| /* Exported functions from emit-rtl.c |
| Copyright (C) 2004-2014 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify it under |
| the terms of the GNU General Public License as published by the Free |
| Software Foundation; either version 3, or (at your option) any later |
| version. |
| |
| GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
| WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef GCC_EMIT_RTL_H |
| #define GCC_EMIT_RTL_H |
| |
| /* Return whether two MEM_ATTRs are equal. */ |
| bool mem_attrs_eq_p (const struct mem_attrs *, const struct mem_attrs *); |
| |
| /* Set the alias set of MEM to SET. */ |
| extern void set_mem_alias_set (rtx, alias_set_type); |
| |
| /* 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); |
| |
| /* Set the offset for MEM to OFFSET. */ |
| extern void set_mem_offset (rtx, HOST_WIDE_INT); |
| |
| /* Clear the offset recorded for MEM. */ |
| extern void clear_mem_offset (rtx); |
| |
| /* Set the size for MEM to SIZE. */ |
| extern void set_mem_size (rtx, HOST_WIDE_INT); |
| |
| /* Clear the size recorded for MEM. */ |
| extern void clear_mem_size (rtx); |
| |
| /* Set the attributes for MEM appropriate for a spill slot. */ |
| extern void set_mem_attrs_for_spill (rtx); |
| extern tree get_spill_slot_decl (bool); |
| |
| /* Return a memory reference like MEMREF, but with its address changed to |
| ADDR. The caller is asserting that the actual piece of memory pointed |
| to is the same, just the form of the address is being changed, such as |
| by putting something into a register. */ |
| extern rtx replace_equiv_address (rtx, rtx); |
| |
| /* 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 copy_delay_slot_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); |
| |
| extern bool need_atomic_barrier_p (enum memmodel, bool); |
| |
| /* 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; |
| } |
| |
| extern void set_decl_incoming_rtl (tree, rtx, bool); |
| |
| #endif /* GCC_EMIT_RTL_H */ |
