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-rw-r--r--js/src/jit-test/tests/wasm/tables.js308
1 files changed, 308 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/tables.js b/js/src/jit-test/tests/wasm/tables.js
new file mode 100644
index 0000000000..266e848e6b
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/tables.js
@@ -0,0 +1,308 @@
+const Module = WebAssembly.Module;
+const Instance = WebAssembly.Instance;
+const Table = WebAssembly.Table;
+const Memory = WebAssembly.Memory;
+const LinkError = WebAssembly.LinkError;
+const RuntimeError = WebAssembly.RuntimeError;
+
+const badFuncRefError = /can only pass WebAssembly exported functions to funcref/;
+
+function assertSegmentFitError(f) {
+ assertErrorMessage(f, RuntimeError, /out of bounds/);
+}
+
+var callee = i => `(func $f${i} (result i32) (i32.const ${i}))`;
+
+wasmFailValidateText(`(module (elem (i32.const 0) $f0) ${callee(0)})`, /elem segment requires a table/);
+wasmFailValidateText(`(module (table 10 funcref) (elem (i32.const 0) 0))`, /table element out of range/);
+wasmFailValidateText(`(module (table 10 funcref) (func) (elem (i32.const 0) 0 1))`, /table element out of range/);
+wasmFailValidateText(`(module (table 10 funcref) (func) (elem (f32.const 0) 0) ${callee(0)})`, /type mismatch/);
+
+assertSegmentFitError(() => wasmEvalText(`(module (table 10 funcref) (elem (i32.const 10) $f0) ${callee(0)})`));
+assertSegmentFitError(() => wasmEvalText(`(module (table 10 funcref) (elem (i32.const 8) $f0 $f0 $f0) ${callee(0)})`));
+assertSegmentFitError(() => wasmEvalText(`(module (table 0 funcref) (func) (elem (i32.const 0x10001)))`));
+
+assertSegmentFitError(() => wasmEvalText(`(module (import "globals" "a" (global i32)) (table 10 funcref) (elem (global.get 0) $f0) ${callee(0)})`, {globals:{a:10}}));
+assertSegmentFitError(() => wasmEvalText(`(module (import "globals" "a" (global i32)) (table 10 funcref) (elem (global.get 0) $f0 $f0 $f0) ${callee(0)})`, {globals:{a:8}}));
+
+assertEq(new Module(wasmTextToBinary(`(module (table 10 funcref) (elem (i32.const 1) $f0 $f0) (elem (i32.const 0) $f0) ${callee(0)})`)) instanceof Module, true);
+assertEq(new Module(wasmTextToBinary(`(module (table 10 funcref) (elem (i32.const 1) $f0 $f0) (elem (i32.const 2) $f0) ${callee(0)})`)) instanceof Module, true);
+wasmEvalText(`(module (import "globals" "a" (global i32)) (table 10 funcref) (elem (i32.const 1) $f0 $f0) (elem (global.get 0) $f0) ${callee(0)})`, {globals:{a:0}});
+wasmEvalText(`(module (import "globals" "a" (global i32)) (table 10 funcref) (elem (global.get 0) $f0 $f0) (elem (i32.const 2) $f0) ${callee(0)})`, {globals:{a:1}});
+
+// Explicit table index in a couple of ways, note this requires us to talk about the table type also.
+assertEq(new Module(wasmTextToBinary(`(module
+ (table 10 funcref)
+ (table 10 funcref)
+ (elem 1 (i32.const 1) func $f0 $f0)
+ ${callee(0)})`)) instanceof Module, true);
+assertEq(new Module(wasmTextToBinary(`(module
+ (table 10 funcref)
+ (table 10 funcref)
+ (elem (table 1) (i32.const 1) func $f0 $f0)
+ ${callee(0)})`)) instanceof Module, true);
+
+// With "funcref" rather than "func".
+assertEq(new Module(wasmTextToBinary(`(module
+ (table 10 funcref)
+ (table 10 funcref)
+ (elem (table 1) (i32.const 1) funcref (ref.func $f0) (ref.func $f0))
+ ${callee(0)})`)) instanceof Module, true);
+
+// Syntax for the offset, ditto.
