1 files changed, 397 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/integer.js b/js/src/jit-test/tests/wasm/integer.js
new file mode 100644
index 0000000000..f7839a0ccf
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/integer.js
@@ -0,0 +1,397 @@
+assertEq(wasmEvalText('(module (func (result i32) (i32.const -1)) (export "" (func 0)))').exports[""](), -1);
+assertEq(wasmEvalText('(module (func (result i32) (i32.const -2147483648)) (export "" (func 0)))').exports[""](), -2147483648);
+assertEq(wasmEvalText('(module (func (result i32) (i32.const 4294967295)) (export "" (func 0)))').exports[""](), -1);
+
+function testUnary(type, opcode, op, expect) {
+    if (type === 'i64') {
+        // Test with constant
+        wasmFullPassI64(`(module (func $run (result ${type}) (${type}.${opcode} (${type}.const ${op}))))`, expect);
+        // Test with param
+        wasmFullPassI64(`(module (func $run (param ${type}) (result ${type}) (${type}.${opcode} (local.get 0))))`, expect, {}, `i64.const ${op}`);
+        return;
+    }
+    // Test with constant
+    wasmFullPass(`(module (func (result ${type}) (${type}.${opcode} (${type}.const ${op}))) (export "run" (func 0)))`, expect);
+    // Test with param
+    wasmFullPass(`(module (func (param ${type}) (result ${type}) (${type}.${opcode} (local.get 0))) (export "run" (func 0)))`, expect, {}, op);
+}
+
+function testBinary64(opcode, lhs, rhs, expect) {
+    let lsrc = `i64.const ${lhs}`;
+    let rsrc = `i64.const ${rhs}`;
+    wasmFullPassI64(`(module (func $run (param i64) (param i64) (result i64) (i64.${opcode} (local.get 0) (local.get 1))))`, expect, {}, lsrc, rsrc);
+    // The same, but now the RHS is a constant.
+    wasmFullPassI64(`(module (func $run (param i64) (result i64) (i64.${opcode} (local.get 0) (i64.const ${rhs}))))`, expect, {}, lsrc);
+    // LHS and RHS are constants.
+    wasmFullPassI64(`(module (func $run (result i64) (i64.${opcode} (i64.const ${lhs}) (i64.const ${rhs}))))`, expect);
+}
+
+function testBinary32(opcode, lhs, rhs, expect) {
+    wasmFullPass(`(module (func (param i32) (param i32) (result i32) (i32.${opcode} (local.get 0) (local.get 1))) (export "run" (func 0)))`, expect, {}, lhs, rhs);
+    // The same, but now the RHS is a constant.
+    wasmFullPass(`(module (func (param i32) (result i32) (i32.${opcode} (local.get 0) (i32.const ${rhs}))) (export "run" (func 0)))`, expect, {}, lhs);
+    // LHS and RHS are constants.
+    wasmFullPass(`(module (func (result i32) (i32.${opcode} (i32.const ${lhs}) (i32.const ${rhs}))) (export "run" (func 0)))`, expect);
+}
+
+function testComparison32(opcode, lhs, rhs, expect) {
+    wasmFullPass(`(module (func (param i32) (param i32) (result i32) (i32.${opcode} (local.get 0) (local.get 1))) (export "run" (func 0)))`, expect, {}, lhs, rhs);
+}
+function testComparison64(opcode, lhs, rhs, expect) {
+    let lsrc = `i64.const ${lhs}`;
+    let rsrc = `i64.const ${rhs}`;
+
+    wasmFullPass(`(module
+                    (func $cmp (param i64) (param i64) (result i32) (i64.${opcode} (local.get 0) (local.get 1)))
+                    (func $assert (result i32)
+                     i64.const ${lhs}
+                     i64.const ${rhs}
+                     call $cmp
+                    )
+                    (export "run" (func $assert)))`, expect);
+
+    // Also test `if`, for the compare-and-branch path.
