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Issue 6256075: [cxx-conversion] Change check functions from templates to overloads. (Closed)

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Created:
11 years, 11 months ago by Lawrence Crowl
Modified:
11 years, 11 months ago
Reviewers:
richard.guenther, Diego Novillo
CC:
gcc-patches_gcc.gnu.org
Base URL:
svn+ssh://gcc.gnu.org/svn/gcc/branches/cxx-conversion/
Visibility:
Public.

Patch Set 1 #

Unified diffs Side-by-side diffs Delta from patch set Stats (+286 lines, -83 lines) Patch
M gcc/gdbinit.in View 1 chunk +3 lines, -0 lines 0 comments Download
M gcc/tree.h View 20 chunks +283 lines, -83 lines 0 comments Download

Messages

Total messages: 2
Lawrence Crowl
Change the check functions from templates to overloads. Add "set unwindonsignal on" to gdbinit.in to ...
11 years, 11 months ago (2012-05-31 03:49:31 UTC) #1
richard.guenther_gmail.com
11 years, 11 months ago (2012-05-31 09:09:37 UTC) #2 
On Thu, May 31, 2012 at 5:49 AM, Lawrence Crowl <crowl@google.com> wrote:
> Change the check functions from templates to overloads.
>
> Add "set unwindonsignal on" to gdbinit.in to gracefully handle aborts
> in functions used from gdb.
>
> Tested on x86-64.

Thanks - that looks much better to me now.

Richard.

>
> Index: gcc/ChangeLog.cxx-conversion
>
> 2012-05-30   Lawrence Crowl  <crowl@google.com>
>
>        * tree.h (tree_check): Change from template to const overload.
>        (tree_not_check): Likewise.
>        (tree_check2): Likewise.
>        (tree_not_check2): Likewise.
>        (tree_check3): Likewise.
>        (tree_not_check3): Likewise.
>        (tree_check4): Likewise.
>        (tree_not_check4): Likewise.
>        (tree_check5): Likewise.
>        (tree_not_check5): Likewise.
>        (contains_struct_check): Likewise.
>        (tree_class_check): Likewise.
>        (tree_range_check): Likewise.
>        (omp_clause_subcode_check): Likewise.
>        (omp_clause_range_check): Likewise.
>        (expr_check): Likewise.
>        (non_type_check): Likewise.
>        (tree_vec_elt_check): Likewise.
>        (omp_clause_elt_check): Likewise.
>        (tree_operand_check): Likewise.
>        (tree_operand_check_code): Likewise.
>        (tree_operand_length): Merge duplicate copy.
>        * gdbinit.in (set unwindonsignal on): New.
>
>
> Index: gcc/tree.h
> ===================================================================
> --- gcc/tree.h  (revision 187989)
> +++ gcc/tree.h  (working copy)
> @@ -3598,18 +3598,17 @@ union GTY ((ptr_alias (union lang_tree_n
>  };
>
>  #if defined ENABLE_TREE_CHECKING && (GCC_VERSION >= 2007)
> -template <typename Tree>
> -inline Tree
> -tree_check (Tree __t, const char *__f, int __l, const char *__g, tree_code
__c)
> +
> +inline tree
> +tree_check (tree __t, const char *__f, int __l, const char *__g, tree_code
__c)
>  {
>   if (TREE_CODE (__t) != __c)
>     tree_check_failed (__t, __f, __l, __g, __c, 0);
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_not_check (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_not_check (tree __t, const char *__f, int __l, const char *__g,
>                 enum tree_code __c)
>  {
>   if (TREE_CODE (__t) == __c)
> @@ -3617,9 +3616,8 @@ tree_not_check (Tree __t, const char *__
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_check2 (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_check2 (tree __t, const char *__f, int __l, const char *__g,
>              enum tree_code __c1, enum tree_code __c2)
>  {
>   if (TREE_CODE (__t) != __c1
> @@ -3628,9 +3626,8 @@ tree_check2 (Tree __t, const char *__f,
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_not_check2 (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_not_check2 (tree __t, const char *__f, int __l, const char *__g,
>                  enum tree_code __c1, enum tree_code __c2)
>  {
>   if (TREE_CODE (__t) == __c1
> @@ -3639,9 +3636,8 @@ tree_not_check2 (Tree __t, const char *_
