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[test][wasm-gc] Replace ref.(cast|test) usages with static variant

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Bug: v8:7748
Change-Id: Iec95162ec86a0d96fdd64764864604fc3e26cc39
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3771902
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Auto-Submit: Matthias Liedtke <mliedtke@google.com>
Commit-Queue: Matthias Liedtke <mliedtke@google.com>
Cr-Commit-Position: refs/heads/main@{#81821}
This commit is contained in:
Matthias Liedtke 2022-07-19 15:20:18 +00:00 committed by V8 LUCI CQ
parent 7e93531493
commit 81bd4a559b
7 changed files with 88 additions and 263 deletions
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213
test/cctest/wasm/test-gc.cc
View File

@ -471,7 +471,7 @@ WASM_COMPILED_EXEC_TEST(WasmBrOnNonNull) {
tester.CheckResult(kNotTaken, 11);
}
WASM_COMPILED_EXEC_TEST(RefCast) {
WASM_COMPILED_EXEC_TEST(RefCastStatic) {
WasmGCTester tester(execution_tier);
const byte supertype_index = tester.DefineStruct({F(kWasmI32, true)});
@ -500,59 +500,6 @@ WASM_COMPILED_EXEC_TEST(RefCast) {
tester.AddGlobal(ValueType::RefNull(function_type_index), false,
WasmInitExpr::RefFuncConst(function_index));
const byte kTestSuccessful = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(supertype_index)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_DEFAULT(subtype1_index)),
WASM_STRUCT_GET(
subtype1_index, 0,
WASM_REF_CAST(WASM_LOCAL_GET(0), WASM_RTT_CANON(subtype1_index))),
WASM_END});
const byte kTestFailed = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(supertype_index)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_DEFAULT(subtype1_index)),
WASM_STRUCT_GET(
subtype2_index, 0,
WASM_REF_CAST(WASM_LOCAL_GET(0), WASM_RTT_CANON(subtype2_index))),
WASM_END});
const byte kFuncTestSuccessfulSuper = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(function_type_index)},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(function_index)),
WASM_REF_CAST(WASM_LOCAL_GET(0), WASM_RTT_CANON(function_type_index)),
WASM_DROP, WASM_I32V(0), WASM_END});
const byte kFuncTestSuccessfulSub = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(function_type_index)},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(function_index)),
WASM_REF_CAST(WASM_LOCAL_GET(0),
WASM_RTT_CANON(function_subtype1_index)),
WASM_DROP, WASM_I32V(0), WASM_END});
const byte kFuncTestFailed = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(function_type_index)},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(function_index)),
WASM_REF_CAST(WASM_LOCAL_GET(0),
WASM_RTT_CANON(function_subtype2_index)),
WASM_DROP, WASM_I32V(1), WASM_END});
tester.CompileModule();
tester.CheckResult(kTestSuccessful, 0);
tester.CheckHasThrown(kTestFailed);
tester.CheckResult(kFuncTestSuccessfulSuper, 0);
tester.CheckResult(kFuncTestSuccessfulSub, 0);
tester.CheckHasThrown(kFuncTestFailed);
}
WASM_COMPILED_EXEC_TEST(RefCastStatic) {
WasmGCTester tester(execution_tier);
const byte supertype_index = tester.DefineStruct({F(kWasmI32, true)});
const byte subtype1_index = tester.DefineStruct(
