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[wasm-gc][refactor] Rename optRef -> refNull

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This makes the internal V8 name consistent with the text-format name.

Bug: v8:7748
Change-Id: I44f7ac1eb5e634b4f829e596bf1f14caeb748d54
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3726291
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Manos Koukoutos <manoskouk@chromium.org>
Cr-Commit-Position: refs/heads/main@{#81491}
This commit is contained in:
Manos Koukoutos 2022-07-01 11:50:04 +00:00 committed by V8 LUCI CQ
parent df723c28e3
commit a0a786656f
63 changed files with 413 additions and 367 deletions
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4
src/builtins/x64/builtins-x64.cc
View File

@ -3495,10 +3495,10 @@ void GenericJSToWasmWrapperHelper(MacroAssembler* masm, bool stack_switch) {
__ movq(param, MemOperand(original_fp, current_param, times_1, 0));
__ movl(valuetype,
Operand(valuetypes_array_ptr, wasm::ValueType::bit_field_offset()));
// Extract the ValueKind of the type, to check for kRef and kOptRef.
// Extract the ValueKind of the type, to check for kRef and kRefNull.
__ andl(valuetype, Immediate(wasm::kWasmValueKindBitsMask));
Label move_ref_to_slot;
__ cmpq(valuetype, Immediate(wasm::ValueKind::kOptRef));
__ cmpq(valuetype, Immediate(wasm::ValueKind::kRefNull));
__ j(equal, &move_ref_to_slot);
__ cmpq(valuetype, Immediate(wasm::ValueKind::kRef));
__ j(equal, &move_ref_to_slot);

22
src/compiler/wasm-compiler.cc
View File

@ -2159,7 +2159,7 @@ Node* WasmGraphBuilder::Throw(uint32_t tag_index, const wasm::WasmTag* tag,
graph()->NewNode(m->I32x4ExtractLane(3), value));
break;
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kRtt:
gasm_->StoreFixedArrayElementAny(values_array, index, value);
++index;
@ -2290,7 +2290,7 @@ Node* WasmGraphBuilder::GetExceptionValues(Node* except_obj,
BuildDecodeException32BitValue(values_array, &index));
break;
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kRtt:
value = gasm_->LoadFixedArrayElementAny(values_array, index);
++index;
@ -5198,7 +5198,7 @@ Node* WasmGraphBuilder::DefaultValue(wasm::ValueType type) {
return Float64Constant(0);
case wasm::kS128:
return S128Zero();
case wasm::kOptRef:
case wasm::kRefNull:
return RefNull();
case wasm::kRtt:
case wasm::kVoid:
@ -6171,10 +6171,10 @@ class WasmWrapperGraphBuilder : public WasmGraphBuilder {
case wasm::kF64:
return BuildChangeFloat64ToNumber(node);
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
switch (type.heap_representation()) {
case wasm::HeapType::kFunc: {
if (type.kind() == wasm::kOptRef) {
if (type.kind() == wasm::kRefNull) {
auto done =
gasm_->MakeLabel(MachineRepresentation::kTaggedPointer);
// Do not wrap {null}.
@ -6198,7 +6198,7 @@ class WasmWrapperGraphBuilder : public WasmGraphBuilder {
case wasm::HeapType::kArray:
case wasm::HeapType::kI31:
// TODO(7748): Update this when JS interop is settled.
if (type.kind() == wasm::kOptRef) {
if (type.kind() == wasm::kRefNull) {
auto done =
gasm_->MakeLabel(MachineRepresentation::kTaggedPointer);
// Do not wrap {null}.
@ -6211,7 +6211,7 @@ class WasmWrapperGraphBuilder : public WasmGraphBuilder {
}
case wasm::HeapType::kString:
// Either {node} is already a tagged JS string, or if type.kind() is
// wasm::kOptRef, it's the null object. Either way it's good to go
// wasm::kRefNull, it's the null object. Either way it's good to go
// already to JS.
return node;
case wasm::HeapType::kAny: {
@ -6414,7 +6414,7 @@ class WasmWrapperGraphBuilder : public WasmGraphBuilder {
Node* frame_state = nullptr) {
switch (type.kind()) {
case wasm::kRef:
case wasm::kOptRef: {
case wasm::kRefNull: {
switch (type.heap_representation()) {
case wasm::HeapType::kAny:
if (!enabled_features_.has_gc()) return input;
@ -6525,7 +6525,7 @@ class WasmWrapperGraphBuilder : public WasmGraphBuilder {
return done.PhiAt(0);
}
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kI64:
case wasm::kRtt:
case wasm::kS128:
@ -6690,7 +6690,7 @@ class WasmWrapperGraphBuilder : public WasmGraphBuilder {
wasm::ValueType type = sig_->GetParam(i);
switch (type.kind()) {
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kI64:
case wasm::kRtt:
case wasm::kS128:
@ -6740,7 +6740,7 @@ class WasmWrapperGraphBuilder : public WasmGraphBuilder {
return;
}
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kI64:
case wasm::kRtt:
case wasm::kS128:

2
src/debug/debug-wasm-objects.cc
View File

@ -903,7 +903,7 @@ Handle<WasmValueObject> WasmValueObject::New(
v = WasmSimd128ToString(isolate, value.to_s128_unchecked());
break;
}
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kRef: {
t = GetRefTypeName(isolate, value.type(), module_object->native_module());
Handle<Object> ref = value.to_ref();

2
src/debug/wasm/gdb-server/wasm-module-debug.cc
View File

@ -402,7 +402,7 @@ bool WasmModuleDebug::GetWasmValue(const wasm::WasmValue& wasm_value,
case wasm::kS128:
return StoreValue(wasm_value.to_s128(), buffer, buffer_size, size);
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kRtt:
case wasm::kVoid:
case wasm::kBottom:

4
src/diagnostics/objects-printer.cc
View File

@ -1886,7 +1886,7 @@ void WasmStruct::WasmStructPrint(std::ostream& os) {
os << base::ReadUnalignedValue<int16_t>(field_address);
break;
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kRtt: {
Tagged_t raw = base::ReadUnalignedValue<Tagged_t>(field_address);
#if V8_COMPRESS_POINTERS
@ -1942,7 +1942,7 @@ void WasmArray::WasmArrayPrint(std::ostream& os) {
break;
case wasm::kS128:
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kRtt:
os << "\n Printing elements of this type is unimplemented, sorry";
// TODO(7748): Implement.

2
src/ic/accessor-assembler.cc
View File

@ -356,7 +356,7 @@ void AccessorAssembler::HandleLoadWasmField(
static_cast<int32_t>(WasmValueType::kF32),
static_cast<int32_t>(WasmValueType::kF64),
static_cast<int32_t>(WasmValueType::kRef),
static_cast<int32_t>(WasmValueType::kOptRef),
static_cast<int32_t>(WasmValueType::kRefNull),
// TODO(v8:11804): support the following value types.
static_cast<int32_t>(WasmValueType::kS128)};
const size_t kWasmValueTypeCount =

4
src/ic/handler-configuration-inl.h
View File

@ -300,8 +300,8 @@ inline const char* WasmValueType2String(WasmValueType type) {
case WasmValueType::kRef:
return "Ref";
case WasmValueType::kOptRef:
return "OptRef";
case WasmValueType::kRefNull:
return "RefNull";
case WasmValueType::kNumTypes:
return "???";

2
src/ic/handler-configuration.h
View File

@ -33,7 +33,7 @@ enum class WasmValueType {
kS128,
kRef,
kOptRef,
kRefNull,
kNumTypes
};

2
src/ic/ic.cc
View File

@ -887,7 +887,7 @@ inline WasmValueType GetWasmValueType(wasm::ValueType type) {
TYPE_CASE(F64)
TYPE_CASE(S128)
TYPE_CASE(Ref)
TYPE_CASE(OptRef)
TYPE_CASE(RefNull)
case wasm::kRtt:
// Rtt values are not supposed to be made available to JavaScript side.

8
src/wasm/baseline/arm/liftoff-assembler-arm.h
View File

@ -306,7 +306,7 @@ inline void Store(LiftoffAssembler* assm, LiftoffRegister src, MemOperand dst,
#endif
switch (kind) {
case kI32:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->str(src.gp(), dst);
@ -340,7 +340,7 @@ inline void Load(LiftoffAssembler* assm, LiftoffRegister dst, MemOperand src,
ValueKind kind) {
switch (kind) {
case kI32:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->ldr(dst.gp(), src);
@ -4464,7 +4464,7 @@ void LiftoffStackSlots::Construct(int param_slots) {
case kI64:
case kF32:
case kRef:
case kOptRef: {
case kRefNull: {
asm_->AllocateStackSpace(stack_decrement - kSystemPointerSize);
UseScratchRegisterScope temps(asm_);
Register scratch = temps.Acquire();
@ -4506,7 +4506,7 @@ void LiftoffStackSlots::Construct(int param_slots) {
} break;
case kI32:
case kRef:
case kOptRef:
case kRefNull:
asm_->push(src.reg().gp());
break;
case kF32:

6
src/wasm/baseline/arm64/liftoff-assembler-arm64.h
View File

@ -82,7 +82,7 @@ inline CPURegister GetRegFromType(const LiftoffRegister& reg, ValueKind kind) {
return reg.gp().W();
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
return reg.gp().X();
case kF32:
@ -113,7 +113,7 @@ inline CPURegister AcquireByType(UseScratchRegisterScope* temps,
return temps->AcquireW();
case kI64:
case kRef:
case kOptRef:
case kRefNull:
return temps->AcquireX();
case kF32:
return temps->AcquireS();
@ -1565,7 +1565,7 @@ void LiftoffAssembler::emit_cond_jump(LiftoffCondition liftoff_cond,
}
break;
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
DCHECK(rhs.is_valid());
DCHECK(liftoff_cond == kEqual || liftoff_cond == kUnequal);

10
src/wasm/baseline/ia32/liftoff-assembler-ia32.h
View File

@ -72,7 +72,7 @@ inline void Load(LiftoffAssembler* assm, LiftoffRegister dst, Register base,
Operand src(base, offset);
switch (kind) {
case kI32:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->mov(dst.gp(), src);
@ -100,7 +100,7 @@ inline void Store(LiftoffAssembler* assm, Register base, int32_t offset,
Operand dst(base, offset);
switch (kind) {
case kI32:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->mov(dst, src.gp());
@ -131,7 +131,7 @@ inline void push(LiftoffAssembler* assm, LiftoffRegister reg, ValueKind kind,
switch (kind) {
case kI32:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
assm->AllocateStackSpace(padding);
assm->push(reg.gp());
@ -1199,7 +1199,7 @@ void LiftoffAssembler::Spill(int offset, LiftoffRegister reg, ValueKind kind) {
Operand dst = liftoff::GetStackSlot(offset);
switch (kind) {
case kI32:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
mov(dst, reg.gp());
@ -2464,7 +2464,7 @@ void LiftoffAssembler::emit_cond_jump(LiftoffCondition liftoff_cond,
if (rhs != no_reg) {
switch (kind) {
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
DCHECK(liftoff_cond == kEqual || liftoff_cond == kUnequal);
V8_FALLTHROUGH;

2
src/wasm/baseline/liftoff-assembler.cc
View File

@ -1395,7 +1395,7 @@ bool CheckCompatibleStackSlotTypes(ValueKind a, ValueKind b) {
if (is_object_reference(a)) {
// Since Liftoff doesn't do accurate type tracking (e.g. on loop back
// edges), we only care that pointer types stay amongst pointer types.
// It's fine if ref/optref overwrite each other.
// It's fine if ref/ref null overwrite each other.
DCHECK(is_object_reference(b));
} else if (is_rtt(a)) {
// Same for rtt/rtt_with_depth.

22
src/wasm/baseline/liftoff-compiler.cc
View File

@ -602,7 +602,7 @@ class LiftoffCompiler {
bailout_reason = kSimd;
break;
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
case kI8:
case kI16:
@ -2171,7 +2171,7 @@ class LiftoffCompiler {
}
});
case kExprRefEq: {
return EmitBinOp<kOptRef, kI32>(
return EmitBinOp<kRefNull, kI32>(
BindFirst(&LiftoffAssembler::emit_ptrsize_set_cond, kEqual));
}
@ -2601,10 +2601,10 @@ class LiftoffCompiler {
LoadNullValue(null.gp(), pinned);
{
FREEZE_STATE(trapping);
__ emit_cond_jump(kUnequal, trap_label, kOptRef, obj.gp(), null.gp(),
__ emit_cond_jump(kUnequal, trap_label, kRefNull, obj.gp(), null.gp(),
trapping);
}
__ PushRegister(kOptRef, obj);
__ PushRegister(kRefNull, obj);
}
void NopForTestingUnsupportedInLiftoff(FullDecoder* decoder) {
@ -4491,7 +4491,7 @@ class LiftoffCompiler {
break;
}
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kRtt: {
--(*index_in_array);
__ StoreTaggedPointer(
@ -4549,7 +4549,7 @@ class LiftoffCompiler {
break;
}
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
case wasm::kRtt: {
__ LoadTaggedPointer(
value.gp(), values_array.gp(), no_reg,
@ -5646,7 +5646,7 @@ class LiftoffCompiler {
CallRuntimeStub(FLAG_experimental_wasm_skip_bounds_checks
? WasmCode::kWasmArrayCopy
: WasmCode::kWasmArrayCopyWithChecks,
MakeSig::Params(kI32, kI32, kI32, kOptRef, kOptRef),
MakeSig::Params(kI32, kI32, kI32, kRefNull, kRefNull),
// Builtin parameter order:
// [dst_index, src_index, length, dst, src].
{__ cache_state()->stack_state.end()[-4],
@ -5987,7 +5987,7 @@ class LiftoffCompiler {
}
void LoadInstanceType(TypeCheck& check, const FreezeCacheState& frozen) {
if (check.obj_type.is_nullable()) {
__ emit_cond_jump(kEqual, check.no_match, kOptRef, check.obj_reg,
__ emit_cond_jump(kEqual, check.no_match, kRefNull, check.obj_reg,
check.null_reg(), frozen);
}
__ emit_smi_check(check.obj_reg, check.no_match,
@ -7007,7 +7007,7 @@ class LiftoffCompiler {
LiftoffRegister null = __ GetUnusedRegister(kGpReg, pinned);
LoadNullValue(null.gp(), pinned);
FREEZE_STATE(trapping);
__ emit_cond_jump(LiftoffCondition::kEqual, trap_label, kOptRef, object,
__ emit_cond_jump(LiftoffCondition::kEqual, trap_label, kRefNull, object,
null.gp(), trapping);
}
@ -7071,7 +7071,7 @@ class LiftoffCompiler {
case kS128:
DCHECK(CpuFeatures::SupportsWasmSimd128());
return __ emit_s128_xor(reg, reg, reg);
case kOptRef:
case kRefNull:
return LoadNullValue(reg.gp(), pinned);
case kRtt:
case kVoid:
@ -7172,7 +7172,7 @@ class LiftoffCompiler {
// MVP:
kI32, kI64, kF32, kF64,
// Extern ref:
kRef, kOptRef, kRtt, kI8, kI16};
kRef, kRefNull, kRtt, kI8, kI16};
LiftoffAssembler asm_;

2
src/wasm/baseline/liftoff-register.h
View File

@ -67,7 +67,7 @@ static inline constexpr RegClass reg_class_for(ValueKind kind) {
case kS128:
return kNeedS128RegPair ? kFpRegPair : kFpReg;
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
return kGpReg;
default:

