Start a sizer backend.
This commit is contained in:
Stephen Williams
parent
a012406ca4
commit
959ac3229e
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@ -38,7 +38,7 @@ srcdir = @srcdir@
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datarootdir = @datarootdir@
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SUBDIRS = ivlpp vhdlpp vvp vpi libveriuser cadpli tgt-null tgt-stub tgt-vvp \
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tgt-vhdl tgt-vlog95 tgt-pcb tgt-blif driver
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tgt-vhdl tgt-vlog95 tgt-pcb tgt-blif tgt-sizer driver
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# Only run distclean for these directories.
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NOTUSED = tgt-fpga tgt-pal tgt-verilog
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@ -325,4 +325,4 @@ AC_MSG_ERROR(cannot configure white space in libdir: $libdir)
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fi
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AC_MSG_RESULT(ok)
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AC_OUTPUT(Makefile ivlpp/Makefile vhdlpp/Makefile vvp/Makefile vpi/Makefile driver/Makefile driver-vpi/Makefile cadpli/Makefile libveriuser/Makefile tgt-null/Makefile tgt-stub/Makefile tgt-vvp/Makefile tgt-vhdl/Makefile tgt-fpga/Makefile tgt-verilog/Makefile tgt-pal/Makefile tgt-vlog95/Makefile tgt-pcb/Makefile tgt-blif/Makefile)
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AC_OUTPUT(Makefile ivlpp/Makefile vhdlpp/Makefile vvp/Makefile vpi/Makefile driver/Makefile driver-vpi/Makefile cadpli/Makefile libveriuser/Makefile tgt-null/Makefile tgt-stub/Makefile tgt-vvp/Makefile tgt-vhdl/Makefile tgt-fpga/Makefile tgt-verilog/Makefile tgt-pal/Makefile tgt-vlog95/Makefile tgt-pcb/Makefile tgt-blif/Makefile tgt-sizer/Makefile)
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@ -0,0 +1,103 @@
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#
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# This source code is free software; you can redistribute it
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# and/or modify it in source code form under the terms of the GNU
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# Library General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Library General Public License for more details.
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#
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# You should have received a copy of the GNU Library General Public
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# License along with this program; if not, write to the Free
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# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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# Boston, MA 02110-1301, USA.
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#
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SHELL = /bin/sh
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suffix = @install_suffix@
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prefix = @prefix@
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exec_prefix = @exec_prefix@
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srcdir = @srcdir@
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VPATH = $(srcdir)
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bindir = @bindir@
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libdir = @libdir@
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CXX = @CXX@
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INSTALL = @INSTALL@
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INSTALL_PROGRAM = @INSTALL_PROGRAM@
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INSTALL_DATA = @INSTALL_DATA@
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ifeq (@srcdir@,.)
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INCLUDE_PATH = -I. -I..
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else
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INCLUDE_PATH = -I. -I.. -I$(srcdir) -I$(srcdir)/..
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endif
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CPPFLAGS = $(INCLUDE_PATH) @CPPFLAGS@ @DEFS@ @PICFLAG@
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CXXFLAGS = @WARNING_FLAGS@ @WARNING_FLAGS_CXX@ @CXXFLAGS@
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LDFLAGS = @LDFLAGS@
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O = sizer.o scan_lpms.o scan_logs.o
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all: dep sizer.tgt
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check: all
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clean:
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rm -rf *.o dep sizer.tgt
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distclean: clean
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rm -f Makefile config.log
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cppcheck: $(O:.o=.cc)
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cppcheck --enable=all -f $(INCLUDE_PATH) $^
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Makefile: $(srcdir)/Makefile.in ../config.status
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cd ..; ./config.status --file=tgt-sizer/$@
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dep:
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mkdir dep
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%.o: %.cc
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$(CXX) $(CPPFLAGS) $(CXXFLAGS) @DEPENDENCY_FLAG@ -c $< -o $*.o
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mv $*.d dep
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ifeq (@WIN32@,yes)
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TGTLDFLAGS=-L.. -livl
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TGTDEPLIBS=../libivl.a
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else
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TGTLDFLAGS=
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TGTDEPLIBS=
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endif
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sizer.tgt: $O $(TGTDEPLIBS)
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$(CXX) @shared@ $(LDFLAGS) -o $@ $O $(TGTLDFLAGS)
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install: all installdirs $(libdir)/ivl$(suffix)/sizer.tgt $(INSTALL_DOC) $(libdir)/ivl$(suffix)/sizer.conf $(libdir)/ivl$(suffix)/sizer-s.conf
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$(libdir)/ivl$(suffix)/sizer.tgt: ./sizer.tgt
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$(INSTALL_PROGRAM) ./sizer.tgt "$(DESTDIR)$(libdir)/ivl$(suffix)/sizer.tgt"
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$(libdir)/ivl$(suffix)/sizer.conf: $(srcdir)/sizer.conf
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$(INSTALL_DATA) $(srcdir)/sizer.conf "$(DESTDIR)$(libdir)/ivl$(suffix)/sizer.conf"
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$(libdir)/ivl$(suffix)/sizer-s.conf: $(srcdir)/sizer-s.conf
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$(INSTALL_DATA) $(srcdir)/sizer-s.conf "$(DESTDIR)$(libdir)/ivl$(suffix)/sizer-s.conf"
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installdirs: $(srcdir)/../mkinstalldirs
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$(srcdir)/../mkinstalldirs "$(DESTDIR)$(bindir)" "$(DESTDIR)$(libdir)/ivl$(suffix)"
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uninstall:
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rm -f "$(DESTDIR)$(libdir)/ivl$(suffix)/sizer.tgt"
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rm -f "$(DESTDIR)$(libdir)/ivl$(suffix)/sizer.conf"
