-/* jit/reg.h - register allocator header
+/* src/vm/jit/reg.h - register allocator header
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
- Institut f. Computersprachen, TU Wien
- R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser, M. Probst,
- S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich,
- J. Wenninger
+ Copyright (C) 1996-2005, 2006, 2007, 2008
+ CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
This file is part of CACAO.
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.
-
- Contact: cacao@complang.tuwien.ac.at
-
- Authors: Christian Thalinger
-
- $Id: reg.h 1627 2004-11-30 17:28:07Z twisti $
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
*/
#ifndef _REG_H
#define _REG_H
-/* We typedef these structures before #includes to resolve circular */
-/* dependencies. */
+/* forward typedefs ***********************************************************/
typedef struct varinfo varinfo;
typedef struct registerdata registerdata;
-#include "types.h"
-#include "vm/jit/codegen.inc.h"
-#include "vm/jit/jit.h"
-#include "vm/jit/inline/inline.h"
+#include "config.h"
+#include "vm/types.h"
+
+#include "arch.h"
+
+#include "vm/jit/jit.hpp"
+#include "vm/jit/verify/typeinfo.hpp"
/************************* pseudo variable structure **************************/
struct varinfo {
- int type; /* basic type of variable */
- int flags; /* flags (SAVED, INMEMORY) */
- int regoff; /* register number or memory offset */
+ s4 type; /* basic type of variable */
+ s4 flags; /* flags (SAVED, INMEMORY) */
+ union {
+ s4 regoff; /* register number or memory offset */
+ s4 i;
+ s8 l;
+ float f;
+ double d;
+ basicblock *retaddr;
+ s4 ii[2];
+ } vv;
+#if defined(ENABLE_VERIFIER)
+ typeinfo_t typeinfo; /* type info for reference types */
+#endif
};
typedef struct varinfo varinfo5[5];
struct registerdata {
- varinfo5 *locals;
- varinfo5 *interfaces;
-
- int intregsnum; /* absolute number of integer registers */
- int floatregsnum; /* absolute number of float registers */
-
int intreg_ret; /* register to return integer values */
- int intreg_argnum; /* number of integer argument registers */
-
- int floatreg_ret; /* register for return float values */
- int fltreg_argnum; /* number of float argument registers */
+ int fltreg_ret; /* register for return float values */
-
- int *argintregs; /* scratch integer registers */
int *tmpintregs; /* scratch integer registers */
int *savintregs; /* saved integer registers */
- int *argfltregs; /* scratch float registers */
int *tmpfltregs; /* scratch float registers */
int *savfltregs; /* saved float registers */
int *freeargintregs; /* free argument integer registers */
int *freetmpfltregs; /* free scratch float registers */
int *freesavfltregs; /* free saved float registers */
-#ifdef USETWOREGS
- int *secondregs; /* used for longs in 2 32 bit registers */
+#ifdef HAS_ADDRESS_REGISTER_FILE
+ int adrreg_ret; /* register to return address values */
+
+ int *argadrregs; /* argument address registers */
+ int *tmpadrregs; /* scratch address registers */
+ int *savadrregs; /* saved address registers */
+ int *freeargadrregs; /* free argument address registers */
+ int *freetmpadrregs; /* free scratch address registers */
+ int *freesavadrregs; /* free saved address registers */
+
+ int *adrusedinout; /* is this adr register uses as INOUT? */
+
+ int argadrreguse; /* used argument address register count */
+ int tmpadrreguse; /* used scratch address register count */
+ int savadrreguse; /* used saved address register count */
+
+ int freetmpadrtop; /* free scratch address register count */
+ int freesavadrtop; /* free saved address register count */
+ int freeargadrtop; /* free argument address register count */
#endif
int *freemem; /* free scratch memory */
- int memuse; /* used memory count */
- int ifmemuse; /* interface used memory count */
- int maxmemuse; /* maximal used memory count (spills) */
int freememtop; /* free memory count */
- int tmpintregcnt; /* scratch integer register count */
- int savintregcnt; /* saved integer register count */
- int tmpfltregcnt; /* scratch float register count */
- int savfltregcnt; /* saved float register count */
-
- int iftmpintregcnt; /* iface scratch integer register count */
- int ifsavintregcnt; /* iface saved integer register count */
- int iftmpfltregcnt; /* iface scratch float register count */
- int ifsavfltregcnt; /* iface saved float register count */
+ int memuse; /* used memory count */
int argintreguse; /* used argument integer register count */
int tmpintreguse; /* used scratch integer register count */
int tmpfltreguse; /* used scratch float register count */
int savfltreguse; /* used saved float register count */
- int maxargintreguse; /* max used argument int register count */
- int maxtmpintreguse; /* max used scratch int register count */
- int maxsavintreguse; /* max used saved int register count */
- int maxargfltreguse; /* max used argument float register count */
- int maxtmpfltreguse; /* max used scratch float register count */
- int maxsavfltreguse; /* max used saved float register count */
-
+ int freearginttop; /* free argument integer register count */
+ int freeargflttop; /* free argument float register count */
int freetmpinttop; /* free scratch integer register count */
int freesavinttop; /* free saved integer register count */
int freetmpflttop; /* free scratch float register count */
int freesavflttop; /* free saved float register count */
- int arguments_num; /* size of parameter field in the stackframe */
+ int *intusedinout; /* is this int register uses as INOUT? */
+ int *fltusedinout; /* is this flt register uses as INOUT? */
+ int *regisoutvar; /* true if reg. is outvar of this block */
+ int *regcopycount; /* counts copies of each register regoff */
+ int *memcopycount; /* counts copies of each INMEMORY regoff */
+ int memcopycountsize; /* size of memcopycount buffer */
};
-/* function prototypes */
+/* function prototypes ********************************************************/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
-void reg_init();
-void reg_setup(methodinfo *m, registerdata *rd, t_inlining_globals *id);
-void reg_free(methodinfo *m, registerdata *rd);
-void reg_close();
-void regalloc(methodinfo *m, codegendata *cd, registerdata *rd);
+void reg_setup(jitdata *jd);
+
+#ifdef __cplusplus
+}
+#endif
#endif /* _REG_H */
* c-basic-offset: 4
* tab-width: 4
* End:
+ * vim:noexpandtab:sw=4:ts=4:
*/
projects / cacao.git / blobdiff