12
src/wasm/baseline/loong64/liftoff-assembler-loong64.h
View File

@ -103,7 +103,7 @@ inline void Load(LiftoffAssembler* assm, LiftoffRegister dst, MemOperand src,
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
assm->Ld_d(dst.gp(), src);
break;
@ -129,7 +129,7 @@ inline void Store(LiftoffAssembler* assm, Register base, int32_t offset,
assm->St_w(src.gp(), dst);
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->St_d(src.gp(), dst);
@ -152,7 +152,7 @@ inline void push(LiftoffAssembler* assm, LiftoffRegister reg, ValueKind kind) {
assm->St_w(reg.gp(), MemOperand(sp, 0));
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->Push(reg.gp());
@ -890,7 +890,7 @@ void LiftoffAssembler::Spill(int offset, LiftoffRegister reg, ValueKind kind) {
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
St_d(reg.gp(), dst);
break;
@ -921,7 +921,7 @@ void LiftoffAssembler::Spill(int offset, WasmValue value) {
}
case kI64:
case kRef:
case kOptRef: {
case kRefNull: {
UseScratchRegisterScope temps(this);
Register scratch = temps.Acquire();
TurboAssembler::li(scratch, value.to_i64());
@ -943,7 +943,7 @@ void LiftoffAssembler::Fill(LiftoffRegister reg, int offset, ValueKind kind) {
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
// TODO(LOONG_dev): LOONG64 Check, MIPS64 dosn't need, ARM64/LOONG64 need?
case kRtt:
Ld_d(reg.gp(), src);

12
src/wasm/baseline/mips/liftoff-assembler-mips.h
View File

@ -92,7 +92,7 @@ inline void Load(LiftoffAssembler* assm, LiftoffRegister dst, Register base,
switch (kind) {
case kI32:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
assm->lw(dst.gp(), src);
break;
@ -118,7 +118,7 @@ inline void Store(LiftoffAssembler* assm, Register base, int32_t offset,
MemOperand dst(base, offset);
switch (kind) {
case kI32:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->Usw(src.gp(), dst);
@ -143,7 +143,7 @@ inline void Store(LiftoffAssembler* assm, Register base, int32_t offset,
inline void push(LiftoffAssembler* assm, LiftoffRegister reg, ValueKind kind) {
switch (kind) {
case kI32:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->push(reg.gp());
@ -810,7 +810,7 @@ void LiftoffAssembler::Spill(int offset, LiftoffRegister reg, ValueKind kind) {
switch (kind) {
case kI32:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
sw(reg.gp(), dst);
break;
@ -835,7 +835,7 @@ void LiftoffAssembler::Spill(int offset, WasmValue value) {
switch (value.type().kind()) {
case kI32:
case kRef:
case kOptRef: {
case kRefNull: {
LiftoffRegister tmp = GetUnusedRegister(kGpReg, {});
TurboAssembler::li(tmp.gp(), Operand(value.to_i32()));
sw(tmp.gp(), dst);
@ -865,7 +865,7 @@ void LiftoffAssembler::Fill(LiftoffRegister reg, int offset, ValueKind kind) {
switch (kind) {
case kI32:
case kRef:
case kOptRef:
case kRefNull:
lw(reg.gp(), src);
break;
case kI64:

12
src/wasm/baseline/mips64/liftoff-assembler-mips64.h
View File

@ -103,7 +103,7 @@ inline void Load(LiftoffAssembler* assm, LiftoffRegister dst, MemOperand src,
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
assm->Ld(dst.gp(), src);
break;
@ -129,7 +129,7 @@ inline void Store(LiftoffAssembler* assm, Register base, int32_t offset,
assm->Usw(src.gp(), dst);
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->Usd(src.gp(), dst);
@ -155,7 +155,7 @@ inline void push(LiftoffAssembler* assm, LiftoffRegister reg, ValueKind kind) {
assm->sw(reg.gp(), MemOperand(sp, 0));
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->push(reg.gp());
@ -993,7 +993,7 @@ void LiftoffAssembler::Spill(int offset, LiftoffRegister reg, ValueKind kind) {
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
Sd(reg.gp(), dst);
break;
@ -1022,7 +1022,7 @@ void LiftoffAssembler::Spill(int offset, WasmValue value) {
}
case kI64:
case kRef:
case kOptRef: {
case kRefNull: {
TurboAssembler::li(kScratchReg, value.to_i64());
Sd(kScratchReg, dst);
break;
@ -1042,7 +1042,7 @@ void LiftoffAssembler::Fill(LiftoffRegister reg, int offset, ValueKind kind) {
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
Ld(reg.gp(), src);
break;
case kF32:

20
src/wasm/baseline/ppc/liftoff-assembler-ppc.h
View File

@ -805,7 +805,7 @@ void LiftoffAssembler::LoadCallerFrameSlot(LiftoffRegister dst,
}
case kRef:
case kRtt:
case kOptRef:
case kRefNull:
case kI64: {
LoadU64(dst.gp(), MemOperand(fp, offset), r0);
break;
@ -843,7 +843,7 @@ void LiftoffAssembler::StoreCallerFrameSlot(LiftoffRegister src,
}
case kRef:
case kRtt:
case kOptRef:
case kRefNull:
case kI64: {
StoreU64(src.gp(), MemOperand(fp, offset), r0);
break;
@ -879,7 +879,7 @@ void LiftoffAssembler::LoadReturnStackSlot(LiftoffRegister dst, int offset,
}
case kRef:
case kRtt:
case kOptRef:
case kRefNull:
case kI64: {
LoadU64(dst.gp(), MemOperand(sp, offset), r0);
break;
@ -918,7 +918,7 @@ void LiftoffAssembler::MoveStackValue(uint32_t dst_offset, uint32_t src_offset,
StoreU32(ip, liftoff::GetStackSlot(dst_offset + stack_bias), r0);
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
case kF64:
@ -955,7 +955,7 @@ void LiftoffAssembler::Spill(int offset, LiftoffRegister reg, ValueKind kind) {
StoreU32(reg.gp(), liftoff::GetStackSlot(offset + stack_bias), r0);
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
StoreU64(reg.gp(), liftoff::GetStackSlot(offset), r0);
@ -1004,7 +1004,7 @@ void LiftoffAssembler::Fill(LiftoffRegister reg, int offset, ValueKind kind) {
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
LoadU64(reg.gp(), liftoff::GetStackSlot(offset), r0);
break;
@ -1605,7 +1605,7 @@ void LiftoffAssembler::emit_cond_jump(LiftoffCondition liftoff_cond,
}
break;
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
DCHECK(liftoff_cond == kEqual || liftoff_cond == kUnequal);
V8_FALLTHROUGH;
@ -3103,7 +3103,7 @@ void LiftoffAssembler::CallC(const ValueKindSig* sig,
LoadS32(result_reg->gp(), MemOperand(sp));
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
LoadU64(result_reg->gp(), MemOperand(sp));
@ -3183,7 +3183,7 @@ void LiftoffStackSlots::Construct(int param_slots) {
switch (src.kind()) {
case kI32:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
case kI64: {
asm_->AllocateStackSpace(stack_decrement - kSystemPointerSize);
@ -3225,7 +3225,7 @@ void LiftoffStackSlots::Construct(int param_slots) {
case kI64:
case kI32:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
asm_->push(src.reg().gp());
break;

19
src/wasm/baseline/riscv64/liftoff-assembler-riscv64.h
View File

@ -102,7 +102,7 @@ inline void Load(LiftoffAssembler* assm, LiftoffRegister dst, MemOperand src,
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
assm->Ld(dst.gp(), src);
break;
@ -125,7 +125,7 @@ inline void Store(LiftoffAssembler* assm, Register base, int32_t offset,
assm->Sw(src.gp(), dst);
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->Sd(src.gp(), dst);
@ -148,7 +148,7 @@ inline void push(LiftoffAssembler* assm, LiftoffRegister reg, ValueKind kind) {
assm->Sw(reg.gp(), MemOperand(sp, 0));
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->push(reg.gp());
@ -966,7 +966,7 @@ void LiftoffAssembler::MoveStackValue(uint32_t dst_offset, uint32_t src_offset,
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
Ld(kScratchReg, src);
Sd(kScratchReg, dst);
@ -993,7 +993,10 @@ void LiftoffAssembler::MoveStackValue(uint32_t dst_offset, uint32_t src_offset,
vs(kSimd128ScratchReg, dst_reg, 0, VSew::E8);
break;
}
default:
case kVoid:
case kI8:
case kI16:
case kBottom:
UNREACHABLE();
}
}
@ -1023,7 +1026,7 @@ void LiftoffAssembler::Spill(int offset, LiftoffRegister reg, ValueKind kind) {
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
Sd(reg.gp(), dst);
break;
@ -1060,7 +1063,7 @@ void LiftoffAssembler::Spill(int offset, WasmValue value) {
}
case kI64:
case kRef:
case kOptRef: {
case kRefNull: {
UseScratchRegisterScope temps(this);
Register tmp = temps.Acquire();
TurboAssembler::li(tmp, value.to_i64());
@ -1082,7 +1085,7 @@ void LiftoffAssembler::Fill(LiftoffRegister reg, int offset, ValueKind kind) {
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
Ld(reg.gp(), src);
break;
case kF32:

20
src/wasm/baseline/s390/liftoff-assembler-s390.h
View File

@ -1232,7 +1232,7 @@ void LiftoffAssembler::LoadCallerFrameSlot(LiftoffRegister dst,
}
case kRef:
case kRtt:
case kOptRef:
case kRefNull:
case kI64: {
LoadU64(dst.gp(), MemOperand(fp, offset));
break;
@ -1272,7 +1272,7 @@ void LiftoffAssembler::StoreCallerFrameSlot(LiftoffRegister src,
}
case kRef:
case kRtt:
case kOptRef:
case kRefNull:
case kI64: {
StoreU64(src.gp(), MemOperand(fp, offset));
break;
@ -1310,7 +1310,7 @@ void LiftoffAssembler::LoadReturnStackSlot(LiftoffRegister dst, int offset,
}
case kRef:
case kRtt:
case kOptRef:
case kRefNull:
case kI64: {
LoadU64(dst.gp(), MemOperand(sp, offset));
break;
@ -1350,7 +1350,7 @@ void LiftoffAssembler::MoveStackValue(uint32_t dst_offset, uint32_t src_offset,
length = 4;
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
case kF64:
@ -1409,7 +1409,7 @@ void LiftoffAssembler::Spill(int offset, LiftoffRegister reg, ValueKind kind) {
StoreU32(reg.gp(), liftoff::GetStackSlot(offset + stack_bias));
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
StoreU64(reg.gp(), liftoff::GetStackSlot(offset));
@ -1460,7 +1460,7 @@ void LiftoffAssembler::Fill(LiftoffRegister reg, int offset, ValueKind kind) {
break;
case kI64:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
LoadU64(reg.gp(), liftoff::GetStackSlot(offset));
break;
@ -2136,7 +2136,7 @@ void LiftoffAssembler::emit_cond_jump(LiftoffCondition liftoff_cond,
}
break;
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
DCHECK(liftoff_cond == kEqual || liftoff_cond == kUnequal);
V8_FALLTHROUGH;
@ -3102,7 +3102,7 @@ void LiftoffAssembler::CallC(const ValueKindSig* sig,
LoadS32(result_reg->gp(), MemOperand(sp));
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
LoadU64(result_reg->gp(), MemOperand(sp));
@ -3208,7 +3208,7 @@ void LiftoffStackSlots::Construct(int param_slots) {
switch (src.kind()) {
case kI32:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
case kI64: {
asm_->AllocateStackSpace(stack_decrement - kSystemPointerSize);
@ -3255,7 +3255,7 @@ void LiftoffStackSlots::Construct(int param_slots) {
case kI64:
case kI32:
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
asm_->push(src.reg().gp());
break;

10
src/wasm/baseline/x64/liftoff-assembler-x64.h
View File

@ -99,7 +99,7 @@ inline void Load(LiftoffAssembler* assm, LiftoffRegister dst, Operand src,
assm->movl(dst.gp(), src);
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->movq(dst.gp(), src);
@ -127,7 +127,7 @@ inline void Store(LiftoffAssembler* assm, Operand dst, LiftoffRegister src,
case kI64:
assm->movq(dst, src.gp());
break;
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
assm->StoreTaggedField(dst, src.gp());
@ -152,7 +152,7 @@ inline void push(LiftoffAssembler* assm, LiftoffRegister reg, ValueKind kind,
case kI32:
case kI64:
case kRef:
case kOptRef:
case kRefNull:
assm->AllocateStackSpace(padding);
assm->pushq(reg.gp());
break;
@ -919,7 +919,7 @@ void LiftoffAssembler::Spill(int offset, LiftoffRegister reg, ValueKind kind) {
movl(dst, reg.gp());
break;
case kI64:
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
movq(dst, reg.gp());
@ -2142,7 +2142,7 @@ void LiftoffAssembler::emit_cond_jump(LiftoffCondition liftoff_cond,
cmpl(lhs, rhs);
break;
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
DCHECK(liftoff_cond == kEqual || liftoff_cond == kUnequal);
V8_FALLTHROUGH;

8
src/wasm/c-api.cc
View File

@ -80,7 +80,7 @@ ValKind V8ValueTypeToWasm(i::wasm::ValueType v8_valtype) {
case i::wasm::kF64:
return F64;
case i::wasm::kRef:
case i::wasm::kOptRef:
case i::wasm::kRefNull:
switch (v8_valtype.heap_representation()) {
case i::wasm::HeapType::kFunc:
return FUNCREF;
@ -1564,7 +1564,7 @@ void PushArgs(const i::wasm::FunctionSig* sig, const Val args[],
packer->Push(args[i].f64());
break;
case i::wasm::kRef:
case i::wasm::kOptRef:
case i::wasm::kRefNull:
// TODO(7748): Make sure this works for all heap types.
packer->Push(WasmRefToV8(store->i_isolate(), args[i].ref())->ptr());
break;
@ -1600,7 +1600,7 @@ void PopArgs(const i::wasm::FunctionSig* sig, Val results[],
results[i] = Val(packer->Pop<double>());
break;
case i::wasm::kRef:
case i::wasm::kOptRef: {
case i::wasm::kRefNull: {
// TODO(7748): Make sure this works for all heap types.
i::Address raw = packer->Pop<i::Address>();
i::Handle<i::Object> obj(i::Object(raw), store->i_isolate());
@ -1863,7 +1863,7 @@ auto Global::get() const -> Val {
case i::wasm::kF64:
return Val(v8_global->GetF64());
case i::wasm::kRef:
case i::wasm::kOptRef: {
case i::wasm::kRefNull: {
// TODO(7748): Make sure this works for all heap types.
StoreImpl* store = impl(this)->store();
i::HandleScope scope(store->i_isolate());

2
src/wasm/constant-expression-interface.cc
View File

@ -169,7 +169,7 @@ WasmValue DefaultValueForType(ValueType type, Isolate* isolate) {
return WasmValue(0.0);
case kS128:
return WasmValue(Simd128());
case kOptRef:
case kRefNull:
return WasmValue(isolate->factory()->null_value(), type);
case kVoid:
case kRtt:

