!304 Add crtbrand.s file

Merge pull request !304 from maweiye/OpenHarmony-3.1-Release

musl_src.gni

@@ -1825,6 +1825,7 @@ musl_inc_root_files = [
 musl_src_porting_file = [
   "arch/arm/bits/fenv.h",
   "arch/generic/bits/shm.h",
+  "arch/generic/crtbrand.s",
   "include/ctype.h",
   "include/pthread.h",
   "include/sys/capability.h",
@@ -1849,6 +1850,8 @@ musl_src_porting_file = [
   "src/thread/arm/syscall_cp.s",
   "src/ldso/dlclose.c",
   "ldso/dynlink.c",
+  "crt/arm/crti.s",
+  "crt/aarch64/crti.s",
 ]
 
 musl_inc_hook_files = [

porting/linux/user/arch/generic/crtbrand.s

+  .section .note.ohos.ident,"a",%note
+  .balign 4
+  .type abitag, %object
+abitag:
+  .long 2f-1f                 // int32_t namesz
+  .long 3f-2f                 // int32_t descsz
+1:.ascii "OHOS\0"          // char name[]
+2:.long 1  // int32_t ohos_api
+3:
+  .size abitag, .-abitag

porting/linux/user/crt/aarch64/crti.s

+.include "crtbrand.s"
+
+.section .init
+.global _init
+.type _init,%function
+_init:
+	stp x29,x30,[sp,-16]!
+	mov x29,sp
+
+.section .fini
+.global _fini
+.type _fini,%function
+_fini:
+	stp x29,x30,[sp,-16]!
+	mov x29,sp

porting/linux/user/crt/arm/crti.s

+.include "crtbrand.s"
+
+.syntax unified
+
+.section .init
+.global _init
+.type _init,%function
+_init:
+	push {r0,lr}
+
+.section .fini
+.global _fini
+.type _fini,%function
+_fini:
+	push {r0,lr}