From patchwork Wed Feb 5 04:03:37 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 13960555 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 48472C02192 for ; Wed, 5 Feb 2025 04:05:53 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tfWdr-0008Kq-DM; Tue, 04 Feb 2025 23:03:59 -0500 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 1tfWdm-0008IQ-KV for qemu-devel@nongnu.org; Tue, 04 Feb 2025 23:03:56 -0500 Received: from mail-pl1-x62a.google.com ([2607:f8b0:4864:20::62a]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1tfWdk-0007BJ-Dc for qemu-devel@nongnu.org; Tue, 04 Feb 2025 23:03:54 -0500 Received: by mail-pl1-x62a.google.com with SMTP id d9443c01a7336-21f0c4275a1so17821335ad.2 for ; Tue, 04 Feb 2025 20:03:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1738728230; x=1739333030; darn=nongnu.org; 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=AOc2h0xXoQ7rt5k5O8GPqL+wyW8l0f5WlDdl3vzFiHs=; b=Yba4ETwd3Oiwhd6di7hs3jrqLCfQW22rmwD9GbQ/44Kf3vJOlQW3HDTuXEEm5zIntF u2ryssGYOew+J+/J45uMOPQgSPniuVV6qW8C76iMbLZbDlMf2GlzbKrFeJrjx03ceRZI uD7LR0fFWt7Mm4YcXIsyNUTjN5rGx34nzgyfR2qZzrBHUxq33euZVrhLekUUCPy0CBOv NZYfEBjqE3XnPbZSI6ZQH5vd4jT99pKUq1NpyHnm1Pba5nfW8xAmuZSds60gxAppJO61 zEdwm4Rz/NlcuHfKwAcUBw4z802sGfWIfPz0icWHivW0EuhGAZmZGXY6jULeUtlLtwJt Jnpw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1738728230; x=1739333030; 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=AOc2h0xXoQ7rt5k5O8GPqL+wyW8l0f5WlDdl3vzFiHs=; b=h9YWP0gG1p0m02wtddz+2YhSrUsubZLAhwTGcxUHVfrM5ANaH9HuhF045lWnpYFUvQ LaIBqYbw8Oo7kNQiWklepc681vTfu1iWgHRynB6u4Ur4g2OJWpYrNbZSYe/U0MS7r5WI yCSYedMuLWP1H53WVAFJZJWXPVqSjWflnMY3vO5F73rHI18j4bsliUi8SSOKywg9f1tL U6WGMz/pYjR2SKxtPPczcW/huYk5u7AYQ9ujq9kJ//GiT5Nsv4iEpKbL16AB3/lJWknq JtEqp5mSzajRcpSw4YLBDN+pnKZwXuqGCFYiOSkndzRxYK8fRFZ9AR1G6S/eCuoYR8oX 4Xqw== X-Gm-Message-State: AOJu0YxBZcUCADk/8Our16pVV/t1OyyRwaYtguAY8R2Em4nezr+gouPW JSukJ2cRNZF4A8Ox6we5xO3BkPHi20obaeUhW3Ho8PGvtX3Qe1eXsGY+sPTkEu2yyYxpQPpgGxz I X-Gm-Gg: ASbGncvxIKq1eHMSXMwSVR0Ac/kIzFMklPvSFyQGGjXx+qvQLzr6kJQOkf0Tp1DOMTo HB65SvsjJWhgl0kkFSPZkCDBCBqOzpepxVisVVzhjpp1oHifqVPBgo9aeu6FDfEGG9vxTaAWpQZ J1BJZ8TPsRlsZdSsnRtqsYg4Pwc2akn16woRqjvibYygzipRIBS8U3Kv/roLUPLi4WtapTjv+kv jY2ONQXNLxYtm8xrwdLOPTFcNjaBy0yUqVrX+eQqdPoILwfPRf/CkGP/uV+J6/qvkcF/KXFiHpV fd4I67aovTKjRwzE7bMGQW8P54hvGhAa3rgL49745YY+iyA= X-Google-Smtp-Source: AGHT+IFu2HFKyCLYXS1t12urGr2Z9tpjndhTg9iL9JP7TRPSRLzsOmiPC+6WFWVkhAc2Sj8xEZo4HA== X-Received: by 2002:a17:903:41cf:b0:211:e812:3948 with SMTP id d9443c01a7336-21f17d44565mr28630775ad.0.1738728229967; Tue, 04 Feb 2025 20:03:49 -0800 (PST) Received: from stoup.. (71-212-39-66.tukw.qwest.net. [71.212.39.66]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-21f054eb89esm22380325ad.79.2025.02.04.20.03.49 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Feb 2025 20:03:49 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 07/11] tcg: Replace addr{lo, hi}_reg with addr_reg in TCGLabelQemuLdst Date: Tue, 4 Feb 2025 20:03:37 -0800 Message-ID: <20250205040341.2056361-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250205040341.2056361-1-richard.henderson@linaro.org> References: <20250205040341.2056361-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::62a; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62a.