+    wasmFullPass(`(module
+                    (func $cmp (param i64) (param i64) (result i32)
+                      (if (result i32) (i64.${opcode} (local.get 0) (local.get 1))
+                       (i32.const 1)
+                       (i32.const 0)))
+                    (func $assert (result i32)
+                     i64.const ${lhs}
+                     i64.const ${rhs}
+                     call $cmp
+                    )
+                    (export "run" (func $assert)))`, expect);
+}
+
+function testI64Eqz(input, expect) {
+    wasmFullPass(`(module (func (result i32) (i64.eqz (i64.const ${input}))) (export "run" (func 0)))`, expect, {});
+    wasmFullPass(`(module
+        (func (param i64) (result i32) (i64.eqz (local.get 0)))
+        (func $assert (result i32) (i64.const ${input}) (call 0))
+        (export "run" (func $assert)))`, expect);
+}
+
+function testTrap32(opcode, lhs, rhs, expect) {
+    assertErrorMessage(() => wasmEvalText(`(module (func (param i32) (param i32) (result i32) (i32.${opcode} (local.get 0) (local.get 1))) (export "" (func 0)))`).exports[""](lhs, rhs), Error, expect);
+    // The same, but now the RHS is a constant.
+    assertErrorMessage(() => wasmEvalText(`(module (func (param i32) (result i32) (i32.${opcode} (local.get 0) (i32.const ${rhs}))) (export "" (func 0)))`).exports[""](lhs), Error, expect);
+    // LHS and RHS are constants.
+    assertErrorMessage(wasmEvalText(`(module (func (result i32) (i32.${opcode} (i32.const ${lhs}) (i32.const ${rhs}))) (export "" (func 0)))`).exports[""], Error, expect);
+}
+
+function testTrap64(opcode, lhs, rhs, expect) {
+    let $call = ``;
+
+    assertErrorMessage(wasmEvalText(`(module
+        (func (param i64) (param i64) (result i64) (i64.${opcode} (local.get 0) (local.get 1)))
+        (func $f (export "") (i64.const ${lhs}) (i64.const ${rhs}) (call 0) drop)
+    )`).exports[""], Error, expect);
+    // The same, but now the RHS is a constant.
+    assertErrorMessage(wasmEvalText(`(module
+        (func (param i64) (result i64) (i64.${opcode} (local.get 0) (i64.const ${rhs})))
+        (func $f (export "") (i64.const ${lhs}) (call 0) drop)
+    )`).exports[""], Error, expect);
+    // LHS and RHS are constants.
+    assertErrorMessage(wasmEvalText(`(module
+        (func (result i64) (i64.${opcode} (i64.const ${lhs}) (i64.const ${rhs})))
+        (func $f (export "") (call 0) drop)
+    )`).exports[""], Error, expect);
+}
+
+testUnary('i32', 'clz', 40, 26);
+testUnary('i32', 'clz', 0, 32);
+testUnary('i32', 'clz', 0xFFFFFFFF, 0);
+testUnary('i32', 'clz', -2147483648, 0);
+
+testUnary('i32', 'ctz', 40, 3);
+testUnary('i32', 'ctz', 0, 32);
+testUnary('i32', 'ctz', -2147483648, 31);
+
+testUnary('i32', 'popcnt', 40, 2);
+testUnary('i32', 'popcnt', 0, 0);
+testUnary('i32', 'popcnt', 0xFFFFFFFF, 32);
+
+testUnary('i32', 'eqz', 0, 1);
+testUnary('i32', 'eqz', 1, 0);
+testUnary('i32', 'eqz', 0xFFFFFFFF, 0);
+
+testBinary32('add', 40, 2, 42);
+testBinary32('sub', 40, 2, 38);
+testBinary32('mul', 40, 2, 80);
+testBinary32('div_s', -40, 2, -20);
+testBinary32('div_s', -40, 8, -5);
+testBinary32('div_s', -40, 7, -5);
+testBinary32('div_s', 40, 8, 5);
+testBinary32('div_s', 40, 7, 5);
+testBinary32('div_u', -40, 2, 2147483628);
+testBinary32('div_u', 40, 2, 20);
+testBinary32('div_u', 40, 8, 5);
+testBinary32('rem_s', 40, -3, 1);
+testBinary32('rem_s', 0, -3, 0);
+testBinary32('rem_s', 5, 2, 1);
+testBinary32('rem_s', 65, 64, 1);
+testBinary32('rem_s', -65, 64, -1);
+testBinary32('rem_u', 40, -3, 40);
+testBinary32('rem_u', 41, 8, 1);
+testBinary32('and', 42, 6, 2);
+testBinary32('or', 42, 6, 46);
+testBinary32('xor', 42, 2, 40);
+testBinary32('xor', -1, 1739168047, -1739168048);
+testBinary32('xor', -1739168043, -1, 1739168042);
+testBinary32('shl', 40, 0, 40);
+testBinary32('shl', 40, 2, 160);
