From patchwork Mon Oct 14 10:48:55 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Alex_Benn=C3=A9e?= X-Patchwork-Id: 11188241 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F128C912 for ; Mon, 14 Oct 2019 10:55:02 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id B6C1A20854 for ; Mon, 14 Oct 2019 10:55:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="NF/78zmf" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B6C1A20854 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:47012 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iJy0D-0004T9-L9 for patchwork-qemu-devel@patchwork.kernel.org; Mon, 14 Oct 2019 06:55:01 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44457) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iJxvI-0007JL-CK for qemu-devel@nongnu.org; Mon, 14 Oct 2019 06:49:58 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iJxvF-0005wF-Hc for qemu-devel@nongnu.org; Mon, 14 Oct 2019 06:49:56 -0400 Received: from mail-wr1-x442.google.com ([2a00:1450:4864:20::442]:41044) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iJxvF-0005vJ-A4 for qemu-devel@nongnu.org; Mon, 14 Oct 2019 06:49:53 -0400 Received: by mail-wr1-x442.google.com with SMTP id p4so3261069wrm.8 for ; Mon, 14 Oct 2019 03:49:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=0lNdGpSfBzDNvoyGaxV/lVsZ3aI25OqDjawAwKzIxio=; b=NF/78zmfLm9Ufsn0h9jcMT8fcdYr2bFQKTHEbmslC3Gp6vdWMugt3KRhaAnM8pRMVM zJTX+HoyHwqFFindjP2rEbAr85NLvTdFmYl+eWiKb7d599zM5PQThemcWDt/CW66wIr8 lfI9mHirKWb8rO0OKTDmJhG7MntYGn7jh10Bn2pcwTW7HTuaRxH7Q7rN4glSX7oQPV0S Lvw2njQDGFOrWoyPrOS86HurVh7Wnx4T6S8h48wt16nyvPOyrSm+pDTnaObvB97NC9qR d3kqduHnBXNfFI1vyjT/77CuUR/fHUrOoOsdO+Bpjfm5QHi8UC6E1T1N6SpZVsl9BkOu K9Ag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=0lNdGpSfBzDNvoyGaxV/lVsZ3aI25OqDjawAwKzIxio=; b=KPJfHOUkZm+vBMUQM9JCWXEFDxJ6/bA45ZSR6Beb2J2GEaD4DcK+o32in1qSquVH36 LDJ9rF+plPyLOPSXNGIsUG/t58BtNkeJrLisqfcU8zjE2BJq/Z8nJ4TMxLINi57XemgL rMrEbRHMrcNCy8KQhF+j+UhzyrZpMNMp2Lsn7UzVlgV0GasG4qGV9n6NFwo1VimgnIUw +Qaewk+z18uJMjoQUettBoUmP82xwpkP83RJAgI6FAE0wU09F2hG0uZU+tlVutzcPqBK NBMbEHefDnvvYrRTb4Jx3bhPR3YPpmItZ9MbllTyNhFY4k1AmHuiTXfY1w8m2t9dPrkv McoQ== X-Gm-Message-State: APjAAAVomxo1Qhfnhzv5JBHoCTs1SLUwkugxTF+d7ASI4BtYYe/g4qws ECSbsfdJ7thcYrjH8ATw6sVnjg== X-Google-Smtp-Source: APXvYqwtV7tEO4uY+3+Q8i+DZ57U0lUbhLKssdmqXRiimXgDpmWrqkF4vMA/qktu+qO8JxE96GzdQQ== X-Received: by 2002:a5d:4b09:: with SMTP id v9mr24145158wrq.127.1571050192206; Mon, 14 Oct 2019 03:49:52 -0700 (PDT) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id w4sm15863674wrv.66.2019.10.14.03.49.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Oct 2019 03:49:51 -0700 (PDT) Received: from zen.lan (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id 740E11FF8F; Mon, 14 Oct 2019 11:49:49 +0100 (BST) From: =?utf-8?q?Alex_Benn=C3=A9e?