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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=i686-- | FileCheck %s3 4@X = weak global i16 0 ; <ptr> [#uses=1]5@Y = weak global i16 0 ; <ptr> [#uses=1]6 7define void @foo(i32 %N) nounwind {8; CHECK-LABEL: foo:9; CHECK: # %bb.0: # %entry10; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax11; CHECK-NEXT: testl %eax, %eax12; CHECK-NEXT: jle .LBB0_313; CHECK-NEXT: # %bb.1: # %bb.preheader14; CHECK-NEXT: xorl %ecx, %ecx15; CHECK-NEXT: xorl %edx, %edx16; CHECK-NEXT: .p2align 417; CHECK-NEXT: .LBB0_2: # %bb18; CHECK-NEXT: # =>This Inner Loop Header: Depth=119; CHECK-NEXT: movw %cx, X20; CHECK-NEXT: movw %dx, Y21; CHECK-NEXT: incl %ecx22; CHECK-NEXT: addl $4, %edx23; CHECK-NEXT: cmpl %ecx, %eax24; CHECK-NEXT: jne .LBB0_225; CHECK-NEXT: .LBB0_3: # %return26; CHECK-NEXT: retl27entry:28 %tmp1019 = icmp sgt i32 %N, 0 ; <i1> [#uses=1]29 br i1 %tmp1019, label %bb, label %return30 31bb: ; preds = %bb, %entry32 %i.014.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2]33 %tmp1 = trunc i32 %i.014.0 to i16 ; <i16> [#uses=2]34 store volatile i16 %tmp1, ptr @X, align 235 %tmp34 = shl i16 %tmp1, 2 ; <i16> [#uses=1]36 store volatile i16 %tmp34, ptr @Y, align 237 %indvar.next = add i32 %i.014.0, 1 ; <i32> [#uses=2]38 %exitcond = icmp eq i32 %indvar.next, %N ; <i1> [#uses=1]39 br i1 %exitcond, label %return, label %bb40 41return: ; preds = %bb, %entry42 ret void43}44