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SDL: 

- The expression parser/lexer is SDL specific, moved it to the sdl folder
- Readded the flex/bison source files from VBA's CVS
- Rebuilt the parser/lexer from source
This commit is contained in:
bgk 2008-08-29 10:23:51 +00:00
parent a80233260c
commit ccfed5c1c3
12 changed files with 3636 additions and 2609 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
CMakeLists.txt
View File

@ -172,6 +172,9 @@ SET(SRC_SDL
src/sdl/filters.cpp
src/sdl/text.cpp
src/sdl/sndSDL.cpp
src/sdl/expr.cpp
src/sdl/exprNode.cpp
src/sdl/expr-lex.cpp
)
SET(SRC_FEX_MINI
@ -211,9 +214,6 @@ IF( NOT NO_DEBUGGER )
SET(SRC_DEBUGGER
src/armdis.cpp
src/elf.cpp
src/expr.cpp
src/exprNode.cpp
src/expr-lex.cpp
src/remote.cpp
)
ENDIF( NOT NO_DEBUGGER )

1591
src/expr-lex.cpp
View File

File diff suppressed because it is too large Load Diff

998
src/expr.cpp
View File

@ -1,998 +0,0 @@
/* A Bison parser, made from expr.y
by GNU Bison version 1.28 */
#define YYBISON 1 /* Identify Bison output. */
#define TOKEN_IDENTIFIER 257
#define TOKEN_DOT 258
#define TOKEN_STAR 259
#define TOKEN_ARROW 260
#define TOKEN_ADDR 261
#define TOKEN_SIZEOF 262
#define TOKEN_NUMBER 263
#line 1 "expr.y"
namespace std {
#include <stdio.h>
#include <memory.h>
#include <stdlib.h>
#include <string.h>
}
using namespace std;
#include "System.h"
#include "elf.h"
#include "exprNode.h"
extern int yyerror(char *);
extern int yylex();
extern char *yytext;
//#define YYERROR_VERBOSE 1
//#define YYDEBUG 1
Node *result = NULL;
#ifndef YYSTYPE
#define YYSTYPE int
#endif
#include <stdio.h>
#ifndef __cplusplus
#ifndef __STDC__
#define const
#endif
#endif
#define YYFINAL 26
#define YYFLAG -32768
#define YYNTBASE 14
#define YYTRANSLATE(x) ((unsigned)(x) <= 263 ? yytranslate[x] : 19)
static const char yytranslate[] = { 0,
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, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 11,
12, 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,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
10, 2, 13, 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, 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, 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,
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, 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, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 1, 3, 4, 5, 6,
7, 8, 9
};
#if YYDEBUG != 0
static const short yyprhs[] = { 0,
0, 2, 4, 8, 12, 16, 21, 23, 26, 29,
34, 36
};
static const short yyrhs[] = { 15,
0, 16, 0, 11, 15, 12, 0, 15, 4, 18,
0, 15, 6, 18, 0, 15, 10, 17, 13, 0,
18, 0, 5, 15, 0, 7, 15, 0, 8, 11,
15, 12, 0, 9, 0, 3, 0
};
#endif
#if YYDEBUG != 0
static const short yyrline[] = { 0,
32, 35, 36, 37, 38, 39, 42, 43, 44, 45,
49, 53
};
#endif
#if YYDEBUG != 0 || defined (YYERROR_VERBOSE)
static const char * const yytname[] = { "$","error","$undefined.","TOKEN_IDENTIFIER",
"TOKEN_DOT","TOKEN_STAR","TOKEN_ARROW","TOKEN_ADDR","TOKEN_SIZEOF","TOKEN_NUMBER",
"'['","'('","')'","']'","final","expression","simple_expression","number","ident", NULL
};
#endif
static const short yyr1[] = { 0,
14, 15, 15, 15, 15, 15, 16, 16, 16, 16,
17, 18
};
static const short yyr2[] = { 0,
1, 1, 3, 3, 3, 4, 1, 2, 2, 4,
1, 1
};
static const short yydefact[] = { 0,
12, 0, 0, 0, 0, 1, 2, 7, 8, 9,
0, 0, 0, 0, 0, 0, 3, 4, 5, 11,
0, 10, 6, 0, 0, 0
};
static const short yydefgoto[] = { 24,
6, 7, 21, 8
};
static const short yypact[] = { -1,
-32768, -1, -1, -6, -1, 17,-32768,-32768, 17, 17,
-1, 7, 5, 5, 13, 8,-32768,-32768,-32768,-32768,
