gcc/config/arm/vfp.md

   1 ;; ARM VFP instruction patterns
   2 ;; Copyright (C) 2003-2013 Free Software Foundation, Inc.
   3 ;; Written by CodeSourcery.
   4 ;;
   5 ;; This file is part of GCC.
   6 ;;
   7 ;; GCC is free software; you can redistribute it and/or modify it
   8 ;; under the terms of the GNU General Public License as published by
   9 ;; the Free Software Foundation; either version 3, or (at your option)
  10 ;; any later version.
  11 ;;
  12 ;; GCC is distributed in the hope that it will be useful, but
  13 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
  14 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 ;; General Public License for more details.
  16 ;;
  17 ;; You should have received a copy of the GNU General Public License
  18 ;; along with GCC; see the file COPYING3.  If not see
  19 ;; <http://www.gnu.org/licenses/>.  */
  20
  21 ;; The VFP "type" attributes differ from those used in the FPA model.
  22 ;; fcpys        Single precision cpy.
  23 ;; ffariths     Single precision abs, neg.
  24 ;; ffarithd     Double precision abs, neg, cpy.
  25 ;; fadds        Single precision add/sub.
  26 ;; faddd        Double precision add/sub.
  27 ;; fconsts      Single precision load immediate.
  28 ;; fconstd      Double precision load immediate.
  29 ;; fcmps        Single precision comparison.
  30 ;; fcmpd        Double precision comparison.
  31 ;; fmuls        Single precision multiply.
  32 ;; fmuld        Double precision multiply.
  33 ;; fmacs        Single precision multiply-accumulate.
  34 ;; fmacd        Double precision multiply-accumulate.
  35 ;; ffmas        Single precision fused multiply-accumulate.
  36 ;; ffmad        Double precision fused multiply-accumulate.
  37 ;; fdivs        Single precision sqrt or division.
  38 ;; fdivd        Double precision sqrt or division.
  39 ;; f_flag       fmstat operation
  40 ;; f_load[sd]   Floating point load from memory.
  41 ;; f_store[sd]  Floating point store to memory.
  42 ;; f_2_r        Transfer vfp to arm reg.
  43 ;; r_2_f        Transfer arm to vfp reg.
  44 ;; f_cvt        Convert floating<->integral
  45
  46 ;; SImode moves
  47 ;; ??? For now do not allow loading constants into vfp regs.  This causes
  48 ;; problems because small constants get converted into adds.
  49 (define_insn "*arm_movsi_vfp"
  50   [(set (match_operand:SI 0 "nonimmediate_operand" "=rk,r,r,r,rk,m ,*t,r,*t,*t, *Uv")
  51       (match_operand:SI 1 "general_operand"        "rk, I,K,j,mi,rk,r,*t,*t,*Uvi,*t"))]
  52   "TARGET_ARM && TARGET_VFP && TARGET_HARD_FLOAT
  53    && (   s_register_operand (operands[0], SImode)
  54        || s_register_operand (operands[1], SImode))"
  55   "*
  56   switch (which_alternative)
  57     {
  58     case 0: case 1:
  59       return \"mov%?\\t%0, %1\";
  60     case 2:
  61       return \"mvn%?\\t%0, #%B1\";
  62     case 3:
  63       return \"movw%?\\t%0, %1\";
  64     case 4:
  65       return \"ldr%?\\t%0, %1\";
  66     case 5:
  67       return \"str%?\\t%1, %0\";
  68     case 6:
  69       return \"fmsr%?\\t%0, %1\\t%@ int\";
  70     case 7:
  71       return \"fmrs%?\\t%0, %1\\t%@ int\";
  72     case 8:
  73       return \"fcpys%?\\t%0, %1\\t%@ int\";
  74     case 9: case 10:
  75       return output_move_vfp (operands);
  76     default:
  77       gcc_unreachable ();
  78     }
  79   "
  80   [(set_attr "predicable" "yes")
  81    (set_attr "type" "*,*,simple_alu_imm,simple_alu_imm,load1,store1,r_2_f,f_2_r,fcpys,f_loads,f_stores")
  82    (set_attr "neon_type" "*,*,*,*,*,*,neon_mcr,neon_mrc,neon_vmov,*,*")
  83    (set_attr "insn" "mov,mov,mvn,mov,*,*,*,*,*,*,*")
  84    (set_attr "pool_range"     "*,*,*,*,4096,*,*,*,*,1020,*")
  85    (set_attr "neg_pool_range" "*,*,*,*,4084,*,*,*,*,1008,*")]
  86 )
  87
  88 ;; See thumb2.md:thumb2_movsi_insn for an explanation of the split
  89 ;; high/low register alternatives for loads and stores here.
  90 (define_insn "*thumb2_movsi_vfp"
  91   [(set (match_operand:SI 0 "nonimmediate_operand" "=rk,r,r,r, l,*hk,m, *m,*t, r,*t,*t,  *Uv")
  92         (match_operand:SI 1 "general_operand"      "rk, I,K,j,mi,*mi,l,*hk, r,*t,*t,*Uvi,*t"))]
  93   "TARGET_THUMB2 && TARGET_VFP && TARGET_HARD_FLOAT
  94    && (   s_register_operand (operands[0], SImode)
  95        || s_register_operand (operands[1], SImode))"
  96   "*
  97   switch (which_alternative)
  98     {
  99     case 0: case 1:
 100       return \"mov%?\\t%0, %1\";
 101     case 2:
 102       return \"mvn%?\\t%0, #%B1\";
 103     case 3:
 104       return \"movw%?\\t%0, %1\";
 105     case 4:
 106     case 5:
 107       return \"ldr%?\\t%0, %1\";
 108     case 6:
 109     case 7:
 110       return \"str%?\\t%1, %0\";
 111     case 8:
 112       return \"fmsr%?\\t%0, %1\\t%@ int\";
 113     case 9:
 114       return \"fmrs%?\\t%0, %1\\t%@ int\";
 115     case 10:
 116       return \"fcpys%?\\t%0, %1\\t%@ int\";
 117     case 11: case 12:
 118       return output_move_vfp (operands);
 119     default:
 120       gcc_unreachable ();
 121     }
 122   "
 123   [(set_attr "predicable" "yes")
 124    (set_attr "type" "*,*,*,*,load1,load1,store1,store1,r_2_f,f_2_r,fcpys,f_loads,f_stores")
 125    (set_attr "neon_type" "*,*,*,*,*,*,*,*,neon_mcr,neon_mrc,neon_vmov,*,*")
 126    (set_attr "insn" "mov,mov,mvn,mov,*,*,*,*,*,*,*,*,*")
 127    (set_attr "pool_range"     "*,*,*,*,1018,4094,*,*,*,*,*,1018,*")
 128    (set_attr "neg_pool_range" "*,*,*,*,   0,   0,*,*,*,*,*,1008,*")]
 129 )
 130
 131
 132 ;; DImode moves
 133
 134 (define_insn "*movdi_vfp"
 135   [(set (match_operand:DI 0 "nonimmediate_di_operand" "=r,r,r,r,r,r,m,w,r,w,w, Uv")
 136        (match_operand:DI 1 "di_operand"              "r,rDa,Db,Dc,mi,mi,r,r,w,w,Uvi,w"))]
 137   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP && arm_tune != cortexa8
 138    && (   register_operand (operands[0], DImode)
 139        || register_operand (operands[1], DImode))
 140    && !(TARGET_NEON && CONST_INT_P (operands[1])
 141         && neon_immediate_valid_for_move (operands[1], DImode, NULL, NULL))"
 142   "*
 143   switch (which_alternative)
 144     {
 145     case 0:
 146     case 1:
 147     case 2:
 148     case 3:
 149       return \"#\";
 150     case 4:
 151     case 5:
