/* Definitions for code generation pass of GNU compiler.
- Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
+ 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 2, or (at your option)
+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,
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 COPYING. If not, write to
-the Free Software Foundation, 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#ifndef GCC_OPTABS_H
#define GCC_OPTABS_H
For example, add_optab applies to addition.
- The insn_code slot is the enum insn_code that says how to
- generate an insn for this operation on a particular machine mode.
- It is CODE_FOR_nothing if there is no such insn on the target machine.
-
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 and cmp_optab, are used
- by special code. */
+ A few optabs, such as move_optab, are used by special code. */
-struct optab_handlers GTY(())
+struct optab_handlers
{
- enum insn_code insn_code;
- rtx libfunc;
+ /* 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 optab GTY(())
+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 * optab;
+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 GTY(())
+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 *convert_optab;
+typedef struct convert_optab_d *convert_optab;
/* Given an enum insn_code, access the function to construct
the body of that kind of insn. */
/* 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,
/* 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_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_pow,
/* Arc tangent of y/x */
OTI_atan2,
+ /* Floating multiply/add */
+ OTI_fma,
+ OTI_fms,
+ OTI_fnma,
+ OTI_fnms,
/* Move instruction. */
OTI_mov,
OTI_ffs,
OTI_clz,
OTI_ctz,
+ OTI_clrsb,
OTI_popcount,
OTI_parity,
/* Square root */
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,
OTI_atan,
/* Copy sign */
OTI_copysign,
-
+ /* Signbit */
+ OTI_signbit,
/* Test for infinite value */
OTI_isinf,
- /* Compare insn; two operands. */
+ /* Compare insn; two operands. Used only for libcalls. */
OTI_cmp,
- /* Used only for libcalls for unsigned comparisons. */
OTI_ucmp,
- /* tst insn; compare one operand against 0 */
- OTI_tst,
/* Floating point comparison optabs - used primarily for libfuncs */
OTI_eq,
/* String length */
OTI_strlen,
- /* Combined compare & jump/store flags/move operations. */
+ /* Combined compare & jump/move/store flags/trap operations. */
OTI_cbranch,
OTI_cmov,
OTI_cstore,
+ OTI_ctrap,
/* Push instruction. */
OTI_push,
OTI_vec_shr,
/* Extract specified elements from vectors, for vector load. */
OTI_vec_realign_load,
- /* Widening multiplication.
+ /* 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,
/* 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
};
-extern GTY(()) optab optab_table[OTI_MAX];
-
-#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 smsub_widen_optab (optab_table[OTI_smsub_widen])
-#define umsub_widen_optab (optab_table[OTI_umsub_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 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 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 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 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 isinf_optab (optab_table[OTI_isinf])
-
-#define cmp_optab (optab_table[OTI_cmp])
-#define ucmp_optab (optab_table[OTI_ucmp])
-#define tst_optab (optab_table[OTI_tst])
-
-#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 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_extract_even_optab (optab_table[OTI_vec_extract_even])
-#define vec_extract_odd_optab (optab_table[OTI_vec_extract_odd])
-#define vec_interleave_high_optab (optab_table[OTI_vec_interleave_high])
-#define vec_interleave_low_optab (optab_table[OTI_vec_interleave_low])
-#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_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 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_extract_even_optab (&optab_table[OTI_vec_extract_even])
+#define vec_extract_odd_optab (&optab_table[OTI_vec_extract_odd])
+#define vec_interleave_high_optab (&optab_table[OTI_vec_interleave_high])
+#define vec_interleave_low_optab (&optab_table[OTI_vec_interleave_low])
+#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_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
};
-extern GTY(()) convert_optab convert_optab_table[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])
-
-/* These arrays record the insn_code of insns that may be needed to
- perform input and output reloads of special objects. They provide a
- place to pass a scratch register. */
-extern enum insn_code reload_in_optab[NUM_MACHINE_MODES];
-extern enum insn_code reload_out_optab[NUM_MACHINE_MODES];
+#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 GTY(()) optab code_to_optab[NUM_RTX_CODE + 1];
+extern optab code_to_optab[NUM_RTX_CODE + 1];
\f
typedef rtx (*rtxfun) (rtx);
-/* Indexed by the rtx-code for a conditional (e.g. EQ, LT,...)
- gives the gen_function to make a branch to test that condition. */
-
-extern rtxfun bcc_gen_fctn[NUM_RTX_CODE];
+/* 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
-/* Indexed by the rtx-code for a conditional (e.g. EQ, LT,...)