+testBinary32('shr_s', -40, 0, -40);
+testBinary32('shr_s', -40, 2, -10);
+testBinary32('shr_u', -40, 0, -40);
+testBinary32('shr_u', -40, 2, 1073741814);
+
+testTrap32('div_s', 42, 0, /integer divide by zero/);
+testTrap32('div_s', 0x80000000 | 0, -1, /integer overflow/);
+testTrap32('div_u', 42, 0, /integer divide by zero/);
+testTrap32('rem_s', 42, 0, /integer divide by zero/);
+testTrap32('rem_u', 42, 0, /integer divide by zero/);
+
+testBinary32('rotl', 40, 2, 160);
+testBinary32('rotl', 40, 34, 160);
+testBinary32('rotr', 40, 2, 10);
+testBinary32('rotr', 40, 34, 10);
+testBinary32('rotr', 40, 0, 40);
+testBinary32('rotl', 40, 0, 40);
+
+testComparison32('eq', 40, 40, 1);
+testComparison32('ne', 40, 40, 0);
+testComparison32('lt_s', 40, 40, 0);
+testComparison32('lt_u', 40, 40, 0);
+testComparison32('le_s', 40, 40, 1);
+testComparison32('le_u', 40, 40, 1);
+testComparison32('gt_s', 40, 40, 0);
+testComparison32('gt_u', 40, 40, 0);
+testComparison32('ge_s', 40, 40, 1);
+testComparison32('ge_u', 40, 40, 1);
+
+// On 32-bit debug builds, with --ion-eager, this test can run into our
+// per-process JIT code limits and OOM. Trigger a GC to discard code.
+if (getJitCompilerOptions()["ion.warmup.trigger"] === 0)
+    gc();
+
+// Test MTest's GVN branch inversion.
+var testTrunc = wasmEvalText(`(module (func (param f32) (result i32) (if (result i32) (i32.eqz (i32.trunc_s/f32 (local.get 0))) (i32.const 0) (i32.const 1))) (export "" (func 0)))`).exports[""];
+assertEq(testTrunc(0), 0);
+assertEq(testTrunc(13.37), 1);
+
+testBinary64('add', 40, 2, 42);
+testBinary64('add', "0x1234567887654321", -1, "0x1234567887654320");
+testBinary64('add', "0xffffffffffffffff", 1, 0);
+testBinary64('sub', 40, 2, 38);
+testBinary64('sub', "0x1234567887654321", "0x123456789", "0x12345677641fdb98");
+testBinary64('sub', 3, 5, -2);
+testBinary64('mul', 40, 2, 80);
+testBinary64('mul', -1, 2, -2);
+testBinary64('mul', 0x123456, "0x9876543210", "0xad77d2c5f941160");
+testBinary64('mul', 2, -1, -2);
+testBinary64('mul', "0x80000000", -1, -2147483648);
+testBinary64('mul', "0x7fffffff", -1, -2147483647);
+testBinary64('mul', "0x7fffffffffffffff", -1, "0x8000000000000001");
+testBinary64('mul', 2, 2, 4);
+testBinary64('mul', "0x80000000", 2, "0x100000000");
+testBinary64('mul', "0x7fffffff", 2, "0xfffffffe");
+testBinary64('div_s', -40, 2, -20);
+testBinary64('div_s', -40, 8, -5);
+testBinary64('div_s', -40, 7, -5);
+testBinary64('div_s', 40, 8, 5);
+testBinary64('div_s', 40, 7, 5);
+testBinary64('div_s', "0x1234567887654321", 2, "0x91a2b3c43b2a190");
+testBinary64('div_s', "0x1234567887654321", "0x1000000000", "0x1234567");
+testBinary64('div_s', -1, "0x100000000", 0);
+testBinary64('div_u', -40, 2, "0x7fffffffffffffec");
+testBinary64('div_u', "0x1234567887654321", 9, "0x205d0b80f0b4059");
+testBinary64('div_u', 40, 2, 20);
+testBinary64('div_u', 40, 8, 5);
+testBinary64('rem_s', 40, -3, 1);
+testBinary64('rem_s', 0, -3, 0);
+testBinary64('rem_s', 5, 2, 1);
+testBinary64('rem_s', 65, 64, 1);
+testBinary64('rem_s', "0x1234567887654321", "0x1000000000", "0x887654321");
+testBinary64('rem_s', "0x7fffffffffffffff", -1, 0);
+testBinary64('rem_s', "0x8000000000000001", 1000, -807);
+testBinary64('rem_s', "0x8000000000000000", -1, 0);
+testBinary64('rem_u', 40, -3, 40);
+testBinary64('rem_u', 41, 8, 1);
+testBinary64('rem_u', "0x1234567887654321", "0x1000000000", "0x887654321");
+testBinary64('rem_u', "0x8000000000000000", -1, "0x8000000000000000");
+testBinary64('rem_u', "0x8ff00ff00ff00ff0", "0x100000001", "0x80000001");
+
+testTrap64('div_s', 10, 0, /integer divide by zero/);
+testTrap64('div_s', "0x8000000000000000", -1, /integer overflow/);
+testTrap64('div_u', 0, 0, /integer divide by zero/);
+testTrap64('rem_s', 10, 0, /integer divide by zero/);
+testTrap64('rem_u', 10, 0, /integer divide by zero/);
+
+// Bitops.
