From 26277668dba7ad042efe800a37be6dc093697a33 Mon Sep 17 00:00:00 2001 From: David Edelsohn Date: Thu, 17 Apr 1997 10:05:50 +0000 Subject: [PATCH] * interf.c (sim_open): Ignore -E arg. (start_address): New static local. (sim_load): Return SIM_RC. New arg abfd. Set start_address from bfd. (sim_create_inferior): Return SIM_RC. Delete arg start_address. --- sim/erc32/ChangeLog | 7 ++++ sim/erc32/interf.c | 94 ++++++++++++++++++++++++++------------------- 2 files changed, 61 insertions(+), 40 deletions(-) diff --git a/sim/erc32/ChangeLog b/sim/erc32/ChangeLog index 1924329a539..a29c6f38b52 100644 --- a/sim/erc32/ChangeLog +++ b/sim/erc32/ChangeLog @@ -1,3 +1,10 @@ +Thu Apr 17 03:03:56 1997 Doug Evans + + * interf.c (sim_open): Ignore -E arg. + (start_address): New static local. + (sim_load): Return SIM_RC. New arg abfd. Set start_address from bfd. + (sim_create_inferior): Return SIM_RC. Delete arg start_address. + Tue Apr 15 15:16:11 1997 Ian Lance Taylor * Makefile.in (install-sis): Depend upon installdirs. Use diff --git a/sim/erc32/interf.c b/sim/erc32/interf.c index 6f1332408aa..cb7dce4e891 100644 --- a/sim/erc32/interf.c +++ b/sim/erc32/interf.c @@ -115,6 +115,9 @@ run_sim(sregs, go, icount, dis) if (sis_verbose) (*sim_callback->printf_filtered) (sim_callback, "SW BP hit at %x\n", sregs->pc); + sim_stop(); + restore_stdio(); + clearerr(stdin); return (BPT_HIT); } else dispatch_instruction(sregs); @@ -152,7 +155,8 @@ run_sim(sregs, go, icount, dis) } void -sim_set_callbacks (ptr) +sim_set_callbacks (sd, ptr) + SIM_DESC sd; host_callback *ptr; { sim_callback = ptr; @@ -164,26 +168,26 @@ sim_size (memsize) { } -void -sim_open(args) - char *args; +SIM_DESC +sim_open(kind, argv) + SIM_OPEN_KIND kind; + char **argv; { int argc = 0; - char **argv; int cont = 1; - int stat = 0; + int stat = 1; int grdl = 0; int freq = 15; (*sim_callback->printf_filtered) (sim_callback, "\n SIS - SPARC instruction simulator %s\n", sis_version); (*sim_callback->printf_filtered) (sim_callback, " Bug-reports to Jiri Gaisler ESA/ESTEC (jgais@wd.estec.esa.nl)\n"); - argv = buildargv(args); - if (argv != NULL) - while (argv[argc]) - argc++; + while (argv[argc]) + argc++; while (stat < argc) { if (argv[stat][0] == '-') { + if (strcmp(argv[stat], "-E") == 0) + ++stat; /* ignore endian spec */ if (strcmp(argv[stat], "-v") == 0) { sis_verbose = 1; } else @@ -225,20 +229,25 @@ sim_open(args) bfd_load(argv[stat]); stat++; } - freeargv(argv); sregs.freq = freq; termsave = fcntl(0, F_GETFL, 0); INIT_DISASSEMBLE_INFO(dinfo, stdout,(fprintf_ftype)fprintf); + dinfo.endian = BFD_ENDIAN_BIG; init_signals(); reset_all(); ebase.simtime = 0; init_sim(); init_bpt(&sregs); reset_stat(&sregs); + + /* Fudge our descriptor for now. */ + return (SIM_DESC) 1; } void -sim_close(int quitting) +sim_close(sd, quitting) + SIM_DESC sd; + int quitting; { exit_sim(); @@ -246,25 +255,23 @@ sim_close(int quitting) }; -/* Return non-zero if the caller should handle the load. Zero if - we have loaded the image. */ +/* For communication from sim_load to sim_create_inferior. */ +static bfd_vma start_address; -int sim_load PARAMS ((char *prog, int from_tty)); - -int -sim_load(prog, from_tty) +SIM_RC +sim_load(sd, prog, abfd, from_tty) + SIM_DESC sd; char *prog; + bfd *abfd; int from_tty; { - bfd_load(prog); + start_address = bfd_load (prog); return (0); } -void sim_create_inferior PARAMS ((SIM_ADDR start_address, char **argv, char **env)); - -void -sim_create_inferior(start_address, argv, env) - SIM_ADDR start_address; +SIM_RC +sim_create_inferior(sd, argv, env) + SIM_DESC sd; char **argv; char **env; { @@ -273,11 +280,12 @@ sim_create_inferior(start_address, argv, env) reset_stat(&sregs); sregs.pc = start_address & ~3; sregs.npc = sregs.pc + 4; - + return SIM_RC_OK; } void -sim_store_register(regno, value) +sim_store_register(sd, regno, value) + SIM_DESC sd; int regno; unsigned char *value; { @@ -288,7 +296,8 @@ sim_store_register(regno, value) void -sim_fetch_register(regno, buf) +sim_fetch_register(sd, regno, buf) + SIM_DESC sd; int regno; unsigned char *buf; { @@ -296,7 +305,8 @@ sim_fetch_register(regno, buf) } int -sim_write(mem, buf, length) +sim_write(sd, mem, buf, length) + SIM_DESC sd; SIM_ADDR mem; unsigned char *buf; int length; @@ -304,10 +314,9 @@ sim_write(mem, buf, length) return (sis_memory_write(mem, buf, length)); } -int sim_read PARAMS ((SIM_ADDR mem, unsigned char *buf, int length)); - int -sim_read(mem, buf, length) +sim_read(sd, mem, buf, length) + SIM_DESC sd; SIM_ADDR mem; unsigned char *buf; int length; @@ -316,17 +325,20 @@ sim_read(mem, buf, length) } void -sim_info(int verbose) +sim_info(sd, verbose) + SIM_DESC sd; + int verbose; { show_stat(&sregs); - - } int simstat = OK; void -sim_stop_reason(enum sim_stop * reason, int *sigrc) +sim_stop_reason(sd, reason, sigrc) + SIM_DESC sd; + enum sim_stop * reason; + int *sigrc; { switch (simstat) { @@ -403,7 +415,7 @@ flush_windows () } void -sim_resume(int step, int siggnal) +sim_resume(SIM_DESC sd, int step, int siggnal) { simstat = run_sim(&sregs, 1, 0, 0); @@ -411,20 +423,22 @@ sim_resume(int step, int siggnal) } int -sim_trace () +sim_trace (sd) + SIM_DESC sd; { /* FIXME: unfinished */ - sim_resume (0, 0); + sim_resume (sd, 0, 0); return 1; } void -sim_kill(void) +sim_kill(SIM_DESC sd) { } void -sim_do_command(cmd) +sim_do_command(sd, cmd) + SIM_DESC sd; char *cmd; { exec_cmd(&sregs, cmd); -- 2.30.2