12
src/wasm/function-body-decoder-impl.h
View File

@ -323,8 +323,8 @@ ValueType read_value_type(Decoder* decoder, const byte* pc,
case kF64Code:
return kWasmF64;
case kRefCode:
case kOptRefCode: {
Nullability nullability = code == kOptRefCode ? kNullable : kNonNullable;
case kRefNullCode: {
Nullability nullability = code == kRefNullCode ? kNullable : kNonNullable;
if (!VALIDATE(enabled.has_typed_funcref())) {
DecodeError<validate>(decoder, pc,
"Invalid type '(ref%s <heaptype>)', enable with "
@ -2939,7 +2939,7 @@ class WasmFullDecoder : public WasmDecoder<validate, decoding_mode> {
// For a non-nullable value, we won't take the branch, and can leave
// the stack as it is.
break;
case kOptRef: {
case kRefNull: {
Value result = CreateValue(
ValueType::Ref(ref_object.type.heap_type(), kNonNullable));
// The result of br_on_null has the same value as the argument (but a
@ -2991,7 +2991,7 @@ class WasmFullDecoder : public WasmDecoder<validate, decoding_mode> {
c->br_merge()->reached = true;
}
break;
case kOptRef: {
case kRefNull: {
if (V8_LIKELY(current_code_reachable_and_ok_)) {
CALL_INTERFACE(BrOnNonNull, ref_object, value_on_branch, imm.depth,
true);
@ -3310,7 +3310,7 @@ class WasmFullDecoder : public WasmDecoder<validate, decoding_mode> {
Value value = Peek(0);
Value result = CreateValue(kWasmI32);
switch (value.type.kind()) {
case kOptRef:
case kRefNull:
CALL_INTERFACE_IF_OK_AND_REACHABLE(UnOp, kExprRefIsNull, value,
&result);
Drop(value);
@ -3356,7 +3356,7 @@ class WasmFullDecoder : public WasmDecoder<validate, decoding_mode> {
case kRef:
// A non-nullable value can remain as-is.
return 1;
case kOptRef: {
case kRefNull: {
Value result =
CreateValue(ValueType::Ref(value.type.heap_type(), kNonNullable));
CALL_INTERFACE_IF_OK_AND_REACHABLE(RefAsNonNull, value, &result);

2
src/wasm/module-instantiate.cc
View File

@ -1404,7 +1404,7 @@ bool InstanceBuilder::ProcessImportedWasmGlobalObject(
break;
case kRtt:
case kRef:
case kOptRef:
case kRefNull:
value = WasmValue(global_object->GetRef(), global_object->type());
break;
case kVoid:

2
src/wasm/names-provider.cc
View File

@ -381,7 +381,7 @@ void NamesProvider::PrintHeapType(StringBuilder& out, HeapType type) {
void NamesProvider::PrintValueType(StringBuilder& out, ValueType type) {
switch (type.kind()) {
case kRef:
case kOptRef:
case kRefNull:
if (type.encoding_needs_heap_type()) {
out << (type.kind() == kRef ? "(ref " : "(ref null ");
PrintHeapType(out, type.heap_type());

43
src/wasm/value-type.h
View File

@ -29,9 +29,8 @@ class Simd128;
// Format: kind, log2Size, code, machineType, shortName, typeName
//
// Some of these types are from proposals that are not standardized yet:
// - "ref"/"optref" (a.k.a. "ref null") per
// https://github.com/WebAssembly/function-references
// - "rtt" per https://github.com/WebAssembly/gc
// - "ref"/"ref null" https://github.com/WebAssembly/function-references
// - "rtt", "i8" and "i16" per https://github.com/WebAssembly/gc
#define FOREACH_NUMERIC_VALUE_TYPE(V) \
V(I32, 2, I32, Int32, 'i', "i32") \
V(I64, 3, I64, Int64, 'l', "i64") \
@ -41,12 +40,12 @@ class Simd128;
V(I8, 0, I8, Int8, 'b', "i8") \
V(I16, 1, I16, Int16, 'h', "i16")
#define FOREACH_VALUE_TYPE(V) \
V(Void, -1, Void, None, 'v', "<void>") \
FOREACH_NUMERIC_VALUE_TYPE(V) \
V(Rtt, kTaggedSizeLog2, Rtt, TaggedPointer, 't', "rtt") \
V(Ref, kTaggedSizeLog2, Ref, AnyTagged, 'r', "ref") \
V(OptRef, kTaggedSizeLog2, OptRef, AnyTagged, 'n', "ref null") \
#define FOREACH_VALUE_TYPE(V) \
V(Void, -1, Void, None, 'v', "<void>") \
FOREACH_NUMERIC_VALUE_TYPE(V) \
V(Rtt, kTaggedSizeLog2, Rtt, TaggedPointer, 't', "rtt") \
V(Ref, kTaggedSizeLog2, Ref, AnyTagged, 'r', "ref") \
V(RefNull, kTaggedSizeLog2, RefNull, AnyTagged, 'n', "ref null") \
V(Bottom, -1, Void, None, '*', "<bot>")
constexpr int kMaxValueTypeSize = 16; // bytes
@ -229,11 +228,11 @@ constexpr bool is_numeric(ValueKind kind) {
}
constexpr bool is_reference(ValueKind kind) {
return kind == kRef || kind == kOptRef || kind == kRtt;
return kind == kRef || kind == kRefNull || kind == kRtt;
}
constexpr bool is_object_reference(ValueKind kind) {
return kind == kRef || kind == kOptRef;
return kind == kRef || kind == kRefNull;
}
constexpr int value_kind_size_log2(ValueKind kind) {
@ -334,7 +333,7 @@ class ValueType {
static constexpr ValueType Ref(uint32_t heap_type, Nullability nullability) {
DCHECK(HeapType(heap_type).is_valid());
return ValueType(
KindField::encode(nullability == kNullable ? kOptRef : kRef) |
KindField::encode(nullability == kNullable ? kRefNull : kRef) |
HeapTypeField::encode(heap_type));
}
static constexpr ValueType Ref(HeapType heap_type, Nullability nullability) {
@ -348,7 +347,7 @@ class ValueType {
}
static constexpr ValueType FromIndex(ValueKind kind, uint32_t index) {
DCHECK(kind == kOptRef || kind == kRef || kind == kRtt);
DCHECK(kind == kRefNull || kind == kRef || kind == kRtt);
return ValueType(KindField::encode(kind) | HeapTypeField::encode(index));
}
@ -366,11 +365,11 @@ class ValueType {
return wasm::is_object_reference(kind());
}
constexpr bool is_nullable() const { return kind() == kOptRef; }
constexpr bool is_nullable() const { return kind() == kRefNull; }
constexpr bool is_non_nullable() const { return kind() == kRef; }
constexpr bool is_reference_to(uint32_t htype) const {
return (kind() == kRef || kind() == kOptRef) &&
return (kind() == kRef || kind() == kRefNull) &&
heap_representation() == htype;
}
@ -417,7 +416,7 @@ class ValueType {
}
constexpr Nullability nullability() const {
DCHECK(is_object_reference());
return kind() == kOptRef ? kNullable : kNonNullable;
return kind() == kRefNull ? kNullable : kNonNullable;
}
// Useful when serializing this type to store it into a runtime object.
@ -484,11 +483,11 @@ class ValueType {
// For compatibility with the reftypes and exception-handling proposals, this
// function prioritizes shorthand encodings
// (e.g., Ref(HeapType::kFunc, kNullable).value_type_code will return
// kFuncrefCode and not kOptRefCode).
// kFuncrefCode and not kRefNullCode).
constexpr ValueTypeCode value_type_code() const {
DCHECK_NE(kBottom, kind());
switch (kind()) {
case kOptRef:
case kRefNull:
switch (heap_representation()) {
case HeapType::kFunc:
return kFuncRefCode;
@ -505,7 +504,7 @@ class ValueType {
case HeapType::kStringViewIter:
return kStringViewIterCode;
default:
return kOptRefCode;
return kRefNullCode;
}
case kRef:
switch (heap_representation()) {
@ -541,7 +540,7 @@ class ValueType {
return heap_representation() != HeapType::kI31 &&
heap_representation() != HeapType::kArray &&
heap_representation() != HeapType::kData;
case kOptRef:
case kRefNull:
return heap_representation() != HeapType::kFunc &&
heap_representation() != HeapType::kEq &&
heap_representation() != HeapType::kAny &&
@ -561,9 +560,9 @@ class ValueType {
std::ostringstream buf;
switch (kind()) {
case kRef:
case kOptRef:
case kRefNull:
if (encoding_needs_heap_type()) {
buf << "(ref " << (kind() == kOptRef ? "null " : "")
buf << "(ref " << (kind() == kRefNull ? "null " : "")
<< heap_type().name() << ")";
} else {
buf << heap_type().name() << "ref";

2
src/wasm/wasm-constants.h
View File

@ -42,7 +42,7 @@ enum ValueTypeCode : uint8_t {
// TODO(7748): For backwards compatibility only, remove when able.
kAnyRefCodeAlias = 0x6e,
kEqRefCode = 0x6d,
kOptRefCode = 0x6c,
kRefNullCode = 0x6c,
kRefCode = 0x6b,
kI31RefCode = 0x6a,
// TODO(7748): Only here for backwards compatibility, remove when able.

2
src/wasm/wasm-debug.cc
View File

@ -598,7 +598,7 @@ class DebugInfoImpl {
case kS128:
return WasmValue(Simd128(ReadUnalignedValue<int16>(stack_address)));
case kRef:
case kOptRef:
case kRefNull:
case kRtt: {
Handle<Object> obj(Object(ReadUnalignedValue<Address>(stack_address)),
isolate);

12
src/wasm/wasm-js.cc
View File

@ -1543,7 +1543,7 @@ void WebAssemblyGlobal(const v8::FunctionCallbackInfo<v8::Value>& args) {
break;
}
case i::wasm::kRef:
case i::wasm::kOptRef: {
case i::wasm::kRefNull: {
switch (type.heap_representation()) {
case i::wasm::HeapType::kAny: {
if (args.Length() < 2) {
@ -1778,7 +1778,7 @@ void EncodeExceptionValues(v8::Isolate* isolate,
break;
}
case i::wasm::kRef:
case i::wasm::kOptRef:
case i::wasm::kRefNull:
switch (type.heap_representation()) {
case i::wasm::HeapType::kFunc:
case i::wasm::HeapType::kAny:
@ -2381,7 +2381,7 @@ void WebAssemblyExceptionGetArg(
decode_index += 4;
break;
case i::wasm::kRef:
case i::wasm::kOptRef:
case i::wasm::kRefNull:
switch (signature.get(i).heap_representation()) {
case i::wasm::HeapType::kFunc:
case i::wasm::HeapType::kAny:
@ -2443,7 +2443,7 @@ void WebAssemblyExceptionGetArg(
break;
}
case i::wasm::kRef:
case i::wasm::kOptRef:
case i::wasm::kRefNull:
switch (signature.get(index).heap_representation()) {
case i::wasm::HeapType::kFunc:
case i::wasm::HeapType::kAny:
@ -2526,7 +2526,7 @@ void WebAssemblyGlobalGetValueCommon(
thrower.TypeError("Can't get the value of s128 WebAssembly.Global");
break;
case i::wasm::kRef:
case i::wasm::kOptRef:
case i::wasm::kRefNull:
switch (receiver->type().heap_representation()) {
case i::wasm::HeapType::kAny:
case i::wasm::HeapType::kString:
@ -2631,7 +2631,7 @@ void WebAssemblyGlobalSetValue(
thrower.TypeError("Can't set the value of s128 WebAssembly.Global");
break;
case i::wasm::kRef:
case i::wasm::kOptRef:
case i::wasm::kRefNull:
switch (receiver->type().heap_representation()) {
case i::wasm::HeapType::kAny:
receiver->SetExternRef(Utils::OpenHandle(*args[0]));

2
src/wasm/wasm-module-builder.cc
View File

@ -506,7 +506,7 @@ void WriteInitializerExpressionWithEnd(ZoneBuffer* buffer,
buffer->write_u8(kExprF64Const);
buffer->write_f64(0.);
break;
case kOptRef:
case kRefNull:
buffer->write_u8(kExprRefNull);
buffer->write_i32v(type.heap_type().code());
break;

6
src/wasm/wasm-objects-inl.h
View File

@ -368,7 +368,7 @@ Handle<Object> WasmObject::ReadValueAt(Isolate* isolate, Handle<HeapObject> obj,
UNREACHABLE();
case wasm::kRef:
case wasm::kOptRef: {
case wasm::kRefNull: {
ObjectSlot slot(field_address);
return handle(slot.load(isolate), isolate);
}
@ -399,7 +399,7 @@ MaybeHandle<Object> WasmObject::ToWasmValue(Isolate* isolate,
return BigInt::FromObject(isolate, value);
case wasm::kRef:
case wasm::kOptRef: {
case wasm::kRefNull: {
// TODO(v8:11804): implement ref type check
UNREACHABLE();
}
@ -477,7 +477,7 @@ void WasmObject::WriteValueAt(Isolate* isolate, Handle<HeapObject> obj,
break;
}
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
// TODO(v8:11804): implement
UNREACHABLE();

8
src/wasm/wasm-objects.cc
View File

@ -1566,7 +1566,7 @@ wasm::WasmValue WasmStruct::GetFieldValue(uint32_t index) {
FOREACH_WASMVALUE_CTYPES(CASE_TYPE)
#undef CASE_TYPE
case wasm::kRef:
case wasm::kOptRef: {
case wasm::kRefNull: {
Handle<Object> ref(TaggedField<Object>::load(*this, field_offset),
GetIsolateFromWritableObject(*this));
return wasm::WasmValue(ref, field_type);
@ -1595,7 +1595,7 @@ wasm::WasmValue WasmArray::GetElement(uint32_t index) {
FOREACH_WASMVALUE_CTYPES(CASE_TYPE)
#undef CASE_TYPE
case wasm::kRef:
case wasm::kOptRef: {
case wasm::kRefNull: {
Handle<Object> ref(TaggedField<Object>::load(*this, element_offset),
GetIsolateFromWritableObject(*this));
return wasm::WasmValue(ref, element_type);
@ -1864,7 +1864,7 @@ uint32_t WasmExceptionPackage::GetEncodedSize(const wasm::WasmTag* tag) {
encoded_size += 8;
break;
case wasm::kRef:
case wasm::kOptRef:
case wasm::kRefNull:
encoded_size += 1;
break;
case wasm::kRtt:
@ -2274,7 +2274,7 @@ bool TypecheckJSObject(Isolate* isolate, const WasmModule* module,
const char** error_message) {
DCHECK(expected.is_reference());
switch (expected.kind()) {
case kOptRef:
case kRefNull:
if (value->IsNull(isolate)) {
HeapType::Representation repr = expected.heap_representation();
switch (repr) {

2
src/wasm/wasm-subtyping.cc
View File

@ -143,7 +143,7 @@ V8_NOINLINE V8_EXPORT_PRIVATE bool IsSubtypeOfImpl(
EquivalentIndices(subtype.ref_index(), supertype.ref_index(),
sub_module, super_module);
case kRef:
case kOptRef:
case kRefNull:
break;
}

