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Diffstat (limited to 'gcc/fortran/parse.h')
-rw-r--r-- | gcc/fortran/parse.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/gcc/fortran/parse.h b/gcc/fortran/parse.h new file mode 100644 index 00000000000..7598441d736 --- /dev/null +++ b/gcc/fortran/parse.h @@ -0,0 +1,65 @@ +/* Parser header + Copyright (C) 2003 Free Software Foundaton, Inc. + Contributed by Steven Bosscher + +This file is part of GNU G95. + +GNU G95 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) +any later version. + +GNU G95 is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU G95; see the file COPYING. If not, write to +the Free Software Foundation, 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + + +#ifndef GFC_PARSE_H +#define GFC_PARSE_H + +#include "gfortran.h" + +/* Enum for what the compiler is currently doing. */ +typedef enum +{ + COMP_NONE, COMP_PROGRAM, COMP_MODULE, COMP_SUBROUTINE, COMP_FUNCTION, + COMP_BLOCK_DATA, COMP_INTERFACE, COMP_DERIVED, COMP_IF, COMP_DO, + COMP_SELECT, COMP_FORALL, COMP_WHERE, COMP_CONTAINS +} +gfc_compile_state; + +/* Stack element for the current compilation state. These structures + are allocated as automatic variables. */ +typedef struct gfc_state_data +{ + gfc_compile_state state; + gfc_symbol *sym; /* Block name associated with this level */ + struct gfc_code *head, *tail; + struct gfc_state_data *previous; + + /* Block-specific state data. */ + union + { + gfc_st_label *end_do_label; + } + ext; +} +gfc_state_data; + +extern gfc_state_data *gfc_state_stack; + +#define gfc_current_block() (gfc_state_stack->sym) +#define gfc_current_state() (gfc_state_stack->state) + +try gfc_find_state (gfc_compile_state); +gfc_state_data *gfc_enclosing_unit (gfc_compile_state *); +const char *gfc_ascii_statement (gfc_statement); +const char *gfc_state_name (gfc_compile_state); + +#endif /* GFC_PARSE_H */ |