forked from Mirrors/tinycc
move global variables to libtcc.c
grischka
parent
9dc9cbf319
commit
92204e8818
111
libtcc.c
111
libtcc.c
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@ -20,6 +20,117 @@
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#include "tcc.h"
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/* parser */
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static struct BufferedFile *file;
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static int ch, tok;
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static CValue tokc;
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static CString tokcstr; /* current parsed string, if any */
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/* additional informations about token */
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static int tok_flags;
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#define TOK_FLAG_BOL 0x0001 /* beginning of line before */
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#define TOK_FLAG_BOF 0x0002 /* beginning of file before */
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#define TOK_FLAG_ENDIF 0x0004 /* a endif was found matching starting #ifdef */
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#define TOK_FLAG_EOF 0x0008 /* end of file */
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static int *macro_ptr, *macro_ptr_allocated;
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static int *unget_saved_macro_ptr;
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static int unget_saved_buffer[TOK_MAX_SIZE + 1];
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static int unget_buffer_enabled;
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static int parse_flags;
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#define PARSE_FLAG_PREPROCESS 0x0001 /* activate preprocessing */
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#define PARSE_FLAG_TOK_NUM 0x0002 /* return numbers instead of TOK_PPNUM */
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#define PARSE_FLAG_LINEFEED 0x0004 /* line feed is returned as a
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token. line feed is also
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returned at eof */
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#define PARSE_FLAG_ASM_COMMENTS 0x0008 /* '#' can be used for line comment */
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#define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */
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static Section *text_section, *data_section, *bss_section; /* predefined sections */
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static Section *cur_text_section; /* current section where function code is
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generated */
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#ifdef CONFIG_TCC_ASM
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static Section *last_text_section; /* to handle .previous asm directive */
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#endif
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/* bound check related sections */
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static Section *bounds_section; /* contains global data bound description */
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static Section *lbounds_section; /* contains local data bound description */
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/* symbol sections */
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static Section *symtab_section, *strtab_section;
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/* debug sections */
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static Section *stab_section, *stabstr_section;
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/* loc : local variable index
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ind : output code index
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rsym: return symbol
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anon_sym: anonymous symbol index
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*/
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static int rsym, anon_sym, ind, loc;
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/* expression generation modifiers */
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static int const_wanted; /* true if constant wanted */
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static int nocode_wanted; /* true if no code generation wanted for an expression */
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static int global_expr; /* true if compound literals must be allocated
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globally (used during initializers parsing */
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static CType func_vt; /* current function return type (used by return
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instruction) */
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static int func_vc;
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static int last_line_num, last_ind, func_ind; /* debug last line number and pc */
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static int tok_ident;
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static TokenSym **table_ident;
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static TokenSym *hash_ident[TOK_HASH_SIZE];
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static char token_buf[STRING_MAX_SIZE + 1];
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static char *funcname;
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static Sym *global_stack, *local_stack;
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static Sym *define_stack;
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static Sym *global_label_stack, *local_label_stack;
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/* symbol allocator */
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#define SYM_POOL_NB (8192 / sizeof(Sym))
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static Sym *sym_free_first;
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static void **sym_pools;
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static int nb_sym_pools;
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static SValue vstack[VSTACK_SIZE], *vtop;
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/* some predefined types */
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static CType char_pointer_type, func_old_type, int_type;
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/* true if isid(c) || isnum(c) */
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static unsigned char isidnum_table[256-CH_EOF];
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/* display some information during compilation */
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static int verbose = 0;
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/* compile with debug symbol (and use them if error during execution) */
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static int do_debug = 0;
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/* compile with built-in memory and bounds checker */
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static int do_bounds_check = 0;
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/* display benchmark infos */
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#if !defined(LIBTCC)
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static int do_bench = 0;
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#endif
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static int total_lines;
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static int total_bytes;
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/* use GNU C extensions */
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static int gnu_ext = 1;
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/* use Tiny C extensions */
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static int tcc_ext = 1;
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/* max number of callers shown if error */
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#ifdef CONFIG_TCC_BACKTRACE
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static int num_callers = 6;
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static const char **rt_bound_error_msg;
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#endif
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/* XXX: get rid of this ASAP */
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static struct TCCState *tcc_state;
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/* give the path of the tcc libraries */
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static const char *tcc_lib_path = CONFIG_TCCDIR;
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#ifdef TCC_TARGET_I386
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#include "i386-gen.c"
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#endif
