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x86_64: trampoline: do same cleanups as in x86

pull/10/head
William Pitcock 2018-02-15 04:34:37 +00:00
parent ef2fa49912
commit 0622245f06
1 changed files with 4 additions and 2 deletions
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6
arch/x86_64/startcontext.S
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@ -16,13 +16,15 @@ __start_context:
movq %rbx, %rsp movq %rbx, %rsp
movq (%rsp), %rdi movq (%rsp), %rdi
testq %rdi, %rdi testq %rdi, %rdi
je hosed
/* if we have no linked context, lets get out of here */
je no_linked_context
/* call setcontext to switch to the linked context */ /* call setcontext to switch to the linked context */
call __setcontext@plt call __setcontext@plt
movq %rax, %rdi movq %rax, %rdi
hosed: no_linked_context:
/* we are returning into a null context, it seems, so maybe we should exit */ /* we are returning into a null context, it seems, so maybe we should exit */
call exit@plt call exit@plt