= To: qemu-devel@nongnu.org Subject: [PATCH v5 02/55] trace: add mmu_index to mem_info Date: Mon, 14 Oct 2019 11:48:55 +0100 Message-Id: <20191014104948.4291-3-alex.bennee@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191014104948.4291-1-alex.bennee@linaro.org> References: <20191014104948.4291-1-alex.bennee@linaro.org> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::442 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: robert.foley@futurewei.com, Riku Voipio , peter.puhov@futurewei.com, aaron@os.amperecomputing.com, cota@braap.org, Stefan Hajnoczi , Paolo Bonzini , =?utf-8?q?Alex_Benn=C3=A9e?= , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" We are going to re-use mem_info later for plugins and will need to track the mmu_idx for softmmu code. [TODO: convert everything to use TCGMemOpIdx?] Signed-off-by: Alex Bennée --- v5 - fix up shifts --- accel/tcg/atomic_template.h | 6 ++--- accel/tcg/cputlb.c | 2 ++ accel/tcg/user-exec.c | 1 + include/exec/cpu_ldst_template.h | 15 +++++------ include/exec/cpu_ldst_useronly_template.h | 6 ++--- scripts/tracetool/transform.py | 1 + tcg/tcg-op.c | 8 +++--- trace-events | 6 +++-- trace/mem-internal.h | 31 ++++++++++++++++------- trace/mem.h | 7 ++--- 10 files changed, 50 insertions(+), 33 deletions(-) diff --git a/accel/tcg/atomic_template.h b/accel/tcg/atomic_template.h index 287433d809..dfeddf6a54 100644 --- a/accel/tcg/atomic_template.h +++ b/accel/tcg/atomic_template.h @@ -60,7 +60,7 @@ #endif #define ATOMIC_TRACE_RMW do { \ - uint8_t info = glue(trace_mem_build_info_no_se, MEND)(SHIFT, false); \ + uint16_t info = glue(trace_mem_build_info_no_se, MEND)(SHIFT, false, ATOMIC_MMU_IDX); \ \ trace_guest_mem_before_exec(env_cpu(env), addr, info); \ trace_guest_mem_before_exec(env_cpu(env), addr, \ @@ -68,13 +68,13 @@ } while (0) #define ATOMIC_TRACE_LD do { \ - uint8_t info = glue(trace_mem_build_info_no_se, MEND)(SHIFT, false); \ + uint16_t info = glue(trace_mem_build_info_no_se, MEND)(SHIFT, false, ATOMIC_MMU_IDX); \ \ trace_guest_mem_before_exec(env_cpu(env), addr, info); \ } while (0) # define ATOMIC_TRACE_ST do { \ - uint8_t info = glue(trace_mem_build_info_no_se, MEND)(SHIFT, true); \ + uint16_t info = glue(trace_mem_build_info_no_se, MEND)(SHIFT, true, ATOMIC_MMU_IDX); \ \ trace_guest_mem_before_exec(env_cpu(env), addr, info); \ } while (0) diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index defc8d5929..1210d8f243 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -1811,6 +1811,7 @@ void helper_be_stq_mmu(CPUArchState *env, target_ulong addr, uint64_t val, #define ATOMIC_MMU_DECLS #define ATOMIC_MMU_LOOKUP atomic_mmu_lookup(env, addr, oi, retaddr) #define ATOMIC_MMU_CLEANUP +#define ATOMIC_MMU_IDX oi #define DATA_SIZE 1 #include "atomic_template.h" @@ -1853,6 +1854,7 @@ void helper_be_stq_mmu(CPUArchState *env, target_ulong addr, uint64_t val, #define DATA_SIZE 8 #include "atomic_template.h" #endif +#undef ATOMIC_MMU_IDX /* Code access functions. */ diff --git a/accel/tcg/user-exec.c b/accel/tcg/user-exec.c index 71c4bf6477..e9a58c5331 100644 --- a/accel/tcg/user-exec.c +++ b/accel/tcg/user-exec.c @@ -751,6 +751,7 @@ static void *atomic_mmu_lookup(CPUArchState *env, target_ulong addr, #define ATOMIC_MMU_DECLS do {} while (0) #define ATOMIC_MMU_LOOKUP atomic_mmu_lookup(env, addr, DATA_SIZE, GETPC()) #define ATOMIC_MMU_CLEANUP do { clear_helper_retaddr(); } while (0) +#define ATOMIC_MMU_IDX 0 #define ATOMIC_NAME(X) HELPER(glue(glue(atomic_ ## X, SUFFIX), END)) #define EXTRA_ARGS diff --git a/include/exec/cpu_ldst_template.h b/include/exec/cpu_ldst_template.h index af7e0b49f2..5750a26b9e 100644 --- a/include/exec/cpu_ldst_template.h +++ b/include/exec/cpu_ldst_template.h @@ -84,17 +84,16 @@ glue(glue(glue(cpu_ld, USUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, CPUTLBEntry *entry; RES_TYPE res; target_ulong addr; - int mmu_idx; + int mmu_idx = CPU_MMU_INDEX; TCGMemOpIdx oi; #if !defined(SOFTMMU_CODE_ACCESS) trace_guest_mem_before_exec( env_cpu(env), ptr, - trace_mem_build_info(SHIFT, false, MO_TE, false)); + trace_mem_build_info(SHIFT, false, MO_TE, false, mmu_idx)); #endif addr = ptr; - mmu_idx = CPU_MMU_INDEX; entry = tlb_entry(env, mmu_idx, addr); if (unlikely(entry->ADDR_READ != (addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))))) { @@ -123,17 +122,16 @@ glue(glue(glue(cpu_lds, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, CPUTLBEntry *entry; int res; target_ulong addr; - int mmu_idx; + int mmu_idx = CPU_MMU_INDEX; TCGMemOpIdx oi; #if !defined(SOFTMMU_CODE_ACCESS) trace_guest_mem_before_exec( env_cpu(env), ptr, - trace_mem_build_info(SHIFT, true, MO_TE, false)); + trace_mem_build_info(SHIFT, true, MO_TE, false, mmu_idx)); #endif addr = ptr; - mmu_idx = CPU_MMU_INDEX; entry = tlb_entry(env, mmu_idx, addr); if (unlikely(entry->ADDR_READ != (addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))))) { @@ -165,17 +163,16 @@ glue(glue(glue(cpu_st, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, { CPUTLBEntry *entry; target_ulong addr; - int mmu_idx; + int mmu_idx = CPU_MMU_INDEX; TCGMemOpIdx oi; #if !defined(SOFTMMU_CODE_ACCESS) trace_guest_mem_before_exec( env_cpu(env), ptr, - trace_mem_build_info(SHIFT, false, MO_TE, true)); + trace_mem_build_info(SHIFT, false, MO_TE, true, mmu_idx)); #endif addr = ptr; - mmu_idx = CPU_MMU_INDEX; entry = tlb_entry(env, mmu_idx, addr); if (unlikely(tlb_addr_write(entry) != (addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))))) { diff --git a/include/exec/cpu_ldst_useronly_template.h b/include/exec/cpu_ldst_useronly_template.h index 2378f2958c..8f7f117ad4 100644 --- a/include/exec/cpu_ldst_useronly_template.h +++ b/include/exec/cpu_ldst_useronly_template.h @@ -73,7 +73,7 @@ glue(glue(cpu_ld, USUFFIX), MEMSUFFIX)(CPUArchState *env, abi_ptr ptr) #else trace_guest_mem_before_exec( env_cpu(env), ptr, - trace_mem_build_info(SHIFT, false, MO_TE, false)); + trace_mem_build_info(SHIFT, false, MO_TE, false, 0)); return glue(glue(ld, USUFFIX), _p)(g2h(ptr)); #endif } @@ -105,7 +105,7 @@ glue(glue(cpu_lds, SUFFIX), MEMSUFFIX)(CPUArchState *env, abi_ptr