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authorVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
committerVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
commit4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch)
treeebf009bf1376a5a223a915bc27cbbd791a1316bc /src/thread/x32/syscall_cp.s
Initial version
Diffstat (limited to 'src/thread/x32/syscall_cp.s')
-rw-r--r--src/thread/x32/syscall_cp.s31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/thread/x32/syscall_cp.s b/src/thread/x32/syscall_cp.s
new file mode 100644
index 0000000..4f10171
--- /dev/null
+++ b/src/thread/x32/syscall_cp.s
@@ -0,0 +1,31 @@
+.text
+.global __cp_begin
+.hidden __cp_begin
+.global __cp_end
+.hidden __cp_end
+.global __cp_cancel
+.hidden __cp_cancel
+.hidden __cancel
+.global __syscall_cp_asm
+.hidden __syscall_cp_asm
+.type __syscall_cp_asm,@function
+__syscall_cp_asm:
+
+__cp_begin:
+ mov (%rdi),%eax
+ test %eax,%eax
+ jnz __cp_cancel
+ mov %rdi,%r11
+ mov %rsi,%rax
+ mov %rdx,%rdi
+ mov %rcx,%rsi
+ mov %r8,%rdx
+ mov %r9,%r10
+ mov 8(%rsp),%r8
+ mov 16(%rsp),%r9
+ mov %r11,8(%rsp)
+ syscall
+__cp_end:
+ ret
+__cp_cancel:
+ jmp __cancel