Initial check-in of gcc 4.7.2.

Change-Id: I4a2f5a921c21741a0e18bda986d77e5f1bef0365

1 files changed, 1259 insertions, 0 deletions

diff --git a/gcc-4.7/gcc/optabs.h b/gcc-4.7/gcc/optabs.h
new file mode 100644
index 000000000..6ad6dae9a
--- /dev/null
+++ b/gcc-4.7/gcc/optabs.h
@@ -0,0 +1,1259 @@
+/* Definitions for code generation pass of GNU compiler.
+   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.
+
+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/>.  */
+
+#ifndef GCC_OPTABS_H
+#define GCC_OPTABS_H
+
+#include "insn-codes.h"
+
+/* Optabs are tables saying how to generate insn bodies
+   for various machine modes and numbers of operands.
+   Each optab applies to one operation.
+
+   For example, add_optab applies to addition.
+
+   The `lib_call' slot is the name of the library function that
+   can be used to perform the operation.
+
+   A few optabs, such as move_optab, are used by special code.  */
+
+struct optab_handlers
+{
+  /* I - CODE_FOR_nothing, where I is either the insn code of the
+     associated insn generator or CODE_FOR_nothing if there is no such
+     insn on the target machine.  */
+  int insn_code;
+};
+
+struct widening_optab_handlers
+{
+  struct optab_handlers handlers[NUM_MACHINE_MODES][NUM_MACHINE_MODES];
+};
+
+struct optab_d
+{
+  enum rtx_code code;
+  char libcall_suffix;
+  const char *libcall_basename;
+  void (*libcall_gen)(struct optab_d *, const char *name, char suffix,
+		      enum machine_mode);
+  struct optab_handlers handlers[NUM_MACHINE_MODES];
+  struct widening_optab_handlers *widening;
+};
+typedef struct optab_d * optab;
+
+/* A convert_optab is for some sort of conversion operation between
+   modes.  The first array index is the destination mode, the second
+   is the source mode.  */
+struct convert_optab_d
+{
+  enum rtx_code code;
+  const char *libcall_basename;
+  void (*libcall_gen)(struct convert_optab_d *, const char *name,
+		      enum machine_mode,
+		      enum machine_mode);
+  struct optab_handlers handlers[NUM_MACHINE_MODES][NUM_MACHINE_MODES];
+};
+typedef struct convert_optab_d *convert_optab;
+
+/* Given an enum insn_code, access the function to construct
+   the body of that kind of insn.  */
+#define GEN_FCN(CODE) (insn_data[CODE].genfun)
+
+/* Enumeration of valid indexes into optab_table.  */
+enum optab_index
+{
+  /* Fixed-point operators with signed/unsigned saturation */
+  OTI_ssadd,
+  OTI_usadd,
+  OTI_sssub,
+  OTI_ussub,
+  OTI_ssmul,
+  OTI_usmul,
+  OTI_ssdiv,
+  OTI_usdiv,
+  OTI_ssneg,
+  OTI_usneg,
+  OTI_ssashl,
+  OTI_usashl,
+
+  OTI_add,
+  OTI_addv,
+  OTI_sub,
+  OTI_subv,
+
+  /* Signed and fp multiply */
+  OTI_smul,
+  OTI_smulv,
+  /* Signed multiply, return high word */
+  OTI_smul_highpart,
+  OTI_umul_highpart,
+  /* Signed multiply with result one machine mode wider than args */
+  OTI_smul_widen,
+  OTI_umul_widen,
+  /* Widening multiply of one unsigned and one signed operand.  */
+  OTI_usmul_widen,
+  /* Signed multiply and add with the result and addend one machine mode
+     wider than the multiplicand and multiplier.  */
+  OTI_smadd_widen,
+  /* Unsigned multiply and add with the result and addend one machine mode
+     wider than the multiplicand and multiplier.  */
+  OTI_umadd_widen,
+  /* Signed multiply and add with the result and addend one machine mode
+     wider than the multiplicand and multiplier.
+     All involved operations are saturating.  */
+  OTI_ssmadd_widen,
+  /* Unsigned multiply and add with the result and addend one machine mode
+     wider than the multiplicand and multiplier.
+     All involved operations are saturating.  */
+  OTI_usmadd_widen,
+  /* Signed multiply and subtract the result and minuend one machine mode
+     wider than the multiplicand and multiplier.  */
+  OTI_smsub_widen,
+  /* Unsigned multiply and subtract the result and minuend one machine mode
+     wider than the multiplicand and multiplier.  */
+  OTI_umsub_widen,
+  /* Signed multiply and subtract the result and minuend one machine mode
+     wider than the multiplicand and multiplier.
+     All involved operations are saturating.  */
+  OTI_ssmsub_widen,
+  /* Unsigned multiply and subtract the result and minuend one machine mode
+     wider than the multiplicand and multiplier.
