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ssa: debug info types.Named -> typedef

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This commit is contained in:
Li Jie
2024-09-24 21:57:23 +08:00
parent 2e042f0c59
commit 4003c59471
2 changed files with 23 additions and 5 deletions
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11
_lldb/llgo_plugin.py
View File

@@ -117,8 +117,15 @@ def format_value(var: lldb.SBValue, debugger: lldb.SBDebugger, include_type: boo
type_class = var_type.GetTypeClass() type_class = var_type.GetTypeClass()
type_name = map_type_name(var_type.GetName()) type_name = map_type_name(var_type.GetName())
# Handle typedef types
original_type_name = type_name
while var_type.IsTypedefType():
var_type = var_type.GetTypedefedType()
type_name = map_type_name(var_type.GetName())
type_class = var_type.GetTypeClass()
if var_type.IsPointerType(): if var_type.IsPointerType():
return format_pointer(var, debugger, indent, type_name) return format_pointer(var, debugger, indent, original_type_name)
if type_name.startswith('[]'): # Slice if type_name.startswith('[]'): # Slice
return format_slice(var, debugger, indent) return format_slice(var, debugger, indent)
@@ -127,7 +134,7 @@ def format_value(var: lldb.SBValue, debugger: lldb.SBDebugger, include_type: boo
elif type_name == 'string': # String elif type_name == 'string': # String
return format_string(var) return format_string(var)
elif type_class in [lldb.eTypeClassStruct, lldb.eTypeClassClass]: elif type_class in [lldb.eTypeClassStruct, lldb.eTypeClassClass]:
return format_struct(var, debugger, include_type, indent, type_name) return format_struct(var, debugger, include_type, indent, original_type_name)
else: else:
value = var.GetValue() value = var.GetValue()
summary = var.GetSummary() summary = var.GetSummary()

17
ssa/di.go
View File

@@ -157,9 +157,8 @@ func (b diBuilder) createType(name string, ty Type, pos token.Position) DIType {
case *types.Pointer: case *types.Pointer:
return b.createPointerType(name, b.prog.rawType(t.Elem()), pos) return b.createPointerType(name, b.prog.rawType(t.Elem()), pos)
case *types.Named: case *types.Named:
ty = b.prog.rawType(t.Underlying()) // Create typedef type for named types
pos = b.positioner.Position(t.Obj().Pos()) return b.createTypedefType(name, ty, pos)
return b.diTypeEx(name, ty, pos)
case *types.Interface: case *types.Interface:
ty := b.prog.rtType("Iface") ty := b.prog.rtType("Iface")
return b.createInterfaceType(name, ty) return b.createInterfaceType(name, ty)
@@ -263,6 +262,18 @@ func (b diBuilder) createAutoVariable(scope DIScope, pos token.Position, name st
} }
} }
func (b diBuilder) createTypedefType(name string, ty Type, pos token.Position) DIType {
underlyingType := b.diType(b.prog.rawType(ty.RawType().(*types.Named).Underlying()), pos)
typ := b.di.CreateTypedef(llvm.DITypedef{
Name: name,
Type: underlyingType.ll,
File: b.file(pos.Filename).ll,
Line: pos.Line,
AlignInBits: uint32(b.prog.sizes.Alignof(ty.RawType()) * 8),
})
return &aDIType{typ}
}
func (b diBuilder) createStringType() DIType { func (b diBuilder) createStringType() DIType {
ty := b.prog.rtType("String") ty := b.prog.rtType("String")
return b.doCreateStructType("string", ty, token.Position{}, func(ditStruct DIType) []llvm.Metadata { return b.doCreateStructType("string", ty, token.Position{}, func(ditStruct DIType) []llvm.Metadata {