From nobody Thu Nov 7 13:40:55 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1632592235720202.96625955756565; Sat, 25 Sep 2021 10:50:35 -0700 (PDT) Received: from localhost ([::1]:49424 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mUBoo-0004Pp-Lp for importer@patchew.org; Sat, 25 Sep 2021 13:50:34 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36754) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mUBWP-0002a1-Hs for qemu-devel@nongnu.org; Sat, 25 Sep 2021 13:31:35 -0400 Received: from [115.28.160.31] (port=57212 helo=mailbox.box.xen0n.name) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mUBWH-0005UG-Pg for qemu-devel@nongnu.org; Sat, 25 Sep 2021 13:31:33 -0400 Received: from ld50.lan (unknown [101.88.29.172]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by mailbox.box.xen0n.name (Postfix) with ESMTPSA id 1EDFF60B46; Sun, 26 Sep 2021 01:30:57 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632591057; bh=puBooK5dRMxy4uqJACiyEoaspYcUD1iuWyWrMbJmedM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X/TzDmVxW/F4mmLqOTkYDDk0warHKPSP8deox9onj9LO/PYBnTxYLKvPsW4dpdVEd qBGrpV0NLsyPqw5SPdWUhTeCySgaOBG9bcb9Ng40eYaQMTgg3AS/i2uwZ5DiYf0Ppu YmgzEIq+Rqhnp3x5IGS2pM55NCggcuOLRPlDEma0= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v6 22/30] tcg/loongarch64: Implement simple load/store ops Date: Sun, 26 Sep 2021 01:30:24 +0800 Message-Id: <20210925173032.2434906-23-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210925173032.2434906-1-git@xen0n.name> References: <20210925173032.2434906-1-git@xen0n.name> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 115.28.160.31 (failed) 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=115.28.160.31; envelope-from=git@xen0n.name; helo=mailbox.box.xen0n.name X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: Peter Maydell , XiaoJuan Yang , Richard Henderson , Song Gao , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , WANG Xuerui , Laurent Vivier Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1632592237169100003 Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- tcg/loongarch64/tcg-target-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 131 +++++++++++++++++++++++++++ 2 files changed, 132 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index a2ec61237e..e54ca9b2de 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -15,6 +15,7 @@ * tcg-target-con-str.h; the constraint combination is inclusive or. */ C_O0_I1(r) +C_O0_I2(rZ, r) C_O0_I2(rZ, rZ) C_O1_I1(r, r) C_O1_I2(r, r, rC) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index e470d7e145..fec22cfaf6 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -565,6 +565,73 @@ static void tcg_out_call(TCGContext *s, const tcg_insn= _unit *arg) tcg_out_call_int(s, arg, false); } =20 +/* + * Load/store helpers + */ + +static void tcg_out_ldst(TCGContext *s, LoongArchInsn opc, TCGReg data, + TCGReg addr, intptr_t offset) +{ + intptr_t imm12 =3D sextreg(offset, 0, 12); + + if (offset !=3D imm12) { + intptr_t diff =3D offset - (uintptr_t)s->code_ptr; + + if (addr =3D=3D TCG_REG_ZERO && diff =3D=3D (int32_t)diff) { + imm12 =3D sextreg(diff, 0, 12); + tcg_out_opc_pcaddu12i(s, TCG_REG_TMP2, (diff - imm12) >> 12); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_TMP2, offset - imm12); + if (addr !