+     All involved operations are saturating.  */
+  OTI_usmsub_widen,
+
+  /* Signed divide */
+  OTI_sdiv,
+  OTI_sdivv,
+  /* Signed divide-and-remainder in one */
+  OTI_sdivmod,
+  OTI_udiv,
+  OTI_udivmod,
+  /* Signed remainder */
+  OTI_smod,
+  OTI_umod,
+  /* Floating point remainder functions */
+  OTI_fmod,
+  OTI_remainder,
+  /* Convert float to integer in float fmt */
+  OTI_ftrunc,
+
+  /* Logical and */
+  OTI_and,
+  /* Logical or */
+  OTI_ior,
+  /* Logical xor */
+  OTI_xor,
+
+  /* Arithmetic shift left */
+  OTI_ashl,
+  /* Logical shift right */
+  OTI_lshr,
+  /* Arithmetic shift right */
+  OTI_ashr,
+  /* Rotate left */
+  OTI_rotl,
+  /* Rotate right */
+  OTI_rotr,
+
+  /* Arithmetic shift left of vector by vector */
+  OTI_vashl,
+  /* Logical shift right of vector by vector */
+  OTI_vlshr,
+  /* Arithmetic shift right of vector by vector */
+  OTI_vashr,
+  /* Rotate left of vector by vector */
+  OTI_vrotl,
+  /* Rotate right of vector by vector */
+  OTI_vrotr,
+
+  /* Signed and floating-point minimum value */
+  OTI_smin,
+  /* Signed and floating-point maximum value */
+  OTI_smax,
+  /* Unsigned minimum value */
+  OTI_umin,
+  /* Unsigned maximum value */
+  OTI_umax,
+  /* Power */
+  OTI_pow,
+  /* Arc tangent of y/x */
+  OTI_atan2,
+  /* Floating multiply/add */
+  OTI_fma,
+  OTI_fms,
+  OTI_fnma,
+  OTI_fnms,
+
+  /* Move instruction.  */
+  OTI_mov,
+  /* Move, preserving high part of register.  */
+  OTI_movstrict,
+  /* Move, with a misaligned memory.  */
+  OTI_movmisalign,
+  /* Nontemporal store.  */
+  OTI_storent,
+
+  /* Unary operations */
+  /* Negation */
+  OTI_neg,
+  OTI_negv,
+  /* Abs value */
+  OTI_abs,
+  OTI_absv,
+  /* Byteswap */
+  OTI_bswap,
+  /* Bitwise not */
+  OTI_one_cmpl,
+  /* Bit scanning and counting */
+  OTI_ffs,
+  OTI_clz,
+  OTI_ctz,
+  OTI_clrsb,
+  OTI_popcount,
+  OTI_parity,
+  /* Square root */
+  OTI_sqrt,
+  /* Sine-Cosine */
+  OTI_sincos,
+  /* Sine */
+  OTI_sin,
+  /* Inverse sine */
+  OTI_asin,
+  /* Cosine */
+  OTI_cos,
+  /* Inverse cosine */
+  OTI_acos,
+  /* Exponential */
+  OTI_exp,
+  /* Base-10 Exponential */
+  OTI_exp10,
+  /* Base-2 Exponential */
+  OTI_exp2,
+  /* Exponential - 1*/
+  OTI_expm1,
+  /* Load exponent of a floating point number */
+  OTI_ldexp,
+  /* Multiply floating-point number by integral power of radix */
+  OTI_scalb,
+  /* Mantissa of a floating-point number */
+  OTI_significand,
+  /* Radix-independent exponent */
+  OTI_logb,
+  OTI_ilogb,
+  /* Natural Logarithm */
+  OTI_log,
+  /* Base-10 Logarithm */
+  OTI_log10,
+  /* Base-2 Logarithm */
+  OTI_log2,
+  /* logarithm of 1 plus argument */
+  OTI_log1p,
+  /* Rounding functions */
+  OTI_floor,
+  OTI_ceil,
+  OTI_btrunc,
+  OTI_round,
+  OTI_nearbyint,
+  OTI_rint,
+  /* Tangent */
+  OTI_tan,
+  /* Inverse tangent */
+  OTI_atan,
+  /* Copy sign */
+  OTI_copysign,
+  /* Signbit */
+  OTI_signbit,
+  /* Test for infinite value */
+  OTI_isinf,
+
+  /* Compare insn; two operands.  Used only for libcalls.  */
+  OTI_cmp,
+  OTI_ucmp,
+
+  /* Floating point comparison optabs - used primarily for libfuncs */
+  OTI_eq,
+  OTI_ne,
+  OTI_gt,
+  OTI_ge,
+  OTI_lt,
+  OTI_le,
+  OTI_unord,
+
+  /* String length */
+  OTI_strlen,
+
+  /* Combined compare & jump/move/store flags/trap operations.  */
+  OTI_cbranch,
+  OTI_cmov,
+  OTI_cstore,
+  OTI_ctrap,
+
+  /* Push instruction.  */
+  OTI_push,
+
+  /* Conditional add instruction.  */
+  OTI_addcc,
+
+  /* Reduction operations on a vector operand.  */
+  OTI_reduc_smax,
+  OTI_reduc_umax,
+  OTI_reduc_smin,
+  OTI_reduc_umin,
+  OTI_reduc_splus,
+  OTI_reduc_uplus,
+
+  /* Summation, with result machine mode one or more wider than args.  */
+  OTI_ssum_widen,
+  OTI_usum_widen,
+
+  /* Dot product, with result machine mode one or more wider than args.  */
+  OTI_sdot_prod,
+  OTI_udot_prod,
+
+  /* Set specified field of vector operand.  */
+  OTI_vec_set,
+  /* Extract specified field of vector operand.  */
+  OTI_vec_extract,
+  /* Initialize vector operand.  */
+  OTI_vec_init,
+  /* Whole vector shift. The shift amount is in bits.  */
+  OTI_vec_shl,
+  OTI_vec_shr,
+  /* Extract specified elements from vectors, for vector load.  */
+  OTI_vec_realign_load,
+  /* Widening multiplication.
+     The high/low part of the resulting vector of products is returned.  */
+  OTI_vec_widen_umult_hi,
+  OTI_vec_widen_umult_lo,
+  OTI_vec_widen_smult_hi,
+  OTI_vec_widen_smult_lo,
+  /* Widening shift left.
+     The high/low part of the resulting vector is returned.  */
+  OTI_vec_widen_ushiftl_hi,
+  OTI_vec_widen_ushiftl_lo,
+  OTI_vec_widen_sshiftl_hi,
+  OTI_vec_widen_sshiftl_lo,
+  /* Extract and widen the high/low part of a vector of signed or
+     floating point elements.  */
+  OTI_vec_unpacks_hi,
+  OTI_vec_unpacks_lo,
+  /* Extract and widen the high/low part of a vector of unsigned
+     elements.  */
+  OTI_vec_unpacku_hi,
+  OTI_vec_unpacku_lo,
+
+  /* Extract, convert to floating point and widen the high/low part of
+     a vector of signed or unsigned integer elements.  */
+  OTI_vec_unpacks_float_hi,
+  OTI_vec_unpacks_float_lo,
+  OTI_vec_unpacku_float_hi,
+  OTI_vec_unpacku_float_lo,
+
+  /* Narrow (demote) and merge the elements of two vectors.  */
+  OTI_vec_pack_trunc,
+  OTI_vec_pack_usat,
+  OTI_vec_pack_ssat,
+
+  /* Convert to signed/unsigned integer, narrow and merge elements
+     of two vectors of floating point elements.  */
+  OTI_vec_pack_sfix_trunc,
+  OTI_vec_pack_ufix_trunc,
