* ========== Copyright Header Begin ==========================================
* Hypervisor Software File: aslex.c
* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
* - Do no alter or remove copyright notices
* - Redistribution and use of this software in source and binary forms, with
* or without modification, are permitted provided that the following
* - Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistribution in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* Neither the name of Sun Microsystems, Inc. or the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
* This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
* OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
* FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or maintenance of
* ========== Copyright Header End ============================================
#define YY_INT_ALIGNED short int
/* A lexical scanner generated by flex */
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
#define YY_FLEX_SUBMINOR_VERSION 31
#if YY_FLEX_SUBMINOR_VERSION > 0
/* First, we deal with platform-specific or compiler-specific issues. */
/* begin standard C headers. */
/* end standard C headers. */
/* flex integer type definitions */
/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
typedef int8_t flex_int8_t
;
typedef uint8_t flex_uint8_t
;
typedef int16_t flex_int16_t
;
typedef uint16_t flex_uint16_t
;
typedef int32_t flex_int32_t
;
typedef uint32_t flex_uint32_t
;
typedef signed char flex_int8_t
;
typedef short int flex_int16_t
;
typedef int flex_int32_t
;
typedef unsigned char flex_uint8_t
;
typedef unsigned short int flex_uint16_t
;
typedef unsigned int flex_uint32_t
;
/* Limits of integral types. */
#define INT16_MIN (-32767-1)
#define INT32_MIN (-2147483647-1)
#define INT16_MAX (32767)
#define INT32_MAX (2147483647)
#define UINT16_MAX (65535U)
#define UINT32_MAX (4294967295U)
/* The "const" storage-class-modifier is valid. */
#else /* ! __cplusplus */
#endif /* ! __cplusplus */
/* Returned upon end-of-file. */
/* Promotes a possibly negative, possibly signed char to an unsigned
* integer for use as an array index. If the signed char is negative,
* we want to instead treat it as an 8-bit unsigned char, hence the
#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
/* Enter a start condition. This macro really ought to take a parameter,
* but we do it the disgusting crufty way forced on us by the ()-less
#define BEGIN (yy_start) = 1 + 2 *
/* Translate the current start state into a value that can be later handed
* to BEGIN to return to the state. The YYSTATE alias is for lex
#define YY_START (((yy_start) - 1) / 2)
/* Action number for EOF rule of a given start state. */
#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
/* Special action meaning "start processing a new file". */
#define YY_NEW_FILE aslexrestart(aslexin )
#define YY_END_OF_BUFFER_CHAR 0
/* Size of default input buffer. */
#define YY_BUF_SIZE 16384
#ifndef YY_TYPEDEF_YY_BUFFER_STATE
#define YY_TYPEDEF_YY_BUFFER_STATE
typedef struct yy_buffer_state
*YY_BUFFER_STATE
;
extern FILE *aslexin
, *aslexout
;
#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2
#define YY_LESS_LINENO(n)
/* Return all but the first "n" matched characters back to the input stream. */
/* Undo effects of setting up aslextext. */ \
int yyless_macro_arg = (n); \
YY_LESS_LINENO(yyless_macro_arg);\
*yy_cp = (yy_hold_char); \
YY_RESTORE_YY_MORE_OFFSET \
(yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
YY_DO_BEFORE_ACTION; /* set up aslextext again */ \
#define unput(c) yyunput( c, (yytext_ptr) )
/* The following is because we cannot portably get our hands on size_t
* (without autoconf's help, which isn't available because we want
* flex-generated scanners to compile on their own).
#ifndef YY_TYPEDEF_YY_SIZE_T
#define YY_TYPEDEF_YY_SIZE_T
typedef unsigned int yy_size_t
;
#ifndef YY_STRUCT_YY_BUFFER_STATE
#define YY_STRUCT_YY_BUFFER_STATE
char *yy_ch_buf
; /* input buffer */
char *yy_buf_pos
; /* current position in input buffer */
/* Size of input buffer in bytes, not including room for EOB
/* Number of characters read into yy_ch_buf, not including EOB
/* Whether we "own" the buffer - i.e., we know we created it,
* and can realloc() it to grow it, and should free() it to
/* Whether this is an "interactive" input source; if so, and
* if we're using stdio for input, then we want to use getc()
* instead of fread(), to make sure we stop fetching input after
/* Whether we're considered to be at the beginning of a line.
* If so, '^' rules will be active on the next match, otherwise
int yy_bs_lineno
; /**< The line count. */
int yy_bs_column
; /**< The column count. */
/* Whether to try to fill the input buffer when we reach the
#define YY_BUFFER_NORMAL 1
/* When an EOF's been seen but there's still some text to process
* then we mark the buffer as YY_EOF_PENDING, to indicate that we
* shouldn't try reading from the input source any more. We might
* still have a bunch of tokens to match, though, because of
* When we actually see the EOF, we change the status to "new"
* (via aslexrestart()), so that the user can continue scanning by
* just pointing aslexin at a new input file.
#define YY_BUFFER_EOF_PENDING 2
#endif /* !YY_STRUCT_YY_BUFFER_STATE */
/* Stack of input buffers. */
static size_t yy_buffer_stack_top
= 0; /**< index of top of stack. */
static size_t yy_buffer_stack_max
= 0; /**< capacity of stack. */
static YY_BUFFER_STATE
* yy_buffer_stack
= 0; /**< Stack as an array. */
/* We provide macros for accessing buffer states in case in the
* future we want to put the buffer states in a more general
* Returns the top of the stack, or NULL.
#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
? (yy_buffer_stack)[(yy_buffer_stack_top)] \
/* Same as previous macro, but useful when we know that the buffer stack is not
* NULL or when we need an lvalue. For internal use only.
