Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 1253 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/config/aarch64/aarch64-builtins.c b/gcc-4.9/gcc/config/aarch64/aarch64-builtins.c
new file mode 100644
index 000000000..55cfe0ab2
--- /dev/null
+++ b/gcc-4.9/gcc/config/aarch64/aarch64-builtins.c
@@ -0,0 +1,1253 @@
+/* Builtins' description for AArch64 SIMD architecture.
+   Copyright (C) 2011-2014 Free Software Foundation, Inc.
+   Contributed by ARM Ltd.
+
+   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/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
+#include "rtl.h"
+#include "tree.h"
+#include "stor-layout.h"
+#include "stringpool.h"
+#include "calls.h"
+#include "expr.h"
+#include "tm_p.h"
+#include "recog.h"
+#include "langhooks.h"
+#include "diagnostic-core.h"
+#include "optabs.h"
+#include "pointer-set.h"
+#include "hash-table.h"
+#include "vec.h"
+#include "ggc.h"
+#include "basic-block.h"
+#include "tree-ssa-alias.h"
+#include "internal-fn.h"
+#include "gimple-fold.h"
+#include "tree-eh.h"
+#include "gimple-expr.h"
+#include "is-a.h"
+#include "gimple.h"
+#include "gimple-iterator.h"
+
+enum aarch64_simd_builtin_type_mode
+{
+  T_V8QI,
+  T_V4HI,
+  T_V2SI,
+  T_V2SF,
+  T_DI,
+  T_DF,
+  T_V16QI,
+  T_V8HI,
+  T_V4SI,
+  T_V4SF,
+  T_V2DI,
+  T_V2DF,
+  T_TI,
+  T_EI,
+  T_OI,
+  T_XI,
+  T_SI,
+  T_SF,
+  T_HI,
+  T_QI,
+  T_MAX
+};
+
+#define v8qi_UP  T_V8QI
+#define v4hi_UP  T_V4HI
+#define v2si_UP  T_V2SI
+#define v2sf_UP  T_V2SF
+#define di_UP    T_DI
+#define df_UP    T_DF
+#define v16qi_UP T_V16QI
+#define v8hi_UP  T_V8HI
+#define v4si_UP  T_V4SI
+#define v4sf_UP  T_V4SF
+#define v2di_UP  T_V2DI
+#define v2df_UP  T_V2DF
+#define ti_UP	 T_TI
+#define ei_UP	 T_EI
+#define oi_UP	 T_OI
+#define xi_UP	 T_XI
+#define si_UP    T_SI
+#define sf_UP    T_SF
+#define hi_UP    T_HI
+#define qi_UP    T_QI
+
+#define UP(X) X##_UP
+
+#define SIMD_MAX_BUILTIN_ARGS 5
+
+enum aarch64_type_qualifiers
+{
+  /* T foo.  */
+  qualifier_none = 0x0,
+  /* unsigned T foo.  */
+  qualifier_unsigned = 0x1, /* 1 << 0  */
+  /* const T foo.  */
+  qualifier_const = 0x2, /* 1 << 1  */
+  /* T *foo.  */
+  qualifier_pointer = 0x4, /* 1 << 2  */
+  /* const T *foo.  */
+  qualifier_const_pointer = 0x6, /* qualifier_const | qualifier_pointer  */
+  /* Used when expanding arguments if an operand could
+     be an immediate.  */
+  qualifier_immediate = 0x8, /* 1 << 3  */
+  qualifier_maybe_immediate = 0x10, /* 1 << 4  */
+  /* void foo (...).  */
+  qualifier_void = 0x20, /* 1 << 5  */
+  /* Some patterns may have internal operands, this qualifier is an
+     instruction to the initialisation code to skip this operand.  */
+  qualifier_internal = 0x40, /* 1 << 6  */
+  /* Some builtins should use the T_*mode* encoded in a simd_builtin_datum
+     rather than using the type of the operand.  */
+  qualifier_map_mode = 0x80, /* 1 << 7  */
+  /* qualifier_pointer | qualifier_map_mode  */
+  qualifier_pointer_map_mode = 0x84,
+  /* qualifier_const_pointer | qualifier_map_mode  */
+  qualifier_const_pointer_map_mode = 0x86,
+  /* Polynomial types.  */
+  qualifier_poly = 0x100
+};
+
+typedef struct
+{
+  const char *name;
+  enum aarch64_simd_builtin_type_mode mode;
+  const enum insn_code code;
+  unsigned int fcode;
+  enum aarch64_type_qualifiers *qualifiers;
+} aarch64_simd_builtin_datum;
+
+static enum aarch64_type_qualifiers
+aarch64_types_unop_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_none };
+#define TYPES_UNOP (aarch64_types_unop_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_unopu_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_unsigned, qualifier_unsigned };
+#define TYPES_UNOPU (aarch64_types_unopu_qualifiers)
+#define TYPES_CREATE (aarch64_types_unop_qualifiers)
+#define TYPES_REINTERP (aarch64_types_unop_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_binop_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_none, qualifier_maybe_immediate };
+#define TYPES_BINOP (aarch64_types_binop_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_binopu_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_unsigned, qualifier_unsigned, qualifier_unsigned };
+#define TYPES_BINOPU (aarch64_types_binopu_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_binopp_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_poly, qualifier_poly, qualifier_poly };
+#define TYPES_BINOPP (aarch64_types_binopp_qualifiers)
+
+static enum aarch64_type_qualifiers
+aarch64_types_ternop_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_none, qualifier_none, qualifier_none };
+#define TYPES_TERNOP (aarch64_types_ternop_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_ternopu_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_unsigned, qualifier_unsigned,
+      qualifier_unsigned, qualifier_unsigned };
+#define TYPES_TERNOPU (aarch64_types_ternopu_qualifiers)
+
+static enum aarch64_type_qualifiers
+aarch64_types_quadop_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_none, qualifier_none,
+      qualifier_none, qualifier_none };
+#define TYPES_QUADOP (aarch64_types_quadop_qualifiers)
+
+static enum aarch64_type_qualifiers
+aarch64_types_getlane_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_none, qualifier_immediate };
+#define TYPES_GETLANE (aarch64_types_getlane_qualifiers)
