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	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36076 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			24 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6
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; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6 | \
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; RUN:   grep smmul | wc -l | grep 1
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; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | grep umull | wc -l | grep 1
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int %smulhi(int %x, int %y) {
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        %tmp = cast int %x to ulong             ; <ulong> [#uses=1]
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        %tmp1 = cast int %y to ulong            ; <ulong> [#uses=1]
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        %tmp2 = mul ulong %tmp1, %tmp           ; <ulong> [#uses=1]
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        %tmp3 = shr ulong %tmp2, ubyte 32               ; <ulong> [#uses=1]
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        %tmp3 = cast ulong %tmp3 to int         ; <int> [#uses=1]
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        ret int %tmp3
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}
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int %umulhi(uint %x, uint %y) {
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        %tmp = cast uint %x to ulong            ; <ulong> [#uses=1]
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        %tmp1 = cast uint %y to ulong           ; <ulong> [#uses=1]
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        %tmp2 = mul ulong %tmp1, %tmp           ; <ulong> [#uses=1]
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        %tmp3 = shr ulong %tmp2, ubyte 32               ; <ulong> [#uses=1]
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        %tmp3 = cast ulong %tmp3 to int         ; <int> [#uses=1]
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        ret int %tmp3
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}
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