X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fintegrate.h;h=88a4f5ddeb756b6e45f17d41a7f43082676cb895;hb=dec41e985c71854a2c59159966a63a2c3455b079;hp=14fdd37dc7cb31252a7b58af4cdff449d8088660;hpb=8586815817b1d1dd8a803d7d070c517018549289;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/integrate.h b/gcc/integrate.h index 14fdd37dc7c..88a4f5ddeb7 100644 --- a/gcc/integrate.h +++ b/gcc/integrate.h @@ -1,22 +1,23 @@ -/* Function integration definitions for GNU C-Compiler - Copyright (C) 1990, 1995, 1998, 1999, 2000 Free Software Foundation, Inc. +/* Function integration definitions for GCC + Copyright (C) 1990, 1995, 1998, 1999, 2000, 2001, 2003 + Free Software Foundation, Inc. -This file is part of GNU CC. +This file is part of GCC. -GNU CC 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 2, or (at your option) -any later version. +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 2, or (at your option) any later +version. -GNU CC 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. +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 GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ +along with GCC; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA +02111-1307, USA. */ #include "varray.h" @@ -34,16 +35,10 @@ Boston, MA 02111-1307, USA. */ struct inline_remap { - /* True if we are doing function integration, false otherwise. - Used to control whether RTX_UNCHANGING bits are copied by - copy_rtx_and_substitute. */ - int integrating; /* Definition of function be inlined. */ - union tree_node *fndecl; + tree fndecl; /* Place to put insns needed at start of function. */ rtx insns_at_start; - /* Mapping from old BLOCKs to new BLOCKs. */ - varray_type block_map; /* Mapping from old registers to new registers. It is allocated and deallocated in `expand_inline_function' */ rtx *reg_map; @@ -80,8 +75,6 @@ struct inline_remap #define CONST_AGE_PARM (-1) unsigned int const_age; - /* Target of the inline function being expanded, or NULL if none. */ - rtx inline_target; /* When an insn is being copied by copy_rtx_and_substitute, this is nonzero if we have copied an ASM_OPERANDS. In that case, it is the original input-operand vector. */ @@ -94,8 +87,8 @@ struct inline_remap rtvec copy_asm_constraints_vector; /* Indications for regs being pointers and their alignment. */ - char *regno_pointer_flag; - char *regno_pointer_align; + unsigned char *regno_pointer_align; + rtx *x_regno_reg_rtx; /* The next few fields are used for subst_constants to record the SETs that it saw. */ @@ -105,29 +98,54 @@ struct inline_remap rtx dest; rtx equiv; } equiv_sets[MAX_RECOG_OPERANDS]; - /* Record the last thing assigned to pc. This is used for folded + /* Record the last thing assigned to pc. This is used for folded conditional branch insns. */ rtx last_pc_value; #ifdef HAVE_cc0 /* Record the last thing assigned to cc0. */ rtx last_cc0_value; #endif + /* Note mode of COMPARE if the mode would be otherwise lost (comparing of + two VOIDmode constants. */ + rtx compare_src; + enum machine_mode compare_mode; }; /* Return a copy of an rtx (as needed), substituting pseudo-register, labels, and frame-pointer offsets as necessary. */ -extern rtx copy_rtx_and_substitute PARAMS ((rtx, struct inline_remap *, int)); +extern rtx copy_rtx_and_substitute (rtx, struct inline_remap *, int); + +/* Return a pseudo that corresponds to the value in the specified hard + reg as of the start of the function (for inlined functions, the + value at the start of the parent function). */ +extern rtx get_hard_reg_initial_val (enum machine_mode, int); +/* Likewise, but for a different than the current function, or + arbitrary expression. */ +extern rtx get_func_hard_reg_initial_val (struct function *, rtx); +/* Likewise, but iff someone else has caused it to become allocated. */ +extern rtx has_func_hard_reg_initial_val (struct function *, rtx); +/* Likewise, but for common cases. */ +extern rtx has_hard_reg_initial_val (enum machine_mode, int); +/* If a pseudo represents an initial hard reg (or expression), return + it, else return NULL_RTX. */ +extern rtx get_hard_reg_initial_reg (struct function *, rtx); +/* Called from rest_of_compilation. */ +extern void emit_initial_value_sets (void); +extern void allocate_initial_values (rtx *); /* Copy a declaration when one function is substituted inline into another. */ -extern union tree_node *copy_decl_for_inlining PARAMS ((union tree_node *, - union tree_node *, - union tree_node *)); +extern tree copy_decl_for_inlining (tree, tree, tree); -extern void try_constants PARAMS ((rtx, struct inline_remap *)); +/* Check whether there's any attribute in a function declaration that + makes the function uninlinable. Returns false if it finds any, + true otherwise. */ +extern bool function_attribute_inlinable_p (tree); + +extern void try_constants (rtx, struct inline_remap *); /* Return the label indicated. */ -extern rtx get_label_from_map PARAMS ((struct inline_remap *, int)); +extern rtx get_label_from_map (struct inline_remap *, int); /* Set the label indicated. */ #define set_label_in_map(MAP, I, X) ((MAP)->label_map[I] = (X))