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Diffstat (limited to 'gcc/emit-rtl.h')
| -rw-r--r-- | gcc/emit-rtl.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/gcc/emit-rtl.h b/gcc/emit-rtl.h new file mode 100644 index 000000000..31f1da01d --- /dev/null +++ b/gcc/emit-rtl.h @@ -0,0 +1,107 @@ +/* Exported functions from emit-rtl.c + Copyright (C) 2004, 2007, 2008, 2010 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 + +/* 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, rtx); + +/* Set the size for MEM to SIZE. */ +extern void set_mem_size (rtx, 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 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 */ |