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-bounces+qemu-devel=archiver.kernel.org@nongnu.org There is now always only one guest address register. Signed-off-by: Richard Henderson --- tcg/tcg.c | 18 +++++++++--------- tcg/aarch64/tcg-target.c.inc | 4 ++-- tcg/arm/tcg-target.c.inc | 4 ++-- tcg/i386/tcg-target.c.inc | 4 ++-- tcg/loongarch64/tcg-target.c.inc | 4 ++-- tcg/mips/tcg-target.c.inc | 4 ++-- tcg/ppc/tcg-target.c.inc | 4 ++-- tcg/riscv/tcg-target.c.inc | 4 ++-- tcg/s390x/tcg-target.c.inc | 4 ++-- tcg/sparc64/tcg-target.c.inc | 4 ++-- 10 files changed, 27 insertions(+), 27 deletions(-) diff --git a/tcg/tcg.c b/tcg/tcg.c index 295004b74f..57f72b78d4 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -100,8 +100,7 @@ struct TCGLabelQemuLdst { bool is_ld; /* qemu_ld: true, qemu_st: false */ MemOpIdx oi; TCGType type; /* result type of a load */ - TCGReg addrlo_reg; /* reg index for low word of guest virtual addr */ - TCGReg addrhi_reg; /* reg index for high word of guest virtual addr */ + TCGReg addr_reg; /* reg index for guest virtual addr */ TCGReg datalo_reg; /* reg index for low word to be loaded or stored */ TCGReg datahi_reg; /* reg index for high word to be loaded or stored */ const tcg_insn_unit *raddr; /* addr of the next IR of qemu_ld/st IR */ @@ -6067,7 +6066,7 @@ static void tcg_out_ld_helper_args(TCGContext *s, const TCGLabelQemuLdst *ldst, */ tcg_out_helper_add_mov(mov, loc + HOST_BIG_ENDIAN, TCG_TYPE_I32, TCG_TYPE_I32, - ldst->addrlo_reg, -1); + ldst->addr_reg, -1); tcg_out_helper_load_slots(s, 1, mov, parm); tcg_out_helper_load_imm(s, loc[!HOST_BIG_ENDIAN].arg_slot, @@ -6075,7 +6074,7 @@ static void tcg_out_ld_helper_args(TCGContext *s, const TCGLabelQemuLdst *ldst, next_arg += 2; } else { nmov = tcg_out_helper_add_mov(mov, loc, TCG_TYPE_I64, s->addr_type, - ldst->addrlo_reg, ldst->addrhi_reg); + ldst->addr_reg, -1); tcg_out_helper_load_slots(s, nmov, mov, parm); next_arg += nmov; } @@ -6232,21 +6231,22 @@ static void tcg_out_st_helper_args(TCGContext *s, const TCGLabelQemuLdst *ldst, /* Handle addr argument. */ loc = &info->in[next_arg]; - if (TCG_TARGET_REG_BITS == 32 && s->addr_type == TCG_TYPE_I32) { + tcg_debug_assert(s->addr_type <= TCG_TYPE_REG); + if (TCG_TARGET_REG_BITS == 32) { /* - * 32-bit host with 32-bit guest: zero-extend the guest address + * 32-bit host (and thus 32-bit guest): zero-extend the guest address * to 64-bits for the helper by storing the low part. Later, * after we have processed the register inputs, we will load a * zero for the high part. */ tcg_out_helper_add_mov(mov, loc + HOST_BIG_ENDIAN, TCG_TYPE_I32, TCG_TYPE_I32, - ldst->addrlo_reg, -1); + ldst->addr_reg, -1); next_arg += 2; nmov += 1; } else { n = tcg_out_helper_add_mov(mov, loc, TCG_TYPE_I64, s->addr_type, - ldst->addrlo_reg, ldst->addrhi_reg); + ldst->addr_reg, -1); next_arg += n; nmov += n; } @@ -6294,7 +6294,7 @@ static void tcg_out_st_helper_args(TCGContext *s, const TCGLabelQemuLdst *ldst, g_assert_not_reached(); } - if (TCG_TARGET_REG_BITS == 32 && s->addr_type == TCG_TYPE_I32) { + if (TCG_TARGET_REG_BITS == 32) { /* Zero extend the address by loading a zero for the high part. */ loc = &info->in[1 + !HOST_BIG_ENDIAN]; tcg_out_helper_load_imm(s, loc->arg_slot, TCG_TYPE_I32, 0, parm); diff --git a/tcg/aarch64/tcg-target.c.inc b/tcg/aarch64/tcg-target.c.inc index 45dc2c649b..6f383c1592 100644 --- a/tcg/aarch64/tcg-target.c.inc +++ b/tcg/aarch64/tcg-target.c.inc @@ -1775,7 +1775,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; mask_type = (s->page_bits + s->tlb_dyn_max_bits > 32 ? TCG_TYPE_I64 : TCG_TYPE_I32); @@ -1837,7 +1837,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; /* tst addr, #mask */ tcg_out_logicali(s, I3404_ANDSI, 0, TCG_REG_XZR, addr_reg, a_mask); diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index 252d9aa7e5..865aab0ccd 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -1491,7 +1491,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr; + ldst->addr_reg = addr; /* Load cpu->neg.tlb.f[mmu_idx].