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support complex debug info

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This commit is contained in:
Li Jie
2024-09-15 20:54:10 +08:00
parent 53097ab183
commit 4dbfc9483e
2 changed files with 92 additions and 39 deletions
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59
ssa/di.go
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@@ -133,7 +133,7 @@ func (b diBuilder) createType(ty Type, pos token.Position) DIType {
} else if t.Info()&types.IsFloat != 0 {
encoding = llvm.DW_ATE_float
} else if t.Info()&types.IsComplex != 0 {
encoding = llvm.DW_ATE_complex_float
return b.createComplexType(ty)
} else if t.Info()&types.IsString != 0 {
typ = b.di.CreateBasicType(llvm.DIBasicType{
Name: "string",
@@ -264,6 +264,49 @@ func (b diBuilder) createBasicType(t Type) DIType {
})}
}
func (b diBuilder) createComplexType(t Type) DIType {
var tfield Type
if t.RawType().(*types.Basic).Kind() == types.Complex128 {
tfield = b.prog.Float64()
} else {
tfield = b.prog.Float32()
}
traw := tfield.RawType().Underlying()
return &aDIType{ll: b.di.CreateStructType(
llvm.Metadata{},
llvm.DIStructType{
Name: t.RawType().String(),
File: llvm.Metadata{},
Line: 0,
SizeInBits: b.prog.SizeOf(t) * 8,
AlignInBits: uint32(b.prog.sizes.Alignof(t.RawType()) * 8),
Elements: []llvm.Metadata{
b.di.CreateMemberType(
llvm.Metadata{},
llvm.DIMemberType{
Name: "real",
File: llvm.Metadata{},
Line: 0,
SizeInBits: b.prog.SizeOf(tfield) * 8,
AlignInBits: uint32(b.prog.sizes.Alignof(traw) * 8),
Type: b.diType(tfield, token.Position{}).ll,
},
),
b.di.CreateMemberType(
llvm.Metadata{},
llvm.DIMemberType{
Name: "imag",
File: llvm.Metadata{},
Line: 0,
SizeInBits: b.prog.SizeOf(tfield) * 8,
AlignInBits: uint32(b.prog.sizes.Alignof(traw) * 8),
Type: b.diType(tfield, token.Position{}).ll,
},
),
},
})}
}
func (b diBuilder) createPointerType(ty Type, pos token.Position) DIType {
return &aDIType{ll: b.di.CreatePointerType(llvm.DIPointerType{
Pointee: b.diType(ty, pos).ll,
@@ -433,7 +476,17 @@ func (b Builder) allocatedVar(v Expr) (Expr, bool) {
}
t := v.Type.RawType().Underlying()
var ty Type
switch t.(type) {
switch t := t.(type) {
case *types.Basic:
if t.Info()&types.IsComplex != 0 {
if t.Kind() == types.Complex128 {
ty = b.Prog.Complex128()
} else {
ty = b.Prog.Complex64()
}
} else {
return v, false
}
case *types.Struct:
ty = v.Type
case *types.Slice:
@@ -462,8 +515,6 @@ func skipType(t types.Type) bool {
case *types.Basic:
if t.Info()&types.IsString != 0 {
return true
} else if t.Info()&types.IsComplex != 0 {
return true
}
}
return false