/* src/vm/jit/reg.h - register allocator header
- Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
- R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
- C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
- Institut f. Computersprachen - TU Wien
+ Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
+ C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
+ E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
+ J. Wenninger, Institut f. Computersprachen - TU Wien
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.
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
- Contact: cacao@complang.tuwien.ac.at
-
- Authors: Christian Thalinger
-
- Changes: Christian Ullrich
-
- $Id: reg.h 3219 2005-09-19 13:27:01Z twisti $
+ $Id: reg.h 7713 2007-04-15 21:49:48Z twisti $
*/
#ifndef _REG_H
#define _REG_H
-/* #define INVOKE_NEW_DEBUG */
-
-
-/* preliminary define for testing of the new creation of ARGVAR Stackslots in stack.c */
-/* Changes affect handling of ARGVAR Stackslots in reg_of_var in codegen.inc */
-/* and calculation of rd->ifmemuse in reg.inc */
-
-/* We typedef these structures before #includes to resolve circular */
-/* dependencies. */
+/* forward typedefs ***********************************************************/
typedef struct varinfo varinfo;
typedef struct registerdata registerdata;
#include "arch.h"
-#include "vm/jit/codegen.inc.h"
#include "vm/jit/jit.h"
-#include "vm/jit/inline/inline.h"
+#include "vm/jit/verify/typeinfo.h"
/************************* 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;
+ } vv;
+#if defined(ENABLE_VERIFIER)
+ typeinfo typeinfo; /* type info for reference types */
+#endif
};
typedef struct varinfo varinfo5[5];
struct registerdata {
- varinfo5 *locals;
- varinfo5 *interfaces;
-
-
int intreg_ret; /* register to return integer values */
int fltreg_ret; /* register for return float values */
- int *argintregs; /* argument integer registers */
int *tmpintregs; /* scratch integer registers */
int *savintregs; /* saved integer registers */
- int *argfltregs; /* argument float registers */
int *tmpfltregs; /* scratch float registers */
int *savfltregs; /* saved float registers */
int *freeargintregs; /* free argument integer registers */
int *argadrregs; /* argument address registers */
int *tmpadrregs; /* scratch address registers */
- int *savadrregs; /* saved 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 */
+ int freeargadrtop; /* free argument address register count */
#endif
#if defined(HAS_4BYTE_STACKSLOT)
int tmpfltreguse; /* used scratch float register count */
int savfltreguse; /* used saved float register count */
- int freearginttop; /* free argument integer register count */
- int freeargflttop; /* free argument 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 *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 ********************************************************/
-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);
-#ifdef STATISTICS
-void reg_make_statistics( methodinfo *, codegendata *, registerdata *);
-#endif
+void reg_setup(jitdata *jd);
#endif /* _REG_H */
* c-basic-offset: 4
* tab-width: 4
* End:
+ * vim:noexpandtab:sw=4:ts=4:
*/
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