forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			27 lines
		
	
	
		
			990 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			27 lines
		
	
	
		
			990 B
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc < %s -mtriple armeb-eabi -mattr v7,neon -o - | FileCheck %s
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define void @vector_trunc_store_2i64_to_2i16( <2 x i64>* %loadaddr, <2 x i16>* %storeaddr ) {
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; CHECK-LABEL: vector_trunc_store_2i64_to_2i16:
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; CHECK:       vmovn.i64  [[REG:d[0-9]+]]
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; CHECK:       vrev32.16  [[REG]], [[REG]]
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; CHECK:       vuzp.16    [[REG]], [[REG2:d[0-9]+]]
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; CHECK:       vrev32.16  [[REG]], [[REG2]]
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  %1 = load <2 x i64>, <2 x i64>* %loadaddr
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  %2 = trunc <2 x i64> %1 to <2 x i16>
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  store <2 x i16> %2, <2 x i16>* %storeaddr
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  ret void
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}
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define void @vector_trunc_store_4i32_to_4i8( <4 x i32>* %loadaddr, <4 x i8>* %storeaddr ) {
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; CHECK-LABEL: vector_trunc_store_4i32_to_4i8:
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; CHECK:       vmovn.i32 [[REG:d[0-9]+]]
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; CHECK:       vrev16.8  [[REG]], [[REG]]
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; CHECK:       vuzp.8    [[REG]], [[REG2:d[0-9]+]]
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; CHECK:       vrev32.8  [[REG]], [[REG2]]
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  %1 = load <4 x i32>, <4 x i32>* %loadaddr
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  %2 = trunc <4 x i32> %1 to <4 x i8>
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  store <4 x i8> %2, <4 x i8>* %storeaddr
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  ret void
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}
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