nuttx/arch/arm/src/common
hujun5 908df725ad arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS
reason:
1 On different architectures, we can utilize more optimized strategies
  to implement up_current_regs/up_set_current_regs.
eg. use interrupt registersor percpu registers.

code size
before
    text    data     bss     dec     hex filename
 262848   49985   63893  376726   5bf96 nuttx

after
       text    data     bss     dec     hex filename
 262844   49985   63893  376722   5bf92 nuttx

size change -4

Configuring NuttX and compile:
$ ./tools/configure.sh -l qemu-armv8a:nsh_smp
$ make
Running with qemu
$ qemu-system-aarch64 -cpu cortex-a53 -smp 4 -nographic \
   -machine virt,virtualization=on,gic-version=3 \
   -net none -chardev stdio,id=con,mux=on -serial chardev:con \
   -mon chardev=con,mode=readline -kernel ./nuttx

Signed-off-by: hujun5 <hujun5@xiaomi.com>
2024-09-13 23:18:58 +08:00
..
ghs greenhills: add dummy implementation for unused function 2024-08-19 10:37:54 +08:00
gnu arch: inline up_testset in arm arm64 riscv xtensa 2024-08-21 01:45:10 +08:00
iar arch: inline up_testset in arm arm64 riscv xtensa 2024-08-21 01:45:10 +08:00
arm_allocateheap.c arch/arm: support kernel heap in BUILD_FLAT mode 2024-09-05 11:19:47 -03:00
arm_backtrace_fp.c arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS 2024-09-13 23:18:58 +08:00
arm_backtrace_sp.c arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS 2024-09-13 23:18:58 +08:00
arm_backtrace_unwind.c arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS 2024-09-13 23:18:58 +08:00
arm_checkstack.c
arm_createstack.c
arm_exit.c sched: move nxsched_dumponexit() to task_exithook 2024-06-30 17:30:42 +08:00
arm_fork.c
arm_fork.h
arm_getintstack.c
arm_hostfs.c
arm_idle.c
arm_initialize.c arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS 2024-09-13 23:18:58 +08:00
arm_internal.h arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS 2024-09-13 23:18:58 +08:00
arm_lowputs.c
arm_mdelay.c
arm_modifyreg8.c
arm_modifyreg16.c
arm_modifyreg32.c
arm_nputs.c
arm_pthread_start.c
arm_registerdump.c arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS 2024-09-13 23:18:58 +08:00
arm_releasestack.c
arm_semi_syslog.c
arm_signal_dispatch.c
arm_stackframe.c
arm_switchcontext.c arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS 2024-09-13 23:18:58 +08:00
arm_task_start.c
arm_tls.c
arm_udelay.c
arm_usestack.c
CMakeLists.txt arch: inline up_testset in arm arm64 riscv xtensa 2024-08-21 01:45:10 +08:00
hwcap.h
Make.defs arch: inline up_testset in arm arm64 riscv xtensa 2024-08-21 01:45:10 +08:00
README_lwl_console.txt
Toolchain.defs greenhills: fix the build option warning 2024-08-28 01:22:03 +08:00