+
+  /* Perform a raise to the power of integer.  */
+  OTI_powi,
+
+  /* Atomic compare and swap.  */
+  OTI_sync_compare_and_swap,
+
+  /* Atomic exchange with acquire semantics.  */
+  OTI_sync_lock_test_and_set,
+
+  /* This second set is atomic operations in which we return the value
+     that existed in memory before the operation.  */
+  OTI_sync_old_add,
+  OTI_sync_old_sub,
+  OTI_sync_old_ior,
+  OTI_sync_old_and,
+  OTI_sync_old_xor,
+  OTI_sync_old_nand,
+
+  /* This third set is atomic operations in which we return the value
+     that resulted after performing the operation.  */
+  OTI_sync_new_add,
+  OTI_sync_new_sub,
+  OTI_sync_new_ior,
+  OTI_sync_new_and,
+  OTI_sync_new_xor,
+  OTI_sync_new_nand,
+
+  OTI_MAX
+};
+
+#define ssadd_optab (&optab_table[OTI_ssadd])
+#define usadd_optab (&optab_table[OTI_usadd])
+#define sssub_optab (&optab_table[OTI_sssub])
+#define ussub_optab (&optab_table[OTI_ussub])
+#define ssmul_optab (&optab_table[OTI_ssmul])
+#define usmul_optab (&optab_table[OTI_usmul])
+#define ssdiv_optab (&optab_table[OTI_ssdiv])
+#define usdiv_optab (&optab_table[OTI_usdiv])
+#define ssneg_optab (&optab_table[OTI_ssneg])
+#define usneg_optab (&optab_table[OTI_usneg])
+#define ssashl_optab (&optab_table[OTI_ssashl])
+#define usashl_optab (&optab_table[OTI_usashl])
+
+#define add_optab (&optab_table[OTI_add])
+#define sub_optab (&optab_table[OTI_sub])
+#define smul_optab (&optab_table[OTI_smul])
+#define addv_optab (&optab_table[OTI_addv])
+#define subv_optab (&optab_table[OTI_subv])
+#define smul_highpart_optab (&optab_table[OTI_smul_highpart])
+#define umul_highpart_optab (&optab_table[OTI_umul_highpart])
+#define smul_widen_optab (&optab_table[OTI_smul_widen])
+#define umul_widen_optab (&optab_table[OTI_umul_widen])
+#define usmul_widen_optab (&optab_table[OTI_usmul_widen])
+#define smadd_widen_optab (&optab_table[OTI_smadd_widen])
+#define umadd_widen_optab (&optab_table[OTI_umadd_widen])
+#define ssmadd_widen_optab (&optab_table[OTI_ssmadd_widen])
+#define usmadd_widen_optab (&optab_table[OTI_usmadd_widen])
+#define smsub_widen_optab (&optab_table[OTI_smsub_widen])
+#define umsub_widen_optab (&optab_table[OTI_umsub_widen])
+#define ssmsub_widen_optab (&optab_table[OTI_ssmsub_widen])
+#define usmsub_widen_optab (&optab_table[OTI_usmsub_widen])
+#define sdiv_optab (&optab_table[OTI_sdiv])
+#define smulv_optab (&optab_table[OTI_smulv])
+#define sdivv_optab (&optab_table[OTI_sdivv])
+#define sdivmod_optab (&optab_table[OTI_sdivmod])
+#define udiv_optab (&optab_table[OTI_udiv])
+#define udivmod_optab (&optab_table[OTI_udivmod])
+#define smod_optab (&optab_table[OTI_smod])
+#define umod_optab (&optab_table[OTI_umod])
+#define fmod_optab (&optab_table[OTI_fmod])
+#define remainder_optab (&optab_table[OTI_remainder])
+#define ftrunc_optab (&optab_table[OTI_ftrunc])
+#define and_optab (&optab_table[OTI_and])
+#define ior_optab (&optab_table[OTI_ior])
+#define xor_optab (&optab_table[OTI_xor])
+#define ashl_optab (&optab_table[OTI_ashl])
+#define lshr_optab (&optab_table[OTI_lshr])
+#define ashr_optab (&optab_table[OTI_ashr])
+#define rotl_optab (&optab_table[OTI_rotl])
+#define rotr_optab (&optab_table[OTI_rotr])
+#define vashl_optab (&optab_table[OTI_vashl])
+#define vlshr_optab (&optab_table[OTI_vlshr])
+#define vashr_optab (&optab_table[OTI_vashr])
+#define vrotl_optab (&optab_table[OTI_vrotl])
+#define vrotr_optab (&optab_table[OTI_vrotr])
+#define smin_optab (&optab_table[OTI_smin])
+#define smax_optab (&optab_table[OTI_smax])
+#define umin_optab (&optab_table[OTI_umin])
+#define umax_optab (&optab_table[OTI_umax])
+#define pow_optab (&optab_table[OTI_pow])
+#define atan2_optab (&optab_table[OTI_atan2])
+#define fma_optab (&optab_table[OTI_fma])
+#define fms_optab (&optab_table[OTI_fms])
+#define fnma_optab (&optab_table[OTI_fnma])
+#define fnms_optab (&optab_table[OTI_fnms])
+
+#define mov_optab (&optab_table[OTI_mov])
+#define movstrict_optab (&optab_table[OTI_movstrict])
+#define movmisalign_optab (&optab_table[OTI_movmisalign])
+#define storent_optab (&optab_table[OTI_storent])
+
+#define neg_optab (&optab_table[OTI_neg])
+#define negv_optab (&optab_table[OTI_negv])
+#define abs_optab (&optab_table[OTI_abs])
+#define absv_optab (&optab_table[OTI_absv])
+#define one_cmpl_optab (&optab_table[OTI_one_cmpl])
+#define bswap_optab (&optab_table[OTI_bswap])
+#define ffs_optab (&optab_table[OTI_ffs])
+#define clz_optab (&optab_table[OTI_clz])
+#define ctz_optab (&optab_table[OTI_ctz])
+#define clrsb_optab (&optab_table[OTI_clrsb])
+#define popcount_optab (&optab_table[OTI_popcount])
+#define parity_optab (&optab_table[OTI_parity])
+#define sqrt_optab (&optab_table[OTI_sqrt])
+#define sincos_optab (&optab_table[OTI_sincos])
+#define sin_optab (&optab_table[OTI_sin])
+#define asin_optab (&optab_table[OTI_asin])
+#define cos_optab (&optab_table[OTI_cos])
+#define acos_optab (&optab_table[OTI_acos])
+#define exp_optab (&optab_table[OTI_exp])
+#define exp10_optab (&optab_table[OTI_exp10])
+#define exp2_optab (&optab_table[OTI_exp2])
+#define expm1_optab (&optab_table[OTI_expm1])
+#define ldexp_optab (&optab_table[OTI_ldexp])
+#define scalb_optab (&optab_table[OTI_scalb])
+#define significand_optab (&optab_table[OTI_significand])
+#define logb_optab (&optab_table[OTI_logb])
+#define ilogb_optab (&optab_table[OTI_ilogb])
+#define log_optab (&optab_table[OTI_log])
+#define log10_optab (&optab_table[OTI_log10])
+#define log2_optab (&optab_table[OTI_log2])
+#define log1p_optab (&optab_table[OTI_log1p])
