%{
/****************************************************************************\
Copyright (c) 2002, NVIDIA Corporation.

NVIDIA Corporation("NVIDIA") supplies this software to you in
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constitutes acceptance of these terms.  If you do not agree with these
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In consideration of your agreement to abide by the following terms, and
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"NVIDIA Software"), to use, reproduce, modify and redistribute the
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Except as expressly stated in this notice, no other rights or licenses
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\****************************************************************************/

#include <stdio.h>
#include <stdlib.h>

#define NO_PARSER 1
#include "slglobals.h"

%}

/* Grammar semantic type: */

%union {
    int    sc_token;
    int    sc_int;
    float  sc_fval;
    int    sc_ident;
    spec   sc_specifiers;
    dtype  sc_type;
    Type   *sc_ptype;
    decl   *sc_decl;
    expr   *sc_expr;
    symb   *sc_symb;
    stmt   *sc_stmt;
    /* Dummy palce holder: */
    int    dummy;
}

%token <sc_token> AND_SY
%token <sc_token> ASM_SY
%token <sc_token> ASSIGNMINUS_SY
%token <sc_token> ASSIGNMOD_SY
%token <sc_token> ASSIGNPLUS_SY
%token <sc_token> ASSIGNSLASH_SY
%token <sc_token> ASSIGNSTAR_SY
%token <sc_token> BOOLEAN_SY
%token <sc_token> BREAK_SY
%token <sc_token> CASE_SY
%token <sc_fval>  CFLOATCONST_SY
%token <sc_token> COLONCOLON_SY
%token <sc_token> CONST_SY
%token <sc_token> CONTINUE_SY
%token <sc_token> DEFAULT_SY
%token <sc_token> DISCARD_SY
%token <sc_token> DO_SY
%token <sc_token> EQ_SY
%token <sc_token> ELSE_SY
%token <sc_token> ERROR_SY
%token <sc_token> EXTERN_SY
%token <sc_token> FLOAT_SY
%token <sc_fval>  FLOATCONST_SY
%token <sc_fval>  FLOATHCONST_SY
%token <sc_fval>  FLOATXCONST_SY
%token <sc_token> FOR_SY
%token <sc_token> GE_SY
%token <sc_token> GG_SY
%token <sc_token> GOTO_SY
%token <sc_ident> IDENT_SY
%token <sc_token> IF_SY
%token <sc_token> IN_SY
%token <sc_token> INLINE_SY
%token <sc_token> INOUT_SY
%token <sc_token> INT_SY
%token <sc_int>   INTCONST_SY
%token <sc_token> INTERNAL_SY
%token <sc_token> LE_SY
%token <sc_token> LL_SY
%token <sc_token> MINUSMINUS_SY
%token <sc_token> NE_SY
%token <sc_token> OR_SY
%token <sc_token> OUT_SY
%token <sc_token> PACKED_SY
%token <sc_token> PLUSPLUS_SY
%token <sc_token> RETURN_SY
%token <sc_token> STATIC_SY
%token <sc_token> STRCONST_SY
%token <sc_token> STRUCT_SY
%token <sc_token> SWITCH_SY
%token <sc_token> TEXOBJ_SY
%token <sc_token> THIS_SY
%token <sc_token> TYPEDEF_SY
%token <sc_ident> TYPEIDENT_SY
%token <sc_token> UNIFORM_SY
%token <sc_token> VARYING_SY
%token <sc_token> VOID_SY
%token <sc_token> WHILE_SY

%token <sc_token> FIRST_USER_TOKEN_SY  /* Must be last token declaration */

/*************<<<<<<<<<<<<<<<<<<<********************
%type <dummy> abstract_parameter_declaration
**************>>>>>>>>>>>>>>>>>***********************/
%type <dummy> compilation_unit
%type <dummy> compound_header
%type <dummy> compound_tail
%type <dummy> external_declaration
%type <dummy> function_definition
%type <dummy> struct_compound_header

%type <sc_int> function_specifier
%type <sc_int> in_out
/***
%type <sc_int> integer_constant
***/
%type <sc_int> type_domain
%type <sc_int> type_qualifier
%type <sc_int> storage_class

