Separate build of spike and spike-dasm

Makefile.in

@@ -37,6 +37,7 @@ src_dir      := @srcdir@
 scripts_dir  := $(src_dir)/scripts
 
 HAVE_INT128 := @HAVE_INT128@
+HAVE_DLOPEN := @HAVE_DLOPEN@
 
 # If the version information is not in the configure script, then we
 # assume that we are in a working directory. We use the vcs-version.sh

configure

@@ -626,6 +626,7 @@ ac_subst_vars='LTLIBOBJS
 LIBOBJS
 subprojects_enabled
 subprojects
+HAVE_DLOPEN
 HAVE_INT128
 INSTALL_DATA
 INSTALL_SCRIPT
@@ -4852,7 +4853,11 @@ ac_res=$ac_cv_search_dlopen
 if test "$ac_res" != no; then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
+
 $as_echo "#define HAVE_DLOPEN /**/" >>confdefs.h
+,
+  HAVE_DLOPEN=yes
+
 
 fi
 
@@ -4982,6 +4987,51 @@ fi
 
 
 
+    # Add subproject to our running list
+
+    subprojects="$subprojects disasm"
+
+    # Process the subproject appropriately. If enabled add it to the
+    # $enabled_subprojects running shell variable, set a
+    # SUBPROJECT_ENABLED C define, and include the appropriate
+    # 'subproject.ac'.
+
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: configuring default subproject : disasm" >&5
+$as_echo "$as_me: configuring default subproject : disasm" >&6;}
+      ac_config_files="$ac_config_files disasm.mk:disasm/disasm.mk.in"
+
+      enable_disasm_sproj="yes"
+      subprojects_enabled="$subprojects_enabled disasm"
+
+$as_echo "#define DISASM_ENABLED /**/" >>confdefs.h
+
+
+
+
+
+
+    # Determine if this is a required or an optional subproject
+
+
+
+    # Determine if there is a group with the same name
+
+
+
+    # Create variations of the subproject name suitable for use as a CPP
+    # enabled define, a shell enabled variable, and a shell function
+
+
+
+
+
+
+
+
+
+
+
     # Add subproject to our running list
 
     subprojects="$subprojects customext"
@@ -5141,6 +5191,51 @@ $as_echo "#define SPIKE_MAIN_ENABLED /**/" >>confdefs.h
 
 
 
+    # Determine if this is a required or an optional subproject
+
+
+
+    # Determine if there is a group with the same name
+
+
+
+    # Create variations of the subproject name suitable for use as a CPP
+    # enabled define, a shell enabled variable, and a shell function
+
+
+
+
+
+
+
+
+
+
+
+    # Add subproject to our running list
+
+    subprojects="$subprojects spike_dasm"
+
+    # Process the subproject appropriately. If enabled add it to the
+    # $enabled_subprojects running shell variable, set a
+    # SUBPROJECT_ENABLED C define, and include the appropriate
+    # 'subproject.ac'.
+
+
+      { $as_echo "$as_me:${as_lineno-$LINENO}: configuring default subproject : spike_dasm" >&5
+$as_echo "$as_me: configuring default subproject : spike_dasm" >&6;}
+      ac_config_files="$ac_config_files spike_dasm.mk:spike_dasm/spike_dasm.mk.in"
+
+      enable_spike_dasm_sproj="yes"
+      subprojects_enabled="$subprojects_enabled spike_dasm"
+
+$as_echo "#define SPIKE_DASM_ENABLED /**/" >>confdefs.h
+
+
+
+
+
+
   # Output make variables
 