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109
tcc.h
109
tcc.h
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@ -338,115 +338,6 @@ typedef struct CachedInclude {
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#define CACHED_INCLUDES_HASH_SIZE 512
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/* parser */
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static struct BufferedFile *file;
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static int ch, tok;
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static CValue tokc;
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static CString tokcstr; /* current parsed string, if any */
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/* additional informations about token */
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static int tok_flags;
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#define TOK_FLAG_BOL 0x0001 /* beginning of line before */
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#define TOK_FLAG_BOF 0x0002 /* beginning of file before */
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#define TOK_FLAG_ENDIF 0x0004 /* a endif was found matching starting #ifdef */
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#define TOK_FLAG_EOF 0x0008 /* end of file */
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static int *macro_ptr, *macro_ptr_allocated;
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static int *unget_saved_macro_ptr;
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static int unget_saved_buffer[TOK_MAX_SIZE + 1];
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static int unget_buffer_enabled;
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static int parse_flags;
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#define PARSE_FLAG_PREPROCESS 0x0001 /* activate preprocessing */
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#define PARSE_FLAG_TOK_NUM 0x0002 /* return numbers instead of TOK_PPNUM */
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#define PARSE_FLAG_LINEFEED 0x0004 /* line feed is returned as a
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token. line feed is also
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returned at eof */
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#define PARSE_FLAG_ASM_COMMENTS 0x0008 /* '#' can be used for line comment */
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#define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */
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static Section *text_section, *data_section, *bss_section; /* predefined sections */
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static Section *cur_text_section; /* current section where function code is
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generated */
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#ifdef CONFIG_TCC_ASM
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static Section *last_text_section; /* to handle .previous asm directive */
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#endif
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/* bound check related sections */
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static Section *bounds_section; /* contains global data bound description */
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static Section *lbounds_section; /* contains local data bound description */
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/* symbol sections */
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static Section *symtab_section, *strtab_section;
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/* debug sections */
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static Section *stab_section, *stabstr_section;
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/* loc : local variable index
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ind : output code index
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rsym: return symbol
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anon_sym: anonymous symbol index
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*/
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static int rsym, anon_sym, ind, loc;
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/* expression generation modifiers */
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static int const_wanted; /* true if constant wanted */
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static int nocode_wanted; /* true if no code generation wanted for an expression */
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static int global_expr; /* true if compound literals must be allocated
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globally (used during initializers parsing */
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static CType func_vt; /* current function return type (used by return
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instruction) */
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static int func_vc;
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static int last_line_num, last_ind, func_ind; /* debug last line number and pc */
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static int tok_ident;
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static TokenSym **table_ident;
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static TokenSym *hash_ident[TOK_HASH_SIZE];
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static char token_buf[STRING_MAX_SIZE + 1];
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static char *funcname;
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static Sym *global_stack, *local_stack;
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static Sym *define_stack;
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static Sym *global_label_stack, *local_label_stack;
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/* symbol allocator */
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#define SYM_POOL_NB (8192 / sizeof(Sym))
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static Sym *sym_free_first;
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static void **sym_pools;
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static int nb_sym_pools;
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static SValue vstack[VSTACK_SIZE], *vtop;
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/* some predefined types */
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static CType char_pointer_type, func_old_type, int_type;
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/* true if isid(c) || isnum(c) */
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static unsigned char isidnum_table[256-CH_EOF];
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/* display some information during compilation */
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static int verbose = 0;
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/* compile with debug symbol (and use them if error during execution) */
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static int do_debug = 0;
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/* compile with built-in memory and bounds checker */
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static int do_bounds_check = 0;
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/* display benchmark infos */
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#if !defined(LIBTCC)
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static int do_bench = 0;
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#endif
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static int total_lines;
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static int total_bytes;
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/* use GNU C extensions */
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static int gnu_ext = 1;
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/* use Tiny C extensions */
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static int tcc_ext = 1;
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/* max number of callers shown if error */
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#ifdef CONFIG_TCC_BACKTRACE
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static int num_callers = 6;
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static const char **rt_bound_error_msg;
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#endif
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/* XXX: get rid of this ASAP */
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static struct TCCState *tcc_state;
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/* give the path of the tcc libraries */
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static const char *tcc_lib_path = CONFIG_TCCDIR;
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struct TCCState {
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int output_type;
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