+#define floor_optab (&optab_table[OTI_floor])
+#define ceil_optab (&optab_table[OTI_ceil])
+#define btrunc_optab (&optab_table[OTI_btrunc])
+#define round_optab (&optab_table[OTI_round])
+#define nearbyint_optab (&optab_table[OTI_nearbyint])
+#define rint_optab (&optab_table[OTI_rint])
+#define tan_optab (&optab_table[OTI_tan])
+#define atan_optab (&optab_table[OTI_atan])
+#define copysign_optab (&optab_table[OTI_copysign])
+#define signbit_optab (&optab_table[OTI_signbit])
+#define isinf_optab (&optab_table[OTI_isinf])
+
+#define cmp_optab (&optab_table[OTI_cmp])
+#define ucmp_optab (&optab_table[OTI_ucmp])
+
+#define eq_optab (&optab_table[OTI_eq])
+#define ne_optab (&optab_table[OTI_ne])
+#define gt_optab (&optab_table[OTI_gt])
+#define ge_optab (&optab_table[OTI_ge])
+#define lt_optab (&optab_table[OTI_lt])
+#define le_optab (&optab_table[OTI_le])
+#define unord_optab (&optab_table[OTI_unord])
+
+#define strlen_optab (&optab_table[OTI_strlen])
+
+#define cbranch_optab (&optab_table[OTI_cbranch])
+#define cmov_optab (&optab_table[OTI_cmov])
+#define cstore_optab (&optab_table[OTI_cstore])
+#define ctrap_optab (&optab_table[OTI_ctrap])
+
+#define push_optab (&optab_table[OTI_push])
+#define addcc_optab (&optab_table[OTI_addcc])
+
+#define reduc_smax_optab (&optab_table[OTI_reduc_smax])
+#define reduc_umax_optab (&optab_table[OTI_reduc_umax])
+#define reduc_smin_optab (&optab_table[OTI_reduc_smin])
+#define reduc_umin_optab (&optab_table[OTI_reduc_umin])
+#define reduc_splus_optab (&optab_table[OTI_reduc_splus])
+#define reduc_uplus_optab (&optab_table[OTI_reduc_uplus])
+
+#define ssum_widen_optab (&optab_table[OTI_ssum_widen])
+#define usum_widen_optab (&optab_table[OTI_usum_widen])
+#define sdot_prod_optab (&optab_table[OTI_sdot_prod])
+#define udot_prod_optab (&optab_table[OTI_udot_prod])
+
+#define vec_set_optab (&optab_table[OTI_vec_set])
+#define vec_extract_optab (&optab_table[OTI_vec_extract])
+#define vec_init_optab (&optab_table[OTI_vec_init])
+#define vec_shl_optab (&optab_table[OTI_vec_shl])
+#define vec_shr_optab (&optab_table[OTI_vec_shr])
+#define vec_realign_load_optab (&optab_table[OTI_vec_realign_load])
+#define vec_widen_umult_hi_optab (&optab_table[OTI_vec_widen_umult_hi])
+#define vec_widen_umult_lo_optab (&optab_table[OTI_vec_widen_umult_lo])
+#define vec_widen_smult_hi_optab (&optab_table[OTI_vec_widen_smult_hi])
+#define vec_widen_smult_lo_optab (&optab_table[OTI_vec_widen_smult_lo])
+#define vec_widen_ushiftl_hi_optab (&optab_table[OTI_vec_widen_ushiftl_hi])
+#define vec_widen_ushiftl_lo_optab (&optab_table[OTI_vec_widen_ushiftl_lo])
+#define vec_widen_sshiftl_hi_optab (&optab_table[OTI_vec_widen_sshiftl_hi])
+#define vec_widen_sshiftl_lo_optab (&optab_table[OTI_vec_widen_sshiftl_lo])
+#define vec_unpacks_hi_optab (&optab_table[OTI_vec_unpacks_hi])
+#define vec_unpacks_lo_optab (&optab_table[OTI_vec_unpacks_lo])
+#define vec_unpacku_hi_optab (&optab_table[OTI_vec_unpacku_hi])
+#define vec_unpacku_lo_optab (&optab_table[OTI_vec_unpacku_lo])
+#define vec_unpacks_float_hi_optab (&optab_table[OTI_vec_unpacks_float_hi])
+#define vec_unpacks_float_lo_optab (&optab_table[OTI_vec_unpacks_float_lo])
+#define vec_unpacku_float_hi_optab (&optab_table[OTI_vec_unpacku_float_hi])
+#define vec_unpacku_float_lo_optab (&optab_table[OTI_vec_unpacku_float_lo])
+#define vec_pack_trunc_optab (&optab_table[OTI_vec_pack_trunc])
+#define vec_pack_ssat_optab (&optab_table[OTI_vec_pack_ssat])
+#define vec_pack_usat_optab (&optab_table[OTI_vec_pack_usat])
+#define vec_pack_sfix_trunc_optab (&optab_table[OTI_vec_pack_sfix_trunc])
+#define vec_pack_ufix_trunc_optab (&optab_table[OTI_vec_pack_ufix_trunc])
+
+#define powi_optab (&optab_table[OTI_powi])
+
+#define sync_compare_and_swap_optab \
+  (&optab_table[(int) OTI_sync_compare_and_swap])
+#define sync_lock_test_and_set_optab \
+  (&optab_table[(int) OTI_sync_lock_test_and_set])
+#define sync_old_add_optab (&optab_table[(int) OTI_sync_old_add])
+#define sync_old_sub_optab (&optab_table[(int) OTI_sync_old_sub])
+#define sync_old_ior_optab (&optab_table[(int) OTI_sync_old_ior])
+#define sync_old_and_optab (&optab_table[(int) OTI_sync_old_and])
+#define sync_old_xor_optab (&optab_table[(int) OTI_sync_old_xor])
+#define sync_old_nand_optab (&optab_table[(int) OTI_sync_old_nand])
+#define sync_new_add_optab (&optab_table[(int) OTI_sync_new_add])
+#define sync_new_sub_optab (&optab_table[(int) OTI_sync_new_sub])
+#define sync_new_ior_optab (&optab_table[(int) OTI_sync_new_ior])
+#define sync_new_and_optab (&optab_table[(int) OTI_sync_new_and])
+#define sync_new_xor_optab (&optab_table[(int) OTI_sync_new_xor])
+#define sync_new_nand_optab (&optab_table[(int) OTI_sync_new_nand])
+
+/* Conversion optabs have their own table and indexes.  */
+enum convert_optab_index
+{
+  COI_sext,
+  COI_zext,
+  COI_trunc,
+
+  COI_sfix,
+  COI_ufix,
+
+  COI_sfixtrunc,
+  COI_ufixtrunc,
+
+  COI_sfloat,
+  COI_ufloat,
+
+  COI_lrint,
+  COI_lround,
+  COI_lfloor,
+  COI_lceil,
+
+  COI_fract,
+  COI_fractuns,
+  COI_satfract,
+  COI_satfractuns,
+
+  COI_vec_load_lanes,
+  COI_vec_store_lanes,
+
+  /* Vector conditional operations.  */
+  COI_vcond,
+  COI_vcondu,
+
+  COI_MAX
+};
+
+#define sext_optab (&convert_optab_table[COI_sext])
+#define zext_optab (&convert_optab_table[COI_zext])
+#define trunc_optab (&convert_optab_table[COI_trunc])
+#define sfix_optab (&convert_optab_table[COI_sfix])
+#define ufix_optab (&convert_optab_table[COI_ufix])
+#define sfixtrunc_optab (&convert_optab_table[COI_sfixtrunc])