#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
/* yy_hold_char holds the character lost when aslextext is formed. */
static char yy_hold_char
;
static int yy_n_chars
; /* number of characters read into yy_ch_buf */
/* Points to current character in buffer. */
static char *yy_c_buf_p
= (char *) 0;
static int yy_init
= 1; /* whether we need to initialize */
static int yy_start
= 0; /* start state number */
/* Flag which is used to allow aslexwrap()'s to do buffer switches
* instead of setting up a fresh aslexin. A bit of a hack ...
static int yy_did_buffer_switch_on_eof
;
void aslexrestart (FILE *input_file
);
void aslex_switch_to_buffer (YY_BUFFER_STATE new_buffer
);
YY_BUFFER_STATE
aslex_create_buffer (FILE *file
,int size
);
void aslex_delete_buffer (YY_BUFFER_STATE b
);
void aslex_flush_buffer (YY_BUFFER_STATE b
);
void aslexpush_buffer_state (YY_BUFFER_STATE new_buffer
);
void aslexpop_buffer_state (void );
static void aslexensure_buffer_stack (void );
static void aslex_load_buffer_state (void );
static void aslex_init_buffer (YY_BUFFER_STATE b
,FILE *file
);
#define YY_FLUSH_BUFFER aslex_flush_buffer(YY_CURRENT_BUFFER )
YY_BUFFER_STATE
aslex_scan_buffer (char *base
,yy_size_t size
);
YY_BUFFER_STATE
aslex_scan_string (yyconst
char *yy_str
);
YY_BUFFER_STATE
aslex_scan_bytes (yyconst
char *bytes
,int len
);
void *aslexalloc (yy_size_t
);
void *aslexrealloc (void *,yy_size_t
);
void aslexfree (void * );
#define yy_new_buffer aslex_create_buffer
#define yy_set_interactive(is_interactive) \
if ( ! YY_CURRENT_BUFFER ){ \
aslexensure_buffer_stack (); \
YY_CURRENT_BUFFER_LVALUE = \
aslex_create_buffer(aslexin,YY_BUF_SIZE ); \
YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
#define yy_set_bol(at_bol) \
if ( ! YY_CURRENT_BUFFER ){\
aslexensure_buffer_stack (); \
YY_CURRENT_BUFFER_LVALUE = \
aslex_create_buffer(aslexin,YY_BUF_SIZE ); \
YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
typedef unsigned char YY_CHAR
;
FILE *aslexin
= (FILE *) 0, *aslexout
= (FILE *) 0;
typedef int yy_state_type
;
#define yytext_ptr aslextext
static yy_state_type
yy_get_previous_state (void );
static yy_state_type
yy_try_NUL_trans (yy_state_type current_state
);
static int yy_get_next_buffer (void );
static void yy_fatal_error (yyconst
char msg
[] );
/* Done after the current pattern has been matched and before the
* corresponding action - sets up aslextext.
#define YY_DO_BEFORE_ACTION \
aslexleng = (size_t) (yy_cp - yy_bp); \
(yy_hold_char) = *yy_cp; \
#define YY_END_OF_BUFFER 37
/* This struct is not used in this scanner,
but its presence is necessary. */
static yyconst flex_int16_t yy_accept
[99] =
0, 0, 0, 0, 11, 11, 37, 35, 34, 12,
35, 7, 35, 35, 35, 33, 30, 30, 30, 35,
35, 35, 33, 30, 35, 30, 30, 5, 4, 5,
11, 9, 8, 11, 34, 0, 1, 29, 3, 0,
33, 30, 30, 30, 0, 2, 0, 28, 0, 33,
30, 30, 30, 6, 11, 10, 29, 32, 31, 21,
19, 30, 30, 20, 22, 27, 23, 26, 24, 25,
32, 31, 21, 19, 30, 30, 20, 22, 27, 23,
26, 24, 25, 31, 13, 15, 17, 14, 16, 18,
31, 13, 15, 17, 14, 16, 18, 0
static yyconst flex_int32_t yy_ec
[256] =
1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 4, 5, 6, 1, 7, 1, 1, 1,
1, 8, 1, 1, 1, 9, 10, 11, 12, 12,
12, 12, 12, 12, 12, 12, 12, 13, 1, 1,
1, 1, 1, 1, 14, 14, 14, 14, 14, 14,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
1, 16, 1, 1, 17, 1, 18, 19, 18, 20,
18, 18, 21, 22, 21, 21, 21, 23, 21, 24,
21, 21, 21, 21, 25, 26, 27, 21, 28, 29,
21, 21, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
static yyconst flex_int32_t yy_meta
[30] =
1, 1, 1, 1, 2, 1, 1, 1, 1, 1,
3, 3, 4, 3, 5, 1, 5, 6, 6, 6,
7, 7, 7, 7, 7, 7, 7, 7, 7
static yyconst flex_int16_t yy_base
[110] =
0, 29, 56, 57, 58, 63, 225, 226, 222, 226,
220, 226, 0, 214, 192, 58, 0, 200, 192, 214,
0, 49, 60, 201, 200, 62, 54, 226, 226, 196,
0, 0, 226, 191, 182, 153, 226, 65, 226, 144,
72, 0, 65, 76, 151, 226, 132, 226, 95, 75,
123, 103, 120, 226, 0, 226, 90, 226, 0, 0,
0, 98, 103, 0, 0, 0, 0, 0, 0, 0,
122, 139, 121, 116, 124, 119, 111, 108, 106, 105,
99, 98, 97, 0, 0, 0, 0, 0, 0, 0,
0, 90, 86, 84, 80, 78, 68, 226, 159, 166,
173, 175, 180, 187, 192, 197, 204, 209, 213
static yyconst flex_int16_t yy_def
[110] =
98, 98, 99, 99, 100, 100, 98, 98, 98, 98,
101, 98, 102, 98, 98, 98, 103, 103, 103, 104,
105, 105, 105, 106, 105, 106, 106, 98, 98, 98,
107, 107, 98, 107, 98, 101, 98, 102, 98, 108,
98, 103, 103, 103, 104, 98, 105, 98, 105, 105,
106, 106, 106, 98, 107, 98, 98, 98, 109, 103,
103, 103, 103, 103, 103, 103, 103, 103, 103, 103,
105, 49, 106, 106, 106, 75, 106, 106, 106, 106,
106, 106, 106, 109, 103, 103, 103, 103, 103, 103,
72, 106, 106, 106, 106, 106, 106, 0, 98, 98,
98, 98, 98, 98, 98, 98, 98, 98, 98
static yyconst flex_int16_t yy_nxt
[256] =
8, 9, 10, 11, 12, 8, 13, 8, 8, 14,
15, 16, 8, 17, 17, 8, 8, 17, 17, 17,
17, 17, 18, 17, 19, 17, 17, 17, 17, 8,
