X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2Fhooks.c;h=289275e84415d156fcb6619bff1c0eb0be525d88;hp=111b9dcb2534380acc76b85c6bbe9a38715a7694;hb=56dffa8ca55e53bc087c01fb00b73f5b8d2a549f;hpb=9423c9b7944dd4c5a00dec30929a9af4608abedc diff --git a/gcc/hooks.c b/gcc/hooks.c index 111b9dcb253..289275e8441 100644 --- a/gcc/hooks.c +++ b/gcc/hooks.c @@ -1,23 +1,23 @@ /* General-purpose hooks. - Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc. -This program 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. + This program 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. -This program 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. + This program 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 this program; if not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + You should have received a copy of the GNU General Public License + along with this program; see the file COPYING3. If not see + . - In other words, you are welcome to use, share and improve this program. - You are forbidden to forbid anyone else to use, share and improve - what you give them. Help stamp out software-hoarding! */ + In other words, you are welcome to use, share and improve this program. + You are forbidden to forbid anyone else to use, share and improve + what you give them. Help stamp out software-hoarding! */ /* This file contains generic hooks that can be used as defaults for target or language-dependent hook initializers. */ @@ -41,18 +41,18 @@ hook_bool_void_false (void) return false; } -/* The same, but formally returning NO_REGS. */ -int -hook_int_void_no_regs (void) +/* Generic hook that takes no arguments and returns true. */ +bool +hook_bool_void_true (void) { - return NO_REGS; + return true; } -/* Generic hook that returns 1. */ +/* Generic hook that takes no arguments and returns NO_REGS. */ int -hook_int_void_1 (void) +hook_int_void_no_regs (void) { - return 1; + return NO_REGS; } /* Generic hook that takes (bool) and returns false. */ @@ -62,6 +62,29 @@ hook_bool_bool_false (bool a ATTRIBUTE_UNUSED) return false; } +/* Generic hook that takes (enum machine_mode) and returns false. */ +bool +hook_bool_mode_false (enum machine_mode mode ATTRIBUTE_UNUSED) +{ + return false; +} + +/* Generic hook that takes (enum machine_mode, rtx) and returns false. */ +bool +hook_bool_mode_const_rtx_false (enum machine_mode mode ATTRIBUTE_UNUSED, + const_rtx value ATTRIBUTE_UNUSED) +{ + return false; +} + +/* Generic hook that takes (enum machine_mode, rtx) and returns true. */ +bool +hook_bool_mode_const_rtx_true (enum machine_mode mode ATTRIBUTE_UNUSED, + const_rtx value ATTRIBUTE_UNUSED) +{ + return true; +} + /* Generic hook that takes (FILE *, const char *) and does nothing. */ void hook_void_FILEptr_constcharptr (FILE *a ATTRIBUTE_UNUSED, const char *b ATTRIBUTE_UNUSED) @@ -70,19 +93,19 @@ hook_void_FILEptr_constcharptr (FILE *a ATTRIBUTE_UNUSED, const char *b ATTRIBUT /* Used for the TARGET_ASM_CAN_OUTPUT_MI_THUNK hook. */ bool -hook_bool_tree_hwi_hwi_tree_false (tree a ATTRIBUTE_UNUSED, - HOST_WIDE_INT b ATTRIBUTE_UNUSED, - HOST_WIDE_INT c ATTRIBUTE_UNUSED, - tree d ATTRIBUTE_UNUSED) +hook_bool_const_tree_hwi_hwi_const_tree_false (const_tree a ATTRIBUTE_UNUSED, + HOST_WIDE_INT b ATTRIBUTE_UNUSED, + HOST_WIDE_INT c ATTRIBUTE_UNUSED, + const_tree d ATTRIBUTE_UNUSED) { return false; } bool -hook_bool_tree_hwi_hwi_tree_true (tree a ATTRIBUTE_UNUSED, - HOST_WIDE_INT b