| #!/usr/bin/env python |
| # -*- coding: utf-8 -*- |
| |
| """ |
| Generate .h file for TCG code generation. |
| """ |
| |
| __author__ = "Lluís Vilanova <vilanova@ac.upc.edu>" |
| __copyright__ = "Copyright 2012-2016, Lluís Vilanova <vilanova@ac.upc.edu>" |
| __license__ = "GPL version 2 or (at your option) any later version" |
| |
| __maintainer__ = "Stefan Hajnoczi" |
| __email__ = "stefanha@linux.vnet.ibm.com" |
| |
| |
| from tracetool import out, Arguments |
| import tracetool.vcpu |
| |
| |
| def vcpu_transform_args(args): |
| assert len(args) == 1 |
| return Arguments([ |
| args, |
| # NOTE: this name must be kept in sync with the one in "tcg_h" |
| # NOTE: Current helper code uses TCGv_env (CPUArchState*) |
| ("TCGv_env", "__tcg_" + args.names()[0]), |
| ]) |
| |
| |
| def generate(events, backend, group): |
| if group == "root": |
| header = "trace-root.h" |
| else: |
| header = "trace.h" |
| |
| out('/* This file is autogenerated by tracetool, do not edit. */', |
| '/* You must include this file after the inclusion of helper.h */', |
| '', |
| '#ifndef TRACE_%s_GENERATED_TCG_TRACERS_H' % group.upper(), |
| '#define TRACE_%s_GENERATED_TCG_TRACERS_H' % group.upper(), |
| '', |
| '#include "exec/helper-proto.h"', |
| '#include "%s"' % header, |
| '', |
| ) |
| |
| for e in events: |
| # just keep one of them |
| if "tcg-trans" not in e.properties: |
| continue |
| |
| out('static inline void %(name_tcg)s(%(args)s)', |
| '{', |
| name_tcg=e.original.api(e.QEMU_TRACE_TCG), |
| args=tracetool.vcpu.transform_args("tcg_h", e.original)) |
| |
| if "disable" not in e.properties: |
| args_trans = e.original.event_trans.args |
| args_exec = tracetool.vcpu.transform_args( |
| "tcg_helper_c", e.original.event_exec, "wrapper") |
| out(' %(name_trans)s(%(argnames_trans)s);', |
| ' gen_helper_%(name_exec)s(%(argnames_exec)s);', |
| name_trans=e.original.event_trans.api(e.QEMU_TRACE), |
| name_exec=e.original.event_exec.api(e.QEMU_TRACE), |
| argnames_trans=", ".join(args_trans.names()), |
| argnames_exec=", ".join(args_exec.names())) |
| |
| out('}') |
| |
| out('', |
| '#endif /* TRACE_%s_GENERATED_TCG_TRACERS_H */' % group.upper()) |
