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gdbstub: only compile gdbstub twice for whole build 

Now we have removed any target specific bits from the core gdbstub
code we only need to build it twice. We have to jump a few meson hoops
to manually define the CONFIG_USER_ONLY symbol but it seems to work.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230302190846.2593720-23-alex.bennee@linaro.org>
Message-Id: <20230303025805.625589-23-richard.henderson@linaro.org>
This commit is contained in:
Alex Bennée 2023-03-02 18:57:58 -08:00
parent c566080cd3
commit 61b2e136db
2 changed files with 27 additions and 7 deletions
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4
gdbstub/gdbstub.c
View File

@ -39,9 +39,7 @@
#include "sysemu/hw_accel.h"
#include "sysemu/runstate.h"
#include "exec/exec-all.h"
#include "exec/replay-core.h"
#include "exec/tb-flush.h"
#include "exec/hwaddr.h"
#include "internals.h"
@ -1612,7 +1610,7 @@ static const GdbCmdParseEntry gdb_gen_query_table[] = {
.cmd_startswith = 1,
.schema = "s:l,l0"
},
#if defined(CONFIG_USER_ONLY) && defined(CONFIG_LINUX_USER)
#if defined(CONFIG_USER_ONLY) && defined(CONFIG_LINUX)
{
.handler = gdb_handle_query_xfer_auxv,
.cmd = "Xfer:auxv:read::",

30
gdbstub/meson.build
View File

@ -4,13 +4,35 @@
# types such as hwaddr.
#
specific_ss.add(files('gdbstub.c'))
# We need to build the core gdb code via a library to be able to tweak
# cflags so:
gdb_user_ss = ss.source_set()
gdb_softmmu_ss = ss.source_set()
# We build two versions of gdbstub, one for each mode
gdb_user_ss.add(files('gdbstub.c', 'user.c'))
gdb_softmmu_ss.add(files('gdbstub.c', 'softmmu.c'))
gdb_user_ss = gdb_user_ss.apply(config_host, strict: false)
gdb_softmmu_ss = gdb_softmmu_ss.apply(config_host, strict: false)
libgdb_user = static_library('gdb_user',
gdb_user_ss.sources() + genh,
name_suffix: 'fa',
c_args: '-DCONFIG_USER_ONLY')
libgdb_softmmu = static_library('gdb_softmmu',
gdb_softmmu_ss.sources() + genh,
name_suffix: 'fa')
gdb_user = declare_dependency(link_whole: libgdb_user)
user_ss.add(gdb_user)
gdb_softmmu = declare_dependency(link_whole: libgdb_softmmu)
softmmu_ss.add(gdb_softmmu)
# These have to built to the target ABI
specific_ss.add(files('syscalls.c'))
softmmu_ss.add(files('softmmu.c'))
user_ss.add(files('user.c'))
# The user-target is specialised by the guest
specific_ss.add(when: 'CONFIG_USER_ONLY', if_true: files('user-target.c'))