9, 10, 11, 12, 20, 13, 8, 21, 14, 22,
23, 8, 24, 24, 8, 25, 24, 24, 24, 24,
24, 26, 24, 27, 24, 24, 24, 24, 29, 29,
32, 48, 33, 30, 30, 32, 48, 33, 41, 41,
50, 50, 48, 34, 48, 57, 57, 49, 34, 53,
48, 52, 41, 41, 60, 50, 50, 48, 61, 62,
48, 63, 48, 64, 65, 66, 48, 67, 48, 68,
57, 57, 48, 69, 70, 71, 72, 48, 72, 48,
48, 48, 72, 72, 72, 48, 85, 48, 48, 86,
48, 88, 73, 48, 89, 87, 74, 75, 48, 76,
90, 77, 48, 48, 48, 48, 48, 95, 78, 79,
96, 80, 92, 81, 48, 93, 97, 82, 83, 91,
91, 94, 91, 46, 58, 37, 91, 91, 91, 28,
28, 28, 28, 28, 28, 28, 31, 31, 31, 31,
31, 31, 31, 36, 36, 36, 36, 36, 36, 36,
38, 38, 42, 35, 42, 42, 42, 45, 45, 45,
45, 45, 45, 45, 47, 56, 47, 47, 47, 51,
51, 51, 51, 51, 55, 54, 55, 55, 55, 55,
55, 59, 48, 48, 59, 84, 46, 44, 84, 43,
40, 39, 37, 35, 98, 7, 98, 98, 98, 98,
98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
static yyconst flex_int16_t yy_chk
[256] =
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 3, 4,
5, 22, 5, 3, 4, 6, 27, 6, 16, 16,
23, 23, 23, 5, 26, 38, 38, 22, 6, 27,
97, 26, 41, 41, 43, 50, 50, 50, 43, 43,
96, 43, 95, 43, 44, 44, 94, 44, 93, 44,
57, 57, 92, 44, 44, 49, 49, 49, 49, 83,
82, 81, 49, 49, 49, 52, 62, 80, 79, 62,
78, 63, 52, 77, 63, 62, 52, 52, 74, 52,
63, 52, 53, 73, 71, 51, 75, 76, 53, 53,
76, 53, 75, 53, 47, 75, 76, 53, 53, 72,
72, 75, 72, 45, 40, 36, 72, 72, 72, 99,
99, 99, 99, 99, 99, 99, 100, 100, 100, 100,
100, 100, 100, 101, 101, 101, 101, 101, 101, 101,
102, 102, 103, 35, 103, 103, 103, 104, 104, 104,
104, 104, 104, 104, 105, 34, 105, 105, 105, 106,
106, 106, 106, 106, 107, 30, 107, 107, 107, 107,
107, 108, 25, 24, 108, 109, 20, 19, 109, 18,
15, 14, 11, 9, 7, 98, 98, 98, 98, 98,
98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
static yy_state_type yy_last_accepting_state
;
static char *yy_last_accepting_cpos
;
extern int aslex_flex_debug
;
int aslex_flex_debug
= 0;
/* The intent behind this definition is that it'll catch
* any uses of REJECT which flex missed.
#define REJECT reject_used_but_not_detected
#define yymore() yymore_used_but_not_detected
#define YY_RESTORE_YY_MORE_OFFSET
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
#pragma ident "@(#)aslex.l 1.2 07/02/12 SMI"
#include <sys/param.h> /* for MAXPATHLEN */
#include <string.h> /* for strchr & strdup */
#include <ctype.h> /* for islower / toupper */
bool_t flag_debug
= false;
#define UOP(_t, _size) { yylval.ldst.wordsize=(_size); yylval.ldst.signext=false; return (_t); }
#define SOP(_t, _size) { yylval.ldst.wordsize=(_size); yylval.ldst.signext=true; return (_t); }
void validate_op(token_t tok
, ldst_t
*ldstinfop
, char *namep
);
/* Special case for "unistd.h", since it is non-ANSI. We include it way
* down here because we want the user's section 1 to have been scanned first.
* The user has a chance to override it with an option.
#define YY_EXTRA_TYPE void *
/* Macros after this point can all be overridden by user definitions in
extern "C" int aslexwrap (void );
extern int aslexwrap (void );
static void yyunput (int c
,char *buf_ptr
);
static void yy_flex_strncpy (char *,yyconst
char *,int );
static int yy_flex_strlen (yyconst
char * );
static int yyinput (void );
static int input (void );
/* Amount of stuff to slurp up with each read. */
#define YY_READ_BUF_SIZE 8192
/* Copy whatever the last rule matched to the standard output. */
/* This used to be an fputs(), but since the string might contain NUL's,
#define ECHO (void) fwrite( aslextext, aslexleng, 1, aslexout )
/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
* is returned in "result".
#define YY_INPUT(buf,result,max_size) \
if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
for ( n = 0; n < max_size && \
(c = getc( aslexin )) != EOF && c != '\n'; ++n ) \
if ( c == EOF && ferror( aslexin ) ) \
YY_FATAL_ERROR( "input in flex scanner failed" ); \
while ( (result = fread(buf, 1, max_size, aslexin))==0 && ferror(aslexin)) \
YY_FATAL_ERROR( "input in flex scanner failed" ); \
/* No semi-colon after return; correct usage is to write "yyterminate();" -
* we don't want an extra ';' after the "return" because that will cause
* some compilers to complain about unreachable statements.
#define yyterminate() return YY_NULL
/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
/* Report a fatal error. */
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
/* end tables serialization structures and prototypes */
/* Default declaration of generated scanner - a define so the user can
#define YY_DECL_IS_OURS 1
extern int aslexlex (void);
#define YY_DECL int aslexlex (void)
/* Code executed at the beginning of each rule, after aslextext and aslexleng
/* Code executed at the end of each rule. */
YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
(aslextext[aslexleng - 1] == '\n'); \
/** The main scanner function which does all the work.
