| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.2 | FileCheck %s |
| |
| ; widen a v3f32 to vfi32 to do a vector multiple and an add |
| |
| define void @update(<3 x float>* %dst, <3 x float>* %src, i32 %n) nounwind { |
| ; CHECK-LABEL: update: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: movl %esp, %ebp |
| ; CHECK-NEXT: andl $-16, %esp |
| ; CHECK-NEXT: subl $48, %esp |
| ; CHECK-NEXT: movl $1077936128, {{[0-9]+}}(%esp) # imm = 0x40400000 |
| ; CHECK-NEXT: movl $1073741824, {{[0-9]+}}(%esp) # imm = 0x40000000 |
| ; CHECK-NEXT: movl $1065353216, {{[0-9]+}}(%esp) # imm = 0x3F800000 |
| ; CHECK-NEXT: movl $0, {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: movaps {{.*#+}} xmm0 = <1976.04004,1976.04004,1976.04004,u> |
| ; 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 8(%ebp), %ecx |
| ; CHECK-NEXT: shll $4, %eax |
| ; CHECK-NEXT: movl 12(%ebp), %edx |
| ; CHECK-NEXT: movaps (%edx,%eax), %xmm1 |
| ; CHECK-NEXT: mulps {{[0-9]+}}(%esp), %xmm1 |
| ; CHECK-NEXT: addps %xmm0, %xmm1 |
| ; CHECK-NEXT: extractps $2, %xmm1, 8(%ecx,%eax) |
| ; CHECK-NEXT: extractps $1, %xmm1, 4(%ecx,%eax) |
| ; CHECK-NEXT: movss %xmm1, (%ecx,%eax) |
| ; 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 float>* |
| %src.addr = alloca <3 x float>* |
| %n.addr = alloca i32 |
| %v = alloca <3 x float>, align 16 |
| %i = alloca i32, align 4 |
| store <3 x float>* %dst, <3 x float>** %dst.addr |
| store <3 x float>* %src, <3 x float>** %src.addr |
| store i32 %n, i32* %n.addr |
| store <3 x float> < float 1.000000e+00, float 2.000000e+00, float 3.000000e+00 >, <3 x float>* %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 float>*, <3 x float>** %dst.addr |
| %arrayidx = getelementptr <3 x float>, <3 x float>* %tmp3, i32 %tmp2 |
| %tmp4 = load i32, i32* %i |
| %tmp5 = load <3 x float>*, <3 x float>** %src.addr |
| %arrayidx6 = getelementptr <3 x float>, <3 x float>* %tmp5, i32 %tmp4 |
| %tmp7 = load <3 x float>, <3 x float>* %arrayidx6 |
| %tmp8 = load <3 x float>, <3 x float>* %v |
| %mul = fmul <3 x float> %tmp7, %tmp8 |
| %add = fadd <3 x float> %mul, < float 0x409EE02900000000, float 0x409EE02900000000, float 0x409EE02900000000 > |
| store <3 x float> %add, <3 x float>* %arrayidx |
| br label %forinc |
| |
| forinc: |
| %tmp9 = load i32, i32* %i |
| %inc = add i32 %tmp9, 1 |
| store i32 %inc, i32* %i |
| br label %forcond |
| |
| afterfor: |
| ret void |
| } |