; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S \ ; RUN: < %s | FileCheck %s ; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -force-vector-width=4 \ ; RUN: -scalable-vectorization=on -S < %s | FileCheck %s -check-prefix=SCALABLE target triple = "riscv64" define i32 @select_icmp(i32 %x, i32 %y, ptr nocapture readonly %c, i64 %n) #0 { ; CHECK-LABEL: @select_icmp ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[X:%.*]], i64 0 ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i1> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[C:%.*]], i64 [[TMP0]] ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[TMP1]], i32 0 ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP2]], align 4 ; CHECK-NEXT: [[TMP4:%.*]] = icmp slt <4 x i32> [[WIDE_LOAD]], [[BROADCAST_SPLAT]] ; CHECK-NEXT: [[NOT:%.*]] = xor <4 x i1> [[TMP4]], splat (i1 true) ; CHECK-NEXT: [[TMP5]] = or <4 x i1> [[VEC_PHI]], [[NOT]] ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] ; CHECK: middle.block: ; CHECK-NEXT: [[TMP7:%.*]] = call i1 @llvm.vector.reduce.or.v4i1(<4 x i1> [[TMP5]]) ; CHECK-NEXT: [[FR:%.*]] = freeze i1 [[TMP7]] ; CHECK-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 %y, i32 0 ; CHECK-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; ; SCALABLE-LABEL: @select_icmp ; SCALABLE: vector.ph: ; SCALABLE-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 ; SCALABLE-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, [[TMP3]] ; SCALABLE-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; SCALABLE-NEXT: [[TMP10:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP11:%.*]] = mul i64 [[TMP10]], 4 ; SCALABLE-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement poison, i32 [[X:%.*]], i64 0 ; SCALABLE-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector [[BROADCAST_SPLATINSERT]], poison, zeroinitializer ; SCALABLE-NEXT: br label [[VECTOR_BODY:%.*]] ; SCALABLE: vector.body: ; SCALABLE-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 0 ; SCALABLE-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[C:%.*]], i64 [[TMP4]] ; SCALABLE-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[TMP5]], i32 0 ; SCALABLE-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP6]], align 4 ; SCALABLE-NEXT: [[TMP8:%.*]] = icmp slt [[WIDE_LOAD]], [[BROADCAST_SPLAT]] ; SCALABLE-NEXT: [[NOT:%.*]] = xor [[TMP8]], splat (i1 true) ; SCALABLE-NEXT: [[TMP9]] = or [[VEC_PHI]], [[NOT]] ; SCALABLE-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP11]] ; SCALABLE-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; SCALABLE-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] ; SCALABLE: middle.block: ; SCALABLE-NEXT: [[TMP13:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP9]]) ; SCALABLE-NEXT: [[FR:%.*]] = freeze i1 [[TMP13]] ; SCALABLE-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 %y, i32 0 ; SCALABLE-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; entry: br label %for.body for.body: %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] %a = phi i32 [ 0, %entry], [ %cond, %for.body ] %arrayidx = getelementptr inbounds i32, ptr %c, i64 %indvars.iv %0 = load i32, ptr %arrayidx, align 4 %cmp1 = icmp slt i32 %0, %x %cond = select i1 %cmp1, i32 %a, i32 %y %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 %exitcond.not = icmp eq i64 %indvars.iv.next, %n br i1 %exitcond.not, label %for.end, label %for.body for.end: ret i32 %cond } define i32 @select_fcmp(float %x, i32 %y, ptr nocapture readonly %c, i64 %n) #0 { ; CHECK-LABEL: @select_fcmp ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x float> poison, float [[X:%.*]], i64 0 ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x float> [[BROADCAST_SPLATINSERT]], <4 x float> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i1> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds float, ptr [[C:%.*]], i64 [[TMP0]] ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[TMP1]], i32 0 ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP2]], align 4 ; CHECK-NEXT: [[TMP4:%.*]] = fcmp fast olt <4 x float> [[WIDE_LOAD]], [[BROADCAST_SPLAT]] ; CHECK-NEXT: [[NOT:%.*]] = xor <4 x i1> [[TMP4]], splat (i1 true) ; CHECK-NEXT: [[TMP5]] = or <4 x i1> [[VEC_PHI]], [[NOT]] ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] ; CHECK: middle.block: ; CHECK-NEXT: [[TMP7:%.