34 lines
643 B
ArmAsm
34 lines
643 B
ArmAsm
.globl setjmp
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setjmp:
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movl 4(%esp), %eax
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movl %ebx, 0(%eax)
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movl %ecx, 4(%eax)
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movl %edx, 8(%eax)
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movl %esi, 12(%eax)
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movl %edi, 16(%eax)
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movl %esp, 20(%eax)
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movl %ebp, 24(%eax)
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pushl 0(%esp) /* %eip */
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popl 28(%eax)
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movl $0, %eax /* return value */
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ret
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.globl longjmp
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longjmp:
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movl 4(%esp), %eax
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movl 0(%eax), %ebx
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movl 4(%eax), %ecx
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movl 8(%eax), %edx
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movl 12(%eax), %esi
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movl 16(%eax), %edi
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movl 20(%eax), %esp
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movl 24(%eax), %ebp
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addl $4, %esp /* pop %eip into thin air */
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pushl 28(%eax) /* push new %eip */
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movl $1, %eax /* return value (appears to come from setjmp!) */
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ret
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