(SIM_{OBJS,EXTRA_LIBS,EXTRA_LIBDEPS,EXTRA_ALL,EXTRA_INSTALL}): Define.
(SIM_{EXTRA_CLEAN,EXTRA_CFLAGS}): Define.
* configure.in: Simplify using macros in ../common/aclocal.m4.
Call AC_CHECK_HEADERS(stdlib.h).
* configure: Regenerated.
* config.in: New file.
* func.c (sim_set_callbacks): Delete, moved to
* interf.c (sim_set_callbacks): here.
(sim_callback): New global.
Rewrite all calls to printf_filtered to go through callback.
(sim_size,sim_trace): New functions.
(sim_{insert,remove}_breakpoint): #if 0 out.
* sis.c: #include "config.h". #include <stdlib.h> if present.
(main): Coerce fprintf arg to INIT_DISASSEMBLE_INFO to fprintf_ftype.
* sis.h: #include "callback.h".
README.erc32
README.gdb
README.sis
+config.in
configure
configure.in
end.c
+Wed Nov 20 01:30:12 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * Makefile.in: Delete stuff moved to ../common/Make-common.in.
+ (SIM_{OBJS,EXTRA_LIBS,EXTRA_LIBDEPS,EXTRA_ALL,EXTRA_INSTALL}): Define.
+ (SIM_{EXTRA_CLEAN,EXTRA_CFLAGS}): Define.
+ * configure.in: Simplify using macros in ../common/aclocal.m4.
+ Call AC_CHECK_HEADERS(stdlib.h).
+ * configure: Regenerated.
+ * config.in: New file.
+ * func.c (sim_set_callbacks): Delete, moved to
+ * interf.c (sim_set_callbacks): here.
+ (sim_callback): New global.
+ Rewrite all calls to printf_filtered to go through callback.
+ (sim_size,sim_trace): New functions.
+ (sim_{insert,remove}_breakpoint): #if 0 out.
+ * sis.c: #include "config.h". #include <stdlib.h> if present.
+ (main): Coerce fprintf arg to INIT_DISASSEMBLE_INFO to fprintf_ftype.
+ * sis.h: #include "callback.h".
+
+Thu Oct 3 16:12:03 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
+
+ * Makefile.in (clean): Move config.log to distclean.
+
Wed Oct 2 16:57:57 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
- * Makefile.in (clean): Remove config.log.
+ * Makefile.in (clean): Also remove config.log.
Sat Sep 14 00:00:46 1996 Ian Lance Taylor <ian@cygnus.com>
# Makefile template for Configure for the erc32sim library.
-# Copyright (C) 1993 Free Software Foundation, Inc.
+# Copyright (C) 1993, 1996 Free Software Foundation, Inc.
# Written by Cygnus Support
# Modified by J.Gaisler ESA/ESTEC
#
#
# 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-VPATH = @srcdir@
-srcdir = @srcdir@
+# SIM_AC_OUTPUT combines this with ../common/Make-common.in to produce the
+# real Makefile.
-prefix = @prefix@
-exec_prefix = @exec_prefix@
+## Begin config
+SIM_OBJS = exec.o erc32.o func.o help.o float.o interf.o
+SIM_EXTRA_LIBS = ../../readline/libreadline.a -ltermcap -lm
+SIM_EXTRA_LIBDEPS = ../../readline/libreadline.a
+SIM_EXTRA_ALL = sis
+SIM_EXTRA_INSTALL = install-sis
+SIM_EXTRA_CLEAN = clean-sis
-host_alias = @host_alias@
-target_alias = @target_alias@
-program_transform_name = @program_transform_name@
-bindir = @bindir@
-libdir = @libdir@
-tooldir = $(exec_prefix)/$(target_alias)
-
-datadir = @datadir@
-mandir = @mandir@
-man1dir = $(mandir)/man1
-man2dir = $(mandir)/man2
-man3dir = $(mandir)/man3
-man4dir = $(mandir)/man4
-man5dir = $(mandir)/man5
-man6dir = $(mandir)/man6
-man7dir = $(mandir)/man7
-man8dir = $(mandir)/man8
-man9dir = $(mandir)/man9
-infodir = @infodir@
-includedir = @includedir@
-
-SHELL = /bin/sh
-
-INSTALL = @INSTALL@
-INSTALL_PROGRAM = @INSTALL_PROGRAM@
-INSTALL_DATA = @INSTALL_DATA@
-INSTALL_XFORM = $(INSTALL) -t='$(program_transform_name)'