+testBinary64('or', 42, 6, 46);
+testBinary64('or', "0x8765432112345678", "0xffff0000ffff0000", "0xffff4321ffff5678");
+
+testBinary64('xor', 42, 2, 40);
+testBinary64('xor', "0x8765432112345678", "0xffff0000ffff0000", "0x789a4321edcb5678");
+testBinary64('xor', "0xffffffffffffffff", "0x2c73173d985666d0", "0xd38ce8c267a9992f");
+testBinary64('xor', "0xe8f3437fe059746a", "0xffffffffffffffff", "0x170cbc801fa68b95");
+
+testBinary64('shl', 0xff00ff, 28, "0x0ff00ff0000000");
+testBinary64('shl', 0xff00ff, 30, "0x3fc03fc0000000");
+testBinary64('shl', 0xff00ff, 31, "0x7f807f80000000");
+testBinary64('shl', 0xff00ff, 32, "0xff00ff00000000");
+testBinary64('shl', 1, 63, "0x8000000000000000");
+testBinary64('shl', 1, 64, 1);
+testBinary64('shl', 40, 2, 160);
+testBinary64('shl', 40, 0, 40);
+
+testBinary64('shr_s', -40, 0, -40);
+testBinary64('shr_s', -40, 2, -10);
+testBinary64('shr_s', "0xff00ff0000000", 28, 0xff00ff);
+testBinary64('shr_s', "0xff00ff0000000", 30, 0x3fc03f);
+testBinary64('shr_s', "0xff00ff0000000", 31, 0x1fe01f);
+testBinary64('shr_s', "0xff00ff0000000", 32, 0x0ff00f);
+
+testBinary64('shr_u', -40, 0, -40);
+testBinary64('shr_u', -40, 2, "0x3ffffffffffffff6");
+testBinary64('shr_u', "0x8ffff00ff0000000", 30, "0x23fffc03f");
+testBinary64('shr_u', "0x8ffff00ff0000000", 31, "0x11fffe01f");
+testBinary64('shr_u', "0x8ffff00ff0000000", 32, "0x08ffff00f");
+testBinary64('shr_u', "0x8ffff00ff0000000", 56, 0x8f);
+
+testBinary64('and', 42, 0, 0);
+testBinary64('and', 42, 6, 2);
+testBinary64('and', "0x0000000012345678", "0xffff0000ffff0000", "0x0000000012340000");
+testBinary64('and', "0x8765432112345678", "0xffff0000ffff0000", "0x8765000012340000");
+
+// Rotations.
