| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.2 -post-RA-scheduler=true | FileCheck %s |
| |
| ; Widen a v3i16 to v8i16 to do a vector add |
| |
| @.str = internal constant [4 x i8] c"%d \00" |
| @.str1 = internal constant [2 x i8] c"\0A\00" |
| |
| define void @update(<3 x i16>* %dst, <3 x i16>* %src, i32 %n) nounwind { |
| ; CHECK-LABEL: update: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: movl %esp, %ebp |
| ; CHECK-NEXT: andl $-8, %esp |
| ; CHECK-NEXT: subl $40, %esp |
| ; CHECK-NEXT: movl {{\.LCPI.*}}, %eax |
| ; CHECK-NEXT: movdqa {{.*#+}} xmm1 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15] |
| ; CHECK-NEXT: pcmpeqd %xmm0, %xmm0 |
| ; CHECK-NEXT: movw $1, {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: movl $0, {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: movl %eax, {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: jmp .LBB0_1 |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: .LBB0_2: # %forbody |
| ; CHECK-NEXT: # in Loop: Header=BB0_1 Depth=1 |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: movl 12(%ebp), %edx |
| ; CHECK-NEXT: movl 8(%ebp), %ecx |
| ; CHECK-NEXT: movd {{.*#+}} xmm2 = mem[0],zero,zero,zero |
| ; CHECK-NEXT: pmovzxwd {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero |
| ; CHECK-NEXT: pinsrd $2, 4(%edx,%eax,8), %xmm2 |
| ; CHECK-NEXT: psubd %xmm0, %xmm2 |
| ; CHECK-NEXT: pextrw $4, %xmm2, 4(%ecx,%eax,8) |
| ; CHECK-NEXT: pshufb %xmm1, %xmm2 |
| ; CHECK-NEXT: movd %xmm2, (%ecx,%eax,8) |
| ; CHECK-NEXT: incl {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: .LBB0_1: # %forcond |
| ; CHECK-NEXT: # =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: cmpl 16(%ebp), %eax |
| ; CHECK-NEXT: jl .LBB0_2 |
| ; CHECK-NEXT: # %bb.3: # %afterfor |
| ; CHECK-NEXT: movl %ebp, %esp |
| ; CHECK-NEXT: popl %ebp |
| ; CHECK-NEXT: retl |
| entry: |
| %dst.addr = alloca <3 x i16>* |
| %src.addr = alloca <3 x i16>* |
| %n.addr = alloca i32 |
| %v = alloca <3 x i16>, align 8 |
| %i = alloca i32, align 4 |
| store <3 x i16>* %dst, <3 x i16>** %dst.addr |
| store <3 x i16>* %src, <3 x i16>** %src.addr |
| store i32 %n, i32* %n.addr |
| store <3 x i16> < i16 1, i16 1, i16 1 >, <3 x i16>* %v |
| store i32 0, i32* %i |
| br label %forcond |
| |
| forcond: |
| %tmp = load i32, i32* %i |
| %tmp1 = load i32, i32* %n.addr |
| %cmp = icmp slt i32 %tmp, %tmp1 |
| br i1 %cmp, label %forbody, label %afterfor |
| |
| forbody: |
| %tmp2 = load i32, i32* %i |
| %tmp3 = load <3 x i16>*, <3 x i16>** %dst.addr |
| %arrayidx = getelementptr <3 x i16>, <3 x i16>* %tmp3, i32 %tmp2 |
| %tmp4 = load i32, i32* %i |
| %tmp5 = load <3 x i16>*, <3 x i16>** %src.addr |
| %arrayidx6 = getelementptr <3 x i16>, <3 x i16>* %tmp5, i32 %tmp4 |
| %tmp7 = load <3 x i16>, <3 x i16>* %arrayidx6 |
| %add = add <3 x i16> %tmp7, < i16 1, i16 1, i16 1 > |
| store <3 x i16> %add, <3 x i16>* %arrayidx |
| br label %forinc |
| |
| forinc: |
| %tmp8 = load i32, i32* %i |
| %inc = add i32 %tmp8, 1 |
| store i32 %inc, i32* %i |
| br label %forcond |
| |
| afterfor: |
| ret void |
| } |
| |