llvm-project/llvm/test/CodeGen/ARM/2010-06-11-vmovdrr-bitcast.ll

20 lines
860 B
LLVM

; RUN: llc < %s -march=arm -mattr=+neon
; Radar 8084742
%struct.__int8x8x2_t = type { [2 x <8 x i8>] }
define void @foo(%struct.__int8x8x2_t* nocapture %a, i8* %b) nounwind {
entry:
%0 = bitcast %struct.__int8x8x2_t* %a to i128* ; <i128*> [#uses=1]
%srcval = load i128* %0, align 8 ; <i128> [#uses=2]
%tmp6 = trunc i128 %srcval to i64 ; <i64> [#uses=1]
%tmp8 = lshr i128 %srcval, 64 ; <i128> [#uses=1]
%tmp9 = trunc i128 %tmp8 to i64 ; <i64> [#uses=1]
%tmp16.i = bitcast i64 %tmp6 to <8 x i8> ; <<8 x i8>> [#uses=1]
%tmp20.i = bitcast i64 %tmp9 to <8 x i8> ; <<8 x i8>> [#uses=1]
tail call void @llvm.arm.neon.vst2.v8i8(i8* %b, <8 x i8> %tmp16.i, <8 x i8> %tmp20.i, i32 1) nounwind
ret void
}
declare void @llvm.arm.neon.vst2.v8i8(i8*, <8 x i8>, <8 x i8>, i32) nounwind