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cgen: minor cleanup in stmt() (#17240)
This commit is contained in:
yuyi
GitHub
parent
223c752460
commit
a173f2964e
@ -1909,70 +1909,11 @@ fn (mut g Gen) stmt(node ast.Stmt) {
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}
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ast.BranchStmt {
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g.write_v_source_line_info(node.pos)
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if node.label != '' {
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x := g.labeled_loops[node.label] or {
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panic('${node.label} doesn\'t exist ${g.file.path}, ${node.pos}')
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}
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match x {
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ast.ForCStmt {
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if x.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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ast.ForInStmt {
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if x.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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ast.ForStmt {
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if x.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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else {}
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}
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if node.kind == .key_break {
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g.writeln('goto ${node.label}__break;')
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} else {
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// assert node.kind == .key_continue
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g.writeln('goto ${node.label}__continue;')
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}
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} else {
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inner_loop := g.inner_loop
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match inner_loop {
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ast.ForCStmt {
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if inner_loop.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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ast.ForInStmt {
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if inner_loop.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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ast.ForStmt {
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if inner_loop.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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else {}
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}
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// continue or break
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if g.is_autofree && !g.is_builtin_mod {
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g.trace_autofree('// free before continue/break')
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g.autofree_scope_vars_stop(node.pos.pos - 1, node.pos.line_nr, true,
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g.branch_parent_pos)
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}
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g.writeln('${node.kind};')
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}
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g.branch_stmt(node)
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}
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ast.ConstDecl {
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g.write_v_source_line_info(node.pos)
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// if g.pref.build_mode != .build_module {
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g.const_decl(node)
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// }
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}
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ast.ComptimeFor {
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g.comptime_for(node)
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@ -2077,116 +2018,7 @@ fn (mut g Gen) stmt(node ast.Stmt) {
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g.writeln('goto ${c_name(node.name)};')
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}
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ast.HashStmt {
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line_nr := node.pos.line_nr + 1
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mut ct_condition := ''
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if node.ct_conds.len > 0 {
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ct_condition_start := g.out.len
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for idx, ct_expr in node.ct_conds {
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g.comptime_if_cond(ct_expr, false)
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if idx < node.ct_conds.len - 1 {
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g.write(' && ')
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}
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}
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ct_condition = g.out.cut_to(ct_condition_start).trim_space()
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// dump(node)
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// dump(ct_condition)
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}
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// #include etc
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if node.kind == 'include' {
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mut missing_message := 'Header file ${node.main}, needed for module `${node.mod}` was not found.'
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if node.msg != '' {
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missing_message += ' ${node.msg}.'
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} else {
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missing_message += ' Please install the corresponding development headers.'
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}
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mut guarded_include := get_guarded_include_text(node.main, missing_message)
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if node.main == '<errno.h>' {
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// fails with musl-gcc and msvc; but an unguarded include works:
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guarded_include = '#include ${node.main}'
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}
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if node.main.contains('.m') {
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g.definitions.writeln('\n')
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if ct_condition.len > 0 {
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g.definitions.writeln('#if ${ct_condition}')
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}
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// Objective C code import, include it after V types, so that e.g. `string` is
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// available there
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g.definitions.writeln('// added by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.definitions.writeln(guarded_include)
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if ct_condition.len > 0 {
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g.definitions.writeln('#endif // \$if ${ct_condition}')
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}
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g.definitions.writeln('\n')
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} else {
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g.includes.writeln('\n')
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if ct_condition.len > 0 {
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g.includes.writeln('#if ${ct_condition}')
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}
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g.includes.writeln('// added by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.includes.writeln(guarded_include)
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if ct_condition.len > 0 {
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g.includes.writeln('#endif // \$if ${ct_condition}')
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}
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g.includes.writeln('\n')
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}
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} else if node.kind == 'preinclude' {
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mut missing_message := 'Header file ${node.main}, needed for module `${node.mod}` was not found.'
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if node.msg != '' {
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missing_message += ' ${node.msg}.'
