accel/tcg: Make icount.o a target agnostic unit

Remove the unused "exec/exec-all.h" header. There is
no more target specific code in it: make it target
agnostic (rename using the '-common' suffix). Since
it is TCG specific, move it to accel/tcg, updating
MAINTAINERS.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Anton Johansson <anjo@rev.ng>
Message-Id: <20230914185718.76241-11-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

MAINTAINERS

@@ -2906,7 +2906,6 @@ F: softmmu/main.c
 F: softmmu/cpus.c
 F: softmmu/cpu-throttle.c
 F: softmmu/cpu-timers.c
-F: softmmu/icount.c
 F: softmmu/runstate*
 F: qapi/run-state.json
 

accel/tcg/icount-common.c

@@ -27,7 +27,6 @@
 #include "migration/vmstate.h"
 #include "qapi/error.h"
 #include "qemu/error-report.h"
-#include "exec/exec-all.h"
 #include "sysemu/cpus.h"
 #include "sysemu/qtest.h"
 #include "qemu/main-loop.h"
@@ -38,7 +37,7 @@
 #include "hw/core/cpu.h"
 #include "sysemu/cpu-timers.h"
 #include "sysemu/cpu-throttle.h"
-#include "timers-state.h"
+#include "softmmu/timers-state.h"
 
 /*
  * ICOUNT: Instruction Counter

accel/tcg/meson.build

@@ -23,6 +23,7 @@ specific_ss.add(when: ['CONFIG_SYSTEM_ONLY', 'CONFIG_TCG'], if_true: files(
 ))
 
 system_ss.add(when: ['CONFIG_TCG'], if_true: files(
+  'icount-common.c',
   'monitor.c',
 ))
 

softmmu/meson.build

@@ -6,10 +6,6 @@ specific_ss.add(when: 'CONFIG_SYSTEM_ONLY', if_true: [files(
   'watchpoint.c',
 )])
 
-specific_ss.add(when: ['CONFIG_SYSTEM_ONLY', 'CONFIG_TCG'], if_true: [files(
-  'icount.c',
-)])
-
 system_ss.add(files(
   'balloon.c',
   'bootdevice.c',