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Separate the CMP abstraction from the FLASH protocol. #226

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Merged
lemmy merged 1 commit into from
Aug 18, 2026
Merged

Separate the CMP abstraction from the FLASH protocol. #226

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1 change: 0 additions & 1 deletion specifications/FlashProtocol/APFlashWithMutex.cfg
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
CONSTANT
NODE <- NodeVal
DATA <- DataVal
Other <- OtherVal
Undefined <- UndefinedVal

INVARIANT
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7 changes: 1 addition & 6 deletions specifications/FlashProtocol/APFlashWithMutex.tla
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Original file line number Diff line number Diff line change
Expand Up @@ -19,8 +19,6 @@ CONSTANTS
\* @type: Set(Str);
DATA,
\* @type: Str;
Other,
\* @type: Str;
Undefined

VARIABLES
Expand Down Expand Up @@ -57,9 +55,7 @@ VARIABLES
\* @type: Str;
FwdCmd,
\* @type: Str;
FwdSrc,
\* @type: Bool;
Env_o
FwdSrc

\* Both components of the variable group are strings, which the type checker
\* cannot tell apart from a two-element sequence. The group is shadowed here
Expand All @@ -77,7 +73,6 @@ INSTANCE FlashWithMutex
\* Concrete values for the constants used by APFlashWithMutex.cfg.
NodeVal == { "n1", "n2" }
DataVal == { "d1", "d2" }
OtherVal == "Other"
UndefinedVal == "Undefined"

==============================================================================
469 changes: 76 additions & 393 deletions specifications/FlashProtocol/FlashWithMutex.tla
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410 changes: 410 additions & 0 deletions specifications/FlashProtocol/FlashWithMutexCMP.tla
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1 change: 0 additions & 1 deletion specifications/FlashProtocol/MCFlashWithMutex.cfg
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
CONSTANTS
NODE = {n1, n2}
DATA = {d1, d2}
Other = Other
Undefined = Undefined

SYMMETRY Symmetry
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4 changes: 2 additions & 2 deletions specifications/FlashProtocol/MCFlashWithMutex.tla
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Original file line number Diff line number Diff line change
@@ -1,8 +1,8 @@
------------------------- MODULE MCFlashWithMutex -------------------------
EXTENDS FlashWithMutex, TLC

\* Nodes and data values are independently interchangeable. The Other and
\* Undefined sentinels are fixed because they are outside these sets.
\* Nodes and data values are independently interchangeable. The Undefined
\* sentinel is fixed because it is outside these sets.
Symmetry == Permutations(NODE) \union Permutations(DATA)

==============================================================================
1 change: 0 additions & 1 deletion specifications/FlashProtocol/MCFlashWithMutexLive.cfg
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
CONSTANTS
NODE = {n1, n2}
DATA = {d1, d2}
Other = Other
Undefined = Undefined

SPECIFICATION FairSpec
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23 changes: 14 additions & 9 deletions specifications/FlashProtocol/manifest.json
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Original file line number Diff line number Diff line change
Expand Up @@ -14,13 +14,18 @@
"features": [],
"models": []
},
{
"path": "specifications/FlashProtocol/FlashWithMutexCMP.tla",
"features": [],
"models": []
},
{
"path": "specifications/FlashProtocol/APFlashWithMutex.tla",
"features": [],
"models": [
{
"path": "specifications/FlashProtocol/APFlashWithMutex.cfg",
"runtime": "00:38:09",
"runtime": "00:00:44",
"mode": "symbolic",
"result": "success"
}
Expand All @@ -32,12 +37,12 @@
"models": [
{
"path": "specifications/FlashProtocol/MCFlashWithMutex.cfg",
"runtime": "00:00:04",
"runtime": "00:00:01",
"mode": "exhaustive search",
"result": "success",
"distinctStates": 32994,
"totalStates": 159216,
"stateDepth": 34
"distinctStates": 2024,
"totalStates": 7552,
"stateDepth": 21
}
]
},
Expand All @@ -47,12 +52,12 @@
"models": [
{
"path": "specifications/FlashProtocol/MCFlashWithMutexLive.cfg",
"runtime": "00:04:44",
"runtime": "00:00:15",
"mode": "exhaustive search",
"result": "success",
"distinctStates": 131976,
"totalStates": 636852,
"stateDepth": 34,
"distinctStates": 8096,
"totalStates": 30196,
"stateDepth": 21,
"workers": 4
}
]
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