- """ Config ISA support """
- type(["i386", "x86_64", "aarch64", "rv64"])
- default("i386")
+ """
+ Config ISA support
+ """
+ # type(["i386", "x86_64", "aarch64", "rv64"])
+ type(["i386", "x86_64", "aarch64"])
+ default("x86_64")
+
+ env_val = env("ARCH")
+ if env_val:
+ set_value(env_val)
+
+ @Term("Base operand size")
+ @ReadOnly
+ def arch_bits():
+ """
+ Defines the base size of a general register of the
+ current selected ISA.
+
+ This the 'bits' part when we are talking about a CPU
+ """
+
+ type(["64", "32"])
+ match v(arch):
+ case "i386":
+ default("32")
+ case "aarch64":
+ default("64")
+ case "rv64":
+ default("64")
+ case "x86_64":
+ default("64")
+ case _:
+ default("32")
+
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