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LLVM Builder: Emit debug vector types with DIVector flag

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This commit is contained in:
antlilja 2024-02-21 23:33:25 +01:00
parent 5e9d0da43b
commit 53f6071486
3 changed files with 57 additions and 3 deletions
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2
src/codegen/llvm.zig
View File

@ -2224,7 +2224,7 @@ pub const Object = struct {
else => try o.lowerDebugType(ty.childType(mod)),
};
const debug_vector_type = try o.builder.debugArrayType(
const debug_vector_type = try o.builder.debugVectorType(
Builder.MetadataString.none, // Name
Builder.Metadata.none, // File
Builder.Metadata.none, // Scope

55
src/codegen/llvm/Builder.zig
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@ -7608,6 +7608,7 @@ pub const Metadata = enum(u32) {
composite_union_type,
composite_enumeration_type,
composite_array_type,
composite_vector_type,
derived_pointer_type,
derived_member_type,
subroutine_type,
@ -11173,6 +11174,30 @@ pub fn debugArrayType(
);
}
pub fn debugVectorType(
self: *Builder,
name: MetadataString,
file: Metadata,
scope: Metadata,
line: u32,
underlying_type: Metadata,
size_in_bits: u64,
align_in_bits: u64,
fields_tuple: Metadata,
) Allocator.Error!Metadata {
try self.ensureUnusedMetadataCapacity(1, Metadata.CompositeType, 0);
return self.debugVectorTypeAssumeCapacity(
name,
file,
scope,
line,
underlying_type,
size_in_bits,
align_in_bits,
fields_tuple,
);
}
pub fn debugPointerType(
self: *Builder,
name: MetadataString,
@ -11626,6 +11651,30 @@ fn debugArrayTypeAssumeCapacity(
);
}
fn debugVectorTypeAssumeCapacity(
self: *Builder,
name: MetadataString,
file: Metadata,
scope: Metadata,
line: u32,
underlying_type: Metadata,
size_in_bits: u64,
align_in_bits: u64,
fields_tuple: Metadata,
) Metadata {
return self.debugCompositeTypeAssumeCapacity(
.composite_vector_type,
name,
file,
scope,
line,
underlying_type,
size_in_bits,
align_in_bits,
fields_tuple,
);
}
fn debugCompositeTypeAssumeCapacity(
self: *Builder,
tag: Metadata.Tag,
@ -13166,6 +13215,7 @@ pub fn toBitcode(self: *Builder, allocator: Allocator) bitcode_writer.Error![]co
.composite_union_type,
.composite_enumeration_type,
.composite_array_type,
.composite_vector_type,
=> |kind| {
const extra = self.metadataExtraData(Metadata.CompositeType, data);
@ -13174,7 +13224,9 @@ pub fn toBitcode(self: *Builder, allocator: Allocator) bitcode_writer.Error![]co
.composite_struct_type => std.dwarf.TAG.structure_type,
.composite_union_type => std.dwarf.TAG.union_type,
.composite_enumeration_type => std.dwarf.TAG.enumeration_type,
.composite_array_type => std.dwarf.TAG.array_type,
.composite_array_type,
.composite_vector_type,
=> std.dwarf.TAG.array_type,
else => unreachable,
},
.name = extra.name,
@ -13184,6 +13236,7 @@ pub fn toBitcode(self: *Builder, allocator: Allocator) bitcode_writer.Error![]co
.underlying_type = extra.underlying_type,
.size_in_bits = @as(u64, extra.size_in_bits_lo) | @as(u64, extra.size_in_bits_hi) << 32,
.align_in_bits = @as(u64, extra.align_in_bits_lo) | @as(u64, extra.align_in_bits_hi) << 32,
.flags = if (kind == .composite_vector_type) DIFlags.Vector else 0,
.elements = extra.fields_tuple,
}, metadata_adapter);
},

3
src/codegen/llvm/IR.zig
View File

@ -767,7 +767,7 @@ pub const MetadataBlock = struct {
.{ .vbr = 6 }, // size in bits
.{ .vbr = 6 }, // align in bits
.{ .literal = 0 }, // offset in bits
.{ .literal = 0 }, // flags
.{ .fixed = 32 }, // flags
MetadataAbbrev, // elements
.{ .literal = 0 }, // runtime lang
.{ .literal = 0 }, // vtable holder
@ -789,6 +789,7 @@ pub const MetadataBlock = struct {
underlying_type: Builder.Metadata,
size_in_bits: u64,
align_in_bits: u64,
flags: u32,
elements: Builder.Metadata,
};