Embed 64 bit constants directly in the IR, using two slots.

Contributed by Peter Cawley.

1 files changed, 6 insertions, 2 deletions

diff --git a/src/lj_opt_fold.c b/src/lj_opt_fold.c
index c102f2db..73a368ed 100644
--- a/src/lj_opt_fold.c
+++ b/src/lj_opt_fold.c
@@ -136,8 +136,8 @@
 /* Some local macros to save typing. Undef'd at the end. */
 #define IR(ref)         (&J->cur.ir[(ref)])
 #define fins            (&J->fold.ins)
-#define fleft           (&J->fold.left)
-#define fright          (&J->fold.right)
+#define fleft           (J->fold.left)
+#define fright          (J->fold.right)
 #define knumleft        (ir_knum(fleft)->n)
 #define knumright       (ir_knum(fright)->n)
 
@@ -2393,10 +2393,14 @@ retry:
   if (fins->op1 >= J->cur.nk) {
     key += (uint32_t)IR(fins->op1)->o << 10;
     *fleft = *IR(fins->op1);
+    if (fins->op1 < REF_TRUE)
+      fleft[1] = IR(fins->op1)[1];
   }
   if (fins->op2 >= J->cur.nk) {
     key += (uint32_t)IR(fins->op2)->o;
     *fright = *IR(fins->op2);
+    if (fins->op2 < REF_TRUE)
+      fright[1] = IR(fins->op2)[1];
   } else {
     key += (fins->op2 & 0x3ffu);  /* Literal mask. Must include IRCONV_*MASK. */
   }