Merge "These changes are the raw update to qemu-2.6."

8 files changed, 70 insertions, 36 deletions

diff --git a/qemu/scripts/tracetool/format/events_c.py b/qemu/scripts/tracetool/format/events_c.py
index 2d97fa310..1cc6a49a7 100644
--- a/qemu/scripts/tracetool/format/events_c.py
+++ b/qemu/scripts/tracetool/format/events_c.py
@@ -19,6 +19,7 @@ from tracetool import out
 def generate(events, backend):
     out('/* This file is autogenerated by tracetool, do not edit. */',
         '',
+        '#include "qemu/osdep.h"',
         '#include "trace.h"',
         '#include "trace/generated-events.h"',
         '#include "trace/control.h"',
@@ -27,7 +28,7 @@ def generate(events, backend):
     out('TraceEvent trace_events[TRACE_EVENT_COUNT] = {')
 
     for e in events:
-        out('    { .id = %(id)s, .name = \"%(name)s\", .sstate = %(sstate)s, .dstate = 0 },',
+        out('    { .id = %(id)s, .name = \"%(name)s\", .sstate = %(sstate)s },',
             id = "TRACE_" + e.name.upper(),
             name = e.name,
             sstate = "TRACE_%s_ENABLED" % e.name.upper())
diff --git a/qemu/scripts/tracetool/format/events_h.py b/qemu/scripts/tracetool/format/events_h.py
index 9f114a349..4529263e0 100644
--- a/qemu/scripts/tracetool/format/events_h.py
+++ b/qemu/scripts/tracetool/format/events_h.py
@@ -6,7 +6,7 @@ trace/generated-events.h
 """
 
 __author__     = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__  = "Copyright 2012-2014, 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"
@@ -21,8 +21,6 @@ def generate(events, backend):
         '',
         '#ifndef TRACE__GENERATED_EVENTS_H',
         '#define TRACE__GENERATED_EVENTS_H',
-        '',
-        '#include <stdbool.h>',
         '')
 
     # event identifiers
@@ -43,7 +41,7 @@ def generate(events, backend):
         if "tcg-trans" in e.properties:
             # a single define for the two "sub-events"
             out('#define TRACE_%(name)s_ENABLED %(enabled)d',
-                name=e.original.original.name.upper(),
+                name=e.original.name.upper(),
                 enabled=enabled)
         out('#define TRACE_%s_ENABLED %d' % (e.name.upper(), enabled))
 
diff --git a/qemu/scripts/tracetool/format/h.py b/qemu/scripts/tracetool/format/h.py
index 9b3943002..083540621 100644
--- a/qemu/scripts/tracetool/format/h.py
+++ b/qemu/scripts/tracetool/format/h.py
@@ -6,7 +6,7 @@ trace/generated-tracers.h
 """
 
 __author__     = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__  = "Copyright 2012-2014, 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"
diff --git a/qemu/scripts/tracetool/format/tcg_h.py b/qemu/scripts/tracetool/format/tcg_h.py
index f676b6662..e2331f251 100644
--- a/qemu/scripts/tracetool/format/tcg_h.py
+++ b/qemu/scripts/tracetool/format/tcg_h.py
@@ -6,14 +6,25 @@ Generate .h file for TCG code generation.
 """
 
 __author__     = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__  = "Copyright 2012-2014, 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
+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):
@@ -23,8 +34,6 @@ def generate(events, backend):
         '#ifndef TRACE__GENERATED_TCG_TRACERS_H',
         '#define TRACE__GENERATED_TCG_TRACERS_H',
         '',
-        '#include <stdint.h>',
-        '',
         '#include "trace.h"',
         '#include "exec/helper-proto.h"',
         '',
@@ -35,21 +44,21 @@ def generate(events, backend):
         if "tcg-trans" not in e.properties:
             continue
 
-        # get the original event definition
-        e = e.original.original
-
         out('static inline void %(name_tcg)s(%(args)s)',
             '{',
-            name_tcg=e.api(e.QEMU_TRACE_TCG),
-            args=e.args)
+            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.event_trans.api(e.QEMU_TRACE),
-                name_exec=e.event_exec.api(e.QEMU_TRACE),
-                argnames_trans=", ".join(e.event_trans.args.names()),
-                argnames_exec=", ".join(e.event_exec.args.names()))
+                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('}')
 
diff --git a/qemu/scripts/tracetool/format/tcg_helper_c.py b/qemu/scripts/tracetool/format/tcg_helper_c.py
index 96655a059..a089b0bf0 100644
--- a/qemu/scripts/tracetool/format/tcg_helper_c.py
+++ b/qemu/scripts/tracetool/format/tcg_helper_c.py
@@ -6,15 +6,38 @@ Generate trace/generated-helpers.c.
 """
 
