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-rw-r--r--src/gen-s-parser.inc20
-rw-r--r--src/ir/ReFinalize.cpp2
-rw-r--r--src/ir/branch-utils.h2
-rw-r--r--src/ir/cost.h7
-rw-r--r--src/ir/effects.h4
-rw-r--r--src/js/binaryen.js-post.js2
-rw-r--r--src/passes/Print.cpp25
-rw-r--r--src/wasm-binary.h5
-rw-r--r--src/wasm-builder.h6
-rw-r--r--src/wasm-delegations-fields.h13
-rw-r--r--src/wasm-delegations.h2
-rw-r--r--src/wasm-interpreter.h52
-rw-r--r--src/wasm-s-parser.h2
-rw-r--r--src/wasm.h16
-rw-r--r--src/wasm/wasm-binary.cpp30
-rw-r--r--src/wasm/wasm-s-parser.cpp19
-rw-r--r--src/wasm/wasm-stack.cpp22
-rw-r--r--src/wasm/wasm-validator.cpp21
-rw-r--r--src/wasm/wasm.cpp22
-rw-r--r--src/wasm2js.h2
20 files changed, 204 insertions, 70 deletions
diff --git a/src/gen-s-parser.inc b/src/gen-s-parser.inc
index 255a4bfa8..a22a01c02 100644
--- a/src/gen-s-parser.inc
+++ b/src/gen-s-parser.inc
@@ -71,9 +71,23 @@ switch (op[0]) {
case 'i':
if (strcmp(op, "br_if") == 0) { return makeBreak(s); }
goto parse_error;
- case 'o':
- if (strcmp(op, "br_on_cast") == 0) { return makeBrOnCast(s); }
- goto parse_error;
+ case 'o': {
+ switch (op[6]) {
+ case 'c':
+ if (strcmp(op, "br_on_cast") == 0) { return makeBrOn(s, BrOnCast); }
+ goto parse_error;
+ case 'd':
+ if (strcmp(op, "br_on_data") == 0) { return makeBrOn(s, BrOnData); }
+ goto parse_error;
+ case 'f':
+ if (strcmp(op, "br_on_func") == 0) { return makeBrOn(s, BrOnFunc); }
+ goto parse_error;
+ case 'i':
+ if (strcmp(op, "br_on_i31") == 0) { return makeBrOn(s, BrOnI31); }
+ goto parse_error;
+ default: goto parse_error;
+ }
+ }
case 't':
if (strcmp(op, "br_table") == 0) { return makeBreakTable(s); }
goto parse_error;
diff --git a/src/ir/ReFinalize.cpp b/src/ir/ReFinalize.cpp
index b8d620560..808b9d41b 100644
--- a/src/ir/ReFinalize.cpp
+++ b/src/ir/ReFinalize.cpp
@@ -146,7 +146,7 @@ void ReFinalize::visitI31Get(I31Get* curr) { curr->finalize(); }
void ReFinalize::visitCallRef(CallRef* curr) { curr->finalize(); }
void ReFinalize::visitRefTest(RefTest* curr) { curr->finalize(); }
void ReFinalize::visitRefCast(RefCast* curr) { curr->finalize(); }
-void ReFinalize::visitBrOnCast(BrOnCast* curr) {
+void ReFinalize::visitBrOn(BrOn* curr) {
curr->finalize();
if (curr->type == Type::unreachable) {
replaceUntaken(curr->ref, nullptr);
diff --git a/src/ir/branch-utils.h b/src/ir/branch-utils.h
index 5e2cc5184..a9561ef07 100644
--- a/src/ir/branch-utils.h
+++ b/src/ir/branch-utils.h
@@ -80,7 +80,7 @@ void operateOnScopeNameUsesAndSentTypes(Expression* expr, T func) {
func(name, br->value ? br->value->type : Type::none);
} else if (auto* sw = expr->dynCast<Switch>()) {
func(name, sw->value ? sw->value->type : Type::none);
- } else if (auto* br = expr->dynCast<BrOnCast>()) {
+ } else if (auto* br = expr->dynCast<BrOn>()) {
func(name, br->getCastType());
} else {
WASM_UNREACHABLE("bad br type");
diff --git a/src/ir/cost.h b/src/ir/cost.h
index 8c23c91f8..212933ffb 100644
--- a/src/ir/cost.h
+++ b/src/ir/cost.h
@@ -582,8 +582,11 @@ struct CostAnalyzer : public OverriddenVisitor<CostAnalyzer, Index> {
Index visitRefCast(RefCast* curr) {
return 2 + nullCheckCost(curr->ref) + visit(curr->ref) + visit(curr->rtt);
}
- Index visitBrOnCast(BrOnCast* curr) {
- return 3 + nullCheckCost(curr->ref) + visit(curr->ref) + visit(curr->rtt);
+ Index visitBrOn(BrOn* curr) {
+ // BrOnCast has more work to do with the rtt, so add a little there.
