1 /* vm/jit/schedule/schedule.h - architecture independent instruction scheduler
3 Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
4 R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
5 C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
6 Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25 Contact: cacao@complang.tuwien.ac.at
27 Authors: Christian Thalinger
31 $Id: schedule.h 1970 2005-03-01 17:17:05Z twisti $
41 #include "vm/jit/reg.h"
44 typedef struct scheduledata scheduledata;
45 typedef struct minstruction minstruction;
46 typedef struct nodelink nodelink;
49 /* scheduledata ****************************************************************
53 *******************************************************************************/
56 minstruction *mi; /* machine instruction array */
57 s4 micount; /* number of machine instructions */
58 nodelink *leaders; /* list containing sink nodes */
59 nodelink *intregs_read_dep;
60 nodelink *intregs_write_dep;
61 nodelink *fltregs_read_dep;
62 nodelink *fltregs_write_dep;
63 nodelink *memory_read_dep;
64 nodelink *memory_write_dep;
68 /* minstruction ****************************************************************
70 This structure contains all information for one machine instruction
71 required to schedule it.
73 *******************************************************************************/
76 u4 instr; /* machine instruction word */
77 u1 latency; /* instruction latency */
78 s4 priority; /* priority of this instruction node */
79 nodelink *opdep[3]; /* operand dependencies */
80 minstruction *next; /* link to next machine instruction */
84 /* nodelink ********************************************************************
88 *******************************************************************************/
91 s4 mnode; /* postition in minstruction array */
92 nodelink *next; /* link to next node */
96 /* function prototypes ********************************************************/
98 scheduledata *schedule_setup(registerdata *rd);
99 void schedule_calc_priority(minstruction *mi);
100 void schedule_add_dep(nodelink **reg, s4 mnode);
101 void schedule_do_schedule(scheduledata *sd);
102 minstruction *schedule_prepend_minstruction(minstruction *mi);
104 #endif /* _SCHEDULE_H */
108 * These are local overrides for various environment variables in Emacs.
109 * Please do not remove this and leave it at the end of the file, where
110 * Emacs will automagically detect them.
111 * ---------------------------------------------------------------------
114 * indent-tabs-mode: t