register yy_state_type yy_current_state
;
register char *yy_cp
, *yy_bp
;
(yy_start
) = 1; /* first start state */
if ( ! YY_CURRENT_BUFFER
) {
aslexensure_buffer_stack ();
YY_CURRENT_BUFFER_LVALUE
=
aslex_create_buffer(aslexin
,YY_BUF_SIZE
);
aslex_load_buffer_state( );
while ( 1 ) /* loops until end-of-file is reached */
/* Support of aslextext. */
/* yy_bp points to the position in yy_ch_buf of the start of
yy_current_state
= (yy_start
);
yy_current_state
+= YY_AT_BOL();
register YY_CHAR yy_c
= yy_ec
[YY_SC_TO_UI(*yy_cp
)];
if ( yy_accept
[yy_current_state
] )
(yy_last_accepting_state
) = yy_current_state
;
(yy_last_accepting_cpos
) = yy_cp
;
while ( yy_chk
[yy_base
[yy_current_state
] + yy_c
] != yy_current_state
)
yy_current_state
= (int) yy_def
[yy_current_state
];
if ( yy_current_state
>= 99 )
yy_c
= yy_meta
[(unsigned int) yy_c
];
yy_current_state
= yy_nxt
[yy_base
[yy_current_state
] + (unsigned int) yy_c
];
while ( yy_base
[yy_current_state
] != 226 );
yy_act
= yy_accept
[yy_current_state
];
yy_cp
= (yy_last_accepting_cpos
);
yy_current_state
= (yy_last_accepting_state
);
yy_act
= yy_accept
[yy_current_state
];
do_action
: /* This label is used only to access EOF actions. */
{ /* beginning of action switch */
case 0: /* must back up */
/* undo the effects of YY_DO_BEFORE_ACTION */
yy_cp
= (yy_last_accepting_cpos
);
yy_current_state
= (yy_last_accepting_state
);
case YY_STATE_EOF(INITIAL
):
case YY_STATE_EOF(comment
):
case YY_STATE_EOF(string
):
*yy_cp
= (yy_hold_char
); /* undo effects of setting up aslextext */
(yy_c_buf_p
) = yy_cp
-= 1;
YY_DO_BEFORE_ACTION
; /* set up aslextext again */
DBG(printf("comment: %s\n", aslextext
););
*yy_cp
= (yy_hold_char
); /* undo effects of setting up aslextext */
(yy_c_buf_p
) = yy_cp
-= 1;
YY_DO_BEFORE_ACTION
; /* set up aslextext again */
DBG(printf("directive: %s\n", aslextext
););
DBG(printf("comment begin\n"););
/* rule 4 can match eol */
DBG(printf("comment end\n"););
DBG(printf("string begin\n"););
DBG(printf("string end\n"););
yylval
.namep
= NULL
; /* dont care for now */
/* rule 9 can match eol */
{ /* escaped quote is part of string */ }
/* rule 11 can match eol */
{ /* swallow for now */ }
/* rule 12 can match eol */
yyloc
.last_line
= ++yy_line_num
;
yylval
.namep
= strdup(aslextext
);
yylval
.namep
= strdup(aslextext
);
yylval
.namep
= strdup(aslextext
);
val
= strtoull(aslextext
, NULL
, 16);
val
= strtoull(aslextext
, NULL
, 10);
/* Amount of text matched not including the EOB char. */
int yy_amount_of_matched_text
= (int) (yy_cp
- (yytext_ptr
)) - 1;
/* Undo the effects of YY_DO_BEFORE_ACTION. */
YY_RESTORE_YY_MORE_OFFSET
if ( YY_CURRENT_BUFFER_LVALUE
->yy_buffer_status
== YY_BUFFER_NEW
)
/* We're scanning a new file or input source. It's
* possible that this happened because the user
* just pointed aslexin at a new source and called
* aslexlex(). If so, then we have to assure
* consistency between YY_CURRENT_BUFFER and our
* globals. Here is the right place to do so, because
* this is the first action (other than possibly a
* back-up) that will match for the new input source.
(yy_n_chars
) = YY_CURRENT_BUFFER_LVALUE
->yy_n_chars
;
YY_CURRENT_BUFFER_LVALUE
->yy_input_file
= aslexin
;
YY_CURRENT_BUFFER_LVALUE
->yy_buffer_status
= YY_BUFFER_NORMAL
;
/* Note that here we test for yy_c_buf_p "<=" to the position
* of the first EOB in the buffer, since yy_c_buf_p will
* already have been incremented past the NUL character
* (since all states make transitions on EOB to the
* end-of-buffer state). Contrast this with the test
if ( (yy_c_buf_p
) <= &YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[(yy_n_chars
)] )
{ /* This was really a NUL. */
yy_state_type yy_next_state
;
(yy_c_buf_p
) = (yytext_ptr
) + yy_amount_of_matched_text
;
yy_current_state
= yy_get_previous_state( );
/* Okay, we're now positioned to make the NUL
* transition. We couldn't have
* yy_get_previous_state() go ahead and do it
* for us because it doesn't know how to deal
* with the possibility of jamming (and we don't
* want to build jamming into it because then it
yy_next_state
= yy_try_NUL_trans( yy_current_state
);
yy_bp
= (yytext_ptr
) + YY_MORE_ADJ
;
yy_current_state
= yy_next_state
;
else switch ( yy_get_next_buffer( ) )
case EOB_ACT_END_OF_FILE
:
(yy_did_buffer_switch_on_eof
) = 0;
/* Note: because we've taken care in
* yy_get_next_buffer() to have set up
* aslextext, we can now set up
* yy_c_buf_p so that if some total
* hoser (like flex itself) wants to
* call the scanner after we return the
* YY_NULL, it'll still work - another
* YY_NULL will get returned.
(yy_c_buf_p
) = (yytext_ptr
) + YY_MORE_ADJ
;
yy_act
= YY_STATE_EOF(YY_START
);
if ( ! (yy_did_buffer_switch_on_eof
) )
case EOB_ACT_CONTINUE_SCAN
:
(yytext_ptr
) + yy_amount_of_matched_text
;
yy_current_state
= yy_get_previous_state( );
yy_bp
= (yytext_ptr
) + YY_MORE_ADJ
;
&YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[(yy_n_chars
)];
yy_current_state
= yy_get_previous_state( );
yy_bp
= (yytext_ptr
) + YY_MORE_ADJ
;
"fatal flex scanner internal error--no action found" );
} /* end of action switch */
} /* end of scanning one token */
/* yy_get_next_buffer - try to read in a new buffer
* Returns a code representing an action:
* EOB_ACT_CONTINUE_SCAN - continue scanning from current position
* EOB_ACT_END_OF_FILE - end of file
static int yy_get_next_buffer (void)
register char *dest
= YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
;
register char *source
= (yytext_ptr
);
register int number_to_move
, i
;
if ( (yy_c_buf_p
) > &YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[(yy_n_chars
) + 1] )
"fatal flex scanner internal error--end of buffer missed" );
if ( YY_CURRENT_BUFFER_LVALUE
->yy_fill_buffer
== 0 )
{ /* Don't try to fill the buffer, so this is an EOF. */
if ( (yy_c_buf_p
) - (yytext_ptr
) - YY_MORE_ADJ
== 1 )
/* We matched a single character, the EOB, so
* treat this as a final EOF.