{F(kWasmI32, true), F(kWasmF32, false)}, supertype_index);
const byte subtype2_index = tester.DefineStruct(
{F(kWasmI32, true), F(kWasmI64, false)}, supertype_index);
const byte kTestSuccessful = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(supertype_index)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_DEFAULT(subtype1_index)),
@ -567,9 +514,30 @@ WASM_COMPILED_EXEC_TEST(RefCastStatic) {
WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), subtype2_index)),
WASM_END});
const byte kFuncTestSuccessfulSuper = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(function_type_index)},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(function_index)),
WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), function_type_index), WASM_DROP,
WASM_I32V(0), WASM_END});
const byte kFuncTestSuccessfulSub = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(function_type_index)},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(function_index)),
WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), function_subtype1_index),
WASM_DROP, WASM_I32V(0), WASM_END});
const byte kFuncTestFailed = tester.DefineFunction(
tester.sigs.i_v(), {ValueType::RefNull(function_type_index)},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(function_index)),
WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), function_subtype2_index),
WASM_DROP, WASM_I32V(1), WASM_END});
tester.CompileModule();
tester.CheckResult(kTestSuccessful, 0);
tester.CheckHasThrown(kTestFailed);
tester.CheckResult(kFuncTestSuccessfulSuper, 0);
tester.CheckResult(kFuncTestSuccessfulSub, 0);
tester.CheckHasThrown(kFuncTestFailed);
}
WASM_COMPILED_EXEC_TEST(RefCastStaticNoChecks) {
@ -641,7 +609,7 @@ WASM_COMPILED_EXEC_TEST(BrOnCast) {
WASM_LOCAL_GET(1), // Put a nullref onto the value stack.
// Not taken for nullref.
WASM_BR_ON_CAST(0, WASM_GLOBAL_GET(rtt_index)),
WASM_RTT_CANON(type_index), WASM_GC_OP(kExprRefCast),
WASM_GC_OP(kExprRefCastStatic), type_index,
WASM_LOCAL_SET(0, WASM_I32V(222))), // Final result.
WASM_DROP, WASM_LOCAL_GET(0), kExprEnd});
@ -692,7 +660,7 @@ WASM_COMPILED_EXEC_TEST(BrOnCastFail) {
WASM_BLOCK_R(kDataRefNull, WASM_LOCAL_GET(0), \
WASM_BR_ON_CAST_FAIL(0, WASM_RTT_CANON(type0)), \
WASM_GC_OP(kExprStructGet), type0, 0, kExprReturn), \
kExprBrOnNull, 0, WASM_RTT_CANON(type1), WASM_GC_OP(kExprRefCast), \
kExprBrOnNull, 0, WASM_GC_OP(kExprRefCastStatic), type1, \
WASM_GC_OP(kExprStructGet), type1, 1, kExprReturn), \
WASM_I32V(null_value), kExprEnd
@ -1214,93 +1182,6 @@ WASM_COMPILED_EXEC_TEST(NewDefault) {
tester.CheckResult(allocate_array, 0);
}
WASM_COMPILED_EXEC_TEST(RefTrivialCasts) {
// TODO(7748): Add tests for branch_on_*.
WasmGCTester tester(execution_tier);
byte type_index = tester.DefineStruct({F(wasm::kWasmI32, true)});
byte subtype_index = tester.DefineStruct(
{F(wasm::kWasmI32, true), F(wasm::kWasmS128, false)}, type_index);
ValueType sig_types[] = {kWasmS128, kWasmI32, kWasmF64};
FunctionSig sig(1, 2, sig_types);
byte sig_index = tester.DefineSignature(&sig);
const byte kRefTestNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_TEST(WASM_REF_NULL(type_index), WASM_RTT_CANON(subtype_index)),
