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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
| commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
| tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/jit-test/tests/wasm/spectre-mask.js | |
| parent | Initial commit. (diff) | |
| download | firefox-upstream.tar.xz firefox-upstream.zip | |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/wasm/spectre-mask.js')
| -rw-r--r-- | js/src/jit-test/tests/wasm/spectre-mask.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/spectre-mask.js b/js/src/jit-test/tests/wasm/spectre-mask.js new file mode 100644 index 0000000000..76e91d778e --- /dev/null +++ b/js/src/jit-test/tests/wasm/spectre-mask.js @@ -0,0 +1,40 @@ +// |jit-test| skip-if: !hasDisassembler() || !(wasmCompileMode() == "baseline" || wasmCompileMode() == "ion") || !(getBuildConfiguration().x64 && !getBuildConfiguration()["arm64-simulator"] && !getBuildConfiguration()["mips64-simulator"]) + +// What we can't test here is the direct-call-from-JIT path, as the generated +// code is not available to wasmDis. + +var ins = wasmEvalText(` +(module + (import "" "wasm2import" (func $g (result i32))) + (memory 1) + (type $ty (func (result i32))) + (table $t 1 1 funcref) + (func $f (result i32) + (i32.const 37)) + (func (export "wasm2wasm") (result i32) + (call $f)) + (func (export "wasm2import") (result i32) + (call $g)) + (func (export "wasmIndirect") (result i32) + (call_indirect (type $ty) $t (i32.const 0))) + (func (export "instanceCall") (result i32) + (memory.size)) +)`, {'':{'wasm2import': function() {}}}); + +switch (wasmCompileMode()) { +case "ion": + assertEq(wasmDis(ins.exports.wasm2wasm, 'stable', true).match(/call.*\n.*mov %eax, %eax/).length, 1); + assertEq(wasmDis(ins.exports.wasm2import, 'stable', true).match(/call.*\n(?:.*movq.*\n)*.*mov %eax, %eax/).length, 1); + assertEq(wasmDis(ins.exports.wasmIndirect, 'stable', true).match(/call.*\n(?:.*movq.*\n)*.*mov %eax, %eax/).length, 1); + assertEq(wasmDis(ins.exports.instanceCall, 'stable', true).match(/call.*\n(?:.*movq.*\n)*.*mov %eax, %eax/).length, 1); + break; +case "baseline": + assertEq(wasmDis(ins.exports.wasm2wasm, 'stable', true).match(/call.*\n.*add.*%rsp\n.*mov %eax, %eax/).length, 1); + assertEq(wasmDis(ins.exports.wasm2import, 'stable', true).match(/call.*\n.*add.*%rsp\n(?:.*movq.*\n)*.*mov %eax, %eax/).length, 1); + assertEq(wasmDis(ins.exports.wasmIndirect, 'stable', true).match(/call.*\n.*add.*%rsp\n(?:.*movq.*\n)*.*mov %eax, %eax/).length, 1); + assertEq(wasmDis(ins.exports.instanceCall, 'stable', true).match(/call.*\n.*add.*%rsp\n(?:.*movq.*\n)*.*mov %eax, %eax/).length, 1); + break; +default: + throw "Unexpected compile mode"; +} + |