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	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47238 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			37 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llvm-as < %s | llc -march=arm
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| ; RUN: llvm-as < %s | llc -march=arm -mattr=+v5TE
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| ; RUN: llvm-as < %s | llc -march=arm -mattr=+v5TE | \
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| ; RUN:   grep smulbt | count 1
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| ; RUN: llvm-as < %s | llc -march=arm -mattr=+v5TE | \
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| ; RUN:   grep smultt | count 1
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| ; RUN: llvm-as < %s | llc -march=arm -mattr=+v5TE | \
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| ; RUN:   grep smlabt | count 1
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| 
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| @x = weak global i16 0          ; <i16*> [#uses=1]
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| @y = weak global i16 0          ; <i16*> [#uses=0]
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| 
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| define i32 @f1(i32 %y) {
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|         %tmp = load i16* @x             ; <i16> [#uses=1]
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|         %tmp1 = add i16 %tmp, 2         ; <i16> [#uses=1]
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|         %tmp2 = sext i16 %tmp1 to i32           ; <i32> [#uses=1]
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|         %tmp3 = ashr i32 %y, 16         ; <i32> [#uses=1]
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|         %tmp4 = mul i32 %tmp2, %tmp3            ; <i32> [#uses=1]
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|         ret i32 %tmp4
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| }
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| 
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| define i32 @f2(i32 %x, i32 %y) {
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|         %tmp1 = ashr i32 %x, 16         ; <i32> [#uses=1]
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|         %tmp3 = ashr i32 %y, 16         ; <i32> [#uses=1]
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|         %tmp4 = mul i32 %tmp3, %tmp1            ; <i32> [#uses=1]
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|         ret i32 %tmp4
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| }
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| 
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| define i32 @f3(i32 %a, i16 %x, i32 %y) {
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|         %tmp = sext i16 %x to i32               ; <i32> [#uses=1]
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|         %tmp2 = ashr i32 %y, 16         ; <i32> [#uses=1]
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|         %tmp3 = mul i32 %tmp2, %tmp             ; <i32> [#uses=1]
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|         %tmp5 = add i32 %tmp3, %a               ; <i32> [#uses=1]
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|         ret i32 %tmp5
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| }
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| 
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