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-rw-r--r--arch/um/sys-x86/setjmp_64.S54
1 files changed, 0 insertions, 54 deletions
diff --git a/arch/um/sys-x86/setjmp_64.S b/arch/um/sys-x86/setjmp_64.S
deleted file mode 100644
index 45f547b4043e..000000000000
--- a/arch/um/sys-x86/setjmp_64.S
+++ /dev/null
@@ -1,54 +0,0 @@
-#
-# arch/x86_64/setjmp.S
-#
-# setjmp/longjmp for the x86-64 architecture
-#
-
-#
-# The jmp_buf is assumed to contain the following, in order:
-# %rbx
-# %rsp (post-return)
-# %rbp
-# %r12
-# %r13
-# %r14
-# %r15
-# <return address>
-#
-
- .text
- .align 4
- .globl setjmp
- .type setjmp, @function
-setjmp:
- pop %rsi # Return address, and adjust the stack
- xorl %eax,%eax # Return value
- movq %rbx,(%rdi)
- movq %rsp,8(%rdi) # Post-return %rsp!
- push %rsi # Make the call/return stack happy
- movq %rbp,16(%rdi)
- movq %r12,24(%rdi)
- movq %r13,32(%rdi)
- movq %r14,40(%rdi)
- movq %r15,48(%rdi)
- movq %rsi,56(%rdi) # Return address
- ret
-
- .size setjmp,.-setjmp
-
- .text
- .align 4
- .globl longjmp
- .type longjmp, @function
-longjmp:
- movl %esi,%eax # Return value (int)
- movq (%rdi),%rbx
- movq 8(%rdi),%rsp
- movq 16(%rdi),%rbp
- movq 24(%rdi),%r12
- movq 32(%rdi),%r13
- movq 40(%rdi),%r14
- movq 48(%rdi),%r15
- jmp *56(%rdi)
-
- .size longjmp,.-longjmp