6
src/wasm/wasm-subtyping.h
View File

@ -28,7 +28,7 @@ V8_NOINLINE V8_EXPORT_PRIVATE bool IsHeapSubtypeOfImpl(
// module2.
// Type equivalence (~) is described by the following rules:
// - Two numeric types are equivalent iff they are equal.
// - T(ht1) ~ T(ht2) iff ht1 ~ ht2 for T in {ref, optref, rtt}.
// - T(ht1) ~ T(ht2) iff ht1 ~ ht2 for T in {ref, ref null, rtt}.
// Equivalence of heap types ht1 ~ ht2 is defined as follows:
// - Two non-index heap types are equivalent iff they are equal.
// - Two indexed heap types are equivalent iff they are iso-recursive
@ -43,8 +43,8 @@ V8_NOINLINE V8_EXPORT_PRIVATE bool EquivalentTypes(ValueType type1,
// Subtyping between value types is described by the following rules
// (structural subtyping):
// - numeric types are subtype-related iff they are equal.
// - optref(ht1) <: optref(ht2) iff ht1 <: ht2.
// - ref(ht1) <: ref/optref(ht2) iff ht1 <: ht2.
// - (ref null ht1) <: (ref null ht2) iff ht1 <: ht2.
// - (ref ht1) <: (ref null? ht2) iff ht1 <: ht2.
// - rtt1 <: rtt2 iff rtt1 ~ rtt2.
// For heap types, the following subtyping rules hold:
// - The abstract heap types form the following type hierarchy:

2
src/wasm/wasm-value.h
View File

@ -199,7 +199,7 @@ class WasmValue {
}
return stream.str();
}
case kOptRef:
case kRefNull:
case kRef:
case kRtt:
return "Handle [" + std::to_string(to_ref().address()) + "]";

114
test/cctest/wasm/test-gc.cc
View File

@ -267,7 +267,7 @@ class WasmGCTester {
ValueType ref(uint32_t type_index) {
return ValueType::Ref(type_index, kNonNullable);
}
ValueType optref(uint32_t type_index) {
ValueType refNull(uint32_t type_index) {
return ValueType::Ref(type_index, kNullable);
}
@ -279,7 +279,7 @@ WASM_COMPILED_EXEC_TEST(WasmBasicStruct) {
const byte empty_struct_index = tester.DefineStruct({});
ValueType kRefType = ref(type_index);
ValueType kEmptyStructType = ref(empty_struct_index);
ValueType kOptRefType = optref(type_index);
ValueType kRefNullType = refNull(type_index);
FunctionSig sig_q_v(1, 0, &kRefType);
FunctionSig sig_qe_v(1, 0, &kEmptyStructType);
@ -324,7 +324,7 @@ WASM_COMPILED_EXEC_TEST(WasmBasicStruct) {
const byte j_local_index = 0;
const byte j_field_index = 0;
const byte kSet = tester.DefineFunction(
tester.sigs.i_v(), {kOptRefType},
tester.sigs.i_v(), {kRefNullType},
{WASM_LOCAL_SET(
j_local_index,
WASM_STRUCT_NEW_WITH_RTT(type_index, WASM_I32V(42), WASM_I32V(64),
@ -355,11 +355,11 @@ WASM_COMPILED_EXEC_TEST(WasmRefAsNonNull) {
const byte type_index =
tester.DefineStruct({F(kWasmI32, true), F(kWasmI32, true)});
ValueType kRefTypes[] = {ref(type_index)};
ValueType kOptRefType = optref(type_index);
ValueType kRefNullType = refNull(type_index);
FunctionSig sig_q_v(1, 0, kRefTypes);
const byte global_index =
tester.AddGlobal(kOptRefType, true,
tester.AddGlobal(kRefNullType, true,
WasmInitExpr::RefNullConst(
static_cast<HeapType::Representation>(type_index)));
const byte field_index = 0;
@ -393,7 +393,7 @@ WASM_COMPILED_EXEC_TEST(WasmRefAsNonNullSkipCheck) {
FunctionSig sig_q_v(1, 0, &kRefType);
const byte global_index =
tester.AddGlobal(optref(type_index), true,
tester.AddGlobal(refNull(type_index), true,
WasmInitExpr::RefNullConst(
static_cast<HeapType::Representation>(type_index)));
const byte kFunc = tester.DefineFunction(
@ -412,11 +412,11 @@ WASM_COMPILED_EXEC_TEST(WasmBrOnNull) {
const byte type_index =
tester.DefineStruct({F(kWasmI32, true), F(kWasmI32, true)});
ValueType kRefTypes[] = {ref(type_index)};
ValueType kOptRefType = optref(type_index);
ValueType kRefNullType = refNull(type_index);
FunctionSig sig_q_v(1, 0, kRefTypes);
const byte local_index = 0;
const byte kTaken = tester.DefineFunction(
tester.sigs.i_v(), {kOptRefType},
tester.sigs.i_v(), {kRefNullType},
{WASM_BLOCK_I(WASM_I32V(42),
// Branch will be taken.
// 42 left on stack outside the block (not 52).
@ -449,12 +449,12 @@ WASM_COMPILED_EXEC_TEST(WasmBrOnNonNull) {
const byte type_index =
tester.DefineStruct({F(kWasmI32, true), F(kWasmI32, true)});
ValueType kRefType = ref(type_index);
ValueType kOptRefType = optref(type_index);
ValueType kRefNullType = refNull(type_index);
FunctionSig sig_q_v(1, 0, &kRefType);
const byte field_index = 0;
const byte kTaken = tester.DefineFunction(
tester.sigs.i_v(), {kOptRefType, kOptRefType},
tester.sigs.i_v(), {kRefNullType, kRefNullType},
{WASM_LOCAL_SET(
0, WASM_STRUCT_NEW_WITH_RTT(type_index, WASM_I32V(52), WASM_I32V(62),
WASM_RTT_CANON(type_index))),
@ -470,7 +470,7 @@ WASM_COMPILED_EXEC_TEST(WasmBrOnNonNull) {
kExprEnd});
const byte kNotTaken = tester.DefineFunction(
tester.sigs.i_v(), {kOptRefType, kOptRefType},
tester.sigs.i_v(), {kRefNullType, kRefNullType},
{WASM_LOCAL_SET(0, WASM_REF_NULL(type_index)),
WASM_LOCAL_SET(
1, WASM_STRUCT_NEW_WITH_RTT(type_index, WASM_I32V(11), WASM_I32V(22),
@ -791,12 +791,12 @@ WASM_COMPILED_EXEC_TEST(WasmRefEq) {
WasmGCTester tester(execution_tier);
byte type_index = tester.DefineStruct({F(kWasmI32, true), F(kWasmI32, true)});
ValueType kRefTypes[] = {ref(type_index)};
ValueType kOptRefType = optref(type_index);
ValueType kRefNullType = refNull(type_index);
FunctionSig sig_q_v(1, 0, kRefTypes);
byte local_index = 0;
const byte kFunc = tester.DefineFunction(
tester.sigs.i_v(), {kOptRefType},
tester.sigs.i_v(), {kRefNullType},
{WASM_LOCAL_SET(local_index, WASM_STRUCT_NEW_WITH_RTT(
type_index, WASM_I32V(55), WASM_I32V(66),
WASM_RTT_CANON(type_index))),
@ -831,7 +831,7 @@ WASM_COMPILED_EXEC_TEST(WasmPackedStructU) {
const byte type_index = tester.DefineStruct(
{F(kWasmI8, true), F(kWasmI16, true), F(kWasmI32, true)});
ValueType struct_type = optref(type_index);
ValueType struct_type = refNull(type_index);
const byte local_index = 0;
@ -868,7 +868,7 @@ WASM_COMPILED_EXEC_TEST(WasmPackedStructS) {
const byte type_index = tester.DefineStruct(
{F(kWasmI8, true), F(kWasmI16, true), F(kWasmI32, true)});
ValueType struct_type = optref(type_index);
ValueType struct_type = refNull(type_index);
const byte local_index = 0;
@ -989,12 +989,12 @@ WASM_COMPILED_EXEC_TEST(WasmBasicArray) {
const byte immut_type_index = tester.DefineArray(wasm::kWasmI32, false);
ValueType kRefTypes[] = {ref(type_index)};
FunctionSig sig_q_v(1, 0, kRefTypes);
ValueType kOptRefType = optref(type_index);
ValueType kRefNullType = refNull(type_index);
// f: a = [12, 12, 12]; a[1] = 42; return a[arg0]
const byte local_index = 1;
const byte kGetElem = tester.DefineFunction(
tester.sigs.i_i(), {kOptRefType},
tester.sigs.i_i(), {kRefNullType},
{WASM_LOCAL_SET(local_index, WASM_ARRAY_NEW_WITH_RTT(
type_index, WASM_I32V(12), WASM_I32V(3),
WASM_RTT_CANON(type_index))),
@ -1058,7 +1058,7 @@ WASM_COMPILED_EXEC_TEST(WasmBasicArray) {
// f: a = [10.0, 10.0, 10.0]; a[1] = 42.42; return static_cast<int64>(a[1]);
double result_value = 42.42;
const byte kTestFpArray = tester.DefineFunction(
tester.sigs.i_v(), {optref(fp_type_index)},
tester.sigs.i_v(), {refNull(fp_type_index)},
{WASM_LOCAL_SET(0, WASM_ARRAY_NEW_WITH_RTT(
fp_type_index, WASM_F64(10.0), WASM_I32V(3),
WASM_RTT_CANON(fp_type_index))),
@ -1107,7 +1107,7 @@ WASM_COMPILED_EXEC_TEST(WasmBasicArray) {
WASM_COMPILED_EXEC_TEST(WasmPackedArrayU) {
WasmGCTester tester(execution_tier);
const byte array_index = tester.DefineArray(kWasmI8, true);
ValueType array_type = optref(array_index);
ValueType array_type = refNull(array_index);
const byte param_index = 0;
const byte local_index = 1;
@ -1142,7 +1142,7 @@ WASM_COMPILED_EXEC_TEST(WasmPackedArrayU) {
WASM_COMPILED_EXEC_TEST(WasmPackedArrayS) {
WasmGCTester tester(execution_tier);
const byte array_index = tester.DefineArray(kWasmI16, true);
ValueType array_type = optref(array_index);
ValueType array_type = refNull(array_index);
int32_t array_elements[] = {0x12345678, 10, 0xFEDC, 0xFF1234};
@ -1178,11 +1178,11 @@ WASM_COMPILED_EXEC_TEST(WasmArrayCopy) {
WasmGCTester tester(execution_tier);
const byte array32_index = tester.DefineArray(kWasmI32, true);
const byte array16_index = tester.DefineArray(kWasmI16, true);
const byte arrayref_index = tester.DefineArray(optref(array32_index), true);
const byte arrayref_index = tester.DefineArray(refNull(array32_index), true);
// Copies i32 ranges: local1[0..3] to local2[6..9].
const byte kCopyI32 = tester.DefineFunction(
tester.sigs.i_i(), {optref(array32_index), optref(array32_index)},
tester.sigs.i_i(), {refNull(array32_index), refNull(array32_index)},
{WASM_LOCAL_SET(
1, WASM_ARRAY_NEW_DEFAULT_WITH_RTT(array32_index, WASM_I32V(10),
WASM_RTT_CANON(array32_index))),
@ -1205,7 +1205,7 @@ WASM_COMPILED_EXEC_TEST(WasmArrayCopy) {
// Copies i16 ranges: local1[0..3] to local2[6..9].
const byte kCopyI16 = tester.DefineFunction(
tester.sigs.i_i(), {optref(array16_index), optref(array16_index)},
tester.sigs.i_i(), {refNull(array16_index), refNull(array16_index)},
{WASM_LOCAL_SET(
1, WASM_ARRAY_NEW_DEFAULT_WITH_RTT(array16_index, WASM_I32V(10),
WASM_RTT_CANON(array16_index))),
@ -1228,8 +1228,8 @@ WASM_COMPILED_EXEC_TEST(WasmArrayCopy) {
// Copies reference ranges: local1[0..3] to local2[6..9].
const byte kCopyRef = tester.DefineFunction(
FunctionSig::Build(tester.zone(), {optref(array32_index)}, {kWasmI32}),
{optref(arrayref_index), optref(arrayref_index)},
FunctionSig::Build(tester.zone(), {refNull(array32_index)}, {kWasmI32}),
{refNull(arrayref_index), refNull(arrayref_index)},
{WASM_LOCAL_SET(
1, WASM_ARRAY_NEW_DEFAULT_WITH_RTT(arrayref_index, WASM_I32V(10),
WASM_RTT_CANON(arrayref_index))),
@ -1260,8 +1260,8 @@ WASM_COMPILED_EXEC_TEST(WasmArrayCopy) {
// Copies overlapping reference ranges: local1[0..3] to local1[2..5].
const byte kCopyRefOverlapping = tester.DefineFunction(
FunctionSig::Build(tester.zone(), {optref(array32_index)}, {kWasmI32}),
{optref(arrayref_index)},
FunctionSig::Build(tester.zone(), {refNull(array32_index)}, {kWasmI32}),
{refNull(arrayref_index)},
{WASM_LOCAL_SET(
1, WASM_ARRAY_NEW_DEFAULT_WITH_RTT(arrayref_index, WASM_I32V(10),
WASM_RTT_CANON(arrayref_index))),
@ -1288,7 +1288,7 @@ WASM_COMPILED_EXEC_TEST(WasmArrayCopy) {
kExprEnd});
const byte kOobSource = tester.DefineFunction(
tester.sigs.v_v(), {optref(array32_index), optref(array32_index)},
tester.sigs.v_v(), {refNull(array32_index), refNull(array32_index)},
{WASM_LOCAL_SET(
0, WASM_ARRAY_NEW_DEFAULT_WITH_RTT(array32_index, WASM_I32V(10),
WASM_RTT_CANON(array32_index))),
@ -1301,7 +1301,7 @@ WASM_COMPILED_EXEC_TEST(WasmArrayCopy) {
kExprEnd});
const byte kOobDestination = tester.DefineFunction(
tester.sigs.v_v(), {optref(array32_index), optref(array32_index)},
tester.sigs.v_v(), {refNull(array32_index), refNull(array32_index)},
{WASM_LOCAL_SET(
0, WASM_ARRAY_NEW_DEFAULT_WITH_RTT(array32_index, WASM_I32V(10),
WASM_RTT_CANON(array32_index))),
@ -1314,7 +1314,7 @@ WASM_COMPILED_EXEC_TEST(WasmArrayCopy) {
kExprEnd});
const byte kZeroLength = tester.DefineFunction(
tester.sigs.i_v(), {optref(arrayref_index), optref(arrayref_index)},
tester.sigs.i_v(), {refNull(arrayref_index), refNull(arrayref_index)},
{WASM_LOCAL_SET(
0, WASM_ARRAY_NEW_DEFAULT_WITH_RTT(arrayref_index, WASM_I32V(10),
WASM_RTT_CANON(arrayref_index))),
@ -1377,13 +1377,13 @@ WASM_COMPILED_EXEC_TEST(NewDefault) {
tester.builder()->StartRecursiveTypeGroup();
const byte struct_type = tester.DefineStruct(
{F(wasm::kWasmI32, true), F(wasm::kWasmF64, true), F(optref(0), true)});
{F(wasm::kWasmI32, true), F(wasm::kWasmF64, true), F(refNull(0), true)});
tester.builder()->EndRecursiveTypeGroup();
const byte array_type = tester.DefineArray(wasm::kWasmI32, true);
// Returns: struct[0] + f64_to_i32(struct[1]) + (struct[2].is_null ^ 1) == 0.
const byte allocate_struct = tester.DefineFunction(
tester.sigs.i_v(), {optref(struct_type)},
tester.sigs.i_v(), {refNull(struct_type)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_DEFAULT_WITH_RTT(
struct_type, WASM_RTT_CANON(struct_type))),
WASM_I32_ADD(
@ -1395,7 +1395,7 @@ WASM_COMPILED_EXEC_TEST(NewDefault) {
WASM_I32V(1))),
kExprEnd});
const byte allocate_array = tester.DefineFunction(
tester.sigs.i_v(), {optref(array_type)},
tester.sigs.i_v(), {refNull(array_type)},
{WASM_LOCAL_SET(
0, WASM_ARRAY_NEW_DEFAULT_WITH_RTT(array_type, WASM_I32V(2),
WASM_RTT_CANON(array_type))),
@ -1446,7 +1446,7 @@ WASM_COMPILED_EXEC_TEST(BasicRtt) {
// }
// The expected return value is 1+42 = 43.
const byte kRefCast = tester.DefineFunction(
tester.sigs.i_v(), {optref(type_index)},
tester.sigs.i_v(), {refNull(type_index)},
{WASM_LOCAL_SET(
kStructIndexCode,
WASM_STRUCT_NEW_WITH_RTT(subtype_index, WASM_I32V(11), WASM_I32V(42),
@ -1608,7 +1608,7 @@ WASM_COMPILED_EXEC_TEST(RefTrivialCastsStatic) {
{WASM_REF_TEST_STATIC(WASM_REF_NULL(subtype_index), type_index),
kExprEnd});
const byte kRefTestUnrelatedNullable = tester.DefineFunction(
tester.sigs.i_v(), {optref(subtype_index)},
tester.sigs.i_v(), {refNull(subtype_index)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_DEFAULT(subtype_index)),
WASM_REF_TEST_STATIC(WASM_LOCAL_GET(0), sig_index), kExprEnd});
const byte kRefTestUnrelatedNull = tester.DefineFunction(
@ -1636,7 +1636,7 @@ WASM_COMPILED_EXEC_TEST(RefTrivialCastsStatic) {
WASM_REF_NULL(subtype_index), type_index)),
kExprEnd});
const byte kRefCastUnrelatedNullable = tester.DefineFunction(
tester.sigs.i_v(), {optref(subtype_index)},
tester.sigs.i_v(), {refNull(subtype_index)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_DEFAULT(subtype_index)),
WASM_REF_IS_NULL(WASM_REF_CAST_STATIC(WASM_LOCAL_GET(0), sig_index)),
kExprEnd});
@ -1653,57 +1653,57 @@ WASM_COMPILED_EXEC_TEST(RefTrivialCastsStatic) {
const byte kBrOnCastNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(subtype_index), WASM_REF_NULL(type_index),
{WASM_BLOCK_R(refNull(subtype_index), WASM_REF_NULL(type_index),
WASM_BR_ON_CAST_STATIC(0, subtype_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastUpcast = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(type_index), WASM_STRUCT_NEW_DEFAULT(subtype_index),
{WASM_BLOCK_R(refNull(type_index), WASM_STRUCT_NEW_DEFAULT(subtype_index),
WASM_BR_ON_CAST_STATIC(0, type_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastUpcastNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(type_index), WASM_REF_NULL(subtype_index),
{WASM_BLOCK_R(refNull(type_index), WASM_REF_NULL(subtype_index),
WASM_BR_ON_CAST_STATIC(0, type_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastUnrelatedNullable = tester.DefineFunction(
tester.sigs.i_v(), {optref(subtype_index)},
tester.sigs.i_v(), {refNull(subtype_index)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_DEFAULT(subtype_index)),
WASM_BLOCK_R(optref(sig_index), WASM_LOCAL_GET(0),
WASM_BLOCK_R(refNull(sig_index), WASM_LOCAL_GET(0),
WASM_BR_ON_CAST_STATIC(0, sig_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastUnrelatedNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(sig_index), WASM_REF_NULL(subtype_index),
{WASM_BLOCK_R(refNull(sig_index), WASM_REF_NULL(subtype_index),
WASM_BR_ON_CAST_STATIC(0, sig_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastUnrelatedNonNullable = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(sig_index), WASM_STRUCT_NEW_DEFAULT(subtype_index),
{WASM_BLOCK_R(refNull(sig_index), WASM_STRUCT_NEW_DEFAULT(subtype_index),
WASM_BR_ON_CAST_STATIC(0, sig_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastFailNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(type_index), WASM_REF_NULL(type_index),
{WASM_BLOCK_R(refNull(type_index), WASM_REF_NULL(type_index),
WASM_BR_ON_CAST_STATIC_FAIL(0, subtype_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastFailUpcast = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(subtype_index),
{WASM_BLOCK_R(refNull(subtype_index),
WASM_STRUCT_NEW_DEFAULT(subtype_index),
WASM_BR_ON_CAST_STATIC_FAIL(0, type_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
@ -1711,29 +1711,29 @@ WASM_COMPILED_EXEC_TEST(RefTrivialCastsStatic) {
const byte kBrOnCastFailUpcastNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(subtype_index), WASM_REF_NULL(subtype_index),
{WASM_BLOCK_R(refNull(subtype_index), WASM_REF_NULL(subtype_index),
WASM_BR_ON_CAST_STATIC_FAIL(0, type_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastFailUnrelatedNullable = tester.DefineFunction(
tester.sigs.i_v(), {optref(subtype_index)},
tester.sigs.i_v(), {refNull(subtype_index)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_DEFAULT(subtype_index)),
WASM_BLOCK_R(optref(subtype_index), WASM_LOCAL_GET(0),
WASM_BLOCK_R(refNull(subtype_index), WASM_LOCAL_GET(0),
WASM_BR_ON_CAST_STATIC_FAIL(0, sig_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastFailUnrelatedNull = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(subtype_index), WASM_REF_NULL(subtype_index),
{WASM_BLOCK_R(refNull(subtype_index), WASM_REF_NULL(subtype_index),
WASM_BR_ON_CAST_STATIC_FAIL(0, sig_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
WASM_DROP, WASM_I32V(1), WASM_END});
const byte kBrOnCastFailUnrelatedNonNullable = tester.DefineFunction(
tester.sigs.i_v(), {},
{WASM_BLOCK_R(optref(subtype_index),
{WASM_BLOCK_R(refNull(subtype_index),
WASM_STRUCT_NEW_DEFAULT(subtype_index),
WASM_BR_ON_CAST_STATIC_FAIL(0, sig_index), WASM_DROP,
WASM_RETURN(WASM_I32V(0))),
@ -1877,7 +1877,7 @@ WASM_COMPILED_EXEC_TEST(NoDepthRtt) {
&sig_t2_v_nd, {}, {WASM_RTT_CANON(subtype_index), kExprEnd});
const byte kTestCanon = tester.DefineFunction(
tester.sigs.i_v(), {optref(type_index)},
tester.sigs.i_v(), {refNull(type_index)},
{WASM_LOCAL_SET(0, WASM_STRUCT_NEW_WITH_RTT(
subtype_index, WASM_I32V(11), WASM_I32V(42),
WASM_RTT_CANON(subtype_index))),
@ -2013,7 +2013,7 @@ WASM_COMPILED_EXEC_TEST(CallRef) {
WASM_COMPILED_EXEC_TEST(CallReftypeParameters) {
WasmGCTester tester(execution_tier);
byte type_index = tester.DefineStruct({F(wasm::kWasmI32, true)});
ValueType kRefType{optref(type_index)};
ValueType kRefType{refNull(type_index)};
ValueType sig_types[] = {kWasmI32, kRefType, kRefType, kRefType, kRefType,
kWasmI32, kWasmI32, kWasmI32, kWasmI32};
FunctionSig sig(1, 8, sig_types);
@ -2396,13 +2396,13 @@ WASM_COMPILED_EXEC_TEST(GCTables) {
byte sub_struct = tester.DefineStruct({F(kWasmI32, false), F(kWasmI32, true)},
super_struct);
FunctionSig* super_sig =
FunctionSig::Build(tester.zone(), {kWasmI32}, {optref(sub_struct)});
FunctionSig::Build(tester.zone(), {kWasmI32}, {refNull(sub_struct)});
byte super_sig_index = tester.DefineSignature(super_sig);
FunctionSig* sub_sig =
FunctionSig::Build(tester.zone(), {kWasmI32}, {optref(super_struct)});
FunctionSig::Build(tester.zone(), {kWasmI32}, {refNull(super_struct)});
byte sub_sig_index = tester.DefineSignature(sub_sig, super_sig_index);
tester.DefineTable(optref(super_sig_index), 10, 10);
tester.DefineTable(refNull(super_sig_index), 10, 10);
byte super_func = tester.DefineFunction(
super_sig_index, {},
@ -2471,9 +2471,9 @@ WASM_COMPILED_EXEC_TEST(GCTables) {
WASM_END});
// Only here so these functions count as "declared".
tester.AddGlobal(optref(super_sig_index), false,
tester.AddGlobal(refNull(super_sig_index), false,
WasmInitExpr::RefFuncConst(super_func));
tester.AddGlobal(optref(sub_sig_index), false,
tester.AddGlobal(refNull(sub_sig_index), false,
WasmInitExpr::RefFuncConst(sub_func));
tester.CompileModule();