+ Index base = curr->op == BrOnCast ? 3 : 2;
+ return base + nullCheckCost(curr->ref) + visit(curr->ref) +
+ maybeVisit(curr->rtt);
}
Index visitRttCanon(RttCanon* curr) {
// TODO: investigate actual RTT costs in VMs
diff --git a/src/ir/effects.h b/src/ir/effects.h
index ca440ce51..c7142dc34 100644
--- a/src/ir/effects.h
+++ b/src/ir/effects.h
@@ -565,9 +565,7 @@ private:
// Traps if the ref is not null and it has an invalid rtt.
parent.implicitTrap = true;
}
- void visitBrOnCast(BrOnCast* curr) {
- parent.breakTargets.insert(curr->name);
- }
+ void visitBrOn(BrOn* curr) { parent.breakTargets.insert(curr->name); }
void visitRttCanon(RttCanon* curr) {}
void visitRttSub(RttSub* curr) {}
void visitStructNew(StructNew* curr) {}
diff --git a/src/js/binaryen.js-post.js b/src/js/binaryen.js-post.js
index 9c9c4e036..fc64d8bbd 100644
--- a/src/js/binaryen.js-post.js
+++ b/src/js/binaryen.js-post.js
@@ -101,7 +101,7 @@ function initializeConstants() {
'CallRef',
'RefTest',
'RefCast',
- 'BrOnCast',
+ 'BrOn',
'RttCanon',
'RttSub',
'StructNew',
diff --git a/src/passes/Print.cpp b/src/passes/Print.cpp
index 371d83962..c380eb0f9 100644
--- a/src/passes/Print.cpp
+++ b/src/passes/Print.cpp
@@ -1783,8 +1783,23 @@ struct PrintExpressionContents
printMedium(o, "ref.cast ");
printHeapTypeName(o, curr->getCastType().getHeapType());
}
- void visitBrOnCast(BrOnCast* curr) {
- printMedium(o, "br_on_cast ");
+ void visitBrOn(BrOn* curr) {
+ switch (curr->op) {
+ case BrOnCast:
+ printMedium(o, "br_on_cast ");
+ break;
+ case BrOnFunc:
+ printMedium(o, "br_on_func ");
+ break;
+ case BrOnData:
+ printMedium(o, "br_on_data ");
+ break;
+ case BrOnI31:
+ printMedium(o, "br_on_i31 ");
+ break;
+ default:
+ WASM_UNREACHABLE("invalid ref.is_*");
+ }
printName(curr->name, o);
}
void visitRttCanon(RttCanon* curr) {
@@ -2536,12 +2551,14 @@ struct PrintSExpression : public OverriddenVisitor<PrintSExpression> {
printFullLine(curr->rtt);
decIndent();
}
- void visitBrOnCast(BrOnCast* curr) {
+ void visitBrOn(BrOn* curr) {
o << '(';
PrintExpressionContents(currFunction, o).visit(curr);
incIndent();
printFullLine(curr->ref);
- printFullLine(curr->rtt);
+ if (curr->rtt) {
+ printFullLine(curr->rtt);
+ }
decIndent();
}
void visitRttCanon(RttCanon* curr) {
diff --git a/src/wasm-binary.h b/src/wasm-binary.h
index 8674d00b7..e976a57bf 100644
--- a/src/wasm-binary.h
+++ b/src/wasm-binary.h
@@ -1041,6 +1041,9 @@ enum ASTNodes {
RefAsFunc = 0x58,
RefAsData = 0x59,
RefAsI31 = 0x5a,
+ BrOnFunc = 0x60,
+ BrOnData = 0x61,
+ BrOnI31 = 0x62,
};
enum MemoryAccess {
@@ -1525,7 +1528,7 @@ public:
bool maybeVisitI31Get(Expression*& out, uint32_t code);
bool maybeVisitRefTest(Expression*& out, uint32_t code);
bool maybeVisitRefCast(Expression*& out, uint32_t code);