+#define TYPES_SHIFTIMM (aarch64_types_getlane_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_unsigned_shift_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_unsigned, qualifier_unsigned, qualifier_immediate };
+#define TYPES_USHIFTIMM (aarch64_types_unsigned_shift_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_setlane_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_none, qualifier_none, qualifier_immediate };
+#define TYPES_SETLANE (aarch64_types_setlane_qualifiers)
+#define TYPES_SHIFTINSERT (aarch64_types_setlane_qualifiers)
+#define TYPES_SHIFTACC (aarch64_types_setlane_qualifiers)
+
+static enum aarch64_type_qualifiers
+aarch64_types_combine_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_none, qualifier_none };
+#define TYPES_COMBINE (aarch64_types_combine_qualifiers)
+
+static enum aarch64_type_qualifiers
+aarch64_types_load1_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_const_pointer_map_mode };
+#define TYPES_LOAD1 (aarch64_types_load1_qualifiers)
+#define TYPES_LOADSTRUCT (aarch64_types_load1_qualifiers)
+
+static enum aarch64_type_qualifiers
+aarch64_types_bsl_p_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_poly, qualifier_unsigned,
+      qualifier_poly, qualifier_poly };
+#define TYPES_BSL_P (aarch64_types_bsl_p_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_bsl_s_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_none, qualifier_unsigned,
+      qualifier_none, qualifier_none };
+#define TYPES_BSL_S (aarch64_types_bsl_s_qualifiers)
+static enum aarch64_type_qualifiers
+aarch64_types_bsl_u_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_unsigned, qualifier_unsigned,
+      qualifier_unsigned, qualifier_unsigned };
+#define TYPES_BSL_U (aarch64_types_bsl_u_qualifiers)
+
+/* The first argument (return type) of a store should be void type,
+   which we represent with qualifier_void.  Their first operand will be
+   a DImode pointer to the location to store to, so we must use
+   qualifier_map_mode | qualifier_pointer to build a pointer to the
+   element type of the vector.  */
+static enum aarch64_type_qualifiers
+aarch64_types_store1_qualifiers[SIMD_MAX_BUILTIN_ARGS]
+  = { qualifier_void, qualifier_pointer_map_mode, qualifier_none };
+#define TYPES_STORE1 (aarch64_types_store1_qualifiers)
+#define TYPES_STORESTRUCT (aarch64_types_store1_qualifiers)
+
+#define CF0(N, X) CODE_FOR_aarch64_##N##X
+#define CF1(N, X) CODE_FOR_##N##X##1
+#define CF2(N, X) CODE_FOR_##N##X##2
+#define CF3(N, X) CODE_FOR_##N##X##3
+#define CF4(N, X) CODE_FOR_##N##X##4
+#define CF10(N, X) CODE_FOR_##N##X
+
+#define VAR1(T, N, MAP, A) \
+  {#N, UP (A), CF##MAP (N, A), 0, TYPES_##T},
+#define VAR2(T, N, MAP, A, B) \
+  VAR1 (T, N, MAP, A) \
+  VAR1 (T, N, MAP, B)
+#define VAR3(T, N, MAP, A, B, C) \
+  VAR2 (T, N, MAP, A, B) \
+  VAR1 (T, N, MAP, C)
+#define VAR4(T, N, MAP, A, B, C, D) \
+  VAR3 (T, N, MAP, A, B, C) \
+  VAR1 (T, N, MAP, D)
+#define VAR5(T, N, MAP, A, B, C, D, E) \
+  VAR4 (T, N, MAP, A, B, C, D) \
+  VAR1 (T, N, MAP, E)
+#define VAR6(T, N, MAP, A, B, C, D, E, F) \
+  VAR5 (T, N, MAP, A, B, C, D, E) \
+  VAR1 (T, N, MAP, F)
+#define VAR7(T, N, MAP, A, B, C, D, E, F, G) \
+  VAR6 (T, N, MAP, A, B, C, D, E, F) \
+  VAR1 (T, N, MAP, G)
+#define VAR8(T, N, MAP, A, B, C, D, E, F, G, H) \
+  VAR7 (T, N, MAP, A, B, C, D, E, F, G) \
+  VAR1 (T, N, MAP, H)
+#define VAR9(T, N, MAP, A, B, C, D, E, F, G, H, I) \
+  VAR8 (T, N, MAP, A, B, C, D, E, F, G, H) \
+  VAR1 (T, N, MAP, I)
+#define VAR10(T, N, MAP, A, B, C, D, E, F, G, H, I, J) \
+  VAR9 (T, N, MAP, A, B, C, D, E, F, G, H, I) \
+  VAR1 (T, N, MAP, J)
+#define VAR11(T, N, MAP, A, B, C, D, E, F, G, H, I, J, K) \
+  VAR10 (T, N, MAP, A, B, C, D, E, F, G, H, I, J) \
+  VAR1 (T, N, MAP, K)
+#define VAR12(T, N, MAP, A, B, C, D, E, F, G, H, I, J, K, L) \
+  VAR11 (T, N, MAP, A, B, C, D, E, F, G, H, I, J, K) \
+  VAR1 (T, N, MAP, L)
+
+/* BUILTIN_<ITERATOR> macros should expand to cover the same range of
+   modes as is given for each define_mode_iterator in
+   config/aarch64/iterators.md.  */
+
+#define BUILTIN_DX(T, N, MAP) \
+  VAR2 (T, N, MAP, di, df)
+#define BUILTIN_GPF(T, N, MAP) \
+  VAR2 (T, N, MAP, sf, df)
+#define BUILTIN_SDQ_I(T, N, MAP) \
+  VAR4 (T, N, MAP, qi, hi, si, di)
+#define BUILTIN_SD_HSI(T, N, MAP) \
+  VAR2 (T, N, MAP, hi, si)
+#define BUILTIN_V2F(T, N, MAP) \
+  VAR2 (T, N, MAP, v2sf, v2df)
+#define BUILTIN_VALL(T, N, MAP) \
+  VAR10 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, \
+	 v4si, v2di, v2sf, v4sf, v2df)
+#define BUILTIN_VALLDI(T, N, MAP) \
+  VAR11 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, \
+	 v4si, v2di, v2sf, v4sf, v2df, di)
+#define BUILTIN_VALLDIF(T, N, MAP) \
+  VAR12 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, \
+	 v4si, v2di, v2sf, v4sf, v2df, di, df)
+#define BUILTIN_VB(T, N, MAP) \
+  VAR2 (T, N, MAP, v8qi, v16qi)
+#define BUILTIN_VD(T, N, MAP) \
+  VAR4 (T, N, MAP, v8qi, v4hi, v2si, v2sf)
+#define BUILTIN_VDC(T, N, MAP) \
+  VAR6 (T, N, MAP, v8qi, v4hi, v2si, v2sf, di, df)
+#define BUILTIN_VDIC(T, N, MAP) \
+  VAR3 (T, N, MAP, v8qi, v4hi, v2si)
+#define BUILTIN_VDN(T, N, MAP) \
+  VAR3 (T, N, MAP, v4hi, v2si, di)
+#define BUILTIN_VDQ(T, N, MAP) \
+  VAR7 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si, v2di)
+#define BUILTIN_VDQF(T, N, MAP) \
+  VAR3 (T, N, MAP, v2sf, v4sf, v2df)
+#define BUILTIN_VDQH(T, N, MAP) \
+  VAR2 (T, N, MAP, v4hi, v8hi)
