; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.2 | FileCheck %s ; bitcast v14i16 to v7i32 define void @convert(<7 x i32>* %dst, <14 x i16>* %src) nounwind { ; CHECK-LABEL: convert: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushl %eax ; CHECK-NEXT: movl $0, (%esp) ; CHECK-NEXT: pcmpeqd %xmm0, %xmm0 ; CHECK-NEXT: cmpl $3, (%esp) ; CHECK-NEXT: jg .LBB0_3 ; CHECK-NEXT: .p2align 4, 0x90 ; CHECK-NEXT: .LBB0_2: # %forbody ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1 ; CHECK-NEXT: movl (%esp), %eax ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx ; CHECK-NEXT: shll $5, %eax ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx ; CHECK-NEXT: movdqa (%edx,%eax), %xmm1 ; CHECK-NEXT: movdqa 16(%edx,%eax), %xmm2 ; CHECK-NEXT: psubw %xmm0, %xmm2 ; CHECK-NEXT: psubw %xmm0, %xmm1 ; CHECK-NEXT: movdqa %xmm1, (%ecx,%eax) ; CHECK-NEXT: movd %xmm2, 16(%ecx,%eax) ; CHECK-NEXT: pextrd $1, %xmm2, 20(%ecx,%eax) ; CHECK-NEXT: pextrd $2, %xmm2, 24(%ecx,%eax) ; CHECK-NEXT: incl (%esp) ; CHECK-NEXT: cmpl $3, (%esp) ; CHECK-NEXT: jle .LBB0_2 ; CHECK-NEXT: .LBB0_3: # %afterfor ; CHECK-NEXT: popl %eax ; CHECK-NEXT: retl entry: %dst.addr = alloca <7 x i32>* %src.addr = alloca <14 x i16>* %i = alloca i32, align 4 store <7 x i32>* %dst, <7 x i32>** %dst.addr store <14 x i16>* %src, <14 x i16>** %src.addr store i32 0, i32* %i br label %forcond forcond: %tmp = load i32, i32* %i %cmp = icmp slt i32 %tmp, 4 br i1 %cmp, label %forbody, label %afterfor forbody: %tmp1 = load i32, i32* %i %tmp2 = load <7 x i32>*, <7 x i32>** %dst.addr %arrayidx = getelementptr <7 x i32>, <7 x i32>* %tmp2, i32 %tmp1 %tmp3 = load i32, i32* %i %tmp4 = load <14 x i16>*, <14 x i16>** %src.addr %arrayidx5 = getelementptr <14 x i16>, <14 x i16>* %tmp4, i32 %tmp3 %tmp6 = load <14 x i16>, <14 x i16>* %arrayidx5 %add = add <14 x i16> %tmp6, < i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1 > %conv = bitcast <14 x i16> %add to <7 x i32> store <7 x i32> %conv, <7 x i32>* %arrayidx br label %forinc forinc: %tmp7 = load i32, i32* %i %inc = add i32 %tmp7, 1 store i32 %inc, i32* %i br label %forcond afterfor: ret void }