65 lines
879 B
ArmAsm
65 lines
879 B
ArmAsm
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.global setjmp
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.type setjmp, STT_FUNC
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setjmp:
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pushl %ebp
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movl %esp,%ebp
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pushl %edi
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movl 8(%ebp),%edi
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movl %eax,0 (%edi)
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movl %ebx,4 (%edi)
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movl %ecx,8 (%edi)
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movl %edx,12 (%edi)
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movl %esi,16 (%edi)
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movl -4 (%ebp),%eax
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movl %eax,20 (%edi)
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movl 0 (%ebp),%eax
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movl %eax,24 (%edi)
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movl %esp,%eax
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addl $12,%eax
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movl %eax,28 (%edi)
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movl 4 (%ebp),%eax
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movl %eax,32 (%edi)
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popl %edi
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movl $0,%eax
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leave
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ret
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.global longjmp
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.type longjmp, STT_FUNC
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longjmp:
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pushl %ebp
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movl %esp,%ebp
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movl 8(%ebp),%edi /* get jmp_buf */
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movl 12(%ebp),%eax /* store retval in j->eax */
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testl %eax,%eax
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jne 0f
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incl %eax
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0:
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movl %eax,0(%edi)
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movl 24(%edi),%ebp
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/*__CLI */
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movl 28(%edi),%esp
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pushl 32(%edi)
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movl 0 (%edi),%eax
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movl 4 (%edi),%ebx
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movl 8 (%edi),%ecx
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movl 12(%edi),%edx
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movl 16(%edi),%esi
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movl 20(%edi),%edi
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/*__STI */
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ret
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