+#define ufixtrunc_optab (&convert_optab_table[COI_ufixtrunc])
+#define sfloat_optab (&convert_optab_table[COI_sfloat])
+#define ufloat_optab (&convert_optab_table[COI_ufloat])
+#define lrint_optab (&convert_optab_table[COI_lrint])
+#define lround_optab (&convert_optab_table[COI_lround])
+#define lfloor_optab (&convert_optab_table[COI_lfloor])
+#define lceil_optab (&convert_optab_table[COI_lceil])
+#define fract_optab (&convert_optab_table[COI_fract])
+#define fractuns_optab (&convert_optab_table[COI_fractuns])
+#define satfract_optab (&convert_optab_table[COI_satfract])
+#define satfractuns_optab (&convert_optab_table[COI_satfractuns])
+#define vec_load_lanes_optab (&convert_optab_table[COI_vec_load_lanes])
+#define vec_store_lanes_optab (&convert_optab_table[COI_vec_store_lanes])
+#define vcond_optab (&convert_optab_table[(int) COI_vcond])
+#define vcondu_optab (&convert_optab_table[(int) COI_vcondu])
+
+/* Contains the optab used for each rtx code.  */
+extern optab code_to_optab[NUM_RTX_CODE + 1];
+
+
+typedef rtx (*rtxfun) (rtx);
+
+/* Enumerates operations that have a named .md pattern associated
+   with them, but which are not implemented as library functions.  */
+enum direct_optab_index
+{
+#ifdef HAVE_conditional_move
+  /* Conditional move operations.  */
+  DOI_movcc,
+#endif
+
+  /* Operations that use a scratch register to perform input and output
+     reloads of special objects.  */
+  DOI_reload_in,
+  DOI_reload_out,
+
+  /* Block move operation.  */
+  DOI_movmem,
+
+  /* Block set operation.  */
+  DOI_setmem,
+
+  /* Various types of block compare operation.  */
+  DOI_cmpstr,
+  DOI_cmpstrn,
+  DOI_cmpmem,
+
+  /* Atomic clear with release semantics.  */
+  DOI_sync_lock_release,
+
+  /* Atomic operation with no resulting value.  */
+  DOI_sync_add,
+  DOI_sync_sub,
+  DOI_sync_ior,
+  DOI_sync_and,
+  DOI_sync_xor,
+  DOI_sync_nand,
+
+  /* Atomic operations with memory model parameters. */
+  DOI_atomic_exchange,
+  DOI_atomic_compare_and_swap,
+  DOI_atomic_load,
+  DOI_atomic_store,
+  DOI_atomic_add_fetch,
+  DOI_atomic_sub_fetch,
+  DOI_atomic_and_fetch,
+  DOI_atomic_nand_fetch,
+  DOI_atomic_xor_fetch,
+  DOI_atomic_or_fetch,
+  DOI_atomic_fetch_add,
+  DOI_atomic_fetch_sub,
+  DOI_atomic_fetch_and,
+  DOI_atomic_fetch_nand,
+  DOI_atomic_fetch_xor,
+  DOI_atomic_fetch_or,
+  DOI_atomic_add,
+  DOI_atomic_sub,
+  DOI_atomic_and,
+  DOI_atomic_nand,
+  DOI_atomic_xor,
+  DOI_atomic_or,
+  DOI_atomic_always_lock_free,
+  DOI_atomic_is_lock_free,
+  DOI_atomic_thread_fence,
+  DOI_atomic_signal_fence,
+
+  /* Vector permutation.  */
+  DOI_vec_perm,
+  DOI_vec_perm_const,
+
+  DOI_MAX
+};
+
+/* A structure that says which insn should be used to perform an operation
+   in a particular mode.  */
+struct direct_optab_d
+{
+  struct optab_handlers handlers[NUM_MACHINE_MODES];
+};
+typedef struct direct_optab_d *direct_optab;
+
+#ifdef HAVE_conditional_move
+#define movcc_optab (&direct_optab_table[(int) DOI_movcc])
+#endif
+#define reload_in_optab (&direct_optab_table[(int) DOI_reload_in])
+#define reload_out_optab (&direct_optab_table[(int) DOI_reload_out])
+#define movmem_optab (&direct_optab_table[(int) DOI_movmem])
+#define setmem_optab (&direct_optab_table[(int) DOI_setmem])
+#define cmpstr_optab (&direct_optab_table[(int) DOI_cmpstr])
+#define cmpstrn_optab (&direct_optab_table[(int) DOI_cmpstrn])
+#define cmpmem_optab (&direct_optab_table[(int) DOI_cmpmem])
+#define sync_lock_release_optab \
+  (&direct_optab_table[(int) DOI_sync_lock_release])
+#define sync_add_optab (&direct_optab_table[(int) DOI_sync_add])
+#define sync_sub_optab (&direct_optab_table[(int) DOI_sync_sub])
+#define sync_ior_optab (&direct_optab_table[(int) DOI_sync_ior])
+#define sync_and_optab (&direct_optab_table[(int) DOI_sync_and])
+#define sync_xor_optab (&direct_optab_table[(int) DOI_sync_xor])
+#define sync_nand_optab (&direct_optab_table[(int) DOI_sync_nand])
+
+#define atomic_exchange_optab \
+  (&direct_optab_table[(int) DOI_atomic_exchange])
+#define atomic_compare_and_swap_optab \
+  (&direct_optab_table[(int) DOI_atomic_compare_and_swap])
+#define atomic_load_optab \
+  (&direct_optab_table[(int) DOI_atomic_load])
+#define atomic_store_optab \
+  (&direct_optab_table[(int) DOI_atomic_store])
+#define atomic_add_fetch_optab \
+  (&direct_optab_table[(int) DOI_atomic_add_fetch])
+#define atomic_sub_fetch_optab \
+  (&direct_optab_table[(int) DOI_atomic_sub_fetch])
+#define atomic_and_fetch_optab \
+  (&direct_optab_table[(int) DOI_atomic_and_fetch])
+#define atomic_nand_fetch_optab \
+  (&direct_optab_table[(int) DOI_atomic_nand_fetch])
+#define atomic_xor_fetch_optab \
+  (&direct_optab_table[(int) DOI_atomic_xor_fetch])
+#define atomic_or_fetch_optab \
+  (&direct_optab_table[(int) DOI_atomic_or_fetch])
+#define atomic_fetch_add_optab \
+  (&direct_optab_table[(int) DOI_atomic_fetch_add])
+#define atomic_fetch_sub_optab \
+  (&direct_optab_table[(int) DOI_atomic_fetch_sub])
+#define atomic_fetch_and_optab \
+  (&direct_optab_table[(int) DOI_atomic_fetch_and])
+#define atomic_fetch_nand_optab \
+  (&direct_optab_table[(int) DOI_atomic_fetch_nand])
+#define atomic_fetch_xor_optab \
+  (&direct_optab_table[(int) DOI_atomic_fetch_xor])
+#define atomic_fetch_or_optab \
+  (&direct_optab_table[(int) DOI_atomic_fetch_or])
+#define atomic_add_optab \
+  (&direct_optab_table[(int) DOI_atomic_add])
+#define atomic_sub_optab \
+  (&direct_optab_table[(int) DOI_atomic_sub])
+#define atomic_and_optab \
+  (&direct_optab_table[(int) DOI_atomic_and])