+#define BUILTIN_VDQHS(T, N, MAP) \
+  VAR4 (T, N, MAP, v4hi, v8hi, v2si, v4si)
+#define BUILTIN_VDQIF(T, N, MAP) \
+  VAR9 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si, v2sf, v4sf, v2df)
+#define BUILTIN_VDQM(T, N, MAP) \
+  VAR6 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si)
+#define BUILTIN_VDQV(T, N, MAP) \
+  VAR5 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v4si)
+#define BUILTIN_VDQQH(T, N, MAP) \
+  VAR4 (T, N, MAP, v8qi, v16qi, v4hi, v8hi)
+#define BUILTIN_VDQ_BHSI(T, N, MAP) \
+  VAR6 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si)
+#define BUILTIN_VDQ_I(T, N, MAP) \
+  VAR7 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si, v2di)
+#define BUILTIN_VDW(T, N, MAP) \
+  VAR3 (T, N, MAP, v8qi, v4hi, v2si)
+#define BUILTIN_VD_BHSI(T, N, MAP) \
+  VAR3 (T, N, MAP, v8qi, v4hi, v2si)
+#define BUILTIN_VD_HSI(T, N, MAP) \
+  VAR2 (T, N, MAP, v4hi, v2si)
+#define BUILTIN_VD_RE(T, N, MAP) \
+  VAR6 (T, N, MAP, v8qi, v4hi, v2si, v2sf, di, df)
+#define BUILTIN_VQ(T, N, MAP) \
+  VAR6 (T, N, MAP, v16qi, v8hi, v4si, v2di, v4sf, v2df)
+#define BUILTIN_VQN(T, N, MAP) \
+  VAR3 (T, N, MAP, v8hi, v4si, v2di)
+#define BUILTIN_VQW(T, N, MAP) \
+  VAR3 (T, N, MAP, v16qi, v8hi, v4si)
+#define BUILTIN_VQ_HSI(T, N, MAP) \
+  VAR2 (T, N, MAP, v8hi, v4si)
+#define BUILTIN_VQ_S(T, N, MAP) \
+  VAR6 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si)
+#define BUILTIN_VSDQ_HSI(T, N, MAP) \
+  VAR6 (T, N, MAP, v4hi, v8hi, v2si, v4si, hi, si)
+#define BUILTIN_VSDQ_I(T, N, MAP) \
+  VAR11 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si, v2di, qi, hi, si, di)
+#define BUILTIN_VSDQ_I_BHSI(T, N, MAP) \
+  VAR10 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si, v2di, qi, hi, si)
+#define BUILTIN_VSDQ_I_DI(T, N, MAP) \
+  VAR8 (T, N, MAP, v8qi, v16qi, v4hi, v8hi, v2si, v4si, v2di, di)
+#define BUILTIN_VSD_HSI(T, N, MAP) \
+  VAR4 (T, N, MAP, v4hi, v2si, hi, si)
+#define BUILTIN_VSQN_HSDI(T, N, MAP) \
+  VAR6 (T, N, MAP, v8hi, v4si, v2di, hi, si, di)
+#define BUILTIN_VSTRUCT(T, N, MAP) \
+  VAR3 (T, N, MAP, oi, ci, xi)
+
+static aarch64_simd_builtin_datum aarch64_simd_builtin_data[] = {
+#include "aarch64-simd-builtins.def"
+};
+
+#undef VAR1
+#define VAR1(T, N, MAP, A) \
+  AARCH64_SIMD_BUILTIN_##T##_##N##A,
+
+enum aarch64_builtins
+{
+  AARCH64_BUILTIN_MIN,
+  AARCH64_SIMD_BUILTIN_BASE,
+#include "aarch64-simd-builtins.def"
+  AARCH64_SIMD_BUILTIN_MAX = AARCH64_SIMD_BUILTIN_BASE
+			      + ARRAY_SIZE (aarch64_simd_builtin_data),
+  AARCH64_BUILTIN_MAX
+};
+
+static GTY(()) tree aarch64_builtin_decls[AARCH64_BUILTIN_MAX];
+
+#define NUM_DREG_TYPES 6
+#define NUM_QREG_TYPES 6
+
+/* Return a tree for a signed or unsigned argument of either
+   the mode specified by MODE, or the inner mode of MODE.  */
+tree
+aarch64_build_scalar_type (enum machine_mode mode,
+			   bool unsigned_p,
+			   bool poly_p)
+{
+#undef INT_TYPES
+#define INT_TYPES \
+  AARCH64_TYPE_BUILDER (QI) \
+  AARCH64_TYPE_BUILDER (HI) \
+  AARCH64_TYPE_BUILDER (SI) \
+  AARCH64_TYPE_BUILDER (DI) \
+  AARCH64_TYPE_BUILDER (EI) \
+  AARCH64_TYPE_BUILDER (OI) \
+  AARCH64_TYPE_BUILDER (CI) \
+  AARCH64_TYPE_BUILDER (XI) \
+  AARCH64_TYPE_BUILDER (TI) \
+
+/* Statically declare all the possible types we might need.  */
+#undef AARCH64_TYPE_BUILDER
+#define AARCH64_TYPE_BUILDER(X) \
+  static tree X##_aarch64_type_node_p = NULL; \
+  static tree X##_aarch64_type_node_s = NULL; \
+  static tree X##_aarch64_type_node_u = NULL;
+
+  INT_TYPES
+
+  static tree float_aarch64_type_node = NULL;
+  static tree double_aarch64_type_node = NULL;
+
+  gcc_assert (!VECTOR_MODE_P (mode));
+
+/* If we've already initialised this type, don't initialise it again,
+   otherwise ask for a new type of the correct size.  */
+#undef AARCH64_TYPE_BUILDER
+#define AARCH64_TYPE_BUILDER(X) \
+  case X##mode: \
+    if (unsigned_p) \
+      return (X##_aarch64_type_node_u \
+	      ? X##_aarch64_type_node_u \
+	      : X##_aarch64_type_node_u \
+		  = make_unsigned_type (GET_MODE_PRECISION (mode))); \
+    else if (poly_p) \
+       return (X##_aarch64_type_node_p \
+	      ? X##_aarch64_type_node_p \
+	      : X##_aarch64_type_node_p \
+		  = make_unsigned_type (GET_MODE_PRECISION (mode))); \
+    else \
+       return (X##_aarch64_type_node_s \
+	      ? X##_aarch64_type_node_s \
+	      : X##_aarch64_type_node_s \
+		  = make_signed_type (GET_MODE_PRECISION (mode))); \
+    break;
+
+  switch (mode)
+    {
+      INT_TYPES
+      case SFmode:
+	if (!float_aarch64_type_node)
+	  {
+	    float_aarch64_type_node = make_node (REAL_TYPE);
+	    TYPE_PRECISION (float_aarch64_type_node) = FLOAT_TYPE_SIZE;
+	    layout_type (float_aarch64_type_node);
+	  }
+	return float_aarch64_type_node;
+	break;
+      case DFmode:
+	if (!double_aarch64_type_node)
+	  {
+	    double_aarch64_type_node = make_node (REAL_TYPE);
+	    TYPE_PRECISION (double_aarch64_type_node) = DOUBLE_TYPE_SIZE;
+	    layout_type (double_aarch64_type_node);
+	  }
+	return double_aarch64_type_node;
+	break;
+      default:
+	gcc_unreachable ();
+    }
+}
+
+tree
+aarch64_build_vector_type (enum machine_mode mode,
+			   bool unsigned_p,
+			   bool poly_p)
+{
+  tree eltype;
+
+#define VECTOR_TYPES \
+  AARCH64_TYPE_BUILDER (V16QI) \
+  AARCH64_TYPE_BUILDER (V8HI) \
+  AARCH64_TYPE_BUILDER (V4SI) \
+  AARCH64_TYPE_BUILDER (V2DI) \
