summaryrefslogtreecommitdiff
path: root/gcc/config/arm/cortex-a9.md
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/config/arm/cortex-a9.md')
-rw-r--r--gcc/config/arm/cortex-a9.md65
1 files changed, 65 insertions, 0 deletions
diff --git a/gcc/config/arm/cortex-a9.md b/gcc/config/arm/cortex-a9.md
new file mode 100644
index 00000000000..121fd2da747
--- /dev/null
+++ b/gcc/config/arm/cortex-a9.md
@@ -0,0 +1,65 @@
+;; ARM Cortex-A9 VFP pipeline description
+;; Copyright (C) 2008 Free Software Foundation, Inc.
+;; Written by CodeSourcery.
+;;
+;; 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/>.
+
+(define_automaton "cortex_a9")
+
+;; FIXME: We model a single pipeline for all instructions.
+;; Is dual-issue possible, and do we have other pipelines?
+(define_cpu_unit "cortex_a9_vfp" "cortex_a9")
+
+(define_insn_reservation "cortex_a9_ffarith" 1
+ (and (eq_attr "tune" "cortexa9")
+ (eq_attr "type" "fcpys,ffariths,ffarithd,fcmps,fcmpd,fconsts,fconstd"))
+ "cortex_a9_vfp")
+
+(define_insn_reservation "cortex_a9_fadd" 4
+ (and (eq_attr "tune" "cortexa9")
+ (eq_attr "type" "fadds,faddd,f_cvt"))
+ "cortex_a9_vfp")
+
+(define_insn_reservation "cortex_a9_fmuls" 5
+ (and (eq_attr "tune" "cortexa9")
+ (eq_attr "type" "fmuls"))
+ "cortex_a9_vfp")
+
+(define_insn_reservation "cortex_a9_fmuld" 6
+ (and (eq_attr "tune" "cortexa9")
+ (eq_attr "type" "fmuld"))
+ "cortex_a9_vfp*2")
+
+(define_insn_reservation "cortex_a9_fmacs" 8
+ (and (eq_attr "tune" "cortexa9")
+ (eq_attr "type" "fmacs"))
+ "cortex_a9_vfp")
+
+(define_insn_reservation "cortex_a9_fmacd" 8
+ (and (eq_attr "tune" "cortexa9")
+ (eq_attr "type" "fmacd"))
+ "cortex_a9_vfp*2")
+
+(define_insn_reservation "cortex_a9_fdivs" 15
+ (and (eq_attr "tune" "cortexa9")
+ (eq_attr "type" "fdivs"))
+ "cortex_a9_vfp*10")
+
+(define_insn_reservation "cortex_a9_fdivd" 25
+ (and (eq_attr "tune" "cortexa9")
+ (eq_attr "type" "fdivd"))
+ "cortex_a9_vfp*20")