x86: Fix register allocation for calls returning register pair.

2012-09-27 14:16:18 +02:00
parent cfca926cc2
commit 0ecdff43e8
3 changed files with 12 additions and 3 deletions
--- a/src/lj_target_x86.h
+++ b/src/lj_target_x86.h
@@ -191,6 +191,7 @@ typedef struct {
 typedef enum {
  /* Fixed length opcodes. XI_* prefix. */
  XI_NOP =	0x90,
+  XI_XCHGa =	0x90,
  XI_CALL =	0xe8,
  XI_JMP =	0xe9,
  XI_JMPs =	0xeb,