10
test/common/wasm/wasm-interpreter.cc
View File

@ -1440,7 +1440,7 @@ class WasmInterpreterInternals {
break;
FOREACH_WASMVALUE_CTYPES(CASE_TYPE)
#undef CASE_TYPE
case kOptRef: {
case kRefNull: {
val = WasmValue(isolate_->factory()->null_value(), p);
break;
}
@ -3205,7 +3205,7 @@ class WasmInterpreterInternals {
break;
}
case kRef:
case kOptRef:
case kRefNull:
case kRtt:
encoded_values->set(encoded_index++, *value.to_ref());
break;
@ -3292,7 +3292,7 @@ class WasmInterpreterInternals {
break;
}
case kRef:
case kOptRef:
case kRefNull:
case kRtt: {
Handle<Object> ref(encoded_values->get(encoded_index++), isolate_);
value = WasmValue(ref, sig->GetParam(i));
@ -3668,7 +3668,7 @@ class WasmInterpreterInternals {
FOREACH_WASMVALUE_CTYPES(CASE_TYPE)
#undef CASE_TYPE
case kRef:
case kOptRef:
case kRefNull:
case kRtt: {
// TODO(7748): Type checks or DCHECKs for ref types?
HandleScope handle_scope(isolate_); // Avoid leaking handles.
@ -4078,7 +4078,7 @@ class WasmInterpreterInternals {
case kVoid:
PrintF("void");
break;
case kOptRef:
case kRefNull:
if (val.to_ref()->IsNull()) {
PrintF("ref:null");
break;

4
test/common/wasm/wasm-macro-gen.h
View File

@ -113,8 +113,8 @@
#define WASM_HEAP_TYPE(heap_type) static_cast<byte>((heap_type).code() & 0x7f)
#define WASM_REF_TYPE(type) \
(type).kind() == kRef ? kRefCode : kOptRefCode, \
#define WASM_REF_TYPE(type) \
(type).kind() == kRef ? kRefCode : kRefNullCode, \
WASM_HEAP_TYPE((type).heap_type())
#define WASM_BLOCK(...) kExprBlock, kVoidCode, __VA_ARGS__, kExprEnd

4
test/common/wasm/wasm-module-runner.cc
View File

@ -66,7 +66,7 @@ base::OwnedVector<WasmValue> MakeDefaultInterpreterArguments(
arguments[i] = WasmValue(Simd128{s128_bytes});
break;
}
case kOptRef:
case kRefNull:
arguments[i] =
WasmValue(Handle<Object>::cast(isolate->factory()->null_value()),
sig->GetParam(i));
@ -102,7 +102,7 @@ base::OwnedVector<Handle<Object>> MakeDefaultArguments(Isolate* isolate,
case kI64:
arguments[i] = BigInt::FromInt64(isolate, static_cast<int64_t>(i));
break;
case kOptRef:
case kRefNull:
arguments[i] = isolate->factory()->null_value();
break;
case kRef:

4
test/fuzzer/wasm-compile.cc
View File

@ -2040,7 +2040,7 @@ void WasmGenerator::Generate(ValueType type, DataRange* data) {
return Generate<kF64>(data);
case kS128:
return Generate<kS128>(data);
case kOptRef:
case kRefNull:
return GenerateRef(type.heap_type(), data, kNullable);
case kRef:
return GenerateRef(type.heap_type(), data, kNonNullable);
@ -2361,7 +2361,7 @@ WasmInitExpr GenerateInitExpr(Zone* zone, WasmModuleBuilder* builder,
ValueType type,
uint32_t num_struct_and_array_types) {
switch (type.kind()) {
case kOptRef:
case kRefNull:
return WasmInitExpr::RefNullConst(type.heap_type().representation());
case kI8:
case kI16:

4
test/fuzzer/wasm-fuzzer-common.cc
View File

@ -277,7 +277,7 @@ std::string ValueTypeToConstantName(ValueType type) {
return "kWasmF64";
case kS128:
return "kWasmS128";
case kOptRef:
case kRefNull:
switch (type.heap_representation()) {
case HeapType::kFunc:
return "kWasmFuncRef";
@ -291,7 +291,7 @@ std::string ValueTypeToConstantName(ValueType type) {
case HeapType::kArray:
case HeapType::kI31:
default:
return "wasmOptRefType(" + HeapTypeToConstantName(type.heap_type()) +
return "wasmRefNullType(" + HeapTypeToConstantName(type.heap_type()) +
")";
}
case kRef:

2
test/mjsunit/regress/wasm/regress-1189454.js
View File

@ -15,7 +15,7 @@ var builder = new WasmModuleBuilder();
builder.addStruct([makeField(kWasmI32, true)]);
builder.addFunction('test', makeSig([wasmOptRefType(0)], [kWasmI32]))
builder.addFunction('test', makeSig([wasmRefNullType(0)], [kWasmI32]))
.addBody([
kExprLocalGet, 0,
kExprRefIsNull,

2
test/mjsunit/regress/wasm/regress-12945.js
View File

@ -11,7 +11,7 @@ let i32_field = makeField(kWasmI32, true);
let supertype = builder.addStruct([i32_field]);
let sub1 = builder.addStruct([i32_field, i32_field], supertype);
let sub2 = builder.addStruct([i32_field, makeField(kWasmF64, true)], supertype);
let sig = makeSig([wasmOptRefType(supertype)], [kWasmI32]);
let sig = makeSig([wasmRefNullType(supertype)], [kWasmI32]);
let callee = builder.addFunction("callee", sig).addBody([
kExprLocalGet, 0,