11,-32768,-32768, 25, 26,-32768
};
static const short yypgoto[] = {-32768,
-2,-32768,-32768, 2
};
#define YYLAST 27
static const short yytable[] = { 9,
10, 1, 12, 2, 11, 3, 4, 1, 16, 5,
13, 13, 14, 14, 18, 19, 15, 15, 17, 22,
13, 20, 14, 23, 25, 26, 15
};
static const short yycheck[] = { 2,
3, 3, 5, 5, 11, 7, 8, 3, 11, 11,
4, 4, 6, 6, 13, 14, 10, 10, 12, 12,
4, 9, 6, 13, 0, 0, 10
};
/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
#line 3 "/usr/lib/bison.simple"
/* This file comes from bison-1.28. */
/* Skeleton output parser for bison,
Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc.
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* As a special exception, when this file is copied by Bison into a
Bison output file, you may use that output file without restriction.
This special exception was added by the Free Software Foundation
in version 1.24 of Bison. */
/* This is the parser code that is written into each bison parser
when the %semantic_parser declaration is not specified in the grammar.
It was written by Richard Stallman by simplifying the hairy parser
used when %semantic_parser is specified. */
#ifndef YYSTACK_USE_ALLOCA
#ifdef alloca
#define YYSTACK_USE_ALLOCA
#else /* alloca not defined */
#ifdef __GNUC__
#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#else /* not GNU C. */
#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
#define YYSTACK_USE_ALLOCA
#include <alloca.h>
#else /* not sparc */
/* We think this test detects Watcom and Microsoft C. */
/* This used to test MSDOS, but that is a bad idea
since that symbol is in the user namespace. */
#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
#if 0 /* No need for malloc.h, which pollutes the namespace;
instead, just don't use alloca. */
#include <malloc.h>
#endif
#else /* not MSDOS, or __TURBOC__ */
#if defined(_AIX)
/* I don't know what this was needed for, but it pollutes the namespace.
So I turned it off. rms, 2 May 1997. */
/* #include <malloc.h> */
#pragma alloca
#define YYSTACK_USE_ALLOCA
#else /* not MSDOS, or __TURBOC__, or _AIX */
#if 0
#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
and on HPUX 10. Eventually we can turn this on. */
#define YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#endif /* __hpux */
#endif
#endif /* not _AIX */
#endif /* not MSDOS, or __TURBOC__ */
#endif /* not sparc */
#endif /* not GNU C */
#endif /* alloca not defined */
#endif /* YYSTACK_USE_ALLOCA not defined */
#ifdef YYSTACK_USE_ALLOCA
#define YYSTACK_ALLOC alloca
#else
#define YYSTACK_ALLOC malloc
#endif
/* Note: there must be only one dollar sign in this file.
It is replaced by the list of actions, each action
as one case of the switch. */
#define yyerrok (yyerrstatus = 0)
#define yyclearin (yychar = YYEMPTY)
#define YYEMPTY -2
#define YYEOF 0
#define YYACCEPT goto yyacceptlab
#define YYABORT goto yyabortlab
#define YYERROR goto yyerrlab1
/* Like YYERROR except do call yyerror.
This remains here temporarily to ease the
transition to the new meaning of YYERROR, for GCC.
Once GCC version 2 has supplanted version 1, this can go. */
#define YYFAIL goto yyerrlab
#define YYRECOVERING() (!!yyerrstatus)
#define YYBACKUP(token, value) \
do \
if (yychar == YYEMPTY && yylen == 1) \
{ yychar = (token), yylval = (value); \
yychar1 = YYTRANSLATE (yychar); \
YYPOPSTACK; \
goto yybackup; \
} \
else \
{ yyerror ("syntax error: cannot back up"); YYERROR; } \
while (0)
#define YYTERROR 1
#define YYERRCODE 256
#ifndef YYPURE
#define YYLEX yylex()
#endif
#ifdef YYPURE
#ifdef YYLSP_NEEDED
#ifdef YYLEX_PARAM
