/usr/lib/gcc-cross/arm-linux-gnueabi/6/plugin/include/tm-preds.h is in gcc-6-plugin-dev-arm-linux-gnueabi 6.4.0-17ubuntu1cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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from the machine description file '../../src/gcc/config/arm/arm.md'. */
#ifndef GCC_TM_PREDS_H
#define GCC_TM_PREDS_H
#ifdef HAVE_MACHINE_MODES
extern int general_operand (rtx, machine_mode);
extern int address_operand (rtx, machine_mode);
extern int register_operand (rtx, machine_mode);
extern int pmode_register_operand (rtx, machine_mode);
extern int scratch_operand (rtx, machine_mode);
extern int immediate_operand (rtx, machine_mode);
extern int const_int_operand (rtx, machine_mode);
extern int const_scalar_int_operand (rtx, machine_mode);
extern int const_double_operand (rtx, machine_mode);
extern int nonimmediate_operand (rtx, machine_mode);
extern int nonmemory_operand (rtx, machine_mode);
extern int push_operand (rtx, machine_mode);
extern int pop_operand (rtx, machine_mode);
extern int memory_operand (rtx, machine_mode);
extern int indirect_operand (rtx, machine_mode);
extern int ordered_comparison_operator (rtx, machine_mode);
extern int comparison_operator (rtx, machine_mode);
extern int s_register_operand (rtx, machine_mode);
extern int imm_for_neon_inv_logic_operand (rtx, machine_mode);
extern int neon_inv_logic_op2 (rtx, machine_mode);
extern int imm_for_neon_logic_operand (rtx, machine_mode);
extern int neon_logic_op2 (rtx, machine_mode);
extern int arm_hard_general_register_operand (rtx, machine_mode);
extern int low_register_operand (rtx, machine_mode);
extern int low_reg_or_int_operand (rtx, machine_mode);
extern int arm_general_register_operand (rtx, machine_mode);
extern int vfp_register_operand (rtx, machine_mode);
extern int vfp_hard_register_operand (rtx, machine_mode);
extern int zero_operand (rtx, machine_mode);
extern int reg_or_zero_operand (rtx, machine_mode);
extern int subreg_lowpart_operator (rtx, machine_mode);
extern int reg_or_int_operand (rtx, machine_mode);
extern int arm_immediate_operand (rtx, machine_mode);
extern int arm_immediate_di_operand (rtx, machine_mode);
extern int arm_neg_immediate_operand (rtx, machine_mode);
extern int arm_not_immediate_operand (rtx, machine_mode);
extern int const0_operand (rtx, machine_mode);
extern int arm_rhs_operand (rtx, machine_mode);
extern int arm_rhsm_operand (rtx, machine_mode);
extern int const_int_I_operand (rtx, machine_mode);
extern int const_int_M_operand (rtx, machine_mode);
extern int shift_amount_operand (rtx, machine_mode);
extern int const_neon_scalar_shift_amount_operand (rtx, machine_mode);
extern int ldrd_strd_offset_operand (rtx, machine_mode);
extern int arm_add_operand (rtx, machine_mode);
extern int arm_anddi_operand_neon (rtx, machine_mode);
extern int arm_iordi_operand_neon (rtx, machine_mode);
extern int arm_xordi_operand (rtx, machine_mode);
extern int arm_adddi_operand (rtx, machine_mode);
extern int arm_addimm_operand (rtx, machine_mode);
extern int arm_not_operand (rtx, machine_mode);
extern int arm_di_operand (rtx, machine_mode);
extern int offsettable_memory_operand (rtx, machine_mode);
extern int call_memory_operand (rtx, machine_mode);
extern int arm_reload_memory_operand (rtx, machine_mode);
extern int vfp_compare_operand (rtx, machine_mode);
extern int index_operand (rtx, machine_mode);
extern int shiftable_operator (rtx, machine_mode);
extern int shiftable_operator_strict_it (rtx, machine_mode);
