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AMDGPU: Add willreturn to sendmsg intrinsics #125014

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Jan 31, 2025
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AMDGPU: Add willreturn to sendmsg intrinsics #125014

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4 changes: 2 additions & 2 deletions llvm/include/llvm/IR/IntrinsicsAMDGPU.td
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Original file line number Diff line number Diff line change
Expand Up @@ -237,7 +237,7 @@ def int_amdgcn_reloc_constant : DefaultAttrsIntrinsic<
// the second one is copied to m0
def int_amdgcn_s_sendmsg : ClangBuiltin<"__builtin_amdgcn_s_sendmsg">,
Intrinsic <[], [llvm_i32_ty, llvm_i32_ty],
[ImmArg<ArgIndex<0>>, IntrNoMem, IntrHasSideEffects]>;
[ImmArg<ArgIndex<0>>, IntrNoMem, IntrHasSideEffects, IntrWillReturn]>;
def int_amdgcn_s_sendmsghalt : ClangBuiltin<"__builtin_amdgcn_s_sendmsghalt">,
Intrinsic <[], [llvm_i32_ty, llvm_i32_ty],
[ImmArg<ArgIndex<0>>, IntrNoMem, IntrHasSideEffects]>;
Expand All @@ -246,7 +246,7 @@ def int_amdgcn_s_sendmsghalt : ClangBuiltin<"__builtin_amdgcn_s_sendmsghalt">,
// gfx11 intrinsic
// The first parameter is s_sendmsg immediate (i16). Return type is i32 or i64.
def int_amdgcn_s_sendmsg_rtn : Intrinsic <[llvm_anyint_ty], [llvm_i32_ty],
[ImmArg<ArgIndex<0>>, IntrNoMem, IntrHasSideEffects]>;
[ImmArg<ArgIndex<0>>, IntrNoMem, IntrHasSideEffects, IntrWillReturn]>;

// Vanilla workgroup sync-barrier
def int_amdgcn_s_barrier : ClangBuiltin<"__builtin_amdgcn_s_barrier">,
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