From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 10741C433FE for ; Fri, 21 Oct 2022 08:03:18 +0000 (UTC) Received: from localhost ([::1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1olmzr-00055U-Px for qemu-devel@archiver.kernel.org; Fri, 21 Oct 2022 04:03:16 -0400 Received: from [::1] (helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1olmIC-0003bn-Pq for qemu-devel@archiver.kernel.org; Fri, 21 Oct 2022 03:18:08 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1olmHo-0003Ml-M0 for qemu-devel@nongnu.org; Fri, 21 Oct 2022 03:17:45 -0400 Received: from mail-pf1-x436.google.com ([2607:f8b0:4864:20::436]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1olmHj-0005qy-Hk for qemu-devel@nongnu.org; Fri, 21 Oct 2022 03:17:42 -0400 Received: by mail-pf1-x436.google.com with SMTP id p14so1811154pfq.5 for ; Fri, 21 Oct 2022 00:17:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=vW1Lxg6CwvbDnPeTBg9Qp/nP+UFsiQKcS3I0rXp2/DI=; b=oGTG6l2ZqJ3yp4u7YloIjrC6+78p38fVJ5Kz9/aQfQNOb6z8k+pY3RYD0ChbYScr2I bJsM10GE2GQwqgPfzMc1yYvcmPGFG0E83aw8nRavpUE7T1sy84P440+/Bf36hk5eLJDO Eb+/zUTW0G4gGrX7RoMvotFtNLxMikT1wuc5apzF8MK9s04MC77ZvsWucOTmsUmSEips 5mGMjqxwrIDOd/odq2GJ0z4DqrxWbGAeWpXZl5Dc6mKXtUOvaF0SqcucKdO1yEy2M9wy 3TQDCv334Rkle7BVh5bSo6MeqeHJuilW9Oa1TT3NWiSBUTvkjvH4s3v8idGn+j1yigTL oMIw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vW1Lxg6CwvbDnPeTBg9Qp/nP+UFsiQKcS3I0rXp2/DI=; b=lLVJKe0dMtmXxLAJshxpqKnURwbvm8FUStZxsAhyWAOeDDMFq8MeccVFFM3z/wujyI BWOkoYvNFhOsqCU6Y0bDzCpuBoirRfO01c3oz5fxeHkU7/X1GQooGRTerwedq9YOdgC4 DX+F9p17FULctU2vIE3S89YfGRWwXjTIL9xAmCD+N7vexrHZqnDTIVEVqNbLpdd4JImY Hr7aMBn2PuFBTqrGAiX6tNJQaHBbljHDjwLtT1Yq4WVR6URp4xXH7q35s9HgklsMOP8h U9UDbO5jxjVPCzMi14zJAZ9dIn5FsaMv7itnjcUgd7NQ71gC+caoWPMZ6tGGy82Y/OjQ ud+w== X-Gm-Message-State: ACrzQf2XLpbDvMqcggZTv7+b7uo3pZqRYSTRQNthUYCzy5ZRb19s/gbl PzD5LXDi9nQ7BBMrqpYH+A+aZjUTax9wPb5u X-Google-Smtp-Source: AMsMyM67mfLxZXTln6htvhcTy3lmaguG5I+6JjxgdNyDSdEcDKXt882aCOPmkcRt1ir1+U0IsMhbxA== X-Received: by 2002:a05:6a00:148a:b0:566:10d8:9404 with SMTP id v10-20020a056a00148a00b0056610d89404mr17969202pfu.84.1666336656289; Fri, 21 Oct 2022 00:17:36 -0700 (PDT) Received: from localhost.localdomain ([149.135.10.35]) by smtp.gmail.com with ESMTPSA id q9-20020a638c49000000b0041cd5ddde6fsm13003327pgn.76.2022.10.21.00.17.34 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Oct 2022 00:17:35 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 26/36] tcg: Introduce tcg_out_addi_ptr Date: Fri, 21 Oct 2022 17:15:39 +1000 Message-Id: <20221021071549.2398137-27-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221021071549.2398137-1-richard.henderson@linaro.org> References: <20221021071549.2398137-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::436; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x436.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Implement the function for arm, i386, and s390x, which will use it. Add stubs for all other backends. Signed-off-by: Richard Henderson --- tcg/tcg.c | 2 ++ tcg/aarch64/tcg-target.c.inc | 7 +++++++ tcg/arm/tcg-target.c.inc | 20 ++++++++++++++++++++ tcg/i386/tcg-target.c.inc | 8 ++++++++ tcg/loongarch64/tcg-target.c.inc | 7 +++++++ tcg/mips/tcg-target.c.inc | 7 +++++++ tcg/ppc/tcg-target.c.inc | 7 +++++++ tcg/riscv/tcg-target.c.inc | 7 +++++++ tcg/s390x/tcg-target.c.inc | 7 +++++++ tcg/sparc64/tcg-target.c.inc | 7 +++++++ tcg/tci/tcg-target.c.inc | 7 +++++++ 11 files changed, 86 insertions(+) diff --git a/tcg/tcg.c b/tcg/tcg.c index a3538edffa..10d239d15c 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -103,6 +103,8 @@ static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg1, static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg); static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg ret, tcg_target_long arg); +static void tcg_out_addi_ptr(TCGContext *s, TCGReg, TCGReg, tcg_target_long) + __attribute__((unused)); static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg args[TCG_MAX_OP_ARGS], const int const_args[TCG_MAX_OP_ARGS]); diff --git a/tcg/aarch64/tcg-target.c.inc b/tcg/aarch64/tcg-target.c.inc index e8184fe001..f089a74f0e 100644 --- a/tcg/aarch64/tcg-target.c.inc +++ b/tcg/aarch64/tcg-target.c.inc @@ -1102,6 +1102,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd, tcg_out_insn(s, 3305, LDR, 0, rd); } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + g_assert_not_reached(); +} + /* Define something more legible for general use. */ #define tcg_out_ldst_r tcg_out_insn_3310 diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index e82749a602..2950a29d49 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -2548,6 +2548,26 @@ static void tcg_out_movi(TCGContext *s, TCGType type, tcg_out_movi32(s, COND_AL, ret, arg); } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + int enc, opc = ARITH_ADD; + + /* All of the easiest immediates to encode are positive. */ + if (imm < 0) { + imm = -imm; + opc = ARITH_SUB; + } + enc = encode_imm(imm); + if (enc >= 0) { + tcg_out_dat_imm(s, COND_AL, opc, rd, rs, enc); + } else { + tcg_out_movi32(s, COND_AL, TCG_REG_TMP, imm); + tcg_out_dat_reg(s, COND_AL, opc, rd, rs, + TCG_REG_TMP, SHIFT_IMM_LSL(0)); + } +} + /* Type is always V128, with I64 elements. */ static void tcg_out_dup2_vec(TCGContext *s, TCGReg rd, TCGReg rl, TCGReg rh) { diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc index 58bd5873f5..6a021dda8b 100644 --- a/tcg/i386/tcg-target.c.inc +++ b/tcg/i386/tcg-target.c.inc @@ -1069,6 +1069,14 @@ static void tcg_out_movi(TCGContext *s, TCGType type, } } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + tcg_debug_assert(TCG_TARGET_REG_BITS == 32); + tcg_out_modrm_offset(s, OPC_LEA, rd, rs, imm); +} + static inline void tcg_out_pushi(TCGContext *s, tcg_target_long val) { if (val == (int8_t)val) { diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index 98da264f16..967bf307b8 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -389,6 +389,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd, } } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + g_assert_not_reached(); +} + static void tcg_out_ext8u(TCGContext *s, TCGReg ret, TCGReg arg) { tcg_out_opc_andi(s, ret, arg, 0xff); diff --git a/tcg/mips/tcg-target.c.inc b/tcg/mips/tcg-target.c.inc index 292e490b5c..22b5463f0f 100644 --- a/tcg/mips/tcg-target.c.inc +++ b/tcg/mips/tcg-target.c.inc @@ -550,6 +550,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, } } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + g_assert_not_reached(); +} + static void tcg_out_bswap16(TCGContext *s, TCGReg ret, TCGReg arg, int flags) { /* ret and arg can't be register tmp0 */ diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc index f561a3492f..d9e4ba8883 100644 --- a/tcg/ppc/tcg-target.c.inc +++ b/tcg/ppc/tcg-target.c.inc @@ -1125,6 +1125,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg ret, } } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + g_assert_not_reached(); +} + static bool mask_operand(uint32_t c, int *mb, int *me) { uint32_t lsb, test; diff --git a/tcg/riscv/tcg-target.c.inc b/tcg/riscv/tcg-target.c.inc index aa017d665a..6072945ccb 100644 --- a/tcg/riscv/tcg-target.c.inc +++ b/tcg/riscv/tcg-target.c.inc @@ -545,6 +545,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd, tcg_out_opc_imm(s, OPC_LD, rd, rd, 0); } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + g_assert_not_reached(); +} + static void tcg_out_ext8u(TCGContext *s, TCGReg ret, TCGReg arg) { tcg_out_opc_imm(s, OPC_ANDI, ret, arg, 0xff); diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc index c3c0bcc3eb..8663a963a6 100644 --- a/tcg/s390x/tcg-target.c.inc +++ b/tcg/s390x/tcg-target.c.inc @@ -1020,6 +1020,13 @@ static inline bool tcg_out_sti(TCGContext *s, TCGType type, TCGArg val, return false; } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + tcg_out_mem(s, RX_LA, RXY_LAY, rd, rs, TCG_REG_NONE, imm); +} + /* load data from an absolute host address */ static void tcg_out_ld_abs(TCGContext *s, TCGType type, TCGReg dest, const void *abs) diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index eb913f33c8..f6a8a8e605 100644 --- a/tcg/sparc64/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -497,6 +497,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, tcg_out_movi_int(s, type, ret, arg, false, TCG_REG_T2); } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + g_assert_not_reached(); +} + static void tcg_out_ldst_rr(TCGContext *s, TCGReg data, TCGReg a1, TCGReg a2, int op) { diff --git a/tcg/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc index b07b30b9fc..8bf02a96e9 100644 --- a/tcg/tci/tcg-target.c.inc +++ b/tcg/tci/tcg-target.c.inc @@ -561,6 +561,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, } } +static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, + tcg_target_long imm) +{ + /* This function is only used for passing structs by reference. */ + g_assert_not_reached(); +} + static void tcg_out_call(TCGContext *s, const tcg_insn_unit *func, const TCGHelperInfo *info) { -- 2.34.1