#define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM)
#else
#define YYLEX yylex(&yylval, &yylloc)
#endif
#else /* not YYLSP_NEEDED */
#ifdef YYLEX_PARAM
#define YYLEX yylex(&yylval, YYLEX_PARAM)
#else
#define YYLEX yylex(&yylval)
#endif
#endif /* not YYLSP_NEEDED */
#endif
/* If nonreentrant, generate the variables here */
#ifndef YYPURE
int yychar; /* the lookahead symbol */
YYSTYPE yylval; /* the semantic value of the */
/* lookahead symbol */
#ifdef YYLSP_NEEDED
YYLTYPE yylloc; /* location data for the lookahead */
/* symbol */
#endif
int yynerrs; /* number of parse errors so far */
#endif /* not YYPURE */
#if YYDEBUG != 0
int yydebug; /* nonzero means print parse trace */
/* Since this is uninitialized, it does not stop multiple parsers
from coexisting. */
#endif
/* YYINITDEPTH indicates the initial size of the parser's stacks */
#ifndef YYINITDEPTH
#define YYINITDEPTH 200
#endif
/* YYMAXDEPTH is the maximum size the stacks can grow to
(effective only if the built-in stack extension method is used). */
#if YYMAXDEPTH == 0
#undef YYMAXDEPTH
#endif
#ifndef YYMAXDEPTH
#define YYMAXDEPTH 10000
#endif
/* Define __yy_memcpy. Note that the size argument
should be passed with type unsigned int, because that is what the non-GCC
definitions require. With GCC, __builtin_memcpy takes an arg
of type size_t, but it can handle unsigned int. */
#if __GNUC__ > 1 /* GNU C and GNU C++ define this. */
#define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT)
#else /* not GNU C or C++ */
#ifndef __cplusplus
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (to, from, count)
char *to;
char *from;
unsigned int count;
{
register char *f = from;
register char *t = to;
register int i = count;
while (i-- > 0)
*t++ = *f++;
}
#else /* __cplusplus */
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (char *to, char *from, unsigned int count)
{
register char *t = to;
register char *f = from;
register int i = count;
while (i-- > 0)
*t++ = *f++;
}
#endif
#endif
#line 217 "/usr/lib/bison.simple"
/* The user can define YYPARSE_PARAM as the name of an argument to be passed
into yyparse. The argument should have type void *.
It should actually point to an object.
Grammar actions can access the variable by casting it
to the proper pointer type. */
#ifdef YYPARSE_PARAM
#ifdef __cplusplus
#define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
#define YYPARSE_PARAM_DECL
#else /* not __cplusplus */
#define YYPARSE_PARAM_ARG YYPARSE_PARAM
#define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
#endif /* not __cplusplus */
#else /* not YYPARSE_PARAM */
#define YYPARSE_PARAM_ARG
#define YYPARSE_PARAM_DECL
#endif /* not YYPARSE_PARAM */
/* Prevent warning if -Wstrict-prototypes. */
#ifdef __GNUC__
#ifdef YYPARSE_PARAM
int yyparse (void *);
#else
int yyparse (void);
#endif
#endif
int
yyparse(YYPARSE_PARAM_ARG)
YYPARSE_PARAM_DECL
{
register int yystate;
register int yyn;
register short *yyssp;
register YYSTYPE *yyvsp;
int yyerrstatus; /* number of tokens to shift before error messages enabled */
int yychar1 = 0; /* lookahead token as an internal (translated) token number */
short yyssa[YYINITDEPTH]; /* the state stack */
YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */
short *yyss = yyssa; /* refer to the stacks thru separate pointers */
YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */
#ifdef YYLSP_NEEDED
YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */
YYLTYPE *yyls = yylsa;
YYLTYPE *yylsp;
#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
#else
#define YYPOPSTACK (yyvsp--, yyssp--)
