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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 32; RUN: opt -passes=slp-vectorizer -mtriple=x86_64 -mattr=+avx2 -S < %s | FileCheck %s3 4; Test case for issue #69670.5 6; #69392 uncovered a problem with delayed gather nodes emission, specifically7; when the node is a PHI operand, which depends on another gathered node,8; also an operand of a PHI (in another block).9 10define void @test() {11; CHECK-LABEL: define void @test(12; CHECK-SAME: ) #[[ATTR0:[0-9]+]] {13; CHECK-NEXT: entry:14; CHECK-NEXT: [[DOTPRE_PRE:%.*]] = load float, ptr poison, align 415; CHECK-NEXT: [[TMP0:%.*]] = insertelement <2 x float> <float poison, float undef>, float [[DOTPRE_PRE]], i32 016; CHECK-NEXT: br label [[BB1:%.*]]17; CHECK: bb1:18; CHECK-NEXT: [[TMP1:%.*]] = phi <2 x float> [ [[TMP0]], [[ENTRY:%.*]] ], [ [[TMP10:%.*]], [[BB2:%.*]] ]19; CHECK-NEXT: br label [[BB2]]20; CHECK: bb2:21; CHECK-NEXT: [[TMP2:%.*]] = phi <2 x float> [ [[TMP1]], [[BB1]] ], [ [[TMP9:%.*]], [[BB2]] ]22; CHECK-NEXT: [[I1:%.*]] = load float, ptr poison, align 423; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <2 x float> [[TMP2]], <2 x float> poison, <2 x i32> <i32 1, i32 poison>24; CHECK-NEXT: [[TMP4:%.*]] = insertelement <2 x float> [[TMP3]], float [[I1]], i32 125; CHECK-NEXT: [[TMP5:%.*]] = fdiv <2 x float> [[TMP2]], [[TMP4]]26; CHECK-NEXT: [[TMP6:%.*]] = extractelement <2 x float> [[TMP5]], i32 027; CHECK-NEXT: [[TMP7:%.*]] = extractelement <2 x float> [[TMP5]], i32 128; CHECK-NEXT: [[MUL:%.*]] = fmul float [[TMP6]], [[TMP7]]29; CHECK-NEXT: tail call void @foo(float [[MUL]])30; CHECK-NEXT: [[I2:%.*]] = load float, ptr poison, align 431; CHECK-NEXT: [[TOBOOL:%.*]] = fcmp une float [[I2]], 0.000000e+0032; CHECK-NEXT: [[TMP10]] = insertelement <2 x float> [[TMP2]], float [[I2]], i32 033; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <2 x float> [[TMP5]], <2 x float> poison, <2 x i32> <i32 poison, i32 0>34; CHECK-NEXT: [[TMP9]] = insertelement <2 x float> [[TMP8]], float [[I2]], i32 035; CHECK-NEXT: br i1 [[TOBOOL]], label [[BB1]], label [[BB2]]36;37entry:38 %.pre.pre = load float, ptr poison, align 439 br label %bb140 41bb1: ; preds = %bb2, %entry42 %.pre = phi float [ %.pre.pre, %entry ], [ %i2, %bb2 ]43 %foxtrot.0 = phi float [ undef, %entry ], [ %gulf.0, %bb2 ]44 br label %bb245 46bb2: ; preds = %bb2, %bb147 %i = phi float [ %.pre, %bb1 ], [ %i2, %bb2 ]48 %gulf.0 = phi float [ %foxtrot.0, %bb1 ], [ %div, %bb2 ]49 %div = fdiv float %i, %gulf.050 %i1 = load float, ptr poison, align 451 %div1 = fdiv float %gulf.0, %i152 %mul = fmul float %div, %div153 tail call void @foo(float %mul)54 %i2 = load float, ptr poison, align 455 %tobool = fcmp une float %i2, 0.000000e+0056 br i1 %tobool, label %bb1, label %bb257}58 59declare void @foo(float)60