- bool maybeVisitBrOnCast(Expression*& out, uint32_t code);
+ bool maybeVisitBrOn(Expression*& out, uint32_t code);
bool maybeVisitRttCanon(Expression*& out, uint32_t code);
bool maybeVisitRttSub(Expression*& out, uint32_t code);
bool maybeVisitStructNew(Expression*& out, uint32_t code);
diff --git a/src/wasm-builder.h b/src/wasm-builder.h
index 516d1cc15..bb37ed340 100644
--- a/src/wasm-builder.h
+++ b/src/wasm-builder.h
@@ -709,8 +709,10 @@ public:
ret->finalize();
return ret;
}
- BrOnCast* makeBrOnCast(Name name, Expression* ref, Expression* rtt) {
- auto* ret = wasm.allocator.alloc<BrOnCast>();
+ BrOn*
+ makeBrOn(BrOnOp op, Name name, Expression* ref, Expression* rtt = nullptr) {
+ auto* ret = wasm.allocator.alloc<BrOn>();
+ ret->op = op;
ret->name = name;
ret->ref = ref;
ret->rtt = rtt;
diff --git a/src/wasm-delegations-fields.h b/src/wasm-delegations-fields.h
index b0be5844c..d4ea25b3d 100644
--- a/src/wasm-delegations-fields.h
+++ b/src/wasm-delegations-fields.h
@@ -588,12 +588,13 @@ switch (DELEGATE_ID) {
DELEGATE_END(RefCast);
break;
}
- case Expression::Id::BrOnCastId: {
- DELEGATE_START(BrOnCast);
- DELEGATE_FIELD_SCOPE_NAME_USE(BrOnCast, name);
- DELEGATE_FIELD_CHILD(BrOnCast, rtt);
- DELEGATE_FIELD_CHILD(BrOnCast, ref);
- DELEGATE_END(BrOnCast);
+ case Expression::Id::BrOnId: {
+ DELEGATE_START(BrOn);
+ DELEGATE_FIELD_INT(BrOn, op);
+ DELEGATE_FIELD_SCOPE_NAME_USE(BrOn, name);
+ DELEGATE_FIELD_OPTIONAL_CHILD(BrOn, rtt);
+ DELEGATE_FIELD_CHILD(BrOn, ref);
+ DELEGATE_END(BrOn);
break;
}
case Expression::Id::RttCanonId: {
diff --git a/src/wasm-delegations.h b/src/wasm-delegations.h
index fe2a73d5b..fd419f508 100644
--- a/src/wasm-delegations.h
+++ b/src/wasm-delegations.h
@@ -69,7 +69,7 @@ DELEGATE(I31Get);
DELEGATE(CallRef);
DELEGATE(RefTest);
DELEGATE(RefCast);
-DELEGATE(BrOnCast);
+DELEGATE(BrOn);
DELEGATE(RttCanon);
DELEGATE(RttSub);
DELEGATE(StructNew);
diff --git a/src/wasm-interpreter.h b/src/wasm-interpreter.h
index ab5644bf4..fb7a3fcea 100644
--- a/src/wasm-interpreter.h
+++ b/src/wasm-interpreter.h
@@ -1469,17 +1469,51 @@ public:
assert(cast.outcome == cast.Success);
return cast.castRef;
}
- Flow visitBrOnCast(BrOnCast* curr) {
- NOTE_ENTER("BrOnCast");
- auto cast = doCast(curr);
- if (cast.outcome == cast.Break) {
- return cast.breaking;
+ Flow visitBrOn(BrOn* curr) {
+ NOTE_ENTER("BrOn");
+ // BrOnCast uses the casting infrastructure, so handle it first.
+ if (curr->op == BrOnCast) {
+ auto cast = doCast(curr);
+ if (cast.outcome == cast.Break) {
+ return cast.breaking;
+ }
+ if (cast.outcome == cast.Null || cast.outcome == cast.Failure) {
+ return cast.originalRef;
+ }
+ assert(cast.outcome == cast.Success);
+ return Flow(curr->name, cast.castRef);
+ }
+ // The others do a simpler check for the type.