#endif
int yystacksize = YYINITDEPTH;
int yyfree_stacks = 0;
#ifdef YYPURE
int yychar;
YYSTYPE yylval;
int yynerrs;
#ifdef YYLSP_NEEDED
YYLTYPE yylloc;
#endif
#endif
YYSTYPE yyval; /* the variable used to return */
/* semantic values from the action */
/* routines */
int yylen;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Starting parse\n");
#endif
yystate = 0;
yyerrstatus = 0;
yynerrs = 0;
yychar = YYEMPTY; /* Cause a token to be read. */
/* Initialize stack pointers.
Waste one element of value and location stack
so that they stay on the same level as the state stack.
The wasted elements are never initialized. */
yyssp = yyss - 1;
yyvsp = yyvs;
#ifdef YYLSP_NEEDED
yylsp = yyls;
#endif
/* Push a new state, which is found in yystate . */
/* In all cases, when you get here, the value and location stacks
have just been pushed. so pushing a state here evens the stacks. */
yynewstate:
*++yyssp = yystate;
if (yyssp >= yyss + yystacksize - 1)
{
/* Give user a chance to reallocate the stack */
/* Use copies of these so that the &'s don't force the real ones into memory. */
YYSTYPE *yyvs1 = yyvs;
short *yyss1 = yyss;
#ifdef YYLSP_NEEDED
YYLTYPE *yyls1 = yyls;
#endif
/* Get the current used size of the three stacks, in elements. */
int size = yyssp - yyss + 1;
#ifdef yyoverflow
/* Each stack pointer address is followed by the size of
the data in use in that stack, in bytes. */
#ifdef YYLSP_NEEDED
/* This used to be a conditional around just the two extra args,
but that might be undefined if yyoverflow is a macro. */
yyoverflow("parser stack overflow",
&yyss1, size * sizeof (*yyssp),
&yyvs1, size * sizeof (*yyvsp),
&yyls1, size * sizeof (*yylsp),
&yystacksize);
#else
yyoverflow("parser stack overflow",
&yyss1, size * sizeof (*yyssp),
&yyvs1, size * sizeof (*yyvsp),
&yystacksize);
#endif
yyss = yyss1; yyvs = yyvs1;
#ifdef YYLSP_NEEDED
yyls = yyls1;
#endif
#else /* no yyoverflow */
/* Extend the stack our own way. */
if (yystacksize >= YYMAXDEPTH)
{
yyerror("parser stack overflow");
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 2;
}
yystacksize *= 2;
if (yystacksize > YYMAXDEPTH)
yystacksize = YYMAXDEPTH;
#ifndef YYSTACK_USE_ALLOCA
yyfree_stacks = 1;
#endif
yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
__yy_memcpy ((char *)yyss, (char *)yyss1,
size * (unsigned int) sizeof (*yyssp));
yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
__yy_memcpy ((char *)yyvs, (char *)yyvs1,
size * (unsigned int) sizeof (*yyvsp));
#ifdef YYLSP_NEEDED
yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
__yy_memcpy ((char *)yyls, (char *)yyls1,
size * (unsigned int) sizeof (*yylsp));
#endif
#endif /* no yyoverflow */
yyssp = yyss + size - 1;
yyvsp = yyvs + size - 1;
#ifdef YYLSP_NEEDED
yylsp = yyls + size - 1;
#endif
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Stack size increased to %d\n", yystacksize);
#endif
if (yyssp >= yyss + yystacksize - 1)
YYABORT;
}
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Entering state %d\n", yystate);
#endif
goto yybackup;
yybackup:
/* Do appropriate processing given the current state. */
/* Read a lookahead token if we need one and don't already have one. */
/* yyresume: */
/* First try to decide what to do without reference to lookahead token. */
yyn = yypact[yystate];
if (yyn == YYFLAG)
goto yydefault;
/* Not known => get a lookahead token if don't already have one. */
/* yychar is either YYEMPTY or YYEOF
or a valid token in external form. */
if (yychar == YYEMPTY)
{
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Reading a token: ");