 __author__     = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__  = "Copyright 2012-2014, 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
+from tracetool import Arguments, out
 from tracetool.transform import *
+import tracetool.vcpu
+
+
+def vcpu_transform_args(args, mode):
+    assert len(args) == 1
+    # NOTE: this name must be kept in sync with the one in "tcg_h"
+    args = Arguments([(args.types()[0], "__tcg_" + args.names()[0])])
+    if mode == "code":
+        return Arguments([
+            # Does cast from helper requirements to tracing types
+            ("CPUState *", "ENV_GET_CPU(%s)" % args.names()[0]),
+        ])
+    else:
+        args = Arguments([
+            # NOTE: Current helper code uses TCGv_env (CPUArchState*)
+            ("CPUArchState *", args.names()[0]),
+        ])
+        if mode == "header":
+            return args
+        elif mode == "wrapper":
+            return args.transform(HOST_2_TCG)
+        else:
+            assert False
 
 
 def generate(events, backend):
@@ -23,6 +46,7 @@ def generate(events, backend):
 
     out('/* This file is autogenerated by tracetool, do not edit. */',
         '',
+        '#include "qemu/osdep.h"',
         '#include "qemu-common.h"',
         '#include "trace.h"',
         '#include "exec/helper-proto.h"',
@@ -33,18 +57,18 @@ def generate(events, backend):
         if "tcg-exec" not in e.properties:
             continue
 
-        # tracetool.generate always transforms types to host
-        e_args = e.original.args
-
-        values = ["(%s)%s" % (t, n)
-                  for t, n in e.args.transform(TCG_2_TCG_HELPER_DEF)]
+        e_args_api = tracetool.vcpu.transform_args(
+            "tcg_helper_c", e.original, "header").transform(
+                HOST_2_TCG_COMPAT, TCG_2_TCG_HELPER_DEF)
+        e_args_call = tracetool.vcpu.transform_args(
+            "tcg_helper_c", e, "code")
 
-        out('void %(name_tcg)s(%(args)s)',
+        out('void %(name_tcg)s(%(args_api)s)',
             '{',
-            '    %(name)s(%(values)s);',
+            '    %(name)s(%(args_call)s);',
             '}',
             name_tcg="helper_%s_proxy" % e.api(),
             name=e.api(),
-            args=e_args.transform(HOST_2_TCG_COMPAT, TCG_2_TCG_HELPER_DEF),
-            values=", ".join(values),
+            args_api=e_args_api,
+            args_call=", ".join(e_args_call.casted()),
             )
diff --git a/qemu/scripts/tracetool/format/tcg_helper_h.py b/qemu/scripts/tracetool/format/tcg_helper_h.py
index a8ba7ba8e..dc76c15eb 100644
--- a/qemu/scripts/tracetool/format/tcg_helper_h.py
+++ b/qemu/scripts/tracetool/format/tcg_helper_h.py
@@ -6,7 +6,7 @@ Generate trace/generated-helpers.h.
 """
 
 __author__     = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__  = "Copyright 2012-2014, 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"
@@ -15,6 +15,7 @@ __email__      = "stefanha@linux.vnet.ibm.com"
 
 from tracetool import out
 from tracetool.transform import *
+import tracetool.vcpu
 
 
 def generate(events, backend):
@@ -29,11 +30,9 @@ def generate(events, backend):
         if "tcg-exec" not in e.properties:
             continue
 
-        # tracetool.generate always transforms types to host
-        e_args = e.original.args
-
         # TCG helper proxy declaration
         fmt = "DEF_HELPER_FLAGS_%(argc)d(%(name)s, %(flags)svoid%(types)s)"
+        e_args = tracetool.vcpu.transform_args("tcg_helper_c", e.original, "header")
         args = e_args.transform(HOST_2_TCG_COMPAT, HOST_2_TCG,
                                 TCG_2_TCG_HELPER_DECL)
         types = ", ".join(args.types())
diff --git a/qemu/scripts/tracetool/format/tcg_helper_wrapper_h.py b/qemu/scripts/tracetool/format/tcg_helper_wrapper_h.py
index cac5a878f..020f4422a 100644
--- a/qemu/scripts/tracetool/format/tcg_helper_wrapper_h.py
+++ b/qemu/scripts/tracetool/format/tcg_helper_wrapper_h.py
@@ -6,7 +6,7 @@ Generate trace/generated-helpers-wrappers.h.
 """
 
 __author__     = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__  = "Copyright 2012-2014, 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"
@@ -15,6 +15,7 @@ __email__      = "stefanha@linux.vnet.ibm.com"
 
 from tracetool import out
 from tracetool.transform import *
+import tracetool.vcpu
 
 
 def generate(events, backend):
@@ -33,7 +34,7 @@ def generate(events, backend):
             continue
 
         # tracetool.generate always transforms types to host
-        e_args = e.original.args
+        e_args = tracetool.vcpu.transform_args("tcg_helper_c", e.original, "wrapper")
 
         # mixed-type to TCG helper bridge
         args_tcg_compat = e_args.transform(HOST_2_TCG_COMPAT)
diff --git a/qemu/scripts/tracetool/format/ust_events_c.py b/qemu/scripts/tracetool/format/ust_events_c.py
index bc970936b..9967c7a82 100644
--- a/qemu/scripts/tracetool/format/ust_events_c.py
+++ b/qemu/scripts/tracetool/format/ust_events_c.py
@@ -22,6 +22,8 @@ def generate(events, backend):
 
     out('/* This file is autogenerated by tracetool, do not edit. */',
         '',
+        '#include "qemu/osdep.h"',
+        '',
         '#define TRACEPOINT_DEFINE',
         '#define TRACEPOINT_CREATE_PROBES',
         '',