+ Flow flow = visit(curr->ref);
+ if (flow.breaking()) {
+ return flow;
}
- if (cast.outcome == cast.Null || cast.outcome == cast.Failure) {
- return cast.originalRef;
+ const auto& value = flow.getSingleValue();
+ NOTE_EVAL1(value);
+ if (value.isNull()) {
+ return {value};
}
- assert(cast.outcome == cast.Success);
- return Flow(curr->name, cast.castRef);
+ switch (curr->op) {
+ case BrOnFunc:
+ if (!value.type.isFunction()) {
+ return {value};
+ }
+ break;
+ case BrOnData:
+ if (!value.isGCData()) {
+ return {value};
+ }
+ break;
+ case BrOnI31:
+ if (value.type.getHeapType() != HeapType::i31) {
+ return {value};
+ }
+ break;
+ default:
+ WASM_UNREACHABLE("invalid br_on_*");
+ }
+ // No problems: take the branch.
+ return Flow(curr->name, value);
}
Flow visitRttCanon(RttCanon* curr) { return Literal(curr->type); }
Flow visitRttSub(RttSub* curr) {
diff --git a/src/wasm-s-parser.h b/src/wasm-s-parser.h
index 98cd0560b..921ef6b4a 100644
--- a/src/wasm-s-parser.h
+++ b/src/wasm-s-parser.h
@@ -258,7 +258,7 @@ private:
Expression* makeI31Get(Element& s, bool signed_);
Expression* makeRefTest(Element& s);
Expression* makeRefCast(Element& s);
- Expression* makeBrOnCast(Element& s);
+ Expression* makeBrOn(Element& s, BrOnOp op);
Expression* makeRttCanon(Element& s);
Expression* makeRttSub(Element& s);
Expression* makeStructNew(Element& s, bool default_);
diff --git a/src/wasm.h b/src/wasm.h
index 041f7b49b..2102972b3 100644
--- a/src/wasm.h
+++ b/src/wasm.h
@@ -555,6 +555,13 @@ enum RefAsOp {
RefAsI31,
};
+enum BrOnOp {
+ BrOnCast,
+ BrOnFunc,
+ BrOnData,
+ BrOnI31,
+};
+
//
// Expressions
//
@@ -635,7 +642,7 @@ public:
CallRefId,
RefTestId,
RefCastId,
- BrOnCastId,
+ BrOnId,
RttCanonId,
RttSubId,
StructNewId,
@@ -1381,12 +1388,15 @@ public:
Type getCastType();
};
-class BrOnCast : public SpecificExpression<Expression::BrOnCastId> {
+class BrOn : public SpecificExpression<Expression::BrOnId> {
public:
- BrOnCast(MixedArena& allocator) {}
+ BrOn(MixedArena& allocator) {}
+ BrOnOp op;
Name name;
Expression* ref;
+
+ // BrOnCast has an rtt that is used in the cast.
Expression* rtt;
void finalize();
diff --git a/src/wasm/wasm-binary.cpp b/src/wasm/wasm-binary.cpp
index 4a82c84a9..64a40f2ca 100644
--- a/src/wasm/wasm-binary.cpp
+++ b/src/wasm/wasm-binary.cpp
@@ -3019,7 +3019,7 @@ BinaryConsts::ASTNodes WasmBinaryBuilder::readExpression(Expression*& curr) {
if (maybeVisitRefCast(curr, opcode)) {
break;
}
- if (maybeVisitBrOnCast(curr, opcode)) {
+ if (maybeVisitBrOn(curr, opcode)) {
break;
}
if (maybeVisitRttCanon(curr, opcode)) {
@@ -5825,17 +5825,31 @@ bool WasmBinaryBuilder::maybeVisitRefCast(Expression*& out, uint32_t code) {
return true;
}
-bool WasmBinaryBuilder::maybeVisitBrOnCast(Expression*& out, uint32_t code) {
- if (code != BinaryConsts::BrOnCast) {
- return false;
+bool WasmBinaryBuilder::maybeVisitBrOn(Expression*& out, uint32_t code) {
+ BrOnOp op;
+ switch (code) {
+ case BinaryConsts::BrOnCast:
+ op = BrOnCast;
+ break;
+ case BinaryConsts::BrOnFunc:
+ op = BrOnFunc;
+ break;
+ case BinaryConsts::BrOnData:
+ op = BrOnData;
+ break;
+ case BinaryConsts::BrOnI31:
+ op = BrOnI31;
+ break;