*]] = call i1 @llvm.vector.reduce.or.v4i1(<4 x i1> [[TMP5]]) ; CHECK-NEXT: [[FR:%.*]] = freeze i1 [[TMP7]] ; CHECK-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 %y, i32 0 ; CHECK-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; ; SCALABLE-LABEL: @select_fcmp ; SCALABLE: vector.ph: ; SCALABLE-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 ; SCALABLE-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, [[TMP3]] ; SCALABLE-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; SCALABLE-NEXT: [[TMP10:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP11:%.*]] = mul i64 [[TMP10]], 4 ; SCALABLE-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement poison, float [[X:%.*]], i64 0 ; SCALABLE-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector [[BROADCAST_SPLATINSERT]], poison, zeroinitializer ; SCALABLE-NEXT: br label [[VECTOR_BODY:%.*]] ; SCALABLE: vector.body: ; SCALABLE-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 0 ; SCALABLE-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[C:%.*]], i64 [[TMP4]] ; SCALABLE-NEXT: [[TMP6:%.*]] = getelementptr inbounds float, ptr [[TMP5]], i32 0 ; SCALABLE-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP6]], align 4 ; SCALABLE-NEXT: [[TMP8:%.*]] = fcmp fast olt [[WIDE_LOAD]], [[BROADCAST_SPLAT]] ; SCALABLE-NEXT: [[NOT:%.*]] = xor [[TMP8]], splat (i1 true) ; SCALABLE-NEXT: [[TMP9]] = or [[VEC_PHI]], [[NOT]] ; SCALABLE-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP11]] ; SCALABLE-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; SCALABLE-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] ; SCALABLE: middle.block: ; SCALABLE-NEXT: [[TMP13:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP9]]) ; SCALABLE-NEXT: [[FR:%.*]] = freeze i1 [[TMP13]] ; SCALABLE-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 %y, i32 0 ; SCALABLE-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; entry: br label %for.body for.body: %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] %a = phi i32 [ 0, %entry], [ %cond, %for.body ] %arrayidx = getelementptr inbounds float, ptr %c, i64 %indvars.iv %0 = load float, ptr %arrayidx, align 4 %cmp1 = fcmp fast olt float %0, %x %cond = select i1 %cmp1, i32 %a, i32 %y %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 %exitcond.not = icmp eq i64 %indvars.iv.next, %n br i1 %exitcond.not, label %for.end, label %for.body for.end: ret i32 %cond } define i32 @select_const_i32_from_icmp(ptr nocapture readonly %v, i64 %n) #0 { ; CHECK-LABEL: @select_const_i32_from_icmp ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i1> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[V:%.*]], i64 [[TMP0]] ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[TMP1]], i32 0 ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP2]], align 4 ; CHECK-NEXT: [[TMP4:%.*]] = icmp eq <4 x i32> [[WIDE_LOAD]], splat (i32 3) ; CHECK-NEXT: [[NOT:%.*]] = xor <4 x i1> [[TMP4]], splat (i1 true) ; CHECK-NEXT: [[TMP5]] = or <4 x i1> [[VEC_PHI]], [[NOT]] ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] ; CHECK: middle.block: ; CHECK-NEXT: [[TMP7:%.*]] = call i1 @llvm.vector.reduce.or.v4i1(<4 x i1> [[TMP5]]) ; CHECK-NEXT: [[FR:%.*]] = freeze i1 [[TMP7]] ; CHECK-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 7, i32 3 ; CHECK-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; ; SCALABLE-LABEL: @select_const_i32_from_icmp ; SCALABLE: vector.ph: ; SCALABLE-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 ; SCALABLE-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, [[TMP3]] ; SCALABLE-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; SCALABLE-NEXT: [[TMP10:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP11:%.*]] = mul i64 [[TMP10]], 4 ; SCALABLE-NEXT: br label [[VECTOR_BODY:%.*]] ; SCALABLE: vector.body: ; SCALABLE-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 0 ; SCALABLE-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[V:%.*]], i64 [[TMP4]] ; SCALABLE-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[TMP5]], i32 0 ; SCALABLE-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP6]], align 4 ; SCALABLE-NEXT: [[TMP8:%.*]] = icmp eq [[WIDE_LOAD]], splat (i32 3) ; SCALABLE-NEXT: [[NOT:%.