Function parse_arch

numexpr3/cpuinfo.py:540–576

(raw_arch_string)

	return {}

def parse_arch(raw_arch_string):
	arch, bits = None, None
	raw_arch_string = raw_arch_string.lower()

	# X86
	if re.match('^i\d86$|^x86$|^x86_32$|^i86pc$|^ia32$|^ia-32$|^bepc$', raw_arch_string):
		arch = 'X86_32'
		bits = 32
	elif re.match('^x64$|^x86_64$|^x86_64t$|^i686-64$|^amd64$|^ia64$|^ia-64$', raw_arch_string):
		arch = 'X86_64'
		bits = 64
	# ARM
	elif re.match('^armv8-a|aarch64$', raw_arch_string):
		arch = 'ARM_8'
		bits = 64
	elif re.match('^armv7$|^armv7[a-z]$|^armv7-[a-z]$|^armv6[a-z]$', raw_arch_string):
		arch = 'ARM_7'
		bits = 32
	elif re.match('^armv8$|^armv8[a-z]$|^armv8-[a-z]$', raw_arch_string):
		arch = 'ARM_8'
		bits = 32
	# PPC
	elif re.match('^ppc32$|^prep$|^pmac$|^powermac$', raw_arch_string):
		arch = 'PPC_32'
		bits = 32
	elif re.match('^powerpc$|^ppc64$|^ppc64le$', raw_arch_string):
		arch = 'PPC_64'
		bits = 64
	# SPARC
	elif re.match('^sparc32$|^sparc$', raw_arch_string):
		arch = 'SPARC_32'
		bits = 32
	elif re.match('^sparc64$|^sun4u$|^sun4v$', raw_arch_string):
		arch = 'SPARC_64'
		bits = 64

	return (arch, bits)

def is_bit_set(reg, bit):
	mask = 1 << bit