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lua: Migrate to gentargets and improve it

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Closes #803

Based on initial patch by rvpaasen@t3i.nl

[Peter: lua/luac needs liblua.so.* on target]
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
This commit is contained in:
Gustavo Zacarias
2010-04-29 18:03:45 -03:00
committed by Peter Korsgaard
parent 494149b989
commit 46913a2d4f
9 changed files with 400 additions and 76 deletions
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48
package/lua/lua-boolean_expression.patch Normal file
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@@ -0,0 +1,48 @@
--- lua-5.1.4.orig/src/lcode.c 2007/12/28 15:32:23 2.25.1.3
+++ lua-5.1.4/src/lcode.c 2009/06/15 14:07:34
@@ -544,15 +544,18 @@
pc = NO_JUMP; /* always true; do nothing */
break;
}
- case VFALSE: {
- pc = luaK_jump(fs); /* always jump */
- break;
- }
case VJMP: {
invertjump(fs, e);
pc = e->u.s.info;
break;
}
+ case VFALSE: {
+ if (!hasjumps(e)) {
+ pc = luaK_jump(fs); /* always jump */
+ break;
+ }
+ /* else go through */
+ }
default: {
pc = jumponcond(fs, e, 0);
break;
@@ -572,14 +575,17 @@
pc = NO_JUMP; /* always false; do nothing */
break;
}
- case VTRUE: {
- pc = luaK_jump(fs); /* always jump */
- break;
- }
case VJMP: {
pc = e->u.s.info;
break;
}
+ case VTRUE: {
+ if (!hasjumps(e)) {
+ pc = luaK_jump(fs); /* always jump */
+ break;
+ }
+ /* else go through */
+ }
default: {
pc = jumponcond(fs, e, 1);
break;