-INSTALL_XFORM1= $(INSTALL_XFORM) -b=.1
-
-AR = @AR@
-AR_FLAGS = rc
-CC = @CC@
-CFLAGS = @CFLAGS@
-MAKEINFO = makeinfo
-RANLIB = @RANLIB@
-CC_FOR_BUILD = @CC_FOR_BUILD@
-
-#
# UARTS run at about 115200 baud (simulator time). Add -DFAST_UART to
# CFLAGS if faster (infinite) UART speed is desired. Might affect the
# behaviour of UART interrupt routines ...
-#
-
-CFLAGS2 = -g -O3 -DSTAT -DFAST_UART -DIUREV0 -DMECREV0
+SIM_EXTRA_CFLAGS = -DSTAT -DFAST_UART -DIUREV0 -DMECREV0
+## End config
-INCDIR = $(srcdir)/../../include
-CSEARCH = -I. -I$(srcdir) -I$(INCDIR) -I../../bfd -I$(srcdir)/../../bfd \
- -I$(srcdir)/../../gdb -I$(srcdir)/../../gdb/config
-DEP = mkdep
+# `sis' doesn't need interf.o.
+SIS_OFILES = exec.o erc32.o func.o help.o float.o
+sis: sis.o $(SIS_OFILES) $(COMMON_OBJS) $(LIBDEPS)
+ $(CC) $(ALL_CFLAGS) -o sis \
+ sis.o $(SIS_OFILES) $(COMMON_OBJS) $(EXTRA_LIBS)
-TARGETLIB = libsim.a
-
-CFILES = sis.c exec.c erc32.c interf.c run.c help.c float.c
-OFILES = exec.o erc32.o func.o help.o float.o
-
-
-all: end.h sis run $(TARGETLIB)
-
-end : $(srcdir)/end.c
+# FIXME: This computes the build host's endianness, doesn't it?
+# There is AC_C_BIGENDIAN but it doesn't handle float endianness.
+# [Are int/float endians every different on a sparc?]
+end: $(srcdir)/end.c
$(CC_FOR_BUILD) $(srcdir)/end.c -o end
-
-end.h : end
+end.h: end
./end > end.h
-sis: sis.o $(OFILES)
- $(CC) $(CFLAGS) $(CLAGS2) -o sis sis.o $(OFILES) \
- ../../opcodes/libopcodes.a ../../readline/libreadline.a \
- ../../bfd/libbfd.a ../../libiberty/libiberty.a \
- -ltermcap -lm
-
-run: run.o interf.o $(OFILES)
- $(CC) $(CFLAGS) $(CLAGS2) -o run run.o interf.o $(OFILES) \
- ../../opcodes/libopcodes.a ../../readline/libreadline.a \
- ../../bfd/libbfd.a ../../libiberty/libiberty.a \
- -ltermcap -lm
-
-clean:
- rm -f *.o libsim.a sis run end end.h config.log
-
-distclean: clean
- rm -rf Makefile config.status sysdep.h
-
-#### host and target dependent Makefile fragments come in here.
-###
-
-FLAGS_TO_PASS = \
- "against=$(against)" \
- "AR=$(AR)" \
- "AR_FLAGS=$(AR_FLAGS)" \
- "CC=$(CC)" \
- "CFLAGS=$(CFLAGS)" \
- "RANLIB=$(RANLIB)" \
- "MAKEINFO=$(MAKEINFO)" \
- "INSTALL=$(INSTALL)" \
- "INSTALL_DATA=$(INSTALL_DATA)" \
- "INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
- "BISON=$(BISON)"
-
-$(OFILES) sis.o interf.o : end.h sis.h
-
-.c.o:
- $(CC) -c $(CFLAGS) $(CFLAGS2) $(HDEFINES) $(TDEFINES) $(CSEARCH) $(CSWITCHES) $<
-
-
-# C source files that correspond to .o's.
