-/* 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 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
+ Contact: cacao@cacaojvm.org
Authors: Christian Thalinger
- $Id: reg.h 1627 2004-11-30 17:28:07Z twisti $
+ Changes: Christian Ullrich
+
+ $Id: reg.h 4357 2006-01-22 23:33:38Z twisti $
*/
typedef struct registerdata registerdata;
-#include "types.h"
-#include "vm/jit/codegen.inc.h"
-#include "vm/jit/jit.h"
+#include "config.h"
+#include "vm/types.h"
+
+#include "arch.h"
#include "vm/jit/inline/inline.h"
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 *argintregs; /* argument integer registers */
int *tmpintregs; /* scratch integer registers */
int *savintregs; /* saved integer registers */
- int *argfltregs; /* scratch float registers */
+ int *argfltregs; /* argument 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 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
+#if defined(HAS_4BYTE_STACKSLOT)
+ int *freemem_2;
+ int freememtop_2;
+#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 */
};
-/* function prototypes */
+/* global variables ***********************************************************/
+
+extern s4 nregdescint[];
+extern s4 nregdescfloat[];
+
+
+/* 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);
#endif /* _REG_H */
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