From 15c1649391b66df7e721377daa248721ab3e58eb Mon Sep 17 00:00:00 2001 From: Andrew Cagney Date: Tue, 22 Apr 1997 17:46:07 +0000 Subject: TIc80 simulator checkpoint - runs 3 instructions - trap, addu, br.a. --- sim/.Sanitize | 85 +- sim/ChangeLog | 16 + sim/Makefile.in | 17 +- sim/common/ChangeLog | 6 + sim/configure | 21 +- sim/configure.in | 7 + sim/igen/ChangeLog | 22 + sim/igen/gen-idecode.c | 75 +- sim/igen/gen-semantics.c | 303 +++++++ sim/igen/gen-support.c | 165 ++++ sim/igen/igen.c | 18 +- sim/tic80/.Sanitize | 45 ++ sim/tic80/ChangeLog | 0 sim/tic80/Makefile.in | 141 ++++ sim/tic80/alu.h | 34 + sim/tic80/config.in | 35 + sim/tic80/configure | 1961 ++++++++++++++++++++++++++++++++++++++++++++++ sim/tic80/configure.in | 19 + sim/tic80/cpu.h | 7 + sim/tic80/dc | 1 + sim/tic80/ic | 25 + sim/tic80/insns | 610 ++++++++++++++ sim/tic80/interp.c | 117 +++ sim/tic80/sim-calls.c | 212 +++++ sim/tic80/sim-main.h | 107 +++ 25 files changed, 3982 insertions(+), 67 deletions(-) create mode 100644 sim/igen/gen-semantics.c create mode 100644 sim/igen/gen-support.c create mode 100644 sim/tic80/.Sanitize create mode 100644 sim/tic80/ChangeLog create mode 100644 sim/tic80/Makefile.in create mode 100644 sim/tic80/alu.h create mode 100644 sim/tic80/config.in create mode 100755 sim/tic80/configure create mode 100644 sim/tic80/configure.in create mode 100644 sim/tic80/cpu.h create mode 100644 sim/tic80/dc create mode 100644 sim/tic80/ic create mode 100644 sim/tic80/insns create mode 100644 sim/tic80/interp.c create mode 100644 sim/tic80/sim-calls.c create mode 100644 sim/tic80/sim-main.h (limited to 'sim') diff --git a/sim/.Sanitize b/sim/.Sanitize index f9fabad..5780d7b 100644 --- a/sim/.Sanitize +++ b/sim/.Sanitize @@ -15,13 +15,6 @@ Do-first: -v850_files="v850" -if ( echo $* | grep keep\-v850 > /dev/null ) ; then - keep_these_too="${v850_files} ${keep_these_too}" -else - lose_these_too="${v850_files} ${lose_these_too}" -fi - d30v_files="d30v igen testsuite" if ( echo $* | grep keep\-d30v > /dev/null ) ; then keep_these_too="${d30v_files} ${keep_these_too}" @@ -29,6 +22,20 @@ else lose_these_too="${d30v_files} ${lose_these_too}" fi +tic80_files="tic80 igen" +if ( echo $* | grep keep\-tic80 > /dev/null ) ; then + keep_these_too="${tic80_files} ${keep_these_too}" +else + lose_these_too="${tic80_files} ${lose_these_too}" +fi + +v850_files="v850" +if ( echo $* | grep keep\-v850 > /dev/null ) ; then + keep_these_too="${v850_files} ${keep_these_too}" +else + lose_these_too="${v850_files} ${lose_these_too}" +fi + # All files listed between the "Things-to-keep:" line and the # "Files-to-sed:" line will be kept. All other files will be removed. # Directories listed in this section will have their own Sanitize @@ -62,23 +69,23 @@ Things-to-lose: Do-last: -v850_files="configure configure.in ChangeLog" -if ( echo $* | grep keep\-v850 > /dev/null ) ; then - for i in $v850_files ; do - if test ! -d $i && (grep sanitize-v850 $i > /dev/null) ; then +d30v_files="configure configure.in ChangeLog" +if ( echo $* | grep keep\-d30v > /dev/null ) ; then + for i in $d30v_files ; do + if test ! -d $i && (grep sanitize-d30v $i > /dev/null) ; then if [ -n "${verbose}" ] ; then - echo Keeping v850 stuff in $i + echo Keeping d30v stuff in $i fi fi done else - for i in $v850_files ; do - if test ! -d $i && (grep sanitize-v850 $i > /dev/null) ; then + for i in $d30v_files ; do + if test ! -d $i && (grep sanitize-d30v $i > /dev/null) ; then if [ -n "${verbose}" ] ; then - echo Removing traces of \"v850\" from $i... + echo Removing traces of \"d30v\" from $i... fi cp $i new - sed '/start\-sanitize\-v850/,/end-\sanitize\-v850/d' < $i > new + sed '/start\-sanitize\-d30v/,/end-\sanitize\-d30v/d' < $i > new if [ -n "${safe}" -a ! -f .Recover/$i ] ; then if [ -n "${verbose}" ] ; then echo Caching $i in .Recover... @@ -90,23 +97,51 @@ else done fi -d30v_files="configure configure.in ChangeLog" -if ( echo $* | grep keep\-d30v > /dev/null ) ; then - for i in $d30v_files ; do - if test ! -d $i && (grep sanitize-d30v $i > /dev/null) ; then +tic80_files="configure configure.in ChangeLog" +if ( echo $* | grep keep\-tic80 > /dev/null ) ; then + for i in $tic80_files ; do + if test ! -d $i && (grep sanitize-tic80 $i > /dev/null) ; then if [ -n "${verbose}" ] ; then - echo Keeping d30v stuff in $i + echo Keeping tic80 stuff in $i fi fi done else - for i in $d30v_files ; do - if test ! -d $i && (grep sanitize-d30v $i > /dev/null) ; then + for i in $tic80_files ; do + if test ! -d $i && (grep sanitize-tic80 $i > /dev/null) ; then if [ -n "${verbose}" ] ; then - echo Removing traces of \"d30v\" from $i... + echo Removing traces of \"tic80\" from $i... fi cp $i new - sed '/start\-sanitize\-d30v/,/end-\sanitize\-d30v/d' < $i > new + sed '/start\-sanitize\-tic80/,/end-\sanitize\-tic80/d' < $i > new + if [ -n "${safe}" -a ! -f .Recover/$i ] ; then + if [ -n "${verbose}" ] ; then + echo Caching $i in .Recover... + fi + mv $i .Recover + fi + mv new $i + fi + done +fi + +v850_files="configure configure.in ChangeLog" +if ( echo $* | grep keep\-v850 > /dev/null ) ; then + for i in $v850_files ; do + if test ! -d $i && (grep sanitize-v850 $i > /dev/null) ; then + if [ -n "${verbose}" ] ; then + echo Keeping v850 stuff in $i + fi + fi + done +else + for i in $v850_files ; do + if test ! -d $i && (grep sanitize-v850 $i > /dev/null) ; then + if [ -n "${verbose}" ] ; then + echo Removing traces of \"v850\" from $i... + fi + cp $i new + sed '/start\-sanitize\-v850/,/end-\sanitize\-v850/d' < $i > new if [ -n "${safe}" -a ! -f .Recover/$i ] ; then if [ -n "${verbose}" ] ; then echo Caching $i in .Recover... diff --git a/sim/ChangeLog b/sim/ChangeLog index bb760cf..1b7a325 100644 --- a/sim/ChangeLog +++ b/sim/ChangeLog @@ -1,3 +1,19 @@ +Mon Apr 21 22:57:55 1997 Andrew Cagney + + * Makefile.in (.NOEXPORT, MAKEOVERRIDES): Moved to end, BSD make + thought that .NOEXPORT was the default target. + +start-sanitize-tic80 +Mon Apr 21 22:26:52 1997 Andrew Cagney + + * configure.in (tic80-*-*): New target. + +end-sanitize-tic80 +Fri Apr 11 17:18:07 1997 Ian Lance Taylor + + * Makefile.in (clean mostlyclean): Restore targets accidentally + deleted in earlier change. + Thu Apr 3 12:20:32 1997 Andrew Cagney * Makefile.in (autoheader-common, autoheader-changelog, diff --git a/sim/Makefile.in b/sim/Makefile.in index 7c9308e..c70355c 100644 --- a/sim/Makefile.in +++ b/sim/Makefile.in @@ -61,10 +61,6 @@ RANLIB = @RANLIB@ SUBDIRS = @subdirs@ -.NOEXPORT: -MAKEOVERRIDES= - - INCDIR = $(srcdir)/../include CSEARCH = -I. -I$(srcdir) -I$(INCDIR) DEP = mkdep @@ -133,6 +129,16 @@ all: else true; fi; \ done +clean mostlyclean: + @rootme=`pwd` ; export rootme ; \ + for dir in . ${SUBDIRS}; do \ + if [ "$$dir" = "." ]; then \ + true; \ + elif [ -d $$dir ]; then \ + (cd $$dir; $(MAKE) $(FLAGS_TO_PASS) $@); \ + else true; fi; \ + done + distclean maintainer-clean realclean: @rootme=`pwd` ; export rootme ; \ for dir in . ${SUBDIRS}; do \ @@ -178,6 +184,9 @@ dvi: ### ### +.NOEXPORT: +MAKEOVERRIDES= + .PHONY: check installcheck check: installcheck: diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog index cb12926..5585de8 100644 --- a/sim/common/ChangeLog +++ b/sim/common/ChangeLog @@ -1,3 +1,9 @@ +Wed Apr 23 02:55:54 1997 Andrew Cagney + + * sim-events.c (insert_sim_event): Call sim_io_error instead of + less well defined engine_error. + * sim-core.c: Ditto. + Tue Apr 22 08:48:16 1997 Stu Grossman (grossman@critters.cygnus.com) * Make-common.in: Change clean targets to use :: so that other diff --git a/sim/configure b/sim/configure index 30b1b36..0f9cf45 100755 --- a/sim/configure +++ b/sim/configure @@ -1273,6 +1273,7 @@ fi # Assume simulator can be built with cc. # If the user passes --enable-sim built it regardless of $(CC). only_if_gcc=no +extra_subdirs=common # WHEN ADDING ENTRIES TO THIS MATRIX: # Make sure that the left side always has two dashes. Otherwise you @@ -1282,6 +1283,13 @@ only_if_gcc=no case "${target}" in arm*-*-*) sim_target=arm ;; d10v-*-*) sim_target=d10v ;; +# start-sanitize-d30v + d30v-*-*) + sim_target=d30v + only_if_gcc=yes + extra_subdirs="${extra_subdirs} igen testsuite" + ;; +# end-sanitize-d30v h8300*-*-*) sim_target=h8300 ;; h8500-*-*) sim_target=h8500 ;; mips*-*-*) @@ -1294,6 +1302,9 @@ case "${target}" in sim_target=mn10300 only_if_gcc=yes ;; + mn10200*-*-*) + sim_target=mn10200 + ;; sh*-*-*) sim_target=sh ;; powerpc*-*-eabi* | powerpc*-*-solaris* | powerpc*-*-sysv4* | powerpc*-*-elf* | powerpc*-*-linux* ) # The PowerPC simulator uses the GCC extension long long as well as @@ -1301,7 +1312,15 @@ case "${target}" in # unless asked to. sim_target=ppc only_if_gcc=yes + #extra_subdirs="${extra_subdirs}" + ;; +# start-sanitize-tic80 + tic80-*-*) + sim_target=tic80 + only_if_gcc=yes + extra_subdirs="${extra_subdirs} igen" ;; +# end-sanitize-tic80 # start-sanitize-v850 v850-*-*) # The V850 simulator can only be compiled by gcc. @@ -1342,7 +1361,7 @@ yes) esac if test x"${sim_target}" != xnone ; then - configdirs="common ${sim_target}" + configdirs="${extra_subdirs} ${sim_target}" subdirs="$configdirs" fi diff --git a/sim/configure.in b/sim/configure.in index 4ce0c84..85b24c5 100644 --- a/sim/configure.in +++ b/sim/configure.in @@ -79,6 +79,13 @@ case "${target}" in only_if_gcc=yes #extra_subdirs="${extra_subdirs}" ;; +# start-sanitize-tic80 + tic80-*-*) + sim_target=tic80 + only_if_gcc=yes + extra_subdirs="${extra_subdirs} igen" + ;; +# end-sanitize-tic80 # start-sanitize-v850 v850-*-*) # The V850 simulator can only be compiled by gcc. diff --git a/sim/igen/ChangeLog b/sim/igen/ChangeLog index a889da4..fa5eba8 100644 --- a/sim/igen/ChangeLog +++ b/sim/igen/ChangeLog @@ -1,3 +1,25 @@ +Tue Apr 22 21:46:28 1997 Andrew Cagney + + * igen.c (main), igen.h: Support new option - delayed-branch - + generate code to drive a delayed branch processor. + + * gen-idecode.c (gen_idecode_h): Define instruction_address type. + + * igen.c (print_icache_function_formal): Replace address_word with + instruction_address. + (print_semantic_function_formal): Ditto. + (print_semantic_function_type): Ditto. + * gen-idecode.c (print_idecode_issue_function_body): Ditto. + + * gen-semantics.c (print_semantic_body): Ditto. + (print_c_semantic): Ditto. + + * gen-support.c (support_c_function): Return a zeroed CIA instead + of just zero - works with any cia type. + + * igen.c (print_itrace): For delayed branch case, print just the + current instruction. + Thu Apr 17 07:02:33 1997 Doug Evans * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf. diff --git a/sim/igen/gen-idecode.c b/sim/igen/gen-idecode.c index c097295..8dfe145 100644 --- a/sim/igen/gen-idecode.c +++ b/sim/igen/gen-idecode.c @@ -732,22 +732,22 @@ print_idecode_issue_function_body(lf *file, { lf_printf(file, "{\n"); lf_indent(file, +2); - lf_printf(file, "address_word nia;\n"); + lf_printf(file, "instruction_address nia;\n"); if (!(code & generate_with_icache)) { print_idecode_body(file, table, "nia =");; } else { error("FIXME - idecode with cache?\n"); lf_putstr(file, "idecode_cache *cache_entry =\n"); - lf_putstr(file, " cpu_icache_entry(processor, cia);\n"); + lf_putstr(file, " cpu_icache_entry(cpu, cia);\n"); lf_putstr(file, "if (cache_entry->address == cia) {\n"); lf_putstr(file, " /* cache hit */\n"); lf_putstr(file, " idecode_semantic *const semantic = cache_entry->semantic;\n"); - lf_putstr(file, " cia = semantic(processor, cache_entry, cia);\n"); + lf_putstr(file, " cia = semantic(cpu, cache_entry, cia);\n"); /* tail */ if (can_stop) { lf_putstr(file, "if (keep_running != NULL && !*keep_running)\n"); - lf_putstr(file, " cpu_halt(processor, cia, was_continuing, 0/*ignore*/);\n"); + lf_putstr(file, " cpu_halt(cpu, cia, was_continuing, 0/*ignore*/);\n"); } lf_putstr(file, "}\n"); lf_putstr(file, "else {\n"); @@ -758,9 +758,9 @@ print_idecode_issue_function_body(lf *file, lf_indent(file, -2); } lf_putstr(file, " instruction_word instruction =\n"); - lf_putstr(file, " vm_instruction_map_read(cpu_instruction_map(processor), processor, cia);\n"); + lf_putstr(file, " vm_instruction_map_read(cpu_instruction_map(cpu), cpu, cia);\n"); lf_putstr(file, " if (WITH_MON != 0)\n"); - lf_putstr(file, " mon_event(mon_event_icache_miss, processor, cia);\n"); + lf_putstr(file, " mon_event(mon_event_icache_miss, cpu, cia);\n"); if ((code & generate_with_semantic_icache)) { lf_putstr(file, "{\n"); lf_indent(file, +2); @@ -770,7 +770,7 @@ print_idecode_issue_function_body(lf *file, } else { print_idecode_body(file, table, "semantic ="); - lf_putstr(file, " cia = semantic(processor, cache_entry, cia);\n"); + lf_putstr(file, " cia = semantic(cpu, cache_entry, cia);\n"); } lf_putstr(file, "}\n"); } @@ -788,22 +788,22 @@ print_jump(lf *file, { if (is_tail) { lf_putstr(file, "if (keep_running != NULL && !