kExprEnd});
// Upcasts should not be optimized away for structural types.
const byte kRefTestUpcast = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_TEST(WASM_STRUCT_NEW_DEFAULT(subtype_index),
WASM_RTT_CANON(type_index)),
kExprEnd});
const byte kRefTestUpcastNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_TEST(WASM_REF_NULL(subtype_index), WASM_RTT_CANON(type_index)),
kExprEnd});
const byte kRefTestUnrelated = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_TEST(WASM_STRUCT_NEW_DEFAULT(subtype_index),
WASM_RTT_CANON(sig_index)),
kExprEnd});
const byte kRefTestUnrelatedNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_TEST(WASM_REF_NULL(subtype_index), WASM_RTT_CANON(sig_index)),
kExprEnd});
const byte kRefTestUnrelatedNonNullable =
tester.DefineFunction(tester.sigs.i_v(), {},
{WASM_REF_TEST(WASM_STRUCT_NEW_DEFAULT(type_index),
WASM_RTT_CANON(sig_index)),
kExprEnd});
const byte kRefCastNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_IS_NULL(WASM_REF_CAST(WASM_REF_NULL(type_index),
WASM_RTT_CANON(subtype_index))),
kExprEnd});
const byte kRefCastUpcast = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_IS_NULL(WASM_REF_CAST(WASM_STRUCT_NEW_DEFAULT(subtype_index),
WASM_RTT_CANON(type_index))),
kExprEnd});
const byte kRefCastUpcastNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_IS_NULL(WASM_REF_CAST(WASM_REF_NULL(subtype_index),
WASM_RTT_CANON(type_index))),
kExprEnd});
const byte kRefCastUnrelated = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_IS_NULL(WASM_REF_CAST(WASM_STRUCT_NEW_DEFAULT(subtype_index),
WASM_RTT_CANON(sig_index))),
kExprEnd});
const byte kRefCastUnrelatedNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_IS_NULL(WASM_REF_CAST(WASM_REF_NULL(subtype_index),
WASM_RTT_CANON(sig_index))),
kExprEnd});
const byte kRefCastUnrelatedNonNullable = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_REF_IS_NULL(WASM_REF_CAST(WASM_STRUCT_NEW_DEFAULT(type_index),
WASM_RTT_CANON(sig_index))),
kExprEnd});
tester.CompileModule();
tester.CheckResult(kRefTestNull, 0);
tester.CheckResult(kRefTestUpcast, 1);
tester.CheckResult(kRefTestUpcastNull, 0);
tester.CheckResult(kRefTestUnrelated, 0);
tester.CheckResult(kRefTestUnrelatedNull, 0);
tester.CheckResult(kRefTestUnrelatedNonNullable, 0);
tester.CheckResult(kRefCastNull, 1);
tester.CheckResult(kRefCastUpcast, 0);
tester.CheckResult(kRefCastUpcastNull, 1);
tester.CheckHasThrown(kRefCastUnrelated);
tester.CheckResult(kRefCastUnrelatedNull, 1);
tester.CheckHasThrown(kRefCastUnrelatedNonNullable);
}
WASM_COMPILED_EXEC_TEST(RefTrivialCastsStatic) {
WasmGCTester tester(execution_tier);
byte type_index = tester.DefineStruct({F(wasm::kWasmI32, true)});
@ -1568,33 +1449,6 @@ WASM_COMPILED_EXEC_TEST(TrivialAbstractCasts) {
tester.CheckHasThrown(kAsArrayUnrelatedNonNullable);
}
WASM_COMPILED_EXEC_TEST(NoDepthRtt) {
WasmGCTester tester(execution_tier);
const byte type_index = tester.DefineStruct({F(wasm::kWasmI32, true)});
const byte subtype_index = tester.DefineStruct(
{F(wasm::kWasmI32, true), F(wasm::kWasmI32, true)}, type_index);