*]] = xor [[TMP8]], splat (i1 true) ; SCALABLE-NEXT: [[TMP9]] = or [[VEC_PHI]], [[NOT]] ; SCALABLE-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP11]] ; SCALABLE-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; SCALABLE-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] ; SCALABLE: middle.block: ; SCALABLE-NEXT: [[TMP13:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP9]]) ; SCALABLE-NEXT: [[FR:%.*]] = freeze i1 [[TMP13]] ; SCALABLE-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 7, i32 3 ; SCALABLE-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; entry: br label %for.body for.body: ; preds = %entry, %for.body %0 = phi i64 [ 0, %entry ], [ %6, %for.body ] %1 = phi i32 [ 3, %entry ], [ %5, %for.body ] %2 = getelementptr inbounds i32, ptr %v, i64 %0 %3 = load i32, ptr %2, align 4 %4 = icmp eq i32 %3, 3 %5 = select i1 %4, i32 %1, i32 7 %6 = add nuw nsw i64 %0, 1 %7 = icmp eq i64 %6, %n br i1 %7, label %exit, label %for.body exit: ; preds = %for.body ret i32 %5 } define i32 @select_i32_from_icmp(ptr nocapture readonly %v, i32 %a, i32 %b, i64 %n) #0 { ; CHECK-LABEL: @select_i32_from_icmp ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i1> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[V:%.*]], i64 [[TMP0]] ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[TMP1]], i32 0 ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP2]], align 4 ; CHECK-NEXT: [[TMP4:%.*]] = icmp eq <4 x i32> [[WIDE_LOAD]], splat (i32 3) ; CHECK-NEXT: [[NOT:%.*]] = xor <4 x i1> [[TMP4]], splat (i1 true) ; CHECK-NEXT: [[TMP5]] = or <4 x i1> [[VEC_PHI]], [[NOT]] ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] ; CHECK: middle.block: ; CHECK-NEXT: [[TMP7:%.*]] = call i1 @llvm.vector.reduce.or.v4i1(<4 x i1> [[TMP5]]) ; CHECK-NEXT: [[FR:%.*]] = freeze i1 [[TMP7]] ; CHECK-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 %b, i32 %a ; CHECK-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; ; SCALABLE-LABEL: @select_i32_from_icmp ; SCALABLE: vector.ph: ; SCALABLE-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 ; SCALABLE-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, [[TMP3]] ; SCALABLE-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; SCALABLE-NEXT: [[TMP10:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP11:%.*]] = mul i64 [[TMP10]], 4 ; SCALABLE-NEXT: br label [[VECTOR_BODY:%.*]] ; SCALABLE: vector.body: ; SCALABLE-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 0 ; SCALABLE-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[V:%.*]], i64 [[TMP4]] ; SCALABLE-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[TMP5]], i32 0 ; SCALABLE-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP6]], align 4 ; SCALABLE-NEXT: [[TMP8:%.*]] = icmp eq [[WIDE_LOAD]], splat (i32 3) ; SCALABLE-NEXT: [[NOT:%.*]] = xor [[TMP8]], splat (i1 true) ; SCALABLE-NEXT: [[TMP9]] = or [[VEC_PHI]], [[NOT]] ; SCALABLE-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP11]] ; SCALABLE-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; SCALABLE-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] ; SCALABLE: middle.block: ; SCALABLE-NEXT: [[TMP13:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP9]]) ; SCALABLE-NEXT: [[FR:%.*]] = freeze i1 [[TMP13]] ; SCALABLE-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 %b, i32 %a ; SCALABLE-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; entry: br label %for.body for.body: ; preds = %entry, %for.body %0 = phi i64 [ 0, %entry ], [ %6, %for.body ] %1 = phi i32 [ %a, %entry ], [ %5, %for.body ] %2 = getelementptr inbounds i32, ptr %v, i64 %0 %3 = load i32, ptr %2, align 4 %4 = icmp eq i32 %3, 3 %5 = select i1 %4, i32 %1, i32 %b %6 = add nuw nsw i64 %0, 1 %7 = icmp eq i64 %6, %n br i1 %7, label %exit, label %for.body exit: ; preds = %for.body ret i32 %5 } define i32 @select_const_i32_from_fcmp(ptr nocapture readonly %v, i64 %n) #0 { ; CHECK-LABEL: @select_const_i32_from_fcmp ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i1> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds float, ptr [[V:%.*]], i64 [[TMP0]] ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[TMP1]], i32 0 ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP2]], align 4 ; CHECK-NEXT: [[TMP4:%.*]] = fcmp fast ueq <4 x float> [[WIDE_LOAD]], splat (float 3.000000e+00) ; CHECK-NEXT: [[NOT:%.*]] = xor <4 x i1> [[TMP4]], splat (i1 true) ; CHECK-NEXT: [[TMP5]] = or <4 x i1> [[VEC_PHI]], [[NOT]] ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 ; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] ; CHECK: middle.block: ; CHECK-NEXT: [[TMP7:%.