{mask,table} into {r0,r1}. */ QEMU_BUILD_BUG_ON(offsetof(CPUTLBDescFast, mask) != 0); @@ -1558,7 +1558,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr; + ldst->addr_reg = addr; /* We are expecting alignment to max out at 7 */ tcg_debug_assert(a_mask <= 0xff); diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc index b33fe7fe23..cfea4c496d 100644 --- a/tcg/i386/tcg-target.c.inc +++ b/tcg/i386/tcg-target.c.inc @@ -2201,7 +2201,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr; + ldst->addr_reg = addr; if (TCG_TARGET_REG_BITS == 64) { ttype = s->addr_type; @@ -2257,7 +2257,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr; + ldst->addr_reg = addr; /* jne slow_path */ jcc = tcg_out_cmp(s, TCG_COND_TSTNE, addr, a_mask, true, false); diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index 4f32bf3e97..dd67e8f6bc 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -1010,7 +1010,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TMP0, TCG_AREG0, mask_ofs); tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TMP1, TCG_AREG0, table_ofs); @@ -1055,7 +1055,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; /* * Without micro-architecture details, we don't know which of diff --git a/tcg/mips/tcg-target.c.inc b/tcg/mips/tcg-target.c.inc index 153ce1f3c3..d744b853cd 100644 --- a/tcg/mips/tcg-target.c.inc +++ b/tcg/mips/tcg-target.c.inc @@ -1244,7 +1244,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr; + ldst->addr_reg = addr; /* Load tlb_mask[mmu_idx] and tlb_table[mmu_idx]. */ tcg_out_ld(s, TCG_TYPE_PTR, TCG_TMP0, TCG_AREG0, mask_off); @@ -1309,7 +1309,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr; + ldst->addr_reg = addr; /* We are expecting a_bits to max out at 7, much lower than ANDI. */ tcg_debug_assert(a_bits < 16); diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc index 74b93f4b57..2d16807ec7 100644 --- a/tcg/ppc/tcg-target.c.inc +++ b/tcg/ppc/tcg-target.c.inc @@ -2473,7 +2473,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr; + ldst->addr_reg = addr; /* Load tlb_mask[mmu_idx] and tlb_table[mmu_idx]. */ tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TMP1, TCG_AREG0, mask_off); @@ -2577,7 +2577,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr; + ldst->addr_reg = addr; /* We are expecting a_bits to max out at 7, much lower than ANDI. */ tcg_debug_assert(a_bits < 16); diff --git a/tcg/riscv/tcg-target.c.inc b/tcg/riscv/tcg-target.c.inc index 55a3398712..689fbea0df 100644 --- a/tcg/riscv/tcg-target.c.inc +++ b/tcg/riscv/tcg-target.c.inc @@ -1727,7 +1727,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, TCGReg *pbase, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; init_setting_vtype(s); @@ -1790,7 +1790,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, TCGReg *pbase, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; init_setting_vtype(s); diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc index 6786e7b316..b2e1cd60ff 100644 --- a/tcg/s390x/tcg-target.c.inc +++ b/tcg/s390x/tcg-target.c.inc @@ -1920,7 +1920,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; tcg_out_sh64(s, RSY_SRLG, TCG_TMP0, addr_reg, TCG_REG_NONE, s->page_bits - CPU_TLB_ENTRY_BITS); @@ -1974,7 +1974,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; tcg_debug_assert(a_mask <= 0xffff); tcg_out_insn(s, RI, TMLL, addr_reg, a_mask); diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index ea0a3b8692..527af5665d 100644 --- a/tcg/sparc64/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -1127,7 +1127,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; ldst->label_ptr[0] = s->code_ptr; /* bne,pn %[xi]cc, label0 */ @@ -1147,7 +1147,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst = new_ldst_label(s); ldst->is_ld = is_ld; ldst->oi = oi; - ldst->addrlo_reg = addr_reg; + ldst->addr_reg = addr_reg; ldst->label_ptr[0] = s->code_ptr; /* bne,pn %icc, label0 */