LCOV - code coverage report
Current view: top level - gcc - int-vector-builder.h (source / functions) Coverage Total Hit
Test: gcc.info Lines: 100.0 % 11 11
Test Date: 2024-04-13 14:00:49 Functions: 100.0 % 2 2
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: - 0 0

             Branch data     Line data    Source code
       1                 :             : /* A class for building vector integer constants.
       2                 :             :    Copyright (C) 2017-2024 Free Software Foundation, Inc.
       3                 :             : 
       4                 :             : This file is part of GCC.
       5                 :             : 
       6                 :             : GCC is free software; you can redistribute it and/or modify it under
       7                 :             : the terms of the GNU General Public License as published by the Free
       8                 :             : Software Foundation; either version 3, or (at your option) any later
       9                 :             : version.
      10                 :             : 
      11                 :             : GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      12                 :             : WARRANTY; without even the implied warranty of MERCHANTABILITY or
      13                 :             : FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      14                 :             : for more details.
      15                 :             : 
      16                 :             : You should have received a copy of the GNU General Public License
      17                 :             : along with GCC; see the file COPYING3.  If not see
      18                 :             : <http://www.gnu.org/licenses/>.  */
      19                 :             : 
      20                 :             : #ifndef GCC_INT_VECTOR_BUILDER_H
      21                 :             : #define GCC_INT_VECTOR_BUILDER_H 1
      22                 :             : 
      23                 :             : #include "vector-builder.h"
      24                 :             : 
      25                 :             : /* This class is used to build vectors of integer type T using the same
      26                 :             :    encoding as tree and rtx constants.  See vector_builder for more
      27                 :             :    details.  */
      28                 :             : template<typename T>
      29                 :     3474619 : class int_vector_builder : public vector_builder<T, poly_uint64,
      30                 :             :                                                  int_vector_builder<T> >
      31                 :             : {
      32                 :             :   typedef vector_builder<T, poly_uint64, int_vector_builder> parent;
      33                 :             :   friend class vector_builder<T, poly_uint64, int_vector_builder>;
      34                 :             : 
      35                 :             : public:
      36                 :     5267169 :   int_vector_builder () {}
      37                 :             :   int_vector_builder (poly_uint64, unsigned int, unsigned int);
      38                 :             : 
      39                 :             :   using parent::new_vector;
      40                 :             : 
      41                 :             : private:
      42                 :             :   bool equal_p (T, T) const;
      43                 :             :   bool allow_steps_p () const { return true; }
      44                 :             :   bool integral_p (T) const { return true; }
      45                 :             :   T step (T, T) const;
      46                 :             :   T apply_step (T, unsigned int, T) const;
      47                 :             :   bool can_elide_p (T) const { return true; }
      48                 :             :   void note_representative (T *, T) {}
      49                 :             : 
      50                 :             :   static poly_uint64 shape_nelts (poly_uint64 x) { return x; }
      51                 :             : };
      52                 :             : 
      53                 :             : /* Create a new builder for a vector with FULL_NELTS elements.
      54                 :             :    Initially encode the value as NPATTERNS interleaved patterns with
      55                 :             :    NELTS_PER_PATTERN elements each.  */
      56                 :             : 
      57                 :             : template<typename T>
      58                 :             : inline
      59                 :     1208100 : int_vector_builder<T>::int_vector_builder (poly_uint64 full_nelts,
      60                 :             :                                            unsigned int npatterns,
      61                 :     1208100 :                                            unsigned int nelts_per_pattern)
      62                 :             : {
      63                 :     1208100 :   new_vector (full_nelts, npatterns, nelts_per_pattern);
      64                 :     1208100 : }
      65                 :             : 
      66                 :             : /* Return true if elements ELT1 and ELT2 are equal.  */
      67                 :             : 
      68                 :             : template<typename T>
      69                 :             : inline bool
      70                 :             : int_vector_builder<T>::equal_p (T elt1, T elt2) const
      71                 :             : {
      72                 :    13174012 :   return known_eq (elt1, elt2);
      73                 :             : }
      74                 :             : 
      75                 :             : /* Return the value of element ELT2 minus the value of element ELT1.  */
      76                 :             : 
      77                 :             : template<typename T>
      78                 :             : inline T
      79                 :    13122221 : int_vector_builder<T>::step (T elt1, T elt2) const
      80                 :             : {
      81                 :    13122221 :   return elt2 - elt1;
      82                 :             : }
      83                 :             : 
      84                 :             : /* Return a vector element with the value BASE + FACTOR * STEP.  */
      85                 :             : 
      86                 :             : template<typename T>
      87                 :             : inline T
      88                 :     2327739 : int_vector_builder<T>::apply_step (T base, unsigned int factor, T step) const
      89                 :             : {
      90                 :     2327739 :   return base + factor * step;
      91                 :             : }
      92                 :             : 
      93                 :             : #endif
        

Generated by: LCOV version 2.1-beta

LCOV profile is generated on x86_64 machine using following configure options: configure --disable-bootstrap --enable-coverage=opt --enable-languages=c,c++,fortran,go,jit,lto,rust,m2 --enable-host-shared. GCC test suite is run with the built compiler.