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rm -f "$(DESTDIR)$(libdir)/ivl$(suffix)/sizer-s.conf"
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-include $(patsubst %.o, dep/%.d, $O)
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@ -0,0 +1,33 @@
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/*
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* Copyright (c) 2014 Stephen Williams (steve@icarus.com)
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
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* General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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# include "sizer_priv.h"
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void scan_logs(ivl_scope_t scope, struct sizer_statistics&stats)
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{
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for (unsigned idx = 0 ; idx < ivl_scope_logs(scope) ; idx += 1) {
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ivl_net_logic_t log = ivl_scope_log(scope, idx);
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switch (ivl_logic_type(log)) {
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default:
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stats.log_unknown += 1;
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break;
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}
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}
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}
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@ -0,0 +1,43 @@
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/*
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* Copyright (c) 2014 Stephen Williams (steve@icarus.com)
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
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* General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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# include "sizer_priv.h"
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static void scan_lpms_ff(ivl_scope_t scope, ivl_lpm_t lpm, struct sizer_statistics&stats)
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{
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ivl_nexus_t out = ivl_lpm_q(lpm);
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unsigned wid = get_nexus_width(out);
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stats.flop_count += wid;
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}
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void scan_lpms(ivl_scope_t scope, struct sizer_statistics&stats)
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{
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for (unsigned idx = 0 ; idx < ivl_scope_lpms(scope) ; idx += 1) {
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ivl_lpm_t lpm = ivl_scope_lpm(scope,idx);
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switch (ivl_lpm_type(lpm)) {
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case IVL_LPM_FF:
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scan_lpms_ff(scope, lpm, stats);
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break;
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default:
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stats.lpm_unknown += 1;
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break;
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}
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}
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}
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@ -0,0 +1,6 @@
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functor:synth2
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functor:synth
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functor:syn-rules
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functor:cprop
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functor:nodangle
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flag:DLL=sizer.tgt
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@ -0,0 +1,131 @@
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/*
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* Copyright (c) 2014 Stephen Williams (steve@icarus.com)
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
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* General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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# include "version_base.h"
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# include "version_tag.h"
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# include "config.h"
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# include "sizer_priv.h"
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# include <cstdio>
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# include <cstring>
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# include <cassert>
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/*
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* This is a null target module. It does nothing.
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*/
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static const char*version_string =
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"Icarus Verilog SIZER Statistics Generator " VERSION " (" VERSION_TAG ")\n\n"
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"Copyright (c) 2014 Stephen Williams (steve@icarus.com)\n\n"
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" This program is free software; you can redistribute it and/or modify\n"
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" it under the terms of the GNU General Public License as published by\n"
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" the Free Software Foundation; either version 2 of the License, or\n"
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" (at your option) any later version.\n"
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"\n"
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" This program is distributed in the hope that it will be useful,\n"
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" but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
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" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
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" GNU General Public License for more details.\n"
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"\n"
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" You should have received a copy of the GNU General Public License along\n"
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" with this program; if not, write to the Free Software Foundation, Inc.,\n"
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" 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.\n"
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;
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int sizer_errors = 0;
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FILE*sizer_out = 0;
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static int process_scan_fun(ivl_process_t net, void*raw);
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static void emit_sizer_root(ivl_design_t des, ivl_scope_t model);
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int target_design(ivl_design_t des)
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{
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const char*sizer_path = ivl_design_flag(des, "-o");
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sizer_out = fopen(sizer_path, "wt");
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assert(sizer_out);
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// Detect processes and dispatch them.
