Collin
18 lines
394 B
C++
18 lines
394 B
C++
__asm__(
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".att_syntax prefix\n"
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".globl orbis_syscall\n"
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"orbis_syscall:\n"
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" movq $0, %rax\n"
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" movq %rcx, %r10\n"
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" syscall\n"
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" jb err\n"
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" retq\n"
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"err:\n"
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" pushq %rax\n"
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" callq __error\n"
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" popq %rcx\n"
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" movl %ecx, 0(%rax)\n"
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" movq $0xFFFFFFFFFFFFFFFF, %rax\n"
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" movq $0xFFFFFFFFFFFFFFFF, %rdx\n"
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" retq\n"
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); |