+  AARCH64_TYPE_BUILDER (V8QI) \
+  AARCH64_TYPE_BUILDER (V4HI) \
+  AARCH64_TYPE_BUILDER (V2SI) \
+  \
+  AARCH64_TYPE_BUILDER (V4SF) \
+  AARCH64_TYPE_BUILDER (V2DF) \
+  AARCH64_TYPE_BUILDER (V2SF) \
+/* Declare our "cache" of values.  */
+#undef AARCH64_TYPE_BUILDER
+#define AARCH64_TYPE_BUILDER(X) \
+  static tree X##_aarch64_type_node_s = NULL; \
+  static tree X##_aarch64_type_node_u = NULL; \
+  static tree X##_aarch64_type_node_p = NULL;
+
+  VECTOR_TYPES
+
+  gcc_assert (VECTOR_MODE_P (mode));
+
+#undef AARCH64_TYPE_BUILDER
+#define AARCH64_TYPE_BUILDER(X) \
+  case X##mode: \
+    if (unsigned_p) \
+      return X##_aarch64_type_node_u \
+	     ? X##_aarch64_type_node_u \
+	     : X##_aarch64_type_node_u \
+		= build_vector_type_for_mode (aarch64_build_scalar_type \
+						(GET_MODE_INNER (mode), \
+						 unsigned_p, poly_p), mode); \
+    else if (poly_p) \
+       return X##_aarch64_type_node_p \
+	      ? X##_aarch64_type_node_p \
+	      : X##_aarch64_type_node_p \
+		= build_vector_type_for_mode (aarch64_build_scalar_type \
+						(GET_MODE_INNER (mode), \
+						 unsigned_p, poly_p), mode); \
+    else \
+       return X##_aarch64_type_node_s \
+	      ? X##_aarch64_type_node_s \
+	      : X##_aarch64_type_node_s \
+		= build_vector_type_for_mode (aarch64_build_scalar_type \
+						(GET_MODE_INNER (mode), \
+						 unsigned_p, poly_p), mode); \
+    break;
+
+  switch (mode)
+    {
+      default:
+	eltype = aarch64_build_scalar_type (GET_MODE_INNER (mode),
+					    unsigned_p, poly_p);
+	return build_vector_type_for_mode (eltype, mode);
+	break;
+      VECTOR_TYPES
+   }
+}
+
+tree
+aarch64_build_type (enum machine_mode mode, bool unsigned_p, bool poly_p)
+{
+  if (VECTOR_MODE_P (mode))
+    return aarch64_build_vector_type (mode, unsigned_p, poly_p);
+  else
+    return aarch64_build_scalar_type (mode, unsigned_p, poly_p);
+}
+
+tree
+aarch64_build_signed_type (enum machine_mode mode)
+{
+  return aarch64_build_type (mode, false, false);
+}
+
+tree
+aarch64_build_unsigned_type (enum machine_mode mode)
+{
+  return aarch64_build_type (mode, true, false);
+}
+
+tree
+aarch64_build_poly_type (enum machine_mode mode)
+{
+  return aarch64_build_type (mode, false, true);
+}
+
+static void
+aarch64_init_simd_builtins (void)
+{
+  unsigned int i, fcode = AARCH64_SIMD_BUILTIN_BASE + 1;
+
+  /* Signed scalar type nodes.  */
+  tree aarch64_simd_intQI_type_node = aarch64_build_signed_type (QImode);
+  tree aarch64_simd_intHI_type_node = aarch64_build_signed_type (HImode);
+  tree aarch64_simd_intSI_type_node = aarch64_build_signed_type (SImode);
+  tree aarch64_simd_intDI_type_node = aarch64_build_signed_type (DImode);
+  tree aarch64_simd_intTI_type_node = aarch64_build_signed_type (TImode);
+  tree aarch64_simd_intEI_type_node = aarch64_build_signed_type (EImode);
+  tree aarch64_simd_intOI_type_node = aarch64_build_signed_type (OImode);
+  tree aarch64_simd_intCI_type_node = aarch64_build_signed_type (CImode);
+  tree aarch64_simd_intXI_type_node = aarch64_build_signed_type (XImode);
+
+  /* Unsigned scalar type nodes.  */
+  tree aarch64_simd_intUQI_type_node = aarch64_build_unsigned_type (QImode);
+  tree aarch64_simd_intUHI_type_node = aarch64_build_unsigned_type (HImode);
+  tree aarch64_simd_intUSI_type_node = aarch64_build_unsigned_type (SImode);
+  tree aarch64_simd_intUDI_type_node = aarch64_build_unsigned_type (DImode);
+
+  /* Poly scalar type nodes.  */
+  tree aarch64_simd_polyQI_type_node = aarch64_build_poly_type (QImode);
+  tree aarch64_simd_polyHI_type_node = aarch64_build_poly_type (HImode);
+  tree aarch64_simd_polyDI_type_node = aarch64_build_poly_type (DImode);
+  tree aarch64_simd_polyTI_type_node = aarch64_build_poly_type (TImode);
+
+  /* Float type nodes.  */
+  tree aarch64_simd_float_type_node = aarch64_build_signed_type (SFmode);
+  tree aarch64_simd_double_type_node = aarch64_build_signed_type (DFmode);
+
+  /* Define typedefs which exactly correspond to the modes we are basing vector
+     types on.  If you change these names you'll need to change
+     the table used by aarch64_mangle_type too.  */
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intQI_type_node,
+					     "__builtin_aarch64_simd_qi");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intHI_type_node,
+					     "__builtin_aarch64_simd_hi");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intSI_type_node,
+					     "__builtin_aarch64_simd_si");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_float_type_node,
+					     "__builtin_aarch64_simd_sf");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intDI_type_node,
+					     "__builtin_aarch64_simd_di");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_double_type_node,
+					     "__builtin_aarch64_simd_df");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_polyQI_type_node,
+					     "__builtin_aarch64_simd_poly8");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_polyHI_type_node,
+					     "__builtin_aarch64_simd_poly16");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_polyDI_type_node,
+					     "__builtin_aarch64_simd_poly64");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_polyTI_type_node,
+					     "__builtin_aarch64_simd_poly128");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intTI_type_node,
+					     "__builtin_aarch64_simd_ti");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intEI_type_node,
