# Authors: Steve Reinhardt
import sys
+import os
Import('*')
# List of headers to generate
isa_switch_hdrs = Split('''
- arguments.hh
- faults.hh
interrupts.hh
- isa.hh
+ isa.hh
isa_traits.hh
kernel_stats.hh
locked_mem.hh
microcode_rom.hh
- mmaped_ipr.hh
+ mmapped_ipr.hh
mt.hh
process.hh
predecoder.hh
# output from the ISA description (*.isa) files.
#
+isa_parser = File('isa_parser.py')
+
# The emitter patches up the sources & targets to include the
# autogenerated files as targets and isa parser itself as a source.
def isa_desc_emitter(target, source, env):
cpu_models = list(env['CPU_MODELS'])
- if env['USE_CHECKER']:
- cpu_models.append('CheckerCPU')
+ cpu_models.append('CheckerCPU')
# Several files are generated from the ISA description.
# We always get the basic decoder and header file.
# We also get an execute file for each selected CPU model.
target += [CpuModel.dict[cpu].filename for cpu in cpu_models]
- return target, source + [ Value(m) for m in cpu_models ]
+ # List the isa parser as a source.
+ source += [ isa_parser ]
+ # Add in the CPU models.
+ source += [ Value(m) for m in cpu_models ]
+
+ return [os.path.join("generated", t) for t in target], source
ARCH_DIR = Dir('.')
-def isa_desc_action(target, source, env):
+# import ply here because SCons screws with sys.path when performing actions.
+import ply
+
+def isa_desc_action_func(target, source, env):
# Add the current directory to the system path so we can import files
sys.path[0:0] = [ ARCH_DIR.srcnode().abspath ]
import isa_parser
- models = [ s.get_contents() for s in source[1:] ]
+ # Skip over the ISA description itself and the parser to the CPU models.
+ models = [ s.get_contents() for s in source[2:] ]
cpu_models = [CpuModel.dict[cpu] for cpu in models]
parser = isa_parser.ISAParser(target[0].dir.abspath, cpu_models)
parser.parse_isa_desc(source[0].abspath)
+isa_desc_action = MakeAction(isa_desc_action_func, Transform("ISA DESC", 1))
# Also include the CheckerCPU as one of the models if it is being
# enabled via command line.
env.Append(BUILDERS = { 'ISADesc' : isa_desc_builder })
-TraceFlag('IntRegs')
-TraceFlag('FloatRegs')
-TraceFlag('MiscRegs')
+DebugFlag('IntRegs')
+DebugFlag('FloatRegs')
+DebugFlag('MiscRegs')
CompoundFlag('Registers', [ 'IntRegs', 'FloatRegs', 'MiscRegs' ])