Merge remote-tracking branch 'remotes/bonzini-gitlab/tags/for-upstream' into staging

* Reverse debugging (Pavel)
* CFLAGS cleanup (Paolo)
* ASLR fix (Mark)
* cpus.c refactoring (Claudio)

# gpg: Signature made Tue 06 Oct 2020 07:35:09 BST
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini-gitlab/tags/for-upstream: (37 commits)
  tests/acceptance: add reverse debugging test
  replay: create temporary snapshot at debugger connection
  replay: describe reverse debugging in docs/replay.txt
  gdbstub: add reverse continue support in replay mode
  gdbstub: add reverse step support in replay mode
  replay: flush rr queue before loading the vmstate
  replay: implement replay-seek command
  replay: introduce breakpoint at the specified step
  replay: introduce info hmp/qmp command
  qapi: introduce replay.json for record/replay-related stuff
  migration: introduce icount field for snapshots
  qcow2: introduce icount field for snapshots
  replay: provide an accessor for rr filename
  replay: don't record interrupt poll
  configure: don't enable ASLR for --enable-debug Windows builds
  configure: consistently pass CFLAGS/CXXFLAGS/LDFLAGS to meson
  configure: do not clobber environment CFLAGS/CXXFLAGS/LDFLAGS
  dtc: Convert Makefile bits to meson bits
  slirp: Convert Makefile bits to meson bits
  accel/tcg: use current_machine as it is always set for softmmu
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

3 files changed, 8 insertions, 17 deletions

diff --git a/hw/core/cpu.c b/hw/core/cpu.c
index c55c09f..8654550 100644
--- a/hw/core/cpu.c
+++ b/hw/core/cpu.c
@@ -33,8 +33,7 @@
 #include "hw/qdev-properties.h"
 #include "trace/trace-root.h"
 #include "qemu/plugin.h"
-
-CPUInterruptHandler cpu_interrupt_handler;
+#include "sysemu/hw_accel.h"
 
 CPUState *cpu_by_arch_id(int64_t id)
 {
@@ -393,17 +392,6 @@ static vaddr cpu_adjust_watchpoint_address(CPUState *cpu, vaddr addr, int len)
     return addr;
 }
 
-static void generic_handle_interrupt(CPUState *cpu, int mask)
-{
-    cpu->interrupt_request |= mask;
-
-    if (!qemu_cpu_is_self(cpu)) {
-        qemu_cpu_kick(cpu);
-    }
-}
-
-CPUInterruptHandler cpu_interrupt_handler = generic_handle_interrupt;
-
 static void cpu_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
diff --git a/hw/core/ptimer.c b/hw/core/ptimer.c
index b5a54e2..c6d2beb 100644
--- a/hw/core/ptimer.c
+++ b/hw/core/ptimer.c
@@ -7,11 +7,11 @@
  */
 
 #include "qemu/osdep.h"
-#include "qemu/timer.h"
 #include "hw/ptimer.h"
 #include "migration/vmstate.h"
 #include "qemu/host-utils.h"
 #include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "sysemu/qtest.h"
 #include "block/aio.h"
 #include "sysemu/cpus.h"
@@ -134,7 +134,8 @@ static void ptimer_reload(ptimer_state *s, int delta_adjust)
      * on the current generation of host machines.
      */
 
-    if (s->enabled == 1 && (delta * period < 10000) && !use_icount) {
+    if (s->enabled == 1 && (delta * period < 10000) &&
+        !icount_enabled() && !qtest_enabled()) {
         period = 10000 / delta;
         period_frac = 0;
     }
@@ -217,7 +218,8 @@ uint64_t ptimer_get_count(ptimer_state *s)
             uint32_t period_frac = s->period_frac;
             uint64_t period = s->period;
 
-            if (!oneshot && (s->delta * period < 10000) && !use_icount) {
+            if (!oneshot && (s->delta * period < 10000) &&
+                !icount_enabled() && !qtest_enabled()) {
                 period = 10000 / s->delta;
                 period_frac = 0;
             }
diff --git a/hw/i386/x86.c b/hw/i386/x86.c
index 403c2b1..3137a20 100644
--- a/hw/i386/x86.c
+++ b/hw/i386/x86.c
@@ -34,6 +34,7 @@
 #include "sysemu/numa.h"
 #include "sysemu/replay.h"
 #include "sysemu/sysemu.h"
+#include "sysemu/cpu-timers.h"
 #include "trace.h"
 
 #include "hw/i386/x86.h"
@@ -521,7 +522,7 @@ static long get_file_size(FILE *f)
 /* TSC handling */
 uint64_t cpu_get_tsc(CPUX86State *env)
 {
-    return cpu_get_ticks();
+    return cpus_get_elapsed_ticks();
 }
 
 /* IRQ handling */