+					     "__builtin_aarch64_simd_ei");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intOI_type_node,
+					     "__builtin_aarch64_simd_oi");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intCI_type_node,
+					     "__builtin_aarch64_simd_ci");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intXI_type_node,
+					     "__builtin_aarch64_simd_xi");
+
+  /* Unsigned integer types for various mode sizes.  */
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intUQI_type_node,
+					     "__builtin_aarch64_simd_uqi");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intUHI_type_node,
+					     "__builtin_aarch64_simd_uhi");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intUSI_type_node,
+					     "__builtin_aarch64_simd_usi");
+  (*lang_hooks.types.register_builtin_type) (aarch64_simd_intUDI_type_node,
+					     "__builtin_aarch64_simd_udi");
+
+  for (i = 0; i < ARRAY_SIZE (aarch64_simd_builtin_data); i++, fcode++)
+    {
+      bool print_type_signature_p = false;
+      char type_signature[SIMD_MAX_BUILTIN_ARGS] = { 0 };
+      aarch64_simd_builtin_datum *d = &aarch64_simd_builtin_data[i];
+      const char *const modenames[] =
+	{
+	  "v8qi", "v4hi", "v2si", "v2sf", "di", "df",
+	  "v16qi", "v8hi", "v4si", "v4sf", "v2di", "v2df",
+	  "ti", "ei", "oi", "xi", "si", "sf", "hi", "qi"
+	};
+      const enum machine_mode modes[] =
+	{
+	  V8QImode, V4HImode, V2SImode, V2SFmode, DImode, DFmode,
+	  V16QImode, V8HImode, V4SImode, V4SFmode, V2DImode,
+	  V2DFmode, TImode, EImode, OImode, XImode, SImode,
+	  SFmode, HImode, QImode
+	};
+      char namebuf[60];
+      tree ftype = NULL;
+      tree fndecl = NULL;
+
+      gcc_assert (ARRAY_SIZE (modenames) == T_MAX);
+
+      d->fcode = fcode;
+
+      /* We must track two variables here.  op_num is
+	 the operand number as in the RTL pattern.  This is
+	 required to access the mode (e.g. V4SF mode) of the
+	 argument, from which the base type can be derived.
+	 arg_num is an index in to the qualifiers data, which
+	 gives qualifiers to the type (e.g. const unsigned).
+	 The reason these two variables may differ by one is the
+	 void return type.  While all return types take the 0th entry
+	 in the qualifiers array, there is no operand for them in the
+	 RTL pattern.  */
+      int op_num = insn_data[d->code].n_operands - 1;
+      int arg_num = d->qualifiers[0] & qualifier_void
+		      ? op_num + 1
+		      : op_num;
+      tree return_type = void_type_node, args = void_list_node;
+      tree eltype;
+
+      /* Build a function type directly from the insn_data for this
+	 builtin.  The build_function_type () function takes care of
+	 removing duplicates for us.  */
+      for (; op_num >= 0; arg_num--, op_num--)
+	{
+	  enum machine_mode op_mode = insn_data[d->code].operand[op_num].mode;
+	  enum aarch64_type_qualifiers qualifiers = d->qualifiers[arg_num];
+
+	  if (qualifiers & qualifier_unsigned)
+	    {
+	      type_signature[arg_num] = 'u';
+	      print_type_signature_p = true;
+	    }
+	  else if (qualifiers & qualifier_poly)
+	    {
+	      type_signature[arg_num] = 'p';
+	      print_type_signature_p = true;
+	    }
+	  else
+	    type_signature[arg_num] = 's';
+
+	  /* Skip an internal operand for vget_{low, high}.  */
+	  if (qualifiers & qualifier_internal)
+	    continue;
+
+	  /* Some builtins have different user-facing types
+	     for certain arguments, encoded in d->mode.  */
+	  if (qualifiers & qualifier_map_mode)
+	      op_mode = modes[d->mode];
+
+	  /* For pointers, we want a pointer to the basic type
+	     of the vector.  */
+	  if (qualifiers & qualifier_pointer && VECTOR_MODE_P (op_mode))
+	    op_mode = GET_MODE_INNER (op_mode);
+
+	  eltype = aarch64_build_type (op_mode,
+				       qualifiers & qualifier_unsigned,
+				       qualifiers & qualifier_poly);
+
+	  /* Add qualifiers.  */
+	  if (qualifiers & qualifier_const)
+	    eltype = build_qualified_type (eltype, TYPE_QUAL_CONST);
+
+	  if (qualifiers & qualifier_pointer)
+	      eltype = build_pointer_type (eltype);
+
+	  /* If we have reached arg_num == 0, we are at a non-void
+	     return type.  Otherwise, we are still processing
+	     arguments.  */
+	  if (arg_num == 0)
+	    return_type = eltype;
+	  else
+	    args = tree_cons (NULL_TREE, eltype, args);
+	}
+
+      ftype = build_function_type (return_type, args);
+
+      gcc_assert (ftype != NULL);
+
+      if (print_type_signature_p)
+	snprintf (namebuf, sizeof (namebuf), "__builtin_aarch64_%s%s_%s",
+		  d->name, modenames[d->mode], type_signature);
+      else
+	snprintf (namebuf, sizeof (namebuf), "__builtin_aarch64_%s%s",
+		  d->name, modenames[d->mode]);
+
+      fndecl = add_builtin_function (namebuf, ftype, fcode, BUILT_IN_MD,
+				     NULL, NULL_TREE);
+      aarch64_builtin_decls[fcode] = fndecl;
+    }
+}
+
+void
+aarch64_init_builtins (void)
+{
+  if (TARGET_SIMD)
+    aarch64_init_simd_builtins ();
+}
+
+tree
+aarch64_builtin_decl (unsigned code, bool initialize_p ATTRIBUTE_UNUSED)
+{
+  if (code >= AARCH64_BUILTIN_MAX)
+    return error_mark_node;
+
+  return aarch64_builtin_decls[code];
+}
+
+typedef enum
+{
+  SIMD_ARG_COPY_TO_REG,
+  SIMD_ARG_CONSTANT,
+  SIMD_ARG_STOP
+} builtin_simd_arg;
+
+static rtx
+aarch64_simd_expand_args (rtx target, int icode, int have_retval,
+			  tree exp, ...)
