Merge pull request #1 from google/master

catch up

1 files changed, 45 insertions, 0 deletions

diff --git a/test/syscalls/linux/rseq/start_arm64.S b/test/syscalls/linux/rseq/start_arm64.S
new file mode 100644
index 000000000..693c1c6eb
--- /dev/null
+++ b/test/syscalls/linux/rseq/start_arm64.S
@@ -0,0 +1,45 @@
+// Copyright 2020 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+  .text
+  .align 4
+  .type  _start,@function
+  .globl  _start
+
+_start:
+  mov  x29, sp
+  bl   __init
+  wfi
+
+  .size  _start,.-_start
+  .section  .note.GNU-stack,"",@progbits
+
+  .text
+  .globl  raw_syscall
+  .type   raw_syscall, @function
+
+raw_syscall:
+  mov  x8,x0   // syscall #
+  mov  x0,x1   // arg0
+  mov  x1,x2   // arg1
+  mov  x2,x3   // arg2
+  mov  x3,x4   // arg3
+  mov  x4,x5   // arg4
+  mov  x5,x6   // arg5
+  svc  #0
+  ret
+
+  .size  raw_syscall,.-raw_syscall
+  .section  .note.GNU-stack,"",@progbits