nuttx/arch/sim/src
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
..
cmake cmake:bugfix SIM_ASAN cannot automatically link libasan in cmake build 2024-08-14 20:58:59 +08:00
sim arch: use up_current_regs/up_set_current_regs replace CURRENT_REGS 2024-09-13 23:18:58 +08:00
.gitignore arch/sim: Copy include/nuttx/config.h to the local folder 2021-07-27 07:44:33 +09:00
CMakeLists.txt build: add initial cmake build system 2023-07-08 13:50:48 +08:00
Makefile arch/sim/Makefile: add libmad & lame include path 2024-09-10 20:25:48 +08:00
nuttx-names.in nuttx-names.in:add popen & pclose assign to glibc interface 2024-08-23 20:20:25 +08:00