-
-STAGESTUFF = $(TARGETLIB) $(OFILES)
-
-all: $(TARGETLIB)
-
-
-.NOEXPORT:
-
-check:
-
-info:
-clean-info:
-install-info:
-
-# HDEPFILES comes from the host config; TDEPFILES from the target config.
-
+# Copy the files into directories where they will be run.
+install-sis:
+ $(INSTALL_XFORM) sis $(bindir)/sis
-$(TARGETLIB): $(OFILES) interf.o
- rm -f $(TARGETLIB)
- $(AR) $(AR_FLAGS) $(TARGETLIB) $(OFILES) interf.o
- $(RANLIB) $(TARGETLIB)
+clean-sis:
+ rm -f sis end end.h
# Circumvent Sun Make bug with VPATH.
-sparc-opc.o: sparc-opc.c
-
-tags etags: TAGS
-
-TAGS: force
- etags $(INCDIR)/*.h $(srcdir)/*.h $(srcdir)/*.c
-
-
-sis.o: sis.c sis.h end.h
-exec.o: exec.c sis.h end.h
erc32.o: erc32.c sis.h end.h
+exec.o: exec.c sis.h end.h
+float.o: float.c sis.h end.h
+func.o: func.c
+help.o: help.c
interf.o: interf.c sis.h end.h
run.o: run.c
-help.o: help.c
-float.o: float.c sis.h end.h
-
-# Mark everything as depending on config.status, since the timestamp on
-# sysdep.h might actually move backwards if we reconfig and relink it
-# to a different hosts/h-xxx.h file. This will force a recompile anyway.
-RECONFIG = config.status
-
-# Dummy target to force execution of dependent targets.
-#
-force:
-
-# Copy the files into directories where they will be run.
-install:
- $(INSTALL_XFORM) sis $(bindir)/sis ; \
- n=`echo sis | sed '$(program_transform_name)'`; \
- rm -f $(bindir)/sis; \
- ln $(bindir)/$$n $(bindir)/sis \
- || $(INSTALL_PROGRAM) sis $(bindir)/sis; \
- test -d $(tooldir) || mkdir $(tooldir); \
- test -d $(tooldir)/bin || mkdir $(tooldir)/bin; \
- rm -f $(tooldir)/bin/sis; \
- ln $(bindir)/$$n $(tooldir)/bin/sis \
- || $(INSTALL_PROGRAM) sis $(tooldir)/bin/sis; \
-
-
-Makefile: $(srcdir)/Makefile.in
- $(SHELL) ./config.status
+sis.o: sis.c sis.h end.h
AC_PREREQ(2.5)dnl
AC_INIT(Makefile.in)
-AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/../..)
-AC_CANONICAL_SYSTEM
-AC_ARG_PROGRAM
-AC_PROG_CC
-AC_PROG_INSTALL
+SIM_AC_COMMON
-. ${srcdir}/../../bfd/configure.host
+AC_CHECK_HEADERS(stdlib.h)
-AC_SUBST(CFLAGS)
-AC_SUBST(HDEFINES)
-AR=${AR-ar}
-AC_SUBST(AR)
-AC_PROG_RANLIB
-
-# Put a plausible default for CC_FOR_BUILD in Makefile.
-AC_C_CROSS
-if test -z "$CC_FOR_BUILD"; then
- if test "x$cross_compiling" = "xno"; then
- CC_FOR_BUILD='$(CC)'
- else
- CC_FOR_BUILD=gcc
- fi
-fi
-AC_SUBST(CC_FOR_BUILD)
-
-AC_OUTPUT(Makefile)
+SIM_AC_OUTPUT
--- /dev/null
+/*
+ * This file is part of SIS.