return EOB_ACT_END_OF_FILE
;
/* We matched some text prior to the EOB, first
return EOB_ACT_LAST_MATCH
;
/* Try to read more data. */
/* First move last chars to start of buffer. */
number_to_move
= (int) ((yy_c_buf_p
) - (yytext_ptr
)) - 1;
for ( i
= 0; i
< number_to_move
; ++i
)
if ( YY_CURRENT_BUFFER_LVALUE
->yy_buffer_status
== YY_BUFFER_EOF_PENDING
)
/* don't do the read, it's not guaranteed to return an EOF,
YY_CURRENT_BUFFER_LVALUE
->yy_n_chars
= (yy_n_chars
) = 0;
YY_CURRENT_BUFFER_LVALUE
->yy_buf_size
- number_to_move
- 1;
while ( num_to_read
<= 0 )
{ /* Not enough room in the buffer - grow it. */
/* just a shorter name for the current buffer */
YY_BUFFER_STATE b
= YY_CURRENT_BUFFER
;
(int) ((yy_c_buf_p
) - b
->yy_ch_buf
);
if ( b
->yy_is_our_buffer
)
int new_size
= b
->yy_buf_size
* 2;
b
->yy_buf_size
+= b
->yy_buf_size
/ 8;
/* Include room in for 2 EOB chars. */
aslexrealloc((void *) b
->yy_ch_buf
,b
->yy_buf_size
+ 2 );
/* Can't grow it, we don't own it. */
"fatal error - scanner input buffer overflow" );
(yy_c_buf_p
) = &b
->yy_ch_buf
[yy_c_buf_p_offset
];
num_to_read
= YY_CURRENT_BUFFER_LVALUE
->yy_buf_size
-
if ( num_to_read
> YY_READ_BUF_SIZE
)
num_to_read
= YY_READ_BUF_SIZE
;
YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[number_to_move
]),
(yy_n_chars
), num_to_read
);
YY_CURRENT_BUFFER_LVALUE
->yy_n_chars
= (yy_n_chars
);
if ( number_to_move
== YY_MORE_ADJ
)
ret_val
= EOB_ACT_END_OF_FILE
;
ret_val
= EOB_ACT_LAST_MATCH
;
YY_CURRENT_BUFFER_LVALUE
->yy_buffer_status
=
ret_val
= EOB_ACT_CONTINUE_SCAN
;
(yy_n_chars
) += number_to_move
;
YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[(yy_n_chars
)] = YY_END_OF_BUFFER_CHAR
;
YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[(yy_n_chars
) + 1] = YY_END_OF_BUFFER_CHAR
;
(yytext_ptr
) = &YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[0];
/* yy_get_previous_state - get the state just before the EOB char was reached */
static yy_state_type
yy_get_previous_state (void)
register yy_state_type yy_current_state
;
yy_current_state
= (yy_start
);
yy_current_state
+= YY_AT_BOL();
for ( yy_cp
= (yytext_ptr
) + YY_MORE_ADJ
; yy_cp
< (yy_c_buf_p
); ++yy_cp
)
register YY_CHAR yy_c
= (*yy_cp
? yy_ec
[YY_SC_TO_UI(*yy_cp
)] : 1);
if ( yy_accept
[yy_current_state
] )
(yy_last_accepting_state
) = yy_current_state
;
(yy_last_accepting_cpos
) = yy_cp
;
while ( yy_chk
[yy_base
[yy_current_state
] + yy_c
] != yy_current_state
)
yy_current_state
= (int) yy_def
[yy_current_state
];
if ( yy_current_state
>= 99 )
yy_c
= yy_meta
[(unsigned int) yy_c
];
yy_current_state
= yy_nxt
[yy_base
[yy_current_state
] + (unsigned int) yy_c
];
/* yy_try_NUL_trans - try to make a transition on the NUL character
* next_state = yy_try_NUL_trans( current_state );
static yy_state_type
yy_try_NUL_trans (yy_state_type yy_current_state
)
register char *yy_cp
= (yy_c_buf_p
);
register YY_CHAR yy_c
= 1;
if ( yy_accept
[yy_current_state
] )
(yy_last_accepting_state
) = yy_current_state
;
(yy_last_accepting_cpos
) = yy_cp
;
while ( yy_chk
[yy_base
[yy_current_state
] + yy_c
] != yy_current_state
)
yy_current_state
= (int) yy_def
[yy_current_state
];
if ( yy_current_state
>= 99 )
yy_c
= yy_meta
[(unsigned int) yy_c
];
yy_current_state
= yy_nxt
[yy_base
[yy_current_state
] + (unsigned int) yy_c
];
yy_is_jam
= (yy_current_state
== 98);
return yy_is_jam
? 0 : yy_current_state
;
static void yyunput (int c
, register char * yy_bp
)
/* undo effects of setting up aslextext */
if ( yy_cp
< YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
+ 2 )
{ /* need to shift things up to make room */
register int number_to_move
= (yy_n_chars
) + 2;
register char *dest
= &YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[
YY_CURRENT_BUFFER_LVALUE
->yy_buf_size
+ 2];
&YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[number_to_move
];
while ( source
> YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
)
yy_cp
+= (int) (dest
- source
);
yy_bp
+= (int) (dest
- source
);
YY_CURRENT_BUFFER_LVALUE
->yy_n_chars
=
(yy_n_chars
) = YY_CURRENT_BUFFER_LVALUE
->yy_buf_size
;
if ( yy_cp
< YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
+ 2 )
YY_FATAL_ERROR( "flex scanner push-back overflow" );
static int yyinput (void)
*(yy_c_buf_p
) = (yy_hold_char
);
if ( *(yy_c_buf_p
) == YY_END_OF_BUFFER_CHAR
)
/* yy_c_buf_p now points to the character we want to return.
