@code{exynos-m1},
@code{falkor},
@code{qdf24xx},
+@code{saphira},
@code{thunderx},
@code{vulcan},
@code{xgene1}
issue an error message if an attempt is made to assemble an
instruction which will not execute on the target architecture. The
following architecture names are recognized: @code{armv8-a},
-@code{armv8.1-a}, @code{armv8.2-a} and @code{armv8.3-a}.
+@code{armv8.1-a}, @code{armv8.2-a}, @code{armv8.3-a} and @code{armv8.4-a}.
If both @option{-mcpu} and @option{-march} are specified, the
assembler will use the setting for @option{-mcpu}. If neither are
@item @code{crc} @tab ARMv8-A @tab ARMv8.1-A or later
@tab Enable CRC instructions.
@item @code{crypto} @tab ARMv8-A @tab No
- @tab Enable cryptographic extensions. This implies @code{fp} and @code{simd}.
+ @tab Enable cryptographic extensions. This implies @code{fp}, @code{simd}, @code{aes} and @code{sha2}.
+@item @code{aes} @tab ARMv8-A @tab No
+ @tab Enable the AES cryptographic extensions. This implies @code{fp} and @code{simd}.
+@item @code{sha2} @tab ARMv8-A @tab No
+ @tab Enable the SHA2 cryptographic extensions. This implies @code{fp} and @code{simd}.
+@item @code{sha3} @tab ARMv8.2-A @tab No
+ @tab Enable the ARMv8.2-A SHA2 and SHA3 cryptographic extensions. This implies @code{fp}, @code{simd} and @code{sha2}.
+@item @code{sm4} @tab ARMv8.2-A @tab No
+ @tab Enable the ARMv8.2-A SM3 and SM4 cryptographic extensions. This implies @code{fp} and @code{simd}.
@item @code{fp} @tab ARMv8-A @tab ARMv8-A or later
@tab Enable floating-point extensions.
@item @code{fp16} @tab ARMv8.2-A @tab ARMv8.2-A or later
@item @code{sve} @tab ARMv8.2-A @tab No
@tab Enable the Scalable Vector Extensions. This implies @code{fp16},
@code{simd} and @code{compnum}.
-@item @code{dotprod} @tab ARMv8.2-A @tab No
+@item @code{dotprod} @tab ARMv8.2-A @tab ARMv8.4-A or later
@tab Enable the Dot Product extension. This implies @code{simd}.
+@item @code{fp16fml} @tab ARMv8.2-A @tab ARMv8.4-A or later
+ @tab Enable ARMv8.2 16-bit floating-point multiplication variant support.
+ This implies @code{fp16}.
@end multitable
@node AArch64 Syntax
foo .req w0
@end smallexample
+ip0, ip1, lr and fp are automatically defined to
+alias to X16, X17, X30 and X29 respectively.
+
@c SSSSSSSSSSSSSSSSSSSSSSSSSS
@c TTTTTTTTTTTTTTTTTTTTTTTTTT