cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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tcg_helper_h.py (1335B)

      1# -*- coding: utf-8 -*-
      2
      3"""
      4Generate trace/generated-helpers.h.
      5"""
      6
      7__author__     = "Lluís Vilanova <vilanova@ac.upc.edu>"
      8__copyright__  = "Copyright 2012-2016, Lluís Vilanova <vilanova@ac.upc.edu>"
      9__license__    = "GPL version 2 or (at your option) any later version"
     10
     11__maintainer__ = "Stefan Hajnoczi"
     12__email__      = "stefanha@redhat.com"
     13
     14
     15from tracetool import out
     16from tracetool.transform import *
     17import tracetool.vcpu
     18
     19
     20def generate(events, backend, group):
     21    events = [e for e in events
     22              if "disable" not in e.properties]
     23
     24    out('/* This file is autogenerated by tracetool, do not edit. */',
     25        '',
     26        )
     27
     28    for e in events:
     29        if "tcg-exec" not in e.properties:
     30            continue
     31
     32        # TCG helper proxy declaration
     33        fmt = "DEF_HELPER_FLAGS_%(argc)d(%(name)s, %(flags)svoid%(types)s)"
     34        e_args = tracetool.vcpu.transform_args("tcg_helper_c", e.original, "header")
     35        args = e_args.transform(HOST_2_TCG_COMPAT, HOST_2_TCG,
     36                                TCG_2_TCG_HELPER_DECL)
     37        types = ", ".join(args.types())
     38        if types != "":
     39            types = ", " + types
     40
     41        flags = "TCG_CALL_NO_RWG, "
     42
     43        out(fmt,
     44            flags=flags,
     45            argc=len(args),
     46            name=e.api() + "_proxy",
     47            types=types,
     48            )