+{
+  va_list ap;
+  rtx pat;
+  tree arg[SIMD_MAX_BUILTIN_ARGS];
+  rtx op[SIMD_MAX_BUILTIN_ARGS];
+  enum machine_mode tmode = insn_data[icode].operand[0].mode;
+  enum machine_mode mode[SIMD_MAX_BUILTIN_ARGS];
+  int argc = 0;
+
+  if (have_retval
+      && (!target
+	  || GET_MODE (target) != tmode
+	  || !(*insn_data[icode].operand[0].predicate) (target, tmode)))
+    target = gen_reg_rtx (tmode);
+
+  va_start (ap, exp);
+
+  for (;;)
+    {
+      builtin_simd_arg thisarg = (builtin_simd_arg) va_arg (ap, int);
+
+      if (thisarg == SIMD_ARG_STOP)
+	break;
+      else
+	{
+	  arg[argc] = CALL_EXPR_ARG (exp, argc);
+	  op[argc] = expand_normal (arg[argc]);
+	  mode[argc] = insn_data[icode].operand[argc + have_retval].mode;
+
+	  switch (thisarg)
+	    {
+	    case SIMD_ARG_COPY_TO_REG:
+	      if (POINTER_TYPE_P (TREE_TYPE (arg[argc])))
+		op[argc] = convert_memory_address (Pmode, op[argc]);
+	      /*gcc_assert (GET_MODE (op[argc]) == mode[argc]); */
+	      if (!(*insn_data[icode].operand[argc + have_retval].predicate)
+		  (op[argc], mode[argc]))
+		op[argc] = copy_to_mode_reg (mode[argc], op[argc]);
+	      break;
+
+	    case SIMD_ARG_CONSTANT:
+	      if (!(*insn_data[icode].operand[argc + have_retval].predicate)
+		  (op[argc], mode[argc]))
+		error_at (EXPR_LOCATION (exp), "incompatible type for argument %d, "
+		       "expected %<const int%>", argc + 1);
+	      break;
+
+	    case SIMD_ARG_STOP:
+	      gcc_unreachable ();
+	    }
+
+	  argc++;
+	}
+    }
+
+  va_end (ap);
+
+  if (have_retval)
+    switch (argc)
+      {
+      case 1:
+	pat = GEN_FCN (icode) (target, op[0]);
+	break;
+
+      case 2:
+	pat = GEN_FCN (icode) (target, op[0], op[1]);
+	break;
+
+      case 3:
+	pat = GEN_FCN (icode) (target, op[0], op[1], op[2]);
+	break;
+
+      case 4:
+	pat = GEN_FCN (icode) (target, op[0], op[1], op[2], op[3]);
+	break;
+
+      case 5:
+	pat = GEN_FCN (icode) (target, op[0], op[1], op[2], op[3], op[4]);
+	break;
+
+      default:
+	gcc_unreachable ();
+      }
+  else
+    switch (argc)
+      {
+      case 1:
+	pat = GEN_FCN (icode) (op[0]);
+	break;
+
+      case 2:
+	pat = GEN_FCN (icode) (op[0], op[1]);
+	break;
+
+      case 3:
+	pat = GEN_FCN (icode) (op[0], op[1], op[2]);
+	break;
+
+      case 4:
+	pat = GEN_FCN (icode) (op[0], op[1], op[2], op[3]);
+	break;
+
+      case 5:
+	pat = GEN_FCN (icode) (op[0], op[1], op[2], op[3], op[4]);
+	break;
+
+      default:
+	gcc_unreachable ();
+      }
+
+  if (!pat)
+    return 0;
+
+  emit_insn (pat);
+
+  return target;
+}
+
+/* Expand an AArch64 AdvSIMD builtin(intrinsic).  */
+rtx
+aarch64_simd_expand_builtin (int fcode, tree exp, rtx target)
+{
+  aarch64_simd_builtin_datum *d =
+		&aarch64_simd_builtin_data[fcode - (AARCH64_SIMD_BUILTIN_BASE + 1)];
+  enum insn_code icode = d->code;
+  builtin_simd_arg args[SIMD_MAX_BUILTIN_ARGS];
+  int num_args = insn_data[d->code].n_operands;
+  int is_void = 0;
+  int k;
+
+  is_void = !!(d->qualifiers[0] & qualifier_void);
+
+  num_args += is_void;
+
+  for (k = 1; k < num_args; k++)
+    {
+      /* We have four arrays of data, each indexed in a different fashion.
+	 qualifiers - element 0 always describes the function return type.
+	 operands - element 0 is either the operand for return value (if
+	   the function has a non-void return type) or the operand for the
+	   first argument.
+	 expr_args - element 0 always holds the first argument.