#endif
yychar = YYLEX;
}
/* Convert token to internal form (in yychar1) for indexing tables with */
if (yychar <= 0) /* This means end of input. */
{
yychar1 = 0;
yychar = YYEOF; /* Don't call YYLEX any more */
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Now at end of input.\n");
#endif
}
else
{
yychar1 = YYTRANSLATE(yychar);
#if YYDEBUG != 0
if (yydebug)
{
fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]);
/* Give the individual parser a way to print the precise meaning
of a token, for further debugging info. */
#ifdef YYPRINT
YYPRINT (stderr, yychar, yylval);
#endif
fprintf (stderr, ")\n");
}
#endif
}
yyn += yychar1;
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
goto yydefault;
yyn = yytable[yyn];
/* yyn is what to do for this token type in this state.
Negative => reduce, -yyn is rule number.
Positive => shift, yyn is new state.
New state is final state => don't bother to shift,
just return success.
0, or most negative number => error. */
if (yyn < 0)
{
if (yyn == YYFLAG)
goto yyerrlab;
yyn = -yyn;
goto yyreduce;
}
else if (yyn == 0)
goto yyerrlab;
if (yyn == YYFINAL)
YYACCEPT;
/* Shift the lookahead token. */
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
#endif
/* Discard the token being shifted unless it is eof. */
if (yychar != YYEOF)
yychar = YYEMPTY;
*++yyvsp = yylval;
#ifdef YYLSP_NEEDED
*++yylsp = yylloc;
#endif
/* count tokens shifted since error; after three, turn off error status. */
if (yyerrstatus) yyerrstatus--;
yystate = yyn;
goto yynewstate;
/* Do the default action for the current state. */
yydefault:
yyn = yydefact[yystate];
if (yyn == 0)
goto yyerrlab;
/* Do a reduction. yyn is the number of a rule to reduce with. */
yyreduce:
yylen = yyr2[yyn];
if (yylen > 0)
yyval = yyvsp[1-yylen]; /* implement default value of the action */
#if YYDEBUG != 0
if (yydebug)
{
int i;
fprintf (stderr, "Reducing via rule %d (line %d), ",
yyn, yyrline[yyn]);
/* Print the symbols being reduced, and their result. */
for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
fprintf (stderr, "%s ", yytname[yyrhs[i]]);
fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]);
}
#endif
switch (yyn) {
case 1:
#line 32 "expr.y"
{ result = yyvsp[0]; ;
break;}
case 2:
#line 36 "expr.y"
{ yyval = yyvsp[0]; ;
break;}
case 3:
#line 37 "expr.y"
{ yyval = yyvsp[-1]; ;
break;}
case 4:
#line 38 "expr.y"
{ yyval = exprNodeDot(yyvsp[-2], yyvsp[0]); ;
break;}
case 5:
#line 39 "expr.y"
{ yyval = exprNodeArrow(yyvsp[-2], yyvsp[0]); ;
break;}
case 6:
#line 40 "expr.y"
{ yyval = exprNodeArray(yyvsp[-3], yyvsp[-1]); ;
break;}
case 7:
#line 43 "expr.y"
{ yyval = yyvsp[0]; ;
break;}
case 8:
#line 44 "expr.y"
{ yyval = exprNodeStar(yyvsp[0]); ;
break;}
case 9:
#line 45 "expr.y"
{ yyval = exprNodeAddr(yyvsp[0]); ;
break;}
case 10:
#line 46 "expr.y"
{ yyval = exprNodeSizeof(yyvsp[-1]); ;
break;}
case 11:
#line 50 "expr.y"
{ yyval = exprNodeNumber(); ;
break;}
case 12:
#line 54 "expr.y"
{yyval = exprNodeIdentifier(); ;
break;}
}
/* the action file gets copied in in place of this dollarsign */
#line 543 "/usr/lib/bison.simple"
yyvsp -= yylen;
yyssp -= yylen;
#ifdef YYLSP_NEEDED
yylsp -= yylen;
#endif
#if YYDEBUG != 0
if (yydebug)
{
short *ssp1 = yyss - 1;
fprintf (stderr, "state stack now");
while (ssp1 != yyssp)
fprintf (stderr, " %d", *++ssp1);
fprintf (stderr, "\n");
}
#endif
*++yyvsp = yyval;
#ifdef YYLSP_NEEDED
yylsp++;
if (yylen == 0)
{
yylsp->first_line = yylloc.first_line;
yylsp->first_column = yylloc.first_column;
yylsp->last_line = (yylsp-1)->last_line;
yylsp->last_column = (yylsp-1)->last_column;