*keep_running)\n"); - lf_putstr(file, " cpu_halt(processor, nia, was_continuing, 0/*na*/);\n"); + lf_putstr(file, " cpu_halt(cpu, nia, was_continuing, 0/*na*/);\n"); } if (!generate_smp) { lf_putstr(file, "if (WITH_EVENTS) {\n"); lf_putstr(file, " if (event_queue_tick(events)) {\n"); - lf_putstr(file, " cpu_set_program_counter(processor, nia);\n"); + lf_putstr(file, " cpu_set_program_counter(cpu, nia);\n"); lf_putstr(file, " event_queue_process(events);\n"); - lf_putstr(file, " nia = cpu_get_program_counter(processor);\n"); + lf_putstr(file, " nia = cpu_get_program_counter(cpu);\n"); lf_putstr(file, " }\n"); lf_putstr(file, "}\n"); } if (generate_smp) { if (is_tail) - lf_putstr(file, "cpu_set_program_counter(processor, nia);\n"); + lf_putstr(file, "cpu_set_program_counter(cpu, nia);\n"); lf_putstr(file, "if (WITH_EVENTS) {\n"); lf_putstr(file, " current_cpu += 1;\n"); lf_putstr(file, " if (current_cpu >= nr_cpus) {\n"); @@ -816,12 +816,12 @@ print_jump(lf *file, lf_putstr(file, "else {\n"); lf_putstr(file, " current_cpu = (current_cpu + 1) % nr_cpus;\n"); lf_putstr(file, "}\n"); - lf_putstr(file, "processor = processors[current_cpu];\n"); - lf_putstr(file, "nia = cpu_get_program_counter(processor);\n"); + lf_putstr(file, "cpu = cpus[current_cpu];\n"); + lf_putstr(file, "nia = cpu_get_program_counter(cpu);\n"); } if ((code & generate_with_icache)) { - lf_putstr(file, "cache_entry = cpu_icache_entry(processor, nia);\n"); + lf_putstr(file, "cache_entry = cpu_icache_entry(cpu, nia);\n"); lf_putstr(file, "if (cache_entry->address == nia) {\n"); lf_putstr(file, " /* cache hit */\n"); lf_putstr(file, " goto *cache_entry->semantic;\n"); @@ -1020,7 +1020,7 @@ print_jump_until_stop_body(lf *file, lf_printf(file, "int *keep_running = NULL;\n"); lf_putstr(file, "jmp_buf halt;\n"); lf_putstr(file, "jmp_buf restart;\n"); - lf_putstr(file, "cpu *processor = NULL;\n"); + lf_putstr(file, "sim_cpu *cpu = NULL;\n"); lf_putstr(file, "unsigned_word nia = -1;\n"); lf_putstr(file, "instruction_word instruction = 0;\n"); if ((code & generate_with_icache)) { @@ -1039,7 +1039,7 @@ print_jump_until_stop_body(lf *file, lf_putstr(file, "{\n"); lf_putstr(file, " int cpu_nr;\n"); lf_putstr(file, " for (cpu_nr = 0; cpu_nr < nr_cpus; cpu_nr++)\n"); - lf_putstr(file, " cpu_flush_icache(processors[cpu_nr]);\n"); + lf_putstr(file, " cpu_flush_icache(cpus[cpu_nr]);\n"); lf_putstr(file, "}\n"); } @@ -1055,8 +1055,8 @@ print_jump_until_stop_body(lf *file, lf_putstr(file, "\n"); if (!generate_smp) { - lf_putstr(file, "processor = processors[0];\n"); - lf_putstr(file, "nia = cpu_get_program_counter(processor);\n"); + lf_putstr(file, "cpu = cpus[0];\n"); + lf_putstr(file, "nia = cpu_get_program_counter(cpu);\n"); } else { lf_putstr(file, "current_cpu = psim_last_cpu(system);\n"); @@ -1078,8 +1078,8 @@ print_jump_until_stop_body(lf *file, } lf_putstr(file, "instruction\n"); - lf_putstr(file, " = vm_instruction_map_read(cpu_instruction_map(processor),\n"); - lf_putstr(file, " processor, nia);\n"); + lf_putstr(file, " = vm_instruction_map_read(cpu_instruction_map(cpu),\n"); + lf_putstr(file, " cpu, nia);\n"); print_idecode_body(file, table, "/*IGORE*/"); /* print out a table of all the internals functions */ @@ -1220,7 +1220,7 @@ print_idecode_validate(lf *file, lf_printf(file, "\n"); lf_indent_suppress(file); lf_printf(file, "#if defined(IS_FP_AVAILABLE)\n"); - lf_printf(file, "/* Validate: FP available according to processor */\n"); + lf_printf(file, "/* Validate: FP available according to cpu */\n"); lf_printf(file, "if (!IS_FP_AVAILABLE) {\n"); lf_indent(file, +2); print_idecode_invalid(file, "return", invalid_fp_unavailable); @@ -1284,21 +1284,34 @@ print_idecode_issue_function_header(lf *file, void -gen_idecode_h(lf *file, - insn_table *table, - cache_table *cache_rules) +gen_idecode_h (lf *file, + insn_table *table, + cache_table *cache_rules) { lf_printf(file, "typedef unsigned%d %sinstruction_word;\n", insn_bit_size, global_name_prefix); + if ((code & generate_with_semantic_delayed_branch)) + { + lf_printf (file, "typedef struct _instruction_address {\n"); + lf_printf (file, " address_word ip; /* instruction pointer */\n"); + lf_printf (file, " address_word dp; /* delayed-slot pointer */\n"); + lf_printf (file, "} instruction_address;\n"); + } + else + { + lf_printf (file, "typedef address_word instruction_address;\n"); + } lf_printf(file, "\n"); print_icache_struct(table, cache_rules, file); lf_printf(file, "\n"); - if ((code & generate_with_icache)) { - error("FIXME - idecode with icache incomplete"); - } - else { - print_idecode_issue_function_header(file, 0/*is definition*/); - } + if ((code & generate_with_icache)) + { + error("FIXME - idecode with icache incomplete"); + } + else + { + print_idecode_issue_function_header(file, 0/*is definition*/); + } } @@ -1328,7 +1341,7 @@ gen_idecode_c(lf *file, cache_table *cache_rules) { /* the intro */ - lf_printf(file, "#include \"engine.h\"\n"); + lf_printf(file, "#include \"sim-main.h\"\n"); lf_printf(file, "#include \"%sidecode.h\"\n", global_name_prefix); lf_printf(file, "#include \"%ssemantics.h\"\n", global_name_prefix); lf_printf(file, "#include \"%sicache.h\"\n", global_name_prefix); diff --git a/sim/igen/gen-semantics.c b/sim/igen/gen-semantics.c new file mode 100644 index 0000000..57363c9 --- /dev/null +++ b/sim/igen/gen-semantics.c @@ -0,0 +1,303 @@ +/* This file is part of the program psim. + + Copyright (C) 1994-1997, Andrew Cagney + + 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + */ + + + +#include "misc.h" +#include "lf.h" +#include "table.h" +#include "filter.h" + +#include "ld-decode.h" +#include "ld-cache.h" +#include "ld-insn.h" + +#include "igen.h" + +#include "gen-semantics.h" +#include "gen-icache.h" +#include "gen-idecode.h" + + +static void +print_semantic_function_header(lf *file, + const char *basename, + insn_bits *expanded_bits, + int is_function_definition) +{ + int indent; + lf_printf(file, "\n"); + lf_print_function_type_function(file, print_semantic_function_type, "EXTERN_SEMANTICS", + (is_function_definition ? "\n" : " ")); + indent = print_function_name(file, + basename, + expanded_bits, + function_name_prefix_semantics); + if (is_function_definition) + lf_indent(file, +indent); + else + lf_printf(file, "\n"); + lf_printf(file, "("); + print_semantic_function_formal(file); + lf_printf(file, ")"); + if (is_function_definition) + lf_indent(file, -indent); + else + lf_printf(file, ";"); + lf_printf(file, "\n"); +} + +void +print_semantic_declaration(insn_table *entry, + lf *file, + void *data, + insn *instruction, + int depth) +{ + if (generate_expanded_instructions) { + ASSERT(entry->nr_insn == 1); + print_semantic_function_header(file, + instruction->file_entry->fields[insn_name], + entry->expanded_bits, + 0/* is not function definition*/); + } + else { + print_semantic_function_header(file, + instruction->file_entry->fields[insn_name], + NULL, + 0/* is not function definition*/); + } +} + + + +/* generate the semantics.c file */ + + +void +print_idecode_invalid(lf *file, + const char *result, + invalid_type type) +{ + const char *name; + switch (type) { + case invalid_illegal: name = "illegal"; break; + case invalid_fp_unavailable: name = "fp_unavailable"; break; + case invalid_wrong_slot: name = "wrong_slot"; break; + } + if ((code & generate_jumps)) + lf_printf(file, "goto %s_%s;\n", + (code & generate_with_icache) ? "icache" : "semantic", + name); + else if ((code & generate_with_icache)) { + lf_printf(file, "%s %sicache_%s(", result, global_name_prefix, name); + print_icache_function_actual(file); + lf_printf(file, ");\n"); + } + else { + lf_printf(file, "%s %ssemantic_%s(", result, global_name_prefix, name); + print_semantic_function_actual(file); + lf_printf(file, ");\n"); + } +} + + +void +print_semantic_body(lf *file, + insn *instruction, + insn_bits *expanded_bits, + opcode_field *opcodes) +{ + print_itrace(file, instruction->file_entry, 0/*put_value_in_cache*/); + + /* validate the instruction, if a cache this has already been done */ + if (!(code & generate_with_icache)) + print_idecode_validate(file, instruction, opcodes); + + /* generate the profiling call - this is delayed until after the + instruction has been verified */ + lf_printf(file, "\n"); + lf_indent_suppress(file); + lf_printf(file, "#if defined(WITH_MON)\n"); + lf_printf(file, "/* monitoring: */\n"); + lf_printf(file, "if (WITH_MON & MONITOR_INSTRUCTION_ISSUE) {\n"); + lf_printf(file, " mon_issue("); + print_function_name(file, + instruction->file_entry->fields[insn_name], + NULL, + function_name_prefix_itable); + lf_printf(file, ", cpu, cia);\n"); + lf_printf(file, "}\n"); + lf_indent_suppress(file); + lf_printf(file, "#endif\n"); + lf_printf(file, "\n"); + + /* determine the new instruction address */ + lf_printf(file, "/* keep the next instruction address handy */\n"); + if ((code & generate_with_semantic_returning_modified_nia_only)) + lf_printf(file, "nia = -1;\n"); + else if ((code & generate_with_semantic_delayed_branch)) { + lf_printf(file, "nia.ip = cia.dp; /* instruction pointer */\n"); + lf_printf(file, "nia.dp = cia.dp + %d; /* delayed-slot pointer\n", + insn_bit_size / 8); + } + else + lf_printf(file, "nia = cia + %d;\n", insn_bit_size / 8); + + /* if conditional, generate code to verify that the instruction + should be issued */ + if (it_is("c", instruction->file_entry->fields[insn_options]) + || (code & generate_with_semantic_conditional_issue)) { + lf_printf(file, "\n"); + lf_printf(file, "/* execute only if conditional passes */\n"); + lf_printf(file, "if (IS_CONDITION_OK) {\n"); + lf_indent(file, +2); + /* FIXME - need to log a conditional failure */ + } + + /* generate the code (or at least something */ + lf_printf(file, "\n"); + lf_printf(file, "/* semantics: */\n"); + if (instruction->file_entry->annex != NULL) { + /* true code */ + table_entry_print_cpp_line_nr(file, instruction->file_entry); + lf_printf(file, "{\n"); + lf_indent(file, +2); + lf_print__c_code(file, instruction->file_entry->annex); + lf_indent(file, -2); + lf_printf(file, "}\n"); + lf_print__internal_reference(file); + } + else if (it_is("nop", instruction->file_entry->fields[insn_flags])) { + lf_print__internal_reference(file); + } + else { + /* abort so it is implemented now */ + table_entry_print_cpp_line_nr(file, instruction->file_entry); + lf_printf(file, "engine_error(system, \"%s:%d:0x%%08lx:%%s unimplemented\\n\",\n", + filter_filename(instruction->file_entry->file_name), + instruction->file_entry->line_nr); + lf_printf(file, " (long)cia, itable[MY_INDEX].name);\n"); + lf_print__internal_reference(file); + } + + /* Close off the conditional execution */ + if (it_is("c", instruction->file_entry->fields[insn_options]) + || (code & generate_with_semantic_conditional_issue)) { + lf_indent(file, -2); + lf_printf(file, "}\n"); + } +} + +static void +print_c_semantic(lf *file, + insn *instruction, + insn_bits *expanded_bits, + opcode_field *opcodes, + cache_table *cache_rules) +{ + + lf_printf(file, "{\n"); + lf_indent(file, +2); + + print_my_defines(file, expanded_bits, instruction->file_entry); + lf_printf(file, "\n"); + print_icache_body(file, + instruction, + expanded_bits, + cache_rules, + ((code & generate_with_direct_access) + ? define_variables + : declare_variables), + ((code & generate_with_icache) + ? get_values_from_icache + : do_not_use_icache)); + + lf_printf(file, "instruction_address nia;\n"); + print_semantic_body(file, + instruction, + expanded_bits, + opcodes); + lf_printf(file, "return nia;\n"); + + /* generate something to clean up any #defines created for the cache */ + if (code & generate_with_direct_access) + print_icache_body(file, + instruction, + expanded_bits, + cache_rules, + undef_variables, + ((code & generate_with_icache) + ? get_values_from_icache + : do_not_use_icache)); + + lf_indent(file, -2); + lf_printf(file, "}\n"); +} + +static void +print_c_semantic_function(lf *file, + insn *instruction, + insn_bits *expanded_bits, + opcode_field *opcodes, + cache_table *cache_rules) +{ + /* build the semantic routine to execute the instruction */ + print_semantic_function_header(file, + instruction->file_entry->fields[insn_name], + expanded_bits, + 1/*is-function-definition*/); + print_c_semantic(file, + instruction, + expanded_bits, + opcodes, + cache_rules); +} + +void +print_semantic_definition(insn_table *entry, + lf *file, + void *data, + insn *instruction, + int depth) +{ + cache_table *cache_rules = (cache_table*)data; + if (generate_expanded_instructions) { + ASSERT(entry->nr_insn == 1 + && entry->opcode == NULL + && entry->parent != NULL + && entry->parent->opcode != NULL); + ASSERT(entry->nr_insn == 1 + && entry->opcode == NULL + && entry->parent != NULL + && entry->parent->opcode != NULL + && entry->parent->opcode_rule != NULL); + print_c_semantic_function(file, + entry->insns, + entry->expanded_bits, + entry->parent->opcode, + cache_rules); + } + else { + print_c_semantic_function(file, instruction, + NULL, NULL, + cache_rules); + } +} diff --git a/sim/igen/gen-support.c b/sim/igen/gen-support.c new file mode 100644 index 0000000..d73a0de --- /dev/null +++ b/sim/igen/gen-support.c @@ -0,0 +1,165 @@ +/* This file is part of the program psim. + + Copyright (C) 1994-1997, Andrew Cagney + + 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + */ + +#include "misc.h" +#include "lf.h" +#include "table.h" +#include "filter.h" + +#include "ld-decode.h" +#include "ld-cache.h" +#include "ld-insn.h" + +#include "igen.h" + +#include "gen-semantics.h" +#include "gen-support.h" + +static void +print_support_function_name(lf *file, + table_entry *function, + int is_function_definition) +{ + if (it_is("internal", function->fields[insn_flags])) { + lf_print_function_type_function(file, print_semantic_function_type, "INLINE_SUPPORT", + (is_function_definition ? "\n" : " ")); + print_function_name(file, + function->fields[function_name], + NULL, + function_name_prefix_semantics); + lf_printf(file, "\n("); + print_semantic_function_formal(file); + lf_printf(file, ")"); + if (!is_function_definition) + lf_printf(file, ";"); + lf_printf(file, "\n"); + } + else { + /* map the name onto a globally valid name */ + if (!is_function_definition && strcmp(global_name_prefix, "") != 0) { + lf_indent_suppress(file); + lf_printf(file, "#define %s %s%s\n", + function->fields[function_name], + global_name_prefix, + function->fields[function_name]); + } + lf_print_function_type(file, + function->fields[function_type], + "INLINE_SUPPORT", + (is_function_definition ? "\n" : " ")); + lf_printf(file, "%s%s\n(", + global_name_prefix, + function->fields[function_name]); + if (generate_smp) + lf_printf(file, "sim_cpu *cpu"); + else + lf_printf(file, "SIM_DESC sd"); + if (strcmp(function->fields[function_param], "") != 0) + lf_printf(file, ", %s", function->fields[function_param]); + lf_printf(file, ")%s", (is_function_definition ? "\n" : ";\n")); + } +} + + +static void +support_h_function(insn_table *entry, + lf *file, + void *data, + table_entry *function) +{ + ASSERT(function->fields[function_type] != NULL); + ASSERT(function->fields[function_param] != NULL); + print_support_function_name(file, + function, + 0/*!is_definition*/); + lf_printf(file, "\n"); +} + + +extern void +gen_support_h(insn_table *table, + lf *file) +{ + /* output the definition of `_SD'*/ + if (generate_smp) { + lf_printf(file, "#define _SD cpu\n"); + lf_printf(file, "#define SD cpu->sd\n"); + lf_printf(file, "#define