+assertEq(new Module(wasmTextToBinary(`(module
+ (table 10 funcref)
+ (table 10 funcref)
+ (elem 1 (offset (i32.const 1)) func $f0 $f0)
+ ${callee(0)})`)) instanceof Module, true);
+
+var m = new Module(wasmTextToBinary(`
+ (module
+ (import "globals" "table" (table 10 funcref))
+ (import "globals" "a" (global i32))
+ (elem (global.get 0) $f0 $f0)
+ ${callee(0)})
+`));
+var tbl = new Table({initial:50, element:"anyfunc"});
+assertEq(new Instance(m, {globals:{a:20, table:tbl}}) instanceof Instance, true);
+assertSegmentFitError(() => new Instance(m, {globals:{a:50, table:tbl}}));
+
+var caller = `(type $v2i (func (result i32))) (func $call (param $i i32) (result i32) (call_indirect (type $v2i) (local.get $i))) (export "call" (func $call))`
+var callee = i => `(func $f${i} (type $v2i) (i32.const ${i}))`;
+
+var call = wasmEvalText(`(module (table 10 funcref) ${callee(0)} ${caller})`).exports.call;
+assertErrorMessage(() => call(0), RuntimeError, /indirect call to null/);
+assertErrorMessage(() => call(10), RuntimeError, /index out of bounds/);
+
+var call = wasmEvalText(`(module (table 10 funcref) (elem (i32.const 0)) ${callee(0)} ${caller})`).exports.call;
+assertErrorMessage(() => call(0), RuntimeError, /indirect call to null/);
+assertErrorMessage(() => call(10), RuntimeError, /index out of bounds/);
+
+var call = wasmEvalText(`(module (table 10 funcref) (elem (i32.const 0) $f0) ${callee(0)} ${caller})`).exports.call;
+assertEq(call(0), 0);
+assertErrorMessage(() => call(1), RuntimeError, /indirect call to null/);
+assertErrorMessage(() => call(2), RuntimeError, /indirect call to null/);
+assertErrorMessage(() => call(10), RuntimeError, /index out of bounds/);
+
+var call = wasmEvalText(`(module (table 10 funcref) (elem (i32.const 1) $f0 $f1) (elem (i32.const 4) $f0 $f2) ${callee(0)} ${callee(1)} ${callee(2)} ${caller})`).exports.call;
+assertErrorMessage(() => call(0), RuntimeError, /indirect call to null/);
+assertEq(call(1), 0);
+assertEq(call(2), 1);
+assertErrorMessage(() => call(3), RuntimeError, /indirect call to null/);
+assertEq(call(4), 0);
+assertEq(call(5), 2);
+assertErrorMessage(() => call(6), RuntimeError, /indirect call to null/);
+assertErrorMessage(() => call(10), RuntimeError, /index out of bounds/);
+
+var imports = {a:{b:()=>42}};
+var call = wasmEvalText(`(module (import "a" "b" (func $f1)) (import "a" "b" (func $f2 (result i32))) (table 10 funcref) (elem (i32.const 0) $f0 $f1 $f2) ${callee(0)} ${caller})`, imports).exports.call;
+assertEq(call(0), 0);
+assertErrorMessage(() => call(1), RuntimeError, /indirect call signature mismatch/);
+assertEq(call(2), 42);
+
+var tbl = new Table({initial:3, element:"anyfunc"});
+var call = wasmEvalText(`(module (import "a" "b" (table 3 funcref)) (export "tbl" (table 0)) (elem (i32.const 0) $f0 $f1) ${callee(0)} ${callee(1)} ${caller})`, {a:{b:tbl}}).exports.call;
+assertEq(call(0), 0);
+assertEq(call(1), 1);
+assertEq(tbl.get(0)(), 0);
+assertEq(tbl.get(1)(), 1);
+assertErrorMessage(() => call(2), RuntimeError, /indirect call to null/);
+assertEq(tbl.get(2), null);
+
+var exp = wasmEvalText(`(module (import "a" "b" (table 3 funcref)) (export "tbl" (table 0)) (elem (i32.const 2) $f2) ${callee(2)} ${caller})`, {a:{b:tbl}}).exports;
+assertEq(exp.tbl, tbl);
+assertEq(exp.call(0), 0);
+assertEq(exp.call(1), 1);
+assertEq(exp.call(2), 2);
+assertEq(call(0), 0);
+assertEq(call(1), 1);
+assertEq(call(2), 2);
+assertEq(tbl.get(0)(), 0);
+assertEq(tbl.get(1)(), 1);
+assertEq(tbl.get(2)(), 2);
+
+var exp1 = wasmEvalText(`(module (table 10 funcref) (export "tbl" (table 0)) (elem (i32.const 0) $f0 $f0) ${callee(0)} (export "f0" (func $f0)) ${caller})`).exports
+assertEq(exp1.tbl.get(0), exp1.f0);