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_check3 (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_check3 (tree __t, const char *__f, int __l, const char *__g,
>              enum tree_code __c1, enum tree_code __c2, enum tree_code __c3)
>  {
>   if (TREE_CODE (__t) != __c1
> @@ -3651,9 +3647,8 @@ tree_check3 (Tree __t, const char *__f,
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_not_check3 (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_not_check3 (tree __t, const char *__f, int __l, const char *__g,
>                  enum tree_code __c1, enum tree_code __c2, enum tree_code
__c3)
>  {
>   if (TREE_CODE (__t) == __c1
> @@ -3663,9 +3658,8 @@ tree_not_check3 (Tree __t, const char *_
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_check4 (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_check4 (tree __t, const char *__f, int __l, const char *__g,
>              enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
>              enum tree_code __c4)
>  {
> @@ -3677,9 +3671,8 @@ tree_check4 (Tree __t, const char *__f,
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_not_check4 (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_not_check4 (tree __t, const char *__f, int __l, const char *__g,
>                  enum tree_code __c1, enum tree_code __c2, enum tree_code
__c3,
>                  enum tree_code __c4)
>  {
> @@ -3691,9 +3684,8 @@ tree_not_check4 (Tree __t, const char *_
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_check5 (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_check5 (tree __t, const char *__f, int __l, const char *__g,
>              enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
>              enum tree_code __c4, enum tree_code __c5)
>  {
> @@ -3706,9 +3698,8 @@ tree_check5 (Tree __t, const char *__f,
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_not_check5 (Tree __t, const char *__f, int __l, const char *__g,
> +inline tree
> +tree_not_check5 (tree __t, const char *__f, int __l, const char *__g,
>                  enum tree_code __c1, enum tree_code __c2, enum tree_code
__c3,
>                  enum tree_code __c4, enum tree_code __c5)
>  {
> @@ -3721,9 +3712,8 @@ tree_not_check5 (Tree __t, const char *_
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -contains_struct_check (Tree __t, const enum tree_node_structure_enum __s,
> +inline tree
> +contains_struct_check (tree __t, const enum tree_node_structure_enum __s,
>                        const char *__f, int __l, const char *__g)
>  {
>   if (tree_contains_struct[TREE_CODE(__t)][__s] != 1)
> @@ -3731,9 +3721,8 @@ contains_struct_check (Tree __t, const e
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -tree_class_check (Tree __t, const enum tree_code_class __class,
> +inline tree
> +tree_class_check (tree __t, const enum tree_code_class __class,
>                   const char *__f, int __l, const char *__g)
>  {
>   if (TREE_CODE_CLASS (TREE_CODE(__t)) != __class)
> @@ -3741,21 +3730,8 @@ tree_class_check (Tree __t, const enum t
>   return __t;
>  }
>
> -/* Compute the number of operands in an expression node NODE.  For
> -   tcc_vl_exp nodes like CALL_EXPRs, this is stored in the node itself,
> -   otherwise it is looked up from the node's code.  */
> -static inline int
> -tree_operand_length (const_tree node)
> -{
> -  if (VL_EXP_CLASS_P (node))
> -    return VL_EXP_OPERAND_LENGTH (node);
> -  else
> -    return TREE_CODE_LENGTH (TREE_CODE (node));
> -}
> -
> -template <typename Tree>
> -inline Tree
> -tree_range_check (Tree __t,
> +inline tree
> +tree_range_check (tree __t,
>                   enum tree_code __code1, enum tree_code __code2,
>                   const char *__f, int __l, const char *__g)
>  {
> @@ -3764,9 +3740,8 @@ tree_range_check (Tree __t,
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -omp_clause_subcode_check (Tree __t, enum omp_clause_code __code,
> +inline tree
> +omp_clause_subcode_check (tree __t, enum omp_clause_code __code,
>                           const char *__f, int __l, const char *__g)
>  {
>   if (TREE_CODE (__t) != OMP_CLAUSE)
