From patchwork Tue Aug 15 02:55:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Li, Pan2 via Gcc-patches" X-Patchwork-Id: 1821245 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=2620:52:3:1:0:246e:9693:128c; helo=server2.sourceware.org; envelope-from=gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.a=rsa-sha256 header.s=default header.b=t5KVfjpO; dkim-atps=neutral Received: from server2.sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4RPwrq5ypSz1yfS for ; Tue, 15 Aug 2023 12:56:23 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 3EB663858422 for ; Tue, 15 Aug 2023 02:56:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 3EB663858422 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1692068181; bh=8zenyccrv1L3WuPdQ1h7z9UuLfgappb+wh365NmsiHA=; h=To:Cc:Subject:Date:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From:Reply-To:From; b=t5KVfjpOyy/RdbPbEN1zHjTp0IVazA06FKE2gGj6mZZwSwqQ6RPcPBa+kOarqRKut SY1roiNriYGkB6zRe2aRBjeyC07bg9CorhI1MvMm2B7UCKAPQcX+P0y3ADh2QjBVXa rRHuvWe7GsQouNcscklvPgerDn7j4y3AsS93N2SU= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.126]) by sourceware.org (Postfix) with ESMTPS id CA4BB38582A4 for ; Tue, 15 Aug 2023 02:55:59 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org CA4BB38582A4 X-IronPort-AV: E=McAfee;i="6600,9927,10802"; a="357154758" X-IronPort-AV: E=Sophos;i="6.01,173,1684825200"; d="scan'208";a="357154758" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Aug 2023 19:55:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10802"; a="768679480" X-IronPort-AV: E=Sophos;i="6.01,173,1684825200"; d="scan'208";a="768679480" Received: from shvmail02.sh.intel.com ([10.239.244.9]) by orsmga001.jf.intel.com with ESMTP; 14 Aug 2023 19:55:56 -0700 Received: from pli-ubuntu.sh.intel.com (pli-ubuntu.sh.intel.com [10.239.159.47]) by shvmail02.sh.intel.com (Postfix) with ESMTP id 0B0AC10056B8; Tue, 15 Aug 2023 10:55:56 +0800 (CST) To: gcc-patches@gcc.gnu.org Cc: juzhe.zhong@rivai.ai, pan2.li@intel.com, yanzhang.wang@intel.com, kito.cheng@gmail.com Subject: [PATCH v1] RISC-V: Support RVV VFCVT.X.F.V rounding mode intrinsic API Date: Tue, 15 Aug 2023 10:55:25 +0800 Message-Id: <20230815025525.3437008-1-pan2.li@intel.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-11.1 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Pan Li via Gcc-patches From: "Li, Pan2 via Gcc-patches" Reply-To: pan2.li@intel.com Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org Sender: "Gcc-patches" From: Pan Li This patch would like to support the rounding mode API for the VFCVT.X.F.V as the below samples. * __riscv_vfcvt_x_f_v_i32m1_rm * __riscv_vfcvt_x_f_v_i32m1_rm_m Signed-off-by: Pan Li gcc/ChangeLog: * config/riscv/riscv-vector-builtins-bases.cc (class vfcvt_x_frm): New class for frm. (vfcvt_x_frm_obj): New declaration. (BASE): Ditto. * config/riscv/riscv-vector-builtins-bases.h: Ditto. * config/riscv/riscv-vector-builtins-functions.def (vfcvt_x_frm): New intrinsic function definition. gcc/testsuite/ChangeLog: * gcc.target/riscv/rvv/base/float-point-cvt-x.c: New test. Signed-off-by: Pan Li --- .../riscv/riscv-vector-builtins-bases.cc | 17 +++++++++++ .../riscv/riscv-vector-builtins-bases.h | 1 + .../riscv/riscv-vector-builtins-functions.def | 2 ++ .../riscv/rvv/base/float-point-cvt-x.c | 29 +++++++++++++++++++ 4 files changed, 49 insertions(+) create mode 100644 gcc/testsuite/gcc.target/riscv/rvv/base/float-point-cvt-x.c diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.cc b/gcc/config/riscv/riscv-vector-builtins-bases.cc index f2124080ef9..754a53efd3d 100644 --- a/gcc/config/riscv/riscv-vector-builtins-bases.cc +++ b/gcc/config/riscv/riscv-vector-builtins-bases.cc @@ -660,6 +660,21 @@ public: } }; +/* Implements below instructions for frm + - vfcvt_x +*/ +template +class vfcvt_x_frm : public function_base +{ +public: + bool has_rounding_mode_operand_p () const override { return true; } + + rtx expand (function_expander &e) const override + { + return e.use_exact_insn (code_for_pred_fcvt_x_f (UNSPEC, e.arg_mode (0))); + } +}; + /* Implements vrsub. */ class vrsub : public function_base { @@ -2465,6 +2480,7 @@ static CONSTEXPR const vfclass vfclass_obj; static CONSTEXPR const vmerge vfmerge_obj; static CONSTEXPR const vmv_v vfmv_v_obj; static CONSTEXPR const vfcvt_x vfcvt_x_obj; +static CONSTEXPR const vfcvt_x_frm vfcvt_x_frm_obj; static CONSTEXPR const vfcvt_x vfcvt_xu_obj; static CONSTEXPR const vfcvt_rtz_x vfcvt_rtz_x_obj; static CONSTEXPR const vfcvt_rtz_x vfcvt_rtz_xu_obj; @@ -2714,6 +2730,7 @@ BASE (vfclass) BASE (vfmerge) BASE (vfmv_v) BASE (vfcvt_x) +BASE (vfcvt_x_frm) BASE (vfcvt_xu) BASE (vfcvt_rtz_x) BASE (vfcvt_rtz_xu) diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.h b/gcc/config/riscv/riscv-vector-builtins-bases.h index 2a9381eec5e..50a7d7ffb6f 100644 --- a/gcc/config/riscv/riscv-vector-builtins-bases.h +++ b/gcc/config/riscv/riscv-vector-builtins-bases.h @@ -205,6 +205,7 @@ extern const function_base *const vfclass; extern const function_base *const vfmerge; extern const function_base *const vfmv_v; extern const function_base *const vfcvt_x; +extern const function_base *const vfcvt_x_frm; extern const function_base *const vfcvt_xu; extern const function_base *const vfcvt_rtz_x; extern const function_base *const vfcvt_rtz_xu; diff --git a/gcc/config/riscv/riscv-vector-builtins-functions.def b/gcc/config/riscv/riscv-vector-builtins-functions.def index 34def6bb82f..8b6a7cc49f3 100644 --- a/gcc/config/riscv/riscv-vector-builtins-functions.def +++ b/gcc/config/riscv/riscv-vector-builtins-functions.def @@ -445,6 +445,8 @@ DEF_RVV_FUNCTION (vfcvt_rtz_xu, alu, full_preds, f_to_u_f_v_ops) DEF_RVV_FUNCTION (vfcvt_f, alu, full_preds, i_to_f_x_v_ops) DEF_RVV_FUNCTION (vfcvt_f, alu, full_preds, u_to_f_xu_v_ops) +DEF_RVV_FUNCTION (vfcvt_x_frm, alu_frm, full_preds, f_to_i_f_v_ops) + // 13.18. Widening Floating-Point/Integer Type-Convert Instructions DEF_RVV_FUNCTION (vfwcvt_x, alu, full_preds, f_to_wi_f_v_ops) DEF_RVV_FUNCTION (vfwcvt_xu, alu, full_preds, f_to_wu_f_v_ops) diff --git a/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-cvt-x.c b/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-cvt-x.c new file mode 100644 index 00000000000..e090f0f97e9 --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/rvv/base/float-point-cvt-x.c @@ -0,0 +1,29 @@ +/* { dg-do compile } */ +/* { dg-options "-march=rv64gcv -mabi=lp64 -O3 -Wno-psabi" } */ + +#include "riscv_vector.h" + +vint32m1_t +test_riscv_vfcvt_x_f_vv_i32m1_rm (vfloat32m1_t op1, size_t vl) { + return __riscv_vfcvt_x_f_v_i32m1_rm (op1, 0, vl); +} + +vint32m1_t +test_vfcvt_x_f_vv_i32m1_rm_m (vbool32_t mask, vfloat32m1_t op1, size_t vl) { + return __riscv_vfcvt_x_f_v_i32m1_rm_m (mask, op1, 1, vl); +} + +vint32m1_t +test_riscv_vfcvt_x_f_vv_i32m1 (vfloat32m1_t op1, size_t vl) { + return __riscv_vfcvt_x_f_v_i32m1 (op1, vl); +} + +vint32m1_t +test_vfcvt_x_f_vv_i32m1_m (vbool32_t mask, vfloat32m1_t op1, size_t vl) { + return __riscv_vfcvt_x_f_v_i32m1_m (mask, op1, vl); +} + +/* { dg-final { scan-assembler-times {vfcvt\.x\.f\.v\s+v[0-9]+,\s*v[0-9]+} 4 } } */ +/* { dg-final { scan-assembler-times {frrm\s+[axs][0-9]+} 2 } } */ +/* { dg-final { scan-assembler-times {fsrm\s+[axs][0-9]+} 2 } } */ +/* { dg-final { scan-assembler-times {fsrmi\s+[01234]} 2 } } */