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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=loop-vectorize -mtriple=thumbv8-unknown-unknown -mcpu=cortex-a53 -S | FileCheck %s3 4; This test is reduced from SPECFP 2006 482.sphinx.5; We expect vectorization with <2 x double> and <2 x float> ops.6; See https://bugs.llvm.org/show_bug.cgi?id=36280 for more details.7 8 9target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"10 11@a = external global i3212@v = external global i3213@mm = external global ptr14@vv = external global ptr15@ll = external global ptr16 17define i32 @test(ptr nocapture readonly %x) {18; CHECK-LABEL: @test(19; CHECK-NEXT: entry:20; CHECK-NEXT: [[T:%.*]] = load i32, ptr @v, align 821; CHECK-NEXT: [[T1:%.*]] = load i32, ptr @a, align 422; CHECK-NEXT: br label [[OUTERLOOP:%.*]]23; CHECK: outerloop:24; CHECK-NEXT: [[T2:%.*]] = phi i32 [ [[V17:%.*]], [[OUTEREND:%.*]] ], [ [[T1]], [[ENTRY:%.*]] ]25; CHECK-NEXT: [[J_0136:%.*]] = phi i32 [ [[INC144:%.*]], [[OUTEREND]] ], [ 0, [[ENTRY]] ]26; CHECK-NEXT: [[SCORE_1135:%.*]] = phi i32 [ [[CALL142:%.*]], [[OUTEREND]] ], [ -939524096, [[ENTRY]] ]27; CHECK-NEXT: [[T3:%.*]] = load ptr, ptr @mm, align 428; CHECK-NEXT: [[ARRAYIDX109:%.*]] = getelementptr inbounds ptr, ptr [[T3]], i32 [[T2]]29; CHECK-NEXT: [[T4:%.*]] = load ptr, ptr [[ARRAYIDX109]], align 430; CHECK-NEXT: [[T5:%.*]] = load ptr, ptr @vv, align 431; CHECK-NEXT: [[ARRAYIDX111:%.*]] = getelementptr inbounds ptr, ptr [[T5]], i32 [[T2]]32; CHECK-NEXT: [[T6:%.*]] = load ptr, ptr [[ARRAYIDX111]], align 433; CHECK-NEXT: [[T7:%.*]] = load ptr, ptr @ll, align 434; CHECK-NEXT: [[ARRAYIDX113:%.*]] = getelementptr inbounds float, ptr [[T7]], i32 [[T2]]35; CHECK-NEXT: [[T8:%.*]] = load float, ptr [[ARRAYIDX113]], align 436; CHECK-NEXT: [[CONV114:%.*]] = fpext float [[T8]] to double37; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[T]], 238; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]39; CHECK: vector.ph:40; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[T]], 241; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[T]], [[N_MOD_VF]]42; CHECK-NEXT: [[TMP0:%.*]] = insertelement <2 x double> zeroinitializer, double [[CONV114]], i32 043; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]44; CHECK: vector.body:45; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]46; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <2 x double> [ [[TMP0]], [[VECTOR_PH]] ], [ [[TMP13:%.*]], [[VECTOR_BODY]] ]47; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[X:%.*]], i32 [[INDEX]]48; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x float>, ptr [[TMP2]], align 449; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds float, ptr [[T4]], i32 [[INDEX]]50; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <2 x float>, ptr [[TMP4]], align 451; CHECK-NEXT: [[TMP6:%.*]] = fsub fast <2 x float> [[WIDE_LOAD]], [[WIDE_LOAD1]]52; CHECK-NEXT: [[TMP7:%.*]] = fpext <2 x float> [[TMP6]] to <2 x double>53; CHECK-NEXT: [[TMP8:%.*]] = fmul fast <2 x double> [[TMP7]], [[TMP7]]54; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds float, ptr [[T6]], i32 [[INDEX]]55; CHECK-NEXT: [[WIDE_LOAD2:%.*]] = load <2 x float>, ptr [[TMP9]], align 456; CHECK-NEXT: [[TMP11:%.*]] = fpext <2 x float> [[WIDE_LOAD2]] to <2 x double>57; CHECK-NEXT: [[TMP12:%.*]] = fmul fast <2 x double> [[TMP8]], [[TMP11]]58; CHECK-NEXT: [[TMP13]] = fsub fast <2 x double> [[VEC_PHI]], [[TMP12]]59; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 260; CHECK-NEXT: [[TMP14:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]]61; CHECK-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]62; CHECK: middle.block:63; CHECK-NEXT: [[TMP15:%.*]] = call fast double @llvm.vector.reduce.fadd.v2f64(double 0.000000e+00, <2 x double> [[TMP13]])64; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[T]], [[N_VEC]]65; CHECK-NEXT: br i1 [[CMP_N]], label [[OUTEREND]], label [[SCALAR_PH]]66; CHECK: scalar.ph:67; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[OUTERLOOP]] ]68; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi double [ [[TMP15]], [[MIDDLE_BLOCK]] ], [ [[CONV114]], [[OUTERLOOP]] ]69; CHECK-NEXT: br label [[INNERLOOP:%.*]]70; CHECK: innerloop:71; CHECK-NEXT: [[I_2132:%.