ValueType kRttTypeNoDepth = ValueType::Rtt(type_index);
FunctionSig sig_t1_v_nd(1, 0, &kRttTypeNoDepth);
ValueType kRttSubtypeNoDepth = ValueType::Rtt(subtype_index);
FunctionSig sig_t2_v_nd(1, 0, &kRttSubtypeNoDepth);
const byte kRttSubtypeCanon = tester.DefineFunction(
&sig_t2_v_nd, {}, {WASM_RTT_CANON(subtype_index), kExprEnd});
const byte kTestCanon = tester.DefineFunction(
tester.sigs.i_v(), {refNull(type_index)},
{WASM_LOCAL_SET(
0, WASM_STRUCT_NEW(subtype_index, WASM_I32V(11), WASM_I32V(42))),
WASM_REF_TEST(WASM_LOCAL_GET(0), WASM_CALL_FUNCTION0(kRttSubtypeCanon)),
kExprEnd});
tester.CompileModule();
tester.CheckResult(kTestCanon, 1);
}
WASM_COMPILED_EXEC_TEST(ArrayNewMap) {
WasmGCTester tester(execution_tier);
@ -1642,7 +1496,7 @@ WASM_COMPILED_EXEC_TEST(FunctionRefs) {
const byte cast = tester.DefineFunction(
&sig_func, {kWasmFuncRef},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(func_index)),
WASM_REF_CAST(WASM_LOCAL_GET(0), WASM_RTT_CANON(sig_index)), kExprEnd});
WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), sig_index), kExprEnd});
const byte cast_reference = tester.DefineFunction(
&sig_func, {}, {WASM_REF_FUNC(sig_index), kExprEnd});
@ -1650,13 +1504,12 @@ WASM_COMPILED_EXEC_TEST(FunctionRefs) {
const byte test = tester.DefineFunction(
tester.sigs.i_v(), {kWasmFuncRef},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(func_index)),
WASM_REF_TEST(WASM_LOCAL_GET(0), WASM_RTT_CANON(sig_index)), kExprEnd});
WASM_REF_TEST_STATIC(WASM_LOCAL_GET(0), sig_index), kExprEnd});
const byte test_fail = tester.DefineFunction(
tester.sigs.i_v(), {kWasmFuncRef},
{WASM_LOCAL_SET(0, WASM_REF_FUNC(func_index)),
WASM_REF_TEST(WASM_LOCAL_GET(0), WASM_RTT_CANON(other_sig_index)),
kExprEnd});
WASM_REF_TEST_STATIC(WASM_LOCAL_GET(0), other_sig_index), kExprEnd});
tester.CompileModule();
@ -2034,9 +1887,6 @@ WASM_COMPILED_EXEC_TEST(CastsBenchmark) {
tester.AddGlobal(ValueType::RefNull(ListType), true,
WasmInitExpr::RefNullConst(
static_cast<HeapType::Representation>(ListType)));
const byte RttSuper = tester.AddGlobal(
ValueType::Rtt(SuperType), false,
WasmInitExpr::RttCanon(static_cast<HeapType::Representation>(SuperType)));
const uint32_t kListLength = 1024;
const uint32_t i = 0;
@ -2089,12 +1939,12 @@ WASM_COMPILED_EXEC_TEST(CastsBenchmark) {
WASM_LOCAL_GET(sum),
WASM_STRUCT_GET(
SuperType, 0,
WASM_REF_CAST(
WASM_REF_CAST_STATIC(
WASM_ARRAY_GET(
ListType, WASM_LOCAL_GET(list),
WASM_I32_AND(WASM_LOCAL_GET(i),
WASM_I32V(kListLength - 1))),
WASM_GLOBAL_GET(RttSuper))))),
SuperType)))),
WASM_LOCAL_SET(i, WASM_I32_ADD(WASM_LOCAL_GET(i), WASM_I32V_1(1))),
WASM_BR_IF(0,
WASM_I32_LTS(WASM_LOCAL_GET(i), WASM_I32V(kIterations)))),
@ -2235,9 +2085,8 @@ WASM_COMPILED_EXEC_TEST(JsAccess) {
{WASM_STRUCT_NEW(type_index, WASM_I32V(42)), kExprEnd});
tester.DefineExportedFunction(
"consumer", &sig_i_super,
{WASM_STRUCT_GET(
type_index, 0,
WASM_REF_CAST(WASM_LOCAL_GET(0), WASM_RTT_CANON(type_index))),
{WASM_STRUCT_GET(type_index, 0,
WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), type_index)),
kExprEnd});
tester.CompileModule();