+#define atomic_nand_optab \
+  (&direct_optab_table[(int) DOI_atomic_nand])
+#define atomic_xor_optab \
+  (&direct_optab_table[(int) DOI_atomic_xor])
+#define atomic_or_optab \
+  (&direct_optab_table[(int) DOI_atomic_or])
+#define atomic_always_lock_free_optab \
+  (&direct_optab_table[(int) DOI_atomic_always_lock_free])
+#define atomic_is_lock_free_optab \
+  (&direct_optab_table[(int) DOI_atomic_is_lock_free])
+#define atomic_thread_fence_optab \
+  (&direct_optab_table[(int) DOI_atomic_thread_fence])
+#define atomic_signal_fence_optab \
+  (&direct_optab_table[(int) DOI_atomic_signal_fence])
+
+#define vec_perm_optab (&direct_optab_table[DOI_vec_perm])
+#define vec_perm_const_optab (&direct_optab_table[(int) DOI_vec_perm_const])
+
+/* Target-dependent globals.  */
+struct target_optabs {
+  /* Tables of patterns that may have an associated libcall.  */
+  struct optab_d x_optab_table[(int) OTI_MAX];
+
+  /* Tables of patterns for converting one mode to another.  */
+  struct convert_optab_d x_convert_optab_table[(int) COI_MAX];
+
+  /* Tables of patterns for direct optabs (i.e. those which cannot be
+     implemented using a libcall).  */
+  struct direct_optab_d x_direct_optab_table[(int) DOI_MAX];
+};
+
+extern struct target_optabs default_target_optabs;
+#if SWITCHABLE_TARGET
+extern struct target_optabs *this_target_optabs;
+#else
+#define this_target_optabs (&default_target_optabs)
+#endif
+
+#define optab_table \
+  (this_target_optabs->x_optab_table)
+#define convert_optab_table \
+  (this_target_optabs->x_convert_optab_table)
+#define direct_optab_table \
+  (this_target_optabs->x_direct_optab_table)
+
+/* Define functions given in optabs.c.  */
+
+extern rtx expand_widen_pattern_expr (sepops ops, rtx op0, rtx op1, rtx wide_op,
+                                      rtx target, int unsignedp);
+
+extern rtx expand_ternary_op (enum machine_mode mode, optab ternary_optab,
+			      rtx op0, rtx op1, rtx op2, rtx target,
+			      int unsignedp);
+
+/* Expand a binary operation given optab and rtx operands.  */
+extern rtx expand_binop (enum machine_mode, optab, rtx, rtx, rtx, int,
+			 enum optab_methods);
+
+extern rtx simplify_expand_binop (enum machine_mode mode, optab binoptab,
+				  rtx op0, rtx op1, rtx target, int unsignedp,
+				  enum optab_methods methods);
+
+extern bool force_expand_binop (enum machine_mode, optab, rtx, rtx, rtx, int,
+				enum optab_methods);
+
+/* Expand a binary operation with both signed and unsigned forms.  */
+extern rtx sign_expand_binop (enum machine_mode, optab, optab, rtx, rtx,
+			      rtx, int, enum optab_methods);
+
+/* Generate code to perform an operation on one operand with two results.  */
+extern int expand_twoval_unop (optab, rtx, rtx, rtx, int);
+
+/* Generate code to perform an operation on two operands with two results.  */
+extern int expand_twoval_binop (optab, rtx, rtx, rtx, rtx, int);
+
+/* Generate code to perform an operation on two operands with two
+   results, using a library function.  */
+extern bool expand_twoval_binop_libfunc (optab, rtx, rtx, rtx, rtx,
+					 enum rtx_code);
+
+/* Expand a unary arithmetic operation given optab rtx operand.  */
+extern rtx expand_unop (enum machine_mode, optab, rtx, rtx, int);
+
+/* Expand the absolute value operation.  */
+extern rtx expand_abs_nojump (enum machine_mode, rtx, rtx, int);
+extern rtx expand_abs (enum machine_mode, rtx, rtx, int, int);
+
+/* Expand the one's complement absolute value operation.  */
+extern rtx expand_one_cmpl_abs_nojump (enum machine_mode, rtx, rtx);
+
+/* Expand the copysign operation.  */
+extern rtx expand_copysign (rtx, rtx, rtx);
+
+/* Generate an instruction with a given INSN_CODE with an output and
+   an input.  */
+extern void emit_unop_insn (enum insn_code, rtx, rtx, enum rtx_code);
+extern bool maybe_emit_unop_insn (enum insn_code, rtx, rtx, enum rtx_code);
+
+/* Find a widening optab even if it doesn't widen as much as we want.  */
+#define find_widening_optab_handler(A,B,C,D) \
+  find_widening_optab_handler_and_mode (A, B, C, D, NULL)
+extern enum insn_code find_widening_optab_handler_and_mode (optab,
+							    enum machine_mode,
+							    enum machine_mode,
+							    int,
+							    enum machine_mode *);
+
+/* An extra flag to control optab_for_tree_code's behavior.  This is needed to
+   distinguish between machines with a vector shift that takes a scalar for the
+   shift amount vs. machines that take a vector for the shift amount.  */
+enum optab_subtype
+{
+  optab_default,
+  optab_scalar,
+  optab_vector
+};
+
+/* Return the optab used for computing the given operation on the type given by
+   the second argument.  The third argument distinguishes between the types of
+   vector shifts and rotates */
+extern optab optab_for_tree_code (enum tree_code, const_tree, enum optab_subtype);
+
+/* The various uses that a comparison can have; used by can_compare_p:
+   jumps, conditional moves, store flag operations.  */
+enum can_compare_purpose
+{
+  ccp_jump,
+  ccp_cmov,
+  ccp_store_flag
+};
+
+/* Nonzero if a compare of mode MODE can be done straightforwardly
+   (without splitting it into pieces).  */
+extern int can_compare_p (enum rtx_code, enum machine_mode,
+			  enum can_compare_purpose);
+
+/* Return the INSN_CODE to use for an extend operation.  */
+extern enum insn_code can_extend_p (enum machine_mode, enum machine_mode, int);
+
+/* Generate the body of an insn to extend Y (with mode MFROM)
+   into X (with mode MTO).  Do zero-extension if UNSIGNEDP is nonzero.  */