CPU cpu\n"); + } + else { + lf_printf(file, "#define _SD sd\n"); + lf_printf(file, "#define SD sd\n"); + lf_printf(file, "#define CPU (&sd->cpu)\n"); + } + lf_printf(file, "\n"); + /* output a declaration for all functions */ + insn_table_traverse_function(table, + file, NULL, + support_h_function); + lf_printf(file, "\n"); + lf_printf(file, "#if defined(SUPPORT_INLINE)\n"); + lf_printf(file, "# if ((SUPPORT_INLINE & INCLUDE_MODULE)\\\n"); + lf_printf(file, " && (SUPPORT_INLINE & INCLUDED_BY_MODULE))\n"); + lf_printf(file, "# include \"%ssupport.c\"\n", global_name_prefix); + lf_printf(file, "# endif\n"); + lf_printf(file, "#endif\n"); +} + +static void +support_c_function(insn_table *table, + lf *file, + void *data, + table_entry *function) +{ + ASSERT (function->fields[function_type] != NULL); + print_support_function_name (file, + function, + 1/*!is_definition*/); + table_entry_print_cpp_line_nr (file, function); + lf_printf (file, "{\n"); + lf_indent (file, +2); + lf_print__c_code (file, function->annex); + if (it_is ("internal", function->fields[insn_flags])) + { + lf_printf (file, "sim_io_error (sd, \"Internal function must longjump\\n\");\n"); + lf_printf (file, "memset (&cia, 0, sizeof cia);\n"); + lf_printf (file, "return cia;\n"); + } + lf_indent (file, -2); + lf_printf (file, "}\n"); + lf_print__internal_reference (file); + lf_printf (file, "\n"); +} + + +void +gen_support_c(insn_table *table, + lf *file) +{ + lf_printf(file, "#include \"sim-main.h\"\n"); + lf_printf(file, "#include \"%sidecode.h\"\n", global_name_prefix); + lf_printf(file, "#include \"%ssupport.h\"\n", global_name_prefix); + lf_printf(file, "\n"); + + /* output a definition (c-code) for all functions */ + insn_table_traverse_function(table, + file, NULL, + support_c_function); +} diff --git a/sim/igen/igen.c b/sim/igen/igen.c index d7a0b94..2590dc5 100644 --- a/sim/igen/igen.c +++ b/sim/igen/igen.c @@ -64,13 +64,13 @@ print_semantic_function_formal(lf *file) { int nr; if ((code & generate_with_icache)) - nr = lf_printf(file, "SIM_DESC sd,\n %sidecode_cache *cache_entry,\n address_word cia", + nr = lf_printf(file, "SIM_DESC sd,\n %sidecode_cache *cache_entry,\n instruction_address cia", global_name_prefix); else if (generate_smp) - nr = lf_printf(file, "sim_cpu *cpu,\n %sinstruction_word instruction,\n address_word cia", + nr = lf_printf(file, "sim_cpu *cpu,\n %sinstruction_word instruction,\n instruction_address cia", global_name_prefix); else - nr = lf_printf(file, "SIM_DESC sd,\n %sinstruction_word instruction,\n address_word cia", + nr = lf_printf(file, "SIM_DESC sd,\n %sinstruction_word instruction,\n instruction_address cia", global_name_prefix); return nr; } @@ -92,7 +92,7 @@ int print_semantic_function_type(lf *file) { int nr; - nr = lf_printf(file, "address_word"); + nr = lf_printf(file, "instruction_address"); return nr; } @@ -108,7 +108,7 @@ print_icache_function_formal(lf *file) else nr += lf_printf(file, "SIM_DESC sd,\n"); nr += lf_printf(file, " %sinstruction_word instruction,\n", global_name_prefix); - nr += lf_printf(file, " address_word cia,\n"); + nr += lf_printf(file, " instruction_address cia,\n"); nr += lf_printf(file, " %sidecode_cache *cache_entry", global_name_prefix); return nr; } @@ -257,7 +257,7 @@ print_itrace(lf *file, lf_printf(file, " \"%s:%d:0x%%08lx:%%s\\n\", %s, %s);\n", filter_filename(file_entry->file_name), file_entry->line_nr, - "(long)cia", + ((code & generate_with_semantic_delayed_branch) ? "(long)cia.ip" : "(long)cia"), "itable[MY_INDEX].name"); lf_printf(file, "}\n"); lf_indent_suppress(file); @@ -450,6 +450,7 @@ main(int argc, printf(" semantic-icache - include semantic code in cracking functions\n"); printf(" insn-in-icache - save original instruction when cracking\n"); printf(" default-nia-minus-one - instead of cia + insn-size\n"); + printf(" delayed-branch - instead of cia + insn-size\n"); printf(" conditional-issue - conditionally issue each instruction\n"); printf(" validate-slot - perform slot verification as part of decode\n"); printf("\n"); @@ -548,6 +549,11 @@ main(int argc, } else if (strcmp(optarg, "default-nia-minus-one") == 0) { code |= generate_with_semantic_returning_modified_nia_only; + code &= ~generate_with_semantic_delayed_branch; + } + else if (strcmp(optarg, "delayed-branch") == 0) { + code |= generate_with_semantic_delayed_branch; + code &= ~generate_with_semantic_returning_modified_nia_only; } else if (strcmp(optarg, "conditional-issue") == 0) { code |= generate_with_semantic_conditional_issue; diff --git a/sim/tic80/.Sanitize b/sim/tic80/.Sanitize new file mode 100644 index 0000000..8039fb3 --- /dev/null +++ b/sim/tic80/.Sanitize @@ -0,0 +1,45 @@ +# .Sanitize for devo/sim/ppc. + +# Each directory to survive it's way into a release will need a file +# like this one called "./.Sanitize". All keyword lines must exist, +# and must exist in the order specified by this file. Each directory +# in the tree will be processed, top down, in the following order. + +# Hash started lines like this one are comments and will be deleted +# before anything else is done. Blank lines will also be squashed +# out. + +# The lines between the "Do-first:" line and the "Things-to-keep:" +# line are executed as a /bin/sh shell script before anything else is +# done in this + +Do-first: + +# All files listed between the "Things-to-keep:" line and the +# "Files-to-sed:" line will be kept. All other files will be removed. +# Directories listed in this section will have their own Sanitize +# called. Directories not listed will be removed in their entirety +# with rm -rf. + +Things-to-keep: + +ChangeLog +Makefile.in +alu.h +config.in +configure +configure.in +cpu.h +dc +ic +insns +interp.c +sim-calls.c +sim-main.h + +Things-to-lose: + + +Do-last: + +# End of file. diff --git a/sim/tic80/ChangeLog b/sim/tic80/ChangeLog new file mode 100644 index 0000000..e69de29 diff --git a/sim/tic80/Makefile.in b/sim/tic80/Makefile.in new file mode 100644 index 0000000..2d0c8d1 --- /dev/null +++ b/sim/tic80/Makefile.in @@ -0,0 +1,141 @@ +# Makefile for blah ... +# Copyright blah ... + + + +## COMMON_PRE_CONFIG_FRAG + +# These variables are given default values in COMMON_PRE_CONFIG_FRAG. +# We override the ones we need to here. +# Not all of these need to be mentioned, only the necessary ones. + +# List of object files, less common parts. +SIM_OBJS = sim-endian.o sim-bits.o sim-config.o interp.o \ + support.o idecode.o semantics.o itable.o \ + sim-calls.o \ + sim-events.o \ + sim-core.o \ + sim-io.o \ + sim-utils.o \ + sim-load.o \ + sim-options.o \ + sim-trace.o + +# List of extra dependencies. +# Generally this consists of simulator specific files included by sim-main.h. +SIM_EXTRA_DEPS = itable.h idecode.h cpu.h alu.h + +# List of generators +SIM_GEN=tmp-igen + +# List of flags to always pass to $(CC). +SIM_WARNINGS=@sim_warnings@ +SIM_ENDIAN=@sim_endian@ +SIM_HOSTENDIAN=@sim_hostendian@ +SIM_INLINE=@sim_inline@ +SIM_RESERVED_BITS=@sim_reserved_bits@ + +SIM_EXTRA_CFLAGS = \ + $(SIM_WARNINGS) \ + $(SIM_ENDIAN) \ + $(SIM_HOSTENDIAN) \ + $(SIM_INLINE) \ + $(SIM_RESERVED_BITS) \ + -DWITH_TARGET_WORD_MSB=31 + +# List of main object files for `run'. +SIM_RUN_OBJS = nrun.o + +# Dependency of `clean' to clean any extra files. +SIM_EXTRA_CLEAN = clean-igen + + +## COMMON_POST_CONFIG_FRAG + +# Rules need to build $(SIM_OBJS), plus whatever else the target wants. + +# ... target specific rules ... + +BUILT_SRC_FROM_IGEN = \ + icache.h \ + icache.c \ + idecode.h \ + idecode.c \ + semantics.h \ + semantics.c \ + model.h \ + model.c \ + support.h \ + support.c \ + itable.h itable.c +$(BUILT_SRC_FROM_IGEN): tmp-igen +# + +.PHONY: clean-igen +clean-igen: + rm -f $(BUILT_SRC_FROM_IGEN) + rm -f tmp-igen tmp-insns + +../igen/igen: + cd ../igen && $(MAKE) + +tmp-igen: $(srcdir)/dc $(srcdir)/insns $(srcdir)/ic ../igen/igen + cd ../igen && $(MAKE) + @echo "Generating short version ..." + ../igen/igen \ + -G direct-access \ + -G delayed-branch \ + -G omit-line-numbers \ + -F short,emul \ + -B 32 -H 31 \ + -o $(srcdir)/dc \ + -k $(srcdir)/ic \ + -i $(srcdir)/insns \ + -n icache.h -hc tmp-icache.h \ + -n icache.c -c tmp-icache.c \ + -n semantics.h -hs tmp-semantics.h \ + -n semantics.c -s tmp-semantics.c \ + -n idecode.h -hd tmp-idecode.h \ + -n idecode.c -d tmp-idecode.c \ + -n model.h -hm tmp-model.h \ + -n model.c -m tmp-model.c \ + -n support.h -hf tmp-support.h \ + -n support.c -f tmp-support.c \ + -n itable.h -ht tmp-itable.h \ + -n itable.c -t tmp-itable.c + $(srcdir)/../../move-if-change tmp-icache.h icache.h + $(srcdir)/../../move-if-change tmp-icache.c icache.c + $(srcdir)/../../move-if-change tmp-idecode.h idecode.h + $(srcdir)/../../move-if-change tmp-idecode.c idecode.c + $(srcdir)/../../move-if-change tmp-semantics.h semantics.h + $(srcdir)/../../move-if-change tmp-semantics.c semantics.c + $(srcdir)/../../move-if-change tmp-model.h model.h + $(srcdir)/../../move-if-change tmp-model.c model.c + $(srcdir)/../../move-if-change tmp-support.h support.h + $(srcdir)/../../move-if-change tmp-support.c support.c + $(srcdir)/../../move-if-change tmp-itable.h itable.h + $(srcdir)/../../move-if-change tmp-itable.c itable.c + touch tmp-igen + +ENGINE_H = \ + sim-main.h \ + $(srcdir)/../common/sim-basics.h \ + config.h \ + $(srcdir)/../common/sim-config.h \ + $(srcdir)/../common/sim-inline.h \ + $(srcdir)/../common/sim-types.h \ + $(srcdir)/../common/sim-bits.h \ + $(srcdir)/../common/sim-endian.h \ + itable.h \ + idecode.h \ + cpu.h \ + alu.h \ + $(srcdir)/../common/sim-alu.h \ + $(srcdir)/../common/sim-core.h \ + $(srcdir)/../common/sim-events.h \ + +idecode.o: $(ENGINE_H) +semantics.o: $(ENGINE_H) +interp.o: interp.c $(ENGINE_H) +sim-calls.o: sim-calls.c $(ENGINE_H) +cpu.o: cpu.c $(ENGINE_H) diff --git a/sim/tic80/alu.h b/sim/tic80/alu.h new file mode 100644 index 0000000..2f0aad5 --- /dev/null +++ b/sim/tic80/alu.h @@ -0,0 +1,34 @@ +#ifndef _TIC80_ALU_H_ +#define _TIC80_ALU_H_ + +#define ALU_CARRY 0 /* FIXME */ + +#include "sim-alu.h" + +#define ALU32_END(TARG) \ +{ \ + (TARG) = (unsigned32)alu_carry_val; /* FIXME */ \ +}} + +#define ALU_END(TARG) ALU32_END(TARG) + + +/* Bring data in from the cold */ + +#define IMEM(EA) sim_core_read_4(sd, sim_core_execute_map, (EA)) + +#define MEM(SIGN, EA, NR_BYTES) \ +((SIGN##_##NR_BYTES) sim_core_read_##NR_BYTES(sd, sim_core_read_map, (EA))) + +#define STORE(EA, NR_BYTES, VAL) \ +do { \ + sim_core_write_##NR_BYTES(sd, sim_core_write_map, (EA), (VAL)); \ +} while (0) + + +#define long_immediate(VARIABLE) \ + unsigned_word VARIABLE = MEM (unsigned, nia.ip, 4); \ + nia.ip += sizeof (instruction_word); \ + nia.dp += sizeof (instruction_word); + +#endif diff --git a/sim/tic80/config.in b/sim/tic80/config.in new file mode 100644 index 0000000..41a2785 --- /dev/null +++ b/sim/tic80/config.in @@ -0,0 +1,35 @@ +/* config.in. Generated automatically from configure.in by autoheader. */ + +/* Define as the return type of signal handlers (int or void). */ +#undef RETSIGTYPE + +/* Define if your processor stores words with the most significant + byte first (like Motorola and SPARC, unlike Intel and VAX). */ +#undef WORDS_BIGENDIAN + +/* Define if you have the getrusage function. */ +#undef HAVE_GETRUSAGE + +/* Define if you have the time function. */ +#undef HAVE_TIME + +/* Define if you have the header file. */ +#undef HAVE_STDLIB_H + +/* Define if you have the header file. */ +#undef HAVE_STRING_H + +/* Define if you have the header file. */ +#undef HAVE_STRINGS_H + +/* Define if you have the header file. */ +#undef HAVE_SYS_RESOURCE_H + +/* Define if you have the header file. */ +#undef HAVE_SYS_TIME_H + +/* Define if you have the header file. */ +#undef HAVE_TIME_H + +/* Define if you have the header file. */ +#undef HAVE_UNISTD_H diff --git a/sim/tic80/configure b/sim/tic80/configure new file mode 100755 index 0000000..2e1619c --- /dev/null +++ b/sim/tic80/configure @@ -0,0 +1,1961 @@ +#! /bin/sh + +# Guess values for system-dependent variables and create Makefiles. +# Generated automatically using autoconf version 2.12 +# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc. +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. + +# Defaults: +ac_help= +ac_default_prefix=/usr/local +# Any additions from configure.in: +ac_help="$ac_help + --enable-sim-bswap Use Host specific BSWAP instruction." +ac_help="$ac_help + --enable-sim-cflags=opts Extra CFLAGS for use in building simulator" +ac_help="$ac_help + --enable-sim-debug=opts Enable debugging flags" +ac_help="$ac_help + --enable-sim-stdio Specify whether to use stdio for console input/output." +ac_help="$ac_help + --enable-sim-trace=opts Enable tracing flags" +ac_help="$ac_help + --enable-sim-inline=inlines Specify which functions should be inlined." +ac_help="$ac_help + --enable-sim-endian=endian Specify target byte endian orientation." +ac_help="$ac_help + --enable-sim-hostendain=end Specify host byte endian orientation." +ac_help="$ac_help + --enable-sim-warnings=opts Extra CFLAGS for turning on compiler warnings except for idecode.o, semantics.o and psim.o" +ac_help="$ac_help + --enable-sim-reserved-bits Specify whether to check reserved bits in instruction." + +# Initialize some variables set by options. +# The variables have the same names as the options, with +# dashes changed to underlines. +build=NONE +cache_file=./config.cache +exec_prefix=NONE +host=NONE +no_create= +nonopt=NONE +no_recursion= +prefix=NONE +program_prefix=NONE +program_suffix=NONE +program_transform_name=s,x,x, +silent= +site= +srcdir= +target=NONE +verbose= +x_includes=NONE +x_libraries=NONE +bindir='${exec_prefix}/bin' +sbindir='${exec_prefix}/sbin' +libexecdir='${exec_prefix}/libexec' +datadir='${prefix}/share' +sysconfdir='${prefix}/etc' +sharedstatedir='${prefix}/com' +localstatedir='${prefix}/var' +libdir='${exec_prefix}/lib' +includedir='${prefix}/include' +oldincludedir='/usr/include' +infodir='${prefix}/info' +mandir='${prefix}/man' + +# Initialize some other variables. +subdirs= +MFLAGS= MAKEFLAGS= +# Maximum number of lines to put in a shell here document. +ac_max_here_lines=12 + +ac_prev= +for