/* Set the alignment of MEM to ALIGN bits. */
extern void set_mem_align (rtx, unsigned int);
+/* Set the address space of MEM to ADDRSPACE. */
+extern void set_mem_addr_space (rtx, addr_space_t);
+
/* Set the expr for MEM to EXPR. */
extern void set_mem_expr (rtx, tree);
/* Likewise, but the reference is not required to be valid. */
extern rtx replace_equiv_address_nv (rtx, rtx);
+extern rtx gen_blockage (void);
+extern rtvec gen_rtvec (int, ...);
+extern rtx copy_insn_1 (rtx);
+extern rtx copy_insn (rtx);
+extern rtx gen_int_mode (HOST_WIDE_INT, enum machine_mode);
+extern rtx emit_copy_of_insn_after (rtx, rtx);
+extern void set_reg_attrs_from_value (rtx, rtx);
+extern void set_reg_attrs_for_parm (rtx, rtx);
+extern void set_reg_attrs_for_decl_rtl (tree t, rtx x);
+extern void adjust_reg_mode (rtx, enum machine_mode);
+extern int mem_expr_equal_p (const_tree, const_tree);
+
+/* Return the first insn of the current sequence or current function. */
+
+static inline rtx
+get_insns (void)
+{
+ return crtl->emit.x_first_insn;
+}
+
+/* Specify a new insn as the first in the chain. */
+
+static inline void
+set_first_insn (rtx insn)
+{
+ gcc_checking_assert (!insn || !PREV_INSN (insn));
+ crtl->emit.x_first_insn = insn;
+}
+
+/* Return the last insn emitted in current sequence or current function. */
+
+static inline rtx
+get_last_insn (void)
+{
+ return crtl->emit.x_last_insn;
+}
+
+/* Specify a new insn as the last in the chain. */
+
+static inline void
+set_last_insn (rtx insn)
+{
+ gcc_checking_assert (!insn || !NEXT_INSN (insn));
+ crtl->emit.x_last_insn = insn;
+}
+
+/* Return a number larger than any instruction's uid in this function. */
+
+static inline int
+get_max_uid (void)
+{
+ return crtl->emit.x_cur_insn_uid;
+}
#endif /* GCC_EMIT_RTL_H */