1## See sim/Makefile.am.
2##
3## Copyright (C) 1997-2024 Free Software Foundation, Inc.
4##
5## This program is free software; you can redistribute it and/or modify
6## it under the terms of the GNU General Public License as published by
7## the Free Software Foundation; either version 3 of the License, or
8## (at your option) any later version.
9##
10## This program is distributed in the hope that it will be useful,
11## but WITHOUT ANY WARRANTY; without even the implied warranty of
12## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13## GNU General Public License for more details.
14##
15## You should have received a copy of the GNU General Public License
16## along with this program.  If not, see <http://www.gnu.org/licenses/>.
17
18## Parts of the common/ sim code that have been unified.
19
20AM_CPPFLAGS += \
21          -I$(srcdir)/%D% \
22          -DSIM_TOPDIR_BUILD
23AM_CPPFLAGS_%C% = -DSIM_COMMON_BUILD
24AM_CPPFLAGS_FOR_BUILD += -I$(srcdir)/%D%
25
26## NB: libcommon.a isn't used directly by ports.  We need a target for common
27## objects to be a part of, and ports use the individual objects directly.
28## We can delete this once ppc/Makefile.in is merged into ppc/local.mk.
29noinst_LIBRARIES += %D%/libcommon.a
30%C%_libcommon_a_SOURCES = \
31          %D%/callback.c \
32          %D%/portability.c \
33          %D%/sim-load.c \
34          %D%/sim-signal.c \
35          %D%/syscall.c \
36          %D%/target-newlib-errno.c \
37          %D%/target-newlib-open.c \
38          %D%/target-newlib-signal.c \
39          %D%/target-newlib-syscall.c \
40          %D%/version.c
41
42%D%/version.c: %D%/version.c-stamp ; @true
43%D%/version.c-stamp: $(srcroot)/gdb/version.in $(srcroot)/bfd/version.h $(srcdir)/%D%/create-version.sh
44          $(AM_V_GEN)$(SHELL) $(srcdir)/%D%/create-version.sh $(srcroot)/gdb $@.tmp
45          $(AM_V_at)$(SHELL) $(srcroot)/move-if-change $@.tmp $(@:-stamp=)
46          $(AM_V_at)touch $@
47
48CLEANFILES += \
49          %D%/version.c %D%/version.c-stamp
50
51## NB: This is a bit of a hack.  If we can generalize the common/ files, we can
52## turn this from an arch-specific %/test-hw-events into a common/test-hw-events
53## program.
54.PRECIOUS: %/test-hw-events.o
55%/test-hw-events.o: common/hw-events.c
56          $(AM_V_CC)$(COMPILE) -DMAIN -c -o $@ $<
57%/test-hw-events: %/test-hw-events.o %/libsim.a
58          $(AM_V_CCLD)$(LINK) -o $@ $^ $(SIM_COMMON_LIBS) $(LIBS)
59
60##
61## For subdirs.
62##
63
64SIM_COMMON_HW_OBJS = \
65          hw-alloc.o \
66          hw-base.o \
67          hw-device.o \
68          hw-events.o \
69          hw-handles.o \
70          hw-instances.o \
71          hw-ports.o \
72          hw-properties.o \
73          hw-tree.o \
74          sim-hw.o
75
76SIM_NEW_COMMON_OBJS = \
77          sim-arange.o \
78          sim-bits.o \
79          sim-close.o \
80          sim-command.o \
81          sim-config.o \
82          sim-core.o \
83          sim-cpu.o \
84          sim-endian.o \
85          sim-engine.o \
86          sim-events.o \
87          sim-fpu.o \
88          sim-hload.o \
89          sim-hrw.o \
90          sim-io.o \
91          sim-info.o \
92          sim-memopt.o \
93          sim-model.o \
94          sim-module.o \
95          sim-options.o \
96          sim-profile.o \
97          sim-reason.o \
98          sim-reg.o \
99          sim-stop.o \
100          sim-syscall.o \
101          sim-trace.o \
102          sim-utils.o \
103          sim-watch.o
104
105SIM_HW_DEVICES = cfi core pal glue
106
107if SIM_ENABLE_HW
108SIM_NEW_COMMON_OBJS += \
109          $(SIM_COMMON_HW_OBJS) \
110          $(SIM_HW_SOCKSER)
111endif
112
113# FIXME This is one very simple-minded way of generating the file hw-config.h.
