#include "system.h"
#include "coretypes.h"
#include "tree.h"
-#include "tree-gimple.h"
+#include "gimple.h"
#include "flags.h"
#include "langhooks.h"
#include "langhooks-def.h"
#include "diagnostic.h"
#include "tree-dump.h"
#include "cgraph.h"
+/* For gfc_maybe_initialize_eh. */
+#include "libfuncs.h"
+#include "expr.h"
+#include "except.h"
#include "gfortran.h"
#include "cpp.h"
/* Language-dependent contents of an identifier. */
-struct lang_identifier
-GTY(())
-{
+struct GTY(())
+lang_identifier {
struct tree_identifier common;
};
/* The resulting tree type. */
-union lang_tree_node
-GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
- chain_next ("(union lang_tree_node *)GENERIC_NEXT (&%h.generic)")))
+union GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
+ chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
-{
+lang_tree_node {
union tree_node GTY((tag ("0"),
desc ("tree_node_structure (&%h)"))) generic;
struct lang_identifier GTY((tag ("1"))) identifier;
that keep track of the progress of compilation of the current function.
Used for nested functions. */
-struct language_function
-GTY(())
-{
+struct GTY(())
+language_function {
/* struct gfc_language_function base; */
struct binding_level *binding_level;
};
static bool gfc_init (void);
static void gfc_finish (void);
static void gfc_print_identifier (FILE *, tree, int);
-static bool gfc_mark_addressable (tree);
void do_function_end (void);
int global_bindings_p (void);
static void clear_binding_stack (void);
static void gfc_be_parse_file (int);
static alias_set_type gfc_get_alias_set (tree);
+static void gfc_init_ts (void);
#undef LANG_HOOKS_NAME
#undef LANG_HOOKS_INIT
#undef LANG_HOOKS_TYPE_FOR_MODE
#undef LANG_HOOKS_TYPE_FOR_SIZE
#undef LANG_HOOKS_GET_ALIAS_SET
+#undef LANG_HOOKS_INIT_TS
#undef LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE
#undef LANG_HOOKS_OMP_PREDETERMINED_SHARING
#undef LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR
#define LANG_HOOKS_POST_OPTIONS gfc_post_options
#define LANG_HOOKS_PRINT_IDENTIFIER gfc_print_identifier
#define LANG_HOOKS_PARSE_FILE gfc_be_parse_file
-#define LANG_HOOKS_MARK_ADDRESSABLE gfc_mark_addressable
-#define LANG_HOOKS_TYPE_FOR_MODE gfc_type_for_mode
-#define LANG_HOOKS_TYPE_FOR_SIZE gfc_type_for_size
-#define LANG_HOOKS_GET_ALIAS_SET gfc_get_alias_set
+#define LANG_HOOKS_TYPE_FOR_MODE gfc_type_for_mode
+#define LANG_HOOKS_TYPE_FOR_SIZE gfc_type_for_size
+#define LANG_HOOKS_GET_ALIAS_SET gfc_get_alias_set
+#define LANG_HOOKS_INIT_TS gfc_init_ts
#define LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE gfc_omp_privatize_by_reference
#define LANG_HOOKS_OMP_PREDETERMINED_SHARING gfc_omp_predetermined_sharing
#define LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR gfc_omp_clause_default_ctor
#define LANG_HOOKS_BUILTIN_FUNCTION gfc_builtin_function
#define LANG_HOOKS_GET_ARRAY_DESCR_INFO gfc_get_array_descr_info
-const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
-
-/* A list (chain of TREE_LIST nodes) of all LABEL_DECLs in the function
- that have names. Here so we can clear out their names' definitions
- at the end of the function. */
-
-/* Tree code classes. */
-
-#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) TYPE,
-
-const enum tree_code_class tree_code_type[] = {
-#include "tree.def"
-};
-#undef DEFTREECODE
-
-/* Table indexed by tree code giving number of expression
- operands beyond the fixed part of the node structure.
- Not used for types or decls. */
-
-#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) LENGTH,
-
-const unsigned char tree_code_length[] = {
-#include "tree.def"
-};
-#undef DEFTREECODE
-
-/* Names of tree components.
