From 554fd8c5195424bdbcabf5de30fdc183aba391bd Mon Sep 17 00:00:00 2001 From: upstream source tree Date: Sun, 15 Mar 2015 20:14:05 -0400 Subject: obtained gcc-4.6.4.tar.bz2 from upstream website; verified gcc-4.6.4.tar.bz2.sig; imported gcc-4.6.4 source tree from verified upstream tarball. downloading a git-generated archive based on the 'upstream' tag should provide you with a source tree that is binary identical to the one extracted from the above tarball. if you have obtained the source via the command 'git clone', however, do note that line-endings of files in your working directory might differ from line-endings of the respective files in the upstream repository. --- gcc/gcse.h | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 gcc/gcse.h (limited to 'gcc/gcse.h') diff --git a/gcc/gcse.h b/gcc/gcse.h new file mode 100644 index 000000000..b4ed7f22f --- /dev/null +++ b/gcc/gcse.h @@ -0,0 +1,43 @@ +/* Global common subexpression elimination/Partial redundancy elimination + and global constant/copy propagation for GNU compiler. + Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, + 2006, 2007, 2008, 2009, 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 +. */ + +#ifndef GCC_GCSE_H +#define GCC_GCSE_H + +/* Target-dependent globals. */ +struct target_gcse { + /* Nonzero for each mode that supports (set (reg) (reg)). + This is trivially true for integer and floating point values. + It may or may not be true for condition codes. */ + char x_can_copy[(int) NUM_MACHINE_MODES]; + + /* True if the previous field has been initialized. */ + bool x_can_copy_init_p; +}; + +extern GTY(()) struct target_gcse default_target_gcse; +#if SWITCHABLE_TARGET +extern struct target_gcse *this_target_gcse; +#else +#define this_target_gcse (&default_target_gcse) +#endif + +#endif -- cgit v1.2.3