- gives the insn code to make a store-condition insn
- to test that condition. */
+ /* 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
+};
-extern enum insn_code setcc_gen_code[NUM_RTX_CODE];
+/* 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
-/* Indexed by the machine mode, gives the insn code to make a conditional
- move insn. */
-
-extern enum insn_code movcc_gen_code[NUM_MACHINE_MODES];
+#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])
+\f
+/* Target-dependent globals. */
+struct target_optabs {
+ /* Tables of patterns that may have an associated libcall. */
+ struct optab_d x_optab_table[(int) OTI_MAX];
-/* Indexed by the machine mode, gives the insn code for vector conditional
- operation. */
-
-extern enum insn_code vcond_gen_code[NUM_MACHINE_MODES];
-extern enum insn_code vcondu_gen_code[NUM_MACHINE_MODES];
-
-/* This array records the insn_code of insns to perform block moves. */
-extern enum insn_code movmem_optab[NUM_MACHINE_MODES];
-
-/* This array records the insn_code of insns to implement the signbit function. */
-extern enum insn_code signbit_optab[NUM_MACHINE_MODES];
-
-/* This array records the insn_code of insns to perform block sets. */
-extern enum insn_code setmem_optab[NUM_MACHINE_MODES];
-
-/* These arrays record the insn_code of two different kinds of insns
- to perform block compares. */
-extern enum insn_code cmpstr_optab[NUM_MACHINE_MODES];
-extern enum insn_code cmpstrn_optab[NUM_MACHINE_MODES];
-extern enum insn_code cmpmem_optab[NUM_MACHINE_MODES];
-
-/* Synchronization primitives. This first set is atomic operation for
- which we don't care about the resulting value. */
-extern enum insn_code sync_add_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_sub_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_ior_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_and_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_xor_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_nand_optab[NUM_MACHINE_MODES];
-
-/* This second set is atomic operations in which we return the value
- that existed in memory before the operation. */
-extern enum insn_code sync_old_add_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_old_sub_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_old_ior_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_old_and_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_old_xor_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_old_nand_optab[NUM_MACHINE_MODES];
-
-/* This third set is atomic operations in which we return the value
- that resulted after performing the operation. */
-extern enum insn_code sync_new_add_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_new_sub_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_new_ior_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_new_and_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_new_xor_optab[NUM_MACHINE_MODES];
-extern enum insn_code sync_new_nand_optab[NUM_MACHINE_MODES];
-
-/* Atomic compare and swap. */
-extern enum insn_code sync_compare_and_swap[NUM_MACHINE_MODES];
-extern enum insn_code sync_compare_and_swap_cc[NUM_MACHINE_MODES];
-
-/* Atomic exchange with acquire semantics. */
-extern enum insn_code sync_lock_test_and_set[NUM_MACHINE_MODES];
-
-/* Atomic clear with release semantics. */
-extern enum insn_code sync_lock_release[NUM_MACHINE_MODES];
+ /* 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)
+\f
/* Define functions given in optabs.c. */
-extern rtx expand_widen_pattern_expr (tree exp, rtx op0, rtx op1, rtx wide_op,
+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,
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 (int, rtx, rtx, enum rtx_code);
-
-/* Excapsulate the block in REG_LIBCALL, and REG_RETVAL reg notes and add
- REG_LIBCALL_ID notes to all insns in block. */
-extern void maybe_encapsulate_block (rtx, rtx, rtx);
-
-/* Emit code to perform a series of operations on a multi-word quantity, one
- word at a time. */
-extern rtx emit_no_conflict_block (rtx, rtx, rtx, rtx, rtx);
+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
+};
-/* Emit one rtl insn to compare two rtx's. */
-extern void emit_cmp_insn (rtx, rtx, enum rtx_code, rtx, enum machine_mode,
- int);
+/* 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. */
ccp_store_flag
};
-/* Return the optab used for computing the given operation on the type
- given by the second argument. */
-extern optab optab_for_tree_code (enum tree_code, tree);
-
/* 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,
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);
+
+/* Generate code for a compare and swap. */
+extern bool expand_atomic_compare_and_swap (rtx *, rtx *, rtx, rtx, rtx, bool,
+ enum memmodel, 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, enum machine_mode);
+bool expand_vec_cond_expr_p (tree, tree);
/* Generate code for VEC_COND_EXPR. */
-extern rtx expand_vec_cond_expr (tree, rtx);
-
+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 (tree, rtx);
+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 *);
+
+/* Return true if target supports vector operations using VEC_PERM_EXPR. */
+extern bool can_vec_perm_for_code_p (enum tree_code, enum machine_mode, rtx *);
+
+/* 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 */