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ivl_design_process(des, &process_scan_fun, 0);
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// Locate the root scope for the design.
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ivl_scope_t*roots;
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unsigned nroots;
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ivl_design_roots(des, &roots, &nroots);
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for (unsigned idx = 0 ; idx < nroots ; idx += 1) {
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if (ivl_scope_type(roots[idx]) != IVL_SCT_MODULE) {
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fprintf(stderr, "SIZER: The root scope %s must be a module.\n", ivl_scope_basename(roots[idx]));
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sizer_errors += 1;
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continue;
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}
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emit_sizer_root(des, roots[idx]);
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}
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return sizer_errors;
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}
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const char* target_query(const char*key)
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{
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if (strcmp(key,"version") == 0)
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return version_string;
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return 0;
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}
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static int process_scan_fun(ivl_process_t net, void* /*raw*/)
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{
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fprintf(stderr, "%s:%u: SIZER: Processes not synthesized for statistics.\n",
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ivl_process_file(net), ivl_process_lineno(net));
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sizer_errors += 1;
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return 0;
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}
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static void emit_sizer_root(ivl_design_t des, ivl_scope_t model)
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{
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fprintf(sizer_out, "**** Root module: %s\n", ivl_scope_name(model));
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fprintf(sizer_out, " Logic gates: %u (ivl_net_logic_t nodes))\n", ivl_scope_logs(model));
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fprintf(sizer_out, " LPM nodes : %u (ivl_lpm_t nodes)\n", ivl_scope_lpms(model));
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struct sizer_statistics stats;
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scan_logs(model, stats);
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scan_lpms(model, stats);
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fprintf(sizer_out, " Flip-Flops : %u\n", stats.flop_count);
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fprintf(sizer_out, " LPM Unknown : %u\n", stats.lpm_unknown);
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fprintf(sizer_out, " Logic Unknown: %u\n", stats.log_unknown);
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}
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unsigned get_nexus_width(ivl_nexus_t nex)
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{
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ivl_signal_t sig = 0;
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for (unsigned idx = 0 ; idx < ivl_nexus_ptrs(nex) ; idx += 1) {
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ivl_nexus_ptr_t ptr = ivl_nexus_ptr(nex,idx);
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sig = ivl_nexus_ptr_sig(ptr);
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if (sig) return ivl_signal_width(sig);
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}
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fprintf(stderr, "SIZER: Unable to find width of nexus?!\n");
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sizer_errors += 1;
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return 0;
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}
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@ -0,0 +1,6 @@
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functor:synth2
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functor:synth
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functor:syn-rules
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functor:cprop
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functor:nodangle
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flag:DLL=sizer.tgt
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@ -0,0 +1,51 @@
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#ifndef __sizer_priv_H
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#define __sizer_priv_H
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/*
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* Copyright (c) 2014 Stephen Williams (steve@icarus.com)
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
|
||||
* General Public License as published by the Free Software
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||||
* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
|
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
|
||||
*
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||||
* You should have received a copy of the GNU General Public License
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||||
* along with this program; if not, write to the Free Software
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||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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# include "config.h"
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# include "ivl_target.h"
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# include <cstdio>
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struct sizer_statistics {
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unsigned flop_count;
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unsigned lpm_unknown;
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unsigned log_unknown;
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inline sizer_statistics()
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{
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flop_count = 0;
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lpm_unknown = 0;
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log_unknown = 0;
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}
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};
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extern int sizer_errors;
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extern FILE*sizer_out;
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extern void scan_logs(ivl_scope_t scope, struct sizer_statistics&stats);
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extern void scan_lpms(ivl_scope_t scope, struct sizer_statistics&stats);
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extern unsigned get_nexus_width(ivl_nexus_t nex);
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#endif
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@ -74,6 +74,9 @@ rm -rf $RPM_BUILD_ROOT
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%attr(-,root,root) %{_libdir}/ivl%{suff}/null.tgt
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%attr(-,root,root) %{_libdir}/ivl%{suff}/null.conf
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%attr(-,root,root) %{_libdir}/ivl%{suff}/null-s.conf
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%attr(-,root,root) %{_libdir}/ivl%{suff}/sizer.tgt
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%attr(-,root,root) %{_libdir}/ivl%{suff}/sizer.conf
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%attr(-,root,root) %{_libdir}/ivl%{suff}/sizer-s.conf
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%attr(-,root,root) %{_libdir}/ivl%{suff}/stub.tgt
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%attr(-,root,root) %{_libdir}/ivl%{suff}/stub.conf
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%attr(-,root,root) %{_libdir}/ivl%{suff}/stub-s.conf
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