extern int logical_binary_operator (rtx, machine_mode);
extern int commutative_binary_operator (rtx, machine_mode);
extern int shift_operator (rtx, machine_mode);
extern int shift_nomul_operator (rtx, machine_mode);
extern int sat_shift_operator (rtx, machine_mode);
extern int mult_operator (rtx, machine_mode);
extern int thumb_16bit_operator (rtx, machine_mode);
extern int equality_operator (rtx, machine_mode);
extern int expandable_comparison_operator (rtx, machine_mode);
extern int arm_comparison_operator (rtx, machine_mode);
extern int arm_comparison_operator_mode (rtx, machine_mode);
extern int lt_ge_comparison_operator (rtx, machine_mode);
extern int arm_vsel_comparison_operator (rtx, machine_mode);
extern int arm_cond_move_operator (rtx, machine_mode);
extern int noov_comparison_operator (rtx, machine_mode);
extern int minmax_operator (rtx, machine_mode);
extern int cc_register (rtx, machine_mode);
extern int dominant_cc_register (rtx, machine_mode);
extern int cc_register_operand (rtx, machine_mode);
extern int arm_extendqisi_mem_op (rtx, machine_mode);
extern int arm_reg_or_extendqisi_mem_op (rtx, machine_mode);
extern int power_of_two_operand (rtx, machine_mode);
extern int nonimmediate_di_operand (rtx, machine_mode);
extern int di_operand (rtx, machine_mode);
extern int nonimmediate_soft_df_operand (rtx, machine_mode);
extern int soft_df_operand (rtx, machine_mode);
extern int load_multiple_operation (rtx, machine_mode);
extern int store_multiple_operation (rtx, machine_mode);
extern int pop_multiple_return (rtx, machine_mode);
extern int pop_multiple_fp (rtx, machine_mode);
extern int multi_register_push (rtx, machine_mode);
extern int push_mult_memory_operand (rtx, machine_mode);
extern int thumb1_cmp_operand (rtx, machine_mode);
extern int thumb1_cmpneg_operand (rtx, machine_mode);
extern int thumb_cbrch_target_operand (rtx, machine_mode);
extern int imm_or_reg_operand (rtx, machine_mode);
extern int const_multiple_of_8_operand (rtx, machine_mode);
extern int imm_for_neon_mov_operand (rtx, machine_mode);
extern int imm_for_neon_lshift_operand (rtx, machine_mode);
extern int imm_for_neon_rshift_operand (rtx, machine_mode);
extern int imm_lshift_or_reg_neon (rtx, machine_mode);
extern int imm_rshift_or_reg_neon (rtx, machine_mode);
extern int cmpdi_operand (rtx, machine_mode);
extern int arm_sync_memory_operand (rtx, machine_mode);
extern int vect_par_constant_high (rtx, machine_mode);
extern int vect_par_constant_low (rtx, machine_mode);
extern int const_double_vcvt_power_of_two_reciprocal (rtx, machine_mode);
extern int const_double_vcvt_power_of_two (rtx, machine_mode);
extern int neon_struct_operand (rtx, machine_mode);
extern int neon_permissive_struct_operand (rtx, machine_mode);
extern int neon_perm_struct_or_reg_operand (rtx, machine_mode);
extern int add_operator (rtx, machine_mode);
extern int mem_noofs_operand (rtx, machine_mode);
extern int call_insn_operand (rtx, machine_mode);
#endif /* HAVE_MACHINE_MODES */
#define CONSTRAINT_NUM_DEFINED_P 1
enum constraint_num
{
CONSTRAINT__UNKNOWN = 0,
CONSTRAINT_r,
CONSTRAINT_t,
CONSTRAINT_w,
CONSTRAINT_x,
CONSTRAINT_y,
CONSTRAINT_z,
CONSTRAINT_l,
CONSTRAINT_h,
CONSTRAINT_k,
CONSTRAINT_q,
CONSTRAINT_b,
CONSTRAINT_c,
CONSTRAINT_Cs,
CONSTRAINT_Ts,
CONSTRAINT_Pj,
CONSTRAINT_PJ,
CONSTRAINT_I,
CONSTRAINT_J,
CONSTRAINT_K,
CONSTRAINT_L,
CONSTRAINT_M,
CONSTRAINT_N,
CONSTRAINT_O,
CONSTRAINT_Pa,
CONSTRAINT_Pb,
CONSTRAINT_Pc,
CONSTRAINT_Pd,
CONSTRAINT_Pe,