+assertEq(exp1.tbl.get(1), exp1.f0);
+assertEq(exp1.tbl.get(2), null);
+assertEq(exp1.call(0), 0);
+assertEq(exp1.call(1), 0);
+assertErrorMessage(() => exp1.call(2), RuntimeError, /indirect call to null/);
+var exp2 = wasmEvalText(`(module (import "a" "b" (table 10 funcref)) (export "tbl" (table 0)) (elem (i32.const 1) $f1 $f1) ${callee(1)} (export "f1" (func $f1)) ${caller})`, {a:{b:exp1.tbl}}).exports
+assertEq(exp1.tbl, exp2.tbl);
+assertEq(exp2.tbl.get(0), exp1.f0);
+assertEq(exp2.tbl.get(1), exp2.f1);
+assertEq(exp2.tbl.get(2), exp2.f1);
+assertEq(exp1.call(0), 0);
+assertEq(exp1.call(1), 1);
+assertEq(exp1.call(2), 1);
+assertEq(exp2.call(0), 0);
+assertEq(exp2.call(1), 1);
+assertEq(exp2.call(2), 1);
+
+var tbl = new Table({initial:3, element:"anyfunc"});
+var e1 = wasmEvalText(`(module (func $f (result i32) (i32.const 42)) (export "f" (func $f)))`).exports;
+var e2 = wasmEvalText(`(module (func $g (result f32) (f32.const 10)) (export "g" (func $g)))`).exports;
+var e3 = wasmEvalText(`(module (func $h (result i32) (i32.const 13)) (export "h" (func $h)))`).exports;
+tbl.set(0, e1.f);
+tbl.set(1, e2.g);
+tbl.set(2, e3.h);
+var e4 = wasmEvalText(`(module (import "a" "b" (table 3 funcref)) ${caller})`, {a:{b:tbl}}).exports;
+assertEq(e4.call(0), 42);
+assertErrorMessage(() => e4.call(1), RuntimeError, /indirect call signature mismatch/);
+assertEq(e4.call(2), 13);
+
+var asmjsFun = (function() { "use asm"; function f() {} return f })();
+assertEq(isAsmJSFunction(asmjsFun), isAsmJSCompilationAvailable());
+assertErrorMessage(() => tbl.set(0, asmjsFun), TypeError, badFuncRefError);
+assertErrorMessage(() => tbl.grow(1, asmjsFun), TypeError, badFuncRefError);
+
+var m = new Module(wasmTextToBinary(`(module
+ (type $i2i (func (param i32) (result i32)))
+ (import "a" "mem" (memory 1))
+ (import "a" "tbl" (table 10 funcref))
+ (import "a" "imp" (func $imp (result i32)))
+ (func $call (param $i i32) (result i32)
+ (i32.add
+ (call $imp)
+ (i32.add
+ (i32.load (i32.const 0))
+ (if (result i32) (i32.eqz (local.get $i))
+ (then (i32.const 0))
+ (else
+ (local.set $i (i32.sub (local.get $i) (i32.const 1)))
+ (call_indirect (type $i2i) (local.get $i) (local.get $i)))))))
+ (export "call" (func $call))
+)`));
+var failTime = false;
+var tbl = new Table({initial:10, element:"anyfunc"});
+var mem1 = new Memory({initial:1});
+var e1 = new Instance(m, {a:{mem:mem1, tbl, imp() {if (failTime) throw new Error("ohai"); return 1}}}).exports;
+tbl.set(0, e1.call);
+var mem2 = new Memory({initial:1});
+var e2 = new Instance(m, {a:{mem:mem2, tbl, imp() {return 10} }}).exports;
+tbl.set(1, e2.call);
+var mem3 = new Memory({initial:1});
+var e3 = new Instance(m, {a:{mem:mem3, tbl, imp() {return 100} }}).exports;
+new Int32Array(mem1.buffer)[0] = 1000;
+new Int32Array(mem2.buffer)[0] = 10000;
+new Int32Array(mem3.buffer)[0] = 100000;
+assertEq(e3.call(2), 111111);
+failTime = true;
+assertErrorMessage(() => e3.call(2), Error, "ohai");
+
+// Call signatures are matched structurally:
+
+var call = wasmEvalText(`(module
+ (type $v2i1 (func (result i32)))
+ (type $v2i2 (func (result i32)))
+ (type $i2v (func (param i32)))
+ (table funcref (elem $a $b $c))
+ (func $a (type $v2i1) (i32.const 0))
+ (func $b (type $v2i2) (i32.const 1))
+ (func $c (type $i2v))
+ (func $call (param i32) (result i32) (call_indirect (type $v2i1) (local.get 0)))
+ (export "call" (func $call))
+)`).exports.call;
+assertEq(call(0), 0);
+assertEq(call(1), 1);
+assertErrorMessage(() => call(2), RuntimeError, /indirect call signature mismatch/);
+
+var call = wasmEvalText(`(module
+ (type $A (func (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (result i32)))