* If this occurs *before* the EOB characters, then it's a
* valid NUL; if not, then we've hit the end of the buffer.
if ( (yy_c_buf_p
) < &YY_CURRENT_BUFFER_LVALUE
->yy_ch_buf
[(yy_n_chars
)] )
/* This was really a NUL. */
int offset
= (yy_c_buf_p
) - (yytext_ptr
);
switch ( yy_get_next_buffer( ) )
/* This happens because yy_g_n_b()
* sees that we've accumulated a
* token and flags that we need to
* try matching the token before
* proceeding. But for input(),
* there's no matching to consider.
* So convert the EOB_ACT_LAST_MATCH
* to EOB_ACT_END_OF_FILE.
/* Reset buffer status. */
case EOB_ACT_END_OF_FILE
:
if ( ! (yy_did_buffer_switch_on_eof
) )
case EOB_ACT_CONTINUE_SCAN
:
(yy_c_buf_p
) = (yytext_ptr
) + offset
;
c
= *(unsigned char *) (yy_c_buf_p
); /* cast for 8-bit char's */
*(yy_c_buf_p
) = '\0'; /* preserve aslextext */
(yy_hold_char
) = *++(yy_c_buf_p
);
YY_CURRENT_BUFFER_LVALUE
->yy_at_bol
= (c
== '\n');
#endif /* ifndef YY_NO_INPUT */
/** Immediately switch to a different input stream.
* @param input_file A readable stream.
* @note This function does not reset the start condition to @c INITIAL .
void aslexrestart (FILE * input_file
)
if ( ! YY_CURRENT_BUFFER
){
aslexensure_buffer_stack ();
YY_CURRENT_BUFFER_LVALUE
=
aslex_create_buffer(aslexin
,YY_BUF_SIZE
);
aslex_init_buffer(YY_CURRENT_BUFFER
,input_file
);
aslex_load_buffer_state( );
/** Switch to a different input buffer.
* @param new_buffer The new input buffer.
void aslex_switch_to_buffer (YY_BUFFER_STATE new_buffer
)
/* TODO. We should be able to replace this entire function body
* aslexpop_buffer_state();
* aslexpush_buffer_state(new_buffer);
aslexensure_buffer_stack ();
if ( YY_CURRENT_BUFFER
== new_buffer
)
/* Flush out information for old buffer. */
*(yy_c_buf_p
) = (yy_hold_char
);
YY_CURRENT_BUFFER_LVALUE
->yy_buf_pos
= (yy_c_buf_p
);
YY_CURRENT_BUFFER_LVALUE
->yy_n_chars
= (yy_n_chars
);
YY_CURRENT_BUFFER_LVALUE
= new_buffer
;
aslex_load_buffer_state( );
/* We don't actually know whether we did this switch during
* EOF (aslexwrap()) processing, but the only time this flag
* is looked at is after aslexwrap() is called, so it's safe
* to go ahead and always set it.
(yy_did_buffer_switch_on_eof
) = 1;
static void aslex_load_buffer_state (void)
(yy_n_chars
) = YY_CURRENT_BUFFER_LVALUE
->yy_n_chars
;
(yytext_ptr
) = (yy_c_buf_p
) = YY_CURRENT_BUFFER_LVALUE
->yy_buf_pos
;
aslexin
= YY_CURRENT_BUFFER_LVALUE
->yy_input_file
;
(yy_hold_char
) = *(yy_c_buf_p
);
/** Allocate and initialize an input buffer state.
* @param file A readable stream.
* @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
* @return the allocated buffer state.
YY_BUFFER_STATE
aslex_create_buffer (FILE * file
, int size
)
b
= (YY_BUFFER_STATE
) aslexalloc(sizeof( struct yy_buffer_state
) );
YY_FATAL_ERROR( "out of dynamic memory in aslex_create_buffer()" );
/* yy_ch_buf has to be 2 characters longer than the size given because
* we need to put in 2 end-of-buffer characters.
b
->yy_ch_buf
= (char *) aslexalloc(b
->yy_buf_size
+ 2 );
YY_FATAL_ERROR( "out of dynamic memory in aslex_create_buffer()" );
aslex_init_buffer(b
,file
);
* @param b a buffer created with aslex_create_buffer()
void aslex_delete_buffer (YY_BUFFER_STATE b
)
if ( b
== YY_CURRENT_BUFFER
) /* Not sure if we should pop here. */
YY_CURRENT_BUFFER_LVALUE
= (YY_BUFFER_STATE
) 0;
if ( b
->yy_is_our_buffer
)
aslexfree((void *) b
->yy_ch_buf
);
extern int isatty (int );
/* Initializes or reinitializes a buffer.
* This function is sometimes called more than once on the same buffer,
* such as during a aslexrestart() or at EOF.
static void aslex_init_buffer (YY_BUFFER_STATE b
, FILE * file
)
/* If b is the current buffer, then aslex_init_buffer was _probably_
* called from aslexrestart() or through yy_get_next_buffer.
* In that case, we don't want to reset the lineno or column.
if (b
!= YY_CURRENT_BUFFER
){
b
->yy_is_interactive
= file
? (isatty( fileno(file
) ) > 0) : 0;
/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
* @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
void aslex_flush_buffer (YY_BUFFER_STATE b
)
/* We always need two end-of-buffer characters. The first causes
* a transition to the end-of-buffer state. The second causes
b
->yy_ch_buf
[0] = YY_END_OF_BUFFER_CHAR
;
b
->yy_ch_buf
[1] = YY_END_OF_BUFFER_CHAR
;
b
->yy_buf_pos
= &b
->yy_ch_buf
[0];
b
->yy_buffer_status
= YY_BUFFER_NEW
;
if ( b
== YY_CURRENT_BUFFER
)
aslex_load_buffer_state( );
/** Pushes the new state onto the stack. The new state becomes
* the current state. This function will allocate the stack
* @param new_buffer The new state.
void aslexpush_buffer_state (YY_BUFFER_STATE new_buffer
)
aslexensure_buffer_stack();
/* This block is copied from aslex_switch_to_buffer. */
/* Flush out information for old buffer. */
*(yy_c_buf_p
) = (yy_hold_char
);
YY_CURRENT_BUFFER_LVALUE
->yy_buf_pos
= (yy_c_buf_p
);
YY_CURRENT_BUFFER_LVALUE
->yy_n_chars
= (yy_n_chars
);
/* Only push if top exists. Otherwise, replace top. */
YY_CURRENT_BUFFER_LVALUE
= new_buffer
;
/* copied from aslex_switch_to_buffer. */
aslex_load_buffer_state( );
(yy_did_buffer_switch_on_eof
) = 1;
/** Removes and deletes the top of the stack, if present.
