1# -*- Mode: Python -*- 2# vim: filetype=python 3# 4 5## 6# = Record/replay 7## 8 9{ 'include': 'common.json' } 10 11## 12# @ReplayMode: 13# 14# Mode of the replay subsystem. 15# 16# @none: normal execution mode. Replay or record are not enabled. 17# 18# @record: record mode. All non-deterministic data is written into 19# the replay log. 20# 21# @play: replay mode. Non-deterministic data required for system 22# execution is read from the log. 23# 24# Since: 2.5 25## 26{ 'enum': 'ReplayMode', 27 'data': [ 'none', 'record', 'play' ] } 28 29## 30# @ReplayInfo: 31# 32# Record/replay information. 33# 34# @mode: current mode. 35# 36# @filename: name of the record/replay log file. It is present only 37# in record or replay modes, when the log is recorded or replayed. 38# 39# @icount: current number of executed instructions. 40# 41# Since: 5.2 42## 43{ 'struct': 'ReplayInfo', 44 'data': { 'mode': 'ReplayMode', '*filename': 'str', 'icount': 'int' } } 45 46## 47# @query-replay: 48# 49# Retrieve the record/replay information. It includes current 50# instruction count which may be used for @replay-break and 51# @replay-seek commands. 52# 53# Returns: record/replay information. 54# 55# Since: 5.2 56# 57# .. qmp-example:: 58# 59# -> { "execute": "query-replay" } 60# <- { "return": { "mode": "play", "filename": "log.rr", "icount": 220414 } } 61## 62{ 'command': 'query-replay', 63 'returns': 'ReplayInfo' } 64 65## 66# @replay-break: 67# 68# Set replay breakpoint at instruction count @icount. Execution stops 69# when the specified instruction is reached. There can be at most one 70# breakpoint. When breakpoint is set, any prior one is removed. The 71# breakpoint may be set only in replay mode and only "in the future", 72# i.e. at instruction counts greater than the current one. The 73# current instruction count can be observed with @query-replay. 74# 75# @icount: instruction count to stop at 76# 77# Since: 5.2 78# 79# .. qmp-example:: 80# 81# -> { "execute": "replay-break", "arguments": { "icount": 220414 } } 82# <- { "return": {} } 83## 84{ 'command': 'replay-break', 'data': { 'icount': 'int' } } 85 86## 87# @replay-delete-break: 88# 89# Remove replay breakpoint which was set with @replay-break. The 90# command is ignored when there are no replay breakpoints. 91# 92# Since: 5.2 93# 94# .. qmp-example:: 95# 96# -> { "execute": "replay-delete-break" } 97# <- { "return": {} } 98## 99{ 'command': 'replay-delete-break' } 100 101## 102# @replay-seek: 103# 104# Automatically proceed to the instruction count @icount, when 105# replaying the execution. The command automatically loads nearest 106# snapshot and replays the execution to find the desired instruction. 107# When there is no preceding snapshot or the execution is not 108# replayed, then the command fails. Instruction count can be obtained 109# with the @query-replay command. 110# 111# @icount: target instruction count 112# 113# Since: 5.2 114# 115# .. qmp-example:: 116# 117# -> { "execute": "replay-seek", "arguments": { "icount": 220414 } } 118# <- { "return": {} } 119## 120{ 'command': 'replay-seek', 'data': { 'icount': 'int' } } 121