+ *
+ * SIS, SPARC instruction simulator. Copyright (C) 1995 Jiri Gaisler, European
+ * Space Agency
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * 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., 675
+ * Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "config.h"
+
+#include <signal.h>
+#include <string.h>
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#include <stdio.h>
+#include "sis.h"
+#include <dis-asm.h>
+
+#ifndef fprintf
+extern fprintf();
+#endif
+
+#define VAL(x) strtol(x,(char *)NULL,0)
+
+extern char *readline(char *prompt); /* GNU readline function */
+
+/* Command history buffer length - MUST be binary */
+#define HIST_LEN 64
+
+extern struct disassemble_info dinfo;
+extern struct pstate sregs;
+extern struct estate ebase;
+
+extern int ctrl_c;
+extern int nfp;
+extern int sis_verbose;
+extern char *sis_version;
+extern struct estate ebase;
+extern struct evcell evbuf[];
+extern struct irqcell irqarr[];
+extern int irqpend, ext_irl;
+extern char uart_dev1[];
+extern char uart_dev2[];
+
+#ifdef IUREV0
+extern int iurev0;
+#endif
+
+#ifdef MECREV0
+extern int mecrev0;
+#endif
+
+run_sim(sregs, go, icount, dis)
+ struct pstate *sregs;
+ int go;
+ unsigned int icount;
+ int dis;
+{
+ int mexc, ws;
+
+ sregs->starttime = time(NULL);
+ while (!sregs->err_mode & (go || (icount > 0))) {
+ if (sregs->bptnum && check_bpt(sregs))
+ return (BPT_HIT);
+ sregs->bphit = 0;
+ sregs->fhold = 0;
+ sregs->hold = 0;
+ sregs->icnt = 0;
+
+ sregs->asi = 9 - ((sregs->psr & 0x080) >> 7);
+
+#ifdef IUREV0
+ if (iurev0 && sregs->rett_err) {
+ sregs->asi &= ~0x1;
+ sregs->asi |= ((sregs->psr & 0x040) >> 6);
+ }
+#endif
+
+ mexc = memory_read(sregs->asi, sregs->pc, &sregs->inst, &sregs->hold);
+
+ if (sregs->annul) {
+ sregs->annul = 0;
+ sregs->icnt = 1;
+ sregs->pc = sregs->npc;
+ sregs->npc = sregs->npc + 4;
+ mexc = 0; /* Traps ignored during annul */
+ } else {
+ check_interrupts(sregs);
+ if (sregs->trap) {
+ sregs->err_mode = execute_trap(sregs);
+ } else {
+ if (mexc) {
+ sregs->trap = I_ACC_EXC;
+ } else {
+ if (sregs->histlen) {
+ sregs->histbuf[sregs->histind].addr = sregs->pc;
+ sregs->histbuf[sregs->histind].time = ebase.simtime;
+ sregs->histind++;
+ if (sregs->histind >= sregs->histlen)
+ sregs->histind = 0;
+ }
+ if (dis) {
+ printf(" %8u ", ebase.simtime);
+ dis_mem(sregs->pc, 1, &dinfo);
+ }
+ dispatch_instruction(sregs);
+ }
+ icount--;
+ }
+ if (sregs->trap) {
+ sregs->err_mode = execute_trap(sregs);
+ }
+ }
+ advance_time(sregs);
+ if (ctrl_c) {
+ go = icount = 0;
+ }
+ }
+ sregs->tottime += time(NULL) - sregs->starttime;
+ if (sregs->err_mode)
+ error_mode(sregs->pc);
+ if (sregs->err_mode)
+ return (ERROR);
+ if (ctrl_c) {
+ ctrl_c = 0;
+ return (CTRL_C);
+ }
+ return (TIME_OUT);
+}
+
+main(argc, argv)
