78 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc < %s -mtriple=x86_64--
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; PR 9267
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define<4 x i16> @func_16_32() {
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  %F = load <4 x i32>, <4 x i32>* undef
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  %G = trunc <4 x i32> %F to <4 x i16>
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  %H = load <4 x i32>, <4 x i32>* undef
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  %Y = trunc <4 x i32> %H to <4 x i16>
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  %T = add <4 x i16> %Y, %G
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  store <4 x i16>%T , <4 x i16>* undef
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  ret <4 x i16> %T
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}
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define<4 x i16> @func_16_64() {
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  %F = load <4 x i64>, <4 x i64>* undef
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  %G = trunc <4 x i64> %F to <4 x i16>
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  %H = load <4 x i64>, <4 x i64>* undef
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  %Y = trunc <4 x i64> %H to <4 x i16>
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  %T = xor <4 x i16> %Y, %G
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  store <4 x i16>%T , <4 x i16>* undef
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  ret <4 x i16> %T
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}
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define<4 x i32> @func_32_64() {
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  %F = load <4 x i64>, <4 x i64>* undef
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  %G = trunc <4 x i64> %F to <4 x i32>
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  %H = load <4 x i64>, <4 x i64>* undef
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  %Y = trunc <4 x i64> %H to <4 x i32>
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  %T = or <4 x i32> %Y, %G
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  ret <4 x i32> %T
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}
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define<4 x i8> @func_8_16() {
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  %F = load <4 x i16>, <4 x i16>* undef
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  %G = trunc <4 x i16> %F to <4 x i8>
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  %H = load <4 x i16>, <4 x i16>* undef
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  %Y = trunc <4 x i16> %H to <4 x i8>
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  %T = add <4 x i8> %Y, %G
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  ret <4 x i8> %T
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}
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define<4 x i8> @func_8_32() {
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  %F = load <4 x i32>, <4 x i32>* undef
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  %G = trunc <4 x i32> %F to <4 x i8>
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  %H = load <4 x i32>, <4 x i32>* undef
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  %Y = trunc <4 x i32> %H to <4 x i8>
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  %T = sub <4 x i8> %Y, %G
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  ret <4 x i8> %T
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}
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define<4 x i8> @func_8_64() {
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  %F = load <4 x i64>, <4 x i64>* undef
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  %G = trunc <4 x i64> %F to <4 x i8>
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  %H = load <4 x i64>, <4 x i64>* undef
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  %Y = trunc <4 x i64> %H to <4 x i8>
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  %T = add <4 x i8> %Y, %G
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  ret <4 x i8> %T
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}
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define<4 x i16> @const_16_32() {
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  %G = trunc <4 x i32> <i32 0, i32 3, i32 8, i32 7> to <4 x i16>
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  ret <4 x i16> %G
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}
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define<4 x i16> @const_16_64() {
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  %G = trunc <4 x i64> <i64 0, i64 3, i64 8, i64 7> to <4 x i16>
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  ret <4 x i16> %G
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}
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define void @bugOnTruncBitwidthReduce() nounwind {
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meh:
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  %0 = xor <4 x i64> zeroinitializer, zeroinitializer
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  %1 = trunc <4 x i64> %0 to <4 x i32>
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  %2 = lshr <4 x i32> %1, <i32 18, i32 18, i32 18, i32 18>
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  %3 = xor <4 x i32> %2, %1
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  ret void
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}
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