gcc-pr24055.patch

   1 --- gcc-4.1/gcc/config/i386/i386.md     2005-09-06 10:53:06.000000000 +0200
   2 +++ gcc-4.1/gcc/config/i386/i386.md     2005-09-26 10:42:34.581839750 +0200
   3 @@ -16475,9 +16475,9 @@
   4    DONE;
   5  })
   6
   7 -(define_insn_and_split "*fist<mode>2_1"
   8 -  [(set (match_operand:X87MODEI 0 "nonimmediate_operand" "=m,?r")
   9 -       (unspec:X87MODEI [(match_operand:XF 1 "register_operand" "f,f")]
  10 +(define_insn_and_split "*fistdi2_1"
  11 +  [(set (match_operand:DI 0 "nonimmediate_operand" "=m,?r")
  12 +       (unspec:DI [(match_operand:XF 1 "register_operand" "f,f")]
  13          UNSPEC_FIST))]
  14    "TARGET_USE_FANCY_MATH_387
  15     && flag_unsafe_math_optimizations
  16 @@ -16487,17 +16487,17 @@
  17    [(const_int 0)]
  18  {
  19    if (memory_operand (operands[0], VOIDmode))
  20 -    emit_insn (gen_fist<mode>2 (operands[0], operands[1]));
  21 +    emit_insn (gen_fistdi2 (operands[0], operands[1]));
  22    else
  23      {
  24 -      operands[2] = assign_386_stack_local (<MODE>mode, SLOT_TEMP);
  25 -      emit_insn (gen_fist<mode>2_with_temp (operands[0], operands[1],
  26 -                                           operands[2]));
  27 +      operands[2] = assign_386_stack_local (DImode, SLOT_TEMP);
  28 +      emit_insn (gen_fistdi2_with_temp (operands[0], operands[1],
  29 +                                        operands[2]));
  30      }
  31    DONE;
  32  }
  33    [(set_attr "type" "fpspc")
  34 -   (set_attr "mode" "<MODE>")])
  35 +   (set_attr "mode" "DI")])
  36
  37  (define_insn "fistdi2"
  38    [(set (match_operand:DI 0 "memory_operand" "=m")
  39 @@ -16545,6 +16545,25 @@
  40               (clobber (match_dup 3))])]
  41    "")
  42
  43 +(define_insn_and_split "*fist<mode>2_1"
  44 +  [(set (match_operand:X87MODEI12 0 "register_operand" "=r")
  45 +       (unspec:X87MODEI12 [(match_operand:XF 1 "register_operand" "f")]
  46 +        UNSPEC_FIST))]
  47 +  "TARGET_USE_FANCY_MATH_387
  48 +   && flag_unsafe_math_optimizations
  49 +   && !(reload_completed || reload_in_progress)"
  50 +  "#"
  51 +  "&& 1"
  52 +  [(const_int 0)]
  53 +{
  54 +  operands[2] = assign_386_stack_local (<MODE>mode, SLOT_TEMP);
  55 +  emit_insn (gen_fist<mode>2_with_temp (operands[0], operands[1],
  56 +                                       operands[2]));
  57 +  DONE;
  58 +}
  59 +  [(set_attr "type" "fpspc")
  60 +   (set_attr "mode" "<MODE>")])
  61 +
  62  (define_insn "fist<mode>2"
  63    [(set (match_operand:X87MODEI12 0 "memory_operand" "=m")
  64         (unspec:X87MODEI12 [(match_operand:XF 1 "register_operand" "f")]
  65 @@ -16556,10 +16575,10 @@
  66     (set_attr "mode" "<MODE>")])
  67
  68  (define_insn "fist<mode>2_with_temp"
  69 -  [(set (match_operand:X87MODEI12 0 "nonimmediate_operand" "=m,?r")
  70 -       (unspec:X87MODEI12 [(match_operand:XF 1 "register_operand" "f,f")]
  71 +  [(set (match_operand:X87MODEI12 0 "register_operand" "=r")
  72 +       (unspec:X87MODEI12 [(match_operand:XF 1 "register_operand" "f")]
  73          UNSPEC_FIST))
  74 -   (clobber (match_operand:X87MODEI12 2 "memory_operand" "=m,m"))]
  75 +   (clobber (match_operand:X87MODEI12 2 "memory_operand" "=m"))]
  76    "TARGET_USE_FANCY_MATH_387
  77     && flag_unsafe_math_optimizations"
  78    "#"