ac_option +do + + # If the previous option needs an argument, assign it. + if test -n "$ac_prev"; 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then + { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; } + fi + ac_package=`echo $ac_package| sed 's/-/_/g'` + eval "with_${ac_package}=no" ;; + + --x) + # Obsolete; use --with-x. + with_x=yes ;; + + -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \ + | --x-incl | --x-inc | --x-in | --x-i) + ac_prev=x_includes ;; + -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \ + | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*) + x_includes="$ac_optarg" ;; + + -x-libraries | --x-libraries | --x-librarie | --x-librari \ + | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l) + ac_prev=x_libraries ;; + -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \ + | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*) + x_libraries="$ac_optarg" ;; + + -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; } + ;; + + *) + if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then + echo "configure: warning: $ac_option: invalid host type" 1>&2 + fi + if test "x$nonopt" != xNONE; then + { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } + fi + nonopt="$ac_option" + ;; + + esac +done + +if test -n "$ac_prev"; then + { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; } +fi + +trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15 + +# File descriptor usage: +# 0 standard input +# 1 file creation +# 2 errors and warnings +# 3 some systems may open it to /dev/tty +# 4 used on the Kubota Titan +# 6 checking for... messages and results +# 5 compiler messages saved in config.log +if test "$silent" = yes; then + exec 6>/dev/null +else + exec 6>&1 +fi +exec 5>./config.log + +echo "\ +This file contains any messages produced by compilers while +running configure, to aid debugging if configure makes a mistake. +" 1>&5 + +# Strip out --no-create and --no-recursion so they do not pile up. +# Also quote any args containing shell metacharacters. +ac_configure_args= +for ac_arg +do + case "$ac_arg" in + -no-create | --no-create | --no-creat | --no-crea | --no-cre \ + | --no-cr | --no-c) ;; + -no-recursion | --no-recursion | --no-recursio | --no-recursi \ + | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;; + *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*) + ac_configure_args="$ac_configure_args '$ac_arg'" ;; + *) ac_configure_args="$ac_configure_args $ac_arg" ;; + esac +done + +# NLS nuisances. +# Only set these to C if already set. These must not be set unconditionally +# because not all systems understand e.g. LANG=C (notably SCO). +# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'! +# Non-C LC_CTYPE values break the ctype check. +if test "${LANG+set}" = set; then LANG=C; export LANG; fi +if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi +if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi +if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi + +# confdefs.h avoids OS command line length limits that DEFS can exceed. +rm -rf conftest* confdefs.h +# AIX cpp loses on an empty file, so make sure it contains at least a newline. +echo > confdefs.h + +# A filename unique to this package, relative to the directory that +# configure is in, which we can look for to find out if srcdir is correct. +ac_unique_file=Makefile.in + +# Find the source files, if location was not specified. +if test -z "$srcdir"; then + ac_srcdir_defaulted=yes + # Try the directory containing this script, then its parent. + ac_prog=$0 + ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'` + test "x$ac_confdir" = "x$ac_prog" && ac_confdir=. + srcdir=$ac_confdir + if test ! -r $srcdir/$ac_unique_file; then + srcdir=.. + fi +else + ac_srcdir_defaulted=no +fi +if test ! -r $srcdir/$ac_unique_file; then + if test "$ac_srcdir_defaulted" = yes; then + { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; } + else + { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; } + fi +fi +srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'` + +# Prefer explicitly selected file to automatically selected ones. +if test -z "$CONFIG_SITE"; then + if test "x$prefix" != xNONE; then + CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site" + else + CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site" + fi +fi +for ac_site_file in $CONFIG_SITE; do + if test -r "$ac_site_file"; then + echo "loading site script $ac_site_file" + . "$ac_site_file" + fi +done + +if test -r "$cache_file"; then + echo "loading cache $cache_file" + . $cache_file +else + echo "creating cache $cache_file" + > $cache_file +fi + +ac_ext=c +# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. +ac_cpp='$CPP $CPPFLAGS' +ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' +ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' +cross_compiling=$ac_cv_prog_cc_cross + +if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then + # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. + if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then + ac_n= ac_c=' +' ac_t=' ' + else + ac_n=-n ac_c= ac_t= + fi +else + ac_n= ac_c='\c' ac_t= +fi + + + +echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6 +echo "configure:544: checking how to run the C preprocessor" >&5 +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then +if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + # This must be in double quotes, not single quotes, because CPP may get + # substituted into the Makefile and "${CC-cc}" will confuse make. + CPP="${CC-cc} -E" + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. + cat > conftest.$ac_ext < +Syntax Error +EOF +ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" +{ (eval echo configure:565: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +ac_err=`grep -v '^ *+' conftest.out` +if test -z "$ac_err"; then + : +else + echo "$ac_err" >&5 + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + CPP="${CC-cc} -E -traditional-cpp" + cat > conftest.$ac_ext < +Syntax Error +EOF +ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" +{ (eval echo configure:582: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +ac_err=`grep -v '^ *+' conftest.out` +if test -z "$ac_err"; then + : +else + echo "$ac_err" >&5 + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + CPP=/lib/cpp +fi +rm -f conftest* +fi +rm -f conftest* + ac_cv_prog_CPP="$CPP" +fi + CPP="$ac_cv_prog_CPP" +else + ac_cv_prog_CPP="$CPP" +fi +echo "$ac_t""$CPP" 1>&6 + + +# autoconf.info says this should be called right after AC_INIT. + + +ac_aux_dir= +for ac_dir in `cd $srcdir;pwd`/../.. $srcdir/`cd $srcdir;pwd`/../..; do + if test -f $ac_dir/install-sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install-sh -c" + break + elif test -f $ac_dir/install.sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install.sh -c" + break + fi +done +if test -z "$ac_aux_dir"; then + { echo "configure: error: can not find install-sh or install.sh in `cd $srcdir;pwd`/../.. $srcdir/`cd $srcdir;pwd`/../.." 1>&2; exit 1; } +fi +ac_config_guess=$ac_aux_dir/config.guess +ac_config_sub=$ac_aux_dir/config.sub +ac_configure=$ac_aux_dir/configure # This should be Cygnus configure. + + +# Do some error checking and defaulting for the host and target type. +# The inputs are: +# configure --host=HOST --target=TARGET --build=BUILD NONOPT +# +# The rules are: +# 1. You are not allowed to specify --host, --target, and nonopt at the +# same time. +# 2. Host defaults to nonopt. +# 3. If nonopt is not specified, then host defaults to the current host, +# as determined by config.guess. +# 4. Target and build default to nonopt. +# 5. If nonopt is not specified, then target and build default to host. + +# The aliases save the names the user supplied, while $host etc. +# will get canonicalized. +case $host---$target---$nonopt in +NONE---*---* | *---NONE---* | *---*---NONE) ;; +*) { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; } ;; +esac + + +# Make sure we can run config.sub. +if $ac_config_sub sun4 >/dev/null 2>&1; then : +else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; } +fi + +echo $ac_n "checking host system type""... $ac_c" 1>&6 +echo "configure:655: checking host system type" >&5 + +host_alias=$host +case "$host_alias" in +NONE) + case $nonopt in + NONE) + if host_alias=`$ac_config_guess`; then : + else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; } + fi ;; + *) host_alias=$nonopt ;; + esac ;; +esac + +host=`$ac_config_sub $host_alias` +host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +echo "$ac_t""$host" 1>&6 + +echo $ac_n "checking target system type""... $ac_c" 1>&6 +echo "configure:676: checking target system type" >&5 + +target_alias=$target +case "$target_alias" in +NONE) + case $nonopt in + NONE) target_alias=$host_alias ;; + *) target_alias=$nonopt ;; + esac ;; +esac + +target=`$ac_config_sub $target_alias` +target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +echo "$ac_t""$target" 1>&6 + +echo $ac_n "checking build system type""... $ac_c" 1>&6 +echo "configure:694: checking build system type" >&5 + +build_alias=$build +case "$build_alias" in +NONE) + case $nonopt in + NONE) build_alias=$host_alias ;; + *) build_alias=$nonopt ;; + esac ;; +esac + +build=`$ac_config_sub $build_alias` +build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +echo "$ac_t""$build" 1>&6 + +test "$host_alias" != "$target_alias" && + test "$program_prefix$program_suffix$program_transform_name" = \ + NONENONEs,x,x, && + program_prefix=${target_alias}- + +if test "$program_transform_name" = s,x,x,; then + program_transform_name= +else + # Double any \ or $. echo might interpret backslashes. + cat <<\EOF_SED > conftestsed +s,\\,\\\\,g; s,\$,$$,g +EOF_SED + program_transform_name="`echo $program_transform_name|sed -f conftestsed`" + rm -f conftestsed +fi +test "$program_prefix" != NONE && + program_transform_name="s,^,${program_prefix},; $program_transform_name" +# Use a double $ so make ignores it. +test "$program_suffix" != NONE && + program_transform_name="s,\$\$,${program_suffix},; $program_transform_name" + +# sed with no file args requires a program. +test "$program_transform_name" = "" && program_transform_name="s,x,x," + +# Extract the first word of "gcc", so it can be a program name with args. +set dummy gcc; ac_word=$2 +echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 +echo "configure:738: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" + for ac_dir in $PATH; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + ac_cv_prog_CC="gcc" + break + fi + done + IFS="$ac_save_ifs" +fi +fi +CC="$ac_cv_prog_CC" +if test -n "$CC"; then + echo "$ac_t""$CC" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + +if test -z "$CC"; then + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 +echo "configure:767: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" + ac_prog_rejected=no + for ac_dir in $PATH; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + break + fi + done + IFS="$ac_save_ifs" +if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy $ac_cv_prog_CC + shift + if test $# -gt 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + set dummy "$ac_dir/$ac_word" "$@" + shift + ac_cv_prog_CC="$@" + fi +fi +fi +fi +CC="$ac_cv_prog_CC" +if test -n "$CC"; then + echo "$ac_t""$CC" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; } +fi + +echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6 +echo "configure:815: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 + +ac_ext=c +# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. +ac_cpp='$CPP $CPPFLAGS' +ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' +ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' +cross_compiling=$ac_cv_prog_cc_cross + +cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest; then + ac_cv_prog_cc_works=yes + # If we can't run a trivial program, we are probably using a cross compiler. + if (./conftest; exit) 2>/dev/null; then + ac_cv_prog_cc_cross=no + else + ac_cv_prog_cc_cross=yes + fi +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + ac_cv_prog_cc_works=no +fi +rm -fr conftest* + +echo "$ac_t""$ac_cv_prog_cc_works" 1>&6 +if test $ac_cv_prog_cc_works = no; then + { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; } +fi +echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6 +echo "configure:849: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 +echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6 +cross_compiling=$ac_cv_prog_cc_cross + +echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6 +echo "configure:854: checking whether we are using GNU C" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.c <&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then + ac_cv_prog_gcc=yes +else + ac_cv_prog_gcc=no +fi +fi + +echo "$ac_t""$ac_cv_prog_gcc" 1>&6 + +if test $ac_cv_prog_gcc = yes; then + GCC=yes + ac_test_CFLAGS="${CFLAGS+set}" + ac_save_CFLAGS="$CFLAGS" + CFLAGS= + echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6 +echo "configure:878: checking whether ${CC-cc} accepts -g" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + echo 'void f(){}' > conftest.c +if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then + ac_cv_prog_cc_g=yes +else + ac_cv_prog_cc_g=no +fi +rm -f conftest* + +fi + +echo "$ac_t""$ac_cv_prog_cc_g" 1>&6 + if test "$ac_test_CFLAGS" = set; then + CFLAGS="$ac_save_CFLAGS" + elif test $ac_cv_prog_cc_g = yes; then + CFLAGS="-g -O2" + else + CFLAGS="-O2" + fi +else + GCC= + test "${CFLAGS+set}" = set || CFLAGS="-g" +fi + +# Find a good install program. We prefer a C program (faster), +# so one script is as good as another. But avoid the broken or +# incompatible versions: +# SysV /etc/install, /usr/sbin/install +# SunOS /usr/etc/install +# IRIX /sbin/install +# AIX /bin/install +# AFS /usr/afsws/bin/install, which mishandles nonexistent args +# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" +# ./install, which can be erroneously created by make from ./install.sh. +echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6 +echo "configure:916: checking for a BSD compatible