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Add Makefile VM_GLOBAL_FAST, listing objects needed to link executables.

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Add additional commentary to makefiles and other output files.
This commit is contained in:
Wilson Snyder
2009-12-02 21:15:56 -05:00
parent fc70ae180e
commit f8cb6979d7
6 changed files with 124 additions and 37 deletions
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src/V3EmitMk.cpp
+62 -22
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@@ -46,29 +46,58 @@ public:
return level;
}
void putMakeClassEntry(V3OutMkFile& of, const string& name) {
of.puts("\t"+V3Options::filenameNonDirExt(name)+" \\\n");
}
void emitClassMake() {
// Generate the makefile
V3OutMkFile of (v3Global.opt.makeDir()+"/"+ v3Global.opt.prefix() + "_classes.mk");
of.putsHeader();
of.puts("\n");
of.puts("# DESCR" "IPTION: Verilator output: Make include file with class lists\n");
of.puts("#\n");
of.puts("# This file lists generated Verilated files, for including in higher level makefiles.\n");
of.puts("# See "+v3Global.opt.prefix()+".mk"+" for the caller.\n");
of.puts("\n### Switches...\n");
of.puts("# Coverage output mode? 0/1 (from --coverage)\n");
of.puts("VM_COVERAGE = "); of.puts(v3Global.opt.coverage()?"1":"0"); of.puts("\n");
of.puts("# Tracing output mode? 0/1 (from --trace)\n");
of.puts("VM_TRACE = "); of.puts(v3Global.opt.trace()?"1":"0"); of.puts("\n");
of.puts("\n");
for (int support=0; support<2; support++) {
of.puts("\n### Object file lists...\n");
for (int support=0; support<3; support++) {
for (int slow=0; slow<2; slow++) {
of.puts(support?"VM_SUPPORT":"VM_CLASSES");
if (support==2) of.puts("# Global classes, need linked once per executable");
else if (support) of.puts("# Generated support classes");
else of.puts("# Generated module classes");
if (slow) of.puts(", non-fast-path, compile with low/medium optimization\n");
else of.puts(", fast-path, compile with highest optimization\n");
of.puts(support==2?"VM_GLOBAL":support==1?"VM_SUPPORT":"VM_CLASSES");
of.puts(slow?"_SLOW":"_FAST");
of.puts(" += \\\n");
for (AstCFile* nodep = v3Global.rootp()->filesp(); nodep; nodep=nodep->nextp()->castCFile()) {
if (nodep->source() && nodep->slow()==slow && nodep->support()==support) {
of.puts("\t"+V3Options::filenameNonDirExt(nodep->name())+" \\\n");
if (support==2 && !slow) {
putMakeClassEntry(of, "verilated.cpp");
if (v3Global.opt.systemPerl()) {
putMakeClassEntry(of, "Sp.cpp"); // Note Sp.cpp includes SpTraceVcdC
}
else if (v3Global.opt.trace()) {
putMakeClassEntry(of, "SpTraceVcdC.cpp");
}
}
else if (support==2 && slow) {
}
else {
for (AstCFile* nodep = v3Global.rootp()->filesp(); nodep; nodep=nodep->nextp()->castCFile()) {
if (nodep->source() && nodep->slow()==slow && nodep->support()==support) {
putMakeClassEntry(of, nodep->name());
}
}
}
of.puts("\n");
}
}
of.puts("\n");
of.putsHeader();
}
@@ -77,6 +106,10 @@ public:
// Generate the makefile
V3OutMkFile of (v3Global.opt.makeDir()+"/"+ v3Global.opt.prefix() + ".mk");
of.putsHeader();
of.puts("# DESCR" "IPTION: Verilator output: Makefile for building Verilated archive or executable\n");
of.puts("#\n");
of.puts("# Execute this makefile from the object directory:\n");
of.puts("# make -f "+v3Global.opt.prefix()+".mk"+"\n");
of.puts("\n");
if (v3Global.opt.exe()) {
@@ -84,33 +117,37 @@ public:
