ref: bfc9204963426bf0e8121b416458550b8f2616ad dir: /mbld/cpufeatures+posixy-x64.s/
.globl bld$cpufeatures .globl _bld$cpufeatures bld$cpufeatures: _bld$cpufeatures: mov $0x1, %eax cpuid mov %ecx, %eax rol $32, %rax shrd $32, %rdx, %rax ret