2
test/common/wasm/wasm-macro-gen.h
View File

@ -521,10 +521,8 @@ inline uint16_t ExtractPrefixedOpcodeBytes(WasmOpcode opcode) {
#define WASM_REF_IS_NULL(val) val, kExprRefIsNull
#define WASM_REF_AS_NON_NULL(val) val, kExprRefAsNonNull
#define WASM_REF_EQ(lhs, rhs) lhs, rhs, kExprRefEq
#define WASM_REF_TEST(ref, rtt) ref, rtt, WASM_GC_OP(kExprRefTest)
#define WASM_REF_TEST_STATIC(ref, typeidx) \
ref, WASM_GC_OP(kExprRefTestStatic), static_cast<byte>(typeidx)
#define WASM_REF_CAST(ref, rtt) ref, rtt, WASM_GC_OP(kExprRefCast)
#define WASM_REF_CAST_STATIC(ref, typeidx) \
ref, WASM_GC_OP(kExprRefCastStatic), static_cast<byte>(typeidx)
// Takes a reference value from the value stack to allow sequences of

6
test/mjsunit/wasm/load-immutable.js
View File

@ -121,14 +121,14 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
builder.addFunction("main", makeSig([wasmRefType(kWasmFuncRef)], [kWasmI32]))
.addBody([
// Type check the function
kExprLocalGet, 0, kGCPrefix, kExprRttCanon, sig, kGCPrefix, kExprRefCast,
kExprLocalGet, 0, kGCPrefix, kExprRefCastStatic, sig,
kExprDrop,
// Introduce unknown effect
kExprCallFunction, effect,
// TF should be able to eliminate the second type check, and return the
// constant 1.
kExprLocalGet, 0, kGCPrefix, kExprRttCanon, sig,
kGCPrefix, kExprRefTest])
kExprLocalGet, 0,
kGCPrefix, kExprRefTestStatic, sig])
.exportFunc();
var instance = builder.instantiate({m : { f: function () {} }});

6
test/mjsunit/wasm/wasm-array-js-interop.js
View File

@ -28,8 +28,7 @@ function createArray_i() {
builder.addFunction("array_get", sig_i_ai)
.addBody([
kExprLocalGet, 0, // --
kGCPrefix, kExprRttCanon, type_index, // --
kGCPrefix, kExprRefCast, // --
kGCPrefix, kExprRefCastStatic, type_index, // --
kExprLocalGet, 1, // --
kGCPrefix, kExprArrayGet, type_index]) // --
.exportAs("array_get");
@ -37,8 +36,7 @@ function createArray_i() {
builder.addFunction("array_set", sig_v_aii)
.addBody([
kExprLocalGet, 0, // --
kGCPrefix, kExprRttCanon, type_index, // --
kGCPrefix, kExprRefCast, // --
kGCPrefix, kExprRefCastStatic, type_index, // --
kExprLocalGet, 1, // --
kExprLocalGet, 2, // --
kGCPrefix, kExprArraySet, type_index]) // --

2
test/mjsunit/wasm/wasm-module-builder.js
View File

@ -504,8 +504,6 @@ let kExprI31GetU = 0x22;
let kExprRttCanon = 0x30;
let kExprRttSub = 0x31;
let kExprRttFreshSub = 0x32;
let kExprRefTest = 0x40;
let kExprRefCast = 0x41;
let kExprBrOnCast = 0x42;
let kExprBrOnCastFail = 0x43;
let kExprRefTestStatic = 0x44;

6
test/mjsunit/wasm/wasm-struct-js-interop.js
View File

@ -33,16 +33,14 @@ function createSimpleStruct(field_type, value1, value2) {
builder.addFunction("get_field", sig_t_a)
.addBody([
kExprLocalGet, 0, // --
kGCPrefix, kExprRttCanon, type_index, // --
kGCPrefix, kExprRefCast, // --
kGCPrefix, kExprRefCastStatic, type_index, // --
kGCPrefix, struct_get_opcode, type_index, 0]) // --
.exportAs("get_field");
builder.addFunction("set_field", sig_v_at)
.addBody([
kExprLocalGet, 0, // --
kGCPrefix, kExprRttCanon, type_index, // --
kGCPrefix, kExprRefCast, // --
kGCPrefix, kExprRefCastStatic, type_index, // --
kExprLocalGet, 1, // --
kGCPrefix, kExprStructSet, type_index, 0]) // --
.exportAs("set_field");

