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authorPrzemyslaw Wirkus <przemyslaw.wirkus@arm.com>2021-09-30 20:48:54 +0100
committerPrzemyslaw Wirkus <przemyslaw.wirkus@arm.com>2021-09-30 20:48:54 +0100
commit7645513a26a88f118743f06f5980c8913b550eb8 (patch)
tree3ad8dcf651262eb19e40e7dc1edb8b2d95ca4968
parentd5007f0280d881a8add44e6a68a3f536e138244c (diff)
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aarch64: Update AArch64 features command line options docs 1/2
Patch is improving entries in "Architecture extensions" table in GAS documentation. gas/ * doc/c-aarch64.texi: Update docs.
-rw-r--r--gas/doc/c-aarch64.texi15
1 files changed, 8 insertions, 7 deletions
diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi
index c49e0a4..2db946e 100644
--- a/gas/doc/c-aarch64.texi
+++ b/gas/doc/c-aarch64.texi
@@ -155,9 +155,9 @@ automatically cause those extensions to be disabled.
@item @code{i8mm} @tab ARMv8.2-A @tab ARMv8.6-A or later
@tab Enable Int8 Matrix Multiply extension.
@item @code{f32mm} @tab ARMv8.2-A @tab No
- @tab Enable F32 Matrix Multiply extension.
+ @tab Enable F32 Matrix Multiply extension. This implies @code{sve}.
@item @code{f64mm} @tab ARMv8.2-A @tab No
- @tab Enable F64 Matrix Multiply extension.
+ @tab Enable F64 Matrix Multiply extension. This implies @code{sve}.
@item @code{bf16} @tab ARMv8.2-A @tab ARMv8.6-A or later
@tab Enable BFloat16 extension.
@item @code{compnum} @tab ARMv8.2-A @tab ARMv8.3-A or later
@@ -204,7 +204,7 @@ automatically cause those extensions to be disabled.
@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}.
+ This implies @code{fp} and @code{fp16}.
@item @code{sb} @tab ARMv8-A @tab ARMv8.5-A or later
@tab Enable the speculation barrier instruction sb.
@item @code{predres} @tab ARMv8-A @tab ARMv8.5-A or later
@@ -218,16 +218,17 @@ automatically cause those extensions to be disabled.
@item @code{tme} @tab ARMv8-A @tab No
@tab Enable Transactional Memory Extensions.
@item @code{sve2} @tab ARMv8-A @tab Armv9-A or later
- @tab Enable the SVE2 Extension.
+ @tab Enable the SVE2 Extension. This implies @code{sve}.
@item @code{sve2-bitperm} @tab ARMv8-A @tab No
@tab Enable SVE2 BITPERM Extension.
@item @code{sve2-sm4} @tab ARMv8-A @tab No
- @tab Enable SVE2 SM4 Extension.
+ @tab Enable SVE2 SM4 Extension. This implies @code{sm4} and @code{sve2}.
@item @code{sve2-aes} @tab ARMv8-A @tab No
@tab Enable SVE2 AES Extension. This also enables the .Q->.B form of the
- @code{pmullt} and @code{pmullb} instructions.
+ @code{pmullt} and @code{pmullb} instructions. This implies @code{aes} and
+ @code{sve2}.
@item @code{sve2-sha3} @tab ARMv8-A @tab No
- @tab Enable SVE2 SHA3 Extension.
+ @tab Enable SVE2 SHA3 Extension. This implies @code{sha3} and @code{sve2}.
@item @code{flagm} @tab ARMv8-A @tab ARMv8.4-A or later
@tab Enable Flag Manipulation instructions.
@item @code{ls64} @tab ARMv8.6-A @tab ARMv8.7-A or later