yylsp->text = 0;
}
else
{
yylsp->last_line = (yylsp+yylen-1)->last_line;
yylsp->last_column = (yylsp+yylen-1)->last_column;
}
#endif
/* Now "shift" the result of the reduction.
Determine what state that goes to,
based on the state we popped back to
and the rule number reduced by. */
yyn = yyr1[yyn];
yystate = yypgoto[yyn - YYNTBASE] + *yyssp;
if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
yystate = yytable[yystate];
else
yystate = yydefgoto[yyn - YYNTBASE];
goto yynewstate;
yyerrlab: /* here on detecting error */
if (! yyerrstatus)
/* If not already recovering from an error, report this error. */
{
++yynerrs;
#ifdef YYERROR_VERBOSE
yyn = yypact[yystate];
if (yyn > YYFLAG && yyn < YYLAST)
{
int size = 0;
char *msg;
int x, count;
count = 0;
/* Start X at -yyn if nec to avoid negative indexes in yycheck. */
for (x = (yyn < 0 ? -yyn : 0);
x < (sizeof(yytname) / sizeof(char *)); x++)
if (yycheck[x + yyn] == x)
size += strlen(yytname[x]) + 15, count++;
msg = (char *) malloc(size + 15);
if (msg != 0)
{
strcpy(msg, "parse error");
if (count < 5)
{
count = 0;
for (x = (yyn < 0 ? -yyn : 0);
x < (sizeof(yytname) / sizeof(char *)); x++)
if (yycheck[x + yyn] == x)
{
strcat(msg, count == 0 ? ", expecting `" : " or `");
strcat(msg, yytname[x]);
strcat(msg, "'");
count++;
}
}
yyerror(msg);
free(msg);
}
else
yyerror ("parse error; also virtual memory exceeded");
}
else
#endif /* YYERROR_VERBOSE */
yyerror("parse error");
}
goto yyerrlab1;
yyerrlab1: /* here on error raised explicitly by an action */
if (yyerrstatus == 3)
{
/* if just tried and failed to reuse lookahead token after an error, discard it. */
/* return failure if at end of input */
if (yychar == YYEOF)
YYABORT;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]);
#endif
yychar = YYEMPTY;
}
/* Else will try to reuse lookahead token
after shifting the error token. */
yyerrstatus = 3; /* Each real token shifted decrements this */
goto yyerrhandle;
yyerrdefault: /* current state does not do anything special for the error token. */
#if 0
/* This is wrong; only states that explicitly want error tokens
should shift them. */
yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/
if (yyn) goto yydefault;
#endif
yyerrpop: /* pop the current state because it cannot handle the error token */
if (yyssp == yyss) YYABORT;
yyvsp--;
yystate = *--yyssp;
#ifdef YYLSP_NEEDED
yylsp--;
#endif
#if YYDEBUG != 0
if (yydebug)
{
short *ssp1 = yyss - 1;
fprintf (stderr, "Error: state stack now");
while (ssp1 != yyssp)
fprintf (stderr, " %d", *++ssp1);
fprintf (stderr, "\n");
}
#endif
yyerrhandle:
yyn = yypact[yystate];
if (yyn == YYFLAG)
goto yyerrdefault;
yyn += YYTERROR;
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
goto yyerrdefault;
yyn = yytable[yyn];
if (yyn < 0)
{
if (yyn == YYFLAG)
goto yyerrpop;
yyn = -yyn;
goto yyreduce;
}
else if (yyn == 0)
goto yyerrpop;
if (yyn == YYFINAL)
YYACCEPT;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Shifting error token, ");
#endif
*++yyvsp = yylval;
#ifdef YYLSP_NEEDED
*++yylsp = yylloc;
#endif
yystate = yyn;
goto yynewstate;
yyacceptlab:
/* YYACCEPT comes here. */
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 0;
yyabortlab:
/* YYABORT comes here. */
if (yyfree_stacks)
{
free (yyss);
free (yyvs);
#ifdef YYLSP_NEEDED
free (yyls);
#endif
}
return 1;
}
#line 57 "expr.y"
int yyerror(char *s)
{
return 0;
}
#ifndef SDL
extern FILE *yyin;
int main(int argc, char **argv)
{
// yydebug = 1;
++argv, --argc;
if(argc > 0)
yyin = fopen(argv[0], "r");
else
yyin = stdin;
if(!yyparse())
result->print();
}
#endif

