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Port threaded tests from acquire/release proposal #9107

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Merged
stevenfontanella merged 1 commit into from
Sep 15, 2026
+52 −30
Merged

Port threaded tests from acquire/release proposal #9107

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82 changes: 52 additions & 30 deletions test/spec/acquire-release-atomics/threaded.wast
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Original file line number Diff line number Diff line change
@@ -1,10 +1,11 @@
;; Interleaving stores
(module $Mem
(module $Mem1
(memory (export "shared") 1 1 shared)
)
(register "mem" $Mem)
(register "mem" $Mem1)

(thread $T1 (shared (module $Mem))
(thread $T1 (shared (module $Mem1))
(register "mem" $Mem1)
(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -17,7 +18,8 @@
(invoke "run")
)

(thread $T2 (shared (module $Mem))
(thread $T2 (shared (module $Mem1))
(register "mem" $Mem1)
(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand Down Expand Up @@ -51,12 +53,14 @@
)

;; Critical section guarding an unordered memory access
(module $Mem
(module $Mem2
(memory (export "shared") 1 1 shared)
)
(register "mem" $Mem)
(register "mem" $Mem2)

(thread $write (shared (module $Mem2))
(register "mem" $Mem2)

(thread $writer (shared (module $Mem))
(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -69,7 +73,9 @@
(invoke "run")
)

(thread $reader (shared (module $Mem))
(thread $read (shared (module $Mem2))
(register "mem" $Mem2)

(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -83,8 +89,8 @@
(invoke "run")
)

(wait $writer)
(wait $reader)
(wait $write)
(wait $read)

(module
(memory (import "mem" "shared") 1 1 shared)
Expand All @@ -104,12 +110,14 @@
)

;; Similar to above, critical section guarding a flag
(module $Mem
(module $Mem3
(memory (export "shared") 1 1 shared)
)
(register "mem" $Mem)
(register "mem" $Mem3)

(thread $write_flag (shared (module $Mem3))
(register "mem" $Mem3)

(thread $writer (shared (module $Mem))
(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -130,7 +138,9 @@
(invoke "run")
)

(thread $reader (shared (module $Mem))
(thread $read_flag (shared (module $Mem3))
(register "mem" $Mem3)

(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -149,8 +159,8 @@
(invoke "run")
)

(wait $writer)
(wait $reader)
(wait $write_flag)
(wait $read_flag)

(module
(memory (import "mem" "shared") 1 1 shared)
Expand All @@ -170,15 +180,17 @@
)

;; Spinlock
(module $Mem
(module $Mem4
;; Address 0 - lock
;; Address 4 - payload
(memory (export "shared") 1 1 shared)
)
(register "mem" $Mem)
(register "mem" $Mem4)

;; Add 1 to the counter atomically
(thread $addOne (shared (module $Mem))
(thread $addOne (shared (module $Mem4))
(register "mem" $Mem4)

(module
(memory (import "mem" "shared") 1 1 shared)

Expand Down Expand Up @@ -213,7 +225,9 @@
)

;; Add 10 to the counter atomically
(thread $addTen (shared (module $Mem))
(thread $addTen (shared (module $Mem4))
(register "mem" $Mem4)

(module
(memory (import "mem" "shared") 1 1 shared)

Expand Down Expand Up @@ -267,12 +281,14 @@
)

;; independent reads of independent writes
(module $Mem
(module $Mem5
(memory (export "shared") 1 1 shared)
)
(register "mem" $Mem)
(register "mem" $Mem5)

(thread $writeX (shared (module $Mem5))
(register "mem" $Mem5)

(thread $writerX (shared (module $Mem))
(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -283,7 +299,9 @@
(invoke "run")
)

(thread $writerY (shared (module $Mem))
(thread $writeY (shared (module $Mem5))
(register "mem" $Mem5)

(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -294,7 +312,9 @@
(invoke "run")
)

(thread $reader1 (shared (module $Mem))
(thread $read1 (shared (module $Mem5))
(register "mem" $Mem5)

(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -307,7 +327,9 @@
(invoke "run")
)

(thread $reader2 (shared (module $Mem))
(thread $read2 (shared (module $Mem5))
(register "mem" $Mem5)

(module
(memory (import "mem" "shared") 1 1 shared)
(func (export "run")
Expand All @@ -320,10 +342,10 @@
(invoke "run")
)

(wait $writerX)
(wait $writerY)
(wait $reader1)
(wait $reader2)
(wait $writeX)
(wait $writeY)
(wait $read1)
(wait $read2)

(module
(memory (import "mem" "shared") 1 1 shared)
Expand Down
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