Add gcc-4.6. Synced to @180989

Change-Id: Ie3676586e1d8e3c8cd9f07d022f450d05fa08439
svn://gcc.gnu.org/svn/gcc/branches/google/gcc-4_6-mobile

1 files changed, 56 insertions, 0 deletions

diff --git a/gcc-4.6/gcc/config/mips/6000.md b/gcc-4.6/gcc/config/mips/6000.md
new file mode 100644
index 000000000..51730fb08
--- /dev/null
+++ b/gcc-4.6/gcc/config/mips/6000.md
@@ -0,0 +1,56 @@
+;; R6000 pipeline description.
+;;   Copyright (C) 2004, 2007 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
+;; <http://www.gnu.org/licenses/>.
+
+
+;; This file overrides parts of generic.md.  It is derived from the
+;; old define_function_unit description.
+
+(define_insn_reservation "r6k_fcmp" 2
+  (and (eq_attr "cpu" "r6000")
+       (eq_attr "type" "fcmp"))
+  "alu")
+
+(define_insn_reservation "r6k_fadd" 3
+  (and (eq_attr "cpu" "r6000")
+       (eq_attr "type" "fadd"))
+  "alu")
+
+(define_insn_reservation "r6k_fmul_single" 5
+  (and (eq_attr "cpu" "r6000")
+       (and (eq_attr "type" "fmul,fmadd")
+	    (eq_attr "mode" "SF")))
+  "alu")
+
+(define_insn_reservation "r6k_fmul_double" 6
+  (and (eq_attr "cpu" "r6000")
+       (and (eq_attr "type" "fmul,fmadd")
+	    (eq_attr "mode" "DF")))
+  "alu")
+
+(define_insn_reservation "r6k_fdiv_single" 15
+  (and (eq_attr "cpu" "r6000")
+       (and (eq_attr "type" "fdiv,frdiv")
+	    (eq_attr "mode" "SF")))
+  "alu")
+
+(define_insn_reservation "r6k_fdiv_double" 16
+  (and (eq_attr "cpu" "r6000")
+       (and (eq_attr "type" "fdiv,frdiv")
+	    (eq_attr "mode" "DF")))
+  "alu")