Imported gcc-4.4.3

[msp430-gcc.git] / gcc / ira.h

diff --git a/gcc/ira.h b/gcc/ira.h
new file mode 100644 (file)
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+++ b/gcc/ira.h
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+/* Communication between the Integrated Register Allocator (IRA) and
+   the rest of the compiler.
+   Copyright (C) 2006, 2007, 2008, 2009
+   Free Software Foundation, Inc.
+   Contributed by Vladimir Makarov <vmakarov@redhat.com>.
+
+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/>.  */
+
+/* True if we have allocno conflicts.  It is false for non-optimized
+   mode or when the conflict table is too big.  */
+extern bool ira_conflicts_p;
+
+extern void ira_init_once (void);
+extern void ira_init (void);
+extern void ira_finish_once (void);
+extern rtx ira_eliminate_regs (rtx, enum machine_mode);
+
+extern void ira_sort_regnos_for_alter_reg (int *, int, unsigned int *);
+extern void ira_mark_allocation_change (int);
+extern void ira_mark_memory_move_deletion (int, int);
+extern bool ira_reassign_pseudos (int *, int, HARD_REG_SET, HARD_REG_SET *,
+                                 HARD_REG_SET *, bitmap);
+extern rtx ira_reuse_stack_slot (int, unsigned int, unsigned int);
+extern void ira_mark_new_stack_slot (rtx, int, unsigned int);
+extern bool ira_better_spill_reload_regno_p (int *, int *, rtx, rtx, rtx);
+