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[ARM] [IR] [Builtins] Give the data barrier instructions the same attributes they have in AArch64 #152415

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[ARM] [IR] [Builtins] Give the data barrier instructions the same attributes they have in AArch64 #152415

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[ARM] [IR] [Builtins] Give the data barrier instructions the same att…
AZero13 Aug 7, 2025
544ed7e
Give hint default attributes too
AZero13 Aug 7, 2025
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9 changes: 4 additions & 5 deletions llvm/include/llvm/IR/IntrinsicsARM.td
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Original file line number Diff line number Diff line change
Expand Up @@ -299,13 +299,12 @@ def int_arm_ldaexd : Intrinsic<[llvm_i32_ty, llvm_i32_ty], [llvm_ptr_ty]>;
//===----------------------------------------------------------------------===//
// Data barrier instructions

// TODO: Add applicable default attributes.
def int_arm_dmb : ClangBuiltin<"__builtin_arm_dmb">, MSBuiltin<"__dmb">,
Intrinsic<[], [llvm_i32_ty]>;
Intrinsic<[], [llvm_i32_ty], [IntrNoFree, IntrWillReturn]>;
def int_arm_dsb : ClangBuiltin<"__builtin_arm_dsb">, MSBuiltin<"__dsb">,
Intrinsic<[], [llvm_i32_ty]>;
Intrinsic<[], [llvm_i32_ty], [IntrNoFree, IntrWillReturn]>;
def int_arm_isb : ClangBuiltin<"__builtin_arm_isb">, MSBuiltin<"__isb">,
Intrinsic<[], [llvm_i32_ty]>;
Intrinsic<[], [llvm_i32_ty], [IntrNoFree, IntrWillReturn]>;

//===----------------------------------------------------------------------===//
// VFP
Expand Down Expand Up @@ -410,8 +409,8 @@ def int_arm_cmse_ttat : ClangBuiltin<"__builtin_arm_cmse_TTAT">,
//===----------------------------------------------------------------------===//
// HINT

def int_arm_hint : DefaultAttrsIntrinsic<[], [llvm_i32_ty]>;
// TODO: Add applicable default attributes.
def int_arm_hint : Intrinsic<[], [llvm_i32_ty]>;
def int_arm_dbg : Intrinsic<[], [llvm_i32_ty]>;

//===----------------------------------------------------------------------===//
Expand Down