blob: 435be7b0cb5e2114ac2cecb7ac657a495c73568d [file] [log] [blame]
# Use condition code registers for the ARM architecture.
# Previously the integer register file was used for these registers.
def upgrader(cpt):
if cpt.get("root", "isa", fallback="") == "arm":
for sec in cpt.sections():
import re
re_cpu_match = re.match("^(.*sys.*\.cpu[^.]*)\.xc\.(.+)$", sec)
# Search for all the execution contexts
if not re_cpu_match:
items = []
for (item, value) in cpt.items(sec):
if "ccRegs" not in items:
intRegs = cpt.get(sec, "intRegs").split()
# Move those 5 integer registers to the ccRegs register file
ccRegs = intRegs[38:43]
del intRegs[38:43]
ccRegs.append("0") # CCREG_ZERO
cpt.set(sec, "intRegs", " ".join(intRegs))
cpt.set(sec, "ccRegs", " ".join(ccRegs))
legacy_version = 13