+extern rtx gen_extend_insn (rtx, rtx, enum machine_mode,
+			    enum machine_mode, int);
+
+/* Call this to reset the function entry for one optab.  */
+extern void set_optab_libfunc (optab, enum machine_mode, const char *);
+extern void set_conv_libfunc (convert_optab, enum machine_mode,
+			      enum machine_mode, const char *);
+
+/* Call this to install all of the __sync libcalls up to size MAX.  */
+extern void init_sync_libfuncs (int max);
+
+/* Generate code for a FIXED_CONVERT_EXPR.  */
+extern void expand_fixed_convert (rtx, rtx, int, int);
+
+/* Generate code for a FLOAT_EXPR.  */
+extern void expand_float (rtx, rtx, int);
+
+/* Return the insn_code for a FLOAT_EXPR.  */
+enum insn_code can_float_p (enum machine_mode, enum machine_mode, int);
+
+/* Return true if there is an inline compare and swap pattern.  */
+extern bool can_compare_and_swap_p (enum machine_mode, bool);
+
+/* Return true if there is an inline atomic exchange pattern.  */
+extern bool can_atomic_exchange_p (enum machine_mode, bool);
+
+/* Generate code for a compare and swap.  */
+extern bool expand_atomic_compare_and_swap (rtx *, rtx *, rtx, rtx, rtx, bool,
+					    enum memmodel, enum memmodel);
+
+/* Generate memory barriers.  */
+extern void expand_mem_thread_fence (enum memmodel);
+extern void expand_mem_signal_fence (enum memmodel);
+
+/* Check whether an operation represented by the code CODE is a
+   convert operation that is supported by the target platform in
+   vector form */
+bool supportable_convert_operation (enum tree_code, tree, tree, tree *, 
+                                    enum tree_code *);
+
+/* Generate code for a FIX_EXPR.  */
+extern void expand_fix (rtx, rtx, int);
+
+/* Generate code for float to integral conversion.  */
+extern bool expand_sfix_optab (rtx, rtx, convert_optab);
+
+/* Generate code for a widening multiply.  */
+extern rtx expand_widening_mult (enum machine_mode, rtx, rtx, rtx, int, optab);
+
+/* Return tree if target supports vector operations for COND_EXPR.  */
+bool expand_vec_cond_expr_p (tree, tree);
+
+/* Generate code for VEC_COND_EXPR.  */
+extern rtx expand_vec_cond_expr (tree, tree, tree, tree, rtx);
+/* Generate code for VEC_LSHIFT_EXPR and VEC_RSHIFT_EXPR.  */
+extern rtx expand_vec_shift_expr (sepops, rtx);
+
+/* Return tree if target supports vector operations for VEC_PERM_EXPR.  */
+extern bool can_vec_perm_p (enum machine_mode, bool, const unsigned char *);
+
+/* Generate code for VEC_PERM_EXPR.  */
+extern rtx expand_vec_perm (enum machine_mode, rtx, rtx, rtx, rtx);
+
+/* Return the insn used to implement mode MODE of OP, or CODE_FOR_nothing
+   if the target does not have such an insn.  */
+
+static inline enum insn_code
+optab_handler (optab op, enum machine_mode mode)
+{
+  return (enum insn_code) (op->handlers[(int) mode].insn_code
+			   + (int) CODE_FOR_nothing);
+}
+
+/* Like optab_handler, but for widening_operations that have a TO_MODE and
+  a FROM_MODE.  */
+
+static inline enum insn_code
+widening_optab_handler (optab op, enum machine_mode to_mode,
+			enum machine_mode from_mode)
+{
+  if (to_mode == from_mode || from_mode == VOIDmode)
+    return optab_handler (op, to_mode);
+
+  if (op->widening)
+    return (enum insn_code) (op->widening->handlers[(int) to_mode][(int) from_mode].insn_code
+			     + (int) CODE_FOR_nothing);
+
+  return CODE_FOR_nothing;
+}
+
+/* Record that insn CODE should be used to implement mode MODE of OP.  */
+
+static inline void
+set_optab_handler (optab op, enum machine_mode mode, enum insn_code code)
+{
+  op->handlers[(int) mode].insn_code = (int) code - (int) CODE_FOR_nothing;
+}
+
+/* Like set_optab_handler, but for widening operations that have a TO_MODE
+   and a FROM_MODE.  */
+
+static inline void
+set_widening_optab_handler (optab op, enum machine_mode to_mode,
+			    enum machine_mode from_mode, enum insn_code code)
+{
+  if (to_mode == from_mode)
+    set_optab_handler (op, to_mode, code);
+  else
+    {
+      if (op->widening == NULL)
+	op->widening = (struct widening_optab_handlers *)
+	      xcalloc (1, sizeof (struct widening_optab_handlers));
+
+      op->widening->handlers[(int) to_mode][(int) from_mode].insn_code
+	  = (int) code - (int) CODE_FOR_nothing;
+    }
+}
+
+/* Return the insn used to perform conversion OP from mode FROM_MODE
+   to mode TO_MODE; return CODE_FOR_nothing if the target does not have
+   such an insn.  */
+
+static inline enum insn_code
+convert_optab_handler (convert_optab op, enum machine_mode to_mode,
+		       enum machine_mode from_mode)
+{
+  return ((enum insn_code)
+	  (op->handlers[(int) to_mode][(int) from_mode].insn_code
+	   + (int) CODE_FOR_nothing));
+}
+
+/* Record that insn CODE should be used to perform conversion OP
+   from mode FROM_MODE to mode TO_MODE.  */
+
+static inline void
+set_convert_optab_handler (convert_optab op, enum machine_mode to_mode,
+			   enum machine_mode from_mode, enum insn_code code)
+{
+  op->handlers[(int) to_mode][(int) from_mode].insn_code
+    = (int) code - (int) CODE_FOR_nothing;
+}
+
+/* Return the insn used to implement mode MODE of OP, or CODE_FOR_nothing
+   if the target does not have such an insn.  */
+
+static inline enum insn_code
+direct_optab_handler (direct_optab op, enum machine_mode mode)
+{
+  return (enum insn_code) (op->handlers[(int) mode].insn_code
+			   + (int) CODE_FOR_nothing);
+}
+
+/* Record that insn CODE should be used to implement mode MODE of OP.  */
+
+static inline void
