cvsroot/libcpjit/cpjit.h.PL

#!/usr/bin/perl

# create cpjit.h

open STDOUT, ">cpjit.h"
  or die "cpijit.h: $!";

$CPJIT_MAX_ARGS = 9;

print <<EOF;
#line 12 "cpjit.h.PL"
/*
    This file is AUTOMAGICALLY created by cpjit.h.PL. Modifications will
    be lost.

    cpjit.h -- c portable jit in time compiler
    Copyright (C) 2005      Marc Lehmann <cpjit\@schmorp.de>
 
    This file is part of libcpjit.

    libcpjit 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 of the License, 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 gvpe; if not, write to the Free Software
    Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

#include <string>
#include <sstream>
#include <inttypes.h>

namespace cpjit
{

#define CPJIT_MAX_ARGS $CPJIT_MAX_ARGS
#define CPJIT_NULLID ""

// environment for persistent or temporary storage
struct env
{
  std::string path, idxpath;
  bool temporary;
  int idxfd;
  long idxstamp;

  void dolock (bool lock);
  void lock ();
  void unlock ();

  void load_index ();
  void save_index ();

public:
  env (const std::string &path = CPJIT_NULLID, bool temporary = true);
  ~env ();

  // compact all fragments && invalidate ALL pointers
  void compact ();
  // completely delete the environment on disk
  void clear ();
};

struct fun
{
  env &e;
  std::string id, source;
  void *funptr;

  fun (env &e, const std::string &id, const std::string &source);

  // is compiled function available?
  bool compiled ()
  {
    return funptr;
  }

  // returns the function pointer
  void *ptr ();
};

struct funbuild : std::ostringstream
{
  env &e;
  std::string retlist, arglist;

  funbuild (env &e, const char *rettype, ...);
  void finish (std::string &id, std::string &source);
};

typedef unsigned char U8;
typedef   signed char I8;
typedef uint16_t      U16;
typedef  int16_t      I16;
typedef uint32_t      U32;
typedef  int32_t      I32;
typedef uint64_t      U64;
typedef  int64_t      I64;
typedef float         FLT;
typedef double        DBL;
typedef void *        PTR;

template<typename T> struct typestr { };

template<> struct typestr<U8   > { static const char str[]; };
template<> struct typestr<U16  > { static const char str[]; };
template<> struct typestr<U32  > { static const char str[]; };
template<> struct typestr<U64  > { static const char str[]; };
template<> struct typestr<I8   > { static const char str[]; };
template<> struct typestr<I16  > { static const char str[]; };
template<> struct typestr<I32  > { static const char str[]; };
template<> struct typestr<I64  > { static const char str[]; };
template<> struct typestr<FLT  > { static const char str[]; };
template<> struct typestr<DBL  > { static const char str[]; };
template<> struct typestr<PTR  > { static const char str[]; };
template<> struct typestr<U8  *> { static const char str[]; };
template<> struct typestr<U16 *> { static const char str[]; };
template<> struct typestr<U32 *> { static const char str[]; };
template<> struct typestr<U64 *> { static const char str[]; };
template<> struct typestr<I8  *> { static const char str[]; };
template<> struct typestr<I16 *> { static const char str[]; };
template<> struct typestr<I32 *> { static const char str[]; };
template<> struct typestr<I64 *> { static const char str[]; };
template<> struct typestr<FLT *> { static const char str[]; };
template<> struct typestr<DBL *> { static const char str[]; };

EOF

for (0 .. $CPJIT_MAX_ARGS) {
  print <<EOF;
#line 133 "cpjit.h.PL"

template<typename R${\( join "", map ", typename A$_", 1..$_ )}>
struct fun$_ : fun
{
  fun$_ (env &e, const std::string &id, const std::string &source)
  : fun(e, id, source)
  {
  }

  int operator ()(${\( join ", ", map "A$_ a$_", 1..$_ )})
  {
    return ((R (*)(${\( join ", ", map "A$_", 1..$_ )})) ptr ())(${\( join ", ", map "a$_", 1..$_ )});
  }
};

template<typename R${\( join "", map ", typename A$_", 1..$_ )}>
struct funbuild$_ : funbuild
{
  funbuild$_ (env &e)
  : funbuild(e, typestr<R>::str${\( join "", map ", typestr<A$_>::str", 1..$_ )}, (const char *)0)
  {
  }

  fun$_<R${\( join "", map ", A$_", 1..$_ )}> *get ()
  {
    std::string id, source;
    finish (id, source);
    return new fun$_<R${\( join "", map ", A$_", 1..$_ )}> (e, id, source);
  }
};