+testBinary64('rotl', 40, 0, 0x28);
+testBinary64('rotl', 40, 2, 0xA0);
+testBinary64('rotl', 40, 8, 0x2800);
+testBinary64('rotl', 40, 30, "0xA00000000");
+testBinary64('rotl', 40, 31, "0x1400000000");
+testBinary64('rotl', 40, 32, "0x2800000000");
+
+testBinary64('rotl', "0x1234567812345678", 4, "0x2345678123456781");
+testBinary64('rotl', "0x1234567812345678", 30, "0x048D159E048D159E");
+testBinary64('rotl', "0x1234567812345678", 31, "0x091A2B3C091A2B3C");
+testBinary64('rotl', "0x1234567812345678", 32, "0x1234567812345678");
+
+testBinary64('rotl', "0x0000000000001000", 127, "0x0000000000000800");
+
+testBinary64('rotr', 40, 0, 0x28);
+testBinary64('rotr', 40, 2, 0x0A);
+testBinary64('rotr', 40, 30, "0xA000000000");
+testBinary64('rotr', 40, 31, "0x5000000000");
+testBinary64('rotr', 40, 32, "0x2800000000");
+
+testBinary64('rotr', "0x1234567812345678", 4, "0x8123456781234567");
+testBinary64('rotr', "0x1234567812345678", 30, "0x48D159E048D159E0");
+testBinary64('rotr', "0x1234567812345678", 31, "0x2468ACF02468ACF0");
+testBinary64('rotr', "0x1234567812345678", 32, "0x1234567812345678");
+testBinary64('rotr', "0x1234567812345678", 60, "0x2345678123456781");
+
+testBinary64('rotr', "0x0000000000001000", 127, "0x0000000000002000");
+
+// Comparisons.
+testComparison64('eq', 40, 40, 1);
+testComparison64('ne', 40, 40, 0);
+testComparison64('lt_s', 40, 40, 0);
+testComparison64('lt_u', 40, 40, 0);
+testComparison64('le_s', 40, 40, 1);
+testComparison64('le_u', 40, 40, 1);
+testComparison64('gt_s', 40, 40, 0);
+testComparison64('gt_u', 40, 40, 0);
+testComparison64('ge_s', 40, 40, 1);
+testComparison64('ge_u', 40, 40, 1);
+testComparison64('eq', "0x400012345678", "0x400012345678", 1);
+testComparison64('eq', "0x400012345678", "0x500012345678", 0);
+testComparison64('ne', "0x400012345678", "0x400012345678", 0);
+testComparison64('ne', "0x400012345678", "0x500012345678", 1);
+testComparison64('eq', "0xffffffffffffffff", -1, 1);
+testComparison64('lt_s', "0x8000000012345678", "0x1", 1);
+testComparison64('lt_s', "0x1", "0x8000000012345678", 0);
+testComparison64('lt_u', "0x8000000012345678", "0x1", 0);
+testComparison64('lt_u', "0x1", "0x8000000012345678", 1);
+testComparison64('le_s', -1, 0, 1);
+testComparison64('le_s', -1, -1, 1);
+testComparison64('le_s', 0, -1, 0);
+testComparison64('le_u', -1, 0, 0);
+testComparison64('le_u', -1, -1, 1);
+testComparison64('le_u', 0, -1, 1);
+testComparison64('gt_s', 1, "0x8000000000000000", 1);
+testComparison64('gt_s', "0x8000000000000000", 1, 0);
+testComparison64('gt_u', 1, "0x8000000000000000", 0);
+testComparison64('gt_u', "0x8000000000000000", 1, 1);
+testComparison64('ge_s', 1, "0x8000000000000000", 1);
+testComparison64('ge_s', "0x8000000000000000", 1, 0);
+testComparison64('ge_u', 1, "0x8000000000000000", 0);
+testComparison64('ge_u', "0x8000000000000000", 1, 1);
+
+testUnary('i64', 'clz', 40, 58);
+testUnary('i64', 'clz', "0x8000000000000000", 0);
+testUnary('i64', 'clz', "0x7fffffffffffffff", 1);
+testUnary('i64', 'clz', "0x4000000000000000", 1);
+testUnary('i64', 'clz', "0x3000000000000000", 2);
+testUnary('i64', 'clz', "0x2000000000000000", 2);
+testUnary('i64', 'clz', "0x1000000000000000", 3);
+testUnary('i64', 'clz', "0x0030000000000000", 10);
+testUnary('i64', 'clz', "0x0000800000000000", 16);
+testUnary('i64', 'clz', "0x00000000ffffffff", 32);
+testUnary('i64', 'clz', -1, 0);
