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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=slp-vectorizer,dce -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s3 4target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128"5target triple = "i386-apple-macosx10.9.0"6 7; We disable the vectorization of <3 x float> for now8 9; float foo(ptr A) {10;11; float R = A[0];12; float G = A[1];13; float B = A[2];14; for (int i=0; i < 121; i+=3) {15; R+=Aptr7;16; G+=Aptr8;17; B+=Aptr9;18; }19;20; return R+G+B;21; }22 23define float @foo(ptr nocapture readonly %A) {24; CHECK-LABEL: @foo(25; CHECK-NEXT: entry:26; CHECK-NEXT: [[TMP1:%.*]] = load <2 x float>, ptr [[A:%.*]], align 427; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds float, ptr [[A]], i64 228; CHECK-NEXT: [[TMP2:%.*]] = load float, ptr [[ARRAYIDX2]], align 429; CHECK-NEXT: [[TMP3:%.*]] = extractelement <2 x float> [[TMP1]], i32 030; CHECK-NEXT: br label [[FOR_BODY:%.*]]31; CHECK: for.body:32; CHECK-NEXT: [[TMP4:%.*]] = phi float [ [[TMP3]], [[ENTRY:%.*]] ], [ [[DOTPRE:%.*]], [[FOR_BODY_FOR_BODY_CRIT_EDGE:%.*]] ]33; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY_FOR_BODY_CRIT_EDGE]] ]34; CHECK-NEXT: [[B_032:%.*]] = phi float [ [[TMP2]], [[ENTRY]] ], [ [[ADD14:%.*]], [[FOR_BODY_FOR_BODY_CRIT_EDGE]] ]35; CHECK-NEXT: [[TMP5:%.*]] = phi <2 x float> [ [[TMP1]], [[ENTRY]] ], [ [[TMP11:%.*]], [[FOR_BODY_FOR_BODY_CRIT_EDGE]] ]36; CHECK-NEXT: [[TMP6:%.*]] = add nsw i64 [[INDVARS_IV]], 137; CHECK-NEXT: [[ARRAYIDX7:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP6]]38; CHECK-NEXT: [[TMP7:%.*]] = load float, ptr [[ARRAYIDX7]], align 439; CHECK-NEXT: [[TMP8:%.*]] = insertelement <2 x float> poison, float [[TMP4]], i32 040; CHECK-NEXT: [[TMP9:%.*]] = insertelement <2 x float> [[TMP8]], float [[TMP7]], i32 141; CHECK-NEXT: [[TMP10:%.*]] = fmul <2 x float> [[TMP9]], <float 7.000000e+00, float 8.000000e+00>42; CHECK-NEXT: [[TMP11]] = fadd <2 x float> [[TMP5]], [[TMP10]]43; CHECK-NEXT: [[TMP12:%.*]] = add nsw i64 [[INDVARS_IV]], 244; CHECK-NEXT: [[ARRAYIDX12:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP12]]45; CHECK-NEXT: [[TMP13:%.*]] = load float, ptr [[ARRAYIDX12]], align 446; CHECK-NEXT: [[MUL13:%.*]] = fmul float [[TMP13]], 9.000000e+0047; CHECK-NEXT: [[ADD14]] = fadd float [[B_032]], [[MUL13]]48; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add i64 [[INDVARS_IV]], 349; CHECK-NEXT: [[TMP14:%.*]] = trunc i64 [[INDVARS_IV_NEXT]] to i3250; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[TMP14]], 12151; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY_FOR_BODY_CRIT_EDGE]], label [[FOR_END:%.*]]52; CHECK: for.body.for.body_crit_edge:53; CHECK-NEXT: [[ARRAYIDX3_PHI_TRANS_INSERT:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[INDVARS_IV_NEXT]]54; CHECK-NEXT: [[DOTPRE]] = load float, ptr [[ARRAYIDX3_PHI_TRANS_INSERT]], align 455; CHECK-NEXT: br label [[FOR_BODY]]56; CHECK: for.end:57; CHECK-NEXT: [[TMP15:%.*]] = extractelement <2 x float> [[TMP11]], i32 058; CHECK-NEXT: [[TMP16:%.*]] = extractelement <2 x float> [[TMP11]], i32 159; CHECK-NEXT: [[ADD16:%.*]] = fadd float [[TMP15]], [[TMP16]]60; CHECK-NEXT: [[ADD17:%.*]] = fadd float [[ADD16]], [[ADD14]]61; CHECK-NEXT: ret float [[ADD17]]62;63entry:64 %0 = load float, ptr %A, align 465 %arrayidx1 = getelementptr inbounds float, ptr %A, i64 166 %1 = load float, ptr %arrayidx1, align 467 %arrayidx2 = getelementptr inbounds float, ptr %A, i64 268 %2 = load float, ptr %arrayidx2, align 469 br label %for.body70 71for.body: ; preds = %for.body.for.body_crit_edge, %entry72 %3 = phi float [ %0, %entry ], [ %.pre, %for.body.for.body_crit_edge ]73 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body.for.body_crit_edge ]74 %B.032 = phi float [ %2, %entry ], [ %add14, %for.body.for.body_crit_edge ]75 %G.031 = phi float [ %1, %entry ], [ %add9, %for.body.for.body_crit_edge ]76 %R.030 = phi float [ %0, %entry ], [ %add4, %for.body.for.body_crit_edge ]77 %mul = fmul float %3, 7.000000e+0078 %add4 = fadd float %R.030, %mul79 %4 = add nsw i64 %indvars.iv, 180 %arrayidx7 = getelementptr inbounds float, ptr %A, i64 %481 %5 = load float, ptr %arrayidx7, align 482 %mul8 = fmul float %5, 8.000000e+0083 %add9 = fadd float %G.031, %mul884 %6 = add nsw i64 %indvars.iv, 285 %arrayidx12 = getelementptr inbounds float, ptr %A, i64 %686 %7 = load float, ptr %arrayidx12, align 487 %mul13 = fmul float %7, 9.000000e+0088 %add14 = fadd float %B.032, %mul1389 %indvars.iv.next = add i64 %indvars.iv, 390 %8 = trunc i64 %indvars.iv.next to i3291 %cmp = icmp slt i32 %8, 12192 br i1 %cmp, label %for.body.for.body_crit_edge, label %for.end93 94for.body.for.body_crit_edge: ; preds = %for.body95 %arrayidx3.phi.trans.insert = getelementptr inbounds float, ptr %A, i64 %indvars.iv.next96 %.pre = load float, ptr %arrayidx3.phi.trans.insert, align 497 br label %for.body98 99for.end: ; preds = %for.body100 %add16 = fadd float %add4, %add9101 %add17 = fadd float %add16, %add14102 ret float %add17103}104 105