66
test/mjsunit/regress/wasm/regress-1299183.js
View File

@ -9,26 +9,70 @@ d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
const builder = new WasmModuleBuilder();
builder.addStruct([]);
builder.addType(makeSig([kWasmI32, kWasmI32, kWasmI32], [kWasmI32]));
builder.addType(makeSig([kWasmAnyRef, kWasmFuncRef, kWasmExternRef], [wasmRefType(0)]));
builder.addType(makeSig([kWasmI64, kWasmF32, kWasmS128, kWasmI32], [wasmRefType(1), wasmOptRefType(2), kWasmI64, wasmOptRefType(2), kWasmI64]));
builder.addType(makeSig([], [wasmOptRefType(2), wasmOptRefType(2), kWasmF64, wasmOptRefType(2), kWasmI32, wasmOptRefType(2), kWasmI32, kWasmI32, wasmOptRefType(2), kWasmI32, kWasmI32, kWasmI64, kWasmI32, kWasmS128, wasmOptRefType(2)]));
builder.addType(makeSig([kWasmAnyRef, kWasmFuncRef, kWasmExternRef],
[wasmRefType(0)]));
builder.addType(
makeSig([kWasmI64, kWasmF32, kWasmS128, kWasmI32],
[wasmRefType(1), wasmRefNullType(2), kWasmI64, wasmRefNullType(2),
kWasmI64]));
builder.addType(
makeSig([],
[wasmRefNullType(2), wasmRefNullType(2), kWasmF64, wasmRefNullType(2),
kWasmI32, wasmRefNullType(2), kWasmI32, kWasmI32, wasmRefNullType(2),
kWasmI32, kWasmI32, kWasmI64, kWasmI32, kWasmS128,
wasmRefNullType(2)]));
builder.addType(makeSig([], []));
builder.addType(makeSig([wasmRefType(kWasmAnyRef)], [kWasmI32, kWasmI32, wasmRefType(1), wasmRefType(kWasmAnyRef), kWasmI32, wasmRefType(1), kWasmI64, wasmOptRefType(4), kWasmI32, wasmRefType(kWasmAnyRef), wasmOptRefType(4), kWasmI64, kWasmI64, wasmRefType(kWasmEqRef), kWasmI32]));
builder.addType(makeSig([wasmRefType(kWasmEqRef), kWasmAnyRef, kWasmI32, kWasmI32], [wasmRefType(1), kWasmI64, wasmOptRefType(4), kWasmI32, wasmRefType(kWasmAnyRef), wasmOptRefType(4), kWasmI64, kWasmI64, wasmRefType(kWasmEqRef), kWasmI32]));
builder.addType(makeSig([kWasmI32, kWasmI32, wasmRefType(1), wasmRefType(kWasmAnyRef), kWasmI32, wasmRefType(1), kWasmI64, wasmOptRefType(4), kWasmI32, wasmRefType(kWasmAnyRef), wasmOptRefType(4), kWasmI64, kWasmI64, wasmRefType(kWasmEqRef), kWasmI32], [kWasmI32]));
builder.addType(
makeSig([wasmRefType(kWasmAnyRef)],
[kWasmI32, kWasmI32, wasmRefType(1), wasmRefType(kWasmAnyRef),
kWasmI32, wasmRefType(1), kWasmI64, wasmRefNullType(4), kWasmI32,
wasmRefType(kWasmAnyRef), wasmRefNullType(4), kWasmI64, kWasmI64,
wasmRefType(kWasmEqRef), kWasmI32]));
builder.addType(
makeSig([wasmRefType(kWasmEqRef), kWasmAnyRef, kWasmI32, kWasmI32],
[wasmRefType(1), kWasmI64, wasmRefNullType(4), kWasmI32,
wasmRefType(kWasmAnyRef), wasmRefNullType(4), kWasmI64, kWasmI64,
wasmRefType(kWasmEqRef), kWasmI32]));
builder.addType(
makeSig([kWasmI32, kWasmI32, wasmRefType(1), wasmRefType(kWasmAnyRef),
kWasmI32, wasmRefType(1), kWasmI64, wasmRefNullType(4), kWasmI32,
wasmRefType(kWasmAnyRef), wasmRefNullType(4), kWasmI64, kWasmI64,
wasmRefType(kWasmEqRef), kWasmI32],
[kWasmI32]));
builder.addMemory(16, 32, false);
builder.addTable(kWasmFuncRef, 4, 5, undefined)
builder.addTable(kWasmFuncRef, 15, 25, undefined)
builder.addTable(kWasmFuncRef, 1, 1, undefined)
builder.addTable(kWasmFuncRef, 16, 17, undefined)
builder.addActiveElementSegment(0, wasmI32Const(0), [[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3]], kWasmFuncRef);
builder.addActiveElementSegment(1, wasmI32Const(0), [[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3], [kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3], [kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3], [kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2]], kWasmFuncRef);
builder.addActiveElementSegment(2, wasmI32Const(0), [[kExprRefFunc, 0]], kWasmFuncRef);
builder.addActiveElementSegment(3, wasmI32Const(0), [[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3], [kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3], [kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3], [kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3]], kWasmFuncRef);
builder.addActiveElementSegment(
0, wasmI32Const(0),
[[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3]],
kWasmFuncRef);
builder.addActiveElementSegment(
1, wasmI32Const(0),
[[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3],
[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3],
[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3],
[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2]],
kWasmFuncRef);
builder.addActiveElementSegment(
2, wasmI32Const(0), [[kExprRefFunc, 0]], kWasmFuncRef);
builder.addActiveElementSegment(
3, wasmI32Const(0),
[[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3],
[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3],
[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3],
[kExprRefFunc, 0], [kExprRefFunc, 1], [kExprRefFunc, 2], [kExprRefFunc, 3]],
kWasmFuncRef);
builder.addTag(makeSig([], []));
// Generate function 1 (out of 4).
builder.addFunction(undefined, 1 /* sig */)
.addLocals(kWasmI64, 1).addLocals(wasmOptRefType(4), 1).addLocals(kWasmI32, 2).addLocals(kWasmI64, 1).addLocals(wasmOptRefType(4), 1).addLocals(kWasmI32, 1).addLocals(kWasmI64, 3).addLocals(kWasmI32, 1).addLocals(kWasmI64, 1).addLocals(kWasmI32, 1).addLocals(kWasmI64, 1).addLocals(wasmOptRefType(4), 1).addLocals(kWasmI64, 1)
.addLocals(kWasmI64, 1).addLocals(wasmRefNullType(4), 1)
.addLocals(kWasmI32, 2).addLocals(kWasmI64, 1)
.addLocals(wasmRefNullType(4), 1).addLocals(kWasmI32, 1)
.addLocals(kWasmI64, 3).addLocals(kWasmI32, 1).addLocals(kWasmI64, 1)
.addLocals(kWasmI32, 1).addLocals(kWasmI64, 1)
.addLocals(wasmRefNullType(4), 1).addLocals(kWasmI64, 1)
.addBodyWithEnd([
// signature: i_iii
// body:

2
test/mjsunit/regress/wasm/regress-crbug-1339321.js
View File

@ -40,7 +40,7 @@ builder.addFunction("crash", kSig_v_v).exportFunc().addBody([
kExprEnd, // loop
]);
let array_type = builder.addArray(wasmOptRefType(kSig_i_i), true);
let array_type = builder.addArray(wasmRefNullType(kSig_i_i), true);
builder.addFunction("array", kSig_l_v).exportFunc()
.addLocals(kWasmI64, 10)
.addBody([

2
test/mjsunit/regress/wasm/regress-inlining-throw.js
View File

@ -15,7 +15,7 @@ let subtype = builder.addStruct(
let unused_type = builder.addStruct(
[makeField(kWasmI32, true), makeField(kWasmF64, true)], supertype);
let sig = makeSig([wasmOptRefType(supertype)], [kWasmI32]);
let sig = makeSig([wasmRefNullType(supertype)], [kWasmI32]);
let callee1 = builder.addFunction('callee1', sig).addBody([
kExprBlock, kWasmRef, subtype,

2
test/mjsunit/regress/wasm/wasm-typer-incompatible-ref-cast.js
View File

@ -12,7 +12,7 @@ let sub1 = builder.addStruct([makeField(kWasmI32, true)], supertype);
let sub2 = builder.addStruct([makeField(kWasmF64, true)], supertype);
let crash = builder.addFunction("crash", kSig_v_i).exportFunc()
.addLocals(wasmOptRefType(sub1), 1)
.addLocals(wasmRefNullType(sub1), 1)
.addBody([
kGCPrefix, kExprStructNewDefault, sub1,
kExprLocalSet, 1,

18
test/mjsunit/wasm/array-copy-benchmark.js
View File

@ -23,10 +23,10 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
var builder = new WasmModuleBuilder();
let struct_index = builder.addStruct([makeField(kWasmI32, true),
makeField(kWasmI8, false)]);
let array_type = kWasmI32; // Also try kWasmI64, wasmOptRefType(struct_index)
let array_type = kWasmI32; // Also try kWasmI64, wasmRefNullType(struct_index)
var array_index = builder.addArray(array_type, true);
var from = builder.addGlobal(wasmOptRefType(array_index), true);
var to = builder.addGlobal(wasmOptRefType(array_index), true);
var from = builder.addGlobal(wasmRefNullType(array_index), true);
var to = builder.addGlobal(wasmRefNullType(array_index), true);
builder.addFunction("init", kSig_v_v)
.addBody([
@ -118,11 +118,11 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
var builder = new WasmModuleBuilder();
let struct_index = builder.addStruct([makeField(kWasmI32, true),
makeField(kWasmI8, false)]);
let array_type = test_object_type ? wasmOptRefType(struct_index) : kWasmI32;
let array_type = test_object_type ? wasmRefNullType(struct_index) : kWasmI32;
var array_index = builder.addArray(array_type, true);
let array_new = builder.addFunction(
"array_new", makeSig([], [wasmOptRefType(array_index)]))
"array_new", makeSig([], [wasmRefNullType(array_index)]))
.addBody([
...wasmI32Const(array_length),
kGCPrefix, kExprRttCanon, array_index,
@ -130,7 +130,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
.exportFunc();
builder.addFunction("loop_array_new", kSig_v_v)
.addLocals(wasmOptRefType(array_index), 1)
.addLocals(wasmRefNullType(array_index), 1)
.addLocals(kWasmI32, 1)
.addBody([
kExprLoop, kWasmVoid,
@ -160,11 +160,11 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
var builder = new WasmModuleBuilder();
let struct_index = builder.addStruct([makeField(kWasmI32, true),
makeField(kWasmI8, false)]);
let array_type = test_object_type ? wasmOptRefType(struct_index) : kWasmI32;
let array_type = test_object_type ? wasmRefNullType(struct_index) : kWasmI32;
var array_index = builder.addArray(array_type, true);
let array_new = builder.addFunction(
"array_new", makeSig([], [wasmOptRefType(array_index)]))
"array_new", makeSig([], [wasmRefNullType(array_index)]))
.addBody([
...(test_object_type ? [kGCPrefix, kExprStructNewDefault, struct_index]
: wasmI32Const(10)),
@ -174,7 +174,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
.exportFunc();
builder.addFunction("loop_array_new", kSig_v_v)
.addLocals(wasmOptRefType(array_index), 1)
.addLocals(wasmRefNullType(array_index), 1)
.addLocals(kWasmI32, 1)
.addBody([
kExprLoop, kWasmVoid,

26
test/mjsunit/wasm/array-init-from-segment.js
View File

@ -10,7 +10,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
let struct_type_index = builder.addStruct([makeField(kWasmI32, false)]);
let struct_type = wasmOptRefType(struct_type_index);
let struct_type = wasmRefNullType(struct_type_index);
let array_type_index = builder.addArray(struct_type, true);
function makeStruct(element) {
@ -82,9 +82,9 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
let struct_type_index = builder.addStruct([makeField(kWasmI32, false)]);
let struct_type = wasmOptRefType(struct_type_index);
let struct_type = wasmRefNullType(struct_type_index);
let array_type_index = builder.addArray(struct_type, true);
let array_type = wasmOptRefType(array_type_index);
let array_type = wasmRefNullType(array_type_index);
function makeStruct(element) {
return [...wasmI32Const(element),
@ -163,12 +163,12 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
let struct_type_index = builder.addStruct([makeField(kWasmI32, false)]);
let struct_type = wasmOptRefType(struct_type_index);
let struct_type = wasmRefNullType(struct_type_index);
let array_type_index = builder.addArray(struct_type, true);
let passive_segment = builder.addPassiveElementSegment([
[kExprRefNull, array_type_index]],
wasmOptRefType(array_type_index));
wasmRefNullType(array_type_index));
builder.addFunction("mistyped", makeSig([kWasmI32, kWasmI32], [kWasmI32]))
.addBody([
@ -191,7 +191,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
let struct_type_index = builder.addStruct([makeField(kWasmI32, false)]);
let struct_type = wasmOptRefType(struct_type_index);
let struct_type = wasmRefNullType(struct_type_index);
let array_type_index = builder.addArray(struct_type, true);
let passive_segment = builder.addPassiveElementSegment([
@ -199,7 +199,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
struct_type_index);
builder.addGlobal(
wasmOptRefType(array_type_index), false,
wasmRefNullType(array_type_index), false,
[...wasmI32Const(0), ...wasmI32Const(1),
kGCPrefix, kExprArrayNewElemStatic,
array_type_index, passive_segment]);
@ -212,9 +212,9 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
let struct_type_index = builder.addStruct([makeField(kWasmI32, false)]);
let struct_type = wasmOptRefType(struct_type_index);
let struct_type = wasmRefNullType(struct_type_index);
let array_type_index = builder.addArray(struct_type, true);
let array_type = wasmOptRefType(array_type_index);
let array_type = wasmRefNullType(array_type_index);
function makeStruct(element) {
return [...wasmI32Const(element),
@ -251,9 +251,9 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
let struct_type_index = builder.addStruct([makeField(kWasmI32, false)]);
let struct_type = wasmOptRefType(struct_type_index);
let struct_type = wasmRefNullType(struct_type_index);
let array_type_index = builder.addArray(struct_type, true);
let array_type = wasmOptRefType(array_type_index);
let array_type = wasmRefNullType(array_type_index);
function makeStruct(element) {
return [...wasmI32Const(element),
@ -290,9 +290,9 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
print(arguments.callee.name);
let builder = new WasmModuleBuilder();
let struct_type_index = builder.addStruct([makeField(kWasmI32, false)]);
let struct_type = wasmOptRefType(struct_type_index);
let struct_type = wasmRefNullType(struct_type_index);
let array_type_index = builder.addArray(struct_type, true);
let array_type = wasmOptRefType(array_type_index);
let array_type = wasmRefNullType(array_type_index);
function makeStruct(element) {
return [...wasmI32Const(element),

2
test/mjsunit/wasm/gc-experiments.js
View File

@ -11,7 +11,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let struct = builder.addStruct([makeField(kWasmI32, true)]);
builder.addFunction("main", kSig_i_i)
.addLocals(wasmOptRefType(kWasmDataRef), 1)
.addLocals(wasmRefNullType(kWasmDataRef), 1)
.addBody([
kExprLocalGet, 0,
kGCPrefix, kExprStructNew, struct,

4
test/mjsunit/wasm/gc-nominal.js
View File

@ -18,8 +18,8 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let array2 = builder.addArray(kWasmI32, true, array1);
builder.addFunction("main", kSig_v_v)
.addLocals(wasmOptRefType(struct1), 1)
.addLocals(wasmOptRefType(array1), 1)
.addLocals(wasmRefNullType(struct1), 1)
.addLocals(wasmRefNullType(array1), 1)
.addBody([
// Check that we can create a struct with explicit RTT...
kGCPrefix, kExprRttCanon, struct2, kGCPrefix,