* The next element becomes the new top.
void aslexpop_buffer_state (void)
aslex_delete_buffer(YY_CURRENT_BUFFER
);
YY_CURRENT_BUFFER_LVALUE
= NULL
;
if ((yy_buffer_stack_top
) > 0)
aslex_load_buffer_state( );
(yy_did_buffer_switch_on_eof
) = 1;
/* Allocates the stack if it does not exist.
* Guarantees space for at least one push.
static void aslexensure_buffer_stack (void)
if (!(yy_buffer_stack
)) {
/* First allocation is just for 2 elements, since we don't know if this
* scanner will even need a stack. We use 2 instead of 1 to avoid an
* immediate realloc on the next call.
(yy_buffer_stack
) = (struct yy_buffer_state
**)aslexalloc
(num_to_alloc
* sizeof(struct yy_buffer_state
*)
memset((yy_buffer_stack
), 0, num_to_alloc
* sizeof(struct yy_buffer_state
*));
(yy_buffer_stack_max
) = num_to_alloc
;
(yy_buffer_stack_top
) = 0;
if ((yy_buffer_stack_top
) >= ((yy_buffer_stack_max
)) - 1){
/* Increase the buffer to prepare for a possible push. */
int grow_size
= 8 /* arbitrary grow size */;
num_to_alloc
= (yy_buffer_stack_max
) + grow_size
;
(yy_buffer_stack
) = (struct yy_buffer_state
**)aslexrealloc
num_to_alloc
* sizeof(struct yy_buffer_state
*)
/* zero only the new slots.*/
memset((yy_buffer_stack
) + (yy_buffer_stack_max
), 0, grow_size
* sizeof(struct yy_buffer_state
*));
(yy_buffer_stack_max
) = num_to_alloc
;
/** Setup the input buffer state to scan directly from a user-specified character buffer.
* @param base the character buffer
* @param size the size in bytes of the character buffer
* @return the newly allocated buffer state object.
YY_BUFFER_STATE
aslex_scan_buffer (char * base
, yy_size_t size
)
base
[size
-2] != YY_END_OF_BUFFER_CHAR
||
base
[size
-1] != YY_END_OF_BUFFER_CHAR
)
/* They forgot to leave room for the EOB's. */
b
= (YY_BUFFER_STATE
) aslexalloc(sizeof( struct yy_buffer_state
) );
YY_FATAL_ERROR( "out of dynamic memory in aslex_scan_buffer()" );
b
->yy_buf_size
= size
- 2; /* "- 2" to take care of EOB's */
b
->yy_buf_pos
= b
->yy_ch_buf
= base
;
b
->yy_n_chars
= b
->yy_buf_size
;
b
->yy_is_interactive
= 0;
b
->yy_buffer_status
= YY_BUFFER_NEW
;
aslex_switch_to_buffer(b
);
/** Setup the input buffer state to scan a string. The next call to aslexlex() will
* scan from a @e copy of @a str.
* @param str a NUL-terminated string to scan
* @return the newly allocated buffer state object.
* @note If you want to scan bytes that may contain NUL values, then use
* aslex_scan_bytes() instead.
YY_BUFFER_STATE
aslex_scan_string (yyconst
char * str
)
return aslex_scan_bytes(str
,strlen(str
) );
/** Setup the input buffer state to scan the given bytes. The next call to aslexlex() will
* scan from a @e copy of @a bytes.
* @param bytes the byte buffer to scan
* @param len the number of bytes in the buffer pointed to by @a bytes.
* @return the newly allocated buffer state object.
YY_BUFFER_STATE
aslex_scan_bytes (yyconst
char * bytes
, int len
)
/* Get memory for full buffer, including space for trailing EOB's. */
buf
= (char *) aslexalloc(n
);
YY_FATAL_ERROR( "out of dynamic memory in aslex_scan_bytes()" );
for ( i
= 0; i
< len
; ++i
)
buf
[len
] = buf
[len
+1] = YY_END_OF_BUFFER_CHAR
;
b
= aslex_scan_buffer(buf
,n
);
YY_FATAL_ERROR( "bad buffer in aslex_scan_bytes()" );
/* It's okay to grow etc. this buffer, and we should throw it
#define YY_EXIT_FAILURE 2
static void yy_fatal_error (yyconst
char* msg
)
(void) fprintf( stderr
, "%s\n", msg
);
/* Redefine yyless() so it works in section 3 code. */
/* Undo effects of setting up aslextext. */ \
int yyless_macro_arg = (n); \
YY_LESS_LINENO(yyless_macro_arg);\
aslextext[aslexleng] = (yy_hold_char); \
(yy_c_buf_p) = aslextext + yyless_macro_arg; \
(yy_hold_char) = *(yy_c_buf_p); \
aslexleng = yyless_macro_arg; \
/* Accessor methods (get/set functions) to struct members. */
/** Get the current line number.
int aslexget_lineno (void)
/** Get the input stream.
/** Get the output stream.
FILE *aslexget_out (void)
/** Get the length of the current token.
/** Get the current token.
char *aslexget_text (void)
/** Set the current line number.
void aslexset_lineno (int line_number
)
aslexlineno
= line_number
;
/** Set the input stream. This does not discard the current
* @param in_str A readable stream.