13
src/expr.cpp.h
View File

@ -1,13 +0,0 @@
#ifndef YYSTYPE
#define YYSTYPE int
#endif
#define TOKEN_IDENTIFIER 257
#define TOKEN_DOT 258
#define TOKEN_STAR 259
#define TOKEN_ARROW 260
#define TOKEN_ADDR 261
#define TOKEN_SIZEOF 262
#define TOKEN_NUMBER 263
extern YYSTYPE yylval;

2
src/sdl/debugger.cpp
View File

@ -27,7 +27,7 @@
#include "../Port.h"
#include "../armdis.h"
#include "../elf.h"
#include "../exprNode.h"
#include "exprNode.h"
extern bool debugger;
extern int emulating;

1763
src/sdl/expr-lex.cpp Normal file
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File diff suppressed because it is too large Load Diff

1645
src/sdl/expr.cpp Normal file
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File diff suppressed because it is too large Load Diff

71
src/sdl/expr.cpp.h Normal file
View File

@ -0,0 +1,71 @@
/* A Bison parser, made by GNU Bison 2.3. */
/* Skeleton interface for Bison's Yacc-like parsers in C
Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
/* As a special exception, you may create a larger work that contains
part or all of the Bison parser skeleton and distribute that work
under terms of your choice, so long as that work isn't itself a
parser generator using the skeleton or a modified version thereof
as a parser skeleton. Alternatively, if you modify or redistribute
the parser skeleton itself, you may (at your option) remove this
special exception, which will cause the skeleton and the resulting
Bison output files to be licensed under the GNU General Public
License without this special exception.
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
/* Tokens. */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
/* Put the tokens into the symbol table, so that GDB and other debuggers
know about them. */
enum yytokentype {
TOKEN_IDENTIFIER = 258,
TOKEN_DOT = 259,
TOKEN_STAR = 260,
TOKEN_ARROW = 261,
TOKEN_ADDR = 262,
TOKEN_SIZEOF = 263,
TOKEN_NUMBER = 264
};
#endif
/* Tokens. */
#define TOKEN_IDENTIFIER 258
#define TOKEN_DOT 259
#define TOKEN_STAR 260
#define TOKEN_ARROW 261
#define TOKEN_ADDR 262
#define TOKEN_SIZEOF 263
#define TOKEN_NUMBER 264
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
typedef int YYSTYPE;
# define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1
# define YYSTYPE_IS_TRIVIAL 1
#endif
extern YYSTYPE yylval;