30
test/mjsunit/wasm/gc-optimizations.js
View File

@ -17,7 +17,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
makeField(kWasmI32, true)]);
builder.addFunction("main", makeSig([kWasmI32], [kWasmI32]))
.addLocals(wasmOptRefType(struct), 1)
.addLocals(wasmRefNullType(struct), 1)
.addBody([
kExprI32Const, 10, // local1 = struct(10, 100);
kExprI32Const, 100,
@ -107,7 +107,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
.exportFunc();
builder.addFunction("main_aliasing", kSig_i_v)
.addLocals(wasmOptRefType(struct), 1)
.addLocals(wasmRefNullType(struct), 1)
.addBody([
...buildStruct(init_value_1), kExprLocalSet, 0,
kExprLocalGet, 0, kExprRefAsNonNull,
@ -132,12 +132,12 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let replacing_value_1 = 55;
let replacing_value_2 = 37;
let id = builder.addFunction("id", makeSig([wasmOptRefType(struct)],
[wasmOptRefType(struct)]))
let id = builder.addFunction("id", makeSig([wasmRefNullType(struct)],
[wasmRefNullType(struct)]))
.addBody([kExprLocalGet, 0])
builder.addFunction("main", kSig_i_v)
.addLocals(wasmOptRefType(struct), 2)
.addLocals(wasmRefNullType(struct), 2)
.addBody([
// We store a fresh struct in local0
kExprI32Const, initial_value,
@ -178,7 +178,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
// parameter: unknown array index
builder.addFunction("main", makeSig([kWasmI32], [kWasmI32]))
.addLocals(wasmOptRefType(array), 1)
.addLocals(wasmRefNullType(array), 1)
.addBody([
kExprI32Const, 5,
kGCPrefix, kExprRttCanon, array,
@ -260,15 +260,15 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let value_1 = 55;
let value_2 = 2;
let id = builder.addFunction("id", makeSig([wasmOptRefType(array)],
[wasmOptRefType(array)]))
let id = builder.addFunction("id", makeSig([wasmRefNullType(array)],
[wasmRefNullType(array)]))
.addBody([kExprLocalGet, 0])
// parameters: array, index
let tester = builder.addFunction("tester",
makeSig([wasmRefType(array), kWasmI32], [kWasmI32]))
.addLocals(wasmOptRefType(struct), 1)
.addLocals(wasmOptRefType(array), 1)
.addLocals(wasmRefNullType(struct), 1)
.addLocals(wasmRefNullType(array), 1)
.addBody([
// We store a fresh struct in local1
kExprI32Const, 0,
@ -323,7 +323,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let builder = new WasmModuleBuilder();
let struct1 = builder.addStruct([makeField(kWasmI32, true)]);
let struct2 = builder.addStruct([makeField(wasmOptRefType(struct1), true)]);
let struct2 = builder.addStruct([makeField(wasmRefNullType(struct1), true)]);
// TF should eliminate both allocations in this function.
builder.addFunction("main", kSig_i_i)
@ -348,7 +348,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let builder = new WasmModuleBuilder();
let struct1 = builder.addStruct([makeField(kWasmI32, true)]);
let struct2 = builder.addStruct([makeField(wasmOptRefType(struct1), true)]);
let struct2 = builder.addStruct([makeField(wasmRefNullType(struct1), true)]);
let nop = builder.addFunction("nop", kSig_v_v).addBody([]);
@ -385,7 +385,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
]);
let global = builder.addGlobal(
wasmOptRefType(struct_2), true, [kExprRefNull, struct_2]);
wasmRefNullType(struct_2), true, [kExprRefNull, struct_2]);
// The three alocations should be folded.
builder.addFunction("main", kSig_i_i)
@ -419,7 +419,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let addToLocal = [kExprLocalGet, 1, kExprI32Add, kExprLocalSet, 1];
builder.addFunction(
"main", makeSig([wasmOptRefType(super_struct)], [kWasmI32]))
"main", makeSig([wasmRefNullType(super_struct)], [kWasmI32]))
.addLocals(kWasmI32, 1)
.addBody([
kExprLocalGet, 0,
@ -440,7 +440,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
kGCPrefix, kExprStructGet, sub_struct, 1,
...addToLocal,
kExprBlock, kWasmOptRef, super_struct,
kExprBlock, kWasmRefNull, super_struct,
kExprLocalGet, 0,
// This should also get optimized away.
kGCPrefix, kExprBrOnCastStaticFail, 0, mid_struct,

4
test/mjsunit/wasm/inlining.js
View File

@ -367,7 +367,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let struct = builder.addStruct([makeField(kWasmI32, true)]);
let callee = builder
.addFunction("callee", makeSig([wasmOptRefType(struct)], [kWasmI32]))
.addFunction("callee", makeSig([wasmRefNullType(struct)], [kWasmI32]))
.addBody([kExprLocalGet, 0, kGCPrefix, kExprStructGet, struct, 0]);
// When inlining "callee", TF should pass the real parameter type (ref 0) and
@ -386,7 +386,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
let struct = builder.addStruct([makeField(kWasmI32, true)]);
let callee = builder
.addFunction("callee", makeSig([wasmOptRefType(struct)], [kWasmI32]))
.addFunction("callee", makeSig([wasmRefNullType(struct)], [kWasmI32]))
.addBody([kExprLocalGet, 0, kGCPrefix, kExprStructGet, struct, 0]);
// The allocation should be removed.

14
test/mjsunit/wasm/reference-globals.js
View File

@ -22,7 +22,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
builder.addGlobal(wasmRefType(sig_index), false,
[kExprRefFunc, addition_index.index])
.exportAs("global");
builder.addGlobal(wasmOptRefType(wrong_sig_index), false)
builder.addGlobal(wasmRefNullType(wrong_sig_index), false)
.exportAs("mistyped_global");
return builder.instantiate({});
@ -33,7 +33,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
() => {
var builder = new WasmModuleBuilder();
var sig_index = builder.addType(kSig_i_ii);
builder.addImportedGlobal("imports", "global", wasmOptRefType(sig_index),
builder.addImportedGlobal("imports", "global", wasmRefNullType(sig_index),
false);
builder.instantiate(
{imports: { global: exporting_instance.exports.mistyped_global }})},
@ -46,7 +46,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
() => {
var builder = new WasmModuleBuilder();
var sig_index = builder.addType(kSig_i_i);
builder.addImportedGlobal("imports", "global", wasmOptRefType(sig_index),
builder.addImportedGlobal("imports", "global", wasmRefNullType(sig_index),
false);
builder.instantiate(
{imports: { global: exporting_instance.exports.global }})},
@ -59,7 +59,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
() => {
var builder = new WasmModuleBuilder();
var sig_index = builder.addType(kSig_i_ii);
builder.addImportedGlobal("imports", "global", wasmOptRefType(sig_index),
builder.addImportedGlobal("imports", "global", wasmRefNullType(sig_index),
false);
builder.instantiate({imports: { global: 42 }})},
WebAssembly.LinkError,
@ -84,7 +84,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
var sig_index = builder.addType(kSig_i_ii);
builder.addImportedGlobal("imports", "global", wasmOptRefType(sig_index),
builder.addImportedGlobal("imports", "global", wasmRefNullType(sig_index),
false);
builder.addFunction("test_import", kSig_i_ii)
@ -113,7 +113,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
var struct_index = builder.addStruct([{type: kWasmI32, mutability: false}]);
var composite_struct_index = builder.addStruct(
[{type: kWasmI32, mutability: false},
{type: wasmOptRefType(struct_index), mutability: false},
{type: wasmRefNullType(struct_index), mutability: false},
{type: kWasmI8, mutability: true}]);
let field1_value = 432;
@ -224,7 +224,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
var builder = new WasmModuleBuilder();
var struct_index = builder.addStruct([{type: kWasmI32, mutability: false}]);
var array_index = builder.addArray(wasmOptRefType(struct_index), true);
var array_index = builder.addArray(wasmRefNullType(struct_index), true);
let element0_value = 44;
let element2_value = 55;

8
test/mjsunit/wasm/reference-tables.js
View File

@ -19,7 +19,7 @@ d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
.addBody([kExprLocalGet, 0, kExprI32Const, 1, kExprI32Add])
.exportFunc();
builder.addTable(wasmOptRefType(binary_type), 1, 100).exportAs('table');
builder.addTable(wasmRefNullType(binary_type), 1, 100).exportAs('table');
return builder.instantiate({});
})();
@ -29,7 +29,7 @@ d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
var builder = new WasmModuleBuilder();
var unary_type = builder.addType(kSig_i_i);
builder.addImportedTable(
'imports', 'table', 1, 100, wasmOptRefType(unary_type));
'imports', 'table', 1, 100, wasmRefNullType(unary_type));
builder.instantiate({imports: {table: exporting_instance.exports.table}})
}, WebAssembly.LinkError, /imported table does not match the expected type/)
@ -47,10 +47,10 @@ d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
var binary_type = builder.addType(kSig_i_ii);
builder.addImportedTable(
'imports', 'table', 1, 100, wasmOptRefType(binary_type));
'imports', 'table', 1, 100, wasmRefNullType(binary_type));
var table =
builder.addTable(wasmOptRefType(unary_type), 10).exportAs('table');
builder.addTable(wasmRefNullType(unary_type), 10).exportAs('table');
builder.addTable(kWasmFuncRef, 1).exportAs('generic_table');
builder

2
test/mjsunit/wasm/type-based-optimizations.js
View File

@ -25,7 +25,7 @@ d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
builder.addFunction("main", makeSig(
[wasmRefType(bottom1), wasmRefType(bottom2)], [kWasmI32]))
.addLocals(wasmOptRefType(top), 1)
.addLocals(wasmRefNullType(top), 1)
.addLocals(kWasmI32, 1)
.addBody([
// temp = x0;

2
test/mjsunit/wasm/wasm-gc-js-roundtrip.js
View File

@ -52,7 +52,7 @@ let instance = (() => {
};
for (key in test_types) {
let type = wasmOptRefType(test_types[key]);
let type = wasmRefNullType(test_types[key]);
builder.addFunction(key + '_id', makeSig([type], [type]))
.addBody([kExprLocalGet, 0])
.exportFunc();

8
test/mjsunit/wasm/wasm-module-builder.js
View File

@ -148,10 +148,10 @@ let kStringViewWtf8Code = kWasmStringViewWtf8 & kLeb128Mask;
let kStringViewWtf16Code = kWasmStringViewWtf16 & kLeb128Mask;
let kStringViewIterCode = kWasmStringViewIter & kLeb128Mask;
let kWasmOptRef = 0x6c;
let kWasmRefNull = 0x6c;
let kWasmRef = 0x6b;
function wasmOptRefType(heap_type) {
return {opcode: kWasmOptRef, heap_type: heap_type};
function wasmRefNullType(heap_type) {
return {opcode: kWasmRefNull, heap_type: heap_type};
}
function wasmRefType(heap_type) {
return {opcode: kWasmRef, heap_type: heap_type};
@ -1371,7 +1371,7 @@ class WasmModuleBuilder {
case kWasmS128:
return [kSimdPrefix, kExprS128Const, ...(new Array(16).fill(0))];
default:
if ((typeof type) != 'number' && type.opcode != kWasmOptRef) {
if ((typeof type) != 'number' && type.opcode != kWasmRefNull) {
throw new Error("Non-defaultable type");
}
let heap_type = (typeof type) == 'number' ? type : type.heap_type;

10
test/unittests/wasm/function-body-decoder-unittest.cc
View File

@ -3607,7 +3607,7 @@ TEST_F(FunctionBodyDecoderTest, UnpackPackedTypes) {
ValueType ref(byte type_index) {
return ValueType::Ref(type_index, kNonNullable);
}
ValueType optref(byte type_index) {
ValueType refNull(byte type_index) {
return ValueType::Ref(type_index, kNullable);
}
@ -3733,7 +3733,7 @@ TEST_F(FunctionBodyDecoderTest, RefEq) {
ValueType::Ref(HeapType::kEq, kNonNullable),
ValueType::Ref(HeapType::kI31, kNullable),
ref(struct_type_index),
optref(struct_type_index)};
refNull(struct_type_index)};
ValueType non_eqref_subtypes[] = {
kWasmI32,
kWasmI64,
@ -4543,7 +4543,7 @@ TEST_F(FunctionBodyDecoderTest, MergeNullableTypes) {
WASM_FEATURE_SCOPE(gc);
byte struct_type_index = builder.AddStruct({F(kWasmI32, true)});
ValueType struct_type = optref(struct_type_index);
ValueType struct_type = refNull(struct_type_index);
FunctionSig loop_sig(0, 1, &struct_type);
byte loop_sig_index = builder.AddSignature(&loop_sig);
// Verifies that when a loop consuming a nullable type is entered with a
@ -4862,8 +4862,8 @@ TEST_F(WasmOpcodeLengthTest, SimdExpressions) {
}
TEST_F(WasmOpcodeLengthTest, IllegalRefIndices) {
ExpectFailure(kExprBlock, kOptRefCode, U32V_3(kV8MaxWasmTypes + 1));
ExpectFailure(kExprBlock, kOptRefCode, U32V_4(0x01000000));
ExpectFailure(kExprBlock, kRefNullCode, U32V_3(kV8MaxWasmTypes + 1));
ExpectFailure(kExprBlock, kRefNullCode, U32V_4(0x01000000));
}
TEST_F(WasmOpcodeLengthTest, GCOpcodes) {

