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116 lines
4.2 KiB
Python
Executable File
116 lines
4.2 KiB
Python
Executable File
#!/usr/bin/env python3
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# DESCRIPTION: Verilator: Verilog Test driver/expect definition
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#
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# Copyright 2024 by Wilson Snyder. This program is free software; you
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# can redistribute it and/or modify it under the terms of either the GNU
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# Lesser General Public License Version 3 or the Perl Artistic License
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# Version 2.0.
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# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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import vltest_bootstrap
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test.scenarios('vlt_all')
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def check_splits():
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got1 = False
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gotSyms1 = False
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for filename in test.glob_some(test.obj_dir + "/*.cpp"):
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if re.search(r'Syms__1', filename):
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gotSyms1 = True
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elif re.search(r'__1', filename):
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got1 = True
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if not got1:
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test.error("No __1 split file found")
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if not gotSyms1:
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test.error("No Syms__1 split file found")
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def check_no_all_file():
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for filename in test.glob_some(test.obj_dir + "/*.cpp"):
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if re.search(r'__ALL.cpp', filename):
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test.error("__ALL.cpp file found: " + filename)
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def check_cpp(filename):
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size = os.path.getsize(filename)
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if test.verbose:
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print(" File %6d %s\n" % (size, filename))
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funcs = []
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with open(filename, 'r', encoding="utf8") as fh:
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for line in fh:
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m = re.search(r'^(void|IData)\s+(.*::.*){', line)
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if not m:
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continue
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func = m.group(2)
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func = re.sub(r'\(.*$', '', func)
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if test.verbose:
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print("\tFunc " + func)
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if (re.search(r'(::_eval_initial_loop$', func) or re.search(r'::__Vconfigure$', func)
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or re.search(r'::trace$', func) or re.search(r'::traceInit$', func)
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or re.search(r'::traceFull$', func) or re.search(r'::final$', func)
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or re.search(r'::prepareClone$', func) or re.search(r'::atClone$', func)):
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continue
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funcs.append(func)
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if len(funcs) > 0:
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test.error("Split had multiple functions in $filename\n\t" + "\n\t".join(funcs))
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def check_gcc_flags(filename):
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with open(filename, 'r', encoding="utf8") as fh:
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for line in fh:
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line = line.rstrip()
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if test.verbose:
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print(":log: " + line)
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if re.search(r'' + test.vm_prefix + r'\S*\.cpp', line):
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filetype = "slow" if re.search(r'(Slow|Syms)', line) else "fast"
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opt = "fast" if re.search(r'-O2', line) else "slow"
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if test.verbose:
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print(filetype + ", " + opt + ", " + line)
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if filetype != opt:
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test.error(filetype + " file compiled as if was " + opt + ": " + line)
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elif re.search(r'.cpp', line) and not re.search(r'-Os', line):
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test.error("library file not compiled with OPT_GLOBAL: " + line)
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# This rule requires GNU make > 4.1 (or so, known broken in 3.81)
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#%__Slow.o: %__Slow.cpp
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# $(OBJCACHE) $(CXX) $(CXXFLAGS) $(CPPFLAGS) $(OPT_SLOW) -c -o $@ $<
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if not test.make_version or float(test.make_version) < 4.1:
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test.skip("Test requires GNU Make version >= 4.1")
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test.compile(v_flags2=["--trace",
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"--output-split 1",
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"--output-split-cfuncs 1",
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"--exe",
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"../" + test.main_filename],
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verilator_make_gmake=False) # yapf:disable
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# We don't use the standard test_regress rules, as want to test the rules
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# properly build
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test.run(logfile=test.obj_dir + "/vlt_gcc.log",
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tee=test.verbose,
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cmd=[os.environ["MAKE"],
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"-C " + test.obj_dir,
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"-f "+test.vm_prefix+".mk",
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"-j 4",
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"VM_PREFIX="+test.vm_prefix,
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"TEST_OBJ_DIR="+test.obj_dir,
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"CPPFLAGS_DRIVER=-D"+test.name.upper(),
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("CPPFLAGS_DRIVER2=-DTEST_VERBOSE=1" if test.verbose else ""),
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"OPT_FAST=-O2",
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"OPT_SLOW=-O0",
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"OPT_GLOBAL=-Os",
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]) # yapf:disable
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test.execute()
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# Splitting should set VM_PARALLEL_BUILDS to 1 by default
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test.file_grep(test.obj_dir + "/" + test.vm_prefix + "_classes.mk", r'VM_PARALLEL_BUILDS\s*=\s*1')
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check_splits()
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check_no_all_file()
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check_gcc_flags(test.obj_dir + "/vlt_gcc.log")
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test.passes()
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