, void *vg, void *status, uint32_t des= c) \ +{ = \ + intptr_t i =3D simd_oprsz(desc); = \ + uint64_t *g =3D vg; = \ + do { = \ + uint64_t pg =3D g[(i - 1) >> 6]; = \ + do { = \ + i -=3D sizeof(TYPEW); = \ + if (likely((pg >> (i & 63)) & 1)) { = \ + TYPEN nn =3D *(TYPEN *)(vn + HN(i + sizeof(TYPEN))); = \ + *(TYPEW *)(vd + HW(i)) =3D OP(nn, status); = \ + } = \ + } while (i & 63); = \ + } while (i !=3D 0); = \ +} + +DO_FCVTLT(sve2_fcvtlt_hs, uint32_t, uint16_t, H1_4, H1_2, sve_f16_to_f32) +DO_FCVTLT(sve2_fcvtlt_sd, uint64_t, uint32_t, H1_4, H1_2, float32_to_float= 64) + +#undef DO_FCVTLT +#undef DO_FCVTNT diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index 537449cbfa..f5bf122204 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -8186,3 +8186,19 @@ static bool trans_FCVTNT_ds(DisasContext *s, arg_rpr= _esz *a) } return do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve2_fcvtn= t_ds); } + +static bool trans_FCVTLT_hs(DisasContext *s, arg_rpr_esz *a) +{ + if (!dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve2_fcvtl= t_hs); +} + +static bool trans_FCVTLT_sd(DisasContext *s, arg_rpr_esz *a) +{ + if (!dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve2_fcvtl= t_sd); +} --=20 2.25.1