*]] = phi i32 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC129:%.*]], [[INNERLOOP]] ]72; CHECK-NEXT: [[DVAL1_4131:%.*]] = phi double [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SUB127:%.*]], [[INNERLOOP]] ]73; CHECK-NEXT: [[ARRAYIDX119:%.*]] = getelementptr inbounds float, ptr [[X]], i32 [[I_2132]]74; CHECK-NEXT: [[T9:%.*]] = load float, ptr [[ARRAYIDX119]], align 475; CHECK-NEXT: [[ARRAYIDX120:%.*]] = getelementptr inbounds float, ptr [[T4]], i32 [[I_2132]]76; CHECK-NEXT: [[T10:%.*]] = load float, ptr [[ARRAYIDX120]], align 477; CHECK-NEXT: [[SUB121:%.*]] = fsub fast float [[T9]], [[T10]]78; CHECK-NEXT: [[CONV122:%.*]] = fpext float [[SUB121]] to double79; CHECK-NEXT: [[MUL123:%.*]] = fmul fast double [[CONV122]], [[CONV122]]80; CHECK-NEXT: [[ARRAYIDX124:%.*]] = getelementptr inbounds float, ptr [[T6]], i32 [[I_2132]]81; CHECK-NEXT: [[T11:%.*]] = load float, ptr [[ARRAYIDX124]], align 482; CHECK-NEXT: [[CONV125:%.*]] = fpext float [[T11]] to double83; CHECK-NEXT: [[MUL126:%.*]] = fmul fast double [[MUL123]], [[CONV125]]84; CHECK-NEXT: [[SUB127]] = fsub fast double [[DVAL1_4131]], [[MUL126]]85; CHECK-NEXT: [[INC129]] = add nuw nsw i32 [[I_2132]], 186; CHECK-NEXT: [[EXITCOND143:%.*]] = icmp eq i32 [[INC129]], [[T]]87; CHECK-NEXT: br i1 [[EXITCOND143]], label [[OUTEREND]], label [[INNERLOOP]], !llvm.loop [[LOOP3:![0-9]+]]88; CHECK: outerend:89; CHECK-NEXT: [[SUB127_LCSSA:%.*]] = phi double [ [[SUB127]], [[INNERLOOP]] ], [ [[TMP15]], [[MIDDLE_BLOCK]] ]90; CHECK-NEXT: [[CONV138:%.*]] = fptosi double [[SUB127_LCSSA]] to i3291; CHECK-NEXT: [[CALL142]] = add nuw nsw i32 [[SCORE_1135]], [[CONV138]]92; CHECK-NEXT: [[INC144]] = add nuw nsw i32 [[J_0136]], 193; CHECK-NEXT: [[ARRAYIDX102:%.*]] = getelementptr inbounds i32, ptr @a, i32 [[INC144]]94; CHECK-NEXT: [[V17]] = load i32, ptr [[ARRAYIDX102]], align 495; CHECK-NEXT: [[CMP103:%.*]] = icmp sgt i32 [[V17]], -196; CHECK-NEXT: br i1 [[CMP103]], label [[OUTERLOOP]], label [[EXIT:%.*]]97; CHECK: exit:98; CHECK-NEXT: ret i32 [[CALL142]]99;100entry:101 %t = load i32, ptr @v, align 8102 %t1 = load i32, ptr @a, align 4103 br label %outerloop104 105outerloop:106 %t2 = phi i32 [ %v17, %outerend ], [ %t1, %entry ]107 %j.0136 = phi i32 [ %inc144, %outerend ], [ 0, %entry ]108 %score.1135 = phi i32 [ %call142, %outerend ], [ -939524096, %entry ]109 %t3 = load ptr, ptr @mm, align 4110 %arrayidx109 = getelementptr inbounds ptr, ptr %t3, i32 %t2111 %t4 = load ptr, ptr %arrayidx109, align 4112 %t5 = load ptr, ptr @vv, align 4113 %arrayidx111 = getelementptr inbounds ptr, ptr %t5, i32 %t2114 %t6 = load ptr, ptr %arrayidx111, align 4115 %t7 = load ptr, ptr @ll, align 4116 %arrayidx113 = getelementptr inbounds float, ptr %t7, i32 %t2117 %t8 = load float, ptr %arrayidx113, align 4118 %conv114 = fpext float %t8 to double119 br label %innerloop120 121innerloop:122 %i.2132 = phi i32 [ 0, %outerloop ], [ %inc129, %innerloop ]123 %dval1.4131 = phi double [ %conv114, %outerloop ], [ %sub127, %innerloop ]124 %arrayidx119 = getelementptr inbounds float, ptr %x, i32 %i.2132125 %t9 = load float, ptr %arrayidx119, align 4126 %arrayidx120 = getelementptr inbounds float, ptr %t4, i32 %i.2132127 %t10 = load float, ptr %arrayidx120, align 4128 %sub121 = fsub fast float %t9, %t10129 %conv122 = fpext float %sub121 to double130 %mul123 = fmul fast double %conv122, %conv122131 %arrayidx124 = getelementptr inbounds float, ptr %t6, i32 %i.2132132 %t11 = load float, ptr %arrayidx124, align 4133 %conv125 = fpext float %t11 to double134 %mul126 = fmul fast double %mul123, %conv125135 %sub127 = fsub fast double %dval1.4131, %mul126136 %inc129 = add nuw nsw i32 %i.2132, 1137 %exitcond143 = icmp eq i32 %inc129, %t138 br i1 %exitcond143, label %outerend, label %innerloop139 140outerend:141 %sub127.lcssa = phi double [ %sub127, %innerloop ]142 %conv138 = fptosi double %sub127.lcssa to i32143 %call142 = add nuw nsw i32 %score.1135, %conv138144 %inc144 = add nuw nsw i32 %j.0136, 1145 %arrayidx102 = getelementptr inbounds i32, ptr @a, i32 %inc144146 %v17 = load i32, ptr %arrayidx102, align 4147 %cmp103 = icmp sgt i32 %v17, -1148 br i1 %cmp103, label %outerloop, label %exit149 150exit:151 ret i32 %call142152}153 154