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jeremybenn |
/* Exported functions from emit-rtl.c
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Copyright (C) 2004, 2007, 2008, 2010 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_EMIT_RTL_H
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#define GCC_EMIT_RTL_H
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/* Set the alias set of MEM to SET. */
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extern void set_mem_alias_set (rtx, alias_set_type);
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/* Set the alignment of MEM to ALIGN bits. */
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extern void set_mem_align (rtx, unsigned int);
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/* Set the address space of MEM to ADDRSPACE. */
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extern void set_mem_addr_space (rtx, addr_space_t);
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/* Set the expr for MEM to EXPR. */
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extern void set_mem_expr (rtx, tree);
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/* Set the offset for MEM to OFFSET. */
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extern void set_mem_offset (rtx, HOST_WIDE_INT);
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/* Clear the offset recorded for MEM. */
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extern void clear_mem_offset (rtx);
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/* Set the size for MEM to SIZE. */
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extern void set_mem_size (rtx, HOST_WIDE_INT);
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/* Clear the size recorded for MEM. */
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extern void clear_mem_size (rtx);
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/* Set the attributes for MEM appropriate for a spill slot. */
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extern void set_mem_attrs_for_spill (rtx);
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extern tree get_spill_slot_decl (bool);
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/* Return a memory reference like MEMREF, but with its address changed to
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ADDR. The caller is asserting that the actual piece of memory pointed
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to is the same, just the form of the address is being changed, such as
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by putting something into a register. */
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extern rtx replace_equiv_address (rtx, rtx);
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/* Likewise, but the reference is not required to be valid. */
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extern rtx replace_equiv_address_nv (rtx, rtx);
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extern rtx gen_blockage (void);
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extern rtvec gen_rtvec (int, ...);
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extern rtx copy_insn_1 (rtx);
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extern rtx copy_insn (rtx);
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extern rtx gen_int_mode (HOST_WIDE_INT, enum machine_mode);
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extern rtx emit_copy_of_insn_after (rtx, rtx);
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extern void set_reg_attrs_from_value (rtx, rtx);
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extern void set_reg_attrs_for_parm (rtx, rtx);
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extern void set_reg_attrs_for_decl_rtl (tree t, rtx x);
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extern void adjust_reg_mode (rtx, enum machine_mode);
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extern int mem_expr_equal_p (const_tree, const_tree);
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/* Return the first insn of the current sequence or current function. */
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static inline rtx
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get_insns (void)
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{
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return crtl->emit.x_first_insn;
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}
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/* Specify a new insn as the first in the chain. */
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static inline void
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set_first_insn (rtx insn)
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{
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gcc_checking_assert (!insn || !PREV_INSN (insn));
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crtl->emit.x_first_insn = insn;
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}
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/* Return the last insn emitted in current sequence or current function. */
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static inline rtx
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get_last_insn (void)
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{
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return crtl->emit.x_last_insn;
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}
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/* Specify a new insn as the last in the chain. */
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static inline void
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set_last_insn (rtx insn)
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{
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gcc_checking_assert (!insn || !NEXT_INSN (insn));
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crtl->emit.x_last_insn = insn;
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}
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/* Return a number larger than any instruction's uid in this function. */
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static inline int
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get_max_uid (void)
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{
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return crtl->emit.x_cur_insn_uid;
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}
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#endif /* GCC_EMIT_RTL_H */
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