return false;
}
-bool WebAssemblyAsmTypeCheck::getTable(SMLoc ErrorLoc, const MCInst &Inst,
- wasm::ValType &Type) {
- const MCSymbolRefExpr *SymRef;
- if (getSymRef(ErrorLoc, Inst, SymRef))
- return true;
- auto WasmSym = cast<MCSymbolWasm>(&SymRef->getSymbol());
- if (WasmSym->getType().getValueOr(wasm::WASM_SYMBOL_TYPE_DATA) !=
- wasm::WASM_SYMBOL_TYPE_TABLE)
- return typeError(ErrorLoc, StringRef("symbol ") + WasmSym->getName() +
- " missing .tabletype");
- Type = static_cast<wasm::ValType>(WasmSym->getTableType().ElemType);
- return false;
-}
-
bool WebAssemblyAsmTypeCheck::endOfFunction(SMLoc ErrorLoc) {
// Check the return types.
for (auto RVT : llvm::reverse(ReturnTypes)) {
return true;
if (popType(ErrorLoc, Type))
return true;
- } else if (Name == "table.get") {
- if (getTable(ErrorLoc, Inst, Type))
- return true;
- if (popType(ErrorLoc, wasm::ValType::I32))
- return true;
- Stack.push_back(Type);
- } else if (Name == "table.set") {
- if (getTable(ErrorLoc, Inst, Type))
- return true;
- if (popType(ErrorLoc, Type))
- return true;
- if (popType(ErrorLoc, wasm::ValType::I32))
- return true;
} else if (Name == "drop") {
if (popType(ErrorLoc, {}))
return true;
bool getSymRef(SMLoc ErrorLoc, const MCInst &Inst,
const MCSymbolRefExpr *&SymRef);
bool getGlobal(SMLoc ErrorLoc, const MCInst &Inst, wasm::ValType &Type);
- bool getTable(SMLoc ErrorLoc, const MCInst &Inst, wasm::ValType &Type);
public:
WebAssemblyAsmTypeCheck(MCAsmParser &Parser, const MCInstrInfo &MII, bool is64);
+++ /dev/null
-# RUN: llvm-mc -mattr=+reference-types -triple=wasm32-unknown-unknown -filetype=obj -o %t.o %s
-# RUN: wasm-ld --no-entry --export obtain_funcref_from_table_index %t.o -o %t.wasm
-# RUN: obj2yaml %t.wasm | FileCheck %s
-
-.globl __indirect_function_table
-.tabletype __indirect_function_table, funcref
-
-.globl obtain_funcref_from_table_index
-
-obtain_funcref_from_table_index:
- .functype obtain_funcref_from_table_index(i32) -> (funcref)
- local.get 0
- table.get __indirect_function_table
- end_function
-
-# CHECK: Sections:
-# CHECK-NEXT: - Type: TYPE
-# CHECK-NEXT: Signatures:
-# CHECK-NEXT: - Index: 0
-# CHECK-NEXT: ParamTypes:
-# CHECK-NEXT: - I32
-# CHECK-NEXT: ReturnTypes:
-# CHECK-NEXT: - FUNCREF