install" >&5 +if test -z "$INSTALL"; then +if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="${IFS}:" + for ac_dir in $PATH; do + # Account for people who put trailing slashes in PATH elements. + case "$ac_dir/" in + /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + for ac_prog in ginstall installbsd scoinst install; do + if test -f $ac_dir/$ac_prog; then + if test $ac_prog = install && + grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + # OSF/1 installbsd also uses dspmsg, but is usable. + : + else + ac_cv_path_install="$ac_dir/$ac_prog -c" + break 2 + fi + fi + done + ;; + esac + done + IFS="$ac_save_IFS" + +fi + if test "${ac_cv_path_install+set}" = set; then + INSTALL="$ac_cv_path_install" + else + # As a last resort, use the slow shell script. We don't cache a + # path for INSTALL within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the path is relative. + INSTALL="$ac_install_sh" + fi +fi +echo "$ac_t""$INSTALL" 1>&6 + +# Use test -z because SunOS4 sh mishandles braces in ${var-val}. +# It thinks the first close brace ends the variable substitution. +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' + +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' + + +# Put a plausible default for CC_FOR_BUILD in Makefile. +if test "x$cross_compiling" = "xno"; then + CC_FOR_BUILD='$(CC)' +else + CC_FOR_BUILD=gcc +fi + + + + +AR=${AR-ar} + +# Extract the first word of "ranlib", so it can be a program name with args. +set dummy ranlib; ac_word=$2 +echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 +echo "configure:981: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$RANLIB"; then + ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" + for ac_dir in $PATH; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + ac_cv_prog_RANLIB="ranlib" + break + fi + done + IFS="$ac_save_ifs" + test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":" +fi +fi +RANLIB="$ac_cv_prog_RANLIB" +if test -n "$RANLIB"; then + echo "$ac_t""$RANLIB" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + +# Check for common headers. +# FIXME: Seems to me this can cause problems for i386-windows hosts. +# At one point there were hardcoded AC_DEFINE's if ${host} = i386-*-windows*. +for ac_hdr in stdlib.h string.h strings.h unistd.h time.h sys/time.h sys/resource.h +do +ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` +echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 +echo "configure:1015: checking for $ac_hdr" >&5 +if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext < +EOF +ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" +{ (eval echo configure:1025: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +ac_err=`grep -v '^ *+' conftest.out` +if test -z "$ac_err"; then + rm -rf conftest* + eval "ac_cv_header_$ac_safe=yes" +else + echo "$ac_err" >&5 + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_header_$ac_safe=no" +fi +rm -f conftest* +fi +if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then + echo "$ac_t""yes" 1>&6 + ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` + cat >> confdefs.h <&6 +fi +done + +for ac_func in getrusage time +do +echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 +echo "configure:1054: checking for $ac_func" >&5 +if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext < +/* Override any gcc2 internal prototype to avoid an error. */ +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char $ac_func(); + +int main() { + +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_$ac_func) || defined (__stub___$ac_func) +choke me +#else +$ac_func(); +#endif + +; return 0; } +EOF +if { (eval echo configure:1082: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then + rm -rf conftest* + eval "ac_cv_func_$ac_func=yes" +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_func_$ac_func=no" +fi +rm -f conftest* +fi + +if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then + echo "$ac_t""yes" 1>&6 + ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` + cat >> confdefs.h <&6 +fi +done + + +. ${srcdir}/../../bfd/configure.host + + + +# Check whether --enable-sim-bswap or --disable-sim-bswap was given. +if test "${enable_sim_bswap+set}" = set; then + enableval="$enable_sim_bswap" + case "${enableval}" in + yes) sim_bswap="-DWITH_BSWAP=1 -DUSE_BSWAP=1";; + no) sim_bswap="-DWITH_BSWAP=0";; + *) { echo "configure: error: "--enable-sim-bswap does not take a value"" 1>&2; exit 1; }; sim_bswap="";; +esac +if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then + echo "Setting bswap flags = $sim_bswap" 6>&1 +fi +else + sim_bswap="" +fi + + + +# Check whether --enable-sim-cflags or --disable-sim-cflags was given. +if test "${enable_sim_cflags+set}" = set; then + enableval="$enable_sim_cflags" + case "${enableval}" in + yes) sim_cflags="-O2";; + trace) { echo "configure: error: "Please use --enable-sim-debug instead."" 1>&2; exit 1; }; sim_cflags="";; + no) sim_cflags="";; + *) sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;; +esac +if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then + echo "Setting sim cflags = $sim_cflags" 6>&1 +fi +else + sim_cflags="" +fi + + + +# Check whether --enable-sim-debug or --disable-sim-debug was given. +if test "${enable_sim_debug+set}" = set; then + enableval="$enable_sim_debug" + case "${enableval}" in + yes) sim_debug="-DDEBUG=7 -DWITH_DEBUG=7";; + no) sim_debug="-DDEBUG=0 -DWITH_DEBUG=0";; + *) sim_debug="-DDEBUG='(${enableval})' -DWITH_DEBUG='(${enableval})'";; +esac +if test x"$silent" != x"yes" && test x"$sim_debug" != x""; then + echo "Setting sim debug = $sim_debug" 6>&1 +fi +else + sim_debug="" +fi + + + +# Check whether --enable-sim-stdio or --disable-sim-stdio was given. +if test "${enable_sim_stdio+set}" = set; then + enableval="$enable_sim_stdio" + case "${enableval}" in + yes) sim_stdio="-DWITH_STDIO=DO_USE_STDIO";; + no) sim_stdio="-DWITH_STDIO=DONT_USE_STDIO";; + *) { echo "configure: error: "Unknown value $enableval passed to --enable-sim-stdio"" 1>&2; exit 1; }; sim_stdio="";; +esac +if test x"$silent" != x"yes" && test x"$sim_stdio" != x""; then + echo "Setting stdio flags = $sim_stdio" 6>&1 +fi +else + sim_stdio="" +fi + + + +# Check whether --enable-sim-trace or --disable-sim-trace was given. +if test "${enable_sim_trace+set}" = set; then + enableval="$enable_sim_trace" + case "${enableval}" in + yes) sim_trace="-DTRACE=1 -DWITH_TRACE=1";; + no) sim_trace="-DTRACE=0 -DWITH_TRACE=0";; + *) sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";; +esac +if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then + echo "Setting sim trace = $sim_trace" 6>&1 +fi +else + sim_trace="" +fi + + + +echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6 +echo "configure:1198: checking return type of signal handlers" >&5 +if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext < +#include +#ifdef signal +#undef signal +#endif +#ifdef __cplusplus +extern "C" void (*signal (int, void (*)(int)))(int); +#else +void (*signal ()) (); +#endif + +int main() { +int i; +; return 0; } +EOF +if { (eval echo configure:1220: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_type_signal=void +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + ac_cv_type_signal=int +fi +rm -f conftest* +fi + +echo "$ac_t""$ac_cv_type_signal" 1>&6 +cat >> confdefs.h <&1 +fi +else + if test x"$GCC" != "x" -a x"${default_sim_inline}" != "x" ; then + sim_inline="${default_sim_inline}" + if test x"$silent" != x"yes"; then + echo "Setting inline flags = $sim_inline" 6>&1 + fi +else + sim_inline="" +fi +fi + + + +default_sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN" +# Check whether --enable-sim-endian or --disable-sim-endian was given. +if test "${enable_sim_endian+set}" = set; then + enableval="$enable_sim_endian" + case "${enableval}" in + yes) case "$target" in + *powerpc-*) sim_endian="-DWITH_TARGET_BYTE_ORDER=BIG_ENDIAN";; + *powerpcle-*) sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN";; + *) echo "Unknown target $target" 1>&6; sim_endian="-DWITH_TARGET_BYTE_ORDER=0";; + esac;; + no) sim_endian="-DWITH_TARGET_BYTE_ORDER=0";; + b*|B*) sim_endian="-DWITH_TARGET_BYTE_ORDER=BIG_ENDIAN";; + l*|L*) sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN";; + *) { echo "configure: error: "Unknown value $enableval for --enable-sim-endian"" 1>&2; exit 1; }; sim_endian="";; +esac +if test x"$silent" != x"yes" && test x"$sim_endian" != x""; then + echo "Setting endian flags = $sim_endian" 6>&1 +fi +else + sim_endian="${default_sim_endian}" +fi + + + +# Check whether --enable-sim-hostendian or --disable-sim-hostendian was given. +if test "${enable_sim_hostendian+set}" = set; then + enableval="$enable_sim_hostendian" + case "${enableval}" in + no) sim_hostendian="-DWITH_HOST_BYTE_ORDER=0";; + b*|B*) sim_hostendian="-DWITH_HOST_BYTE_ORDER=BIG_ENDIAN";; + l*|L*) sim_hostendian="-DWITH_HOST_BYTE_ORDER=LITTLE_ENDIAN";; + *) { echo "configure: error: "Unknown value $enableval for --enable-sim-hostendian"" 1>&2; exit 1; }; sim_hostendian="";; +esac +if test x"$silent" != x"yes" && test x"$sim_hostendian" != x""; then + echo "Setting hostendian flags = $sim_hostendian" 6>&1 +fi +else + +if test "x$cross_compiling" = "xno"; then + echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6 +echo "configure:1342: checking whether byte ordering is bigendian" >&5 +if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + ac_cv_c_bigendian=unknown +# See if sys/param.h defines the BYTE_ORDER macro. +cat > conftest.$ac_ext < +#include +int main() { + +#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN + bogus endian macros +#endif +; return 0; } +EOF +if { (eval echo configure:1360: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + # It does; now see whether it defined to BIG_ENDIAN or not. +cat > conftest.$ac_ext < +#include +int main() { + +#if BYTE_ORDER != BIG_ENDIAN + not big endian +#endif +; return 0; } +EOF +if { (eval echo configure:1375: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_c_bigendian=yes +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + ac_cv_c_bigendian=no +fi +rm -f conftest* +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 +fi +rm -f conftest* +if test $ac_cv_c_bigendian = unknown; then +if test "$cross_compiling" = yes; then + { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } +else + cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null +then + ac_cv_c_bigendian=no +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -fr conftest* + ac_cv_c_bigendian=yes +fi +rm -fr conftest* +fi + +fi +fi + +echo "$ac_t""$ac_cv_c_bigendian" 1>&6 +if test $ac_cv_c_bigendian = yes; then + cat >> confdefs.h <<\EOF +#define WORDS_BIGENDIAN 1 +EOF + +fi + + if test $ac_cv_c_bigendian = yes; then + sim_hostendian="-DWITH_HOST_BYTE_ORDER=BIG_ENDIAN" + else + sim_hostendian="-DWITH_HOST_BYTE_ORDER=LITTLE_ENDIAN" + fi +else + sim_hostendian="-DWITH_HOST_BYTE_ORDER=0" +fi +fi + + + +# Check whether --enable-sim-warnings or --disable-sim-warnings was given. +if test "${enable_sim_warnings+set}" = set; then + enableval="$enable_sim_warnings" + case "${enableval}" in + yes) sim_warnings="-Werror -Wall -Wpointer-arith -Wmissing-prototypes -Wmissing-declarations ";; + no) sim_warnings="-w";; + *) sim_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; +esac +if test x"$silent" != x"yes" && test x"$sim_warnings" != x""; then + echo "Setting warning flags = $sim_warnings" 6>&1 +fi +else + sim_warnings="" +fi + + + +default_sim_reserved_bits="1" +# Check whether --enable-sim-reserved-bits or --disable-sim-reserved-bits was given. +if test "${enable_sim_reserved_bits+set}" = set; then + enableval="$enable_sim_reserved_bits" + case "${enableval}" in + yes) sim_reserved_bits="-DWITH_RESERVED_BITS=1";; + no) sim_reserved_bits="-DWITH_RESERVED_BITS=0";; + *) { echo "configure: error: "--enable-sim-reserved-bits does not take a value"" 1>&2; exit 1; }; sim_reserved_bits="";; +esac +if test x"$silent" != x"yes" && test x"$sim_reserved_bits" != x""; then + echo "Setting reserved flags = $sim_reserved_bits" 6>&1 +fi +else + sim_reserved_bits="-DWITH_RESERVED_BITS=${default_sim_reserved_bits}" +fi + + + +for ac_hdr in stdlib.h unistd.h string.h strings.h +do +ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` +echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 +echo "configure:1482: checking for $ac_hdr" >&5 +if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext < +EOF +ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" +{ (eval echo configure:1492: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +ac_err=`grep -v '^ *+' conftest.out` +if test -z "$ac_err"; then + rm -rf conftest* + eval "ac_cv_header_$ac_safe=yes" +else + echo "$ac_err" >&5 + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + eval "ac_cv_header_$ac_safe=no" +fi +rm -f conftest* +fi +if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then + echo "$ac_t""yes" 1>&6 + ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'` + cat >> confdefs.h <&6 +fi +done + + + + + +trap '' 1 2 15 +cat > confcache <<\EOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs. It is not useful on other systems. +# If it contains results you don't want to keep, you may remove or edit it. +# +# By default, configure uses ./config.cache as the cache file, +# creating it if it does not exist already. You can give configure +# the --cache-file=FILE option to use a different cache file; that is +# what configure does when it calls configure scripts in +# subdirectories, so they share the cache. +# Giving --cache-file=/dev/null disables caching, for debugging configure. +# config.status only pays attention to the cache file if you give it the +# --recheck option to rerun configure. +# +EOF +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, don't put newlines in cache variables' values. