diff options
author | Karl Berry <karl@freefriends.org> | 2023-02-21 22:26:33 +0000 |
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committer | Karl Berry <karl@freefriends.org> | 2023-02-21 22:26:33 +0000 |
commit | a3b9579689d76ded1ca36281779b5f4eb08c5451 (patch) | |
tree | f55f88010d6b2b5c3c324138698e338256615206 /Build/source/texk/web2c/xetexdir | |
parent | b5d532a9dcae838d0ead1a88c75156168d146fb4 (diff) |
transfer memory reduction for \special shipout from luatex to the other engines
git-svn-id: svn://tug.org/texlive/trunk@66038 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/xetexdir')
-rw-r--r-- | Build/source/texk/web2c/xetexdir/ChangeLog | 5 | ||||
-rw-r--r-- | Build/source/texk/web2c/xetexdir/xetex.web | 13 |
2 files changed, 13 insertions, 5 deletions
diff --git a/Build/source/texk/web2c/xetexdir/ChangeLog b/Build/source/texk/web2c/xetexdir/ChangeLog index 469fd9add49..a7879ba2ac5 100644 --- a/Build/source/texk/web2c/xetexdir/ChangeLog +++ b/Build/source/texk/web2c/xetexdir/ChangeLog @@ -1,3 +1,8 @@ +2023-02-21 Phelype Oleinik <phelype.oleinik@latex-project.org> + + * xetex.web: reduce memory usage for \special shipout, + a la HH/luatex. + 2023-02-19 Martin Hosken <martin_hosken@sil.org> * xetex.web (Insert glue for |split_top_skip|...), diff --git a/Build/source/texk/web2c/xetexdir/xetex.web b/Build/source/texk/web2c/xetexdir/xetex.web index 966ecd7b666..998d0774c06 100644 --- a/Build/source/texk/web2c/xetexdir/xetex.web +++ b/Build/source/texk/web2c/xetexdir/xetex.web @@ -30251,19 +30251,20 @@ that actually send out the requested data. Let's do \.{\\special} first procedure special_out(@!p:pointer); var old_setting:0..max_selector; {holds print |selector|} @!k:pool_pointer; {index into |str_pool|} +@!h:halfword; @!q,@!r:pointer; {temporary variables for list manipulation} @!old_mode:integer; {saved |mode|} begin synch_h; synch_v;@/ doing_special:=true; -old_setting:=selector; selector:=new_string; -selector:=old_setting; +old_setting:=selector; if subtype(p)=latespecial_node then begin @<Expand macros in the token list and make |link(def_ref)| point to the result@>; - write_tokens(p):=def_ref; - end; + h:=def_ref; + end +else h:=write_tokens(p); selector:=new_string; -show_token_list(link(write_tokens(p)),null,pool_size-pool_ptr); +show_token_list(link(h),null,pool_size-pool_ptr); selector:=old_setting; str_room(1); if cur_length<256 then @@ -30273,6 +30274,8 @@ else begin dvi_out(xxx4); dvi_four(cur_length); end; for k:=str_start_macro(str_ptr) to pool_ptr-1 do dvi_out(so(str_pool[k])); pool_ptr:=str_start_macro(str_ptr); {erase the string} +if subtype(p)=latespecial_node then + flush_list(def_ref); doing_special:=false; end; |