 152     case 6:
 153       return output_move_double (operands, true, NULL);
 154     case 7:
 155       return \"fmdrr%?\\t%P0, %Q1, %R1\\t%@ int\";
 156     case 8:
 157       return \"fmrrd%?\\t%Q0, %R0, %P1\\t%@ int\";
 158     case 9:
 159       if (TARGET_VFP_SINGLE)
 160         return \"fcpys%?\\t%0, %1\\t%@ int\;fcpys%?\\t%p0, %p1\\t%@ int\";
 161       else
 162         return \"fcpyd%?\\t%P0, %P1\\t%@ int\";
 163     case 10: case 11:
 164       return output_move_vfp (operands);
 165     default:
 166       gcc_unreachable ();
 167     }
 168   "
 169   [(set_attr "type" "*,*,*,*,load2,load2,store2,r_2_f,f_2_r,ffarithd,f_loadd,f_stored")
 170    (set_attr "neon_type" "*,*,*,*,*,*,*,neon_mcr_2_mcrr,neon_mrrc,neon_vmov,*,*")
 171    (set (attr "length") (cond [(eq_attr "alternative" "1,4,5,6") (const_int 8)
 172                               (eq_attr "alternative" "2") (const_int 12)
 173                               (eq_attr "alternative" "3") (const_int 16)
 174                               (eq_attr "alternative" "9")
 175                                (if_then_else
 176                                  (match_test "TARGET_VFP_SINGLE")
 177                                  (const_int 8)
 178                                  (const_int 4))]
 179                               (const_int 4)))
 180    (set_attr "arm_pool_range"     "*,*,*,*,1020,4096,*,*,*,*,1020,*")
 181    (set_attr "thumb2_pool_range"     "*,*,*,*,1018,4094,*,*,*,*,1018,*")
 182    (set_attr "neg_pool_range" "*,*,*,*,1004,0,*,*,*,*,1004,*")
 183    (set_attr "arch"           "t2,any,any,any,a,t2,any,any,any,any,any,any")]
 184 )
 185
 186 (define_insn "*movdi_vfp_cortexa8"
 187   [(set (match_operand:DI 0 "nonimmediate_di_operand" "=r,r,r,r,r,r,m,w,!r,w,w, Uv")
 188        (match_operand:DI 1 "di_operand"              "r,rDa,Db,Dc,mi,mi,r,r,w,w,Uvi,w"))]
 189   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP && arm_tune == cortexa8
 190     && (   register_operand (operands[0], DImode)
 191         || register_operand (operands[1], DImode))
 192     && !(TARGET_NEON && CONST_INT_P (operands[1])
 193          && neon_immediate_valid_for_move (operands[1], DImode, NULL, NULL))"
 194   "*
 195   switch (which_alternative)
 196     {
 197     case 0:
 198     case 1:
 199     case 2:
 200     case 3:
 201       return \"#\";
 202     case 4:
 203     case 5:
 204     case 6:
 205       return output_move_double (operands, true, NULL);
 206     case 7:
 207       return \"fmdrr%?\\t%P0, %Q1, %R1\\t%@ int\";
 208     case 8:
 209       return \"fmrrd%?\\t%Q0, %R0, %P1\\t%@ int\";
 210     case 9:
 211       return \"fcpyd%?\\t%P0, %P1\\t%@ int\";
 212     case 10: case 11:
 213       return output_move_vfp (operands);
 214     default:
 215       gcc_unreachable ();
 216     }
 217   "
 218   [(set_attr "type" "*,*,*,*,load2,load2,store2,r_2_f,f_2_r,ffarithd,f_loadd,f_stored")
 219    (set_attr "neon_type" "*,*,*,*,*,*,*,neon_mcr_2_mcrr,neon_mrrc,neon_vmov,*,*")
 220    (set (attr "length") (cond [(eq_attr "alternative" "1") (const_int 8)
 221                                (eq_attr "alternative" "2") (const_int 12)
 222                                (eq_attr "alternative" "3") (const_int 16)
 223                                (eq_attr "alternative" "4,5,6")
 224                                (symbol_ref
 225                                 "arm_count_output_move_double_insns (operands) \
 226                                  * 4")]
 227                               (const_int 4)))
 228    (set_attr "predicable"    "yes")
 229    (set_attr "arm_pool_range"     "*,*,*,*,1018,4094,*,*,*,*,1018,*")
 230    (set_attr "thumb2_pool_range"     "*,*,*,*,1018,4094,*,*,*,*,1018,*")
 231    (set_attr "neg_pool_range" "*,*,*,*,1004,0,*,*,*,*,1004,*")
 232    (set (attr "ce_count")
 233         (symbol_ref "get_attr_length (insn) / 4"))
 234    (set_attr "arch"           "t2,any,any,any,a,t2,any,any,any,any,any,any")]
 235  )
 236
 237 ;; HFmode moves
 238 (define_insn "*movhf_vfp_neon"
 239   [(set (match_operand:HF 0 "nonimmediate_operand" "= t,Um,r,m,t,r,t,r,r")
 240         (match_operand:HF 1 "general_operand"      " Um, t,m,r,t,r,r,t,F"))]
 241   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_NEON_FP16
 242    && (   s_register_operand (operands[0], HFmode)
 243        || s_register_operand (operands[1], HFmode))"
 244   "*
 245   switch (which_alternative)
 246     {
 247     case 0:     /* S register from memory */
 248       return \"vld1.16\\t{%z0}, %A1\";
 249     case 1:     /* memory from S register */
 250       return \"vst1.16\\t{%z1}, %A0\";
 251     case 2:     /* ARM register from memory */
 252       return \"ldrh\\t%0, %1\\t%@ __fp16\";
 253     case 3:     /* memory from ARM register */
 254       return \"strh\\t%1, %0\\t%@ __fp16\";
 255     case 4:     /* S register from S register */
 256       return \"fcpys\\t%0, %1\";
 257     case 5:     /* ARM register from ARM register */
 258       return \"mov\\t%0, %1\\t%@ __fp16\";
 259     case 6:     /* S register from ARM register */
 260       return \"fmsr\\t%0, %1\";
 261     case 7:     /* ARM register from S register */
 262       return \"fmrs\\t%0, %1\";
 263     case 8:     /* ARM register from constant */
 264       {
 265         REAL_VALUE_TYPE r;
 266         long bits;
 267         rtx ops[4];
 268
 269         REAL_VALUE_FROM_CONST_DOUBLE (r, operands[1]);
 270         bits = real_to_target (NULL, &r, HFmode);
 271         ops[0] = operands[0];
 272         ops[1] = GEN_INT (bits);
 273         ops[2] = GEN_INT (bits & 0xff00);
 274         ops[3] = GEN_INT (bits & 0x00ff);
 275
 276         if (arm_arch_thumb2)
 277           output_asm_insn (\"movw\\t%0, %1\", ops);
 278         else
 279           output_asm_insn (\"mov\\t%0, %2\;orr\\t%0, %0, %3\", ops);
 280         return \"\";
 281        }
 282     default:
 283       gcc_unreachable ();
 284     }
 285   "
 286   [(set_attr "conds" "unconditional")
 287    (set_attr "type" "*,*,load1,store1,fcpys,*,r_2_f,f_2_r,*")
 288    (set_attr "neon_type" "neon_vld1_1_2_regs,neon_vst1_1_2_regs_vst2_2_regs,*,*,*,*,*,*,*")
 289    (set_attr "length" "4,4,4,4,4,4,4,4,8")]
 290 )
 291
 292 ;; FP16 without element load/store instructions.