=3D TCG_REG_ZERO) { + tcg_out_opc_add_d(s, TCG_REG_TMP2, TCG_REG_TMP2, addr); + } + } + addr =3D TCG_REG_TMP2; + } + + switch (opc) { + case OPC_LD_B: + case OPC_LD_BU: + case OPC_LD_H: + case OPC_LD_HU: + case OPC_LD_W: + case OPC_LD_WU: + case OPC_LD_D: + case OPC_ST_B: + case OPC_ST_H: + case OPC_ST_W: + case OPC_ST_D: + tcg_out32(s, encode_djsk12_insn(opc, data, addr, imm12)); + break; + default: + g_assert_not_reached(); + } +} + +static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg arg, + TCGReg arg1, intptr_t arg2) +{ + bool is_32bit =3D type =3D=3D TCG_TYPE_I32; + tcg_out_ldst(s, is_32bit ? OPC_LD_W : OPC_LD_D, arg, arg1, arg2); +} + +static void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg, + TCGReg arg1, intptr_t arg2) +{ + bool is_32bit =3D type =3D=3D TCG_TYPE_I32; + tcg_out_ldst(s, is_32bit ? OPC_ST_W : OPC_ST_D, arg, arg1, arg2); +} + +static bool tcg_out_sti(TCGContext *s, TCGType type, TCGArg val, + TCGReg base, intptr_t ofs) +{ + if (val =3D=3D 0) { + tcg_out_st(s, type, TCG_REG_ZERO, base, ofs); + return true; + } + return false; +} + /* * Entry-points */ @@ -913,6 +980,49 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_setcond(s, args[3], a0, a1, a2, c2); break; =20 + case INDEX_op_ld8s_i32: + case INDEX_op_ld8s_i64: + tcg_out_ldst(s, OPC_LD_B, a0, a1, a2); + break; + case INDEX_op_ld8u_i32: + case INDEX_op_ld8u_i64: + tcg_out_ldst(s, OPC_LD_BU, a0, a1, a2); + break; + case INDEX_op_ld16s_i32: + case INDEX_op_ld16s_i64: + tcg_out_ldst(s, OPC_LD_H, a0, a1, a2); + break; + case INDEX_op_ld16u_i32: + case INDEX_op_ld16u_i64: + tcg_out_ldst(s, OPC_LD_HU, a0, a1, a2); + break; + case INDEX_op_ld_i32: + case INDEX_op_ld32s_i64: + tcg_out_ldst(s, OPC_LD_W, a0, a1, a2); + break; + case INDEX_op_ld32u_i64: + tcg_out_ldst(s, OPC_LD_WU, a0, a1, a2); + break; + case INDEX_op_ld_i64: + tcg_out_ldst(s, OPC_LD_D, a0, a1, a2); + break; + + case INDEX_op_st8_i32: + case INDEX_op_st8_i64: + tcg_out_ldst(s, OPC_ST_B, a0, a1, a2); + break; + case INDEX_op_st16_i32: + case INDEX_op_st16_i64: + tcg_out_ldst(s, OPC_ST_H, a0, a1, a2); + break; + case INDEX_op_st_i32: + case INDEX_op_st32_i64: + tcg_out_ldst(s, OPC_ST_W, a0, a1, a2); + break; + case INDEX_op_st_i64: + tcg_out_ldst(s, OPC_ST_D, a0, a1, a2); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: case INDEX_op_call: /* Always emitted via tcg_out_call. */ @@ -927,6 +1037,15 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpc= ode op) case INDEX_op_goto_ptr: return C_O0_I1(r); =20 + case INDEX_op_st8_i32: + case INDEX_op_st8_i64: + case INDEX_op_st16_i32: + case INDEX_op_st16_i64: + case INDEX_op_st32_i64: + case INDEX_op_st_i32: + case INDEX_op_st_i64: + return C_O0_I2(rZ, r); + case INDEX_op_brcond_i32: case INDEX_op_brcond_i64: return C_O0_I2(rZ, rZ); @@ -954,6 +1073,18 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpc= ode op) case INDEX_op_bswap32_i32: case INDEX_op_bswap32_i64: case INDEX_op_bswap64_i64: + case INDEX_op_ld8s_i32: + case INDEX_op_ld8s_i64: + case INDEX_op_ld8u_i32: + case INDEX_op_ld8u_i64: + case INDEX_op_ld16s_i32: + case INDEX_op_ld16s_i64: + case INDEX_op_ld16u_i32: + case INDEX_op_ld16u_i64: + case INDEX_op_ld32s_i64: + case INDEX_op_ld32u_i64: + case INDEX_op_ld_i32: + case INDEX_op_ld_i64: return C_O1_I1(r, r); =20 case INDEX_op_andc_i32: --=20 2.33.0