llvm/test/Transforms/SLPVectorizer/X86/extract.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=slp-vectorizer,dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s

target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.8.0"
define void @fextr(ptr %ptr) {
; CHECK-LABEL: @fextr(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[LD:%.*]] = load <2 x double>, ptr undef, align 16
; CHECK-NEXT:    [[TMP0:%.*]] = fadd <2 x double> [[LD]], <double 0.000000e+00, double 1.100000e+00>
; CHECK-NEXT:    store <2 x double> [[TMP0]], ptr [[PTR:%.*]], align 4
; CHECK-NEXT:    ret void
;
entry:
  %LD = load <2 x double>, ptr undef
  %V0 = extractelement <2 x double> %LD, i32 0
  %V1 = extractelement <2 x double> %LD, i32 1
  %P1 = getelementptr inbounds double, ptr %ptr, i64 1
  %A0 = fadd double %V0, 0.0
  %A1 = fadd double %V1, 1.1
  store double %A0, ptr %ptr, align 4
  store double %A1, ptr %P1, align 4
  ret void
}

define void @fextr1(ptr %ptr) {
; CHECK-LABEL: @fextr1(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[LD:%.*]] = load <2 x double>, ptr undef, align 16
; CHECK-NEXT:    [[TMP0:%.*]] = fadd <2 x double> [[LD]], <double 1.200000e+00, double 3.400000e+00>
; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <2 x double> [[TMP0]], <2 x double> poison, <2 x i32> <i32 1, i32 0>
; CHECK-NEXT:    store <2 x double> [[TMP1]], ptr [[PTR:%.*]], align 4
; CHECK-NEXT:    ret void
;
entry:
  %LD = load <2 x double>, ptr undef
  %V0 = extractelement <2 x double> %LD, i32 0
  %V1 = extractelement <2 x double> %LD, i32 1
  %P0 = getelementptr inbounds double, ptr %ptr, i64 1  ; <--- incorrect order
  %A0 = fadd double %V0, 1.2
  %A1 = fadd double %V1, 3.4
  store double %A0, ptr %P0, align 4
  store double %A1, ptr %ptr, align 4
  ret void
}

define void @fextr2(ptr %ptr) {
; CHECK-LABEL: @fextr2(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[LD:%.*]] = load <4 x double>, ptr undef, align 32
; CHECK-NEXT:    [[TMP0:%.*]] = shufflevector <4 x double> [[LD]], <4 x double> poison, <2 x i32> <i32 0, i32 1>
; CHECK-NEXT:    [[TMP1:%.*]] = fadd <2 x double> [[TMP0]], <double 5.500000e+00, double 6.600000e+00>
; CHECK-NEXT:    store <2 x double> [[TMP1]], ptr [[PTR:%.*]], align 4
; CHECK-NEXT:    ret void
;
entry:
  %LD = load <4 x double>, ptr undef
  %V0 = extractelement <4 x double> %LD, i32 0  ; <--- invalid size.
  %V1 = extractelement <4 x double> %LD, i32 1
  %P1 = getelementptr inbounds double, ptr %ptr, i64 1
  %A0 = fadd double %V0, 5.5
  %A1 = fadd double %V1, 6.6
  store double %A0, ptr %ptr, align 4
  store double %A1, ptr %P1, align 4
  ret void
}