/* Commonly used modes. */
-enum machine_mode byte_mode; /* Mode whose width is BITS_PER_UNIT */
-enum machine_mode word_mode; /* Mode whose width is BITS_PER_WORD */
+enum machine_mode byte_mode; /* Mode whose width is BITS_PER_UNIT. */
+enum machine_mode word_mode; /* Mode whose width is BITS_PER_WORD. */
+enum machine_mode ptr_mode; /* Mode whose width is POINTER_SIZE. */
/* This is reset to LAST_VIRTUAL_REGISTER + 1 at the start of each function.
After rtl generation, it is 1 plus the largest register number used. */
all pointers. */
REGNO_POINTER_FLAG (STACK_POINTER_REGNUM) = 1;
REGNO_POINTER_FLAG (FRAME_POINTER_REGNUM) = 1;
+ REGNO_POINTER_FLAG (HARD_FRAME_POINTER_REGNUM) = 1;
REGNO_POINTER_FLAG (ARG_POINTER_REGNUM) = 1;
REGNO_POINTER_FLAG (VIRTUAL_INCOMING_ARGS_REGNUM) = 1;
word_mode = mode;
}
+ ptr_mode = mode_for_size (POINTER_SIZE, GET_MODE_CLASS (Pmode), 0);
+
/* Create the unique rtx's for certain rtx codes and operand values. */
pc_rtx = gen_rtx (PC, VOIDmode);