114%/hw-config.h: %/stamp-hw ; @true
115%/stamp-hw: Makefile
116          $(AM_V_GEN)set -e; \
117          ( \
118          sim_hw="$(SIM_HW_DEVICES) $($(@D)_SIM_EXTRA_HW_DEVICES)" ; \
119          echo "/* generated by Makefile */" ; \
120          printf "extern const struct hw_descriptor dv_%s_descriptor[];\n" $$sim_hw ; \
121          echo "const struct hw_descriptor * const hw_descriptors[] = {" ; \
122          printf "  dv_%s_descriptor,\n" $$sim_hw ; \
123          echo "  NULL," ; \
124          echo "};" \
125          ) > $@.tmp; \
126          $(SHELL) $(srcroot)/move-if-change $@.tmp $(@D)/hw-config.h; \
127          touch $@
128.PRECIOUS: %/stamp-hw
129
130MOSTLYCLEANFILES += $(SIM_ENABLED_ARCHES:%=%/hw-config.h) $(SIM_ENABLED_ARCHES:%=%/stamp-hw)
131
132## See sim_pre_argv_init and sim_module_install in sim-module.c for more details.
133## TODO: Switch this to xxx_SOURCES once projects build objects in local.mk.
134am_arch_d = $(subst -,_,$(@D))
135GEN_MODULES_C_SRCS = \
136          $(wildcard \
137                    $(patsubst %,$(srcdir)/%,$($(am_arch_d)_libsim_a_SOURCES)) \
138                    $(patsubst %.o,$(srcdir)/%.c,$($(am_arch_d)_libsim_a_OBJECTS) $($(am_arch_d)_libsim_a_LIBADD)) \
139                    $(filter-out %.o,$(patsubst $(@D)/%.o,$(srcdir)/common/%.c,$($(am_arch_d)_libsim_a_LIBADD))))
140%/modules.c: %/stamp-modules ; @true
141%/stamp-modules: Makefile
142          $(AM_V_GEN)set -e; \
143          LANG=C ; export LANG; \
144          LC_ALL=C ; export LC_ALL; \
145          sed -n -e '/^sim_install_/{s/^\(sim_install_[a-z_0-9A-Z]*\).*/\1/;p}' $(GEN_MODULES_C_SRCS) | sort >$@.l-tmp; \
146          ( \
147          echo '/* Do not modify this file.  */'; \
148          echo '/* It is created automatically by the Makefile.  */'; \
149          echo '#include "libiberty.h"'; \
150          echo '#include "sim-module.h"'; \
151          sed -e 's:\(.*\):extern MODULE_INIT_FN \1;:' $@.l-tmp; \
152          echo 'MODULE_INSTALL_FN * const sim_modules_detected[] = {'; \
153          sed -e 's:\(.*\):  \1,:' $@.l-tmp; \
154          echo '};'; \
155          echo 'const int sim_modules_detected_len = ARRAY_SIZE (sim_modules_detected);'; \
156          ) >$@.tmp; \
157          $(SHELL) $(srcroot)/move-if-change $@.tmp $(@D)/modules.c; \
158          rm -f $@.l-tmp; \
159          touch $@
160.PRECIOUS: %/stamp-modules
161
162## NB: The ppc port doesn't currently utilize the modules API, so skip it.
163MOSTLYCLEANFILES += $(SIM_ENABLED_ARCHES:%=%/modules.c) $(SIM_ENABLED_ARCHES:%=%/stamp-modules)
164
165LIBIBERTY_LIB = ../libiberty/libiberty.a
166BFD_LIB = ../bfd/libbfd.la
167OPCODES_LIB = ../opcodes/libopcodes.la
168
169SIM_COMMON_LIBS = \
170          $(BFD_LIB) \
171          $(OPCODES_LIB) \
172          $(LIBIBERTY_LIB) \
173          $(LIBGNU) \
174          $(LIBGNU_EXTRA_LIBS)
175
176##
177## CGEN support.
