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jumps do not close upvalues (to be faster and simpler);

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explicit instruction to close upvalues; command 'break' not
handled like a 'goto' (to optimize removal of uneeded 'close'
instructions)
This commit is contained in:
Roberto Ierusalimschy
2017-09-13 16:50:08 -03:00
parent 029d269f4d
commit 80d9b09f35
6 changed files with 139 additions and 67 deletions
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6
lcode.h
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@@ -1,5 +1,5 @@
/*
** $Id: lcode.h,v 1.64 2016/01/05 16:22:37 roberto Exp roberto $
** $Id: lcode.h,v 1.65 2017/04/20 19:53:55 roberto Exp roberto $
** Code generator for Lua
** See Copyright Notice in lua.h
*/
@@ -73,8 +73,10 @@ LUAI_FUNC void luaK_setoneret (FuncState *fs, expdesc *e);
LUAI_FUNC int luaK_jump (FuncState *fs);
LUAI_FUNC void luaK_ret (FuncState *fs, int first, int nret);
LUAI_FUNC void luaK_patchlist (FuncState *fs, int list, int target);
void luaK_patchgoto (FuncState *fs, int list, int target, int hasclose);
LUAI_FUNC void luaK_patchtohere (FuncState *fs, int list);
LUAI_FUNC void luaK_patchclose (FuncState *fs, int list, int level);
LUAI_FUNC void luaK_patchclose (FuncState *fs, int list);
LUAI_FUNC int luaK_needclose (FuncState *fs, int list);
LUAI_FUNC void luaK_concat (FuncState *fs, int *l1, int l2);
LUAI_FUNC int luaK_getlabel (FuncState *fs);
LUAI_FUNC void luaK_prefix (FuncState *fs, UnOpr op, expdesc *v, int line);