1/* Implement tasking-related runtime actions for CHILL. 2 Copyright (C) 1992,1993 Free Software Foundation, Inc. 3 Author: Wilfried Moser 4 5This file is part of GNU CC. 6 7GNU CC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GNU CC is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GNU CC; see the file COPYING. If not, write to 19the Free Software Foundation, 59 Temple Place - Suite 330, 20Boston, MA 02111-1307, USA. */ 21 22/* As a special exception, if you link this library with other files, 23 some of which are compiled with GCC, to produce an executable, 24 this library does not by itself cause the resulting executable 25 to be covered by the GNU General Public License. 26 This exception does not however invalidate any other reasons why 27 the executable file might be covered by the GNU General Public License. */ 28 29#include <stdio.h> 30#include "rtltypes.h" 31#include "rts.h" 32 33typedef char *(*fetch_names) (int number); 34extern fetch_names __RTS_FETCH_NAMES__; 35 36/* 37 * function print_instance 38 * 39 */ 40 41static char *print_instance (ins) 42 INSTANCE ins; 43{ 44 static char buf[256]; 45 char *f; 46 47 if (!__RTS_FETCH_NAMES__) 48 f = 0; 49 else 50 f = (*__RTS_FETCH_NAMES__) (ins.ptype); 51 if (!f) 52 sprintf (buf, "[%u;%u]", ins.ptype, ins.pcopy); 53 else 54 sprintf (buf, "[%s;%u]", f, ins.pcopy); 55 return buf; 56} 57 58/* 59 * function __print_buffer 60 * 61 * parameters: 62 * buffer buffer location 63 * 64 * returns: 65 * void 66 * 67 * exceptions: 68 * none 69 * 70 * abstract: 71 * Function is used for debugging purposes only to print a 72 * buffer queue 73 */ 74 75void 76__print_buffer (buffer, name) 77 Buffer_Queue **buffer; 78 char *name; 79{ 80 Buffer_Queue *bq; 81 int bsqcnt = 0, bwqcnt = 0; 82 Buffer_Send_Queue *bsq; 83 Buffer_Wait_Queue *bwq; 84 85 if (name) 86 printf ("Buffer %s:\n", name); 87 else 88 printf ("Buffer at address H'%X:\n", buffer); 89 90 memcpy (&bq, buffer, sizeof (Buffer_Queue *)); 91 if (bq == 0) 92 { 93 printf ("EMPTY\n"); 94 return; 95 } 96 97 bsq = bq->sendqueue; 98 if (bsq != 0) 99 printf ("Send Queue:\n"); 100 while (bsq) 101 { 102 printf (" %3d: ", ++bsqcnt); 103 printf ("Process %s, ", print_instance (bsq->this)); 104 printf ("Priority %d", bsq->priority); 105 if (bsq->is_delayed) 106 printf (", Delayed"); 107 printf ("\n"); 108 bsq = bsq->forward; 109 } 110 bwq = bq->waitqueue; 111 if (bwq != 0) 112 printf ("Wait Queue:\n"); 113 while (bwq) 114 { 115 printf (" %3d: ", ++bwqcnt); 116 printf ("Process %s, ", print_instance (bwq->this)); 117 if (bwq->is_sent) 118 printf (", Send by %s", print_instance (bwq->who_sent)); 119 printf ("\n"); 120 bwq = bwq->forward; 121 } 122 if (bsqcnt == 0 && bwqcnt == 0) 123 printf ("EMPTY\n"); 124} 125