- if (MEM_P (x) && MEM_OFFSET (x) && GET_CODE (MEM_OFFSET (x)) == CONST_INT)
- REG_ATTRS (reg)
- = get_reg_attrs (MEM_EXPR (x), INTVAL (MEM_OFFSET (x)) + offset);
- if (REG_P (x) && REG_ATTRS (x))
- update_reg_offset (reg, x, offset);
+ if (MEM_P (x))
+ {
+ if (MEM_OFFSET (x) && GET_CODE (MEM_OFFSET (x)) == CONST_INT)
+ REG_ATTRS (reg)
+ = get_reg_attrs (MEM_EXPR (x), INTVAL (MEM_OFFSET (x)) + offset);
+ if (MEM_POINTER (x))
+ mark_reg_pointer (reg, MEM_ALIGN (x));
+ }
+ else if (REG_P (x))
+ {
+ if (REG_ATTRS (x))
+ update_reg_offset (reg, x, offset);
+ if (REG_POINTER (x))
+ mark_reg_pointer (reg, REGNO_POINTER_ALIGN (REGNO (x)));
+ }
+}
+
+/* Generate a REG rtx for a new pseudo register, copying the mode
+ and attributes from X. */
+
+rtx
+gen_reg_rtx_and_attrs (rtx x)
+{
+ rtx reg = gen_reg_rtx (GET_MODE (x));
+ set_reg_attrs_from_value (reg, x);
+ return reg;