 293 (define_insn "*movhf_vfp"
 294   [(set (match_operand:HF 0 "nonimmediate_operand" "=r,m,t,r,t,r,r")
 295         (match_operand:HF 1 "general_operand"      " m,r,t,r,r,t,F"))]
 296   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FP16 && !TARGET_NEON_FP16
 297    && (   s_register_operand (operands[0], HFmode)
 298        || s_register_operand (operands[1], HFmode))"
 299   "*
 300   switch (which_alternative)
 301     {
 302     case 0:     /* ARM register from memory */
 303       return \"ldrh\\t%0, %1\\t%@ __fp16\";
 304     case 1:     /* memory from ARM register */
 305       return \"strh\\t%1, %0\\t%@ __fp16\";
 306     case 2:     /* S register from S register */
 307       return \"fcpys\\t%0, %1\";
 308     case 3:     /* ARM register from ARM register */
 309       return \"mov\\t%0, %1\\t%@ __fp16\";
 310     case 4:     /* S register from ARM register */
 311       return \"fmsr\\t%0, %1\";
 312     case 5:     /* ARM register from S register */
 313       return \"fmrs\\t%0, %1\";
 314     case 6:     /* ARM register from constant */
 315       {
 316         REAL_VALUE_TYPE r;
 317         long bits;
 318         rtx ops[4];
 319
 320         REAL_VALUE_FROM_CONST_DOUBLE (r, operands[1]);
 321         bits = real_to_target (NULL, &r, HFmode);
 322         ops[0] = operands[0];
 323         ops[1] = GEN_INT (bits);
 324         ops[2] = GEN_INT (bits & 0xff00);
 325         ops[3] = GEN_INT (bits & 0x00ff);
 326
 327         if (arm_arch_thumb2)
 328           output_asm_insn (\"movw\\t%0, %1\", ops);
 329         else
 330           output_asm_insn (\"mov\\t%0, %2\;orr\\t%0, %0, %3\", ops);
 331         return \"\";
 332        }
 333     default:
 334       gcc_unreachable ();
 335     }
 336   "
 337   [(set_attr "conds" "unconditional")
 338    (set_attr "type" "load1,store1,fcpys,*,r_2_f,f_2_r,*")
 339    (set_attr "length" "4,4,4,4,4,4,8")]
 340 )
 341
 342
 343 ;; SFmode moves
 344 ;; Disparage the w<->r cases because reloading an invalid address is
 345 ;; preferable to loading the value via integer registers.
 346
 347 (define_insn "*movsf_vfp"
 348   [(set (match_operand:SF 0 "nonimmediate_operand" "=t,?r,t ,t  ,Uv,r ,m,t,r")
 349         (match_operand:SF 1 "general_operand"      " ?r,t,Dv,UvE,t, mE,r,t,r"))]
 350   "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP
 351    && (   s_register_operand (operands[0], SFmode)
 352        || s_register_operand (operands[1], SFmode))"
 353   "*
 354   switch (which_alternative)
 355     {
 356     case 0:
 357       return \"fmsr%?\\t%0, %1\";
 358     case 1:
 359       return \"fmrs%?\\t%0, %1\";
 360     case 2:
 361       return \"fconsts%?\\t%0, #%G1\";
 362     case 3: case 4:
 363       return output_move_vfp (operands);
 364     case 5:
 365       return \"ldr%?\\t%0, %1\\t%@ float\";
 366     case 6:
 367       return \"str%?\\t%1, %0\\t%@ float\";
 368     case 7:
 369       return \"fcpys%?\\t%0, %1\";
 370     case 8:
 371       return \"mov%?\\t%0, %1\\t%@ float\";
 372     default:
 373       gcc_unreachable ();
 374     }
 375   "
 376   [(set_attr "predicable" "yes")
 377    (set_attr "type"
 378      "r_2_f,f_2_r,fconsts,f_loads,f_stores,load1,store1,fcpys,*")
 379    (set_attr "neon_type" "neon_mcr,neon_mrc,*,*,*,*,*,neon_vmov,*")
 380    (set_attr "insn" "*,*,*,*,*,*,*,*,mov")
 381    (set_attr "pool_range" "*,*,*,1020,*,4096,*,*,*")
 382    (set_attr "neg_pool_range" "*,*,*,1008,*,4080,*,*,*")]
 383 )
 384
 385 (define_insn "*thumb2_movsf_vfp"
 386   [(set (match_operand:SF 0 "nonimmediate_operand" "=t,?r,t, t  ,Uv,r ,m,t,r")
 387         (match_operand:SF 1 "general_operand"      " ?r,t,Dv,UvE,t, mE,r,t,r"))]
 388   "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP
 389    && (   s_register_operand (operands[0], SFmode)
 390        || s_register_operand (operands[1], SFmode))"
 391   "*
 392   switch (which_alternative)
 393     {
 394     case 0:
 395       return \"fmsr%?\\t%0, %1\";
 396     case 1:
 397       return \"fmrs%?\\t%0, %1\";
 398     case 2:
 399       return \"fconsts%?\\t%0, #%G1\";
 400     case 3: case 4:
 401       return output_move_vfp (operands);
 402     case 5:
 403       return \"ldr%?\\t%0, %1\\t%@ float\";
 404     case 6:
 405       return \"str%?\\t%1, %0\\t%@ float\";
 406     case 7:
 407       return \"fcpys%?\\t%0, %1\";
 408     case 8:
 409       return \"mov%?\\t%0, %1\\t%@ float\";
 410     default:
 411       gcc_unreachable ();
 412     }
 413   "
 414   [(set_attr "predicable" "yes")
 415    (set_attr "type"
 416      "r_2_f,f_2_r,fconsts,f_loads,f_stores,load1,store1,fcpys,*")
 417    (set_attr "neon_type" "neon_mcr,neon_mrc,*,*,*,*,*,neon_vmov,*")
 418    (set_attr "insn" "*,*,*,*,*,*,*,*,mov")
 419    (set_attr "pool_range" "*,*,*,1018,*,4090,*,*,*")
 420    (set_attr "neg_pool_range" "*,*,*,1008,*,0,*,*,*")]
 421 )
 422
 423
 424 ;; DFmode moves
 425
 426 (define_insn "*movdf_vfp"
 427   [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=w,?r,w ,w  ,Uv,r, m,w,r")
 428         (match_operand:DF 1 "soft_df_operand"              " ?r,w,Dy,UvF,w ,mF,r,w,r"))]
 429   "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP
 430    && (   register_operand (operands[0], DFmode)
 431        || register_operand (operands[1], DFmode))"
 432   "*
 433   {
 434     switch (which_alternative)
 435       {
 436       case 0:
 437         return \"fmdrr%?\\t%P0, %Q1, %R1\";
 438       case 1:
 439         return \"fmrrd%?\\t%Q0, %R0, %P1\";
 440       case 2:
 441         gcc_assert (TARGET_VFP_DOUBLE);
 442         return \"fconstd%?\\t%P0, #%G1\";
 443       case 3: case 4:
 444         return output_move_vfp (operands);
 445       case 5: case 6:
 446         return output_move_double (operands, true, NULL);
 447       case 7:
 448         if (TARGET_VFP_SINGLE)
 449           return \"fcpys%?\\t%0, %1\;fcpys%?\\t%p0, %p1\";
 450         else
 451           return \"fcpyd%?\\t%P0, %P1\";
 452       case 8:
 453         return \"#\";
 454       default:
 455         gcc_unreachable ();
 456       }
 457     }
 458   "
 459   [(set_attr "type"
 460      "r_2_f,f_2_r,fconstd,f_loadd,f_stored,load2,store2,ffarithd,*")
 461    (set_attr "neon_type" "neon_mcr_2_mcrr,neon_mrrc,*,*,*,*,*,neon_vmov,*")
 462    (set (attr "length") (cond [(eq_attr "alternative" "5,6,8") (const_int 8)
 463                                (eq_attr "alternative" "7")
 464                                 (if_then_else
 465                                  (match_test "TARGET_VFP_SINGLE")
 466                                  (const_int 8)
