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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.2 | FileCheck %s3 4define void @update(ptr %dst, ptr %src, i32 %n) nounwind {5; CHECK-LABEL: update:6; CHECK: # %bb.0: # %entry7; CHECK-NEXT: pushl %eax8; CHECK-NEXT: movl $0, (%esp)9; CHECK-NEXT: pcmpeqd %xmm0, %xmm010; CHECK-NEXT: .p2align 411; CHECK-NEXT: .LBB0_1: # %forcond12; CHECK-NEXT: # =>This Inner Loop Header: Depth=113; CHECK-NEXT: movl (%esp), %eax14; CHECK-NEXT: cmpl {{[0-9]+}}(%esp), %eax15; CHECK-NEXT: jge .LBB0_316; CHECK-NEXT: # %bb.2: # %forbody17; CHECK-NEXT: # in Loop: Header=BB0_1 Depth=118; CHECK-NEXT: movl (%esp), %eax19; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx20; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx21; CHECK-NEXT: movd {{.*#+}} xmm1 = mem[0],zero,zero,zero22; CHECK-NEXT: psubb %xmm0, %xmm123; CHECK-NEXT: pextrb $2, %xmm1, 2(%ecx,%eax,4)24; CHECK-NEXT: pextrw $0, %xmm1, (%ecx,%eax,4)25; CHECK-NEXT: incl (%esp)26; CHECK-NEXT: jmp .LBB0_127; CHECK-NEXT: .LBB0_3: # %afterfor28; CHECK-NEXT: popl %eax29; CHECK-NEXT: retl30entry:31 %dst.addr = alloca ptr32 %src.addr = alloca ptr33 %n.addr = alloca i3234 %i = alloca i32, align 435 store ptr %dst, ptr %dst.addr36 store ptr %src, ptr %src.addr37 store i32 %n, ptr %n.addr38 store i32 0, ptr %i39 br label %forcond40 41forcond:42 %tmp = load i32, ptr %i43 %tmp1 = load i32, ptr %n.addr44 %cmp = icmp slt i32 %tmp, %tmp145 br i1 %cmp, label %forbody, label %afterfor46 47forbody:48 %tmp2 = load i32, ptr %i49 %tmp3 = load ptr, ptr %dst.addr50 %arrayidx = getelementptr <3 x i8>, ptr %tmp3, i32 %tmp251 %tmp4 = load i32, ptr %i52 %tmp5 = load ptr, ptr %src.addr53 %arrayidx6 = getelementptr <3 x i8>, ptr %tmp5, i32 %tmp454 %tmp7 = load <3 x i8>, ptr %arrayidx655 %add = add <3 x i8> %tmp7, < i8 1, i8 1, i8 1 >56 store <3 x i8> %add, ptr %arrayidx57 br label %forinc58 59forinc:60 %tmp8 = load i32, ptr %i61 %inc = add i32 %tmp8, 162 store i32 %inc, ptr %i63 br label %forcond64 65afterfor:66 ret void67}68 69