EOF
}

print <<EOF;
}
EOF

Revision:	1.13
Committed:	Fri Oct 14 02:34:13 2005 UTC (18 years, 8 months ago) by root
Content type:	text/plain
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.12:	+2 -0 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#!/usr/bin/perl
2
3			# create cpjit.h
4
5			open STDOUT, ">cpjit.h"
6			or die "cpijit.h: $!";
7
8	root	1.6	$CPJIT_MAX_ARGS = 9;
9
10	root	1.1	print <<EOF;
11	root	1.6	#line 12 "cpjit.h.PL"
12	root	1.1	/*
13	root	1.2	This file is AUTOMAGICALLY created by cpjit.h.PL. Modifications will
14			be lost.
15
16	root	1.1	cpjit.h -- c portable jit in time compiler
17	root	1.8	Copyright (C) 2005 Marc Lehmann <cpjit\@schmorp.de>
18	root	1.1
19			This file is part of libcpjit.
20
21			libcpjit is free software; you can redistribute it and/or modify
22			it under the terms of the GNU General Public License as published by
23			the Free Software Foundation; either version 2 of the License, or
24			(at your option) any later version.
25
26			This program is distributed in the hope that it will be useful,
27			but WITHOUT ANY WARRANTY; without even the implied warranty of
28			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
29			GNU General Public License for more details.
30
31			You should have received a copy of the GNU General Public License
32			along with gvpe; if not, write to the Free Software
33			Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
34			*/
35
36	root	1.3	#include <string>
37	root	1.6	#include <sstream>
38	root	1.4	#include <inttypes.h>
39	root	1.3
40	root	1.1	namespace cpjit
41			{
42
43	root	1.6	#define CPJIT_MAX_ARGS $CPJIT_MAX_ARGS
44			#define CPJIT_NULLID ""
45
46	root	1.5	// environment for persistent or temporary storage
47			struct env
48			{
49	root	1.12	std::string path, idxpath;
50	root	1.7	bool temporary;
51	root	1.10	int idxfd;
52	root	1.12	long idxstamp;
53	root	1.7
54	root	1.10	void dolock (bool lock);
55			void lock ();
56			void unlock ();
57
58			void load_index ();
59			void save_index ();
60
61			public:
62	root	1.7	env (const std::string &path = CPJIT_NULLID, bool temporary = true);
63			~env ();
64	root	1.10
65	root	1.13	// compact all fragments && invalidate ALL pointers
66			void compact ();
67	root	1.11	// completely delete the environment on disk
68			void clear ();
69	root	1.5	};
70
71	root	1.6	struct fun
72	root	1.5	{
73			env &e;
74	root	1.11	std::string id, source;
75	root	1.7	void *funptr;
76	root	1.6
77	root	1.11	fun (env &e, const std::string &id, const std::string &source);
78	root	1.5
79	root	1.6	// is compiled function available?
80	root	1.7	bool compiled ()
81			{
82			return funptr;
83			}
84	root	1.6
85	root	1.7	// returns the function pointer
86	root	1.5	void *ptr ();
87			};
88
89	root	1.6	struct funbuild : std::ostringstream
90	root	1.5	{
91	root	1.6	env &e;
92	root	1.11	std::string retlist, arglist;
93	root	1.6
94	root	1.11	funbuild (env &e, const char *rettype, ...);
95			void finish (std::string &id, std::string &source);
96	root	1.5	};
97	root	1.2
98	root	1.5	typedef unsigned char U8;
99			typedef signed char I8;
100			typedef uint16_t U16;
101			typedef int16_t I16;
102			typedef uint32_t U32;
103			typedef int32_t I32;
104			typedef uint64_t U64;
105			typedef int64_t I64;
106	root	1.9	typedef float FLT;
107			typedef double DBL;
108	root	1.7	typedef void * PTR;
109	root	1.5
110			template<typename T> struct typestr { };
111
112			template<> struct typestr<U8 > { static const char str[]; };
113			template<> struct typestr<U16 > { static const char str[]; };
114			template<> struct typestr<U32 > { static const char str[]; };
115			template<> struct typestr<U64 > { static const char str[]; };
116			template<> struct typestr<I8 > { static const char str[]; };
117			template<> struct typestr<I16 > { static const char str[]; };
118			template<> struct typestr<I32 > { static const char str[]; };
119			template<> struct typestr<I64 > { static const char str[]; };
120	root	1.9	template<> struct typestr<FLT > { static const char str[]; };
121			template<> struct typestr<DBL > { static const char str[]; };
122	root	1.7	template<> struct typestr<PTR > { static const char str[]; };
123	root	1.5	template<> struct typestr<U8 *> { static const char str[]; };
124			template<> struct typestr<U16 *> { static const char str[]; };
125			template<> struct typestr<U32 *> { static const char str[]; };
126			template<> struct typestr<U64 *> { static const char str[]; };
127			template<> struct typestr<I8 *> { static const char str[]; };
128			template<> struct typestr<I16 *> { static const char str[]; };
129			template<> struct typestr<I32 *> { static const char str[]; };
130			template<> struct typestr<I64 *> { static const char str[]; };
131	root	1.9	template<> struct typestr<FLT *> { static const char str[]; };
132			template<> struct typestr<DBL *> { static const char str[]; };
133	root	1.2
134	root	1.6	EOF
135
136			for (0 .. $CPJIT_MAX_ARGS) {
137			print <<EOF;
138	root	1.11	#line 133 "cpjit.h.PL"
139	root	1.6
140			template<typename R${\( join "", map ", typename A$_", 1..$_ )}>
141			struct fun$_ : fun
142			{
143	root	1.11	fun$_ (env &e, const std::string &id, const std::string &source)
144			: fun(e, id, source)
145	root	1.6	{
146			}
147
148			int operator ()(${\( join ", ", map "A$_ a$_", 1..$_ )})
149			{
150			return ((R (*)(${\( join ", ", map "A$_", 1..$_ )})) ptr ())(${\( join ", ", map "a$_", 1..$_ )});
151			}
152			};
153
154			template<typename R${\( join "", map ", typename A$_", 1..$_ )}>
155			struct funbuild$_ : funbuild
156	root	1.5	{
157	root	1.11	funbuild$_ (env &e)
158			: funbuild(e, typestr<R>::str${\( join "", map ", typestr<A$_>::str", 1..$_ )}, (const char *)0)
159	root	1.2	{
160	root	1.5	}
161	root	1.3
162	root	1.6	fun$_<R${\( join "", map ", A$_", 1..$_ )}> *get ()
163	root	1.2	{
164	root	1.11	std::string id, source;
165			finish (id, source);
166			return new fun$_<R${\( join "", map ", A$_", 1..$_ )}> (e, id, source);
167	root	1.5	}
168			};
169	root	1.3
170	root	1.1	EOF
171	root	1.6	}
172	root	1.1
173			print <<EOF;
174			}
175			EOF
176