> @@ -3776,9 +3751,8 @@ omp_clause_subcode_check (Tree __t, enum
>   return __t;
>  }
>
> -template <typename Tree>
> -inline Tree
> -omp_clause_range_check (Tree __t,
> +inline tree
> +omp_clause_range_check (tree __t,
>                         enum omp_clause_code __code1,
>                         enum omp_clause_code __code2,
>                         const char *__f, int __l, const char *__g)
> @@ -3792,9 +3766,9 @@ omp_clause_range_check (Tree __t,
>  }
>
>  /* These checks have to be special cased.  */
> -template <typename Tree>
> -inline Tree
> -expr_check (Tree __t, const char *__f, int __l, const char *__g)
> +
> +inline tree
> +expr_check (tree __t, const char *__f, int __l, const char *__g)
>  {
>   char const __c = TREE_CODE_CLASS (TREE_CODE (__t));
>   if (!IS_EXPR_CODE_CLASS (__c))
> @@ -3803,18 +3777,17 @@ expr_check (Tree __t, const char *__f, i
>  }
>
>  /* These checks have to be special cased.  */
> -template <typename Tree>
> -inline Tree
> -non_type_check (Tree __t, const char *__f, int __l, const char *__g)
> +
> +inline tree
> +non_type_check (tree __t, const char *__f, int __l, const char *__g)
>  {
>   if (TYPE_P (__t))
>     tree_not_class_check_failed (__t, tcc_type, __f, __l, __g);
>   return __t;
>  }
>
> -template <typename Tree>
>  inline tree *
> -tree_vec_elt_check (Tree __t, int __i,
> +tree_vec_elt_check (tree __t, int __i,
>                     const char *__f, int __l, const char *__g)
>  {
>   if (TREE_CODE (__t) != TREE_VEC)
> @@ -3824,9 +3797,8 @@ tree_vec_elt_check (Tree __t, int __i,
>   return &CONST_CAST_TREE (__t)->vec.a[__i];
>  }
>
> -template <typename Tree>
> -inline Tree *
> -omp_clause_elt_check (Tree __t, int __i,
> +inline tree *
> +omp_clause_elt_check (tree __t, int __i,
>                       const char *__f, int __l, const char *__g)
>  {
>   if (TREE_CODE (__t) != OMP_CLAUSE)
> @@ -3836,10 +3808,232 @@ omp_clause_elt_check (Tree __t, int __i,
>   return &__t->omp_clause.ops[__i];
>  }
>
> +inline const_tree
> +tree_check (const_tree __t, const char *__f, int __l, const char *__g,
> +           tree_code __c)
> +{
> +  if (TREE_CODE (__t) != __c)
> +    tree_check_failed (__t, __f, __l, __g, __c, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_not_check (const_tree __t, const char *__f, int __l, const char *__g,
> +                enum tree_code __c)
> +{
> +  if (TREE_CODE (__t) == __c)
> +    tree_not_check_failed (__t, __f, __l, __g, __c, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_check2 (const_tree __t, const char *__f, int __l, const char *__g,
> +             enum tree_code __c1, enum tree_code __c2)
> +{
> +  if (TREE_CODE (__t) != __c1
> +      && TREE_CODE (__t) != __c2)
> +    tree_check_failed (__t, __f, __l, __g, __c1, __c2, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_not_check2 (const_tree __t, const char *__f, int __l, const char *__g,
> +                 enum tree_code __c1, enum tree_code __c2)
> +{
> +  if (TREE_CODE (__t) == __c1
> +      || TREE_CODE (__t) == __c2)
> +    tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_check3 (const_tree __t, const char *__f, int __l, const char *__g,
> +             enum tree_code __c1, enum tree_code __c2, enum tree_code __c3)
> +{
> +  if (TREE_CODE (__t) != __c1
> +      && TREE_CODE (__t) != __c2
> +      && TREE_CODE (__t) != __c3)
> +    tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_not_check3 (const_tree __t, const char *__f, int __l, const char *__g,
> +                 enum tree_code __c1, enum tree_code __c2, enum tree_code
__c3)
> +{
> +  if (TREE_CODE (__t) == __c1
> +      || TREE_CODE (__t) == __c2
> +      || TREE_CODE (__t) == __c3)
> +    tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_check4 (const_tree __t, const char *__f, int __l, const char *__g,
> +             enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
> +             enum tree_code __c4)
> +{
> +  if (TREE_CODE (__t) != __c1
> +      && TREE_CODE (__t) != __c2
> +      && TREE_CODE (__t) != __c3
> +      && TREE_CODE (__t) != __c4)
