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authorBen Cheng <bccheng@google.com>2014-03-26 05:37:19 (GMT)
committerBen Cheng <bccheng@google.com>2014-03-26 05:37:19 (GMT)
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/lra.h
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
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diff --git a/gcc-4.9/gcc/lra.h b/gcc-4.9/gcc/lra.h
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+/* Communication between the Local Register Allocator (LRA) and
+ the rest of the compiler.
+ Copyright (C) 2010-2014 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/>. */
+
+extern bool lra_simple_p;
+
+/* Return the allocno reg class of REGNO. If it is a reload pseudo,
+ the pseudo should finally get hard register of the allocno
+ class. */
+static inline enum reg_class
+lra_get_allocno_class (int regno)
+{
+ resize_reg_info ();
+ return reg_allocno_class (regno);
+}
+
+extern rtx lra_create_new_reg (enum machine_mode, rtx, enum reg_class,
+ const char *);
+extern rtx lra_eliminate_regs (rtx, enum machine_mode, rtx);
+extern void lra (FILE *);
+extern void lra_init_once (void);
+extern void lra_init (void);
+extern void lra_finish_once (void);