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} else {
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missing_message += ' Please install the corresponding development headers.'
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}
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mut guarded_include := get_guarded_include_text(node.main, missing_message)
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if node.main == '<errno.h>' {
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// fails with musl-gcc and msvc; but an unguarded include works:
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guarded_include = '#include ${node.main}'
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}
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if node.main.contains('.m') {
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// Might need to support '#preinclude' for .m files as well but for the moment
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// this does the same as '#include' for them
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g.definitions.writeln('\n')
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if ct_condition.len > 0 {
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g.definitions.writeln('#if ${ct_condition}')
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}
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// Objective C code import, include it after V types, so that e.g. `string` is
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// available there
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g.definitions.writeln('// added by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.definitions.writeln(guarded_include)
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if ct_condition.len > 0 {
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g.definitions.writeln('#endif // \$if ${ct_condition}')
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}
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g.definitions.writeln('\n')
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} else {
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g.preincludes.writeln('\n')
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if ct_condition.len > 0 {
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g.preincludes.writeln('#if ${ct_condition}')
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}
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g.preincludes.writeln('// added by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.preincludes.writeln(guarded_include)
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if ct_condition.len > 0 {
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g.preincludes.writeln('#endif // \$if ${ct_condition}')
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}
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g.preincludes.writeln('\n')
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}
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} else if node.kind == 'insert' {
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if ct_condition.len > 0 {
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g.includes.writeln('#if ${ct_condition}')
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}
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g.includes.writeln('// inserted by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.includes.writeln(node.val)
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if ct_condition.len > 0 {
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g.includes.writeln('#endif // \$if ${ct_condition}')
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}
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} else if node.kind == 'define' {
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if ct_condition.len > 0 {
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g.includes.writeln('#if ${ct_condition}')
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}
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g.includes.writeln('// defined by module `${node.mod}`')
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g.includes.writeln('#define ${node.main}')
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if ct_condition.len > 0 {
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g.includes.writeln('#endif // \$if ${ct_condition}')
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}
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}
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g.hash_stmt(node)
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}
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ast.Import {}
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ast.InterfaceDecl {
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@ -4490,6 +4322,178 @@ fn (mut g Gen) gen_option_error(target_type ast.Type, expr ast.Expr) {
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g.write(', .data={EMPTY_STRUCT_INITIALIZATION} }')
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}
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fn (mut g Gen) hash_stmt(node ast.HashStmt) {
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line_nr := node.pos.line_nr + 1
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mut ct_condition := ''
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if node.ct_conds.len > 0 {
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ct_condition_start := g.out.len
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for idx, ct_expr in node.ct_conds {
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g.comptime_if_cond(ct_expr, false)
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if idx < node.ct_conds.len - 1 {
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g.write(' && ')
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}
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}
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ct_condition = g.out.cut_to(ct_condition_start).trim_space()
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// dump(node)
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// dump(ct_condition)
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}
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// #include etc
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if node.kind == 'include' {
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mut missing_message := 'Header file ${node.main}, needed for module `${node.mod}` was not found.'
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if node.msg != '' {
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missing_message += ' ${node.msg}.'
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} else {
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missing_message += ' Please install the corresponding development headers.'
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}
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mut guarded_include := get_guarded_include_text(node.main, missing_message)
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if node.main == '<errno.h>' {
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// fails with musl-gcc and msvc; but an unguarded include works:
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guarded_include = '#include ${node.main}'
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}
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if node.main.contains('.m') {
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g.definitions.writeln('\n')
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if ct_condition.len > 0 {
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g.definitions.writeln('#if ${ct_condition}')
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}
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// Objective C code import, include it after V types, so that e.g. `string` is
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// available there
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g.definitions.writeln('// added by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.definitions.writeln(guarded_include)
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if ct_condition.len > 0 {
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g.definitions.writeln('#endif // \$if ${ct_condition}')
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}
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g.definitions.writeln('\n')
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} else {
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g.includes.writeln('\n')
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if ct_condition.len > 0 {
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g.includes.writeln('#if ${ct_condition}')
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}
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g.includes.writeln('// added by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.includes.writeln(guarded_include)
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if ct_condition.len > 0 {
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g.includes.writeln('#endif // \$if ${ct_condition}')
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}
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g.includes.writeln('\n')
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}
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} else if node.kind == 'preinclude' {
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mut missing_message := 'Header file ${node.main}, needed for module `${node.mod}` was not found.'
