1 ; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis &&
3 ; Base should not be i*3, it should be i*2.
4 ; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis | not grep 'mul.*%i, 3' &&
6 ; Indvar should not start at zero:
7 ; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis | not grep 'phi uint .* 0'
12 target datalayout = "e-p:32:32"
13 target endian = little
14 target pointersize = 32
15 target triple = "i686-apple-darwin8"
16 %flags2 = external global [8193 x sbyte], align 32 ; <[8193 x sbyte]*> [#uses=1]
18 implementation ; Functions:
20 void %foo(int %k, int %i.s) {
22 %i = cast int %i.s to uint ; <uint> [#uses=2]
23 %k_addr.012 = shl int %i.s, ubyte 1 ; <int> [#uses=1]
24 %tmp14 = setgt int %k_addr.012, 8192 ; <bool> [#uses=1]
25 br bool %tmp14, label %return, label %bb.preheader
27 bb.preheader: ; preds = %entry
28 %tmp. = shl uint %i, ubyte 1 ; <uint> [#uses=1]
31 bb: ; preds = %bb, %bb.preheader
32 %indvar = phi uint [ %indvar.next, %bb ], [ 0, %bb.preheader ] ; <uint> [#uses=2]
33 %tmp.15 = mul uint %indvar, %i ; <uint> [#uses=1]
34 %tmp.16 = add uint %tmp.15, %tmp. ; <uint> [#uses=2]
35 %k_addr.0.0 = cast uint %tmp.16 to int ; <int> [#uses=1]
36 %tmp = getelementptr [8193 x sbyte]* %flags2, int 0, uint %tmp.16 ; <sbyte*> [#uses=1]
37 store sbyte 0, sbyte* %tmp
38 %k_addr.0 = add int %k_addr.0.0, %i.s ; <int> [#uses=1]
39 %tmp = setgt int %k_addr.0, 8192 ; <bool> [#uses=1]
40 %indvar.next = add uint %indvar, 1 ; <uint> [#uses=1]
41 br bool %tmp, label %return.loopexit, label %bb
43 return.loopexit: ; preds = %bb
46 return: ; preds = %return.loopexit, %entry