 467                                  (const_int 4))]
 468                               (const_int 4)))
 469    (set_attr "predicable" "yes")
 470    (set_attr "pool_range" "*,*,*,1020,*,1020,*,*,*")
 471    (set_attr "neg_pool_range" "*,*,*,1004,*,1004,*,*,*")]
 472 )
 473
 474 (define_insn "*thumb2_movdf_vfp"
 475   [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=w,?r,w ,w  ,Uv,r ,m,w,r")
 476         (match_operand:DF 1 "soft_df_operand"              " ?r,w,Dy,UvF,w, mF,r, w,r"))]
 477   "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP
 478    && (   register_operand (operands[0], DFmode)
 479        || register_operand (operands[1], DFmode))"
 480   "*
 481   {
 482     switch (which_alternative)
 483       {
 484       case 0:
 485         return \"fmdrr%?\\t%P0, %Q1, %R1\";
 486       case 1:
 487         return \"fmrrd%?\\t%Q0, %R0, %P1\";
 488       case 2:
 489         gcc_assert (TARGET_VFP_DOUBLE);
 490         return \"fconstd%?\\t%P0, #%G1\";
 491       case 3: case 4:
 492         return output_move_vfp (operands);
 493       case 5: case 6: case 8:
 494         return output_move_double (operands, true, NULL);
 495       case 7:
 496         if (TARGET_VFP_SINGLE)
 497           return \"fcpys%?\\t%0, %1\;fcpys%?\\t%p0, %p1\";
 498         else
 499           return \"fcpyd%?\\t%P0, %P1\";
 500       default:
 501         abort ();
 502       }
 503     }
 504   "
 505   [(set_attr "type"
 506      "r_2_f,f_2_r,fconstd,f_loadd,f_stored,load2,store2,ffarithd,*")
 507    (set_attr "neon_type" "neon_mcr_2_mcrr,neon_mrrc,*,*,*,*,*,neon_vmov,*")
 508    (set (attr "length") (cond [(eq_attr "alternative" "5,6,8") (const_int 8)
 509                                (eq_attr "alternative" "7")
 510                                 (if_then_else
 511                                  (match_test "TARGET_VFP_SINGLE")
 512                                  (const_int 8)
 513                                  (const_int 4))]
 514                               (const_int 4)))
 515    (set_attr "pool_range" "*,*,*,1018,*,4094,*,*,*")
 516    (set_attr "neg_pool_range" "*,*,*,1008,*,0,*,*,*")]
 517 )
 518
 519
 520 ;; Conditional move patterns
 521
 522 (define_insn "*movsfcc_vfp"
 523   [(set (match_operand:SF   0 "s_register_operand" "=t,t,t,t,t,t,?r,?r,?r")
 524         (if_then_else:SF
 525           (match_operator   3 "arm_comparison_operator"
 526             [(match_operand 4 "cc_register" "") (const_int 0)])
 527           (match_operand:SF 1 "s_register_operand" "0,t,t,0,?r,?r,0,t,t")
 528           (match_operand:SF 2 "s_register_operand" "t,0,t,?r,0,?r,t,0,t")))]
 529   "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP"
 530   "@
 531    fcpys%D3\\t%0, %2
 532    fcpys%d3\\t%0, %1
 533    fcpys%D3\\t%0, %2\;fcpys%d3\\t%0, %1
 534    fmsr%D3\\t%0, %2
 535    fmsr%d3\\t%0, %1
 536    fmsr%D3\\t%0, %2\;fmsr%d3\\t%0, %1
 537    fmrs%D3\\t%0, %2
 538    fmrs%d3\\t%0, %1
 539    fmrs%D3\\t%0, %2\;fmrs%d3\\t%0, %1"
 540    [(set_attr "conds" "use")
 541     (set_attr "length" "4,4,8,4,4,8,4,4,8")
 542     (set_attr "type" "fcpys,fcpys,fcpys,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r")
 543     (set_attr "neon_type" "neon_vmov,neon_vmov,neon_vmov,neon_mcr,neon_mcr,neon_mcr,neon_mrc,neon_mrc,neon_mrc")]
 544 )
 545
 546 (define_insn "*thumb2_movsfcc_vfp"
 547   [(set (match_operand:SF   0 "s_register_operand" "=t,t,t,t,t,t,?r,?r,?r")
 548         (if_then_else:SF
 549           (match_operator   3 "arm_comparison_operator"
 550             [(match_operand 4 "cc_register" "") (const_int 0)])
 551           (match_operand:SF 1 "s_register_operand" "0,t,t,0,?r,?r,0,t,t")
 552           (match_operand:SF 2 "s_register_operand" "t,0,t,?r,0,?r,t,0,t")))]
 553   "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP"
 554   "@
 555    it\\t%D3\;fcpys%D3\\t%0, %2
 556    it\\t%d3\;fcpys%d3\\t%0, %1
 557    ite\\t%D3\;fcpys%D3\\t%0, %2\;fcpys%d3\\t%0, %1
 558    it\\t%D3\;fmsr%D3\\t%0, %2
 559    it\\t%d3\;fmsr%d3\\t%0, %1
 560    ite\\t%D3\;fmsr%D3\\t%0, %2\;fmsr%d3\\t%0, %1
 561    it\\t%D3\;fmrs%D3\\t%0, %2
 562    it\\t%d3\;fmrs%d3\\t%0, %1
 563    ite\\t%D3\;fmrs%D3\\t%0, %2\;fmrs%d3\\t%0, %1"
 564    [(set_attr "conds" "use")
 565     (set_attr "length" "6,6,10,6,6,10,6,6,10")
 566     (set_attr "type" "fcpys,fcpys,fcpys,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r")
 567     (set_attr "neon_type" "neon_vmov,neon_vmov,neon_vmov,neon_mcr,neon_mcr,neon_mcr,neon_mrc,neon_mrc,neon_mrc")]
 568 )
 569
 570 (define_insn "*movdfcc_vfp"
 571   [(set (match_operand:DF   0 "s_register_operand" "=w,w,w,w,w,w,?r,?r,?r")
 572         (if_then_else:DF
 573           (match_operator   3 "arm_comparison_operator"
 574             [(match_operand 4 "cc_register" "") (const_int 0)])
 575           (match_operand:DF 1 "s_register_operand" "0,w,w,0,?r,?r,0,w,w")
 576           (match_operand:DF 2 "s_register_operand" "w,0,w,?r,0,?r,w,0,w")))]
 577   "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 578   "@
 579    fcpyd%D3\\t%P0, %P2
 580    fcpyd%d3\\t%P0, %P1
 581    fcpyd%D3\\t%P0, %P2\;fcpyd%d3\\t%P0, %P1
 582    fmdrr%D3\\t%P0, %Q2, %R2
 583    fmdrr%d3\\t%P0, %Q1, %R1
 584    fmdrr%D3\\t%P0, %Q2, %R2\;fmdrr%d3\\t%P0, %Q1, %R1
 585    fmrrd%D3\\t%Q0, %R0, %P2
 586    fmrrd%d3\\t%Q0, %R0, %P1
 587    fmrrd%D3\\t%Q0, %R0, %P2\;fmrrd%d3\\t%Q0, %R0, %P1"
 588    [(set_attr "conds" "use")
 589     (set_attr "length" "4,4,8,4,4,8,4,4,8")
 590     (set_attr "type" "ffarithd,ffarithd,ffarithd,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r")
 591     (set_attr "neon_type" "neon_vmov,neon_vmov,neon_vmov,neon_mcr_2_mcrr,neon_mcr_2_mcrr,neon_mcr_2_mcrr,neon_mrrc,neon_mrrc,neon_mrrc")]
 592 )
 593
 594 (define_insn "*thumb2_movdfcc_vfp"
 595   [(set (match_operand:DF   0 "s_register_operand" "=w,w,w,w,w,w,?r,?r,?r")
 596         (if_then_else:DF
 597           (match_operator   3 "arm_comparison_operator"
 598             [(match_operand 4 "cc_register" "") (const_int 0)])
 599           (match_operand:DF 1 "s_register_operand" "0,w,w,0,?r,?r,0,w,w")
 600           (match_operand:DF 2 "s_register_operand" "w,0,w,?r,0,?r,w,0,w")))]
 601   "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 602   "@
 603    it\\t%D3\;fcpyd%D3\\t%P0, %P2
 604    it\\t%d3\;fcpyd%d3\\t%P0, %P1
 605    ite\\t%D3\;fcpyd%D3\\t%P0, %P2\;fcpyd%d3\\t%P0, %P1
 606    it\t%D3\;fmdrr%D3\\t%P0, %Q2, %R2
 607    it\t%d3\;fmdrr%d3\\t%P0, %Q1, %R1
 608    ite\\t%D3\;fmdrr%D3\\t%P0, %Q2, %R2\;fmdrr%d3\\t%P0, %Q1, %R1
 609    it\t%D3\;fmrrd%D3\\t%Q0, %R0, %P2
 610    it\t%d3\;fmrrd%d3\\t%Q0, %R0, %P1