- Used for printing out the tree and error messages. */
-#define DEFTREECODE(SYM, NAME, TYPE, LEN) NAME,
-
-const char *const tree_code_name[] = {
-#include "tree.def"
-};
-#undef DEFTREECODE
-
+struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
#define NULL_BINDING_LEVEL (struct binding_level *) NULL
It is indexed by a RID_... value. */
tree *ridpointers = NULL;
+/* True means we've initialized exception handling. */
+bool gfc_eh_initialized_p;
+
+
/* Prepare expr to be an argument of a TRUTH_NOT_EXPR,
or validate its data type for an `if' or `while' statement or ?..: exp.
gfc_parse_file ();
gfc_generate_constructors ();
- cgraph_finalize_compilation_unit ();
- cgraph_optimize ();
-
- /* Tell the frontent about any errors. */
+ /* Tell the frontend about any errors. */
gfc_get_errors (&warnings, &errors);
errorcount += errors;
warningcount += warnings;
Binding contours are used to create GCC tree BLOCK nodes. */
-struct binding_level
-GTY(())
-{
+struct GTY(())
+binding_level {
/* A chain of ..._DECL nodes for all variables, constants, functions,
parameters and type declarations. These ..._DECL nodes are chained
through the TREE_CHAIN field. Note that these ..._DECL nodes are stored
current_binding_level = current_binding_level->level_chain;
if (functionbody)
- {
- /* This is the top level block of a function. The ..._DECL chain stored
- in BLOCK_VARS are the function's parameters (PARM_DECL nodes). Don't
- leave them in the BLOCK because they are found in the FUNCTION_DECL
- instead. */
- DECL_INITIAL (current_function_decl) = block_node;
- BLOCK_VARS (block_node) = 0;
- }
+ /* This is the top level block of a function. */
+ DECL_INITIAL (current_function_decl) = block_node;
+ else if (current_binding_level == global_binding_level)
+ /* When using gfc_start_block/gfc_finish_block from middle-end hooks,
+ don't add newly created BLOCKs as subblocks of global_binding_level. */
+ ;
else if (block_node)
{
current_binding_level->blocks
only use it for actual characters, not for INTEGER(1). Also, we
want double_type_node to actually have double precision. */
build_common_tree_nodes (false, false);
- /* x86_64 minw32 has a sizetype of "unsigned long long", most other hosts
+ /* x86_64 mingw32 has a sizetype of "unsigned long long", most other hosts
have a sizetype of "unsigned long". Therefore choose the correct size
in mostly target independent way. */
if (TYPE_MODE (long_unsigned_type_node) == ptr_mode)
}
-/* Mark EXP saying that we need to be able to take the
- address of it; it should not be allocated in a register.
- In Fortran 95 this is only the case for variables with
- the TARGET attribute, but we implement it here for a
- likely future Cray pointer extension.
- Value is 1 if successful. */
-/* TODO: Check/fix mark_addressable. */
-
-bool
-gfc_mark_addressable (tree exp)
-{
- register tree x = exp;
- while (1)
- switch (TREE_CODE (x))
- {
- case COMPONENT_REF:
- case ADDR_EXPR:
- case ARRAY_REF:
- case REALPART_EXPR:
- case IMAGPART_EXPR:
- x = TREE_OPERAND (x, 0);
- break;
-
- case CONSTRUCTOR:
- TREE_ADDRESSABLE (x) = 1;
- return true;
-
- case VAR_DECL:
- case CONST_DECL:
- case PARM_DECL:
- case RESULT_DECL:
- if (DECL_REGISTER (x) && !TREE_ADDRESSABLE (x) && DECL_NONLOCAL (x))
- {
- if (TREE_PUBLIC (x))
- {
- error ("global register variable %qs used in nested function",
- IDENTIFIER_POINTER (DECL_NAME (x)));
- return false;
- }
- pedwarn ("register variable %qs used in nested function",
- IDENTIFIER_POINTER (DECL_NAME (x)));
- }
- else if (DECL_REGISTER (x) && !TREE_ADDRESSABLE (x))
- {
- if (TREE_PUBLIC (x))
- {
- error ("address of global register variable %qs requested",
- IDENTIFIER_POINTER (DECL_NAME (x)));