ptr) #else trace_guest_mem_before_exec( env_cpu(env), ptr, - trace_mem_build_info(SHIFT, true, MO_TE, false)); + trace_mem_build_info(SHIFT, true, MO_TE, false, 0)); return glue(glue(lds, SUFFIX), _p)(g2h(ptr)); #endif } @@ -132,7 +132,7 @@ glue(glue(cpu_st, SUFFIX), MEMSUFFIX)(CPUArchState *env, abi_ptr ptr, { trace_guest_mem_before_exec( env_cpu(env), ptr, - trace_mem_build_info(SHIFT, false, MO_TE, true)); + trace_mem_build_info(SHIFT, false, MO_TE, true, 0)); glue(glue(st, SUFFIX), _p)(g2h(ptr), v); } diff --git a/scripts/tracetool/transform.py b/scripts/tracetool/transform.py index e18b05315e..2ca9286046 100644 --- a/scripts/tracetool/transform.py +++ b/scripts/tracetool/transform.py @@ -83,6 +83,7 @@ TCG_2_HOST = { HOST_2_TCG_COMPAT = { "uint8_t": "uint32_t", + "uint16_t": "uint32_t", } diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c index e87c327fbf..1388bd344d 100644 --- a/tcg/tcg-op.c +++ b/tcg/tcg-op.c @@ -2795,7 +2795,7 @@ void tcg_gen_qemu_ld_i32(TCGv_i32 val, TCGv addr, TCGArg idx, MemOp memop) tcg_gen_req_mo(TCG_MO_LD_LD | TCG_MO_ST_LD); memop = tcg_canonicalize_memop(memop, 0, 0); trace_guest_mem_before_tcg(tcg_ctx->cpu, cpu_env, - addr, trace_mem_get_info(memop, 0)); + addr, trace_mem_get_info(memop, idx, 0)); orig_memop = memop; if (!TCG_TARGET_HAS_MEMORY_BSWAP && (memop & MO_BSWAP)) { @@ -2832,7 +2832,7 @@ void tcg_gen_qemu_st_i32(TCGv_i32 val, TCGv addr, TCGArg idx, MemOp memop) tcg_gen_req_mo(TCG_MO_LD_ST | TCG_MO_ST_ST); memop = tcg_canonicalize_memop(memop, 0, 1); trace_guest_mem_before_tcg(tcg_ctx->cpu, cpu_env, - addr, trace_mem_get_info(memop, 1)); + addr, trace_mem_get_info(memop, idx, 1)); if (!TCG_TARGET_HAS_MEMORY_BSWAP && (memop & MO_BSWAP)) { swap = tcg_temp_new_i32(); @@ -2875,7 +2875,7 @@ void tcg_gen_qemu_ld_i64(TCGv_i64 val, TCGv addr, TCGArg idx, MemOp memop) tcg_gen_req_mo(TCG_MO_LD_LD | TCG_MO_ST_LD); memop = tcg_canonicalize_memop(memop, 1, 0); trace_guest_mem_before_tcg(tcg_ctx->cpu, cpu_env, - addr, trace_mem_get_info(memop, 0)); + addr, trace_mem_get_info(memop, idx, 0)); orig_memop = memop; if (!TCG_TARGET_HAS_MEMORY_BSWAP && (memop & MO_BSWAP)) { @@ -2923,7 +2923,7 @@ void tcg_gen_qemu_st_i64(TCGv_i64 val, TCGv addr, TCGArg idx, MemOp memop) tcg_gen_req_mo(TCG_MO_LD_ST | TCG_MO_ST_ST); memop = tcg_canonicalize_memop(memop, 1, 1); trace_guest_mem_before_tcg(tcg_ctx->cpu, cpu_env, - addr, trace_mem_get_info(memop, 1)); + addr, trace_mem_get_info(memop, idx, 1)); if (!TCG_TARGET_HAS_MEMORY_BSWAP && (memop & MO_BSWAP)) { swap = tcg_temp_new_i64(); diff --git a/trace-events b/trace-events index 22133dfd3f..42107ebc69 100644 --- a/trace-events +++ b/trace-events @@ -152,12 +152,14 @@ vcpu guest_cpu_reset(void) # uint8_t size_shift : 4; /* interpreted as "1 << size_shift" bytes */ # bool sign_extend: 1; /* sign-extended */ # uint8_t endianness : 1; /* 0: little, 1: big */ -# bool store : 1; /* wheter it's a store operation */ +# bool store : 1; /* whether it is a store