84
test/unittests/wasm/function-body-decoder-unittest.cc
View File

@ -1154,16 +1154,12 @@ TEST_F(FunctionBodyDecoderTest, UnreachableRefTypes) {
{WASM_UNREACHABLE, WASM_GC_OP(kExprArrayNewDefault),
array_index, kExprDrop});
ExpectValidates(sigs.i_v(), {WASM_UNREACHABLE, WASM_GC_OP(kExprRefTest),
struct_index, struct_index});
ExpectValidates(sigs.i_v(),
{WASM_UNREACHABLE, WASM_RTT_CANON(struct_index),
WASM_GC_OP(kExprRefTest), struct_index, struct_index});
ExpectValidates(sigs.i_v(), {WASM_UNREACHABLE, WASM_GC_OP(kExprRefTestStatic),
struct_index});
ExpectValidates(sigs.v_v(), {WASM_UNREACHABLE, WASM_GC_OP(kExprRefCast),
struct_index, struct_index, kExprDrop});
ExpectValidates(sigs.v_v(), {WASM_UNREACHABLE, WASM_RTT_CANON(struct_index),
WASM_GC_OP(kExprRefCast), struct_index,
ExpectValidates(sigs.v_v(), {WASM_UNREACHABLE, WASM_GC_OP(kExprRefCastStatic),
struct_index, kExprDrop});
ExpectValidates(sigs.v_v(), {WASM_UNREACHABLE, WASM_GC_OP(kExprRefCastStatic),
struct_index, kExprDrop});
ExpectValidates(sigs.v_v(), {WASM_UNREACHABLE, kExprBrOnNull, 0, WASM_DROP});
@ -1171,9 +1167,9 @@ TEST_F(FunctionBodyDecoderTest, UnreachableRefTypes) {
ExpectValidates(&sig_v_s, {WASM_UNREACHABLE, WASM_LOCAL_GET(0), kExprBrOnNull,
0, kExprCallFunction, struct_consumer});
ExpectValidates(FunctionSig::Build(zone(), {struct_type}, {}),
{WASM_UNREACHABLE, WASM_RTT_CANON(struct_index),
WASM_GC_OP(kExprRefCast)});
ExpectValidates(
FunctionSig::Build(zone(), {struct_type}, {}),
{WASM_UNREACHABLE, WASM_GC_OP(kExprRefCastStatic), struct_index});
ExpectValidates(FunctionSig::Build(zone(), {kWasmDataRef}, {}),
{WASM_UNREACHABLE, WASM_GC_OP(kExprRefAsData)});
@ -4280,56 +4276,44 @@ TEST_F(FunctionBodyDecoderTest, RefTestCast) {
ValueType test_reps[] = {kWasmI32, ValueType::RefNull(from_heap)};
FunctionSig test_sig(1, 1, test_reps);
ValueType cast_reps_with_depth[] = {ValueType::RefNull(to_heap),
ValueType::RefNull(from_heap)};
FunctionSig cast_sig_with_depth(1, 1, cast_reps_with_depth);
ValueType cast_reps[] = {ValueType::RefNull(to_heap),
ValueType::RefNull(from_heap),
ValueType::Rtt(to_heap.ref_index())};
FunctionSig cast_sig(1, 2, cast_reps);
ValueType::RefNull(from_heap)};
FunctionSig cast_sig(1, 1, cast_reps);
if (should_pass) {
ExpectValidates(&test_sig,
{WASM_REF_TEST(WASM_LOCAL_GET(0),
WASM_RTT_CANON(WASM_HEAP_TYPE(to_heap)))});
ExpectValidates(&cast_sig_with_depth,
{WASM_REF_CAST(WASM_LOCAL_GET(0),
WASM_RTT_CANON(WASM_HEAP_TYPE(to_heap)))});
ExpectValidates(&cast_sig,
{WASM_REF_CAST(WASM_LOCAL_GET(0), WASM_LOCAL_GET(1))});
ExpectValidates(
&test_sig,
{WASM_REF_TEST_STATIC(WASM_LOCAL_GET(0), WASM_HEAP_TYPE(to_heap))});
ExpectValidates(
&cast_sig,
{WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), WASM_HEAP_TYPE(to_heap))});
