Add support for full-range 64 bit lightuserdata.

2020-09-30 01:31:27 +02:00
parent e67e2040be
commit e9af1abec5
17 changed files with 121 additions and 67 deletions
--- a/src/lj_ccall.c
+++ b/src/lj_ccall.c
@@ -1167,7 +1167,7 @@ int lj_ccall_func(lua_State *L, GCcdata *cd)
    lj_vm_ffi_call(&cc);
    if (cts->cb.slot != ~0u) {  /* Blacklist function that called a callback. */
      TValue tv;
-      setlightudV(&tv, (void *)cc.func);
+      tv.u64 = ((uintptr_t)(void *)cc.func >> 2) | U64x(800000000, 00000000);
      setboolV(lj_tab_set(L, cts->miscmap, &tv), 1);
    }
    ct = (CType *)((intptr_t)ct+(intptr_t)cts->tab);  /* May be reallocated. */