; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.2 | FileCheck %s --check-prefix=WIDE ; FIXME: We shouldn't require both a movd and an insert in the wide version. define void @update(ptr %dst_i, ptr %src_i, i32 %n) nounwind { ; WIDE-LABEL: update: ; WIDE: # %bb.0: # %entry ; WIDE-NEXT: subl $12, %esp ; WIDE-NEXT: movl $0, (%esp) ; WIDE-NEXT: pcmpeqd %xmm0, %xmm0 ; WIDE-NEXT: movdqa {{.*#+}} xmm1 = [63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63] ; WIDE-NEXT: movdqa {{.*#+}} xmm2 = [32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32] ; WIDE-NEXT: .p2align 4, 0x90 ; WIDE-NEXT: .LBB0_1: # %forcond ; WIDE-NEXT: # =>This Inner Loop Header: Depth=1 ; WIDE-NEXT: movl (%esp), %eax ; WIDE-NEXT: cmpl {{[0-9]+}}(%esp), %eax ; WIDE-NEXT: jge .LBB0_3 ; WIDE-NEXT: # %bb.2: # %forbody ; WIDE-NEXT: # in Loop: Header=BB0_1 Depth=1 ; WIDE-NEXT: movl (%esp), %eax ; WIDE-NEXT: leal (,%eax,8), %edx ; WIDE-NEXT: movl {{[0-9]+}}(%esp), %ecx ; WIDE-NEXT: addl %edx, %ecx ; WIDE-NEXT: movl %ecx, {{[0-9]+}}(%esp) ; WIDE-NEXT: addl {{[0-9]+}}(%esp), %edx ; WIDE-NEXT: movl %edx, {{[0-9]+}}(%esp) ; WIDE-NEXT: movq {{.*#+}} xmm3 = mem[0],zero ; WIDE-NEXT: psubb %xmm0, %xmm3 ; WIDE-NEXT: psrlw $2, %xmm3 ; WIDE-NEXT: pand %xmm1, %xmm3 ; WIDE-NEXT: pxor %xmm2, %xmm3 ; WIDE-NEXT: psubb %xmm2, %xmm3 ; WIDE-NEXT: movq %xmm3, (%ecx,%eax,8) ; WIDE-NEXT: incl (%esp) ; WIDE-NEXT: jmp .LBB0_1 ; WIDE-NEXT: .LBB0_3: # %afterfor ; WIDE-NEXT: addl $12, %esp ; WIDE-NEXT: retl entry: %dst_i.addr = alloca ptr %src_i.addr = alloca ptr %n.addr = alloca i32 %i = alloca i32, align 4 %dst = alloca ptr, align 4 %src = alloca ptr, align 4 store ptr %dst_i, ptr %dst_i.addr store ptr %src_i, ptr %src_i.addr store i32 %n, ptr %n.addr store i32 0, ptr %i br label %forcond forcond: %tmp = load i32, ptr %i %tmp1 = load i32, ptr %n.addr %cmp = icmp slt i32 %tmp, %tmp1 br i1 %cmp, label %forbody, label %afterfor forbody: %tmp2 = load i32, ptr %i %tmp3 = load ptr, ptr %dst_i.addr %arrayidx = getelementptr i64, ptr %tmp3, i32 %tmp2 store ptr %arrayidx, ptr %dst %tmp4 = load i32, ptr %i %tmp5 = load ptr, ptr %src_i.addr %arrayidx6 = getelementptr i64, ptr %tmp5, i32 %tmp4 store ptr %arrayidx6, ptr %src %tmp8 = load i32, ptr %i %tmp9 = load ptr, ptr %dst %arrayidx10 = getelementptr <8 x i8>, ptr %tmp9, i32 %tmp8 %tmp11 = load i32, ptr %i %tmp12 = load ptr, ptr %src %arrayidx13 = getelementptr <8 x i8>, ptr %tmp12, i32 %tmp11 %tmp14 = load <8 x i8>, ptr %arrayidx13 %add = add <8 x i8> %tmp14, < i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1 > %shr = ashr <8 x i8> %add, < i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2, i8 2 > store <8 x i8> %shr, ptr %arrayidx10 br label %forinc forinc: %tmp15 = load i32, ptr %i %inc = add i32 %tmp15, 1 store i32 %inc, ptr %i br label %forcond afterfor: ret void }