diff options
Diffstat (limited to 'erts/emulator/beam/beam_emu.c')
| -rw-r--r-- | erts/emulator/beam/beam_emu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index badfe62aa9..482f99cb78 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -153,7 +153,7 @@ do { \ * Register target (X or Y register). */ -#define REG_TARGET_PTR(Target) (((Target) & 1) ? &yb(Target-1) : &xb(Target)) +#define REG_TARGET_PTR(Target) (((Target) & 1) ? &yb((Target)-1) : &xb(Target)) /* * Special Beam instructions. @@ -242,6 +242,7 @@ void** beam_ops; #define tb(N) (N) #define xb(N) (*(Eterm *) (((unsigned char *)reg) + (N))) #define yb(N) (*(Eterm *) (((unsigned char *)E) + (N))) +#define Sb(N) (*REG_TARGET_PTR(N)) #define lb(N) (*(double *) (((unsigned char *)&(freg[0].fd)) + (N))) #define Qb(N) (N) #define Ib(N) (N) |