+ default:
+ return false;
}
auto name = getBreakTarget(getU32LEB()).name;
- auto* rtt = popNonVoidExpression();
- if (!rtt->type.isRtt()) {
- throwError("bad rtt for br_on_cast");
+ Expression* rtt = nullptr;
+ if (op == BrOnCast) {
+ rtt = popNonVoidExpression();
}
auto* ref = popNonVoidExpression();
- out = Builder(wasm).makeBrOnCast(name, ref, rtt);
+ out = Builder(wasm).makeBrOn(op, name, ref, rtt);
return true;
}
diff --git a/src/wasm/wasm-s-parser.cpp b/src/wasm/wasm-s-parser.cpp
index 9cf2f3be9..3075f70d7 100644
--- a/src/wasm/wasm-s-parser.cpp
+++ b/src/wasm/wasm-s-parser.cpp
@@ -2130,18 +2130,21 @@ Expression* SExpressionWasmBuilder::makeRefCast(Element& s) {
return Builder(wasm).makeRefCast(ref, rtt);
}
-Expression* SExpressionWasmBuilder::makeBrOnCast(Element& s) {
+Expression* SExpressionWasmBuilder::makeBrOn(Element& s, BrOnOp op) {
auto name = getLabel(*s[1]);
auto* ref = parseExpression(*s[2]);
- auto* rtt = parseExpression(*s[3]);
+ Expression* rtt = nullptr;
Builder builder(wasm);
- if (rtt->type == Type::unreachable) {
- // An unreachable rtt is not supported: the text format does not provide the
- // type, so if it's unreachable we should not even create a br_on_cast in
- // such a case, as we'd have no idea what it casts to.
- return builder.makeSequence(builder.makeDrop(ref), rtt);
+ if (op == BrOnCast) {
+ rtt = parseExpression(*s[3]);
+ if (rtt->type == Type::unreachable) {
+ // An unreachable rtt is not supported: the text format does not provide
+ // the type, so if it's unreachable we should not even create a br_on_cast
+ // in such a case, as we'd have no idea what it casts to.
+ return builder.makeSequence(builder.makeDrop(ref), rtt);
+ }
}
- return builder.makeBrOnCast(name, ref, rtt);
+ return builder.makeBrOn(op, name, ref, rtt);
}
Expression* SExpressionWasmBuilder::makeRttCanon(Element& s) {
diff --git a/src/wasm/wasm-stack.cpp b/src/wasm/wasm-stack.cpp
index 197581e33..0ccca0e23 100644
--- a/src/wasm/wasm-stack.cpp
+++ b/src/wasm/wasm-stack.cpp
@@ -1990,9 +1990,25 @@ void BinaryInstWriter::visitRefCast(RefCast* curr) {
o << int8_t(BinaryConsts::GCPrefix) << U32LEB(BinaryConsts::RefCast);
}
-void BinaryInstWriter::visitBrOnCast(BrOnCast* curr) {
- o << int8_t(BinaryConsts::GCPrefix) << U32LEB(BinaryConsts::BrOnCast)
- << U32LEB(getBreakIndex(curr->name));
+void BinaryInstWriter::visitBrOn(BrOn* curr) {
+ o << int8_t(BinaryConsts::GCPrefix);
+ switch (curr->op) {
+ case BrOnCast:
+ o << U32LEB(BinaryConsts::BrOnCast);
+ break;
+ case BrOnFunc:
+ o << U32LEB(BinaryConsts::BrOnFunc);
+ break;
+ case BrOnData:
+ o << U32LEB(BinaryConsts::BrOnData);
+ break;
+ case BrOnI31:
+ o << U32LEB(BinaryConsts::BrOnI31);
+ break;
+ default:
+ WASM_UNREACHABLE("invalid br_on_*");
+ }
+ o << U32LEB(getBreakIndex(curr->name));
}
void BinaryInstWriter::visitRttCanon(RttCanon* curr) {
diff --git a/src/wasm/wasm-validator.cpp b/src/wasm/wasm-validator.cpp
index c6d0d9fe7..6a1b72476 100644
--- a/src/wasm/wasm-validator.cpp
+++ b/src/wasm/wasm-validator.cpp
@@ -344,7 +344,7 @@ public:
void visitI31Get(I31Get* curr);
void visitRefTest(RefTest* curr);
void visitRefCast(RefCast* curr);