CONSTRAINT_Pf,
CONSTRAINT_Ps,
CONSTRAINT_Pt,
CONSTRAINT_Pu,
CONSTRAINT_Pv,
CONSTRAINT_Pw,
CONSTRAINT_Px,
CONSTRAINT_Py,
CONSTRAINT_Pz,
CONSTRAINT_m,
CONSTRAINT_o,
CONSTRAINT_Ua,
CONSTRAINT_Uh,
CONSTRAINT_Ut,
CONSTRAINT_Uv,
CONSTRAINT_Uy,
CONSTRAINT_Un,
CONSTRAINT_Um,
CONSTRAINT_Us,
CONSTRAINT_Uq,
CONSTRAINT_Q,
CONSTRAINT_Uu,
CONSTRAINT_Uw,
CONSTRAINT_p,
CONSTRAINT_j,
CONSTRAINT_G,
CONSTRAINT_Dz,
CONSTRAINT_Da,
CONSTRAINT_Db,
CONSTRAINT_Dc,
CONSTRAINT_Dd,
CONSTRAINT_De,
CONSTRAINT_Df,
CONSTRAINT_Dg,
CONSTRAINT_Di,
CONSTRAINT_Dn,
CONSTRAINT_Dl,
CONSTRAINT_DL,
CONSTRAINT_Do,
CONSTRAINT_Dv,
CONSTRAINT_Dy,
CONSTRAINT_Dt,
CONSTRAINT_Dp,
CONSTRAINT_US,
CONSTRAINT_V,
CONSTRAINT__l,
CONSTRAINT__g,
CONSTRAINT_i,
CONSTRAINT_s,
CONSTRAINT_n,
CONSTRAINT_E,
CONSTRAINT_F,
CONSTRAINT_X,
CONSTRAINT__LIMIT
};
extern enum constraint_num lookup_constraint_1 (const char *);
extern const unsigned char lookup_constraint_array[];
/* Return the constraint at the beginning of P, or CONSTRAINT__UNKNOWN if it
isn't recognized. */
static inline enum constraint_num
lookup_constraint (const char *p)
{
unsigned int index = lookup_constraint_array[(unsigned char) *p];
return (index == UCHAR_MAX
? lookup_constraint_1 (p)
: (enum constraint_num) index);
}
extern bool (*constraint_satisfied_p_array[]) (rtx);
/* Return true if X satisfies constraint C. */
static inline bool
constraint_satisfied_p (rtx x, enum constraint_num c)
{
int i = (int) c - (int) CONSTRAINT_Pj;
return i >= 0 && constraint_satisfied_p_array[i] (x);
}
static inline bool
insn_extra_register_constraint (enum constraint_num c)
{
return c >= CONSTRAINT_r && c <= CONSTRAINT_Ts;
}
static inline bool
insn_extra_memory_constraint (enum constraint_num c)
{
return c >= CONSTRAINT_m && c <= CONSTRAINT_Uw;
}
static inline bool
insn_extra_special_memory_constraint (enum constraint_num)
{
return false;
}
static inline bool
insn_extra_address_constraint (enum constraint_num c)
{
return c >= CONSTRAINT_p && c <= CONSTRAINT_p;
}
static inline void
insn_extra_constraint_allows_reg_mem (enum constraint_num c,
bool *allows_reg, bool *allows_mem)
{
if (c >= CONSTRAINT_j && c <= CONSTRAINT_US)
return;
if (c >= CONSTRAINT_V && c <= CONSTRAINT__g)
{
*allows_mem = true;
return;
}
(void) c;
*allows_reg = true;
*allows_mem = true;
}
static inline size_t
insn_constraint_len (char fc, const char *str ATTRIBUTE_UNUSED)
{
switch (fc)
{
case 'C': return 2;
case 'D': return 2;
case 'P': return 2;
case 'T': return 2;
case 'U': return 2;
default: break;
}
return 1;
}
#define CONSTRAINT_LEN(c_,s_) insn_constraint_len (c_,s_)
extern enum reg_class reg_class_for_constraint_1 (enum constraint_num);
static inline enum reg_class
reg_class_for_constraint (enum constraint_num c)
{
if (insn_extra_register_constraint (c))
return reg_class_for_constraint_1 (c);
return NO_REGS;
}
extern bool insn_const_int_ok_for_constraint (HOST_WIDE_INT, enum constraint_num);
#define CONST_OK_FOR_CONSTRAINT_P(v_,c_,s_) \
insn_const_int_ok_for_constraint (v_, lookup_constraint (s_))
enum constraint_type
{
CT_REGISTER,
CT_CONST_INT,
CT_MEMORY,
CT_SPECIAL_MEMORY,
CT_ADDRESS,
CT_FIXED_FORM
};
static inline enum constraint_type
get_constraint_type (enum constraint_num c)
{
if (c >= CONSTRAINT_p)
{
if (c >= CONSTRAINT_j)
return CT_FIXED_FORM;
return CT_ADDRESS;
}
if (c >= CONSTRAINT_m)
return CT_MEMORY;
if (c >= CONSTRAINT_Pj)
return CT_CONST_INT;
return CT_REGISTER;
}
#endif /* tm-preds.h */
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