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +(set) 2>&1 | + case `(ac_space=' '; set) 2>&1` in + *ac_space=\ *) + # `set' does not quote correctly, so add quotes (double-quote substitution + # turns \\\\ into \\, and sed turns \\ into \). + sed -n \ + -e "s/'/'\\\\''/g" \ + -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p" + ;; + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p' + ;; + esac >> confcache +if cmp -s $cache_file confcache; then + : +else + if test -w $cache_file; then + echo "updating cache $cache_file" + cat confcache > $cache_file + else + echo "not updating unwritable cache $cache_file" + fi +fi +rm -f confcache + +trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15 + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +# Any assignment to VPATH causes Sun make to only execute +# the first set of double-colon rules, so remove it if not needed. +# If there is a colon in the path, we need to keep it. +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d' +fi + +trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15 + +DEFS=-DHAVE_CONFIG_H + +# Without the "./", some shells look in PATH for config.status. +: ${CONFIG_STATUS=./config.status} + +echo creating $CONFIG_STATUS +rm -f $CONFIG_STATUS +cat > $CONFIG_STATUS </dev/null | sed 1q`: +# +# $0 $ac_configure_args +# +# Compiler output produced by configure, useful for debugging +# configure, is in ./config.log if it exists. + +ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]" +for ac_option +do + case "\$ac_option" in + -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) + echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion" + exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;; + -version | --version | --versio | --versi | --vers | --ver | --ve | --v) + echo "$CONFIG_STATUS generated by autoconf version 2.12" + exit 0 ;; + -help | --help | --hel | --he | --h) + echo "\$ac_cs_usage"; exit 0 ;; + *) echo "\$ac_cs_usage"; exit 1 ;; + esac +done + +ac_given_srcdir=$srcdir +ac_given_INSTALL="$INSTALL" + +trap 'rm -fr `echo "Makefile.sim:Makefile.in Make-common.sim:../common/Make-common.in config.h:config.in" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15 +EOF +cat >> $CONFIG_STATUS < conftest.subs <<\\CEOF +$ac_vpsub +$extrasub +s%@CFLAGS@%$CFLAGS%g +s%@CPPFLAGS@%$CPPFLAGS%g +s%@CXXFLAGS@%$CXXFLAGS%g +s%@DEFS@%$DEFS%g +s%@LDFLAGS@%$LDFLAGS%g +s%@LIBS@%$LIBS%g +s%@exec_prefix@%$exec_prefix%g +s%@prefix@%$prefix%g +s%@program_transform_name@%$program_transform_name%g +s%@bindir@%$bindir%g +s%@sbindir@%$sbindir%g +s%@libexecdir@%$libexecdir%g +s%@datadir@%$datadir%g +s%@sysconfdir@%$sysconfdir%g +s%@sharedstatedir@%$sharedstatedir%g +s%@localstatedir@%$localstatedir%g +s%@libdir@%$libdir%g +s%@includedir@%$includedir%g +s%@oldincludedir@%$oldincludedir%g +s%@infodir@%$infodir%g +s%@mandir@%$mandir%g +s%@host@%$host%g +s%@host_alias@%$host_alias%g +s%@host_cpu@%$host_cpu%g +s%@host_vendor@%$host_vendor%g +s%@host_os@%$host_os%g +s%@target@%$target%g +s%@target_alias@%$target_alias%g +s%@target_cpu@%$target_cpu%g +s%@target_vendor@%$target_vendor%g +s%@target_os@%$target_os%g +s%@build@%$build%g +s%@build_alias@%$build_alias%g +s%@build_cpu@%$build_cpu%g +s%@build_vendor@%$build_vendor%g +s%@build_os@%$build_os%g +s%@CC@%$CC%g +s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g +s%@INSTALL_DATA@%$INSTALL_DATA%g +s%@CC_FOR_BUILD@%$CC_FOR_BUILD%g +s%@HDEFINES@%$HDEFINES%g +s%@AR@%$AR%g +s%@RANLIB@%$RANLIB%g +s%@CPP@%$CPP%g +s%@sim_bswap@%$sim_bswap%g +s%@sim_cflags@%$sim_cflags%g +s%@sim_debug@%$sim_debug%g +s%@sim_stdio@%$sim_stdio%g +s%@sim_trace@%$sim_trace%g +s%@sim_inline@%$sim_inline%g +s%@sim_endian@%$sim_endian%g +s%@sim_hostendian@%$sim_hostendian%g +s%@sim_warnings@%$sim_warnings%g +s%@sim_reserved_bits@%$sim_reserved_bits%g + +CEOF +EOF + +cat >> $CONFIG_STATUS <<\EOF + +# Split the substitutions into bite-sized pieces for seds with +# small command number limits, like on Digital OSF/1 and HP-UX. +ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script. +ac_file=1 # Number of current file. +ac_beg=1 # First line for current file. +ac_end=$ac_max_sed_cmds # Line after last line for current file. +ac_more_lines=: +ac_sed_cmds="" +while $ac_more_lines; do + if test $ac_beg -gt 1; then + sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file + else + sed "${ac_end}q" conftest.subs > conftest.s$ac_file + fi + if test ! -s conftest.s$ac_file; then + ac_more_lines=false + rm -f conftest.s$ac_file + else + if test -z "$ac_sed_cmds"; then + ac_sed_cmds="sed -f conftest.s$ac_file" + else + ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file" + fi + ac_file=`expr $ac_file + 1` + ac_beg=$ac_end + ac_end=`expr $ac_end + $ac_max_sed_cmds` + fi +done +if test -z "$ac_sed_cmds"; then + ac_sed_cmds=cat +fi +EOF + +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF +for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then + # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". + case "$ac_file" in + *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'` + ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; + *) ac_file_in="${ac_file}.in" ;; + esac + + # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories. + + # Remove last slash and all that follows it. Not all systems have dirname. + ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'` + if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then + # The file is in a subdirectory. + test ! -d "$ac_dir" && mkdir "$ac_dir" + ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`" + # A "../" for each directory in $ac_dir_suffix. + ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'` + else + ac_dir_suffix= ac_dots= + fi + + case "$ac_given_srcdir" in + .) srcdir=. + if test -z "$ac_dots"; then top_srcdir=. + else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;; + /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;; + *) # Relative path. + srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix" + top_srcdir="$ac_dots$ac_given_srcdir" ;; + esac + + case "$ac_given_INSTALL" in + [/$]*) INSTALL="$ac_given_INSTALL" ;; + *) INSTALL="$ac_dots$ac_given_INSTALL" ;; + esac + + echo creating "$ac_file" + rm -f "$ac_file" + configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure." + case "$ac_file" in + *Makefile*) ac_comsub="1i\\ +# $configure_input" ;; + *) ac_comsub= ;; + esac + + ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"` + sed -e "$ac_comsub +s%@configure_input@%$configure_input%g +s%@srcdir@%$srcdir%g +s%@top_srcdir@%$top_srcdir%g +s%@INSTALL@%$INSTALL%g +" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file +fi; done +rm -f conftest.s* + +# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where +# NAME is the cpp macro being defined and VALUE is the value it is being given. +# +# ac_d sets the value in "#define NAME VALUE" lines. +ac_dA='s%^\([ ]*\)#\([ ]*define[ ][ ]*\)' +ac_dB='\([ ][ ]*\)[^ ]*%\1#\2' +ac_dC='\3' +ac_dD='%g' +# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE". +ac_uA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' +ac_uB='\([ ]\)%\1#\2define\3' +ac_uC=' ' +ac_uD='\4%g' +# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE". +ac_eA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' +ac_eB='$%\1#\2define\3' +ac_eC=' ' +ac_eD='%g' + +if test "${CONFIG_HEADERS+set}" != set; then +EOF +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF +fi +for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then + # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". + case "$ac_file" in + *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'` + ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; + *) ac_file_in="${ac_file}.in" ;; + esac + + echo creating $ac_file + + rm -f conftest.frag conftest.in conftest.out + ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"` + cat $ac_file_inputs > conftest.in + +EOF + +# Transform confdefs.h into a sed script conftest.vals that substitutes +# the proper values into config.h.in to produce config.h. And first: +# Protect against being on the right side of a sed subst in config.status. +# Protect against being in an unquoted here document in config.status. +rm -f conftest.vals +cat > conftest.hdr <<\EOF +s/[\\&%]/\\&/g +s%[\\$`]%\\&%g +s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp +s%ac_d%ac_u%gp +s%ac_u%ac_e%gp +EOF +sed -n -f conftest.hdr confdefs.h > conftest.vals +rm -f conftest.hdr + +# This sed command replaces #undef with comments. This is necessary, for +# example, in the case of _POSIX_SOURCE, which is predefined and required +# on some systems where configure will not decide to define it. +cat >> conftest.vals <<\EOF +s%^[ ]*#[ ]*undef[ ][ ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */% +EOF + +# Break up conftest.vals because some shells have a limit on +# the size of here documents, and old seds have small limits too. + +rm -f conftest.tail +while : +do + ac_lines=`grep -c . conftest.vals` + # grep -c gives empty output for an empty file on some AIX systems. + if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi + # Write a limited-size here document to conftest.frag. + echo ' cat > conftest.frag <> $CONFIG_STATUS + sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS + echo 'CEOF + sed -f conftest.frag conftest.in > conftest.out + rm -f conftest.in + mv conftest.out conftest.in +' >> $CONFIG_STATUS + sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail + rm -f conftest.vals + mv conftest.tail conftest.vals +done +rm -f conftest.vals + +cat >> $CONFIG_STATUS <<\EOF + rm -f conftest.frag conftest.h + echo "/* $ac_file. Generated automatically by configure. */" > conftest.h + cat conftest.in >> conftest.h + rm -f conftest.in + if cmp -s $ac_file conftest.h 2>/dev/null; then + echo "$ac_file is unchanged" + rm -f conftest.h + else + # Remove last slash and all that follows it. Not all systems have dirname. + ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'` + if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then + # The file is in a subdirectory. + test ! -d "$ac_dir" && mkdir "$ac_dir" + fi + rm -f $ac_file + mv conftest.h $ac_file + fi +fi; done + +EOF + +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF +srcdir=$ac_given_srcdir +while test -n "$ac_sources"; do + set $ac_dests; ac_dest=$1; shift; ac_dests=$* + set $ac_sources; ac_source=$1; shift; ac_sources=$* + + echo "linking $srcdir/$ac_source to $ac_dest" + + if test ! -r $srcdir/$ac_source; then + { echo "configure: error: $srcdir/$ac_source: File not found" 1>&2; exit 1; } + fi + rm -f $ac_dest + + # Make relative symlinks. + # Remove last slash and all that follows it. Not all systems have dirname. + ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'` + if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then + # The dest file is in a subdirectory. + test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir" + ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`" + # A "../" for each directory in $ac_dest_dir_suffix. + ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'` + else + ac_dest_dir_suffix= ac_dots= + fi + + case "$srcdir" in + [/$]*) ac_rel_source="$srcdir/$ac_source" ;; + *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;; + esac + + # Make a symlink if possible; otherwise try a hard link. + if ln -s $ac_rel_source $ac_dest 2>/dev/null || + ln $srcdir/$ac_source $ac_dest; then : + else + { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; } + fi +done +EOF +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF +case "x$CONFIG_FILES" in xMakefile*) + echo "Merging Makefile.sim+Make-common.sim into Makefile ..." + rm -f Makesim1.tmp Makesim2.tmp Makefile + sed -n -e '/^## COMMON_PRE_/,/^## End COMMON_PRE_/ p' Makesim1.tmp + sed -n -e '/^## COMMON_POST_/,/^## End COMMON_POST_/ p' Makesim2.tmp + sed -e '/^## COMMON_PRE_/ r Makesim1.tmp' \ + -e '/^## COMMON_POST_/ r Makesim2.tmp' \ + Makefile + rm -f Makefile.sim Make-common.sim Makesim1.tmp Makesim2.tmp + ;; + esac + case "x$CONFIG_HEADERS" in xconfig.h:config.in) echo > stamp-h ;; esac + +exit 0 +EOF +chmod +x $CONFIG_STATUS +rm -fr confdefs* $ac_clean_files +test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1 + + diff --git a/sim/tic80/configure.in b/sim/tic80/configure.in new file mode 100644 index 0000000..d927edf --- /dev/null +++ b/sim/tic80/configure.in @@ -0,0 +1,19 @@ +dnl Process this file with autoconf to produce a configure script. +sinclude(../common/aclocal.m4) +AC_PREREQ(2.5)dnl +AC_INIT(Makefile.in) + +SIM_AC_COMMON + +dnl Options available in this module +SIM_AC_OPTION_INLINE(0) +SIM_AC_OPTION_ENDIAN(LITTLE_ENDIAN) +SIM_AC_OPTION_HOSTENDIAN +SIM_AC_OPTION_WARNINGS +SIM_AC_OPTION_RESERVED_BITS(1) + +dnl For UNIX emulation +AC_CHECK_HEADERS(stdlib.h unistd.h string.h strings.h) + + +SIM_AC_OUTPUT diff --git a/sim/tic80/cpu.h b/sim/tic80/cpu.h new file mode 100644 index 0000000..4cb7178 --- /dev/null +++ b/sim/tic80/cpu.h @@ -0,0 +1,7 @@ +typedef struct _sim_cpu { + unsigned_word reg[32]; + sim_cpu_base base; + instruction_address cia; +} sim_cpu; + +#define GPR(N) ((CPU)->reg[N]) diff --git a/sim/tic80/dc b/sim/tic80/dc new file mode 100644 index 0000000..efd6e41 --- /dev/null +++ b/sim/tic80/dc @@ -0,0 +1 @@ +switch: 21: 12: 21: 12 diff --git a/sim/tic80/ic b/sim/tic80/ic new file mode 100644 index 0000000..0059cd9 --- /dev/null +++ b/sim/tic80/ic @@ -0,0 +1,25 @@ +compute:Dest:Dest: +compute:Dest:rDest:signed32 *:(&(CPU)->reg[Dest]) +# +compute:Source1:Source1: +compute:Source1:rSource1:signed32:(Source1 == 0 ? 0 : (CPU)->reg[Source1]) +# +compute:Source2:Source2: +compute:Source2:rSource2:signed32:(Source2 == 0 ? 0 : (CPU)->reg[Source2]) +# +compute:Source:Source: +compute:Source:rSource:signed32:(Source == 0 ? 0 : (CPU)->reg[Source]) +# +compute:IndOff:IndOff: +compute:IndOff:rIndOff:signed32:(IndOff == 0 ? 0 : (CPU)->reg[IndOff]) +# +# Trap Number +compute:UTN:UTN: +compute:INDTR:INDTR: +compute:INDTR:UTN:unsigned32:(INDTR == 0 ? 