* @see aslex_switch_to_buffer
void aslexset_in (FILE * in_str
)
void aslexset_out (FILE * out_str
)
int aslexget_debug (void)
void aslexset_debug (int bdebug
)
aslex_flex_debug
= bdebug
;
/* aslexlex_destroy is for both reentrant and non-reentrant scanners. */
int aslexlex_destroy (void)
/* Pop the buffer stack, destroying each element. */
while(YY_CURRENT_BUFFER
){
aslex_delete_buffer(YY_CURRENT_BUFFER
);
YY_CURRENT_BUFFER_LVALUE
= NULL
;
/* Destroy the stack itself. */
aslexfree((yy_buffer_stack
) );
(yy_buffer_stack
) = NULL
;
* Internal utility routines.
static void yy_flex_strncpy (char* s1
, yyconst
char * s2
, int n
)
for ( i
= 0; i
< n
; ++i
)
static int yy_flex_strlen (yyconst
char * s
)
void *aslexalloc (yy_size_t size
)
return (void *) malloc( size
);
void *aslexrealloc (void * ptr
, yy_size_t size
)
/* The cast to (char *) in the following accommodates both
* implementations that use char* generic pointers, and those
* that use void* generic pointers. It works with the latter
* because both ANSI C and C++ allow castless assignment from
* any pointer type to void*, and deal with argument conversions
* as though doing an assignment.
return (void *) realloc( (char *) ptr
, size
);
void aslexfree (void * ptr
)
free( (char *) ptr
); /* see aslexrealloc() for (char *) cast */
#define YYTABLES_NAME "yytables"
#undef yy_set_interactive
#undef YY_DO_BEFORE_ACTION
fprintf(stderr
,"error @ line %d: %s\n",
static char *tok_to_str(int tok
)
#define T(_t) case _t : s = #_t; break;
DBG( printf("Line %d : token %d : %s",
yyloc
.first_line
, tok
, tok_to_str(tok
));
case T_eof
: printf("END OF FILE"); break;
case T_name
: printf(" : %s", yylval
.namep
); break;
case T_labeldef
: printf(" : %s", yylval
.namep
); break;
case T_register
: printf(" : %s", yylval
.namep
); break;
case T_number
: printf(" : 0x%llx", yylval
.val
); break;
case T_load
: printf(" : %s : bytes=%d",
yylval
.ldst
.signext
? "s" : "u", yylval
.ldst
.wordsize
);
void free_yyval(token_t tok
)
* Ultra simple parser to pull out only load or store instructions
* that fit a very basic template.
token_t tok
, ldsttok
, tok_left
, tok_right
;
char *tok_left_ptr
, *tok_right_ptr
;
while ((tok
= get_token())!=T_eof
) {
DBG( printf("Start line with token %d\n", tok
); );
* Look for a load or store at the beginning of a line.
* if not found - swallow the line and move to the next.
* A line may also be allowed to have an initial label def.
if (tok
== T_nl
) continue;
DBG( printf("look for memop %d\n", tok
); );
if (tok
!= T_load
&& tok
!= T_store
) goto swallow
;
if (tok
== T_store
) goto handle_store
;
DBG( printf("Handle load\n"); );
if (tok
!= '[') goto swallow
;
if (tok
!= T_register
&& tok
!= T_name
&& tok
!= T_number
) goto swallow
;
tok_left_ptr
= yylval
.namep
;
/* only want a + b forms */
if (tok
!= '+') goto cleanup
;
if (tok
!= T_register
&& tok
!= T_name
&& tok
!= T_number
) goto cleanup
;
tok_right_ptr
= yylval
.namep
;
if (tok
!= ']') goto cleanup
;
DBG( printf("Load accepted\n"); );
DBG( printf("Handle store\n"););
if (tok
!= T_register
) goto swallow
;
if (tok
!= ',') goto swallow
;
if (tok
!= '[') goto swallow
;
if (tok
!= T_register
&& tok
!= T_name
&& tok
!= T_number
) goto swallow
;
tok_left_ptr
= yylval
.namep
;
/* only want a + b forms */
if (tok
!= '+') goto cleanup
;
if (tok
!= T_register
&& tok
!= T_name
&& tok
!= T_number
) goto cleanup
;
tok_right_ptr
= yylval
.namep
;
if (tok
!= ']') goto cleanup
;
DBG( printf("Store accepted\n"); );
* Finally the check we care about ...
* The load/store operands can be given in any order -
* register + offset or offset + register ... so to make things easier
* if we find one form we swap the paramaters to give us the other.
/* one side must have a name for us to check */
if (tok_left
!= T_name
&& tok_right
!= T_name
) goto cleanup
;
* if both sides are a name - we bail since there is likely more than one type
* for us to have to sanity check .. i.e. %g3 + BASE_OFSET + FOOBAR
if (tok_left
== T_name
&& tok_right
== T_name
) goto cleanup
;
/* now for the switch over */
if (tok_left
== T_name
) {
tok_left_ptr
= tok_right_ptr
;
/* finally something we can validate ... */
DBG( printf("Validation of name %s\n", tok_right_ptr
); );
validate_op(ldsttok
, &ldstinfo
, tok_right_ptr
);
if (tok_left
== T_name
|| tok_left
== T_register
) {
if (tok_left
== T_name
|| tok_left
== T_register
) {
if (tok
!=T_nl
) goto swallow_loop
;
void validate_op(token_t ldsttok
, ldst_t
*ldstinfop
, char *namep
)
if (!flag_suppress_unknowns
) {
fprintf(stderr
,"%s:%d : Warning: unknown symbol \'%s\' for memop\n",
yyloc
.fnamep
, yyloc
.first_line
, namep
);
if (symp
->size
!= ldstinfop
->wordsize
) {
fprintf(stderr
,"%s:%d : Warning: access size mismatch using symbol \'%s\'\n",
yyloc
.fnamep
, yyloc
.first_line
, namep
);
fprintf(stderr
,"\tAccess uses %d byte memop, but should be a %d byte memop\n",
ldstinfop
->wordsize
, symp
->size
);
/* if its a load compare sign extension */
if (ldstinfop
->signext
&& ((symp
->flags
& Sym_unsigned
)!=0)) {
fprintf(stderr
,"%s:%d : Warning: sign extension mismatch for symbol \'%s\'\n",
yyloc
.fnamep
, yyloc
.first_line
, namep
);
fprintf(stderr
,"\tAccess uses signed memop, but should be unsigned\n");
if (!ldstinfop
->signext
&& ((symp
->flags
& Sym_signed
)!=0)) {
fprintf(stderr
,"%s:%d : Warning: sign extension mismatch for symbol \'%s\'\n",
yyloc
.fnamep
, yyloc
.first_line
, namep
);
fprintf(stderr
,"\tAccess uses unsigned memop, but should be signed\n");