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

Contributed by Peter Cawley.
2016-05-23 00:25:29 +02:00
parent a4067978b6
commit 7fb75ccc4c
17 changed files with 105 additions and 60 deletions
--- a/src/lj_jit.h
+++ b/src/lj_jit.h
@@ -355,8 +355,8 @@ enum {
 /* Fold state is used to fold instructions on-the-fly. */
 typedef struct FoldState {
  IRIns ins;		/* Currently emitted instruction. */
-  IRIns left;		/* Instruction referenced by left operand. */
-  IRIns right;		/* Instruction referenced by right operand. */
+  IRIns left[2];	/* Instruction referenced by left operand. */
+  IRIns right[2];	/* Instruction referenced by right operand. */
 } FoldState;

 /* JIT compiler state. */