PERF_REG_X86_AX     6 arch/x86/include/uapi/asm/perf_regs.h 	PERF_REG_X86_AX,
PERF_REG_X86_AX     6 tools/arch/x86/include/uapi/asm/perf_regs.h 	PERF_REG_X86_AX,