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llvm: improve emitted debug info

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* ensure parameter debug info is in the subroutine di scope
* slit sub file path into basename and dirname

Closes #12257
Closes #12665
This commit is contained in:
Veikka Tuominen 2022-11-28 13:06:35 +02:00 committed by Andrew Kelley
parent 5404d06ea9
commit 3357425b87
1 changed files with 4 additions and 4 deletions
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8
src/codegen/llvm.zig
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@ -1179,8 +1179,7 @@ pub const Object = struct {
llvm_func.fnSetSubprogram(subprogram);
const lexical_block = dib.createLexicalBlock(subprogram.toScope(), di_file.?, line_number, 1);
di_scope = lexical_block.toScope();
di_scope = subprogram.toScope();
}
var fg: FuncGen = .{
@ -1393,9 +1392,10 @@ pub const Object = struct {
return @ptrCast(*llvm.DIFile, gop.value_ptr.*);
}
const dir_path = file.pkg.root_src_directory.path orelse ".";
const sub_file_path_z = try gpa.dupeZ(u8, file.sub_file_path);
const sub_file_path_z = try gpa.dupeZ(u8, std.fs.path.basename(file.sub_file_path));
defer gpa.free(sub_file_path_z);
const dir_path_z = try gpa.dupeZ(u8, dir_path);
const stage1_workaround = std.fs.path.dirname(file.sub_file_path) orelse "";
const dir_path_z = try std.fs.path.joinZ(gpa, &.{ dir_path, stage1_workaround });
defer gpa.free(dir_path_z);
const di_file = o.di_builder.?.createFile(sub_file_path_z, dir_path_z);
gop.value_ptr.* = di_file.toNode();