+	 args - element 0 is always used for the return type.  */
+      int qualifiers_k = k;
+      int operands_k = k - is_void;
+      int expr_args_k = k - 1;
+
+      if (d->qualifiers[qualifiers_k] & qualifier_immediate)
+	args[k] = SIMD_ARG_CONSTANT;
+      else if (d->qualifiers[qualifiers_k] & qualifier_maybe_immediate)
+	{
+	  rtx arg
+	    = expand_normal (CALL_EXPR_ARG (exp,
+					    (expr_args_k)));
+	  /* Handle constants only if the predicate allows it.  */
+	  bool op_const_int_p =
+	    (CONST_INT_P (arg)
+	     && (*insn_data[icode].operand[operands_k].predicate)
+		(arg, insn_data[icode].operand[operands_k].mode));
+	  args[k] = op_const_int_p ? SIMD_ARG_CONSTANT : SIMD_ARG_COPY_TO_REG;
+	}
+      else
+	args[k] = SIMD_ARG_COPY_TO_REG;
+
+    }
+  args[k] = SIMD_ARG_STOP;
+
+  /* The interface to aarch64_simd_expand_args expects a 0 if
+     the function is void, and a 1 if it is not.  */
+  return aarch64_simd_expand_args
+	  (target, icode, !is_void, exp,
+	   args[1],
+	   args[2],
+	   args[3],
+	   args[4],
+	   SIMD_ARG_STOP);
+}
+
+/* Expand an expression EXP that calls a built-in function,
+   with result going to TARGET if that's convenient.  */
+rtx
+aarch64_expand_builtin (tree exp,
+		     rtx target,
+		     rtx subtarget ATTRIBUTE_UNUSED,
+		     enum machine_mode mode ATTRIBUTE_UNUSED,
+		     int ignore ATTRIBUTE_UNUSED)
+{
+  tree fndecl = TREE_OPERAND (CALL_EXPR_FN (exp), 0);
+  int fcode = DECL_FUNCTION_CODE (fndecl);
+
+  if (fcode >= AARCH64_SIMD_BUILTIN_BASE)
+    return aarch64_simd_expand_builtin (fcode, exp, target);
+
+  return NULL_RTX;
+}
+
+tree
+aarch64_builtin_vectorized_function (tree fndecl, tree type_out, tree type_in)
+{
+  enum machine_mode in_mode, out_mode;
+  int in_n, out_n;
+
+  if (TREE_CODE (type_out) != VECTOR_TYPE
+      || TREE_CODE (type_in) != VECTOR_TYPE)
+    return NULL_TREE;
+
+  out_mode = TYPE_MODE (TREE_TYPE (type_out));
+  out_n = TYPE_VECTOR_SUBPARTS (type_out);
+  in_mode = TYPE_MODE (TREE_TYPE (type_in));
+  in_n = TYPE_VECTOR_SUBPARTS (type_in);
+
+#undef AARCH64_CHECK_BUILTIN_MODE
+#define AARCH64_CHECK_BUILTIN_MODE(C, N) 1
+#define AARCH64_FIND_FRINT_VARIANT(N) \
+  (AARCH64_CHECK_BUILTIN_MODE (2, D) \
+    ? aarch64_builtin_decls[AARCH64_SIMD_BUILTIN_UNOP_##N##v2df] \
+    : (AARCH64_CHECK_BUILTIN_MODE (4, S) \
+	? aarch64_builtin_decls[AARCH64_SIMD_BUILTIN_UNOP_##N##v4sf] \
+	: (AARCH64_CHECK_BUILTIN_MODE (2, S) \
+	   ? aarch64_builtin_decls[AARCH64_SIMD_BUILTIN_UNOP_##N##v2sf] \
+	   : NULL_TREE)))
+  if (DECL_BUILT_IN_CLASS (fndecl) == BUILT_IN_NORMAL)
+    {
+      enum built_in_function fn = DECL_FUNCTION_CODE (fndecl);
+      switch (fn)
+	{
+#undef AARCH64_CHECK_BUILTIN_MODE
+#define AARCH64_CHECK_BUILTIN_MODE(C, N) \
+  (out_mode == N##Fmode && out_n == C \
+   && in_mode == N##Fmode && in_n == C)
+	case BUILT_IN_FLOOR:
+	case BUILT_IN_FLOORF:
+	  return AARCH64_FIND_FRINT_VARIANT (floor);
+	case BUILT_IN_CEIL:
+	case BUILT_IN_CEILF:
+	  return AARCH64_FIND_FRINT_VARIANT (ceil);
+	case BUILT_IN_TRUNC:
+	case BUILT_IN_TRUNCF:
+	  return AARCH64_FIND_FRINT_VARIANT (btrunc);
+	case BUILT_IN_ROUND:
+	case BUILT_IN_ROUNDF:
+	  return AARCH64_FIND_FRINT_VARIANT (round);
+	case BUILT_IN_NEARBYINT:
+	case BUILT_IN_NEARBYINTF:
+	  return AARCH64_FIND_FRINT_VARIANT (nearbyint);
+	case BUILT_IN_SQRT:
+	case BUILT_IN_SQRTF:
+	  return AARCH64_FIND_FRINT_VARIANT (sqrt);
+#undef AARCH64_CHECK_BUILTIN_MODE
+#define AARCH64_CHECK_BUILTIN_MODE(C, N) \
+  (out_mode == SImode && out_n == C \
+   && in_mode == N##Imode && in_n == C)
+        case BUILT_IN_CLZ:
+          {
+            if (AARCH64_CHECK_BUILTIN_MODE (4, S))
+              return aarch64_builtin_decls[AARCH64_SIMD_BUILTIN_UNOP_clzv4si];
+            return NULL_TREE;
+          }
+#undef AARCH64_CHECK_BUILTIN_MODE
+#define AARCH64_CHECK_BUILTIN_MODE(C, N) \
+  (out_mode == N##Imode && out_n == C \
+   && in_mode == N##Fmode && in_n == C)
+	case BUILT_IN_LFLOOR:
+	case BUILT_IN_LFLOORF:
+	case BUILT_IN_LLFLOOR:
+	case BUILT_IN_IFLOORF:
+	  {
+	    enum aarch64_builtins builtin;
+	    if (AARCH64_CHECK_BUILTIN_MODE (2, D))
+	      builtin = AARCH64_SIMD_BUILTIN_UNOP_lfloorv2dfv2di;
+	    else if (AARCH64_CHECK_BUILTIN_MODE (4, S))
+	      builtin = AARCH64_SIMD_BUILTIN_UNOP_lfloorv4sfv4si;
+	    else if (AARCH64_CHECK_BUILTIN_MODE (2, S))
+	      builtin = AARCH64_SIMD_BUILTIN_UNOP_lfloorv2sfv2si;
+	    else
+	      return NULL_TREE;
+
+	    return aarch64_builtin_decls[builtin];
+	  }
+	case BUILT_IN_LCEIL:
+	case BUILT_IN_LCEILF:
+	case BUILT_IN_LLCEIL:
