[Lldb-commits] [lldb] [LLDB] Add more helper functions to CompilerType class (second try). (PR #73472)
via lldb-commits
lldb-commits at lists.llvm.org
Wed Nov 29 12:43:01 PST 2023
================
@@ -302,6 +303,256 @@ bool CompilerType::IsBeingDefined() const {
return false;
}
+bool CompilerType::IsSmartPtrType() const {
+ // These regular expressions cover shared, unique and weak pointers both from
+ // stdlibc++ and libc+++.
+
+ static llvm::Regex k_libcxx_std_unique_ptr_regex(
+ "^std::__[[:alnum:]]+::unique_ptr<.+>(( )?&)?$");
+ static llvm::Regex k_libcxx_std_shared_ptr_regex(
+ "^std::__[[:alnum:]]+::shared_ptr<.+>(( )?&)?$");
+ static llvm::Regex k_libcxx_std_weak_ptr_regex(
+ "^std::__[[:alnum:]]+::weak_ptr<.+>(( )?&)?$");
+ //
+ static llvm::Regex k_libcxx_std_unique_ptr_regex_2(
+ "^std::unique_ptr<.+>(( )?&)?$");
+ static llvm::Regex k_libcxx_std_shared_ptr_regex_2(
+ "^std::shared_ptr<.+>(( )?&)?$");
+ static llvm::Regex k_libcxx_std_weak_ptr_regex_2(
+ "^std::weak_ptr<.+>(( )?&)?$");
+ //
+ llvm::StringRef name = GetTypeName();
+ return k_libcxx_std_unique_ptr_regex.match(name) ||
+ k_libcxx_std_shared_ptr_regex.match(name) ||
+ k_libcxx_std_weak_ptr_regex.match(name) ||
+ k_libcxx_std_unique_ptr_regex_2.match(name) ||
+ k_libcxx_std_shared_ptr_regex_2.match(name) ||
+ k_libcxx_std_weak_ptr_regex_2.match(name);
+}
+
+bool CompilerType::IsInteger() const {
+ // This is used when you don't care about the signedness of the integer.
+ bool is_signed;
+ return IsIntegerType(is_signed);
+}
+
+bool CompilerType::IsFloat() const {
+ uint32_t count = 0;
+ bool is_complex = false;
+ return IsFloatingPointType(count, is_complex);
+}
+
+bool CompilerType::IsEnumerationType() const {
+ // This is used when you don't care about the signedness of the enum.
+ bool is_signed;
+ return IsEnumerationType(is_signed);
+}
+
+bool CompilerType::IsUnscopedEnumerationType() const {
+ return IsEnumerationType() && !IsScopedEnumerationType();
+}
+
+bool CompilerType::IsIntegerOrUnscopedEnumerationType() const {
+ return IsInteger() || IsUnscopedEnumerationType();
+}
+
+bool CompilerType::IsSigned() const {
+ if (IsEnumerationType()) {
+ return IsEnumerationIntegerTypeSigned();
+ }
+ return GetTypeInfo() & lldb::eTypeIsSigned;
+}
+
+bool CompilerType::IsNullPtrType() const {
+ return GetCanonicalType().GetBasicTypeEnumeration() ==
+ lldb::eBasicTypeNullPtr;
+}
+
+bool CompilerType::IsBoolean() const {
+ return GetCanonicalType().GetBasicTypeEnumeration() == lldb::eBasicTypeBool;
+}
+
+bool CompilerType::IsEnumerationIntegerTypeSigned() const {
+ if (IsValid()) {
+ return GetEnumerationIntegerType().GetTypeInfo() & lldb::eTypeIsSigned;
+ }
+ return false;
+}
+
+bool CompilerType::IsScalarOrUnscopedEnumerationType() const {
+ return IsScalarType() || IsUnscopedEnumerationType();
+}
+
+bool CompilerType::IsPromotableIntegerType() const {
+ // Unscoped enums are always considered as promotable, even if their
+ // underlying type does not need to be promoted (e.g. "int").
+ if (IsUnscopedEnumerationType()) {
+ return true;
+ }
+
+ switch (GetCanonicalType().GetBasicTypeEnumeration()) {
+ case lldb::eBasicTypeBool:
+ case lldb::eBasicTypeChar:
+ case lldb::eBasicTypeSignedChar:
+ case lldb::eBasicTypeUnsignedChar:
+ case lldb::eBasicTypeShort:
+ case lldb::eBasicTypeUnsignedShort:
+ case lldb::eBasicTypeWChar:
+ case lldb::eBasicTypeSignedWChar:
+ case lldb::eBasicTypeUnsignedWChar:
+ case lldb::eBasicTypeChar16:
+ case lldb::eBasicTypeChar32:
+ return true;
+
+ default:
+ return false;
+ }
----------------
cmtice wrote:
Done.
https://github.com/llvm/llvm-project/pull/73472
More information about the lldb-commits
mailing list