exec: Rename cpu.c -> cpu-target.c

We have exec/cpu code split in 2 files for target agnostic
("common") and specific. Rename 'cpu.c' which is target
specific using the '-target' suffix. Update MAINTAINERS.
Remove the 's from 'cpus-common.c' to match the API cpu_foo()
functions.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Anton Johansson <anjo@rev.ng>
Message-Id: <20230914185718.76241-7-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 81625f0..f82b78a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -139,7 +139,8 @@
 S: Maintained
 F: softmmu/cpus.c
 F: softmmu/watchpoint.c
-F: cpus-common.c
+F: cpu-common.c
+F: cpu-target.c
 F: page-vary.c
 F: page-vary-common.c
 F: accel/tcg/
@@ -1766,7 +1767,6 @@
 R: Philippe Mathieu-Daudé <philmd@linaro.org>
 R: Yanan Wang <wangyanan55@huawei.com>
 S: Supported
-F: cpu.c
 F: hw/core/cpu.c
 F: hw/core/machine-qmp-cmds.c
 F: hw/core/machine.c
diff --git a/cpus-common.c b/cpu-common.c
similarity index 100%
rename from cpus-common.c
rename to cpu-common.c
diff --git a/cpu.c b/cpu-target.c
similarity index 100%
rename from cpu.c
rename to cpu-target.c
diff --git a/meson.build b/meson.build
index 21a1bc0..0760c29 100644
--- a/meson.build
+++ b/meson.build
@@ -3431,8 +3431,8 @@
   system_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
 endif
 
-common_ss.add(files('cpus-common.c'))
-specific_ss.add(files('cpu.c'))
+common_ss.add(files('cpu-common.c'))
+specific_ss.add(files('cpu-target.c'))
 
 subdir('softmmu')