- return true;
- }
-
-#if 0
- /* If we are making this addressable due to its having
- volatile components, give a different error message. Also
- handle the case of an unnamed parameter by not trying
- to give the name. */
-
- else if (C_TYPE_FIELDS_VOLATILE (TREE_TYPE (x)))
- {
- error ("cannot put object with volatile field into register");
- return false;
- }
-#endif
-
- pedwarn ("address of register variable %qs requested",
- IDENTIFIER_POINTER (DECL_NAME (x)));
- }
-
- /* drops in */
- case FUNCTION_DECL:
- TREE_ADDRESSABLE (x) = 1;
-
- default:
- return true;
- }
-}
-
-
/* Return the typed-based alias set for T, which may be an expression
or a type. Return -1 if we don't do anything special. */
gfc_define_builtin ("__builtin_fmodf", mfunc_float[1],
BUILT_IN_FMODF, "fmodf", true);
- gfc_define_builtin ("__builtin_infl", mfunc_longdouble[3],
- BUILT_IN_INFL, "__builtin_infl", true);
- gfc_define_builtin ("__builtin_inf", mfunc_double[3],
- BUILT_IN_INF, "__builtin_inf", true);
- gfc_define_builtin ("__builtin_inff", mfunc_float[3],
- BUILT_IN_INFF, "__builtin_inff", true);
+ gfc_define_builtin ("__builtin_huge_vall", mfunc_longdouble[3],
+ BUILT_IN_HUGE_VALL, "__builtin_huge_vall", true);
+ gfc_define_builtin ("__builtin_huge_val", mfunc_double[3],
+ BUILT_IN_HUGE_VAL, "__builtin_huge_val", true);
+ gfc_define_builtin ("__builtin_huge_valf", mfunc_float[3],
+ BUILT_IN_HUGE_VALF, "__builtin_huge_valf", true);
/* lround{f,,l} and llround{f,,l} */
type = tree_cons (NULL_TREE, float_type_node, void_list_node);
BUILT_IN_SINCOSF, "sincosf", false);
}
+ /* For LEADZ / TRAILZ. */
+ tmp = tree_cons (NULL_TREE, unsigned_type_node, void_list_node);
+ ftype = build_function_type (integer_type_node, tmp);
+ gfc_define_builtin ("__builtin_clz", ftype, BUILT_IN_CLZ,
+ "__builtin_clz", true);
+
+ tmp = tree_cons (NULL_TREE, long_unsigned_type_node, void_list_node);
+ ftype = build_function_type (integer_type_node, tmp);
+ gfc_define_builtin ("__builtin_clzl", ftype, BUILT_IN_CLZL,
+ "__builtin_clzl", true);
+
+ tmp = tree_cons (NULL_TREE, long_long_unsigned_type_node, void_list_node);
+ ftype = build_function_type (integer_type_node, tmp);
+ gfc_define_builtin ("__builtin_clzll", ftype, BUILT_IN_CLZLL,
+ "__builtin_clzll", true);
+
+ tmp = tree_cons (NULL_TREE, unsigned_type_node, void_list_node);
+ ftype = build_function_type (integer_type_node, tmp);
+ gfc_define_builtin ("__builtin_ctz", ftype, BUILT_IN_CTZ,
+ "__builtin_ctz", true);
+
+ tmp = tree_cons (NULL_TREE, long_unsigned_type_node, void_list_node);
+ ftype = build_function_type (integer_type_node, tmp);
+ gfc_define_builtin ("__builtin_ctzl", ftype, BUILT_IN_CTZL,
+ "__builtin_ctzl", true);
+
+ tmp = tree_cons (NULL_TREE, long_long_unsigned_type_node, void_list_node);
+ ftype = build_function_type (integer_type_node, tmp);
+ gfc_define_builtin ("__builtin_ctzll", ftype, BUILT_IN_CTZLL,
+ "__builtin_ctzll", true);
+
/* Other builtin functions we use. */
tmp = tree_cons (NULL_TREE, long_integer_type_node, void_list_node);
#undef DEFINE_MATH_BUILTIN_C
#undef DEFINE_MATH_BUILTIN
+static void
+gfc_init_ts (void)
+{
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_NON_COMMON] = 1;
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_WITH_VIS] = 1;
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_WRTL] = 1;
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_COMMON] = 1;
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_MINIMAL] = 1;
+}
+
+void
+gfc_maybe_initialize_eh (void)
+{
+ if (!flag_exceptions || gfc_eh_initialized_p)
+ return;
+
+ gfc_eh_initialized_p = true;
+ using_eh_for_cleanups ();
+}
+
+
#include "gt-fortran-f95-lang.h"
#include "gtype-fortran.h"