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LibDebug: Implement symbolication for x86_64

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This commit is contained in:
Gunnar Beutner 2021-07-13 18:16:36 +02:00 • committed by Andreas Kling
parent 567fa4b2f0
commit 2c41e89d08
9 changed files with 33 additions and 43 deletions
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18
Userland/Libraries/LibDebug/DebugInfo.h
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@ -31,7 +31,7 @@ public:
struct SourcePosition {
FlyString file_path;
size_t line_number { 0 };
Optional<u32> address_of_first_statement;
Optional<FlatPtr> address_of_first_statement;
SourcePosition()
: SourcePosition(String::empty(), 0)
@ -42,7 +42,7 @@ public:
, line_number(line_number)
{
}
SourcePosition(String file_path, size_t line_number, u32 address_of_first_statement)
SourcePosition(String file_path, size_t line_number, FlatPtr address_of_first_statement)
: file_path(file_path)
, line_number(line_number)
, address_of_first_statement(address_of_first_statement)
@ -65,7 +65,7 @@ public:
String type_name;
LocationType location_type { LocationType::None };
union {
u32 address;
FlatPtr address;
} location_data { 0 };
union {
@ -86,20 +86,20 @@ public:
struct VariablesScope {
bool is_function { false };
String name;
u32 address_low { 0 };
u32 address_high { 0 }; // Non-inclusive - the lowest address after address_low that's not in this scope
FlatPtr address_low { 0 };
FlatPtr address_high { 0 }; // Non-inclusive - the lowest address after address_low that's not in this scope
Vector<Dwarf::DIE> dies_of_variables;
};
NonnullOwnPtrVector<VariableInfo> get_variables_in_current_scope(PtraceRegisters const&) const;
Optional<SourcePosition> get_source_position(u32 address) const;
Optional<SourcePosition> get_source_position(FlatPtr address) const;
struct SourcePositionWithInlines {
Optional<SourcePosition> source_position;
Vector<SourcePosition> inline_chain;
};
SourcePositionWithInlines get_source_position_with_inlines(u32 address) const;
SourcePositionWithInlines get_source_position_with_inlines(FlatPtr address) const;
struct SourcePositionAndAddress {
String file;
@ -109,9 +109,9 @@ public:
Optional<SourcePositionAndAddress> get_address_from_source_position(const String& file, size_t line) const;
String name_of_containing_function(u32 address) const;
String name_of_containing_function(FlatPtr address) const;
Vector<SourcePosition> source_lines_in_scope(const VariablesScope&) const;
Optional<VariablesScope> get_containing_function(u32 address) const;
Optional<VariablesScope> get_containing_function(FlatPtr address) const;
private:
void prepare_variable_scopes();