 611    ite\\t%D3\;fmrrd%D3\\t%Q0, %R0, %P2\;fmrrd%d3\\t%Q0, %R0, %P1"
 612    [(set_attr "conds" "use")
 613     (set_attr "length" "6,6,10,6,6,10,6,6,10")
 614     (set_attr "type" "ffarithd,ffarithd,ffarithd,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r")
 615     (set_attr "neon_type" "neon_vmov,neon_vmov,neon_vmov,neon_mcr_2_mcrr,neon_mcr_2_mcrr,neon_mcr_2_mcrr,neon_mrrc,neon_mrrc,neon_mrrc")]
 616 )
 617
 618
 619 ;; Sign manipulation functions
 620
 621 (define_insn "*abssf2_vfp"
 622   [(set (match_operand:SF         0 "s_register_operand" "=t")
 623         (abs:SF (match_operand:SF 1 "s_register_operand" "t")))]
 624   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 625   "fabss%?\\t%0, %1"
 626   [(set_attr "predicable" "yes")
 627    (set_attr "type" "ffariths")]
 628 )
 629
 630 (define_insn "*absdf2_vfp"
 631   [(set (match_operand:DF         0 "s_register_operand" "=w")
 632         (abs:DF (match_operand:DF 1 "s_register_operand" "w")))]
 633   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 634   "fabsd%?\\t%P0, %P1"
 635   [(set_attr "predicable" "yes")
 636    (set_attr "type" "ffarithd")]
 637 )
 638
 639 (define_insn "*negsf2_vfp"
 640   [(set (match_operand:SF         0 "s_register_operand" "=t,?r")
 641         (neg:SF (match_operand:SF 1 "s_register_operand" "t,r")))]
 642   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 643   "@
 644    fnegs%?\\t%0, %1
 645    eor%?\\t%0, %1, #-2147483648"
 646   [(set_attr "predicable" "yes")
 647    (set_attr "type" "ffariths")]
 648 )
 649
 650 (define_insn_and_split "*negdf2_vfp"
 651   [(set (match_operand:DF         0 "s_register_operand" "=w,?r,?r")
 652         (neg:DF (match_operand:DF 1 "s_register_operand" "w,0,r")))]
 653   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 654   "@
 655    fnegd%?\\t%P0, %P1
 656    #
 657    #"
 658   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE && reload_completed
 659    && arm_general_register_operand (operands[0], DFmode)"
 660   [(set (match_dup 0) (match_dup 1))]
 661   "
 662   if (REGNO (operands[0]) == REGNO (operands[1]))
 663     {
 664       operands[0] = gen_highpart (SImode, operands[0]);
 665       operands[1] = gen_rtx_XOR (SImode, operands[0], GEN_INT (0x80000000));
 666     }
 667   else
 668     {
 669       rtx in_hi, in_lo, out_hi, out_lo;
 670
 671       in_hi = gen_rtx_XOR (SImode, gen_highpart (SImode, operands[1]),
 672                            GEN_INT (0x80000000));
 673       in_lo = gen_lowpart (SImode, operands[1]);
 674       out_hi = gen_highpart (SImode, operands[0]);
 675       out_lo = gen_lowpart (SImode, operands[0]);
 676
 677       if (REGNO (in_lo) == REGNO (out_hi))
 678         {
 679           emit_insn (gen_rtx_SET (SImode, out_lo, in_lo));
 680           operands[0] = out_hi;
 681           operands[1] = in_hi;
 682         }
 683       else
 684         {
 685           emit_insn (gen_rtx_SET (SImode, out_hi, in_hi));
 686           operands[0] = out_lo;
 687           operands[1] = in_lo;
 688         }
 689     }
 690   "
 691   [(set_attr "predicable" "yes")
 692    (set_attr "length" "4,4,8")
 693    (set_attr "type" "ffarithd")]
 694 )
 695
 696
 697 ;; Arithmetic insns
 698
 699 (define_insn "*addsf3_vfp"
 700   [(set (match_operand:SF          0 "s_register_operand" "=t")
 701         (plus:SF (match_operand:SF 1 "s_register_operand" "t")
 702                  (match_operand:SF 2 "s_register_operand" "t")))]
 703   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 704   "fadds%?\\t%0, %1, %2"
 705   [(set_attr "predicable" "yes")
 706    (set_attr "type" "fadds")]
 707 )
 708
 709 (define_insn "*adddf3_vfp"
 710   [(set (match_operand:DF          0 "s_register_operand" "=w")
 711         (plus:DF (match_operand:DF 1 "s_register_operand" "w")
 712                  (match_operand:DF 2 "s_register_operand" "w")))]
 713   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 714   "faddd%?\\t%P0, %P1, %P2"
 715   [(set_attr "predicable" "yes")
 716    (set_attr "type" "faddd")]
 717 )
 718
 719
 720 (define_insn "*subsf3_vfp"
 721   [(set (match_operand:SF           0 "s_register_operand" "=t")
 722         (minus:SF (match_operand:SF 1 "s_register_operand" "t")
 723                   (match_operand:SF 2 "s_register_operand" "t")))]
 724   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 725   "fsubs%?\\t%0, %1, %2"
 726   [(set_attr "predicable" "yes")
 727    (set_attr "type" "fadds")]
 728 )
 729
 730 (define_insn "*subdf3_vfp"
 731   [(set (match_operand:DF           0 "s_register_operand" "=w")
 732         (minus:DF (match_operand:DF 1 "s_register_operand" "w")
 733                   (match_operand:DF 2 "s_register_operand" "w")))]
 734   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 735   "fsubd%?\\t%P0, %P1, %P2"
 736   [(set_attr "predicable" "yes")
 737    (set_attr "type" "faddd")]
 738 )
 739
 740
 741 ;; Division insns
 742
 743 (define_insn "*divsf3_vfp"
 744   [(set (match_operand:SF         0 "s_register_operand" "=t")
 745         (div:SF (match_operand:SF 1 "s_register_operand" "t")
 746                 (match_operand:SF 2 "s_register_operand" "t")))]
 747   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 748   "fdivs%?\\t%0, %1, %2"
 749   [(set_attr "predicable" "yes")
 750    (set_attr "type" "fdivs")]
 751 )
 752
 753 (define_insn "*divdf3_vfp"
 754   [(set (match_operand:DF         0 "s_register_operand" "=w")
 755         (div:DF (match_operand:DF 1 "s_register_operand" "w")
 756                 (match_operand:DF 2 "s_register_operand" "w")))]
 757   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 758   "fdivd%?\\t%P0, %P1, %P2"
 759   [(set_attr "predicable" "yes")
 760    (set_attr "type" "fdivd")]
 761 )
 762
 763
 764 ;; Multiplication insns
 765
 766 (define_insn "*mulsf3_vfp"
 767   [(set (match_operand:SF          0 "s_register_operand" "=t")
 768         (mult:SF (match_operand:SF 1 "s_register_operand" "t")
 769                  (match_operand:SF 2 "s_register_operand" "t")))]
 770   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 771   "fmuls%?\\t%0, %1, %2"
 772   [(set_attr "predicable" "yes")
 773    (set_attr "type" "fmuls")]
 774 )
 775
 776 (define_insn "*muldf3_vfp"
 777   [(set (match_operand:DF          0 "s_register_operand" "=w")
 778         (mult:DF (match_operand:DF 1 "s_register_operand" "w")
 779                  (match_operand:DF 2 "s_register_operand" "w")))]
 780   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 781   "fmuld%?\\t%P0, %P1, %P2"
 782   [(set_attr "predicable" "yes")
 783    (set_attr "type" "fmuld")]
