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prelude.c.tmpl: static literals

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* template/prelude.c.tmpl (PRELUDE_STR): make string objects with
  static literals not to copy them.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61460 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-12-25 02:42:13 +00:00
parent d9c76c5bd8
commit d66f2d4443
1 changed files with 8 additions and 7 deletions
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15
template/prelude.c.tmpl
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@ -85,7 +85,10 @@ Prelude.new(output && output[/\w+(?=_prelude.c\b)/] || 'prelude', ARGV, vpath).i
% preludes = @preludes.values.sort % preludes = @preludes.values.sort
% preludes.each {|i, prelude, lines, sub| % preludes.each {|i, prelude, lines, sub|
static const char prelude_name<%=i%><%=%>[] = "<%=c_esc(prelude_name(*prelude))%>"; % name = prelude_name(*prelude)
static const struct {
char L0[<%=name.size%><%=%>];
} prelude_name<%=i%><%=%> = {"<%=c_esc(name)%>"};
static const struct { static const struct {
% size = beg = 0 % size = beg = 0
% lines.each_with_index {|(line, comment), n| % lines.each_with_index {|(line, comment), n|
@ -135,6 +138,7 @@ prelude_prefix_path(VALUE self)
% end % end
% unless preludes.empty? % unless preludes.empty?
#define PRELUDE_STR(n) rb_usascii_str_new_static(prelude_##n.L0, sizeof(prelude_##n))
static void static void
prelude_eval(VALUE code, VALUE name, int line) prelude_eval(VALUE code, VALUE name, int line)
{ {
@ -185,8 +189,8 @@ prelude_require(VALUE self, VALUE nth)
% @preludes.each_value do |i, prelude, lines, sub| % @preludes.each_value do |i, prelude, lines, sub|
% if sub % if sub
case <%=i%><%=%>: case <%=i%><%=%>:
code = rb_usascii_str_new(prelude_code<%=i%><%=%>.L0, sizeof(prelude_code<%=i%><%=%>)); code = PRELUDE_STR(code<%=i%><%=%>);
name = rb_usascii_str_new(prelude_name<%=i%><%=%>, sizeof(prelude_name<%=i%><%=%>) - 1); name = PRELUDE_STR(name<%=i%><%=%>);
break; break;
% end % end
% end % end
@ -218,10 +222,7 @@ Init_<%=@init_name%><%=%>(void)
% end % end
% preludes.each do |i, prelude, lines, sub| % preludes.each do |i, prelude, lines, sub|
% next if sub % next if sub
prelude_eval( prelude_eval(PRELUDE_STR(code<%=i%><%=%>), PRELUDE_STR(name<%=i%><%=%>), 1);
rb_usascii_str_new(prelude_code<%=i%><%=%>.L0, sizeof(prelude_code<%=i%><%=%>)),
rb_usascii_str_new(prelude_name<%=i%><%=%>, sizeof(prelude_name<%=i%><%=%>) - 1),
1);
% end % end
% if @have_sublib % if @have_sublib
rb_gc_force_recycle(prelude); rb_gc_force_recycle(prelude);