hi, I'm compiling the software, I used gcc 4.8.2

this is my error log:
cd lib/libdeflate; make || exit 1; make[1]: Entering directory /psd/biosoft/compiled/vt/lib/libdeflate'
CC lib/deflate_decompress.o
/tmp/ccB26cYJ.s: Assembler messages:
/tmp/ccB26cYJ.s:361: Error: no such instruction: shlx %r8,(%r15),%rax' /tmp/ccB26cYJ.s:438: Error: no such instruction: shlx %rax,%rdx,%rdx'
/tmp/ccB26cYJ.s:475: Error: no such instruction: shlx %rbx,(%r15),%rax' /tmp/ccB26cYJ.s:543: Error: no such instruction: shlx %rbx,(%r15),%rax'
/tmp/ccB26cYJ.s:563: Error: no such instruction: shrx %rdx,%r12,%r12' /tmp/ccB26cYJ.s:730: Error: no such instruction: shlx %rbx,(%r15),%rax'
/tmp/ccB26cYJ.s:752: Error: no such instruction: shrx %rdx,%r12,%r12' /tmp/ccB26cYJ.s:777: Error: no such instruction: shlx %rax,%rcx,%rcx'
/tmp/ccB26cYJ.s:799: Error: no such instruction: shlx %rbx,(%r15),%rdx' /tmp/ccB26cYJ.s:816: Error: no such instruction: shrx %rcx,%r12,%rdx'
/tmp/ccB26cYJ.s:817: Error: no such instruction: shlx %ecx,%edi,%ecx' /tmp/ccB26cYJ.s:832: Error: no such instruction: shrx %r8,%rdx,%rdx'
/tmp/ccB26cYJ.s:837: Error: no such instruction: shrx %r9,%rdx,%r12' /tmp/ccB26cYJ.s:839: Error: no such instruction: shlx %r9d,%edi,%r9d'
/tmp/ccB26cYJ.s:905: Error: no such instruction: shlx %eax,%edi,%edx' /tmp/ccB26cYJ.s:940: Error: no such instruction: shlx %r9d,%edi,%r8d'
/tmp/ccB26cYJ.s:982: Error: no such instruction: shlx %rdx,%rsi,%rsi' /tmp/ccB26cYJ.s:1071: Error: no such instruction: shlx %rax,%rdx,%rdx'
/tmp/ccB26cYJ.s:1087: Error: no such instruction: shlx %rbx,%rax,%rax' make[1]: *** [lib/deflate_decompress.o] Error 1 make[1]: Leaving directory /psd/biosoft/compiled/vt/lib/libdeflate'
make: *** [lib/libdeflate/libdeflate.a] Error 1
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