line tables and backtraces: port agent/line-tables onto main, op 56 on the x86-64 jit, docs, measurements, tests; default genome reservation 0x68000

1 files changed, 10 insertions, 1 deletions

diff --git a/src/compiler/builtins.zc b/src/compiler/builtins.zc
index 53d8597..5d7bc9c 100644
--- a/src/compiler/builtins.zc
+++ b/src/compiler/builtins.zc
@@ -507,6 +507,15 @@ int kw_docs() {
 	next(); expect(s_semi);
 	return 0;
 }
+// lines on; records line tables for the functions that follow, lines off; stops (see lt_begin)
+int kw_lines() {
+	next();
+	if (is_id(s_on)) {
+		lines_on = 1;
+	} else if (is_id(s_off)) lines_on = 0; else die("lines on or lines off");
+	next(); expect(s_semi);
+	return 0;
+}
 // hints on; / hints small; / hints off; from here to the end of the document (or the next such line)
 int kw_hints() {
 	int level = 2, at = toff;
@@ -1167,7 +1176,7 @@ int types_init() {
 	s_le = intern("<=");
 	s_ge = intern(">=");
 	s_eqeq = intern("=="); s_ne = intern("!="); s_plus = intern("+");
-	s_struct = intern("struct"); s_type = intern("type"); s_typedef = intern("typedef"); s_typecheck = intern("typecheck"); s_docs = intern("docs"); s_std = intern("std"); s_icon = intern("icon"); s_small = intern("small");
+	s_struct = intern("struct"); s_type = intern("type"); s_typedef = intern("typedef"); s_typecheck = intern("typecheck"); s_docs = intern("docs"); s_lines = intern("lines"); s_std = intern("std"); s_icon = intern("icon"); s_small = intern("small");
 	s_on = intern("on");
 	s_off = intern("off");
 	s_new = intern("rt.new");