+ (type $B (func (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (result i32)))
+ (type $C (func (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (result i32)))
+ (type $D (func (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (result i32)))
+ (type $E (func (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (result i32)))
+ (type $F (func (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (result i32)))
+ (type $G (func (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (param i32) (result i32)))
+ (table funcref (elem $a $b $c $d $e $f $g))
+ (func $a (type $A) (local.get 7))
+ (func $b (type $B) (local.get 8))
+ (func $c (type $C) (local.get 9))
+ (func $d (type $D) (local.get 10))
+ (func $e (type $E) (local.get 11))
+ (func $f (type $F) (local.get 12))
+ (func $g (type $G) (local.get 13))
+ (func $call (param i32) (result i32)
+ (call_indirect (type $A) (i32.const 0) (i32.const 0) (i32.const 0) (i32.const 0) (i32.const 0) (i32.const 0) (i32.const 0) (i32.const 42) (local.get 0)))
+ (export "call" (func $call))
+)`).exports.call;
+assertEq(call(0), 42);
+for (var i = 1; i < 7; i++)
+ assertErrorMessage(() => call(i), RuntimeError, /indirect call signature mismatch/);
+assertErrorMessage(() => call(7), RuntimeError, /index out of bounds/);
+
+// Function identity isn't lost:
+var tbl = wasmEvalText(`(module (table (export "tbl") funcref (elem $f)) (func $f))`).exports.tbl;
+tbl.get(0).foo = 42;
+gc();
+assertEq(tbl.get(0).foo, 42);
+
+(function testCrossRealmCall() {
+ var g = newGlobal({sameCompartmentAs: this});
+
+ // The memory.size builtin asserts cx->realm matches instance->realm so
+ // we call it here.
+ var src = `
+ (module
+ (import "a" "t" (table 3 funcref))
+ (import "a" "m" (memory 1))
+ (func $f (result i32) (i32.add (i32.const 3) (memory.size)))
+ (elem (i32.const 0) $f))
+ `;
+ g.mem = new Memory({initial:4});
+ g.tbl = new Table({initial:3, element:"anyfunc"});
+ var i1 = g.evaluate("new WebAssembly.Instance(new WebAssembly.Module(wasmTextToBinary(`" + src + "`)), {a:{t:tbl,m:mem}})");
+
+ var call = new Instance(new Module(wasmTextToBinary(`
+ (module
+ (import "a" "t" (table 3 funcref))
+ (import "a" "m" (memory 1))
+ (type $v2i (func (result i32)))
+ (func $call (param $i i32) (result i32) (i32.add (call_indirect (type $v2i) (local.get $i)) (memory.size)))
+ (export "call" (func $call)))
+ `)), {a:{t:g.tbl,m:g.mem}}).exports.call;
+
+ for (var i = 0; i < 10; i++)
+ assertEq(call(0), 11);
+})();
+
+
+// Test active segments with a table index.
+
+{
+ function makeIt(flag, tblindex) {
+ return new Uint8Array([0x00, 0x61, 0x73, 0x6d,
+ 0x01, 0x00, 0x00, 0x00,
+ 0x04, // Table section
+ 0x04, // Section size
+ 0x01, // One table
+ 0x70, // Type: FuncRef
+ 0x00, // Limits: Min only
+ 0x01, // Limits: Min
+ 0x09, // Elements section
+ 0x08, // Section size
+ 0x01, // One element segment
+ flag, // Flag should be 2, or > 2 if invalid
+ tblindex, // Table index must be 0, or > 0 if invalid
+ 0x41, // Init expr: i32.const
+ 0x00, // Init expr: zero (payload)
+ 0x0b, // Init expr: end
+ 0x00, // Extern kind: Function
+ 0x00]); // Zero functions
+ }
+
+ // Should succeed because this is what an active segment with index looks like
+ new WebAssembly.Module(makeIt(0x02, 0x00));
+
+ // Should fail because the kind is unknown
+ assertErrorMessage(() => new WebAssembly.Module(makeIt(0x08, 0x00)),
+ WebAssembly.CompileError,
+ /invalid elem segment flags field/);
+
+ // Should fail because the table index is invalid
+ assertErrorMessage(() => new WebAssembly.Module(makeIt(0x02, 0x01)),
+ WebAssembly.CompileError,
+ /table index out of range/);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-20 01:58:49 +0000