 784 )
 785
 786 (define_insn "*mulsf3negsf_vfp"
 787   [(set (match_operand:SF                  0 "s_register_operand" "=t")
 788         (mult:SF (neg:SF (match_operand:SF 1 "s_register_operand" "t"))
 789                  (match_operand:SF         2 "s_register_operand" "t")))]
 790   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 791   "fnmuls%?\\t%0, %1, %2"
 792   [(set_attr "predicable" "yes")
 793    (set_attr "type" "fmuls")]
 794 )
 795
 796 (define_insn "*muldf3negdf_vfp"
 797   [(set (match_operand:DF                  0 "s_register_operand" "=w")
 798         (mult:DF (neg:DF (match_operand:DF 1 "s_register_operand" "w"))
 799                  (match_operand:DF         2 "s_register_operand" "w")))]
 800   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 801   "fnmuld%?\\t%P0, %P1, %P2"
 802   [(set_attr "predicable" "yes")
 803    (set_attr "type" "fmuld")]
 804 )
 805
 806
 807 ;; Multiply-accumulate insns
 808
 809 ;; 0 = 1 * 2 + 0
 810 (define_insn "*mulsf3addsf_vfp"
 811   [(set (match_operand:SF                   0 "s_register_operand" "=t")
 812         (plus:SF (mult:SF (match_operand:SF 2 "s_register_operand" "t")
 813                           (match_operand:SF 3 "s_register_operand" "t"))
 814                  (match_operand:SF          1 "s_register_operand" "0")))]
 815   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 816   "fmacs%?\\t%0, %2, %3"
 817   [(set_attr "predicable" "yes")
 818    (set_attr "type" "fmacs")]
 819 )
 820
 821 (define_insn "*muldf3adddf_vfp"
 822   [(set (match_operand:DF                   0 "s_register_operand" "=w")
 823         (plus:DF (mult:DF (match_operand:DF 2 "s_register_operand" "w")
 824                           (match_operand:DF 3 "s_register_operand" "w"))
 825                  (match_operand:DF          1 "s_register_operand" "0")))]
 826   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 827   "fmacd%?\\t%P0, %P2, %P3"
 828   [(set_attr "predicable" "yes")
 829    (set_attr "type" "fmacd")]
 830 )
 831
 832 ;; 0 = 1 * 2 - 0
 833 (define_insn "*mulsf3subsf_vfp"
 834   [(set (match_operand:SF                    0 "s_register_operand" "=t")
 835         (minus:SF (mult:SF (match_operand:SF 2 "s_register_operand" "t")
 836                            (match_operand:SF 3 "s_register_operand" "t"))
 837                   (match_operand:SF          1 "s_register_operand" "0")))]
 838   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 839   "fmscs%?\\t%0, %2, %3"
 840   [(set_attr "predicable" "yes")
 841    (set_attr "type" "fmacs")]
 842 )
 843
 844 (define_insn "*muldf3subdf_vfp"
 845   [(set (match_operand:DF                    0 "s_register_operand" "=w")
 846         (minus:DF (mult:DF (match_operand:DF 2 "s_register_operand" "w")
 847                            (match_operand:DF 3 "s_register_operand" "w"))
 848                   (match_operand:DF          1 "s_register_operand" "0")))]
 849   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 850   "fmscd%?\\t%P0, %P2, %P3"
 851   [(set_attr "predicable" "yes")
 852    (set_attr "type" "fmacd")]
 853 )
 854
 855 ;; 0 = -(1 * 2) + 0
 856 (define_insn "*mulsf3negsfaddsf_vfp"
 857   [(set (match_operand:SF                    0 "s_register_operand" "=t")
 858         (minus:SF (match_operand:SF          1 "s_register_operand" "0")
 859                   (mult:SF (match_operand:SF 2 "s_register_operand" "t")
 860                            (match_operand:SF 3 "s_register_operand" "t"))))]
 861   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 862   "fnmacs%?\\t%0, %2, %3"
 863   [(set_attr "predicable" "yes")
 864    (set_attr "type" "fmacs")]
 865 )
 866
 867 (define_insn "*fmuldf3negdfadddf_vfp"
 868   [(set (match_operand:DF                    0 "s_register_operand" "=w")
 869         (minus:DF (match_operand:DF          1 "s_register_operand" "0")
 870                   (mult:DF (match_operand:DF 2 "s_register_operand" "w")
 871                            (match_operand:DF 3 "s_register_operand" "w"))))]
 872   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 873   "fnmacd%?\\t%P0, %P2, %P3"
 874   [(set_attr "predicable" "yes")
 875    (set_attr "type" "fmacd")]
 876 )
 877
 878
 879 ;; 0 = -(1 * 2) - 0
 880 (define_insn "*mulsf3negsfsubsf_vfp"
 881   [(set (match_operand:SF                     0 "s_register_operand" "=t")
 882         (minus:SF (mult:SF
 883                     (neg:SF (match_operand:SF 2 "s_register_operand" "t"))
 884                     (match_operand:SF         3 "s_register_operand" "t"))
 885                   (match_operand:SF           1 "s_register_operand" "0")))]
 886   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 887   "fnmscs%?\\t%0, %2, %3"
 888   [(set_attr "predicable" "yes")
 889    (set_attr "type" "fmacs")]
 890 )
 891
 892 (define_insn "*muldf3negdfsubdf_vfp"
 893   [(set (match_operand:DF                     0 "s_register_operand" "=w")
 894         (minus:DF (mult:DF
 895                     (neg:DF (match_operand:DF 2 "s_register_operand" "w"))
 896                     (match_operand:DF         3 "s_register_operand" "w"))
 897                   (match_operand:DF           1 "s_register_operand" "0")))]
 898   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 899   "fnmscd%?\\t%P0, %P2, %P3"
 900   [(set_attr "predicable" "yes")
 901    (set_attr "type" "fmacd")]
 902 )
 903
 904 ;; Fused-multiply-accumulate
 905
 906 (define_insn "fma<SDF:mode>4"
 907   [(set (match_operand:SDF 0 "register_operand" "=<F_constraint>")
 908         (fma:SDF (match_operand:SDF 1 "register_operand" "<F_constraint>")
 909                  (match_operand:SDF 2 "register_operand" "<F_constraint>")
 910                  (match_operand:SDF 3 "register_operand" "0")))]
 911   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FMA"
 912   "vfma%?.<V_if_elem>\\t%<V_reg>0, %<V_reg>1, %<V_reg>2"
 913   [(set_attr "predicable" "yes")
 914    (set_attr "type" "ffma<vfp_type>")]
 915 )
 916
 917 (define_insn "*fmsub<SDF:mode>4"
 918   [(set (match_operand:SDF 0 "register_operand" "=<F_constraint>")
 919         (fma:SDF (neg:SDF (match_operand:SDF 1 "register_operand"
 920                                              "<F_constraint>"))
 921                  (match_operand:SDF 2 "register_operand" "<F_constraint>")
 922                  (match_operand:SDF 3 "register_operand" "0")))]
 923   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FMA"
 924   "vfms%?.<V_if_elem>\\t%<V_reg>0, %<V_reg>1, %<V_reg>2"
 925   [(set_attr "predicable" "yes")
 926    (set_attr "type" "ffma<vfp_type>")]
