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GET /api/patches/813105/?format=api
{ "id": 813105, "url": "http://patchwork.ozlabs.org/api/patches/813105/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/150525470558.15988.1401941433009738705.stgit@frigg.lan/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<150525470558.15988.1401941433009738705.stgit@frigg.lan>", "list_archive_url": null, "date": "2017-09-12T22:18:25", "name": "[v5,19/22] instrument: Add event 'guest_mem_before_exec'", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "1853ae775cf4a1ac22bb39c54e19339f6a77ba52", "submitter": { "id": 9099, "url": "http://patchwork.ozlabs.org/api/people/9099/?format=api", "name": "Lluís Vilanova", "email": "vilanova@ac.upc.edu" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/150525470558.15988.1401941433009738705.stgit@frigg.lan/mbox/", "series": [ { "id": 2775, "url": "http://patchwork.ozlabs.org/api/series/2775/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=2775", "date": "2017-09-12T21:01:42", "name": "instrument: Add basic event instrumentation", "version": 5, "mbox": "http://patchwork.ozlabs.org/series/2775/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/813105/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/813105/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xsK2k59tjz9t3J\n\tfor <incoming@patchwork.ozlabs.org>;\n\tWed, 13 Sep 2017 08:19:10 +1000 (AEST)", "from localhost ([::1]:38949 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>)\n\tid 1drtWO-0005yU-Qn\n\tfor incoming@patchwork.ozlabs.org; Tue, 12 Sep 2017 18:19:08 -0400", "from eggs.gnu.org ([2001:4830:134:3::10]:47819)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <vilanova@ac.upc.edu>) id 1drtVy-0005xd-GB\n\tfor qemu-devel@nongnu.org; Tue, 12 Sep 2017 18:18:44 -0400", "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <vilanova@ac.upc.edu>) id 1drtVu-0001PV-0C\n\tfor qemu-devel@nongnu.org; Tue, 12 Sep 2017 18:18:42 -0400", "from roura.ac.upc.es ([147.83.33.10]:47828)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <vilanova@ac.upc.edu>) id 1drtVt-0001OP-DD\n\tfor qemu-devel@nongnu.org; Tue, 12 Sep 2017 18:18:37 -0400", "from correu-1.ac.upc.es (correu-1.ac.upc.es [147.83.30.91])\n\tby roura.ac.upc.es (8.13.8/8.13.8) with ESMTP id v8CMIWVT023474;\n\tWed, 13 Sep 2017 00:18:32 +0200", "from localhost (unknown [31.210.187.58])\n\tby correu-1.ac.upc.es (Postfix) with ESMTPSA id 250FB201;\n\tWed, 13 Sep 2017 00:18:27 +0200 (CEST)" ], "From": "=?utf-8?b?TGx1w61z?= Vilanova <vilanova@ac.upc.edu>", "To": "qemu-devel@nongnu.org", "Date": "Wed, 13 Sep 2017 01:18:25 +0300", "Message-Id": "<150525470558.15988.1401941433009738705.stgit@frigg.lan>", "X-Mailer": "git-send-email 2.14.1", "In-Reply-To": "<150525010239.15988.8172586618197849619.stgit@frigg.lan>", "References": "<150525010239.15988.8172586618197849619.stgit@frigg.lan>", "User-Agent": "StGit/0.18", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "quoted-printable", "X-MIME-Autoconverted": "from 8bit to quoted-printable by roura.ac.upc.es id\n\tv8CMIWVT023474", "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 2.6.x [fuzzy]", "X-Received-From": "147.83.33.10", "Subject": "[Qemu-devel] [PATCH v5 19/22] instrument: