qemu/linux-user/arm
Richard Henderson 330ea9d1d8 linux-user/arm: Implement __kernel_cmpxchg64 with host atomics
If CONFIG_ATOMIC64, we can use a host cmpxchg and provide
atomicity across processes; otherwise we have no choice but
to continue using start/end_exclusive.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220323005839.94327-4-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2022-03-23 16:53:17 +01:00
..
nwfpe softfloat: Introduce Floatx80RoundPrec 2021-06-03 14:04:02 -07:00
cpu_loop.c linux-user/arm: Implement __kernel_cmpxchg64 with host atomics 2022-03-23 16:53:17 +01:00
meson.build semihosting: Move ARM semihosting code to shared directories 2021-01-18 10:05:06 +00:00
signal.c linux-user: Rename TARGET_QEMU_ESIGRETURN to QEMU_ESIGRETURN 2021-12-19 20:47:33 -08:00
sockbits.h linux-user: move socket.h generic definitions to generic/sockbits.h 2018-05-25 10:10:55 +02:00
syscall.tbl linux-user: update syscall.tbl to Linux v5.13 2021-07-13 13:59:59 +02:00
syscallhdr.sh linux-user, arm: add syscall table generation support 2020-03-20 16:02:00 +01:00
target_cpu.h linux user: Fix Lesser GPL version number 2020-11-15 16:41:26 +01:00
target_elf.h linux-user: Move CPU type name selection to a function 2018-02-25 17:27:41 +01:00
target_errno_defs.h linux-user: Extract target errno to 'target_errno_defs.h' 2021-07-12 21:53:35 +02:00
target_fcntl.h linux-user: move arm/aarch64/m68k fcntl definitions to [arm|aarch64|m68k]/target_fcntl.h 2018-06-04 01:30:44 +02:00
target_prctl.h linux-user: Split out do_prctl and subroutines 2022-01-06 11:40:52 +01:00
target_resource.h linux-user: Move generic TARGET_RLIMIT* definitions to generic/target_resource.h 2022-02-01 08:01:38 +01:00
target_signal.h linux-user: Move target_signal.h generic definitions to generic/signal.h 2022-01-06 11:40:52 +01:00
target_structs.h linux-user: Move target_struct.h generic definitions to generic/ 2022-01-11 18:40:44 +01:00
target_syscall.h linux-user: target_syscall.h remove definition TARGET_MINSIGSTKSZ 2022-01-06 11:40:52 +01:00
termbits.h linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00