ATTRIBUTE_UNUSED, - HOST_WIDE_INT c ATTRIBUTE_UNUSED, - tree d ATTRIBUTE_UNUSED) +hook_bool_const_tree_hwi_hwi_const_tree_true (const_tree a ATTRIBUTE_UNUSED, + HOST_WIDE_INT b ATTRIBUTE_UNUSED, + HOST_WIDE_INT c ATTRIBUTE_UNUSED, + const_tree d ATTRIBUTE_UNUSED) { return true; } @@ -95,17 +118,31 @@ hook_bool_constcharptr_size_t_false (const char *a ATTRIBUTE_UNUSED, } bool -default_can_output_mi_thunk_no_vcall (tree a ATTRIBUTE_UNUSED, +hook_bool_size_t_constcharptr_int_true (size_t a ATTRIBUTE_UNUSED, + const char *b ATTRIBUTE_UNUSED, + int c ATTRIBUTE_UNUSED) +{ + return true; +} + +bool +default_can_output_mi_thunk_no_vcall (const_tree a ATTRIBUTE_UNUSED, HOST_WIDE_INT b ATTRIBUTE_UNUSED, HOST_WIDE_INT c, - tree d ATTRIBUTE_UNUSED) + const_tree d ATTRIBUTE_UNUSED) { return c == 0; } +int +hook_int_const_tree_0 (const_tree a ATTRIBUTE_UNUSED) +{ + return 0; +} + /* ??? Used for comp_type_attributes, which ought to return bool. */ int -hook_int_tree_tree_1 (tree a ATTRIBUTE_UNUSED, tree b ATTRIBUTE_UNUSED) +hook_int_const_tree_const_tree_1 (const_tree a ATTRIBUTE_UNUSED, const_tree b ATTRIBUTE_UNUSED) { return 1; } @@ -132,11 +169,6 @@ hook_uint_uint_constcharptrptr_0 (unsigned int a ATTRIBUTE_UNUSED, } void -hook_void_int (int b ATTRIBUTE_UNUSED) -{ -} - -void hook_void_tree (tree a ATTRIBUTE_UNUSED) { } @@ -158,18 +190,36 @@ hook_bool_tree_false (tree a ATTRIBUTE_UNUSED) } bool +hook_bool_const_tree_false (const_tree a ATTRIBUTE_UNUSED) +{ + return false; +} + +bool hook_bool_tree_true (tree a ATTRIBUTE_UNUSED) { return true; } bool +hook_bool_const_tree_true (const_tree a ATTRIBUTE_UNUSED) +{ + return true; +} + +bool hook_bool_tree_tree_false (tree a ATTRIBUTE_UNUSED, tree b ATTRIBUTE_UNUSED) { return false; } bool +hook_bool_tree_bool_false (tree a ATTRIBUTE_UNUSED, bool b ATTRIBUTE_UNUSED) +{ + return false; +} + +bool hook_bool_rtx_false (rtx a ATTRIBUTE_UNUSED) { return false; @@ -212,16 +262,60 @@ hook_rtx_tree_int_null (tree a ATTRIBUTE_UNUSED, int b ATTRIBUTE_UNUSED) return NULL; } -/* Generic hook that takes a tree and returns it as is. */ +/* Generic hook that takes three trees and returns the last one as is. */ tree -hook_tree_tree_identity (tree a) +hook_tree_tree_tree_tree_3rd_identity (tree a ATTRIBUTE_UNUSED, + tree b ATTRIBUTE_UNUSED, tree c) { - return a; + return c; } /* Generic hook that takes a tree and returns a NULL string. */ const char * -hook_constcharptr_tree_null (tree t ATTRIBUTE_UNUSED) +hook_constcharptr_const_tree_null (const_tree t ATTRIBUTE_UNUSED) +{ + return NULL; +} + +tree +hook_tree_tree_tree_bool_null (tree t0 ATTRIBUTE_UNUSED, + tree t1 ATTRIBUTE_UNUSED, + bool ignore ATTRIBUTE_UNUSED) +{ + return NULL; +} + +tree +hook_tree_tree_tree_null (tree t0 ATTRIBUTE_UNUSED, tree t1 ATTRIBUTE_UNUSED) +{ + return NULL; +} + +/* Generic hook that takes a rtx and returns a NULL string. */ +const char * +hook_constcharptr_const_rtx_null (const_rtx r ATTRIBUTE_UNUSED) +{ + return NULL; +} + +const char * +hook_constcharptr_const_tree_const_tree_null (const_tree t0 ATTRIBUTE_UNUSED, + const_tree t1 ATTRIBUTE_UNUSED) +{ + return NULL; +} + +const char * +hook_constcharptr_int_const_tree_null (int i ATTRIBUTE_UNUSED, + const_tree t0 ATTRIBUTE_UNUSED) +{ + return NULL; +} + +const char * +hook_constcharptr_int_const_tree_const_tree_null (int i ATTRIBUTE_UNUSED, + const_tree t0 ATTRIBUTE_UNUSED, + const_tree t1 ATTRIBUTE_UNUSED) { return NULL; }