+set_direct_optab_handler (direct_optab op, enum machine_mode mode,
+			  enum insn_code code)
+{
+  op->handlers[(int) mode].insn_code = (int) code - (int) CODE_FOR_nothing;
+}
+
+extern rtx optab_libfunc (optab optab, enum machine_mode mode);
+extern rtx convert_optab_libfunc (convert_optab optab, enum machine_mode mode1,
+			          enum machine_mode mode2);
+
+extern bool insn_operand_matches (enum insn_code icode, unsigned int opno,
+				  rtx operand);
+
+/* Describes the type of an expand_operand.  Each value is associated
+   with a create_*_operand function; see the comments above those
+   functions for details.  */
+enum expand_operand_type {
+  EXPAND_FIXED,
+  EXPAND_OUTPUT,
+  EXPAND_INPUT,
+  EXPAND_CONVERT_TO,
+  EXPAND_CONVERT_FROM,
+  EXPAND_ADDRESS,
+  EXPAND_INTEGER
+};
+
+/* Information about an operand for instruction expansion.  */
+struct expand_operand {
+  /* The type of operand.  */
+  ENUM_BITFIELD (expand_operand_type) type : 8;
+
+  /* True if any conversion should treat VALUE as being unsigned
+     rather than signed.  Only meaningful for certain types.  */
+  unsigned int unsigned_p : 1;
+
+  /* Unused; available for future use.  */
+  unsigned int unused : 7;
+
+  /* The mode passed to the convert_*_operand function.  It has a
+     type-dependent meaning.  */
+  ENUM_BITFIELD (machine_mode) mode : 16;
+
+  /* The value of the operand.  */
+  rtx value;
+};
+
+/* Initialize OP with the given fields.  Initialise the other fields
+   to their default values.  */
+
+static inline void
+create_expand_operand (struct expand_operand *op,
+		       enum expand_operand_type type,
+		       rtx value, enum machine_mode mode,
+		       bool unsigned_p)
+{
+  op->type = type;
+  op->unsigned_p = unsigned_p;
+  op->unused = 0;
+  op->mode = mode;
+  op->value = value;
+}
+
+/* Make OP describe an operand that must use rtx X, even if X is volatile.  */
+
+static inline void
+create_fixed_operand (struct expand_operand *op, rtx x)
+{
+  create_expand_operand (op, EXPAND_FIXED, x, VOIDmode, false);
+}
+
+/* Make OP describe an output operand that must have mode MODE.
+   X, if nonnull, is a suggestion for where the output should be stored.
+   It is OK for VALUE to be inconsistent with MODE, although it will just
+   be ignored in that case.  */
+
+static inline void
+create_output_operand (struct expand_operand *op, rtx x,
+		       enum machine_mode mode)
+{
+  create_expand_operand (op, EXPAND_OUTPUT, x, mode, false);
+}
+
+/* Make OP describe an input operand that must have mode MODE and
+   value VALUE; MODE cannot be VOIDmode.  The backend may request that
+   VALUE be copied into a different kind of rtx before being passed
+   as an operand.  */
+
+static inline void
+create_input_operand (struct expand_operand *op, rtx value,
+		      enum machine_mode mode)
+{
+  create_expand_operand (op, EXPAND_INPUT, value, mode, false);
+}
+
+/* Like create_input_operand, except that VALUE must first be converted
+   to mode MODE.  UNSIGNED_P says whether VALUE is unsigned.  */
+
+static inline void
+create_convert_operand_to (struct expand_operand *op, rtx value,
+			   enum machine_mode mode, bool unsigned_p)
+{
+  create_expand_operand (op, EXPAND_CONVERT_TO, value, mode, unsigned_p);
+}
+
+/* Make OP describe an input operand that should have the same value
+   as VALUE, after any mode conversion that the backend might request.
+   If VALUE is a CONST_INT, it should be treated as having mode MODE.
+   UNSIGNED_P says whether VALUE is unsigned.  */
+
+static inline void
+create_convert_operand_from (struct expand_operand *op, rtx value,
+			     enum machine_mode mode, bool unsigned_p)
+{
+  create_expand_operand (op, EXPAND_CONVERT_FROM, value, mode, unsigned_p);
+}
+
+extern void create_convert_operand_from_type (struct expand_operand *op,
+					      rtx value, tree type);
+
+/* Make OP describe an input Pmode address operand.  VALUE is the value
+   of the address, but it may need to be converted to Pmode first.  */
+
+static inline void
+create_address_operand (struct expand_operand *op, rtx value)
+{
+  create_expand_operand (op, EXPAND_ADDRESS, value, Pmode, false);
+}
+
+/* Make OP describe an input operand that has value INTVAL and that has
+   no inherent mode.  This function should only be used for operands that
+   are always expand-time constants.  The backend may request that INTVAL
+   be copied into a different kind of rtx, but it must specify the mode
+   of that rtx if so.  */
+
+static inline void
+create_integer_operand (struct expand_operand *op, HOST_WIDE_INT intval)
+{
+  create_expand_operand (op, EXPAND_INTEGER, GEN_INT (intval), VOIDmode, false);
+}
+
+extern bool valid_multiword_target_p (rtx);
+
+extern bool maybe_legitimize_operands (enum insn_code icode,
+				       unsigned int opno, unsigned int nops,
+				       struct expand_operand *ops);
+extern rtx maybe_gen_insn (enum insn_code icode, unsigned int nops,
+			   struct expand_operand *ops);
+extern bool maybe_expand_insn (enum insn_code icode, unsigned int nops,
+			       struct expand_operand *ops);
+extern bool maybe_expand_jump_insn (enum insn_code icode, unsigned int nops,
+				    struct expand_operand *ops);
+extern void expand_insn (enum insn_code icode, unsigned int nops,
+			 struct expand_operand *ops);
+extern void expand_jump_insn (enum insn_code icode, unsigned int nops,
+			      struct expand_operand *ops);
+
+extern rtx prepare_operand (enum insn_code, rtx, int, enum machine_mode,
+			    enum machine_mode, int);
+
+#endif /* GCC_OPTABS_H */