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RELEASE LuaJIT-2.0.0-beta2

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Mike Pall
2009-12-08 19:49:20 +01:00
parent 55b1695971
commit 1d1fed48a0
46 changed files with 1289 additions and 441 deletions
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4
src/lj_opt_mem.c
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@@ -519,8 +519,8 @@ int lj_opt_fwd_wasnonnil(jit_State *J, IROpT loadop, IRRef xref)
} else if (irt_isnil(store->t)) { /* Must check any nil store. */
IRRef skref = IR(store->op1)->op2;
IRRef xkref = IR(xref)->op2;
/* Same key type MAY alias. */
if (irt_sametype(IR(skref)->t, IR(xkref)->t)) {
/* Same key type MAY alias. Need ALOAD check due to multiple int types. */
if (loadop == IR_ALOAD || irt_sametype(IR(skref)->t, IR(xkref)->t)) {
if (skref == xkref || !irref_isk(skref) || !irref_isk(xkref))
return 0; /* A nil store with same const key or var key MAY alias. */
/* Different const keys CANNOT alias. */