53 lines
2.1 KiB
Rust
53 lines
2.1 KiB
Rust
use std::path::Path;
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use wasmtime::{Config, Engine, Store, Strategy};
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use wasmtime_wast::WastContext;
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include!(concat!(env!("OUT_DIR"), "/wast_testsuite_tests.rs"));
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// Each of the tests included from `wast_testsuite_tests` will call this
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// function which actually executes the `wast` test suite given the `strategy`
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// to compile it.
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fn run_wast(wast: &str, strategy: Strategy) -> anyhow::Result<()> {
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let wast = Path::new(wast);
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let simd = wast.iter().any(|s| s == "simd");
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let multi_memory = wast.iter().any(|s| s == "multi-memory");
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let module_linking = wast.iter().any(|s| s == "module-linking");
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let threads = wast.iter().any(|s| s == "threads");
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let bulk_mem = multi_memory || wast.iter().any(|s| s == "bulk-memory-operations");
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// Some simd tests assume support for multiple tables, which are introduced
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// by reference types.
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let reftypes = simd || wast.iter().any(|s| s == "reference-types");
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let mut cfg = Config::new();
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cfg.wasm_simd(simd)
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.wasm_bulk_memory(bulk_mem)
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.wasm_reference_types(reftypes || module_linking)
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.wasm_multi_memory(multi_memory || module_linking)
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.wasm_module_linking(module_linking)
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.wasm_threads(threads)
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.strategy(strategy)?
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.cranelift_debug_verifier(true);
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// By default we'll allocate huge chunks (6gb) of the address space for each
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// linear memory. This is typically fine but when we emulate tests with QEMU
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// it turns out that it causes memory usage to balloon massively. Leave a
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// knob here so on CI we can cut down the memory usage of QEMU and avoid the
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// OOM killer.
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//
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// Locally testing this out this drops QEMU's memory usage running this
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// tests suite from 10GiB to 600MiB. Previously we saw that crossing the
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// 10GiB threshold caused our processes to get OOM killed on CI.
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if std::env::var("WASMTIME_TEST_NO_HOG_MEMORY").is_ok() {
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cfg.static_memory_maximum_size(0);
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}
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let store = Store::new(&Engine::new(&cfg));
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let mut wast_context = WastContext::new(store);
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wast_context.register_spectest()?;
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wast_context.run_file(wast)?;
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Ok(())
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}
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