} else {
std::string error_message =
"[0] expected subtype of (ref null func) or (ref null data), found "
"local.get of type " +
test_reps[1].name();
ExpectFailure(&test_sig,
{WASM_REF_TEST(WASM_LOCAL_GET(0),
WASM_RTT_CANON(WASM_HEAP_TYPE(to_heap)))},
kAppendEnd, ("ref.test" + error_message).c_str());
ExpectFailure(&cast_sig_with_depth,
{WASM_REF_CAST(WASM_LOCAL_GET(0),
WASM_RTT_CANON(WASM_HEAP_TYPE(to_heap)))},
kAppendEnd, ("ref.cast" + error_message).c_str());
ExpectFailure(&cast_sig,
{WASM_REF_CAST(WASM_LOCAL_GET(0), WASM_LOCAL_GET(1))},
kAppendEnd, ("ref.cast" + error_message).c_str());
ExpectFailure(
&test_sig,
{WASM_REF_TEST_STATIC(WASM_LOCAL_GET(0), WASM_HEAP_TYPE(to_heap))},
kAppendEnd, ("ref.test_static" + error_message).c_str());
ExpectFailure(
&cast_sig,
{WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), WASM_HEAP_TYPE(to_heap))},
kAppendEnd, ("ref.cast_static" + error_message).c_str());
}
}
// Trivial type error.
ExpectFailure(
sigs.v_v(),
{WASM_REF_TEST(WASM_I32V(1), WASM_RTT_CANON(array_heap)), kExprDrop},
ExpectFailure(sigs.v_v(),
{WASM_REF_TEST_STATIC(WASM_I32V(1), array_heap), kExprDrop},
kAppendEnd,
"ref.test[0] expected subtype of (ref null func) or (ref null data), "
"found i32.const of type i32");
ExpectFailure(
sigs.v_v(),
{WASM_REF_CAST(WASM_I32V(1), WASM_RTT_CANON(array_heap)), kExprDrop},
"ref.test_static[0] expected subtype of (ref null func) or "
"(ref null data), found i32.const of type i32");
ExpectFailure(sigs.v_v(),
{WASM_REF_CAST_STATIC(WASM_I32V(1), array_heap), kExprDrop},
kAppendEnd,
"ref.cast[0] expected subtype of (ref null func) or (ref null data), "
"found i32.const of type i32");
"ref.cast_static[0] expected subtype of (ref null func) or "
"(ref null data), found i32.const of type i32");
}
TEST_F(FunctionBodyDecoderTest, BrOnCastOrCastFail) {
@ -4348,7 +4332,7 @@ TEST_F(FunctionBodyDecoderTest, BrOnCastOrCastFail) {
FunctionSig::Build(this->zone(), {kWasmI32, subtype}, {supertype}),
{WASM_I32V(42), WASM_LOCAL_GET(0),
WASM_BR_ON_CAST(0, WASM_RTT_CANON(sub_struct)),
WASM_RTT_CANON(sub_struct), WASM_GC_OP(kExprRefCast)});
WASM_GC_OP(kExprRefCastStatic), sub_struct});
ExpectValidates(
FunctionSig::Build(this->zone(), {kWasmI32, supertype}, {supertype}),
{WASM_I32V(42), WASM_LOCAL_GET(0),
@ -4383,7 +4367,7 @@ TEST_F(FunctionBodyDecoderTest, BrOnCastOrCastFail) {
ExpectFailure(
FunctionSig::Build(this->zone(), {subtype}, {kWasmAnyRef}),
{WASM_LOCAL_GET(0), WASM_BR_ON_CAST(0, WASM_RTT_CANON(sub_struct)),
WASM_RTT_CANON(sub_struct), WASM_GC_OP(kExprRefCast)},
WASM_GC_OP(kExprRefCastStatic), sub_struct},
kAppendEnd,
"br_on_cast[0] expected subtype of (ref null func) or (ref null data), "
"found local.get of type anyref");