operation */ +# pad : 1; +# uint8_t mmuidx : 4; /* mmuidx (softmmu only) */ # }; # # Mode: user, softmmu # Targets: TCG(all) -vcpu tcg guest_mem_before(TCGv vaddr, uint8_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d" +vcpu tcg guest_mem_before(TCGv vaddr, uint16_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d" # linux-user/syscall.c # bsd-user/syscall.c diff --git a/trace/mem-internal.h b/trace/mem-internal.h index 1a010c1b27..0a32aa22ca 100644 --- a/trace/mem-internal.h +++ b/trace/mem-internal.h @@ -14,11 +14,13 @@ #define TRACE_MEM_SE (1ULL << 4) /* sign extended (y/n) */ #define TRACE_MEM_BE (1ULL << 5) /* big endian (y/n) */ #define TRACE_MEM_ST (1ULL << 6) /* store (y/n) */ +#define TRACE_MEM_MMU_SHIFT 8 /* mmu idx */ -static inline uint8_t trace_mem_build_info( - int size_shift, bool sign_extend, MemOp endianness, bool store) +static inline uint16_t trace_mem_build_info( + int size_shift, bool sign_extend, MemOp endianness, + bool store, unsigned int mmu_idx) { - uint8_t res; + uint16_t res; res = size_shift & TRACE_MEM_SZ_SHIFT_MASK; if (sign_extend) { @@ -30,25 +32,36 @@ static inline uint8_t trace_mem_build_info( if (store) { res |= TRACE_MEM_ST; } +#ifdef CONFIG_SOFTMMU + res |= mmu_idx << TRACE_MEM_MMU_SHIFT; +#endif return res; } -static inline uint8_t trace_mem_get_info(MemOp op, bool store) +static inline uint16_t trace_mem_get_info(MemOp op, + unsigned int mmu_idx, + bool store) { return trace_mem_build_info(op & MO_SIZE, !!(op & MO_SIGN), - op & MO_BSWAP, store); + op & MO_BSWAP, store, + mmu_idx); } +/* Used by the atomic helpers */ static inline -uint8_t trace_mem_build_info_no_se_be(int size_shift, bool store) +uint16_t trace_mem_build_info_no_se_be(int size_shift, bool store, + TCGMemOpIdx oi) { - return trace_mem_build_info(size_shift, false, MO_BE, store); + return trace_mem_build_info(size_shift, false, MO_BE, store, + get_mmuidx(oi)); } static inline -uint8_t trace_mem_build_info_no_se_le(int size_shift, bool store) +uint16_t trace_mem_build_info_no_se_le(int size_shift, bool store, + TCGMemOpIdx oi) { - return trace_mem_build_info(size_shift, false, MO_LE, store); + return trace_mem_build_info(size_shift, false, MO_LE, store, + get_mmuidx(oi)); } #endif /* TRACE__MEM_INTERNAL_H */ diff --git a/trace/mem.h b/trace/mem.h index 8cf213d85b..9644f592b4 100644 --- a/trace/mem.h +++ b/trace/mem.h @@ -18,15 +18,16 @@ * * Return a value for the 'info' argument in guest memory access traces. */ -static uint8_t trace_mem_get_info(MemOp op, bool store); +static uint16_t trace_mem_get_info(MemOp op, unsigned int mmu_idx, bool store); /** * trace_mem_build_info: * * Return a value for the 'info' argument in guest memory access traces. */ -static uint8_t trace_mem_build_info(int size_shift, bool sign_extend, - MemOp endianness, bool store); +static uint16_t trace_mem_build_info(int size_shift, bool sign_extend, + MemOp endianness, bool store, + unsigned int mmuidx); #include "trace/mem-internal.h"