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make structs with multiple fields always return indirect in wasm c abi

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This commit is contained in:
Laytan Laats
2024-07-01 00:50:10 +02:00
parent 5637ed9ecd
commit e3dde8caf8
1 changed files with 8 additions and 8 deletions
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16
src/llvm_abi.cpp
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@@ -1378,14 +1378,14 @@ namespace lbAbiWasm {
} else if (lb_is_type_kind(return_type, LLVMStructTypeKind) || lb_is_type_kind(return_type, LLVMArrayTypeKind)) {
if (type_can_be_direct(return_type, ft->calling_convention)) {
return lb_arg_type_direct(return_type);
}
i64 sz = lb_sizeof(return_type);
switch (sz) {
case 1: return lb_arg_type_direct(return_type, LLVMIntTypeInContext(c, 8), nullptr, nullptr);
case 2: return lb_arg_type_direct(return_type, LLVMIntTypeInContext(c, 16), nullptr, nullptr);
case 4: return lb_arg_type_direct(return_type, LLVMIntTypeInContext(c, 32), nullptr, nullptr);
case 8: return lb_arg_type_direct(return_type, LLVMIntTypeInContext(c, 64), nullptr, nullptr);
} else if (ft->calling_convention != ProcCC_CDecl) {
i64 sz = lb_sizeof(return_type);
switch (sz) {
case 1: return lb_arg_type_direct(return_type, LLVMIntTypeInContext(c, 8), nullptr, nullptr);
case 2: return lb_arg_type_direct(return_type, LLVMIntTypeInContext(c, 16), nullptr, nullptr);
case 4: return lb_arg_type_direct(return_type, LLVMIntTypeInContext(c, 32), nullptr, nullptr);
case 8: return lb_arg_type_direct(return_type, LLVMIntTypeInContext(c, 64), nullptr, nullptr);
}
}
LB_ABI_MODIFY_RETURN_IF_TUPLE_MACRO();