commit bcf2870adc2602ff6961c25e31a8855af25fc767
Author: Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Date:   Wed Sep 3 16:52:40 2014 +0100

    [AArch64] Add Cortex-A53 scheduling for alu_ext,alus_ext ops

diff --git a/gcc/config/arm/cortex-a53.md b/gcc/config/arm/cortex-a53.md
index e798dde..c12738c 100644
--- a/gcc/config/arm/cortex-a53.md
+++ b/gcc/config/arm/cortex-a53.md
@@ -85,7 +85,7 @@ (define_insn_reservation "cortex_a53_alu_shift" 2
   (and (eq_attr "tune" "cortexa53")
        (eq_attr "type" "alu_shift_imm,alus_shift_imm,\
                         crc,logic_shift_imm,logics_shift_imm,\
-                        alu_shift_reg,alus_shift_reg,\
+                        alu_ext,alus_ext,alu_shift_reg,alus_shift_reg,\
                         logic_shift_reg,logics_shift_reg,\
                         extend,mov_shift,mov_shift_reg,\
                         mvn_shift,mvn_shift_reg"))