1 ; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s 2 ; rdar://7395200 3 4 @g = common global [4 x float] zeroinitializer, align 16 ; <[4 x float]*> [#uses=4] 5 6 define void @foo(i32 %n, float* nocapture %x) nounwind ssp { 7 entry: 8 ; CHECK-LABEL: foo: 9 %0 = icmp sgt i32 %n, 0 ; <i1> [#uses=1] 10 br i1 %0, label %bb.nph, label %return 11 12 bb.nph: ; preds = %entry 13 ; CHECK: movq _g@GOTPCREL(%rip), [[REG:%[a-z]+]] 14 %tmp = zext i32 %n to i64 ; <i64> [#uses=1] 15 br label %bb 16 17 bb: ; preds = %bb, %bb.nph 18 ; CHECK: LBB0_2: 19 %indvar = phi i64 [ 0, %bb.nph ], [ %indvar.next, %bb ] ; <i64> [#uses=2] 20 %tmp9 = shl i64 %indvar, 2 ; <i64> [#uses=4] 21 %tmp1016 = or i64 %tmp9, 1 ; <i64> [#uses=1] 22 %scevgep = getelementptr float, float* %x, i64 %tmp1016 ; <float*> [#uses=1] 23 %tmp1117 = or i64 %tmp9, 2 ; <i64> [#uses=1] 24 %scevgep12 = getelementptr float, float* %x, i64 %tmp1117 ; <float*> [#uses=1] 25 %tmp1318 = or i64 %tmp9, 3 ; <i64> [#uses=1] 26 %scevgep14 = getelementptr float, float* %x, i64 %tmp1318 ; <float*> [#uses=1] 27 %x_addr.03 = getelementptr float, float* %x, i64 %tmp9 ; <float*> [#uses=1] 28 %1 = load float, float* getelementptr inbounds ([4 x float], [4 x float]* @g, i64 0, i64 0), align 16 ; <float> [#uses=1] 29 store float %1, float* %x_addr.03, align 4 30 %2 = load float, float* getelementptr inbounds ([4 x float], [4 x float]* @g, i64 0, i64 1), align 4 ; <float> [#uses=1] 31 store float %2, float* %scevgep, align 4 32 %3 = load float, float* getelementptr inbounds ([4 x float], [4 x float]* @g, i64 0, i64 2), align 8 ; <float> [#uses=1] 33 store float %3, float* %scevgep12, align 4 34 %4 = load float, float* getelementptr inbounds ([4 x float], [4 x float]* @g, i64 0, i64 3), align 4 ; <float> [#uses=1] 35 store float %4, float* %scevgep14, align 4 36 %indvar.next = add i64 %indvar, 1 ; <i64> [#uses=2] 37 %exitcond = icmp eq i64 %indvar.next, %tmp ; <i1> [#uses=1] 38 br i1 %exitcond, label %return, label %bb 39 40 return: ; preds = %bb, %entry 41 ret void 42 } 43