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if node.msg != '' {
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missing_message += ' ${node.msg}.'
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} else {
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missing_message += ' Please install the corresponding development headers.'
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}
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mut guarded_include := get_guarded_include_text(node.main, missing_message)
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if node.main == '<errno.h>' {
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// fails with musl-gcc and msvc; but an unguarded include works:
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guarded_include = '#include ${node.main}'
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}
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if node.main.contains('.m') {
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// Might need to support '#preinclude' for .m files as well but for the moment
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// this does the same as '#include' for them
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g.definitions.writeln('\n')
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if ct_condition.len > 0 {
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g.definitions.writeln('#if ${ct_condition}')
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}
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// Objective C code import, include it after V types, so that e.g. `string` is
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// available there
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g.definitions.writeln('// added by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.definitions.writeln(guarded_include)
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if ct_condition.len > 0 {
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g.definitions.writeln('#endif // \$if ${ct_condition}')
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}
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g.definitions.writeln('\n')
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} else {
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g.preincludes.writeln('\n')
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if ct_condition.len > 0 {
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g.preincludes.writeln('#if ${ct_condition}')
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}
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g.preincludes.writeln('// added by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.preincludes.writeln(guarded_include)
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if ct_condition.len > 0 {
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g.preincludes.writeln('#endif // \$if ${ct_condition}')
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}
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g.preincludes.writeln('\n')
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}
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} else if node.kind == 'insert' {
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if ct_condition.len > 0 {
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g.includes.writeln('#if ${ct_condition}')
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}
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g.includes.writeln('// inserted by module `${node.mod}`, file: ${os.file_name(node.source_file)}:${line_nr}:')
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g.includes.writeln(node.val)
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if ct_condition.len > 0 {
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g.includes.writeln('#endif // \$if ${ct_condition}')
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}
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} else if node.kind == 'define' {
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if ct_condition.len > 0 {
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g.includes.writeln('#if ${ct_condition}')
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}
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g.includes.writeln('// defined by module `${node.mod}`')
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g.includes.writeln('#define ${node.main}')
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if ct_condition.len > 0 {
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g.includes.writeln('#endif // \$if ${ct_condition}')
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}
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}
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}
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fn (mut g Gen) branch_stmt(node ast.BranchStmt) {
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if node.label != '' {
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x := g.labeled_loops[node.label] or {
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panic('${node.label} doesn\'t exist ${g.file.path}, ${node.pos}')
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}
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match x {
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ast.ForCStmt {
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if x.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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ast.ForInStmt {
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if x.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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ast.ForStmt {
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if x.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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else {}
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}
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if node.kind == .key_break {
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g.writeln('goto ${node.label}__break;')
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} else {
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// assert node.kind == .key_continue
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g.writeln('goto ${node.label}__continue;')
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}
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} else {
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inner_loop := g.inner_loop
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match inner_loop {
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ast.ForCStmt {
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if inner_loop.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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ast.ForInStmt {
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if inner_loop.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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ast.ForStmt {
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if inner_loop.scope.contains(g.cur_lock.pos.pos) {
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g.unlock_locks()
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}
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}
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else {}
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}
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// continue or break
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if g.is_autofree && !g.is_builtin_mod {
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g.trace_autofree('// free before continue/break')
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g.autofree_scope_vars_stop(node.pos.pos - 1, node.pos.line_nr, true, g.branch_parent_pos)
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}
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g.writeln('${node.kind};')
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}
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}
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fn (mut g Gen) return_stmt(node ast.Return) {
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g.write_v_source_line_info(node.pos)
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