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40 lines
1.5 KiB
LLVM
40 lines
1.5 KiB
LLVM
implementation
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;; Emitting: void combinations(unsigned int, unsigned int*)
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void "combinations"(uint %n, uint* %A)
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begin
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bb1: ;;<label>
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%reg111 = shl uint %n, ubyte 2 ;;<uint>
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%cast112 = cast uint %reg111 to uint* ;;<uint*>
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%reg113 = add uint* %A, %cast112 ;;<uint*>
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store uint 1, uint* %reg113 ;;<void>
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store uint 1, uint* %A ;;<void>
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%reg128 = shr uint %n, ubyte 1 ;;<uint>:(unsigned operands)
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%cond105 = setgt uint 1, %reg128 ;;<bool>:(unsigned operands)
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br bool %cond105, label %bb3, label %bb2 ;;<void>
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bb2: ;;<label>
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%reg129 = phi uint [ %reg131, %bb2 ], [ 1, %bb1 ] ;;<uint>
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%reg130 = phi uint [ %reg132, %bb2 ], [ 1, %bb1 ] ;;<uint>
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%reg117 = sub uint %n, %reg130 ;;<uint>
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%reg118 = add uint %reg117, 1 ;;<uint>
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%reg119 = mul uint %reg129, %reg118 ;;<uint>
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%reg131 = div uint %reg119, %reg130 ;;<uint>:(unsigned operands)
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%reg120 = shl uint %reg130, ubyte 2 ;;<uint>
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%cast121 = cast uint %reg120 to uint* ;;<uint*>
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%reg122 = add uint* %A, %cast121 ;;<uint*>
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%reg124 = shl uint %reg117, ubyte 2 ;;<uint>
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%cast125 = cast uint %reg124 to uint* ;;<uint*>
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%reg126 = add uint* %A, %cast125 ;;<uint*>
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store uint %reg131, uint* %reg126 ;;<void>
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store uint %reg131, uint* %reg122 ;;<void>
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%reg132 = add uint %reg130, 1 ;;<uint>
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%cond47 = setle uint %reg132, %reg128 ;;<bool>:(unsigned operands)
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br bool %cond47, label %bb2, label %bb3 ;;<void>
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bb3: ;;<label>
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ret void ;;<void>
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end
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declare void "_Z12combinationsjPj" (uint, uint*) ;; Prototype for: void combinations(unsigned int, unsigned int*)
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