0 : (CPU)->reg[INDTR]) +# +compute:A:A: +# +compute:SI:SI: +compute:SI:SignedOffset:unsigned32:SEXT (SI, 14) +compute:BITNUM:BITNUM: diff --git a/sim/tic80/insns b/sim/tic80/insns new file mode 100644 index 0000000..7f805a9 --- /dev/null +++ b/sim/tic80/insns @@ -0,0 +1,610 @@ +// The following is called when ever an illegal instruction is +// encountered +::internal::illegal + engine_error (sd, cia, "illegal instruction at 0x%lx", cia.ip); + +// Signed Integer Add - add source1, source2, dest +void::function::do_add:signed_word *rDest, signed_word Source1, signed_word Source2 + ALU_BEGIN (Source1); + ALU_ADD (Source2); + ALU_END (*rDest); +31.Dest,26.Source2,21.0b101100,15.0,14.SI::::add i + do_add (_SD, rDest, SI, rSource2); +31.Dest,26.Source2,21.0b11101100,13.0,12.0,11./,4.Source1::::add r + do_add (_SD, rDest, rSource1, rSource2); +31.Dest,26.Source2,21.0b11101100,13.0,12.1,11./::::add l + long_immediate (LSI); + do_add (_SD, rDest, LSI, rSource2); + + +// Unsigned Integer Add - addu source1, source2, dest +void::function::do_addu:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 + *rDest = Source1 + Source2; +31.Dest,26.Source2,21.0b101100,15.1,14.SI::::addu i + do_addu (_SD, rDest, SI, rSource2); +31.Dest,26.Source2,21.0b11101100,13.1,12.0,11./,4.Source1::::addu r + do_addu (_SD, rDest, rSource1, rSource2); +31.Dest,26.Source2,21.0b11101100,13.1,12.1,11./::::addu l + long_immediate (LSI); + do_addu (_SD, rDest, LSI, rSource2); + + +#void::function::do_and:unsigned_word *rDest, unsigned_word source1, unsigned_word source2 +# *rD = source1 & source2; + + +// and, and.tt +#31.Dest,26.Source2,21.0b0010001,14.SI::::and.tt i +# do_and (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source2,21.0b110010001,0,11./,4.Source1::::and.tt r +# do_and (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b110010001,1,11./::::and.tt l +# do_and (_SD, *rDest, LSI, rSource2); + + +// and.ff +#31.Dest,26.Source2,21.0b0010001,14.SI::::and.ff i +# do_and (_SD, *rDest, ~SI, ~rSource2); +#31.Dest,26.Source2,21.0b110010001,0,11./,4.Source1::::and.ff r +# do_and (_SD, *rDest, ~rSource1, ~rSource2); +#31.Dest,26.Source2,21.0b110010001,1,11./::::and.ff l +# do_and (_SD, *rDest, ~LSI, ~rSource2); + + +// and.ft +#31.Dest,26.Source2,21.0b0010001,14.SI::::and.ft i +# do_and (_SD, *rDest, ~SI, rSource2); +#31.Dest,26.Source2,21.0b110010001,0,11./,4.Source1::::and.ft r +# do_and (_SD, *rDest, ~rSource1, rSource2); +#31.Dest,26.Source2,21.0b110010001,1,11./::::and.ft l +# do_and (_SD, *rDest, ~LSI, rSource2); + + +// and.tf +#31.Dest,26.Source2,21.0b0010001,14.SI::::and.tf i +# do_and (_SD, *rDest, SI, ~rSource2); +#31.Dest,26.Source2,21.0b110010001,0,11./,4.Source1::::and.tf r +# do_and (_SD, *rDest, rSource1, ~rSource2); +#31.Dest,26.Source2,21.0b110010001,1,11./::::and.tf l +# do_and (_SD, *rDest, LSI, ~rSource2); + + +// bbo.[a] +#void::function::do_bbo:int annul, int bitnum, unsigned_word offset, unsigned_word source +# sim_io_error ("bbo"); +#31.BM,26.Source2,21.0b100101,A,14.SI14::::and.tf i +# do_bbo (_SD, A, SI, rSource2); +#31.BM,26.Source2,21.0b11100101,A,0,11./,4.Source1::::and.tf r +# do_bbo (_SD, A, rSource1, rSource2); +#31.BM,26.Source2,21.0b11100101,A,1,11./::::and.tf l +# do_bbo (_SD, A, LSI, rSource2); + + +// bbz[.a] +instruction_address::function::do_bbz:instruction_address cia, instruction_address nia, int bitnum, unsigned_word source, int annul, unsigned_word offset + if (!MASKED32 (source, bitnum, bitnum)) + { + if (annul) + nia.ip = -1; + nia.dp = cia.ip + 4 * offset; + } + return nia; +31.BITNUM,26.Source,21.0b100100,15.A,14.SI::::bbz i + nia = do_bbz (_SD, cia, nia, BITNUM, rSource, A, SignedOffset); +31.BITNUM,26.Source,21.0b11100100,13.A,12.0,11./,4.IndOff::::bbz r + nia = do_bbz (_SD, cia, nia, BITNUM, rSource, A, rIndOff); +31.BITNUM,26.Source,21.0b11100100,13.A,12.1,11./::::bbz l + long_immediate (LSI); + nia = do_bbz (_SD, cia, nia, BITNUM, rSource, A, LSI); + + +// bcnd[.a] +#void::function::do_bcnd:int annul, int bitnum, unsigned_word offset, unsigned_word source +# sim_io_error ("bcnd"); +#31.BM,26.Source2,21.0b100110,A,14.SI::::and.tf i +# do_bcnd (_SD, A, SI, rSource2); +#31.BM,26.Source2,21.0b11100110,A,0,11./,4.Source1::::and.tf r +# do_bcnd (_SD, A, rSource1, rSource2); +#31.BM,26.Source2,21.0b11100110,A,1,11./::::and.tf l +# do_bcnd (_SD, A, LSI, rSource2); + + +// br[.a] - see bbz[.a] + + +// brcr +#void::function::do_brcr:unsigned_word offset +# sim_io_error ("brcr"); +#31.//,27.0,26.//,21.0b0000110,14.CRN::::and.tf i +# do_brcr (_SD, rCRN_val); +#31.//,27.0,26.//,21.0b110000110,0,11./,4.Source1::::and.tf r +# do_brcr (_SD, CRN[rSource1]); +#31.//,27.0,26.//,21.0b110000110,1,11./::::and.tf l +# do_brcr (_SD, CRN[SL]); + + +// bsr[.a] +#void::function::do_bsr:int annul, int bitnum, unsigned_word offset, unsigned_word source +# sim_io_error ("bsr"); +#31.Link,26.//,21.0b100000,A,14.SI::::and.tf i +# do_bsr (_SD, A, LK, SI); +#31.Link,26.//,21.0b11100000,A,0,11./,4.Source1::::and.tf r +# do_bsr (_SD, A, LK, rSource1); +#31.Link,26.//,21.0b11100000,A,1,11./::::and.tf l +# do_bsr (_SD, A, LK, SL); + + +// cmnd +#31./,21.0b0000010,14.UI::::cmnd i +#31./,21.0b110000010,12.0,11./,4.Source1::::cmnd r +#31./,21.0b110000010,12.1,11./::::cmnd l + + +// cmp +#void::function::do_cmp:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("cmp"); +#31.Dest,26.Source2,21.0b1010000,14.SI::::cmp i +# do_cmp (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source2,21.0b111010000,0,11./,4.Source1::::cmp r +# do_cmp (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b111010000,1,11./::::cmp l +# do_cmp (_SD, *rDest, LSI, rSource2); + + +// dcache +#31./,27.F,26.S1,21.0b0111,M,00,14.SO::::dcache i +#31./,27.F,26.S1,21.0b110111,M,00,12.0,11./,4.Source1::::dcache r +#31./,27.F,26.S1,21.0b110111,M,00,12.1,11./::::dcache l + + +// dld[{.b|.h|.d}] +#void::function::do_dld:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("dld"); +#31.Dest,26.Source2,21.0b110100,m,sz,0,S,1,9./,4.Source1::::dld r +# do_dld (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11110100,m,sz,1,S,1,9./::::dld l +# do_dld (_SD, *rDest, LSI, rSource2); + + +// dld.u[{.b|.h|.d}] +#void::function::do_dld_u:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("dld.u"); +#31.Dest,26.Source2,21.0b110101,m,sz,0,S,1,9./,4.Source1::::dld.u r +# do_dld_u (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11110101,m,sz,1,S,1,9./::::dld.u l +# do_dld_u (_SD, *rDest, LSI, rSource2); + + +// dst[{.b|.h|.d}] +#void::function::do_dst:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("dst"); +#31.Dest,26.Source2,21.0b110110,m,sz,0,S,1,9./,4.Source1::::dst r +# do_dst (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11110110,m,sz,1,S,1,9./::::dst l +# do_dst (_SD, *rDest, LSI, rSource2); + + +// estop +#31./,21.0b1111111,1,0,0,11./::::estop + + +// etrap +#31./,27.1,26./,21.0b0000001,14.UTN::::etrap i +#31./,27.1,26./,21.0b110000001,12.0,11./,4.iUTN::::etrap r +#31./,27.1,26./,21.0b110000001,12.1,11./::::etrap l + + +// exts - see shift.ds + + +// extu - see shift.dz + + +// fadd.{s|d}{s|d}{s|d} +#void::function::do_fadd:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("fadd"); +#31.Dest,26.Source2,21.0b111110000,0,r,PD,P2,P1,4.Source1::::fadd r +# do_fadd (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110000,1,r,PD,P2,P1,4./::::fadd l +# do_fadd (_SD, *rDest, LSI, rSource2); + + +// fcmp.{s|d}{s|d}{s|d} +#void::function::do_fcmp:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("fcmp"); +#31.Dest,26.Source2,21.0b111110101,0,/,00,P2,P1,4.Source1::::fcmp r +# do_fcmp (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110101,1,/,00,P2,P1,4./::::fcmp l +# do_fcmp (_SD, *rDest, LSI, rSource2); + + +// fdiv.{s|d}{s|d}{s|d} +#void::function::do_fdiv:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("fdiv"); +#31.Dest,26.Source2,21.0b111110011,0,/,PD,P2,P1,4.Source1::::fdiv r +# do_fdiv (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110011,1,/,PD,P2,P1,4./::::fdiv l +# do_fdiv (_SD, *rDest, LSI, rSource2); + + +// fmpy.{s|d|i|u}{s|d|i|u}{s|d|i|u} +#void::function::do_fmpy:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("fmpy"); +#31.Dest,26.Source2,21.0b111110010,0,/,PD,P2,P1,4.Source1::::fmpy r +# do_fmpy (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110010,1,/,PD,P2,P1,4./::::fmpy l +# do_fmpy (_SD, *rDest, LSI, rSource2); + + +// frndm.{s|d|i|u}{s|d|i|u}{s|d|i|u} +#void::function::do_frndm:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("frndm"); +#31.Dest,26.Source2,21.0b111110100,0,r,PD,11,P1,4.Source1::::frndm r +# do_frndm (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110100,1,r,PD,11,P1,4./::::frndm l +# do_frndm (_SD, *rDest, LSI, rSource2); + + +// frndn.{s|d|i|u}{s|d|i|u}{s|d|i|u} +#void::function::do_frndn:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("frndn"); +#31.Dest,26.Source2,21.0b111110100,0,r,PD,00,P1,4.Source1::::frndn r +# do_frndn (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110100,1,r,PD,00,P1,4./::::frndn l +# do_frndn (_SD, *rDest, LSI, rSource2); + + +// frndp.{s|d|i|u}{s|d|i|u}{s|d|i|u} +#void::function::do_frndp:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("frndp"); +#31.Dest,26.Source2,21.0b111110100,0,r,PD,10,P1,4.Source1::::frndp r +# do_frndp (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110100,1,r,PD,10,P1,4./::::frndp l +# do_frndp (_SD, *rDest, LSI, rSource2); + + +// frndz.{s|d|i|u}{s|d|i|u}{s|d|i|u} +#void::function::do_frndz:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("frndz"); +#31.Dest,26.Source2,21.0b111110100,0,r,PD,01,P1,4.Source1::::frndz r +# do_frndz (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110100,1,r,PD,01,P1,4./::::frndz l +# do_frndz (_SD, *rDest, LSI, rSource2); + + +// fsqrt.{s|d}{s|d}{s|d} +#void::function::do_fsqrt:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("fsqrt"); +#31.Dest,26.Source2,21.0b111110111,0,/,PD,//,P1,4.Source1::::fsqrt r +# do_fsqrt (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110111,1,/,PD,//,P1,4./::::fsqrt l +# do_fsqrt (_SD, *rDest, LSI, rSource2); + + +// fsub.{s|d}{s|d}{s|d} +#void::function::do_fsub:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("fsub"); +#31.Dest,26.Source2,21.0b111110001,0,r,PD,P2,P1,4.Source1::::fsub r +# do_fsub (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11111110001,1,r,PD,P2,P1,4./::::fsub l +# do_fsub (_SD, *rDest, LSI, rSource2); + + +// illop +#31./,21.0b0000000,14./::::illop +#31./,21.0b111111111,12./::::illop l + + +// ins - see shift.im + + +// jsr[.a] +#void::function::do_jsr:int annul, int bitnum, unsigned_word offset, unsigned_word source +# sim_io_error ("jsr"); +#31.Link,26.Base,21.0b100010,A,14.SI::::and.tf i +# do_jsr (_SD, A, LK, SI); +#31.Link,26.Base,21.0b11100010,A,0,11./,4.Source1::::and.tf r +# do_jsr (_SD, A, LK, rSource1); +#31.Link,26.Base,21.0b11100010,A,1,11./::::and.tf l +# do_jsr (_SD, A, LK, SL); + + +// ld[{.b.h.d}] +#void::function::do_ld:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("dld.u"); +#31.Dest,26.Base,21.0b0100,m,sz,14.SI::::ld i +# do_ld (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Base,21.0b110100,m,sz,0,S,0,9./::::ld r +# do_ld (_SD, *rDest, LSI, rSource2); +#31.Dest,26.Base,21.0b110100,m,sz,1,S,0,9./::::ld l +# do_ld (_SD, *rDest, LSI, rSource2); + + +// ld.u[{.b.h.d}] +#void::function::do_ld_u:unsigned_word *rDest, unsigned_word Source1, unsigned_word Source2 +# sim_io_error ("dld.u"); +#31.Dest,26.Base,21.0b0100,m,sz,14.SI::::ld.u i +# do_ld_u (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Base,21.0b110100,m,sz,0,S,0,9./::::ld.u r +# do_ld_u (_SD, *rDest, LSI, rSource2); +#31.Dest,26.Base,21.0b110100,m,sz,1,S,0,9./::::ld.u l +# do_ld_u (_SD, *rDest, LSI, rSource2); + + +// lmo +#31.Dest,26.Source,111111000,0,11./::::lmo + + +// nop +#31.0,26.0,21.0b0000100,14.0::::nop + + +#void::function::do_or:unsigned_word *rDest, unsigned_word source1, unsigned_word source2 +# *rD = source1 | source2; + + +// or, or.tt +#31.Dest,26.Source2,21.0b0010111,14.SI::::or.tt i +# do_or (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source2,21.0b110010111,0,11./,4.Source1::::or.tt r +# do_or (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b110010111,1,11./::::or.tt l +# do_or (_SD, *rDest, LSI, rSource2); + + +// or.ff +#31.Dest,26.Source2,21.0b0011110,14.SI::::or.ff i +# do_or (_SD, *rDest, ~SI, ~rSource2); +#31.Dest,26.Source2,21.0b110011110,0,11./,4.Source1::::or.ff r +# do_or (_SD, *rDest, ~rSource1, ~rSource2); +#31.Dest,26.Source2,21.0b110011110,1,11./::::or.ff l +# do_or (_SD, *rDest, ~LSI, ~rSource2); + + +// or.ft +#31.Dest,26.Source2,21.0b0011101,14.SI::::or.ft i +# do_or (_SD, *rDest, ~SI, rSource2); +#31.Dest,26.Source2,21.0b110011101,0,11./,4.Source1::::or.ft r +# do_or (_SD, *rDest, ~rSource1, rSource2); +#31.Dest,26.Source2,21.0b110011101,1,11./::::or.ft l +# do_or (_SD, *rDest, ~LSI, rSource2); + + +// or.tf +#31.Dest,26.Source2,21.0b0011011,14.SI::::or.tf i +# do_or (_SD, *rDest, SI, ~rSource2); +#31.Dest,26.Source2,21.0b110011011,0,11./,4.Source1::::or.tf r +# do_or (_SD, *rDest, rSource1, ~rSource2); +#31.Dest,26.Source2,21.0b110011011,1,11./::::or.tf l +# do_or (_SD, *rDest, LSI, ~rSource2); + + +// rdcr +#31.Dest,26.0,21.0b0000100,14.UCRN::::rdcr i +#31.Dest,26.0,21.0b110000100,0,11./,4.INDCR::::rdcr r +#31.Dest,26.0,21.0b110000100,1,11./::::rdcr l + + +// rmo +#31.Dest,26.Source,21.0b111111001,0,11./::::rmo + + +// rotl - see shift.dz + + +//rotr - see shift.dz + + +// shl - see shift.iz + + +// sl.{d|e|i}{m|s|z} +#31.Dest,26.Source,21.0b0001,17.Merge,14./,11.0,0,9.EndMask::::4.Rotate:sl i +#31.Dest,26.Source,21.0b110001,15.Merge,12.0,11.0,0,9.EndMask::::4.RotReg:sl r + + +// sli.{d|e|i}{m|s|z} +#31.Dest,26.Source,21.0b0001,17.Merge,14./,11.1,0,9.EndMask::::4.Rotate:sli i +#31.Dest,26.Source,21.0b110001,15.Merge,12.0,11.1,0,9.EndMask::::4.RotReg:sli r + + +// sr.{d|e|i}{m|s|z} +#31.Dest,26.Source,21.0b0001,17.Merge,14./,11.0,1,9.EndMask::::4.Rotate:sr i +#31.Dest,26.Source,21.0b110001,15.Merge,12.0,11.0,1,9.EndMask::::4.RotReg:sr r + + +// sra - see sr.es + + +// sri.