%type <sc_ident> identifier
%type <sc_ident> member_identifier
%type <sc_ident> scope_identifier
%type <sc_ident> semantics_identifier
%type <sc_ident> struct_identifier
%type <sc_ident> type_identifier
%type <sc_ident> variable_identifier

%type <sc_decl> abstract_declaration
%type <sc_decl> abstract_declarator
%type <sc_decl> abstract_parameter_list
%type <sc_decl> declarator
%type <sc_decl> basic_declarator
%type <sc_decl> semantic_declarator
%type <sc_decl> function_decl_header
%type <sc_decl> function_definition_header
%type <sc_decl> non_empty_abstract_parameter_list
%type <sc_decl> parameter_declaration
%type <sc_decl> parameter_list

%type <sc_type> abstract_declaration_specifiers
%type <sc_type> abstract_declaration_specifiers2
%type <sc_type> declaration_specifiers
%type <sc_ptype> struct_or_connector_header
%type <sc_ptype> struct_or_connector_specifier
/***
%type <sc_type> type_name
***/
%type <sc_ptype> type_specifier
%type <sc_ptype> untagged_struct_header

%type <sc_expr> actual_argument_list
%type <sc_expr> additive_expression
%type <sc_expr> AND_expression
%type <sc_expr> basic_variable
%type <sc_expr> boolean_expression_opt
%type <sc_expr> boolean_scalar_expression
%type <sc_expr> cast_expression
%type <sc_expr> conditional_expression
%type <sc_expr> constant
/***
%type <sc_expr> constant_expression
***/
%type <sc_expr> conditional_test
%type <sc_expr> equality_expression
%type <sc_expr> exclusive_OR_expression
%type <sc_expr> expression
%type <sc_expr> expression_list
%type <sc_expr> inclusive_OR_expression
%type <sc_expr> initializer
%type <sc_expr> initializer_list
%type <sc_expr> logical_AND_expression
%type <sc_expr> logical_OR_expression
%type <sc_expr> multiplicative_expression
%type <sc_expr> non_empty_argument_list
%type <sc_expr> postfix_expression
%type <sc_expr> primary_expression
%type <sc_expr> relational_expression
%type <sc_expr> shift_expression
%type <sc_expr> unary_expression
%type <sc_expr> variable

%type <sc_stmt> annotation
%type <sc_stmt> annotation_decl_list
%type <sc_stmt> balanced_statement
%type <sc_stmt> block_item
%type <sc_stmt> block_item_list
%type <sc_stmt> compound_statement
%type <sc_stmt> dangling_if
%type <sc_stmt> dangling_iteration
%type <sc_stmt> dangling_statement
%type <sc_stmt> declaration
%type <sc_stmt> discard_statement
%type <sc_stmt> expression_statement
%type <sc_stmt> expression_statement2
%type <sc_stmt> for_expression
%type <sc_stmt> for_expression_opt
%type <sc_stmt> if_header
%type <sc_stmt> if_statement
%type <sc_stmt> init_declarator
%type <sc_stmt> init_declarator_list
%type <sc_stmt> iteration_statement
%type <sc_stmt> return_statement
%type <sc_stmt> statement
%type <sc_stmt> struct_declaration
%type <sc_stmt> struct_declaration_list

/* Operator precedence rules: */

/* Don't even THINK about it! */

%%

compilation_unit:         external_declaration
                        | compilation_unit external_declaration
;

/****************/
/* Declarations */
/****************/

external_declaration:     declaration
                              { $$ = GlobalInitStatements(CurrentScope, $1); }
                        | function_definition
;

declaration:              declaration_specifiers ';'
                              { $$ = NULL; }
                        | declaration_specifiers init_declarator_list ';'
                              { $$ = $2; }
                        | ERROR_SY ';'
                              { RecordErrorPos(Cg->tokenLoc); $$ = NULL; }
;

abstract_declaration:     abstract_declaration_specifiers abstract_declarator
                              { $$ = $2; }
/***
                        | abstract_declarator
***/
;

