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Support asm template groups

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This commit is contained in:
gingerBill
2026-08-17 19:54:21 +01:00
parent 8f2a4346fc
commit c3b2029f64
8 changed files with 235 additions and 2 deletions
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44
src/parser.cpp
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@@ -237,6 +237,9 @@ gb_internal Ast *clone_ast(Ast *node, AstFile *f) {
case Ast_ProcGroup:
n->ProcGroup.args = clone_ast_array(n->ProcGroup.args, f);
break;
case Ast_AsmGroup:
n->AsmGroup.args = clone_ast_array(n->AsmGroup.args, f);
break;
case Ast_ProcLit:
n->ProcLit.type = clone_ast(n->ProcLit.type, f);
n->ProcLit.body = clone_ast(n->ProcLit.body, f);
@@ -975,6 +978,15 @@ gb_internal Ast *ast_proc_group(AstFile *f, Token token, Token open, Token close
return result;
}
gb_internal Ast *ast_asm_group(AstFile *f, Token token, Token open, Token close, Array<Ast *> const &args) {
Ast *result = alloc_ast_node(f, Ast_AsmGroup);
result->AsmGroup.token = token;
result->AsmGroup.open = open;
result->AsmGroup.close = close;
result->AsmGroup.args = slice_from_array(args);
return result;
}
gb_internal Ast *ast_proc_lit(AstFile *f, Ast *type, Ast *body, u64 tags, Token where_token, Array<Ast *> const &where_clauses) {
Ast *result = alloc_ast_node(f, Ast_ProcLit);
result->ProcLit.type = type;
@@ -2466,6 +2478,8 @@ gb_internal Ast *parse_asm_operand(AstFile *f, bool allow_memory_operand) {
case Token_Float:
case Token_Rune:
return ast_basic_lit(f, advance_token(f));
case Token_OpenParen:
return parse_expr(f, false);
case Token_OpenBracket:
if (allow_memory_operand) {
Token open = expect_token(f, Token_OpenBracket);
@@ -3484,6 +3498,36 @@ gb_internal Ast *parse_operand(AstFile *f, bool lhs) {
}
case Token_asm:
if (peek_token(f).kind == Token_OpenBrace) { // asm group
Token token = expect_token(f, Token_asm);
Token open = expect_token(f, Token_OpenBrace);
auto args = array_make<Ast *>(ast_allocator(f));
while (f->curr_token.kind != Token_CloseBrace &&
f->curr_token.kind != Token_EOF) {
Ast *elem = parse_expr(f, false);
if (f->curr_token.kind == Token_where) {
Token where = expect_token(f, Token_where);
Ast *cond = parse_expr(f, false);
elem = ast_binary_expr(f, where, elem, cond);
}
array_add(&args, elem);
if (!allow_field_separator(f)) {
break;
}
}
Token close = expect_token(f, Token_CloseBrace);
if (args.count == 0) {
syntax_error(token, "Expected a least 1 argument in a procedure group");
}
return ast_asm_group(f, token, open, close, args);
}
return parse_asm_template(f);
}