> +    tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_not_check4 (const_tree __t, const char *__f, int __l, const char *__g,
> +                 enum tree_code __c1, enum tree_code __c2, enum tree_code
__c3,
> +                 enum tree_code __c4)
> +{
> +  if (TREE_CODE (__t) == __c1
> +      || TREE_CODE (__t) == __c2
> +      || TREE_CODE (__t) == __c3
> +      || TREE_CODE (__t) == __c4)
> +    tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_check5 (const_tree __t, const char *__f, int __l, const char *__g,
> +             enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
> +             enum tree_code __c4, enum tree_code __c5)
> +{
> +  if (TREE_CODE (__t) != __c1
> +      && TREE_CODE (__t) != __c2
> +      && TREE_CODE (__t) != __c3
> +      && TREE_CODE (__t) != __c4
> +      && TREE_CODE (__t) != __c5)
> +    tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, __c5, 0);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_not_check5 (const_tree __t, const char *__f, int __l, const char *__g,
> +                 enum tree_code __c1, enum tree_code __c2, enum tree_code
__c3,
> +                 enum tree_code __c4, enum tree_code __c5)
> +{
> +  if (TREE_CODE (__t) == __c1
> +      || TREE_CODE (__t) == __c2
> +      || TREE_CODE (__t) == __c3
> +      || TREE_CODE (__t) == __c4
> +      || TREE_CODE (__t) == __c5)
> +    tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, __c5,
0);
> +  return __t;
> +}
> +
> +inline const_tree
> +contains_struct_check (const_tree __t, const enum tree_node_structure_enum
__s,
> +                       const char *__f, int __l, const char *__g)
> +{
> +  if (tree_contains_struct[TREE_CODE(__t)][__s] != 1)
> +      tree_contains_struct_check_failed (__t, __s, __f, __l, __g);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_class_check (const_tree __t, const enum tree_code_class __class,
> +                  const char *__f, int __l, const char *__g)
> +{
> +  if (TREE_CODE_CLASS (TREE_CODE(__t)) != __class)
> +    tree_class_check_failed (__t, __class, __f, __l, __g);
> +  return __t;
> +}
> +
> +inline const_tree
> +tree_range_check (const_tree __t,
> +                  enum tree_code __code1, enum tree_code __code2,
> +                  const char *__f, int __l, const char *__g)
> +{
> +  if (TREE_CODE (__t) < __code1 || TREE_CODE (__t) > __code2)
> +    tree_range_check_failed (__t, __f, __l, __g, __code1, __code2);
> +  return __t;
> +}
> +
> +inline const_tree
> +omp_clause_subcode_check (const_tree __t, enum omp_clause_code __code,
> +                          const char *__f, int __l, const char *__g)
> +{
> +  if (TREE_CODE (__t) != OMP_CLAUSE)
> +    tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
> +  if (__t->omp_clause.code != __code)
> +    omp_clause_check_failed (__t, __f, __l, __g, __code);
> +  return __t;
> +}
> +
> +inline const_tree
> +omp_clause_range_check (const_tree __t,
> +                        enum omp_clause_code __code1,
> +                        enum omp_clause_code __code2,
> +                        const char *__f, int __l, const char *__g)
> +{
> +  if (TREE_CODE (__t) != OMP_CLAUSE)
> +    tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
> +  if ((int) __t->omp_clause.code < (int) __code1
> +      || (int) __t->omp_clause.code > (int) __code2)
> +    omp_clause_range_check_failed (__t, __f, __l, __g, __code1, __code2);
> +  return __t;
> +}
> +
> +inline const_tree
> +expr_check (const_tree __t, const char *__f, int __l, const char *__g)
> +{
> +  char const __c = TREE_CODE_CLASS (TREE_CODE (__t));
> +  if (!IS_EXPR_CODE_CLASS (__c))
> +    tree_class_check_failed (__t, tcc_expression, __f, __l, __g);
> +  return __t;
> +}
> +
> +inline const_tree
> +non_type_check (const_tree __t, const char *__f, int __l, const char *__g)
> +{
> +  if (TYPE_P (__t))
> +    tree_not_class_check_failed (__t, tcc_type, __f, __l, __g);
> +  return __t;
> +}
> +
> +inline const_tree *
> +tree_vec_elt_check (const_tree __t, int __i,
