Files
rose-ash/shared/static/wasm/sx/harness-reactive.sxbc
giles 2727577702 VM import suspension for browser lazy loading
Bytecode compiler now emits OP_PERFORM for (import ...) and compiles
(define-library ...) bodies. The VM stores the import request in
globals["__io_request"] and stops the run loop — no exceptions needed.
vm-execute-module returns a suspension dict, vm-resume-module continues.

Browser: sx_browser.ml detects suspension dicts from execute_module and
returns JS {suspended, op, request, resume} objects. The sx-platform.js
while loop handles cascading suspensions via handleImportSuspension.

13 modules load via .sxbc bytecode in 226ms (manifest-driven), both
islands hydrate, all handlers wired. 2650/2650 tests pass including
6 new vm-import-suspension tests.

Also: consolidated sx-platform-2.js → sx-platform.js, fixed
vm-execute-module missing code-from-value call, fixed bootstrap.py
protocol registry transpiler issues.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-04 17:11:12 +00:00

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(sxbc 1 "0bc2cc2f659d5a90"
(code
:constants ("assert-signal-value" {:upvalue-count 0 :arity 2 :constants ("deref" "assert=" "str" "Expected signal value " ", got ") :bytecode (20 0 0 16 0 48 1 17 2 20 1 0 16 2 16 1 1 3 0 16 1 1 4 0 16 2 52 2 0 4 49 3 50)} "assert-signal-has-subscribers" {:upvalue-count 0 :arity 1 :constants ("assert" ">" "len" "signal-subscribers" 0 "Expected signal to have subscribers") :bytecode (20 0 0 20 3 0 16 0 48 1 52 2 0 1 1 4 0 52 1 0 2 1 5 0 49 2 50)} "assert-signal-no-subscribers" {:upvalue-count 0 :arity 1 :constants ("assert" "=" "len" "signal-subscribers" 0 "Expected signal to have no subscribers") :bytecode (20 0 0 20 3 0 16 0 48 1 52 2 0 1 1 4 0 52 1 0 2 1 5 0 49 2 50)} "assert-signal-subscriber-count" {:upvalue-count 0 :arity 2 :constants ("len" "signal-subscribers" "assert=" "str" "Expected " " subscribers, got ") :bytecode (20 1 0 16 0 48 1 52 0 0 1 17 2 20 2 0 16 2 16 1 1 4 0 16 1 1 5 0 16 2 52 3 0 4 49 3 50)} "simulate-signal-set!" {:upvalue-count 0 :arity 2 :constants ("reset!") :bytecode (20 0 0 16 0 16 1 49 2 50)} "simulate-signal-swap!" {:upvalue-count 0 :arity 2 :constants ("swap!") :bytecode (20 0 0 16 0 16 1 49 2 50)} "assert-computed-dep-count" {:upvalue-count 0 :arity 2 :constants ("len" "signal-deps" "assert=" "str" "Expected " " deps, got ") :bytecode (20 1 0 16 0 48 1 52 0 0 1 17 2 20 2 0 16 2 16 1 1 4 0 16 1 1 5 0 16 2 52 3 0 4 49 3 50)} "assert-computed-depends-on" {:upvalue-count 0 :arity 2 :constants ("assert" "contains?" "signal-deps" "Expected computed to depend on the given signal") :bytecode (20 0 0 20 2 0 16 0 48 1 16 1 52 1 0 2 1 3 0 49 2 50)} "count-effect-runs" {:upvalue-count 0 :arity 1 :constants ("signal" 0 "effect" {:upvalue-count 1 :arity 0 :constants ("deref") :bytecode (20 0 0 18 0 49 1 50)} {:upvalue-count 2 :arity 0 :constants ("+" 1 "cek-call") :bytecode (18 0 1 1 0 52 0 0 2 19 0 5 18 1 2 52 2 0 2 50)}) :bytecode (20 0 0 1 1 0 48 1 17 1 20 2 0 51 3 0 1 1 48 1 5 1 1 0 17 2 20 2 0 51 4 0 1 2 1 0 48 1 17 3 16 2 50)} "make-test-signal" {:upvalue-count 0 :arity 1 :constants ("signal" "list" "effect" {:upvalue-count 2 :arity 0 :constants ("append!" "deref") :bytecode (18 0 20 1 0 18 1 48 1 52 0 0 2 50)} "history") :bytecode (20 0 0 16 0 48 1 17 1 52 1 0 0 17 2 20 2 0 51 3 0 1 2 1 1 48 1 5 1 0 0 16 1 1 4 0 16 2 65 2 0 50)} "assert-batch-coalesces" {:upvalue-count 0 :arity 2 :constants (0 "signal" "effect" {:upvalue-count 2 :arity 0 :constants ("deref" "+" 1) :bytecode (20 0 0 18 0 48 1 5 18 1 1 2 0 52 1 0 2 19 1 50)} "batch" "assert=" "str" "Expected " " notifications, got ") :bytecode (1 0 0 17 2 20 1 0 1 0 0 48 1 17 3 20 2 0 51 3 0 1 3 1 2 48 1 5 1 0 0 17 2 5 20 4 0 16 0 48 1 5 20 5 0 16 2 16 1 1 7 0 16 1 1 8 0 16 2 52 6 0 4 49 3 50)} {:library (sx harness-reactive) :op "import"}) :bytecode (51 1 0 128 0 0 5 51 3 0 128 2 0 5 51 5 0 128 4 0 5 51 7 0 128 6 0 5 51 9 0 128 8 0 5 51 11 0 128 10 0 5 51 13 0 128 12 0 5 51 15 0 128 14 0 5 51 17 0 128 16 0 5 51 19 0 128 18 0 5 51 21 0 128 20 0 5 1 22 0 112 50)))