 
@@ -5874,10 +5969,12 @@ do
   case $ac_config_target in
     "fesvr.mk") CONFIG_FILES="$CONFIG_FILES fesvr.mk:fesvr/fesvr.mk.in" ;;
     "riscv.mk") CONFIG_FILES="$CONFIG_FILES riscv.mk:riscv/riscv.mk.in" ;;
+    "disasm.mk") CONFIG_FILES="$CONFIG_FILES disasm.mk:disasm/disasm.mk.in" ;;
     "customext.mk") CONFIG_FILES="$CONFIG_FILES customext.mk:customext/customext.mk.in" ;;
     "fdt.mk") CONFIG_FILES="$CONFIG_FILES fdt.mk:fdt/fdt.mk.in" ;;
     "softfloat.mk") CONFIG_FILES="$CONFIG_FILES softfloat.mk:softfloat/softfloat.mk.in" ;;
     "spike_main.mk") CONFIG_FILES="$CONFIG_FILES spike_main.mk:spike_main/spike_main.mk.in" ;;
+    "spike_dasm.mk") CONFIG_FILES="$CONFIG_FILES spike_dasm.mk:spike_dasm/spike_dasm.mk.in" ;;
     "config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
     "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
     "riscv-spike.pc") CONFIG_FILES="$CONFIG_FILES riscv-spike.pc" ;;

configure.ac

@@ -96,7 +96,7 @@ AX_APPEND_LINK_FLAGS([-Wl,--export-dynamic])
 # The '*' suffix indicates an optional subproject. The '**' suffix
 # indicates an optional subproject which is also the name of a group.
 
-MCPPBS_SUBPROJECTS([ fesvr, riscv, customext, fdt, softfloat, spike_main ])
+MCPPBS_SUBPROJECTS([ fesvr, riscv, disasm, customext, fdt, softfloat, spike_main, spike_dasm ])
 
 #-------------------------------------------------------------------------
 # MCPPBS subproject groups

disasm/disasm.mk.in

@@ -0,0 +1,5 @@
+disasm_CFLAGS = -fPIC
+
+disasm_srcs = \
+  disasm.cc \
+	regnames.cc \

riscv/riscv.ac

@@ -19,7 +19,10 @@ AC_ARG_WITH(varch,
   AC_DEFINE_UNQUOTED([DEFAULT_VARCH], ["vlen:128,elen:64,slen:128"], [Default value for --varch switch]))
 
 
-AC_SEARCH_LIBS([dlopen], [dl dld], AC_DEFINE([HAVE_DLOPEN], [], [Dynamic library loading is supported]))
+AC_SEARCH_LIBS([dlopen], [dl dld], [
+  AC_DEFINE([HAVE_DLOPEN], [], [Dynamic library loading is supported]),
+  AC_SUBST([HAVE_DLOPEN], [yes])
+])
 
 AC_CHECK_LIB(pthread, pthread_create, [], [AC_MSG_ERROR([libpthread is required])])
 

riscv/riscv.mk.in

@@ -51,7 +51,6 @@ riscv_srcs = \
 	extension.cc \
 	extensions.cc \
 	rocc.cc \
-	regnames.cc \
 	devices.cc \
 	rom.cc \
 	clint.cc \

spike_main/spike-dasm.cc → spike_dasm/spike-dasm.cc

@@ -21,7 +21,9 @@ int main(int argc, char** argv)
 
   std::function<extension_t*()> extension;
   option_parser_t parser;
+#ifdef HAVE_DLOPEN
   parser.option(0, "extension", 1, [&](const char* s){extension = find_extension(s);});
+#endif
   parser.option(0, "isa", 1, [&](const char* s){isa = s;});
   parser.parse(argv);
 

spike_dasm/spike_dasm.mk.in

@@ -0,0 +1,9 @@
+spike_dasm_subproject_deps = \
+	disasm \
+  $(if $(HAVE_DLOPEN),riscv,) \
+
+spike_dasm_srcs = \
+  spike_dasm_option_parser.cc \
+
+spike_dasm_install_prog_srcs = \
+	spike-dasm.cc \

spike_dasm/spike_dasm_option_parser.cc

@@ -0,0 +1 @@
+../fesvr/option_parser.cc

spike_main/spike_main.mk.in

@@ -2,11 +2,11 @@ spike_main_subproject_deps = \
 	fdt \
 	fesvr \
 	softfloat \
+	disasm \
 	riscv \
 
 spike_main_install_prog_srcs = \
 	spike.cc \
-	spike-dasm.cc \
 	spike-log-parser.cc \
 	xspike.cc \
 	termios-xspike.cc \