[llvm] [AARCH64] Add assembly/disassembly for FMMLA instructions (PR #113313)

[Jonathan Thackray via llvm-commits]

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+
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve,+sve-f16f32mm < %s \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
+// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve,+sve-f16f32mm < %s \
+// RUN:        | llvm-objdump -d --mattr=+sve,+sve-f16f32mm - | FileCheck %s --check-prefix=CHECK-INST
+// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve,+sve-f16f32mm < %s \
+// RUN:        | llvm-objdump -d --mattr=-sve2p1 - | FileCheck %s --check-prefix=CHECK-UNKNOWN
+// Disassemble encoding and check the re-encoding (-show-encoding) matches.
+// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve,+sve-f16f32mm < %s \
+// RUN:        | sed '/.text/d' | sed 's/.*encoding: //g' \
+// RUN:        | llvm-mc -triple=aarch64 -mattr=+sve,+sve-f16f32mm -disassemble -show-encoding \
+// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
+
+
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jthackray wrote:

No probs. I just wondered as some tests seemed to have comments.

https://github.com/llvm/llvm-project/pull/113313