declaration_specifiers:   abstract_declaration_specifiers
                              { $$ = $1; }
                        | TYPEDEF_SY abstract_declaration_specifiers
                              { SetTypeMisc(Cg->tokenLoc, &CurrentDeclTypeSpecs, TYPE_MISC_TYPEDEF); $$ = $2; }
;

abstract_declaration_specifiers:
                          abstract_declaration_specifiers2
                              { $$ = $1; }
                        | type_qualifier abstract_declaration_specifiers
                              { SetTypeQualifiers(Cg->tokenLoc, &CurrentDeclTypeSpecs, $1); $$ = CurrentDeclTypeSpecs; }
                        | storage_class abstract_declaration_specifiers
                              { SetStorageClass(Cg->tokenLoc, &CurrentDeclTypeSpecs, $1); $$ = CurrentDeclTypeSpecs; }
                        | type_domain abstract_declaration_specifiers
                              { SetTypeDomain(Cg->tokenLoc, &CurrentDeclTypeSpecs, $1); $$ = CurrentDeclTypeSpecs; }
                        | in_out abstract_declaration_specifiers
                              { SetTypeQualifiers(Cg->tokenLoc, &CurrentDeclTypeSpecs, $1); $$ = CurrentDeclTypeSpecs; }
                        | function_specifier abstract_declaration_specifiers
                              { SetTypeMisc(Cg->tokenLoc, &CurrentDeclTypeSpecs, $1); $$ = CurrentDeclTypeSpecs; }
                        | PACKED_SY abstract_declaration_specifiers
                              { SetTypePacked(Cg->tokenLoc, &CurrentDeclTypeSpecs); $$ = CurrentDeclTypeSpecs; }
;

abstract_declaration_specifiers2:
                          type_specifier
                              { $$ = *SetDType(&CurrentDeclTypeSpecs, $1); }
                        | abstract_declaration_specifiers2 type_qualifier
                              { SetTypeQualifiers(Cg->tokenLoc, &CurrentDeclTypeSpecs, $2); $$ = CurrentDeclTypeSpecs; }
                        | abstract_declaration_specifiers2 storage_class
                              { SetStorageClass(Cg->tokenLoc, &CurrentDeclTypeSpecs, $2); $$ = CurrentDeclTypeSpecs; }
                        | abstract_declaration_specifiers2 type_domain
                              { SetTypeDomain(Cg->tokenLoc, &CurrentDeclTypeSpecs, $2); $$ = CurrentDeclTypeSpecs; }
                        | abstract_declaration_specifiers2 in_out
                              { SetTypeQualifiers(Cg->tokenLoc, &CurrentDeclTypeSpecs, $2); $$ = CurrentDeclTypeSpecs; }
                        | abstract_declaration_specifiers2 function_specifier
                              { SetTypeMisc(Cg->tokenLoc, &CurrentDeclTypeSpecs, $2); $$ = CurrentDeclTypeSpecs; }
                        | abstract_declaration_specifiers2 PACKED_SY
                              { SetTypePacked(Cg->tokenLoc, &CurrentDeclTypeSpecs); $$ = CurrentDeclTypeSpecs; }
;

init_declarator_list:     init_declarator
                              { $$ = $1; }
                        | init_declarator_list ',' init_declarator
                              { $$ = AddStmt($1, $3); }
;

init_declarator:          declarator
                              { $$ = Init_Declarator(Cg->tokenLoc, CurrentScope, $1, NULL); }
                        | declarator '=' initializer
                              { $$ = Init_Declarator(Cg->tokenLoc, CurrentScope, $1, $3); }
;

/*******************/
/* Type Specifiers */
/*******************/

type_specifier:           INT_SY
                              { $$ = LookUpTypeSymbol(NULL, INT_SY); }
                        | FLOAT_SY
                              { $$ = LookUpTypeSymbol(NULL, FLOAT_SY); }
                        | VOID_SY
                              { $$ = LookUpTypeSymbol(NULL, VOID_SY); }
                        | BOOLEAN_SY
                              { $$ = LookUpTypeSymbol(NULL, BOOLEAN_SY); }
                        | TEXOBJ_SY
                              { $$ = LookUpTypeSymbol(NULL, TEXOBJ_SY); }
                        | struct_or_connector_specifier
                              { $$ = $1; }
                        | type_identifier