+testUnary('i64', 'clz', 0, 64);
+
+testUnary('i64', 'ctz', 40, 3);
+testUnary('i64', 'ctz', "0x8000000000000000", 63);
+testUnary('i64', 'ctz', "0x7fffffffffffffff", 0);
+testUnary('i64', 'ctz', "0x4000000000000000", 62);
+testUnary('i64', 'ctz', "0x3000000000000000", 60);
+testUnary('i64', 'ctz', "0x2000000000000000", 61);
+testUnary('i64', 'ctz', "0x1000000000000000", 60);
+testUnary('i64', 'ctz', "0x0030000000000000", 52);
+testUnary('i64', 'ctz', "0x0000800000000000", 47);
+testUnary('i64', 'ctz', "0x00000000ffffffff", 0);
+testUnary('i64', 'ctz', -1, 0);
+testUnary('i64', 'ctz', 0, 64);
+
+testUnary('i64', 'popcnt', 40, 2);
+testUnary('i64', 'popcnt', 0, 0);
+testUnary('i64', 'popcnt', "0x8000000000000000", 1);
+testUnary('i64', 'popcnt', "0x7fffffffffffffff", 63);
+testUnary('i64', 'popcnt', "0x4000000000000000", 1);
+testUnary('i64', 'popcnt', "0x3000000000000000", 2);
+testUnary('i64', 'popcnt', "0x2000000000000000", 1);
+testUnary('i64', 'popcnt', "0x1000000000000000", 1);
+testUnary('i64', 'popcnt', "0x0030000000000000", 2);
+testUnary('i64', 'popcnt', "0x0000800000000000", 1);
+testUnary('i64', 'popcnt', "0x00000000ffffffff", 32);
+testUnary('i64', 'popcnt', -1, 64);
+testUnary('i64', 'popcnt', 0, 0);
+
+testI64Eqz(40, 0);
+testI64Eqz(0, 1);
+
+wasmAssert(`(module (func $run (param i64) (result i64) (local i64) (local.set 1 (i64.shl (local.get 0) (local.get 0))) (i64.shl (local.get 1) (local.get 1))))`,
+           [{ type: 'i64', func: '$run', args: ['i64.const 2'], expected: 2048}]);
+
+// Test MTest's GVN branch inversion.
+var testTrunc = wasmEvalText(`(module (func (param f32) (result i32) (if (result i32) (i64.eqz (i64.trunc_s/f32 (local.get 0))) (i32.const 0) (i32.const 1))) (export "" (func 0)))`).exports[""];
+assertEq(testTrunc(0), 0);
+assertEq(testTrunc(13.37), 1);
+
+wasmAssert(`(module (func $run (result i64) (local i64) (local.set 0 (i64.rem_s (i64.const 1) (i64.const 0xf))) (i64.rem_s (local.get 0) (local.get 0))))`,
+           [{ type: 'i64', func: '$run', expected: 0 }]);
+
+wasmFailValidateText('(module (func (param f32) (result i32) (i32.clz (local.get 0))))', mismatchError("f32", "i32"));
+wasmFailValidateText('(module (func (param i32) (result f32) (i32.clz (local.get 0))))', mismatchError("i32", "f32"));
+wasmFailValidateText('(module (func (param f32) (result f32) (i32.clz (local.get 0))))', mismatchError("f32", "i32"));
+
+wasmFailValidateText('(module (func (param f32) (param i32) (result i32) (i32.add (local.get 0) (local.get 1))))', mismatchError("f32", "i32"));
+wasmFailValidateText('(module (func (param i32) (param f32) (result i32) (i32.add (local.get 0) (local.get 1))))', mismatchError("f32", "i32"));
+wasmFailValidateText('(module (func (param i32) (param i32) (result f32) (i32.add (local.get 0) (local.get 1))))', mismatchError("i32", "f32"));
+wasmFailValidateText('(module (func (param f32) (param f32) (result f32) (i32.add (local.get 0) (local.get 1))))', mismatchError("f32", "i32"));
+
+wasmFailValidateText('(module (func (param f32) (param i32) (result i32) (i32.eq (local.get 0) (local.get 1))))', mismatchError("f32", "i32"));
+wasmFailValidateText('(module (func (param i32) (param f32) (result i32) (i32.eq (local.get 0) (local.get 1))))', mismatchError("f32", "i32"));
+wasmFailValidateText('(module (func (param i32) (param i32) (result f32) (i32.eq (local.get 0) (local.get 1))))', mismatchError("i32", "f32"));