[binutils-gdb] aarch64: Fix sme2p3 and f16f32dot feature dependencies

[Alice Carlotti]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ec68fb7df99734f1791083f958215f02275a1487

commit ec68fb7df99734f1791083f958215f02275a1487
Author: Alice Carlotti <alice.carlotti@arm.com>
Date:   Sat Jan 24 02:42:16 2026 +0000

    aarch64: Fix sme2p3 and f16f32dot feature dependencies
    
    These are changed to match the dependencies we agreed with LLVM.

Diff:
---
 gas/config/tc-aarch64.c | 4 ++--
 gas/doc/c-aarch64.texi  | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index dd2652f4ff1..b56535755b1 100644
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -11036,8 +11036,8 @@ static const struct aarch64_option_cpu_value_table aarch64_features[] = {
   {"mops-go",		AARCH64_FEATURE (MOPS_GO),
 			AARCH64_FEATURES (2, MOPS, MEMTAG)},
   {"sve2p3",		AARCH64_FEATURE (SVE2p3), AARCH64_FEATURE (SVE2p2)},
-  {"sme2p3",		AARCH64_FEATURE (SME2p3), AARCH64_FEATURES (2, SME2p2, SME_LUTv2)},
-  {"f16f32dot",		AARCH64_FEATURE (F16F32DOT), AARCH64_FEATURE (SIMD)},
+  {"sme2p3",		AARCH64_FEATURE (SME2p3), AARCH64_FEATURE (SME2p2)},
+  {"f16f32dot",		AARCH64_FEATURE (F16F32DOT), AARCH64_FEATURES (2, SIMD, F16)},
   {"f16f32mm",		AARCH64_FEATURE (F16F32MM), AARCH64_FEATURES (2, SIMD, F16)},
   {"f16mm",		AARCH64_FEATURE (F16MM), AARCH64_FEATURES (2, SIMD, F16)},
   {"sve-b16mm",		AARCH64_FEATURE (SVE_B16MM), AARCH64_FEATURE (SVE)},
diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi
index 7d379e92b88..8acf8c56dc6 100644
--- a/gas/doc/c-aarch64.texi
+++ b/gas/doc/c-aarch64.texi
@@ -224,7 +224,7 @@ automatically cause those extensions to be disabled.
  @tab Enable Armv8.2 16-bit floating-point multiplication variant support.
 @item @code{fp16} @tab @code{fp}
  @tab Enable Armv8.2 16-bit floating-point support.
-@item @code{f16f32dot} @tab @code{simd}
+@item @code{f16f32dot} @tab @code{simd}, @code{fp16}
  @tab Enable Armv9.7 f16f32dot instructions.
 @item @code{f16f32mm} @tab @code{simd}, @code{fp16}
  @tab Enable Armv9.7 f16f32mm instructions.