Add event\n\t'guest_mem_before_exec'", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Id": "<qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<http://lists.nongnu.org/archive/html/qemu-devel/>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Cc": "Peter Crosthwaite <crosthwaite.peter@gmail.com>, Markus Armbruster\n\t<armbru@redhat.com>, \"Emilio G. Cota\" <cota@braap.org>, Stefan Hajnoczi\n\t<stefanha@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, \n\t=?utf-8?q?Llu=C3=ADs_Vilanova?= <vilanova@ac.upc.edu>,\n\tRichard Henderson <rth@twiddle.net>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "\"Qemu-devel\"\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>" }, "content": "Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>\n---\n include/exec/cpu_ldst_template.h | 4 +++\n include/exec/cpu_ldst_useronly_template.h | 4 +++\n include/exec/helper-gen.h | 1 +\n include/exec/helper-proto.h | 1 +\n include/exec/helper-tcg.h | 1 +\n instrument/control.c | 37 +++++++++++++++++++++++++++++\n instrument/control.h | 15 ++++++++++++\n instrument/events.h | 5 ++++\n instrument/events.inc.h | 18 +++++++++++++-\n instrument/helpers.h | 2 ++\n instrument/load.c | 1 +\n instrument/qemu-instr/control.h | 21 ++++++++++++++++\n stubs/instrument.c | 19 ++++++++++++++-\n 13 files changed, 127 insertions(+), 2 deletions(-)\n create mode 100644 instrument/helpers.h", "diff": "diff --git a/include/exec/cpu_ldst_template.h b/include/exec/cpu_ldst_template.h\nindex debbabcfb2..8018e8b16a 100644\n--- a/include/exec/cpu_ldst_template.h\n+++ b/include/exec/cpu_ldst_template.h\n@@ -28,6 +28,7 @@\n #include \"trace-root.h\"\n #endif\n \n+#include \"instrument/events.h\"\n #include \"trace/mem.h\"\n \n #if DATA_SIZE == 8\n@@ -89,6 +90,7 @@ glue(glue(glue(cpu_ld, USUFFIX), MEMSUFFIX), _ra)(CPUArchState *env,\n \n #if !defined(SOFTMMU_CODE_ACCESS)\n TraceMemInfo meminfo = trace_mem_build_info(SHIFT, false, MO_TE, false);\n+ instr_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo);\n trace_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo.raw);\n #endif\n \n@@ -126,6 +128,7 @@ glue(glue(glue(cpu_lds, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env,\n \n #if !defined(SOFTMMU_CODE_ACCESS)\n TraceMemInfo meminfo = trace_mem_build_info(SHIFT, true, MO_TE, false);\n+ instr_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo);\n trace_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo.raw);\n #endif\n \n@@ -167,6 +170,7 @@ glue(glue(glue(cpu_st, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env,\n \n #if !defined(SOFTMMU_CODE_ACCESS)\n TraceMemInfo meminfo = trace_mem_build_info(SHIFT, false, MO_TE, true);\n+ instr_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo);\n trace_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo.raw);\n #endif\n \ndiff --git a/include/exec/cpu_ldst_useronly_template.h b/include/exec/cpu_ldst_useronly_template.h\nindex b0b3fc1b8d..c36c50ae41 100644\n--- a/include/exec/cpu_ldst_useronly_template.h\n+++ b/include/exec/cpu_ldst_useronly_template.h\n@@ -27,6 +27,7 @@\n #include \"trace-root.h\"\n #endif\n \n+#include \"instrument/events.h\"\n #include \"trace/mem.h\"\n \n #if DATA_SIZE == 8\n@@ -62,6 +63,7 @@ glue(glue(cpu_ld, USUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr)\n {\n #if !defined(CODE_ACCESS)\n TraceMemInfo meminfo = trace_mem_build_info(DATA_SIZE, false, MO_TE, false);\n+ instr_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo);\n trace_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo.raw);\n #endif\n return glue(glue(ld, USUFFIX), _p)(g2h(ptr));\n@@ -81,6 +83,7 @@ glue(glue(cpu_lds, SUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr)\n {\n #if !defined(CODE_ACCESS)\n TraceMemInfo meminfo = trace_mem_build_info(DATA_SIZE, true, MO_TE, false);\n+ instr_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo);\n trace_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo.raw);\n #endif\n return glue(glue(lds, SUFFIX), _p)(g2h(ptr));\n@@ -102,6 +105,7 @@ glue(glue(cpu_st, SUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr,\n {\n #if !defined(CODE_ACCESS)\n TraceMemInfo meminfo = trace_mem_build_info(DATA_SIZE, false, MO_TE, true);\n+ instr_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo);\n trace_guest_mem_before_exec(ENV_GET_CPU(env), ptr, meminfo.raw);\n #endif\n glue(glue(st, SUFFIX), _p)(g2h(ptr), v);\ndiff --git a/include/exec/helper-gen.h b/include/exec/helper-gen.h\nindex 8239ffc77c..f351c3d050 100644\n--- a/include/exec/helper-gen.h\n+++ b/include/exec/helper-gen.h\n@@ -57,6 +57,7 @@ static inline void glue(gen_helper_, name)(dh_retvar_decl(ret) \\\n }\n \n #include \"helper.h\"\n+#include \"instrument/helpers.h\"\n #include \"trace/generated-helpers.h\"\n #include \"trace/generated-helpers-wrappers.h\"\n #include \"tcg-runtime.h\"\ndiff --git a/include/exec/helper-proto.h b/include/exec/helper-proto.h\nindex 954bef85ce..8fdd02c132 100644\n--- a/include/exec/helper-proto.h\n+++ b/include/exec/helper-proto.h\n@@ -27,6 +27,7 @@ dh_ctype(ret) HELPER(name) (dh_ctype(t1), dh_ctype(t2), dh_ctype(t3), \\\n dh_ctype(t4), dh_ctype(t5));\n \n #include \"helper.h\"\n+#include \"instrument/helpers.h\"\n #include \"trace/generated-helpers.h\"\n #include \"tcg-runtime.h\"\n \ndiff --git a/include/exec/helper-tcg.h b/include/exec/helper-tcg.h\nindex b0c5bafa99..255e73c3e6 100644\n--- a/include/exec/helper-tcg.h\n+++ b/include/exec/helper-tcg.h\n@@ -40,6 +40,7 @@\n | dh_sizemask(t5, 5) },\n \n #include \"helper.h\"\n+#include \"instrument/helpers.h\"\n #include \"trace/generated-helpers.h\"\n #include \"tcg-runtime.h\"\n \ndiff --git a/instrument/control.c b/instrument/control.c\nindex 0424dd57ab..4181e030f6 100644\n--- a/instrument/control.c\n+++ b/instrument/control.c\n@@ -15,6 +15,8 @@\n #include \"qemu/compiler.h\"\n #include \"qemu/main-loop.h\"\n #include \"qom/cpu.h\"\n+#include \"exec/helper-proto.h\"\n+#include \"exec/helper-gen.h\"\n \n \n __thread InstrInfo instr_cur_info;\n@@ -155,3 +157,38 @@ SYM_PUBLIC void qi_event_set_guest_mem_before_trans(\n ERROR_IF(!tcg_enabled(), \"called without TCG\");\n instr_set_event(guest_mem_before_trans, fn);\n }\n+\n+\n+SYM_PUBLIC void qi_event_gen_guest_mem_before_exec(\n+ QITCGv_cpu vcpu, QITCGv vaddr, QIMemInfo info)\n+{\n+ ERROR_IF(instr_get_state() != INSTR_STATE_ENABLE_TCG,\n+ \"called outside instrumentation\");\n+ ERROR_IF(!tcg_enabled(), \"called without TCG\");\n+ InstrInfo *iinfo = &instr_cur_info;\n+ TCGv_env vcpu_ = instr_tcg_from_qitcg(iinfo, vcpu);\n+ TCGv vaddr_ = instr_tcg_from_qitcg(iinfo, vaddr);\n+ TCGv_i32 info_ = tcg_const_i32(info.raw);\n+ gen_helper_instr_guest_mem_before_exec(vcpu_, vaddr_, info_);\n+ tcg_temp_free_i32(info_);\n+}\n+\n+void helper_instr_guest_mem_before_exec(\n+ CPUArchState *vcpu, target_ulong vaddr, uint32_t info)\n+{\n+ TraceMemInfo info_;\n+ info_.raw = info;\n+ instr_guest_mem_before_exec(ENV_GET_CPU(vcpu), vaddr, info_);\n+}\n+\n+\n+void (*instr_event__guest_mem_before_exec)(\n+ QICPU vcpu, uint64_t vaddr, QIMemInfo info);\n+\n+SYM_PUBLIC void qi_event_set_guest_mem_before_exec(\n+ void (*fn)(QICPU vcpu, uint64_t vaddr, QIMemInfo info))\n+{\n+ ERROR_IF(!instr_get_state(), \"called outside instrumentation\");\n+ ERROR_IF(!tcg_enabled(), \"called without TCG\");\n+ instr_set_event(guest_mem_before_exec, fn);\n+}\ndiff --git a/instrument/control.h b/instrument/control.h\nindex 3e44702f75..3b1d5c5344 100644\n--- a/instrument/control.h\n+++ b/instrument/control.h\n@@ -84,6 +84,7 @@ void instr_cpu_stop_all_end(InstrCPUStop *info);\n typedef enum {\n INSTR_STATE_DISABLE,\n INSTR_STATE_ENABLE,\n+ INSTR_STATE_ENABLE_TCG,\n } InstrState;\n \n #define INSTR_MAX_TCG_REGS 16\n@@ -123,6 +124,20 @@ static inline InstrState instr_get_state(void);\n (void *)num; \\\n })\n \n+/**\n+ * instr_tcg_from_qitcg:\n+ * @info: Pointer to #InstrInfo.\n+ * @arg: QITCG register.\n+ *\n+ * Get a suitable TCGv* from a QITCGv* value.\n+ */\n+#define instr_tcg_from_qitcg(info, arg) \\\n+ ({ \\\n+ unsigned int idx = (uintptr_t)arg; \\\n+ ERROR_IF(info->max <= idx, \"invalid QITCGv register\"); \\\n+ info->tcg_regs[idx]; \\\n+ })\n+\n /**\n * instr_tcg_count:\n * @info: Pointer to #InstrInfo.\ndiff --git a/instrument/events.h b/instrument/events.h\nindex 1cc4dbb052..6507b26867 100644\n--- a/instrument/events.h\n+++ b/instrument/events.h\n@@ -63,6 +63,11 @@ extern void (*instr_event__guest_mem_before_trans)(\n static inline void instr_guest_mem_before_trans(\n CPUState *vcpu_trans, TCGv_env vcpu_exec, TCGv vaddr, TraceMemInfo info);\n \n+extern void (*instr_event__guest_mem_before_exec)(\n+ QICPU vcpu, uint64_t vaddr, QIMemInfo info);\n+static inline void instr_guest_mem_before_exec(\n+ CPUState *vcpu, uint64_t vaddr, TraceMemInfo info);\n+\n \n #include \"instrument/events.inc.h\"\n \ndiff --git a/instrument/events.inc.h b/instrument/events.inc.h\nindex 365c715db4..ebc8020715 100644\n--- a/instrument/events.inc.h\n+++ b/instrument/events.inc.h\n@@ -51,7 +51,7 @@ static inline void instr_guest_mem_before_trans(\n QITCGv vaddr, QIMemInfo info)\n = instr_get_event(guest_mem_before_trans);\n if (cb) {\n- InstrInfo *iinfo = instr_set_state(INSTR_STATE_ENABLE);\n+ InstrInfo *iinfo = instr_set_state(INSTR_STATE_ENABLE_TCG);\n QICPU vcpu_trans_ = instr_cpu_to_qicpu(vcpu_trans);\n QITCGv_cpu vcpu_exec_ = instr_tcg_to_qitcg(iinfo, 0, vcpu_exec);\n QITCGv vaddr_ = instr_tcg_to_qitcg(iinfo, 1, vaddr);\n@@ -62,3 +62,19 @@ static inline void instr_guest_mem_before_trans(\n instr_set_state(INSTR_STATE_DISABLE);\n }\n }\n+\n+static inline void instr_guest_mem_before_exec(\n+ CPUState *vcpu, uint64_t vaddr, TraceMemInfo info)\n+{\n+ void (*cb)(QICPU vcpu, uint64_t vaddr, QIMemInfo info)\n+ = instr_get_event(guest_mem_before_exec);\n+ if (cb) {\n+ InstrInfo *iinfo = instr_set_state(INSTR_STATE_ENABLE);\n+ QICPU vcpu_ = instr_cpu_to_qicpu(vcpu);\n+ QIMemInfo info_;\n+ info_.raw = info.raw;\n+ instr_tcg_count(iinfo, 2);\n+ (*cb)(vcpu_, vaddr, info_);\n+ instr_set_state(INSTR_STATE_DISABLE);\n+ }\n+}\ndiff --git a/instrument/helpers.h b/instrument/helpers.h\nnew file mode 100644\nindex 0000000000..199f781b89\n--- /dev/null\n+++ b/instrument/helpers.h\n@@ -0,0 +1,2 @@\n+DEF_HELPER_FLAGS_3(instr_guest_mem_before_exec, TCG_CALL_NO_RWG,\n+ void, env, tl, i32)\ndiff --git a/instrument/load.c b/instrument/load.c\nindex e8f869201b..f1d769b92d 100644\n--- a/instrument/load.c\n+++ b/instrument/load.c\n@@ -163,6 +163,7 @@ InstrUnloadError instr_unload(const char *id)\n instr_set_event(guest_cpu_exit, NULL);\n instr_set_event(guest_cpu_reset, NULL);\n instr_set_event(guest_mem_before_trans, NULL);\n+ instr_set_event(guest_mem_before_exec, NULL);\n \n instr_cpu_stop_all_end(&info);\n cpu_list_unlock();\ndiff --git a/instrument/qemu-instr/control.h b/instrument/qemu-instr/control.h\nindex c3c8c3988d..acd4b10f03 100644\n--- a/instrument/qemu-instr/control.h\n+++ b/instrument/qemu-instr/control.h\n@@ -121,6 +121,27 @@ void qi_event_set_guest_mem_before_trans(\n void (*fn)(QICPU vcpu_trans, QITCGv_cpu vcpu_exec,\n QITCGv vaddr, QIMemInfo info));\n \n+/*\n+ * Generate code to trigger a 'guest_mem_before_exec' from\n+ * 'guest_mem_before_trans'.\n+ *\n+ * Mode: user, softmmu\n+ * Targets: TCG(all)\n+ * Time: trans\n+ */\n+void qi_event_gen_guest_mem_before_exec(\n+ QITCGv_cpu vcpu, QITCGv vaddr, QIMemInfo info);\n+\n+/*\n+ * Execution-time equivalent of 'guest_mem_before_trans'.\n+ *\n+ * Mode: user, softmmu\n+ * Targets: TCG(all)\n+ * Time: exec\n+ */\n+void qi_event_set_guest_mem_before_exec(\n+ void (*fn)(QICPU vcpu, uint64_t vaddr, QIMemInfo info));\n+\n #ifdef __cplusplus\n }\n #endif\ndiff --git a/stubs/instrument.c b/stubs/instrument.c\nindex 2387b61840..045d31fd78 100644\n--- a/stubs/instrument.c\n+++ b/stubs/instrument.c\n@@ -7,6 +7,9 @@\n * See the COPYING file in the top-level directory.\n */\n \n+/* Unpoison missing types */\n+#define HW_POISON_H\n+\n #include \"qemu/osdep.h\"\n \n #include \"instrument/cmdline.h\"\n@@ -17,6 +20,9 @@\n \n /* Declare missing types */\n typedef struct strList strList;\n+typedef struct CPUArchState CPUArchState;\n+typedef int target_ulong;\n+\n \n \n void instr_init(const char *path, int argc, const char **argv)\n@@ -50,4 +56,15 @@ void (*instr_event__guest_cpu_enter)(QICPU *vcpu);\n void (*instr_event__guest_cpu_exit)(QICPU *vcpu);\n void (*instr_event__guest_cpu_reset)(QICPU *vcpu);\n void (*instr_event__guest_mem_before_trans)(\n- QICPU vcpu_trans, QITCGv_cpu vcpu_exec, QITCGv vaddr, QIMemInfo info);\n+ QICPU vcpu_trans, QITCGv_cpu vcpu_exec,\n+ QITCGv vaddr, QIMemInfo info);\n+void helper_instr_guest_mem_before_exec(\n+ CPUArchState *vcpu, target_ulong vaddr, uint32_t info);\n+void helper_instr_guest_mem_before_exec(\n+ CPUArchState *vcpu, target_ulong vaddr, uint32_t info)\n+{\n+ assert(false);\n+}\n+void (*instr_event__guest_mem_before_exec)(\n+ QICPU vcpu_trans, QITCGv_cpu vcpu_exec,\n+ QITCGv vaddr, QIMemInfo info);\n", "prefixes": [ "v5", "19/22" ] }