} else {
of.puts("default: "+v3Global.opt.prefix()+"__ALL.a\n");
}
of.puts("\n# Constants...\n");
of.puts("\n### Constants...\n");
of.puts("# Perl executable (from $PERL)\n");
of.puts("PERL = "+V3Options::getenvPERL()+"\n");
of.puts("# Path to Verilator kit (from $VERILATOR_ROOT)\n");
of.puts("VERILATOR_ROOT = "+V3Options::getenvVERILATOR_ROOT()+"\n");
of.puts("# Path to SystemPerl kit top (from $SYSTEMPERL)\n");
of.puts("SYSTEMPERL = "+V3Options::getenvSYSTEMPERL()+"\n");
of.puts("# Path to SystemPerl kit includes (from $SYSTEMPERL_INCLUDE)\n");
of.puts("SYSTEMPERL_INCLUDE = "+V3Options::getenvSYSTEMPERL_INCLUDE()+"\n");
of.puts("\n# Switches...\n");
of.puts("\n### Switches...\n");
of.puts("# SystemPerl output mode? 0/1 (from --sp)\n");
of.puts(string("VM_SP = ")+(v3Global.opt.systemPerl()?"1":"0")+"\n");
of.puts("# SystemC output mode? 0/1 (from --sc)\n");
of.puts(string("VM_SC = ")+((v3Global.opt.systemC()&&!v3Global.opt.systemPerl())?"1":"0")+"\n");
of.puts("# SystemPerl or SystemC output mode? 0/1 (from --sp/--sc)\n");
of.puts(string("VM_SP_OR_SC = ")+(v3Global.opt.systemC()?"1":"0")+"\n");
of.puts("# Deprecated\n");
of.puts(string("VM_PCLI = ")+(v3Global.opt.systemC()?"0":"1")+"\n");
of.puts("# SystemC architecture to find link library path (from $SYSTEMC_ARCH)\n");
of.puts(string("VM_SC_TARGET_ARCH = ")+V3Options::getenvSYSTEMC_ARCH()+"\n");
of.puts("\n# Vars...\n");
of.puts("\n### Vars...\n");
of.puts("# Design prefix (from --prefix)\n");
of.puts(string("VM_PREFIX = ")+v3Global.opt.prefix()+"\n");
of.puts("# Module prefix (from --prefix)\n");
of.puts(string("VM_MODPREFIX = ")+v3Global.opt.modPrefix()+"\n");
// Imply generating verilated.o
if (v3Global.opt.exe()) {
v3Global.opt.addCppFile("verilated.cpp");
if (v3Global.opt.trace()) {
v3Global.opt.addCppFile("SpTraceVcdC.cpp");
}
}
V3StringSet dirs;
of.puts("# User .cpp files (from .cpp's on Verilator command line)\n");
of.puts("VM_USER_CLASSES = \\\n");
for (V3StringSet::iterator it = v3Global.opt.cppFiles().begin();
it != v3Global.opt.cppFiles().end(); ++it) {
@@ -121,18 +158,21 @@ public:
}
of.puts("\n");
of.puts("# User .cpp directories (from .cpp's on Verilator command line)\n");
of.puts("VM_USER_DIR = \\\n");
for (V3StringSet::iterator it = dirs.begin(); it!=dirs.end(); ++it) {
of.puts("\t"+*it+" \\\n");
}
of.puts("\n");
of.puts("\n# Default rules...\n");
of.puts("\n### Default rules...\n");
of.puts("# Include list of all generated classes\n");
of.puts("include "+v3Global.opt.prefix()+"_classes.mk\n");
of.puts("# Include global rules\n");
of.puts("include $(VERILATOR_ROOT)/include/verilated.mk\n");
of.puts("\n# Local rules...\n");
if (v3Global.opt.exe()) {
of.puts("\n### Executable rules... (from --exe)\n");
of.puts("VPATH += $(VM_USER_DIR)\n");
of.puts("\n");
for (V3StringSet::iterator it = v3Global.opt.cppFiles().begin();
@@ -143,8 +183,8 @@ public:
of.puts("\t$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(OPT_FAST) -c -o $@ $<\n");
}
of.puts("\n# Link rules...\n");
of.puts(v3Global.opt.prefix()+": $(VK_USER_OBJS) $(SP_SRCS) $(VM_PREFIX)__ALL.a\n");
of.puts("\n### Link rules... (from --exe)\n");
of.puts(v3Global.opt.prefix()+": $(VK_USER_OBJS) $(VK_GLOBAL_OBJS) $(SP_SRCS) $(VM_PREFIX)__ALL.a\n");
of.puts("\t$(LINK) $(LDFLAGS) $^ $(LOADLIBES) $(LDLIBS) -o $@ $(LIBS) $(SC_LIBS) 2>&1 | c++filt\n");
of.puts("\n");
}