 927 )
 928
 929 (define_insn "*fnmsub<SDF:mode>4"
 930   [(set (match_operand:SDF 0 "register_operand" "=<F_constraint>")
 931         (fma:SDF (match_operand:SDF 1 "register_operand" "<F_constraint>")
 932                  (match_operand:SDF 2 "register_operand" "<F_constraint>")
 933                  (neg:SDF (match_operand:SDF 3 "register_operand" "0"))))]
 934   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FMA"
 935   "vfnms%?.<V_if_elem>\\t%<V_reg>0, %<V_reg>1, %<V_reg>2"
 936   [(set_attr "predicable" "yes")
 937    (set_attr "type" "ffma<vfp_type>")]
 938 )
 939
 940 (define_insn "*fnmadd<SDF:mode>4"
 941   [(set (match_operand:SDF 0 "register_operand" "=<F_constraint>")
 942         (fma:SDF (neg:SDF (match_operand:SDF 1 "register_operand"
 943                                                "<F_constraint>"))
 944                  (match_operand:SDF 2 "register_operand" "<F_constraint>")
 945                  (neg:SDF (match_operand:SDF 3 "register_operand" "0"))))]
 946   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FMA"
 947   "vfnma%?.<V_if_elem>\\t%<V_reg>0, %<V_reg>1, %<V_reg>2"
 948   [(set_attr "predicable" "yes")
 949    (set_attr "type" "ffma<vfp_type>")]
 950 )
 951
 952
 953 ;; Conversion routines
 954
 955 (define_insn "*extendsfdf2_vfp"
 956   [(set (match_operand:DF                  0 "s_register_operand" "=w")
 957         (float_extend:DF (match_operand:SF 1 "s_register_operand" "t")))]
 958   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 959   "fcvtds%?\\t%P0, %1"
 960   [(set_attr "predicable" "yes")
 961    (set_attr "type" "f_cvt")]
 962 )
 963
 964 (define_insn "*truncdfsf2_vfp"
 965   [(set (match_operand:SF                  0 "s_register_operand" "=t")
 966         (float_truncate:SF (match_operand:DF 1 "s_register_operand" "w")))]
 967   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
 968   "fcvtsd%?\\t%0, %P1"
 969   [(set_attr "predicable" "yes")
 970    (set_attr "type" "f_cvt")]
 971 )
 972
 973 (define_insn "extendhfsf2"
 974   [(set (match_operand:SF                  0 "s_register_operand" "=t")
 975         (float_extend:SF (match_operand:HF 1 "s_register_operand" "t")))]
 976   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FP16"
 977   "vcvtb%?.f32.f16\\t%0, %1"
 978   [(set_attr "predicable" "yes")
 979    (set_attr "type" "f_cvt")]
 980 )
 981
 982 (define_insn "truncsfhf2"
 983   [(set (match_operand:HF                  0 "s_register_operand" "=t")
 984         (float_truncate:HF (match_operand:SF 1 "s_register_operand" "t")))]
 985   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FP16"
 986   "vcvtb%?.f16.f32\\t%0, %1"
 987   [(set_attr "predicable" "yes")
 988    (set_attr "type" "f_cvt")]
 989 )
 990
 991 (define_insn "*truncsisf2_vfp"
 992   [(set (match_operand:SI                 0 "s_register_operand" "=t")
 993         (fix:SI (fix:SF (match_operand:SF 1 "s_register_operand" "t"))))]
 994   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
 995   "ftosizs%?\\t%0, %1"
 996   [(set_attr "predicable" "yes")
 997    (set_attr "type" "f_cvt")]
 998 )
 999
1000 (define_insn "*truncsidf2_vfp"
1001   [(set (match_operand:SI                 0 "s_register_operand" "=t")
1002         (fix:SI (fix:DF (match_operand:DF 1 "s_register_operand" "w"))))]
1003   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1004   "ftosizd%?\\t%0, %P1"
1005   [(set_attr "predicable" "yes")
1006    (set_attr "type" "f_cvt")]
1007 )
1008
1009
1010 (define_insn "fixuns_truncsfsi2"
1011   [(set (match_operand:SI                 0 "s_register_operand" "=t")
1012         (unsigned_fix:SI (fix:SF (match_operand:SF 1 "s_register_operand" "t"))))]
1013   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1014   "ftouizs%?\\t%0, %1"
1015   [(set_attr "predicable" "yes")
1016    (set_attr "type" "f_cvt")]
1017 )
1018
1019 (define_insn "fixuns_truncdfsi2"
1020   [(set (match_operand:SI                 0 "s_register_operand" "=t")
1021         (unsigned_fix:SI (fix:DF (match_operand:DF 1 "s_register_operand" "t"))))]
1022   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1023   "ftouizd%?\\t%0, %P1"
1024   [(set_attr "predicable" "yes")
1025    (set_attr "type" "f_cvt")]
1026 )
1027
1028
1029 (define_insn "*floatsisf2_vfp"
1030   [(set (match_operand:SF           0 "s_register_operand" "=t")
1031         (float:SF (match_operand:SI 1 "s_register_operand" "t")))]
1032   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1033   "fsitos%?\\t%0, %1"
1034   [(set_attr "predicable" "yes")
1035    (set_attr "type" "f_cvt")]
1036 )
1037
1038 (define_insn "*floatsidf2_vfp"
1039   [(set (match_operand:DF           0 "s_register_operand" "=w")
1040         (float:DF (match_operand:SI 1 "s_register_operand" "t")))]
1041   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1042   "fsitod%?\\t%P0, %1"
1043   [(set_attr "predicable" "yes")
1044    (set_attr "type" "f_cvt")]
1045 )
1046
1047
1048 (define_insn "floatunssisf2"
1049   [(set (match_operand:SF           0 "s_register_operand" "=t")
1050         (unsigned_float:SF (match_operand:SI 1 "s_register_operand" "t")))]
1051   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1052   "fuitos%?\\t%0, %1"
1053   [(set_attr "predicable" "yes")
1054    (set_attr "type" "f_cvt")]
1055 )
1056
1057 (define_insn "floatunssidf2"
1058   [(set (match_operand:DF           0 "s_register_operand" "=w")
1059         (unsigned_float:DF (match_operand:SI 1 "s_register_operand" "t")))]
1060   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1061   "fuitod%?\\t%P0, %1"
1062   [(set_attr "predicable" "yes")
1063    (set_attr "type" "f_cvt")]
1064 )
1065
1066
1067 ;; Sqrt insns.
1068
1069 (define_insn "*sqrtsf2_vfp"
1070   [(set (match_operand:SF          0 "s_register_operand" "=t")
1071         (sqrt:SF (match_operand:SF 1 "s_register_operand" "t")))]
1072   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1073   "fsqrts%?\\t%0, %1"
1074   [(set_attr "predicable" "yes")
1075    (set_attr "type" "fdivs")]
1076 )
1077
1078 (define_insn "*sqrtdf2_vfp"
1079   [(set (match_operand:DF          0 "s_register_operand" "=w")
1080         (sqrt:DF (match_operand:DF 1 "s_register_operand" "w")))]
1081   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1082   "fsqrtd%?\\t%P0, %P1"
1083   [(set_attr "predicable" "yes")
1084    (set_attr "type" "fdivd")]
1085 )
1086
1087
1088 ;; Patterns to split/copy vfp condition flags.
1089
1090 (define_insn "*movcc_vfp"
1091   [(set (reg CC_REGNUM)
1092         (reg VFPCC_REGNUM))]
1093   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1094   "fmstat%?"
