[RFC,34/34] accel/tcg: Compile (a few files) once for system-mode

Commit Message

Anton Johansson Jan. 19, 2024, 2:40 p.m. UTC

Build a common static library for a few softmmu files.

Signed-off-by: Anton Johansson <[e-mail]>
---
 accel/tcg/meson.build | 57 ++++++++++++++++++++++++++++++++++---------
 1 file changed, 45 insertions(+), 12 deletions(-)

Patch

diff --git a/accel/tcg/meson.build b/accel/tcg/meson.build
index 8783edd06e..420050bdbf 100644
--- a/accel/tcg/meson.build
+++ b/accel/tcg/meson.build
@@ -1,28 +1,61 @@ 
-tcg_ss = ss.source_set()
+tcg_specific_ss = ss.source_set()
+tcg_user_ss = ss.source_set()
 common_ss.add(when: 'CONFIG_TCG', if_true: files(
   'cpu-exec-common.c',
 ))
-tcg_ss.add(files(
-  'tcg-all.c',
+common_ss.add(when: libdw, if_true: files('debuginfo.c'))
+
+tcg_specific_ss.add(files(
   'cpu-exec.c',
+  'translator.c',
+))
+
+tcg_user_ss.add(files(
+  'user-exec.c',
+  'translate-all.c',
   'tb-maint.c',
   'tcg-runtime-gvec.c',
   'tcg-runtime.c',
-  'translate-all.c',
-  'translator.c',
+  'tcg-all.c',
 ))
-tcg_ss.add(when: 'CONFIG_USER_ONLY', if_true: files('user-exec.c'))
-tcg_ss.add(when: 'CONFIG_SYSTEM_ONLY', if_false: files('user-exec-stub.c'))
 if get_option('plugins')
-  tcg_ss.add(files('plugin-gen.c'))
+  tcg_user_ss.add(files('plugin-gen.c'))
 endif
-tcg_ss.add(when: libdw, if_true: files('debuginfo.c'))
-tcg_ss.add(when: 'CONFIG_LINUX', if_true: files('perf.c'))
-specific_ss.add_all(when: 'CONFIG_TCG', if_true: tcg_ss)
+tcg_specific_ss.add_all(when: 'CONFIG_USER_ONLY', if_true: tcg_user_ss)
+tcg_specific_ss.add(when: 'CONFIG_SYSTEM_ONLY', if_false: files(
+  'user-exec-stub.c'
+))
+tcg_specific_ss.add(when: 'CONFIG_LINUX', if_true: files('perf.c'))
+specific_ss.add_all(when: 'CONFIG_TCG', if_true: tcg_specific_ss)
 
-specific_ss.add(when: ['CONFIG_SYSTEM_ONLY', 'CONFIG_TCG'], if_true: files(
+have_tcg = get_option('tcg').allowed()
+tcg_softmmu_ss = ss.source_set()
+tcg_softmmu_ss.add(files(
   'cputlb.c',
+  'translate-all.c',
+  'tb-maint.c',
+  'tcg-runtime-gvec.c',
+  'tcg-runtime.c',
+  'tcg-all.c',
 ))
+if get_option('plugins')
+  tcg_softmmu_ss.add(files('plugin-gen.c'))
+endif
+tcg_softmmu_ss = tcg_softmmu_ss.apply(config_targetos, strict: false)
+
+libacceltcg_softmmu = static_library('acceltcg_softmmu',
+                                     tcg_softmmu_ss.sources() + genh,
+                                     name_suffix: 'fa',
+                                     c_args: '-DCONFIG_SOFTMMU',
+                                     build_by_default: have_system and
+                                                       have_tcg)
+
+if not get_option('tcg').allowed()
+   subdir_done()
+endif
+tcg_softmmu = declare_dependency(link_with: libacceltcg_softmmu,
+                                 dependencies: tcg_softmmu_ss.dependencies())
+system_ss.add(when: 'CONFIG_SYSTEM_ONLY', if_true: tcg_softmmu)
 
 system_ss.add(when: ['CONFIG_TCG'], if_true: files(
   'icount-common.c',