50
test/unittests/wasm/module-decoder-unittest.cc
View File

@ -121,7 +121,7 @@ namespace module_decoder_unittest {
#define FIELD_COUNT(count) U32V_1(count)
#define STRUCT_FIELD(type, mutability) type, (mutability ? 1 : 0)
#define WASM_REF(index) kRefCode, index
#define WASM_OPT_REF(index) kOptRefCode, index
#define WASM_OPT_REF(index) kRefNullCode, index
#define WASM_STRUCT_DEF(...) kWasmStructTypeCode, __VA_ARGS__
#define WASM_ARRAY_DEF(type, mutability) \
kWasmArrayTypeCode, type, (mutability ? 1 : 0)
@ -771,8 +771,8 @@ TEST_F(WasmModuleVerifyTest, RefNullGlobal) {
TEST_F(WasmModuleVerifyTest, RefNullGlobalInvalid1) {
WASM_FEATURE_SCOPE(typed_funcref);
static const byte data[] = {SECTION(Global, ENTRY_COUNT(1), kOptRefCode, 0, 1,
WASM_REF_NULL(0), kExprEnd)};
static const byte data[] = {SECTION(Global, ENTRY_COUNT(1), kRefNullCode, 0,
1, WASM_REF_NULL(0), kExprEnd)};
ModuleResult result = DecodeModule(data, data + sizeof(data));
EXPECT_NOT_OK(result, "Type index 0 is out of bounds");
}
@ -959,7 +959,7 @@ TEST_F(WasmModuleVerifyTest, InvalidStructTypeDef) {
SECTION(Type, ENTRY_COUNT(1), // --
kWasmStructTypeCode, // --
U32V_1(1), // field count
kOptRefCode, // field type: reference...
kRefNullCode, // field type: reference...
3, // ...to nonexistent type
1)}; // mutability
EXPECT_FAILURE_WITH_MSG(field_type_oob_ref, "Type index 3 is out of bounds");
@ -968,7 +968,7 @@ TEST_F(WasmModuleVerifyTest, InvalidStructTypeDef) {
SECTION(Type, ENTRY_COUNT(1), // --
kWasmStructTypeCode, // --
U32V_1(1), // field count
kOptRefCode, // field type: reference...
kRefNullCode, // field type: reference...
U32V_4(1234567), // ...to a type > kV8MaxWasmTypes
1)}; // mutability
EXPECT_FAILURE_WITH_MSG(field_type_invalid_ref, "greater than the maximum");
@ -977,7 +977,7 @@ TEST_F(WasmModuleVerifyTest, InvalidStructTypeDef) {
SECTION(Type, ENTRY_COUNT(1), // --
kWasmStructTypeCode, // --
U32V_1(1), // field count
kOptRefCode, // field type: reference...
kRefNullCode, // field type: reference...
kI32Code, // ...to a non-referenceable type
1)}; // mutability
EXPECT_FAILURE_WITH_MSG(field_type_invalid_ref2, "Unknown heap type");
@ -1045,17 +1045,17 @@ TEST_F(WasmModuleVerifyTest, NominalStructTypeDef) {
kWasmStructNominalCode, // type1
1, // field count
kOptRefCode, 1, 1, // mut optref type1
kRefNullCode, 1, 1, // mut (ref null type1)
0, // supertype
kWasmStructNominalCode, // type 2
1, // field count
kOptRefCode, 3, 1, // mut optref type3
kRefNullCode, 3, 1, // mut (ref null type3)
0, // supertype
kWasmStructNominalCode, // type 3
1, // field count
kOptRefCode, 2, 1, // mut optref type2
kRefNullCode, 2, 1, // mut (ref null type2)
0)}; // supertype
EXPECT_VERIFIES(self_or_mutual_ref);
@ -1064,17 +1064,17 @@ TEST_F(WasmModuleVerifyTest, NominalStructTypeDef) {
ENTRY_COUNT(3), // --
kWasmStructNominalCode, //
1, // field count
kOptRefCode, 0, 0, // ref type0
kRefNullCode, 0, 0, // ref type0
kDataRefCode, // root of hierarchy
kWasmStructNominalCode, // --
1, // field count
kOptRefCode, 2, 0, // ref type2
kRefNullCode, 2, 0, // ref type2
0, // supertype
kWasmStructNominalCode, // --
1, // field count
kOptRefCode, 1, 0, // ref type1
kRefNullCode, 1, 0, // ref type1
0)}; // supertype
EXPECT_VERIFIES(mutual_ref_with_subtyping);
@ -1121,12 +1121,12 @@ TEST_F(WasmModuleVerifyTest, NominalFunctionTypeDef) {
1, // params count
kRefCode, 0, // ref #0
1, // results count
kOptRefCode, 0, // optref #0
kRefNullCode, 0, // (ref null 0)
kFuncRefCode, // root of type hierarchy
kWasmFunctionNominalCode, // type #1
1, // params count
kOptRefCode, 0, // refined (contravariant)
kRefNullCode, 0, // refined (contravariant)
1, // results count
kRefCode, 0, // refined (covariant)
0)}; // supertype
@ -1158,7 +1158,7 @@ TEST_F(WasmModuleVerifyTest, InvalidArrayTypeDef) {
static const byte field_type_oob_ref[] = {
SECTION(Type, ENTRY_COUNT(1), // --
kWasmArrayTypeCode, // --
kOptRefCode, // field type: reference...
kRefNullCode, // field type: reference...
3, // ...to nonexistent type
1)}; // mutability
EXPECT_FAILURE_WITH_MSG(field_type_oob_ref, "Type index 3 is out of bounds");
@ -1166,7 +1166,7 @@ TEST_F(WasmModuleVerifyTest, InvalidArrayTypeDef) {
static const byte field_type_invalid_ref[] = {
SECTION(Type, ENTRY_COUNT(1), // --
kWasmArrayTypeCode, // --
kOptRefCode, // field type: reference...
kRefNullCode, // field type: reference...
U32V_3(1234567), // ...to a type > kV8MaxWasmTypes
1)}; // mutability
EXPECT_FAILURE_WITH_MSG(field_type_invalid_ref, "Unknown heap type");
@ -1174,7 +1174,7 @@ TEST_F(WasmModuleVerifyTest, InvalidArrayTypeDef) {
static const byte field_type_invalid_ref2[] = {
SECTION(Type, ENTRY_COUNT(1), // --
kWasmArrayTypeCode, // --
kOptRefCode, // field type: reference...
kRefNullCode, // field type: reference...
kI32Code, // ...to a non-referenceable type
1)}; // mutability
EXPECT_FAILURE_WITH_MSG(field_type_invalid_ref2, "Unknown heap type");
@ -2203,10 +2203,10 @@ TEST_F(WasmModuleVerifyTest, TypedFunctionTable) {
static const byte data[] = {
SECTION(Type, ENTRY_COUNT(1), SIG_ENTRY_v_x(kI32Code)),
SECTION(Table, // table section
ENTRY_COUNT(1), // 1 table
kOptRefCode, 0, // table 0: type
0, 10)}; // table 0: limits
SECTION(Table, // table section
ENTRY_COUNT(1), // 1 table
kRefNullCode, 0, // table 0: type
0, 10)}; // table 0: limits
ModuleResult result = DecodeModule(data, data + sizeof(data));
EXPECT_OK(result);
@ -2221,7 +2221,7 @@ TEST_F(WasmModuleVerifyTest, NullableTableIllegalInitializer) {
ONE_EMPTY_FUNCTION(0), // function section
SECTION(Table, // table section
ENTRY_COUNT(1), // 1 table
kOptRefCode, 0, // table 0: type
kRefNullCode, 0, // table 0: type
0, 10, // table 0: limits
kExprRefFunc, 0, kExprEnd)}; // table 0: initializer
@ -2236,9 +2236,9 @@ TEST_F(WasmModuleVerifyTest, IllegalTableTypes) {
using Vec = std::vector<byte>;
static Vec table_types[] = {{kOptRefCode, 0},
{kOptRefCode, 1},
{kOptRefCode, kI31RefCode},
static Vec table_types[] = {{kRefNullCode, 0},
{kRefNullCode, 1},
{kRefNullCode, kI31RefCode},
{kI31RefCode},
{kRttCode, 0}};

76
test/unittests/wasm/subtyping-unittest.cc
View File

@ -19,7 +19,7 @@ using FieldInit = std::pair<ValueType, bool>;
constexpr ValueType ref(uint32_t index) {
return ValueType::Ref(index, kNonNullable);
}
constexpr ValueType optRef(uint32_t index) {
constexpr ValueType refNull(uint32_t index) {
return ValueType::Ref(index, kNullable);
}
@ -75,17 +75,17 @@ TEST_F(WasmSubtypingTest, Subtyping) {
// Set up two identical modules.
for (WasmModule* module : {module1, module2}) {
/* 0 */ DefineStruct(module, {mut(ref(2)), immut(optRef(2))});
/* 0 */ DefineStruct(module, {mut(ref(2)), immut(refNull(2))});
/* 1 */ DefineStruct(module, {mut(ref(2)), immut(ref(2))}, 0);
/* 2 */ DefineArray(module, immut(ref(0)));
/* 3 */ DefineArray(module, immut(ref(1)), 2);
/* 4 */ DefineStruct(module, {mut(ref(2)), immut(ref(3)), immut(kWasmF64)},
1);
/* 5 */ DefineStruct(module, {mut(optRef(2)), immut(ref(2))});
/* 5 */ DefineStruct(module, {mut(refNull(2)), immut(ref(2))});
/* 6 */ DefineArray(module, mut(kWasmI32));
/* 7 */ DefineArray(module, immut(kWasmI32));
/* 8 */ DefineStruct(module, {mut(kWasmI32), immut(optRef(8))});
/* 9 */ DefineStruct(module, {mut(kWasmI32), immut(optRef(8))}, 8);
/* 8 */ DefineStruct(module, {mut(kWasmI32), immut(refNull(8))});
/* 9 */ DefineStruct(module, {mut(kWasmI32), immut(refNull(8))}, 8);
/* 10 */ DefineSignature(module, {}, {});
/* 11 */ DefineSignature(module, {kWasmI32}, {kWasmI32});
/* 12 */ DefineSignature(module, {kWasmI32, kWasmI32}, {kWasmI32});
@ -93,21 +93,21 @@ TEST_F(WasmSubtypingTest, Subtyping) {
/* 14 */ DefineSignature(module, {ref(0)}, {kWasmI32}, 13);
/* 15 */ DefineSignature(module, {ref(0)}, {ref(4)}, 16);
/* 16 */ DefineSignature(module, {ref(0)}, {ref(0)});
/* 17 */ DefineStruct(module, {mut(kWasmI32), immut(optRef(17))});
/* 17 */ DefineStruct(module, {mut(kWasmI32), immut(refNull(17))});
// Rec. group.
/* 18 */ DefineStruct(module, {mut(kWasmI32), immut(optRef(17))}, 17,
/* 18 */ DefineStruct(module, {mut(kWasmI32), immut(refNull(17))}, 17,
false);
/* 19 */ DefineArray(module, {mut(optRef(21))}, kNoSuperType, false);
/* 19 */ DefineArray(module, {mut(refNull(21))}, kNoSuperType, false);
/* 20 */ DefineSignature(module, {kWasmI32}, {kWasmI32}, kNoSuperType,
false);
/* 21 */ DefineSignature(module, {kWasmI32}, {kWasmI32}, 20, false);
GetTypeCanonicalizer()->AddRecursiveGroup(module, 4);
// Identical rec. group.
/* 22 */ DefineStruct(module, {mut(kWasmI32), immut(optRef(17))}, 17,
/* 22 */ DefineStruct(module, {mut(kWasmI32), immut(refNull(17))}, 17,
false);
/* 23 */ DefineArray(module, {mut(optRef(25))}, kNoSuperType, false);
/* 23 */ DefineArray(module, {mut(refNull(25))}, kNoSuperType, false);
/* 24 */ DefineSignature(module, {kWasmI32}, {kWasmI32}, kNoSuperType,
false);
/* 25 */ DefineSignature(module, {kWasmI32}, {kWasmI32}, 24, false);
@ -115,17 +115,17 @@ TEST_F(WasmSubtypingTest, Subtyping) {
// Nonidentical rec. group: the last function extends a type outside the
// recursive group.
/* 26 */ DefineStruct(module, {mut(kWasmI32), immut(optRef(17))}, 17,
/* 26 */ DefineStruct(module, {mut(kWasmI32), immut(refNull(17))}, 17,
false);
/* 27 */ DefineArray(module, {mut(optRef(29))}, kNoSuperType, false);
/* 27 */ DefineArray(module, {mut(refNull(29))}, kNoSuperType, false);
/* 28 */ DefineSignature(module, {kWasmI32}, {kWasmI32}, kNoSuperType,
false);
/* 29 */ DefineSignature(module, {kWasmI32}, {kWasmI32}, 20, false);
GetTypeCanonicalizer()->AddRecursiveGroup(module, 4);
/* 30 */ DefineStruct(module, {mut(kWasmI32), immut(optRef(18))}, 18);
/* 31 */ DefineStruct(module,
{mut(ref(2)), immut(optRef(2)), immut(kWasmS128)}, 1);
/* 30 */ DefineStruct(module, {mut(kWasmI32), immut(refNull(18))}, 18);
/* 31 */ DefineStruct(
module, {mut(ref(2)), immut(refNull(2)), immut(kWasmS128)}, 1);
}
constexpr ValueType numeric_types[] = {kWasmI32, kWasmI64, kWasmF32, kWasmF64,
@ -133,9 +133,9 @@ TEST_F(WasmSubtypingTest, Subtyping) {
constexpr ValueType ref_types[] = {
kWasmFuncRef, kWasmEqRef, kWasmI31Ref, // --
kWasmDataRef, kWasmArrayRef, kWasmAnyRef, // --
optRef(0), ref(0), // struct
optRef(2), ref(2), // array
optRef(11), ref(11) // signature
refNull(0), ref(0), // struct
refNull(2), ref(2), // array
refNull(11), ref(11) // signature
};
// Some macros to help managing types and modules.
@ -198,7 +198,7 @@ TEST_F(WasmSubtypingTest, Subtyping) {
// externref/funcref/anyref/functions are not.
SUBTYPE_IFF(ref_type, kWasmEqRef,
ref_type != kWasmFuncRef && ref_type != kWasmAnyRef &&
ref_type != optRef(11) && ref_type != ref(11));
ref_type != refNull(11) && ref_type != ref(11));
// Non-nullable struct/array types are subtypes of dataref.
SUBTYPE_IFF(ref_type, kWasmDataRef,
ref_type == kWasmDataRef || ref_type == kWasmArrayRef ||
@ -208,7 +208,7 @@ TEST_F(WasmSubtypingTest, Subtyping) {
ref_type == kWasmArrayRef || ref_type == ref(2));
// Functions are subtypes of funcref.
SUBTYPE_IFF(ref_type, kWasmFuncRef,
ref_type == kWasmFuncRef || ref_type == optRef(11) ||
ref_type == kWasmFuncRef || ref_type == refNull(11) ||
ref_type == ref(11));
// Each reference type is a subtype of itself.
SUBTYPE(ref_type, ref_type);
@ -238,24 +238,24 @@ TEST_F(WasmSubtypingTest, Subtyping) {
// Unrelated refs are unrelated.
NOT_VALID_SUBTYPE(ref(0), ref(2));
NOT_VALID_SUBTYPE(optRef(3), optRef(1));
// ref is a subtype of optref for the same struct/array.
VALID_SUBTYPE(ref(0), optRef(0));
VALID_SUBTYPE(ref(2), optRef(2));
// optref is not a subtype of ref for the same struct/array.
NOT_SUBTYPE(optRef(0), ref(0));
NOT_SUBTYPE(optRef(2), ref(2));
// ref is a subtype of optref if the same is true for the underlying
NOT_VALID_SUBTYPE(refNull(3), refNull(1));
// ref is a subtype of ref null for the same struct/array.
VALID_SUBTYPE(ref(0), refNull(0));
VALID_SUBTYPE(ref(2), refNull(2));
// ref null is not a subtype of ref for the same struct/array.
NOT_SUBTYPE(refNull(0), ref(0));
NOT_SUBTYPE(refNull(2), ref(2));
// ref is a subtype of ref null if the same is true for the underlying
// structs/arrays.
VALID_SUBTYPE(ref(3), optRef(2));
VALID_SUBTYPE(ref(3), refNull(2));
// Prefix subtyping for structs.
VALID_SUBTYPE(optRef(4), optRef(0));
VALID_SUBTYPE(refNull(4), refNull(0));
// Mutable fields are invariant.
NOT_VALID_SUBTYPE(ref(0), ref(5));
// Immutable fields are covariant.
VALID_SUBTYPE(ref(1), ref(0));
// Prefix subtyping + immutable field covariance for structs.
VALID_SUBTYPE(optRef(4), optRef(1));
VALID_SUBTYPE(refNull(4), refNull(1));
// No subtyping between mutable/immutable fields.
NOT_VALID_SUBTYPE(ref(7), ref(6));
NOT_VALID_SUBTYPE(ref(6), ref(7));
@ -417,19 +417,19 @@ TEST_F(WasmSubtypingTest, Subtyping) {
// Concrete types of the same kind.
// Subtyping relation.
UNION(optRef(4), ref(1), optRef(1));
INTERSECTION_M(optRef(4), ref(1), ref(4), module1);
INTERSECTION_M(optRef(1), optRef(4), optRef(4), module);
UNION(refNull(4), ref(1), refNull(1));
INTERSECTION_M(refNull(4), ref(1), ref(4), module1);
INTERSECTION_M(refNull(1), refNull(4), refNull(4), module);
// Common ancestor.
UNION(ref(4), ref(31), ref(1));
INTERSECTION(ref(4), ref(31), kWasmBottom);
// No common ancestor.
UNION(ref(6), optRef(2), kWasmArrayRef.AsNullable());
INTERSECTION(ref(6), optRef(2), kWasmBottom);
UNION(ref(6), refNull(2), kWasmArrayRef.AsNullable());
INTERSECTION(ref(6), refNull(2), kWasmBottom);
UNION(ref(0), ref(17), kWasmDataRef);
INTERSECTION(ref(0), ref(17), kWasmBottom);
UNION(ref(10), optRef(11), kWasmFuncRef);
INTERSECTION(ref(10), optRef(11), kWasmBottom);
UNION(ref(10), refNull(11), kWasmFuncRef);
INTERSECTION(ref(10), refNull(11), kWasmBottom);
}
#undef SUBTYPE
#undef NOT_SUBTYPE