[llvm] 474f5d2 - [FMV][AArch64] Remove features predres and ls64. (#124266)

[via llvm-commits]

Author: Alexandros Lamprineas
Date: 2025-01-24T17:22:27Z
New Revision: 474f5d2aefb44430b89ed72774a3c1d26a0adfb1

URL: https://github.com/llvm/llvm-project/commit/474f5d2aefb44430b89ed72774a3c1d26a0adfb1
DIFF: https://github.com/llvm/llvm-project/commit/474f5d2aefb44430b89ed72774a3c1d26a0adfb1.diff

LOG: [FMV][AArch64] Remove features predres and ls64. (#124266)

These cannot be detected by reading the ID_AA64ISAR1_EL1 register since
their corresponding bitfields are hidden. Additionally the instructions
that these features enable are unusable from EL0.

ACLE: https://github.com/ARM-software/acle/pull/382

Added: 
    

Modified: 
    clang/test/CodeGen/AArch64/cpu-supports-target.c
    clang/test/CodeGen/AArch64/cpu-supports.c
    clang/test/CodeGen/AArch64/fmv-dependencies.c
    clang/test/CodeGen/AArch64/fmv-features.c
    clang/test/CodeGen/AArch64/fmv-priority.c
    clang/test/CodeGen/attr-target-clones-aarch64.c
    clang/test/CodeGen/attr-target-version.c
    clang/test/CodeGenCXX/attr-target-clones-aarch64.cpp
    clang/test/Sema/attr-target-version.c
    compiler-rt/lib/builtins/cpu_model/AArch64CPUFeatures.inc
    compiler-rt/lib/builtins/cpu_model/aarch64/fmv/apple.inc
    compiler-rt/lib/builtins/cpu_model/aarch64/fmv/mrs.inc
    llvm/include/llvm/TargetParser/AArch64CPUFeatures.inc
    llvm/lib/Target/AArch64/AArch64FMV.td

Removed: 
    


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