- void visitBrOnCast(BrOnCast* curr);
+ void visitBrOn(BrOn* curr);
void visitRttCanon(RttCanon* curr);
void visitRttSub(RttSub* curr);
void visitStructNew(StructNew* curr);
@@ -2207,7 +2207,7 @@ void FunctionValidator::visitRefCast(RefCast* curr) {
}
}
-void FunctionValidator::visitBrOnCast(BrOnCast* curr) {
+void FunctionValidator::visitBrOn(BrOn* curr) {
shouldBeTrue(getModule()->features.hasGC(),
curr,
"br_on_cast requires gc to be enabled");
@@ -2215,12 +2215,17 @@ void FunctionValidator::visitBrOnCast(BrOnCast* curr) {
shouldBeTrue(
curr->ref->type.isRef(), curr, "br_on_cast ref must have ref type");
}
- // Note that an unreachable rtt is not supported: the text and binary formats
- // do not provide the type, so if it's unreachable we should not even create
- // a br_on_cast in such a case, as we'd have no idea what it casts to.
- shouldBeTrue(
- curr->rtt->type.isRtt(), curr, "br_on_cast rtt must have rtt type");
- noteBreak(curr->name, curr->getCastType(), curr);
+ if (curr->op == BrOnCast) {
+ // Note that an unreachable rtt is not supported: the text and binary
+ // formats do not provide the type, so if it's unreachable we should not
+ // even create a br_on_cast in such a case, as we'd have no idea what it
+ // casts to.
+ shouldBeTrue(
+ curr->rtt->type.isRtt(), curr, "br_on_cast rtt must have rtt type");
+ noteBreak(curr->name, curr->getCastType(), curr);
+ } else {
+ shouldBeTrue(curr->rtt == nullptr, curr, "non-cast BrOn must not have rtt");
+ }
}
void FunctionValidator::visitRttCanon(RttCanon* curr) {
diff --git a/src/wasm/wasm.cpp b/src/wasm/wasm.cpp
index 1e4ff6e3e..a62435412 100644
--- a/src/wasm/wasm.cpp
+++ b/src/wasm/wasm.cpp
@@ -931,15 +931,29 @@ void RefCast::finalize() {
Type RefCast::getCastType() { return doGetCastType(this); }
-void BrOnCast::finalize() {
- if (ref->type == Type::unreachable || rtt->type == Type::unreachable) {
+void BrOn::finalize() {
+ if (ref->type == Type::unreachable ||
+ (rtt && rtt->type == Type::unreachable)) {
type = Type::unreachable;
} else {
type = ref->type;
}
}
-Type BrOnCast::getCastType() { return Type(rtt->type.getHeapType(), Nullable); }
+Type BrOn::getCastType() {
+ switch (op) {
+ case BrOnCast:
+ return Type(rtt->type.getHeapType(), Nullable);
+ case BrOnFunc:
+ return Type::funcref;
+ case BrOnData:
+ return Type::dataref;
+ case BrOnI31:
+ return Type::i31ref;
+ default:
+ WASM_UNREACHABLE("invalid br_on_*");
+ }
+}
void RttCanon::finalize() {
// Nothing to do - the type must have been set already during construction.
@@ -1032,7 +1046,7 @@ void RefAs::finalize() {
type = Type::i31ref;
break;
default:
- WASM_UNREACHABLE("unimplemented ref.is_*");
+ WASM_UNREACHABLE("invalid ref.as_*");
}
}
diff --git a/src/wasm2js.h b/src/wasm2js.h
index 23d8a7b8b..43c5f4cbd 100644
--- a/src/wasm2js.h
+++ b/src/wasm2js.h
@@ -2206,7 +2206,7 @@ Ref Wasm2JSBuilder::processFunctionBody(Module* m,
unimplemented(curr);
WASM_UNREACHABLE("unimp");
}
- Ref visitBrOnCast(BrOnCast* curr) {
+ Ref visitBrOn(BrOn* curr) {
unimplemented(curr);
WASM_UNREACHABLE("unimp");
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-08-06 13:19:41 +0000