+ int argc;
+ char **argv;
+{
+
+ int cont = 1;
+ int stat = 1;
+ int freq = 14;
+ int copt = 0;
+
+ char lastcmd[128] = "reg";
+ char *cmd, *cfile, *bacmd;
+ char *cmdq[HIST_LEN];
+ int cmdi = 0;
+ int i;
+
+ for (i = 0; i < 64; i++)
+ cmdq[i] = 0;
+ printf("\n SIS - SPARC intruction simulator %s, copyright Jiri Gaisler 1995\n", sis_version);
+ printf(" Bug-reports to jgais@wd.estec.esa.nl\n\n");
+ while (stat < argc) {
+ if (argv[stat][0] == '-') {
+ if (strcmp(argv[stat], "-v") == 0) {
+ sis_verbose = 1;
+ } else if (strcmp(argv[stat], "-c") == 0) {
+ if ((stat + 1) < argc) {
+ copt = 1;
+ cfile = argv[++stat];
+ }
+ } else if (strcmp(argv[stat], "-nfp") == 0)
+ nfp = 1;
+#ifdef IUREV0
+ else if (strcmp(argv[stat], "-iurev0") == 0)
+ iurev0 = 1;
+#endif
+#ifdef MECREV0
+ else if (strcmp(argv[stat], "-mecrev0") == 0)
+ mecrev0 = 1;
+#endif
+ else if (strcmp(argv[stat], "-uart1") == 0) {
+ if ((stat + 1) < argc)
+ strcpy(uart_dev1, argv[++stat]);
+ } else if (strcmp(argv[stat], "-uart2") == 0) {
+ if ((stat + 1) < argc)
+ strcpy(uart_dev2, argv[++stat]);
+ } else if (strcmp(argv[stat], "-freq") == 0) {
+ if ((stat + 1) < argc)
+ freq = VAL(argv[++stat]);
+ } else {
+ printf("unknown option %s\n", argv[stat]);
+ usage();
+ exit(1);
+ }
+ } else {
+ bfd_load(argv[stat]);
+ }
+ stat++;
+ }
+#ifdef IUREV0
+ if (iurev0)
+ printf(" simulating IU rev.0 jmpl/restore bug\n");
+#endif
+#ifdef MECREV0
+ if (iurev0)
+ printf(" simulating MEC rev.0 timer and uart interrupt bug\n");
+#endif
+ if (nfp)
+ printf("FPU disabled\n");
+ sregs.freq = freq;
+
+ INIT_DISASSEMBLE_INFO(dinfo, stdout, (fprintf_ftype) fprintf);
+
+ using_history();
+ init_signals();
+ ebase.simtime = 0;
+ reset_all();
+ init_bpt(&sregs);
+ init_sim();
+#ifdef STAT
+ reset_stat(&sregs);
+#endif
+
+ if (copt) {
+ bacmd = (char *) malloc(256);
+ strcpy(bacmd, "batch ");
+ strcat(bacmd, cfile);
+ exec_cmd(&sregs, bacmd);
+ }
+ while (cont) {
+
+ if (cmdq[cmdi] != 0) {
+ remove_history(cmdq[cmdi]);
+ free(cmdq[cmdi]);
+ cmdq[cmdi] = 0;
+ }
+ cmdq[cmdi] = readline("sis> ");
+ if (cmdq[cmdi] && *cmdq[cmdi])
+ add_history(cmdq[cmdi]);
+ if (cmdq[cmdi])
+ stat = exec_cmd(&sregs, cmdq[cmdi]);
+ else {
+ puts("\n");
+ exit(0);
+ }
+ switch (stat) {
+ case OK:
+ break;
+ case CTRL_C:
+ printf("\b\bInterrupt!\n");
+ case TIME_OUT:
+ printf(" Stopped at time %d\n", ebase.simtime);
+ break;
+ case BPT_HIT:
+ printf("breakpoint at 0x%08x reached\n", sregs.pc);
+ sregs.bphit = 1;
+ break;
+ case ERROR:
+ printf("IU in error mode (%d)\n", sregs.trap);
+ stat = 0;
+ printf(" %8d ", ebase.simtime);
+ dis_mem(sregs.pc, 1, &dinfo);
+ break;
+ default:
+ break;
+ }
+ ctrl_c = 0;
+ stat = OK;
+
+ cmdi = (cmdi + 1) & (HIST_LEN - 1);
+
+ }
+}
projects / external / binutils.git / commitdiff