{d|e|i}{m|s|z} +#31.Dest,26.Source,21.0b0001,17.Merge,14./,11.1,1,9.EndMask::::4.Rotate:sri i +#31.Dest,26.Source,21.0b110001,15.Merge,12.0,11.1,1,9.EndMask::::4.RotReg:sri r + + +// srl - see sr.ez + + +// st[{.b|.h|.d}] +#31.Dest,26.Base,21.0b0110,m,sz,14.SO::::st i +#31.Dest,26.Base,21.0b110110,m,sz,0,S,0,14./,4.IO::::st i +#31.Dest,26.Base,21.0b110110,m,sz,1,S,0,14./::::st i + + +// sub +#void::function::do_sub:signed_word *rDest, signed_word Source1, signed_word Source2 +# ALU_BEGIN (Source1); +# ALU_SUB (Source2); +# ALU_END (*rD); +#31.Dest,26.Source2,21.0b101100,0,14.SI::::sub i +# do_sub (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source2,21.0b11101100,0,0,11./,4.Source1::::sub r +# do_sub (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11101100,0,1,11./::::sub l +# do_sub (_SD, *rDest, LSI, rSource2); + + +// subu +#void::function::do_subu:signed_word *rDest, signed_word Source1, signed_word Source2 +# ALU_BEGIN (Source1); +# ALU_SUBU (Source2); +# ALU_END (*rD); +#31.Dest,26.Source,21.0b101100,0,14.SI::::subu i +# do_subu (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source,21.0b11101100,0,0,11./,4.Source1::::subu r +# do_subu (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source,21.0b11101100,0,1,11./::::subu l +# do_subu (_SD, *rDest, LSI, rSource2); + + +// swcr +#void::function::do_swcr:signed_word *rDest, signed_word Source1, signed_word Source2 +#31.Dest,26.Source,21.0b000010,1,14.SI::::swcr i +# do_swcr (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source,21.0b11000010,1,0,11./,4.INDCR::::swcr r +# do_swcr (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source,21.0b11000010,1,1,11./::::swcr l +# do_swcr (_SD, *rDest, LSI, rSource2); + + +// trap +void::function::do_trap:instruction_address cia, unsigned_word trap_number + if (trap_number == 72) + { + switch (GPR(2)) + { + case 1: /* EXIT */ + { + engine_halt (SD, cia, sim_exited, GPR(3)); + break; + } + case 4: /* WRITE */ + { + int i; + if (GPR(3) != 1) + engine_error (SD, cia, "write to invalid fid %d", GPR(3)); + for (i = 0; i < GPR(5); i++) + { + char c; + c = MEM (unsigned, GPR(4) + i, 1); + sim_io_write_stdout (SD, &c, 1); + } + GPR(2) = GPR(5); + break; + } + default: + engine_error (SD, cia, "unknown trap %d", GPR(2)); + } + } +31./,27.0,26./,21.0b0000001,14.UTN::::trap i + do_trap (_SD, cia, UTN); +31./,27.0,26./,21.0b110000001,12.0,11./,4.INDTR::::trap r + do_trap (_SD, cia, UTN); +31./,27.0,26./,21.0b110000001,12.1,11./::::trap l + long_immediate (UTN); + do_trap (_SD, cia, UTN); + + +// vadd.{s|d}{s|d} +#void::function::do_vadd:signed_word *rDest, signed_word Source1, signed_word Source2 +#31.*,26.Dest,21.0b11110,r,000,r,*,**,7.PD,6.*,5.P1,4.Source::::vadd r +# do_vadd (_SD, *rDest, SI, rSource2); +#31.*,26.Dest,21.0b1111110,r,000,r,*,**,7.PD,6.*,5.P1,4./::::vadd l +# do_vadd (_SD, *rDest, LSI, rSource2); + + +// vld{0|1}.{s|d} +#31.Dest,26.*,21.0b11110,18.*,10.1,S,**,p,******::::vld r + + +// vmac.ss{s|d} +#31.*,26.Source2,21.0b11110,a,110,0,a,**,Z,r,*,r,4.Source1::::vmac.ss ra +#31.Dest,26.Source2,21.0b11110,a,110,0,a,**,Z,r,*,r,4.Source1::::vmac.ss rr +#31.*,26.Source2,21.0b11110,a,110,0,a,**,Z,r,*,r,4.Source1::::vmac.ss ia +#31.Dest,26.Source2,21.0b11110,a,110,0,a,**,Z,r,*,r,4.Source1::::vmac.ss ir + + +// vmpy.{s|d}{s|d} +#void::function::do_vmpy:signed_word *rDest, signed_word Source1, signed_word Source2 +#31.*,26.Dest,21.0b11110,r,000,r,*,**,7.PD,6.*,5.P1,4.Source::::vmpy r +# do_vmpy (_SD, *rDest, SI, rSource2); +#31.*,26.Dest,21.0b1111110,r,000,r,*,**,7.PD,6.*,5.P1,4./::::vmpy l +# do_vmpy (_SD, *rDest, LSI, rSource2); + + +// vmsc.ss{s|d} +#31.*,26.Source2,21.0b11110,a,110,0,a,**,Z,r,*,r,4.Source1::::vmsc.ss ra +#31.Dest,26.Source2,21.0b11110,a,110,0,a,**,Z,r,*,r,4.Source1::::vmsc.ss rr +#31.*,26.Source2,21.0b11110,a,110,0,a,**,Z,r,*,r,4.Source1::::vmsc.ss ia +#31.Dest,26.Source2,21.0b11110,a,110,0,a,**,Z,r,*,r,4.Source1::::vmsc.ss ir + + +// vmsub.{s|d}{s|d} +#void::function::do_vmsub:signed_word *rDest, signed_word Source1, signed_word Source2 +#31.*,26.Dest,21.0b11110,r,000,r,*,**,7.PD,6.*,5.P1,4.Source::::vmsub r +# do_vmsub (_SD, *rDest, SI, rSource2); +#31.*,26.Dest,21.0b1111110,r,000,r,*,**,7.PD,6.*,5.P1,4./::::vmsub l +# do_vmsub (_SD, *rDest, LSI, rSource2); + + +// vrnd.{s|d}{s|d} +#void::function::do_vrnd:signed_word *rDest, signed_word Source1, signed_word Source2 +#31.*,26.Dest,21.0b11110,r,000,r,*,**,7.PD,6.*,5.P1,4.Source::::vrnd r +# do_vrnd (_SD, *rDest, SI, rSource2); +#31.*,26.Dest,21.0b1111110,r,000,r,*,**,7.PD,6.*,5.P1,4./::::vrnd l +# do_vrnd (_SD, *rDest, LSI, rSource2); + + +// vrnd.{i|u}{s|d} +#void::function::do_vrnd:signed_word *rDest, signed_word Source1, signed_word Source2 +#31.*,26.Dest,21.0b11110,r,000,r,*,**,7.PD,6.*,5.P1,4.Source::::vrnd r +# do_vrnd (_SD, *rDest, SI, rSource2); +#31.*,26.Dest,21.0b1111110,r,000,r,*,**,7.PD,6.*,5.P1,4./::::vrnd l +# do_vrnd (_SD, *rDest, LSI, rSource2); + + +// vst.{s|d} +#31.Source,26.*,21.0b1110,16.*,10.0,9.S,**,1,******::::vst + + +// vsub.{i|u}{s|d} +#void::function::do_vsub:signed_word *rDest, signed_word Source1, signed_word Source2 +#31.*,26.Dest,21.0b11110,r,000,r,*,**,7.PD,6.*,5.P1,4.Source::::vsub r +# do_vsub (_SD, *rDest, SI, rSource2); +#31.*,26.Dest,21.0b1111110,r,000,r,*,**,7.PD,6.*,5.P1,4./::::vsub l +# do_vsub (_SD, *rDest, LSI, rSource2); + + +// wrcr +#void::function::do_wrcr:signed_word *rDest, signed_word Source1, signed_word Source2 +#31.Dest,26.Source,21.0b000010,1,14.SI::::wrcr i +# do_wrcr (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source,21.0b11000010,1,0,11./,4.INDCR::::wrcr r +# do_wrcr (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source,21.0b11000010,1,1,11./::::wrcr l +# do_wrcr (_SD, *rDest, LSI, rSource2); + + +// xnor +#void::function::do_xnor:signed_word *rDest, signed_word Source1, signed_word Source2 +# ALU_BEGIN (Source1); +# ALU_XNOR (Source2); +# ALU_END (*rD); +#31.Dest,26.Source2,21.0b101100,0,14.SI::::xnor i +# do_xnor (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source2,21.0b11101100,0,0,11./,4.Source1::::xnor r +# do_xnor (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11101100,0,1,11./::::xnor l +# do_xnor (_SD, *rDest, LSI, rSource2); + + +// xor +#void::function::do_xor:signed_word *rDest, signed_word Source1, signed_word Source2 +# ALU_BEGIN (Source1); +# ALU_XOR (Source2); +# ALU_END (*rD); +#31.Dest,26.Source2,21.0b101100,0,14.SI::::xor i +# do_xor (_SD, *rDest, SI, rSource2); +#31.Dest,26.Source2,21.0b11101100,0,0,11./,4.Source1::::xor r +# do_xor (_SD, *rDest, rSource1, rSource2); +#31.Dest,26.Source2,21.0b11101100,0,1,11./::::xor l +# do_xor (_SD, *rDest, LSI, rSource2); diff --git a/sim/tic80/interp.c b/sim/tic80/interp.c new file mode 100644 index 0000000..5845e06 --- /dev/null +++ b/sim/tic80/interp.c @@ -0,0 +1,117 @@ +/* This file is part of the GDB simulators. + + Copyright (C) 1997, Free Software Foundation + Condtributed by Cyngnus Solutions. + + 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + */ + + + +#include "sim-main.h" + +#include "idecode.h" + +#include + +void +engine_init (SIM_DESC sd) +{ + memset (&STATE_CPU (sd, 0)->reg, 0, sizeof STATE_CPU (sd, 0)->reg); + memset (&STATE_CPU (sd, 0)->cia, 0, sizeof STATE_CPU (sd, 0)->cia); + CPU_STATE (STATE_CPU (sd, 0)) = sd; +} + + +/* Mechanisms for stopping/restarting the simulation */ + +void +engine_error (SIM_DESC sd, + instruction_address cia, + const char *fmt, + ...) +{ + va_list ap; + va_start (ap, fmt); + sim_io_evprintf (sd, fmt, ap); + va_end (ap); + + if (sd->halt_ok) + { + sim_io_printf (sd, "\n"); + engine_halt (sd, cia, sim_signalled, SIGABRT); + } + else + sim_io_error (sd, " - aborting simulation"); +} + +void +engine_halt (SIM_DESC sd, + instruction_address cia, + enum sim_stop reason, + int siggnal) +{ + if (!sd->halt_ok) + sim_io_error (sd, "engine_halt - bad longjmp"); + sd->reason = reason; + sd->siggnal = siggnal; + sd->halt_ok = 0; + sd->restart_ok = 0; + sd->cpu.cia = cia; + longjmp (sd->path_to_halt, 1); +} + +void +engine_restart (SIM_DESC sd, + instruction_address cia) +{ + if (!sd->restart_ok) + sim_io_error (sd, "engine_restart - bad longjmp"); + sd->restart_ok = 0; + sd->cpu.cia = cia; + longjmp(sd->path_to_restart, 1); +} + + +void +engine_run_until_stop (SIM_DESC sd, + volatile int *keep_running) +{ + if (!setjmp (sd->path_to_halt)) + { + instruction_address cia; + sd->halt_ok = 1; + setjmp (sd->path_to_restart); + sd->restart_ok = 1; + cia = STATE_CPU (sd, 0)->cia; + do + { + if (cia.ip == -1) + { + /* anulled instruction */ + cia.ip = cia.dp; + cia.dp = cia.dp + sizeof (instruction_word); + } + else + { + instruction_word insn = IMEM (cia.ip); + cia = idecode_issue (sd, insn, cia); + } + } + while (*keep_running); + engine_halt (sd, cia, sim_stopped, SIGINT); + } +} diff --git a/sim/tic80/sim-calls.c b/sim/tic80/sim-calls.c new file mode 100644 index 0000000..6c8098c --- /dev/null +++ b/sim/tic80/sim-calls.c @@ -0,0 +1,212 @@ +/* This file is part of the program psim. + + Copyright (C) 1994-1996, Andrew Cagney + Copyright (C) 1997, Free Software Foundation + + 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + */ + + +#include /* FIXME - should be machine dependant version */ +#include +#include + +#include "bfd.h" +#include "sim-main.h" + + +#ifdef HAVE_STDLIB_H +#include +#endif + +#ifdef HAVE_STRING_H +#include +#else +#ifdef HAVE_STRINGS_H +#include +#endif +#endif + + +#define SIM_ADDR unsigned + +/* Structures used by the simulator, for gdb just have static structures */ + +struct sim_state simulation = { 0 }; + + +SIM_DESC +sim_open (SIM_OPEN_KIND kind, char **argv) +{ + /*FIXME - later make these configurable */ + static void *eit_ram; + static int sizeof_eit_ram = 0x1000; + + STATE_OPEN_KIND (&simulation) = kind; + + /* establish the simulator configuration */ + sim_config (&simulation, + LITTLE_ENDIAN/*d30v always big endian*/); + + if (sim_pre_argv_init (&simulation, argv[0]) != SIM_RC_OK) + return 0; + + /* getopt will print the error message so we just have to exit if this fails. + FIXME: Hmmm... in the case of gdb we need getopt to call + print_filtered. */ + if (sim_parse_args (&simulation, argv) != SIM_RC_OK) + return 0; + + engine_init(&simulation); + + /* external memory */ + sim_core_attach(&simulation, + attach_raw_memory, + access_read_write_exec, + 0, 0x2000000, 0x100000, NULL, NULL); + + /* FIXME: for now */ + return (SIM_DESC) &simulation; +} + + +/* NOTE: sim_size is going away */ +void sim_size (int i); +void +sim_size (int i) +{ + sim_io_error (NULL, "unexpected call to sim_size()"); +} + + +void +sim_close (SIM_DESC sd, int quitting) +{ +} + + +SIM_RC +sim_load (SIM_DESC sd, char *prog, bfd *abfd, int from_tty) +{ + extern bfd *sim_load_file (); /* ??? Don't know where this should live. */ + bfd *prog_bfd; + + prog_bfd = sim_load_file (sd, STATE_MY_NAME (sd), + STATE_CALLBACK (sd), + prog, + /* pass NULL for abfd, we always open our own */ + NULL, + STATE_OPEN_KIND (sd) == SIM_OPEN_DEBUG); + if (prog_bfd == NULL) + return SIM_RC_FAIL; + sim_analyze_program (sd, prog_bfd); + return SIM_RC_OK; +} + + +void +sim_kill (SIM_DESC sd) +{ +} + + +int +sim_read (SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length) +{ + sim_io_error (sd, "sim_read"); + return 0; +} + + +int +sim_write (SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length) +{ + return sim_core_write_buffer (sd, sim_core_write_map, + buf, mem, length); +} + + +void +sim_fetch_register (SIM_DESC sd, int regno, unsigned char *buf) +{ + sim_io_error (sd, "sim_fetch_register"); +} + + +void +sim_store_register (SIM_DESC sd, int regno, unsigned char *buf) +{ + sim_io_error (sd, "sim_info"); +} + + +void +sim_info (SIM_DESC sd, int verbose) +{ +} + + +SIM_RC +sim_create_inferior (SIM_DESC sd, + char **argv, + char **envp) +{ + STATE_CPU (sd, 0)->cia.ip = STATE_START_ADDR(sd); + STATE_CPU (sd, 0)->cia.dp = (STATE_START_ADDR(sd) + + sizeof (instruction_word)); + return SIM_RC_OK; +} + + +volatile int keep_running = 1; + +void +sim_stop_reason (SIM_DESC sd, enum sim_stop *reason, int *sigrc) +{ + *reason = simulation.reason; + *sigrc = simulation.siggnal; + keep_running = 1; /* ready for next run */ +} + + +int +sim_stop (SIM_DESC sd) +{ + keep_running = 0; + return 1; +} + +void +sim_resume (SIM_DESC sd, int step, int siggnal) +{ + /* keep_running = 1 - in sim_stop_reason */ + if (step) + keep_running = 0; + engine_run_until_stop(sd, &keep_running); +} + +void +sim_do_command (SIM_DESC sd, char *cmd) +{ + sim_io_error (sd, "sim_do_command - unimplemented"); +} + + +void +sim_set_callbacks (SIM_DESC sd, host_callback *callback) +{ + STATE_CALLBACK (&simulation) = callback; +} diff --git a/sim/tic80/sim-main.h b/sim/tic80/sim-main.h new file mode 100644 index 0000000..2f726f6 --- /dev/null +++ b/sim/tic80/sim-main.h @@ -0,0 +1,107 @@ +/* This file is part of the program psim. + + Copyright (C) 1994-1997, Andrew Cagney + Copyright (C) 1997, Free Software Foundation + + 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + */ + + +#ifndef _SIM_MAIN_H_ +#define _SIM_MAIN_H_ + +#include "sim-basics.h" +#include "sim-inline.h" +#include "sim-types.h" +#include "sim-bits.h" +#include "sim-endian.h" + +/* These are generated files. */ +#include "itable.h" +#include "idecode.h" +#include "idecode.h" + +#include "cpu.h" +#include "alu.h" + +#include "sim-core.h" +#include "sim-events.h" +#include "sim-io.h" + + +struct sim_state { + + /* real time */ + sim_events events; + + /* memory and IO */ + sim_core core; + + /* escape route for inner functions */ + int halt_ok; + jmp_buf path_to_halt; + int restart_ok; + jmp_buf path_to_restart; + + /* status from last halt */ + enum sim_stop reason; + int siggnal; + + /* the processors proper */ + sim_cpu cpu; +#define STATE_CPU(sd, n) (&(sd)->cpu) + + /* The base class. */ + sim_state_base base; + +}; + +/* (re) initialize the simulator */ + +extern void engine_init +(SIM_DESC sd); + + +/* Mechanisms for stopping/restarting the simulation */ + +extern void engine_error +(SIM_DESC sd, + instruction_address cia, + const char *fmt, + ...); + +extern void engine_halt +(SIM_DESC sd, + instruction_address cia, + enum sim_stop reason, + int siggnal); + +extern void engine_restart +(SIM_DESC sd, + instruction_address cia); + + + + +/* SIMULATE INSTRUCTIONS, various different ways of achieving the same + thing (others later) */ + +extern void engine_run_until_stop +(SIM_DESC sd, + volatile int *keep_running); + + +#endif -- cgit v1.1