73
src/sdl/expr.l Normal file
View File

@ -0,0 +1,73 @@
%{
#include "expr.cpp.h"
#ifndef __GNUC__
#include <io.h>
#define isatty _isatty
#define fileno _fileno
#endif
char *exprString;
int exprCol;
#define YY_INPUT(buf,result,max_size) \
{ \
int c = *exprString++; \
exprCol++;\
result = (c == 0) ? YY_NULL : (buf[0] = c, 1); \
}
%}
%option nomain
%option noyywrap
%option nounput
SIZEOF "sizeof"
ID [a-zA-Z_][a-zA-Z0-9_]*
NUM [0-9]+
DOT "."
ARROW "->"
STAR "*"
ADDR "&"
%%
{SIZEOF} {
return TOKEN_SIZEOF;
}
{ID} {
return TOKEN_IDENTIFIER;
}
{NUM} {
return TOKEN_NUMBER;
}
{DOT} {
return TOKEN_DOT;
}
{ARROW} {
return TOKEN_ARROW;
}
{ADDR} {
return TOKEN_ADDR;
}
{STAR} {
return TOKEN_STAR;
}
[ \t\n]+
. return *yytext;
%%
void exprCleanBuffer()
{
yy_delete_buffer(YY_CURRENT_BUFFER);
yy_init = 1;
}

77
src/sdl/expr.y Normal file
View File

@ -0,0 +1,77 @@
%{
namespace std {
#include <stdio.h>
#include <memory.h>
#include <stdlib.h>
#include <string.h>
}
using namespace std;
#include "../System.h"
#include "../elf.h"
#include "exprNode.h"
extern int yyerror(char *);
extern int yylex();
extern char *yytext;
//#define YYERROR_VERBOSE 1
//#define YYDEBUG 1
Node *result = NULL;
%}
%token TOKEN_IDENTIFIER TOKEN_DOT TOKEN_STAR TOKEN_ARROW TOKEN_ADDR
%token TOKEN_SIZEOF TOKEN_NUMBER
%left TOKEN_DOT TOKEN_ARROW '['
%expect 6
%%
final: expression { result = $1; }
;
expression:
simple_expression { $$ = $1; } |
'(' expression ')' { $$ = $2; } |
expression TOKEN_DOT ident { $$ = exprNodeDot($1, $3); } |
expression TOKEN_ARROW ident { $$ = exprNodeArrow($1, $3); } |
expression '[' number ']' { $$ = exprNodeArray($1, $3); }
;
simple_expression:
ident { $$ = $1; } |
TOKEN_STAR expression { $$ = exprNodeStar($2); } |
TOKEN_ADDR expression { $$ = exprNodeAddr($2); } |
TOKEN_SIZEOF '(' expression ')' { $$ = exprNodeSizeof($3); }
;
number:
TOKEN_NUMBER { $$ = exprNodeNumber(); }
;
ident:
TOKEN_IDENTIFIER {$$ = exprNodeIdentifier(); }
;
%%
int yyerror(char *s)
{
return 0;
}
#ifndef SDL
extern FILE *yyin;
int main(int argc, char **argv)
{
// yydebug = 1;
++argv, --argc;
if(argc > 0)
yyin = fopen(argv[0], "r");
else
yyin = stdin;
if(!yyparse())
result->print();
}
#endif

6
src/exprNode.cpp → src/sdl/exprNode.cpp
View File

@ -20,9 +20,9 @@
#include <stdio.h>
#include <stdlib.h>
#include "agb/GBA.h"
#include "Port.h"
#include "elf.h"
#include "../agb/GBA.h"
#include "../Port.h"
#include "../elf.h"
#include "exprNode.h"
#ifndef __GNUC__

0
src/exprNode.h → src/sdl/exprNode.h
View File