1095   [(set_attr "conds" "set")
1096    (set_attr "type" "f_flag")]
1097 )
1098
1099 (define_insn_and_split "*cmpsf_split_vfp"
1100   [(set (reg:CCFP CC_REGNUM)
1101         (compare:CCFP (match_operand:SF 0 "s_register_operand"  "t")
1102                       (match_operand:SF 1 "vfp_compare_operand" "tG")))]
1103   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1104   "#"
1105   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1106   [(set (reg:CCFP VFPCC_REGNUM)
1107         (compare:CCFP (match_dup 0)
1108                       (match_dup 1)))
1109    (set (reg:CCFP CC_REGNUM)
1110         (reg:CCFP VFPCC_REGNUM))]
1111   ""
1112 )
1113
1114 (define_insn_and_split "*cmpsf_trap_split_vfp"
1115   [(set (reg:CCFPE CC_REGNUM)
1116         (compare:CCFPE (match_operand:SF 0 "s_register_operand"  "t")
1117                        (match_operand:SF 1 "vfp_compare_operand" "tG")))]
1118   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1119   "#"
1120   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1121   [(set (reg:CCFPE VFPCC_REGNUM)
1122         (compare:CCFPE (match_dup 0)
1123                        (match_dup 1)))
1124    (set (reg:CCFPE CC_REGNUM)
1125         (reg:CCFPE VFPCC_REGNUM))]
1126   ""
1127 )
1128
1129 (define_insn_and_split "*cmpdf_split_vfp"
1130   [(set (reg:CCFP CC_REGNUM)
1131         (compare:CCFP (match_operand:DF 0 "s_register_operand"  "w")
1132                       (match_operand:DF 1 "vfp_compare_operand" "wG")))]
1133   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1134   "#"
1135   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1136   [(set (reg:CCFP VFPCC_REGNUM)
1137         (compare:CCFP (match_dup 0)
1138                        (match_dup 1)))
1139    (set (reg:CCFP CC_REGNUM)
1140         (reg:CCFP VFPCC_REGNUM))]
1141   ""
1142 )
1143
1144 (define_insn_and_split "*cmpdf_trap_split_vfp"
1145   [(set (reg:CCFPE CC_REGNUM)
1146         (compare:CCFPE (match_operand:DF 0 "s_register_operand"  "w")
1147                        (match_operand:DF 1 "vfp_compare_operand" "wG")))]
1148   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1149   "#"
1150   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1151   [(set (reg:CCFPE VFPCC_REGNUM)
1152         (compare:CCFPE (match_dup 0)
1153                        (match_dup 1)))
1154    (set (reg:CCFPE CC_REGNUM)
1155         (reg:CCFPE VFPCC_REGNUM))]
1156   ""
1157 )
1158
1159
1160 ;; Comparison patterns
1161
1162 (define_insn "*cmpsf_vfp"
1163   [(set (reg:CCFP VFPCC_REGNUM)
1164         (compare:CCFP (match_operand:SF 0 "s_register_operand"  "t,t")
1165                       (match_operand:SF 1 "vfp_compare_operand" "t,G")))]
1166   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1167   "@
1168    fcmps%?\\t%0, %1
1169    fcmpzs%?\\t%0"
1170   [(set_attr "predicable" "yes")
1171    (set_attr "type" "fcmps")]
1172 )
1173
1174 (define_insn "*cmpsf_trap_vfp"
1175   [(set (reg:CCFPE VFPCC_REGNUM)
1176         (compare:CCFPE (match_operand:SF 0 "s_register_operand"  "t,t")
1177                        (match_operand:SF 1 "vfp_compare_operand" "t,G")))]
1178   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1179   "@
1180    fcmpes%?\\t%0, %1
1181    fcmpezs%?\\t%0"
1182   [(set_attr "predicable" "yes")
1183    (set_attr "type" "fcmps")]
1184 )
1185
1186 (define_insn "*cmpdf_vfp"
1187   [(set (reg:CCFP VFPCC_REGNUM)
1188         (compare:CCFP (match_operand:DF 0 "s_register_operand"  "w,w")
1189                       (match_operand:DF 1 "vfp_compare_operand" "w,G")))]
1190   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1191   "@
1192    fcmpd%?\\t%P0, %P1
1193    fcmpzd%?\\t%P0"
1194   [(set_attr "predicable" "yes")
1195    (set_attr "type" "fcmpd")]
1196 )
1197
1198 (define_insn "*cmpdf_trap_vfp"
1199   [(set (reg:CCFPE VFPCC_REGNUM)
1200         (compare:CCFPE (match_operand:DF 0 "s_register_operand"  "w,w")
1201                        (match_operand:DF 1 "vfp_compare_operand" "w,G")))]
1202   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE"
1203   "@
1204    fcmped%?\\t%P0, %P1
1205    fcmpezd%?\\t%P0"
1206   [(set_attr "predicable" "yes")
1207    (set_attr "type" "fcmpd")]
1208 )
1209
1210 ;; Fixed point to floating point conversions.
1211 (define_code_iterator FCVT [unsigned_float float])
1212 (define_code_attr FCVTI32typename [(unsigned_float "u32") (float "s32")])
1213
1214 (define_insn "*combine_vcvt_f32_<FCVTI32typename>"
1215   [(set (match_operand:SF 0 "s_register_operand" "=t")
1216         (mult:SF (FCVT:SF (match_operand:SI 1 "s_register_operand" "0"))
1217                  (match_operand 2
1218                         "const_double_vcvt_power_of_two_reciprocal" "Dt")))]
1219   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP3 && !flag_rounding_math"
1220   "vcvt%?.f32.<FCVTI32typename>\\t%0, %1, %v2"
1221  [(set_attr "predicable" "yes")
1222   (set_attr "type" "f_cvt")]
1223 )
1224
1225 ;; Not the ideal way of implementing this. Ideally we would be able to split
1226 ;; this into a move to a DP register and then a vcvt.f64.i32
1227 (define_insn "*combine_vcvt_f64_<FCVTI32typename>"
1228   [(set (match_operand:DF 0 "s_register_operand" "=x,x,w")
1229         (mult:DF (FCVT:DF (match_operand:SI 1 "s_register_operand" "r,t,r"))
1230                  (match_operand 2
1231                      "const_double_vcvt_power_of_two_reciprocal" "Dt,Dt,Dt")))]
1232   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP3 && !flag_rounding_math
1233   && !TARGET_VFP_SINGLE"
1234   "@
1235   vmov%?.f32\\t%0, %1\;vcvt%?.f64.<FCVTI32typename>\\t%P0, %P0, %v2
1236   vmov%?.f32\\t%0, %1\;vcvt%?.f64.<FCVTI32typename>\\t%P0, %P0, %v2
1237   vmov%?.f64\\t%P0, %1, %1\;vcvt%?.f64.<FCVTI32typename>\\t%P0, %P0, %v2"
1238  [(set_attr "predicable" "yes")
1239   (set_attr "ce_count" "2")
1240   (set_attr "type" "f_cvt")
1241   (set_attr "length" "8")]
1242 )
1243
1244 ;; Store multiple insn used in function prologue.
1245 (define_insn "*push_multi_vfp"
1246   [(match_parallel 2 "multi_register_push"
1247     [(set (match_operand:BLK 0 "memory_operand" "=m")
1248           (unspec:BLK [(match_operand:DF 1 "vfp_register_operand" "")]
1249                       UNSPEC_PUSH_MULT))])]
1250   "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP"
1251   "* return vfp_output_fstmd (operands);"
1252   [(set_attr "type" "f_stored")]
1253 )
1254
1255 ;; VRINT round to integral instructions.
1256 ;; Invoked for the patterns: btruncsf2, btruncdf2, ceilsf2, ceildf2,
1257 ;; roundsf2, rounddf2, floorsf2, floordf2, nearbyintsf2, nearbyintdf2,
1258 ;; rintsf2, rintdf2.
1259 (define_insn "<vrint_pattern><SDF:mode>2"
1260   [(set (match_operand:SDF 0 "register_operand" "=<F_constraint>")
1261         (unspec:SDF [(match_operand:SDF 1
1262                          "register_operand" "<F_constraint>")]
1263          VRINT))]
1264   "TARGET_HARD_FLOAT && TARGET_FPU_ARMV8 <vfp_double_cond>"
1265   "vrint<vrint_variant>%?.<V_if_elem>\\t%<V_reg>0, %<V_reg>1"
1266   [(set_attr "predicable" "<vrint_predicable>")
1267    (set_attr "type" "f_rint<vfp_type>")]
1268 )
1269
1270 ;; MIN_EXPR and MAX_EXPR eventually map to 'smin' and 'smax' in RTL.
1271 ;; The 'smax' and 'smin' RTL standard pattern names do not specify which
1272 ;; operand will be returned when both operands are zero (i.e. they may not
1273 ;; honour signed zeroes), or when either operand is NaN.  Therefore GCC
1274 ;; only introduces MIN_EXPR/MAX_EXPR in fast math mode or when not honouring
1275 ;; NaNs.
1276
1277 (define_insn "smax<mode>3"
1278   [(set (match_operand:SDF 0 "register_operand" "=<F_constraint>")
1279         (smax:SDF (match_operand:SDF 1 "register_operand" "<F_constraint>")
1280                   (match_operand:SDF 2 "register_operand" "<F_constraint>")))]
1281   "TARGET_HARD_FLOAT && TARGET_FPU_ARMV8 <vfp_double_cond>"
1282   "vmaxnm.<V_if_elem>\\t%<V_reg>0, %<V_reg>1, %<V_reg>2"
1283   [(set_attr "type" "f_minmax<vfp_type>")]
1284 )
1285
1286 (define_insn "smin<mode>3"
1287   [(set (match_operand:SDF 0 "register_operand" "=<F_constraint>")
1288         (smin:SDF (match_operand:SDF 1 "register_operand" "<F_constraint>")
1289                   (match_operand:SDF 2 "register_operand" "<F_constraint>")))]
1290   "TARGET_HARD_FLOAT && TARGET_FPU_ARMV8 <vfp_double_cond>"
1291   "vminnm.<V_if_elem>\\t%<V_reg>0, %<V_reg>1, %<V_reg>2"
1292   [(set_attr "type" "f_minmax<vfp_type>")]
1293 )
1294
1295 ;; Unimplemented insns:
1296 ;; fldm*
1297 ;; fstm*
1298 ;; fmdhr et al (VFPv1)
1299 ;; Support for xD (single precision only) variants.
1300 ;; fmrrs, fmsrr