toolchain/gcc/patches/4.5.2/002-fix_pr44392.patch

   1 >From d0557763b0713a4c006bd2405eede3924569cafd Mon Sep 17 00:00:00 2001
   2 From: Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
   3 Date: Mon, 5 Jul 2010 11:28:49 +0100
   4 Subject: [PATCH 2/2] Fix PR44392
   5
   6 ---
   7  gcc/config/arm/arm.md |   43 +++++++++++++++++++------------------------
   8  1 files changed, 19 insertions(+), 24 deletions(-)
   9
  10 diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
  11 index 2096ec6..f0348f3 100644
  12 --- a/gcc/config/arm/arm.md
  13 +++ b/gcc/config/arm/arm.md
  14 @@ -11318,34 +11318,29 @@
  15  (define_expand "bswapsi2"
  16    [(set (match_operand:SI 0 "s_register_operand" "=r")
  17         (bswap:SI (match_operand:SI 1 "s_register_operand" "r")))]
  18 -"TARGET_EITHER"
  19 +"TARGET_EITHER && (arm_arch6 || !optimize_size)"
  20  "
  21 -  if (!arm_arch6)
  22 -    {
  23 -      if (!optimize_size)
  24 -       {
  25 -         rtx op2 = gen_reg_rtx (SImode);
  26 -         rtx op3 = gen_reg_rtx (SImode);
  27 +    if (!arm_arch6)
  28 +      {
  29 +       rtx op2 = gen_reg_rtx (SImode);
  30 +       rtx op3 = gen_reg_rtx (SImode);
  31
  32 -         if (TARGET_THUMB)
  33 -           {
  34 -             rtx op4 = gen_reg_rtx (SImode);
  35 -             rtx op5 = gen_reg_rtx (SImode);
  36 +       if (TARGET_THUMB)
  37 +         {
  38 +           rtx op4 = gen_reg_rtx (SImode);
  39 +           rtx op5 = gen_reg_rtx (SImode);
  40
  41 -             emit_insn (gen_thumb_legacy_rev (operands[0], operands[1],
  42 -                                              op2, op3, op4, op5));
  43 -           }
  44 -         else
  45 -           {
  46 -             emit_insn (gen_arm_legacy_rev (operands[0], operands[1],
  47 -                                            op2, op3));
  48 -           }
  49 +           emit_insn (gen_thumb_legacy_rev (operands[0], operands[1],
  50 +                                            op2, op3, op4, op5));
  51 +         }
  52 +       else
  53 +         {
  54 +           emit_insn (gen_arm_legacy_rev (operands[0], operands[1],
  55 +                                          op2, op3));
  56 +         }
  57
  58 -         DONE;
  59 -       }
  60 -      else
  61 -       FAIL;
  62 -    }
  63 +       DONE;
  64 +      }
  65    "
  66  )
  67
  68 --
  69 1.6.2
  70