gh-mirror/mikepaul-LuaJIT
1
0
Fork 0
mirror of https://github.com/LuaJIT/LuaJIT.git synced 2025-02-07 23:24:09 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Fix TNEW load forwarding with instable types.

Browse Source
This commit is contained in:
Mike Pall 2019-05-09 11:33:03 +02:00
parent 9bd5a722be
commit d4c0c6e17e
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/lj_opt_mem.c
View File

@ -179,7 +179,8 @@ static TRef fwd_ahload(jit_State *J, IRRef xref)
} }
ref = store->prev; ref = store->prev;
} }
lua_assert(ir->o != IR_TNEW || irt_isnil(fins->t)); if (ir->o == IR_TNEW && !irt_isnil(fins->t))
return 0; /* Type instability in loop-carried dependency. */
if (irt_ispri(fins->t)) { if (irt_ispri(fins->t)) {
return TREF_PRI(irt_type(fins->t)); return TREF_PRI(irt_type(fins->t));
} else if (irt_isnum(fins->t) || (LJ_DUALNUM && irt_isint(fins->t)) || } else if (irt_isnum(fins->t) || (LJ_DUALNUM && irt_isint(fins->t)) ||