File: pv-packing.ll

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llvm-toolchain-14 1%3A14.0.6-12
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; RUN: llc < %s -march=r600 -mcpu=cayman | FileCheck %s

;CHECK: DOT4  T{{[0-9]\.X}}
;CHECK: MULADD_IEEE * T{{[0-9]\.W}}

define amdgpu_vs void @main(<4 x float> inreg %reg0, <4 x float> inreg %reg1, <4 x float> inreg %reg2, <4 x float> inreg %reg3) {
main_body:
  %0 = extractelement <4 x float> %reg1, i32 0
  %1 = extractelement <4 x float> %reg1, i32 1
  %2 = extractelement <4 x float> %reg1, i32 2
  %3 = extractelement <4 x float> %reg2, i32 0
  %4 = extractelement <4 x float> %reg2, i32 1
  %5 = extractelement <4 x float> %reg2, i32 2
  %6 = extractelement <4 x float> %reg3, i32 0
  %7 = extractelement <4 x float> %reg3, i32 1
  %8 = extractelement <4 x float> %reg3, i32 2
  %9 = load <4 x float>, <4 x float> addrspace(8)* null
  %10 = load <4 x float>, <4 x float> addrspace(8)* getelementptr ([1024 x <4 x float>], [1024 x <4 x float>] addrspace(8)* null, i64 0, i32 1)
  %11 = call float @llvm.r600.dot4(<4 x float> %9, <4 x float> %9)
  %12 = fmul float %0, %3
  %13 = fadd float %12, %6
  %14 = fmul float %1, %4
  %15 = fadd float %14, %7
  %16 = fmul float %2, %5
  %17 = fadd float %16, %8
  %18 = fmul float %11, %11
  %19 = fadd float %18, %0
  %20 = insertelement <4 x float> undef, float %13, i32 0
  %21 = insertelement <4 x float> %20, float %15, i32 1
  %22 = insertelement <4 x float> %21, float %17, i32 2
  %23 = insertelement <4 x float> %22, float %19, i32 3
  %24 = call float @llvm.r600.dot4(<4 x float> %23, <4 x float> %10)
  %25 = insertelement <4 x float> undef, float %24, i32 0
  call void @llvm.r600.store.swizzle(<4 x float> %25, i32 0, i32 2)
  ret void
}

; Function Attrs: readnone
declare float @llvm.r600.dot4(<4 x float>, <4 x float>) #1


declare void @llvm.r600.store.swizzle(<4 x float>, i32, i32)

attributes #1 = { readnone }