> +                    const char *__f, int __l, const char *__g)
> +{
> +  if (TREE_CODE (__t) != TREE_VEC)
> +    tree_check_failed (__t, __f, __l, __g, TREE_VEC, 0);
> +  if (__i < 0 || __i >= __t->vec.length)
> +    tree_vec_elt_check_failed (__i, __t->vec.length, __f, __l, __g);
> +  return CONST_CAST (const_tree *, &__t->vec.a[__i]);
> +  //return &__t->vec.a[__i];
> +}
> +
> +inline const_tree *
> +omp_clause_elt_check (const_tree __t, int __i,
> +                      const char *__f, int __l, const char *__g)
> +{
> +  if (TREE_CODE (__t) != OMP_CLAUSE)
> +    tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
> +  if (__i < 0 || __i >= omp_clause_num_ops [__t->omp_clause.code])
> +    omp_clause_operand_check_failed (__i, __t, __f, __l, __g);
> +  return CONST_CAST (const_tree *, &__t->omp_clause.ops[__i]);
> +}
> +
> +#endif
> +
> +/* Compute the number of operands in an expression node NODE.  For
> +   tcc_vl_exp nodes like CALL_EXPRs, this is stored in the node itself,
> +   otherwise it is looked up from the node's code.  */
> +static inline int
> +tree_operand_length (const_tree node)
> +{
> +  if (VL_EXP_CLASS_P (node))
> +    return VL_EXP_OPERAND_LENGTH (node);
> +  else
> +    return TREE_CODE_LENGTH (TREE_CODE (node));
> +}
> +
> +#if defined ENABLE_TREE_CHECKING && (GCC_VERSION >= 2007)
> +
>  /* Special checks for TREE_OPERANDs.  */
> -template <typename Tree>
>  inline tree *
> -tree_operand_check (Tree __t, int __i,
> +tree_operand_check (tree __t, int __i,
>                     const char *__f, int __l, const char *__g)
>  {
>   const_tree __u = EXPR_CHECK (__t);
> @@ -3848,9 +4042,8 @@ tree_operand_check (Tree __t, int __i,
>   return &CONST_CAST_TREE (__u)->exp.operands[__i];
>  }
>
> -template <typename Tree>
> -inline Tree *
> -tree_operand_check_code (Tree __t, enum tree_code __code, int __i,
> +inline tree *
> +tree_operand_check_code (tree __t, enum tree_code __code, int __i,
>                          const char *__f, int __l, const char *__g)
>  {
>   if (TREE_CODE (__t) != __code)
> @@ -3860,18 +4053,25 @@ tree_operand_check_code (Tree __t, enum
>   return &__t->exp.operands[__i];
>  }
>
> -#else
> +inline const_tree *
> +tree_operand_check (const_tree __t, int __i,
> +                    const char *__f, int __l, const char *__g)
> +{
> +  const_tree __u = EXPR_CHECK (__t);
> +  if (__i < 0 || __i >= TREE_OPERAND_LENGTH (__u))
> +    tree_operand_check_failed (__i, __u, __f, __l, __g);
> +  return CONST_CAST (const_tree *, &__u->exp.operands[__i]);
> +}
>
> -/* Compute the number of operands in an expression node NODE.  For
> -   tcc_vl_exp nodes like CALL_EXPRs, this is stored in the node itself,
> -   otherwise it is looked up from the node's code.  */
> -static inline int
> -tree_operand_length (const_tree node)
> +inline const_tree *
> +tree_operand_check_code (const_tree __t, enum tree_code __code, int __i,
> +                         const char *__f, int __l, const char *__g)
>  {
> -  if (VL_EXP_CLASS_P (node))
> -    return VL_EXP_OPERAND_LENGTH (node);
> -  else
> -    return TREE_CODE_LENGTH (TREE_CODE (node));
> +  if (TREE_CODE (__t) != __code)
> +    tree_check_failed (__t, __f, __l, __g, __code, 0);
> +  if (__i < 0 || __i >= TREE_OPERAND_LENGTH (__t))
> +    tree_operand_check_failed (__i, __t, __f, __l, __g);
> +  return CONST_CAST (const_tree *, &__t->exp.operands[__i]);
>  }
>
>  #endif
> Index: gcc/gdbinit.in
> ===================================================================
> --- gcc/gdbinit.in      (revision 187989)
> +++ gcc/gdbinit.in      (working copy)
> @@ -190,6 +190,9 @@ macro define __LINE__ 1
>  # These are used in accessor macros.
>  skip "tree.h"
>
> +# Gracefully handle aborts in functions used from gdb.
> +set unwindonsignal on
> +
>  # Put breakpoints at exit and fancy_abort in case abort is mapped
>  # to either fprintf/exit or fancy_abort.
>  b fancy_abort
>
> --
> This patch is available for review at http://codereview.appspot.com/6256075
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