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Generate acqrel atomic.fence in fuzzer #8885

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Merged
stevenfontanella merged 1 commit into from
Jul 7, 2026
+84 −85
Merged

Generate acqrel atomic.fence in fuzzer #8885

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2 changes: 1 addition & 1 deletion src/tools/fuzzing/fuzzing.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5200,7 +5200,7 @@ Expression* TranslateToFuzzReader::makeAtomic(Type type) {
}
wasm.memories[0]->shared = true;
if (type == Type::none) {
return builder.makeAtomicFence(MemoryOrder::SeqCst);
return builder.makeAtomicFence(pick(atomicMemoryOrders));
}
if (type == Type::i32 && oneIn(2)) {
if (ATOMIC_WAITS && oneIn(2)) {
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167 changes: 83 additions & 84 deletions test/passes/translate-to-fuzz_all-features_metrics_noprint.txt
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Original file line number Diff line number Diff line change
@@ -1,92 +1,91 @@
Metrics
total
[exports] : 124
[funcs] : 223
[exports] : 170
[funcs] : 280
[globals] : 13
[imports] : 13
[memories] : 1
[memory-data] : 31
[table-data] : 40
[table-data] : 86
[tables] : 2
[tags] : 2
[total] : 78541
[vars] : 4770
ArrayCmpxchg : 45
ArrayCopy : 41
ArrayFill : 38
ArrayGet : 391
ArrayLen : 602
ArrayNew : 1109
ArrayNewFixed : 415
ArrayRMW : 55
ArraySet : 82
AtomicCmpxchg : 37
AtomicFence : 74
AtomicNotify : 45
AtomicRMW : 63
Binary : 3946
Block : 7421
BrOn : 319
Break : 1166
Call : 1109
CallIndirect : 187
CallRef : 274
Const : 11911
ContBind : 1
ContNew : 29
DataDrop : 15
Drop : 598
GlobalGet : 4167
GlobalSet : 2340
I31Get : 67
If : 2686
Load : 364
LocalGet : 6969
LocalSet : 4277
Loop : 942
MemoryCopy : 16
MemoryFill : 9
MemoryInit : 14
Nop : 805
Pop : 323
RefAs : 4383
RefCast : 197
RefEq : 358
RefFunc : 1205
RefGetDesc : 59
RefI31 : 667
RefIsNull : 78
RefNull : 5442
RefTest : 78
Return : 363
SIMDExtract : 159
SIMDLoad : 2
SIMDReplace : 1
SIMDShift : 2
SIMDShuffle : 1
SIMDTernary : 1
Select : 348
Store : 185
StringConcat : 1
StringConst : 432
StringEncode : 59
StringEq : 60
StringMeasure : 77
StringNew : 8
StringWTF16Get : 98
StructCmpxchg : 50
StructGet : 560
StructNew : 5387
StructRMW : 55
StructSet : 79
Switch : 6
TableGet : 1
TableSet : 79
Throw : 114
ThrowRef : 8
Try : 426
TryTable : 532
TupleExtract : 253
TupleMake : 294
Unary : 2283
Unreachable : 1198
[total] : 74878
[vars] : 4958
ArrayCmpxchg : 60
ArrayCopy : 33
ArrayFill : 32
ArrayGet : 367
ArrayLen : 578
ArrayNew : 1160
ArrayNewFixed : 413
ArrayRMW : 60
ArraySet : 52
AtomicCmpxchg : 49
AtomicFence : 84
AtomicNotify : 42
AtomicRMW : 47
Binary : 3896
Block : 6899
BrOn : 272
Break : 1013
Call : 1184
CallIndirect : 213
CallRef : 221
Const : 11751
ContNew : 32
DataDrop : 13
Drop : 496
GlobalGet : 4034
GlobalSet : 2294
I31Get : 56
If : 2582
Load : 356
LocalGet : 6322
LocalSet : 4039
Loop : 865
MemoryCopy : 17
MemoryFill : 17
MemoryInit : 15
Nop : 629
Pop : 320
RefAs : 4047
RefCast : 167
RefEq : 341
RefFunc : 1204
RefGetDesc : 54
RefI31 : 661
RefIsNull : 74
RefNull : 5231
RefTest : 103
Return : 373
SIMDExtract : 163
SIMDLoad : 5
SIMDReplace : 3
SIMDShift : 4
SIMDShuffle : 4
SIMDTernary : 2
Select : 312
Store : 149
StringConcat : 2
StringConst : 447
StringEncode : 63
StringEq : 66
StringMeasure : 55
StringNew : 5
StringWTF16Get : 77
StructCmpxchg : 49
StructGet : 512
StructNew : 5149
StructRMW : 61
StructSet : 67
Switch : 10
TableGet : 2
TableSet : 76
Throw : 74
ThrowRef : 5
Try : 421
TryTable : 482
TupleExtract : 238
TupleMake : 296
Unary : 2139
Unreachable : 1172
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