+	case BUILT_IN_ICEILF:
+	  {
+	    enum aarch64_builtins builtin;
+	    if (AARCH64_CHECK_BUILTIN_MODE (2, D))
+	      builtin = AARCH64_SIMD_BUILTIN_UNOP_lceilv2dfv2di;
+	    else if (AARCH64_CHECK_BUILTIN_MODE (4, S))
+	      builtin = AARCH64_SIMD_BUILTIN_UNOP_lceilv4sfv4si;
+	    else if (AARCH64_CHECK_BUILTIN_MODE (2, S))
+	      builtin = AARCH64_SIMD_BUILTIN_UNOP_lceilv2sfv2si;
+	    else
+	      return NULL_TREE;
+
+	    return aarch64_builtin_decls[builtin];
+	  }
+	case BUILT_IN_LROUND:
+	case BUILT_IN_IROUNDF:
+	  {
+	    enum aarch64_builtins builtin;
+	    if (AARCH64_CHECK_BUILTIN_MODE (2, D))
+	      builtin =	AARCH64_SIMD_BUILTIN_UNOP_lroundv2dfv2di;
+	    else if (AARCH64_CHECK_BUILTIN_MODE (4, S))
+	      builtin =	AARCH64_SIMD_BUILTIN_UNOP_lroundv4sfv4si;
+	    else if (AARCH64_CHECK_BUILTIN_MODE (2, S))
+	      builtin =	AARCH64_SIMD_BUILTIN_UNOP_lroundv2sfv2si;
+	    else
+	      return NULL_TREE;
+
+	    return aarch64_builtin_decls[builtin];
+	  }
+
+	default:
+	  return NULL_TREE;
+      }
+    }
+
+  return NULL_TREE;
+}
+
+#undef VAR1
+#define VAR1(T, N, MAP, A) \
+  case AARCH64_SIMD_BUILTIN_##T##_##N##A:
+
+tree
+aarch64_fold_builtin (tree fndecl, int n_args ATTRIBUTE_UNUSED, tree *args,
+		      bool ignore ATTRIBUTE_UNUSED)
+{
+  int fcode = DECL_FUNCTION_CODE (fndecl);
+  tree type = TREE_TYPE (TREE_TYPE (fndecl));
+
+  switch (fcode)
+    {
+      BUILTIN_VALLDI (UNOP, abs, 2)
+	return fold_build1 (ABS_EXPR, type, args[0]);
+	break;
+      BUILTIN_VALLDI (BINOP, cmge, 0)
+	return fold_build2 (GE_EXPR, type, args[0], args[1]);
+	break;
+      BUILTIN_VALLDI (BINOP, cmgt, 0)
+	return fold_build2 (GT_EXPR, type, args[0], args[1]);
+	break;
+      BUILTIN_VALLDI (BINOP, cmeq, 0)
+	return fold_build2 (EQ_EXPR, type, args[0], args[1]);
+	break;
+      BUILTIN_VSDQ_I_DI (BINOP, cmtst, 0)
+	{
+	  tree and_node = fold_build2 (BIT_AND_EXPR, type, args[0], args[1]);
+	  tree vec_zero_node = build_zero_cst (type);
+	  return fold_build2 (NE_EXPR, type, and_node, vec_zero_node);
+	  break;
+	}
+      VAR1 (UNOP, floatv2si, 2, v2sf)
+      VAR1 (UNOP, floatv4si, 2, v4sf)
+      VAR1 (UNOP, floatv2di, 2, v2df)
+	return fold_build1 (FLOAT_EXPR, type, args[0]);
+      default:
+	break;
+    }
+
+  return NULL_TREE;
+}
+
+bool
+aarch64_gimple_fold_builtin (gimple_stmt_iterator *gsi)
+{
+  bool changed = false;
+  gimple stmt = gsi_stmt (*gsi);
+  tree call = gimple_call_fn (stmt);
+  tree fndecl;
+  gimple new_stmt = NULL;
+  if (call)
+    {
+      fndecl = gimple_call_fndecl (stmt);
+      if (fndecl)
+	{
+	  int fcode = DECL_FUNCTION_CODE (fndecl);
+	  int nargs = gimple_call_num_args (stmt);
+	  tree *args = (nargs > 0
+			? gimple_call_arg_ptr (stmt, 0)
+			: &error_mark_node);
+
+	  switch (fcode)
+	    {
+	      BUILTIN_VALL (UNOP, reduc_splus_, 10)
+		new_stmt = gimple_build_assign_with_ops (
+						REDUC_PLUS_EXPR,
+						gimple_call_lhs (stmt),
+						args[0],
+						NULL_TREE);
+		break;
+	      BUILTIN_VDQIF (UNOP, reduc_smax_, 10)
+		new_stmt = gimple_build_assign_with_ops (
+						REDUC_MAX_EXPR,
+						gimple_call_lhs (stmt),
+						args[0],
+						NULL_TREE);
+		break;
+	      BUILTIN_VDQIF (UNOP, reduc_smin_, 10)
+		new_stmt = gimple_build_assign_with_ops (
+						REDUC_MIN_EXPR,
+						gimple_call_lhs (stmt),
+						args[0],
+						NULL_TREE);
+		break;
+
+	    default:
+	      break;
+	    }
+	}
+    }
+
+  if (new_stmt)
+    {
+      gsi_replace (gsi, new_stmt, true);
+      changed = true;
+    }
+
+  return changed;
+}
+
+#undef AARCH64_CHECK_BUILTIN_MODE
+#undef AARCH64_FIND_FRINT_VARIANT
+#undef BUILTIN_DX
+#undef BUILTIN_SDQ_I
+#undef BUILTIN_SD_HSI
+#undef BUILTIN_V2F
+#undef BUILTIN_VALL
+#undef BUILTIN_VB
+#undef BUILTIN_VD
+#undef BUILTIN_VDC
+#undef BUILTIN_VDIC
+#undef BUILTIN_VDN
+#undef BUILTIN_VDQ
+#undef BUILTIN_VDQF
+#undef BUILTIN_VDQH
+#undef BUILTIN_VDQHS
+#undef BUILTIN_VDQIF
+#undef BUILTIN_VDQM
+#undef BUILTIN_VDQV
+#undef BUILTIN_VDQ_BHSI
+#undef BUILTIN_VDQ_I
+#undef BUILTIN_VDW
+#undef BUILTIN_VD_BHSI
+#undef BUILTIN_VD_HSI
+#undef BUILTIN_VD_RE
+#undef BUILTIN_VQ
+#undef BUILTIN_VQN
+#undef BUILTIN_VQW
+#undef BUILTIN_VQ_HSI
+#undef BUILTIN_VQ_S
+#undef BUILTIN_VSDQ_HSI
+#undef BUILTIN_VSDQ_I
+#undef BUILTIN_VSDQ_I_BHSI
+#undef BUILTIN_VSDQ_I_DI
+#undef BUILTIN_VSD_HSI
+#undef BUILTIN_VSQN_HSDI
+#undef BUILTIN_VSTRUCT
+#undef CF0
+#undef CF1
+#undef CF2
+#undef CF3
+#undef CF4
+#undef CF10
+#undef VAR1
+#undef VAR2
+#undef VAR3
+#undef VAR4
+#undef VAR5
+#undef VAR6
+#undef VAR7
+#undef VAR8
+#undef VAR9
+#undef VAR10
+#undef VAR11
+