178##
179
180## If the local tree has a bundled copy of guile, use that.
181GUILE = guile
182CGEN = "$(GUILE) -l $(cgendir)/guile.scm -s"
183CGENFLAGS = -v
184CGEN_CPU_DIR = $(cgendir)/cpu
185## Most ports use the files here instead of cgen/cpu.
186CPU_DIR = $(srcroot)/cpu
187CGEN_ARCHFILE = $(CPU_DIR)/$(@D).cpu
188
189CGEN_READ_SCM = $(cgendir)/sim.scm
190CGEN_ARCH_SCM = $(cgendir)/sim-arch.scm
191CGEN_CPU_SCM = $(cgendir)/sim-cpu.scm $(cgendir)/sim-model.scm
192CGEN_DECODE_SCM = $(cgendir)/sim-decode.scm
193CGEN_DESC_SCM = $(cgendir)/desc.scm $(cgendir)/desc-cpu.scm
194
195## Various choices for which cpu specific files to generate.
196## These are passed to cgen.sh in the "extrafiles" argument.
197CGEN_CPU_EXTR = /extr/
198CGEN_CPU_READ = /read/
199CGEN_CPU_WRITE = /write/
200CGEN_CPU_SEM = /sem/
201CGEN_CPU_SEMSW = /semsw/
202
203CGEN_WRAPPER = $(srccom)/cgen.sh
204
205CGEN_GEN_ARCH = \
206          $(SHELL) $(CGEN_WRAPPER) arch $(srcdir)/$(@D) \
207                    $(CGEN) $(cgendir) "$(CGENFLAGS)" \
208                    $(@D) "$$FLAGS" ignored "$$isa" $$mach ignored \
209                    $(CGEN_ARCHFILE) ignored
210CGEN_GEN_CPU = \
211          $(SHELL) $(CGEN_WRAPPER) cpu $(srcdir)/$(@D) \
212                    $(CGEN) $(cgendir) "$(CGENFLAGS)" \
213                    $(@D) "$$FLAGS" $$cpu "$$isa" $$mach "$$SUFFIX" \
214                    $(CGEN_ARCHFILE) "$$EXTRAFILES"
215CGEN_GEN_DEFS = \
216          $(SHELL) $(CGEN_WRAPPER) defs $(srcdir)/$(@D) \
217                    $(CGEN) $(cgendir) "$(CGENFLAGS)" \
218                    $(@D) "$$FLAGS" $$cpu "$$isa" $$mach "$$SUFFIX" \
219                    $(CGEN_ARCHFILE) ignored
220CGEN_GEN_DECODE = \
221          $(SHELL) $(CGEN_WRAPPER) decode $(srcdir)/$(@D) \
222                    $(CGEN) $(cgendir) "$(CGENFLAGS)" \
223                    $(@D) "$$FLAGS" $$cpu "$$isa" $$mach "$$SUFFIX" \
224                    $(CGEN_ARCHFILE) "$$EXTRAFILES"
225CGEN_GEN_CPU_DECODE = \
226          $(SHELL) $(CGEN_WRAPPER) cpu-decode $(srcdir)/$(@D) \
227                    $(CGEN) $(cgendir) "$(CGENFLAGS)" \
228                    $(@D) "$$FLAGS" $$cpu "$$isa" $$mach "$$SUFFIX" \
229                    $(CGEN_ARCHFILE) "$$EXTRAFILES"
230CGEN_GEN_CPU_DESC = \
231          $(SHELL) $(CGEN_WRAPPER) desc $(srcdir)/$(@D) \
232                    $(CGEN) $(cgendir) "$(CGENFLAGS)" \
233                    $(@D) "$$FLAGS" $$cpu "$$isa" $$mach "$$SUFFIX" \
234                    $(CGEN_ARCHFILE) ignored $$opcfile
235
236CGEN_GEN_MLOOP = \
237          $(SHELL) $(srccom)/lineno.sh \
238                    $(srccom)/genmloop.sh \
239                    $@.lineno.sh \
240                    -shell $(SHELL) -awk $(AWK) -lineno $(srccom)/lineno.sh \
241                    -infile $< -outfile-prefix $(@D)/
242