*]] = call i1 @llvm.vector.reduce.or.v4i1(<4 x i1> [[TMP5]]) ; CHECK-NEXT: [[FR:%.*]] = freeze i1 [[TMP7]] ; CHECK-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 1, i32 2 ; CHECK-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; ; SCALABLE-LABEL: @select_const_i32_from_fcmp ; SCALABLE: vector.ph: ; SCALABLE-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 ; SCALABLE-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, [[TMP3]] ; SCALABLE-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; SCALABLE-NEXT: [[TMP10:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP11:%.*]] = mul i64 [[TMP10]], 4 ; SCALABLE-NEXT: br label [[VECTOR_BODY:%.*]] ; SCALABLE: vector.body: ; SCALABLE-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 0 ; SCALABLE-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[V:%.*]], i64 [[TMP4]] ; SCALABLE-NEXT: [[TMP6:%.*]] = getelementptr inbounds float, ptr [[TMP5]], i32 0 ; SCALABLE-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP6]], align 4 ; SCALABLE-NEXT: [[TMP8:%.*]] = fcmp fast ueq [[WIDE_LOAD]], splat (float 3.000000e+00) ; SCALABLE-NEXT: [[NOT:%.*]] = xor [[TMP8]], splat (i1 true) ; SCALABLE-NEXT: [[TMP9]] = or [[VEC_PHI]], [[NOT]] ; SCALABLE-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP11]] ; SCALABLE-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; SCALABLE-NEXT: br i1 [[TMP12]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] ; SCALABLE: middle.block: ; SCALABLE-NEXT: [[TMP13:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP9]]) ; SCALABLE-NEXT: [[FR:%.*]] = freeze i1 [[TMP13]] ; SCALABLE-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 1, i32 2 ; SCALABLE-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; entry: br label %for.body for.body: ; preds = %entry, %for.body %0 = phi i64 [ 0, %entry ], [ %6, %for.body ] %1 = phi i32 [ 2, %entry ], [ %5, %for.body ] %2 = getelementptr inbounds float, ptr %v, i64 %0 %3 = load float, ptr %2, align 4 %4 = fcmp fast ueq float %3, 3.0 %5 = select i1 %4, i32 %1, i32 1 %6 = add nuw nsw i64 %0, 1 %7 = icmp eq i64 %6, %n br i1 %7, label %exit, label %for.body exit: ; preds = %for.body ret i32 %5 } define float @select_const_f32_from_icmp(ptr nocapture readonly %v, i64 %n) #0 { ; CHECK-LABEL: @select_const_f32_from_icmp ; CHECK-NOT: vector.body ; ; SCALABLE-LABEL: @select_const_f32_from_icmp ; SCALABLE-NOT: vector.body ; entry: br label %for.body for.body: ; preds = %entry, %for.body %0 = phi i64 [ 0, %entry ], [ %6, %for.body ] %1 = phi fast float [ 3.0, %entry ], [ %5, %for.body ] %2 = getelementptr inbounds i32, ptr %v, i64 %0 %3 = load i32, ptr %2, align 4 %4 = icmp eq i32 %3, 3 %5 = select fast i1 %4, float %1, float 7.0 %6 = add nuw nsw i64 %0, 1 %7 = icmp eq i64 %6, %n br i1 %7, label %exit, label %for.body exit: ; preds = %for.body ret float %5 } define i32 @pred_select_const_i32_from_icmp(ptr noalias nocapture readonly %src1, ptr noalias nocapture readonly %src2, i64 %n) #0 { ; CHECK-LABEL: @pred_select_const_i32_from_icmp ; CHECK: vector.ph: ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, 4 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i1> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PREDPHI:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, ptr [[SRC1:%.*]], i64 [[TMP0]] ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[TMP1]], i32 0 ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP2]], align 4 ; CHECK-NEXT: [[TMP4:%.*]] = icmp sgt <4 x i32> [[WIDE_LOAD]], splat (i32 35) ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr i32, ptr [[SRC2:%.*]], i64 [[TMP0]] ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i32, ptr [[TMP5]], i32 0 ; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr [[TMP6]], i32 4, <4 x i1> [[TMP4]], <4 x i32> poison) ; CHECK-NEXT: [[TMP8:%.*]] = icmp eq <4 x i32> [[WIDE_MASKED_LOAD]], splat (i32 2) ; CHECK-NEXT: [[TMP9:%.*]] = or <4 x i1> [[VEC_PHI]], [[TMP8]] ; CHECK-NEXT: [[PREDPHI]] = select <4 x i1> [[TMP4]], <4 x i1> [[TMP9]], <4 x i1> [[VEC_PHI]] ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 ; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] ; CHECK: middle.block: ; CHECK-NEXT: [[TMP12:%.*]] = call i1 @llvm.vector.reduce.or.v4i1(<4 x i1> [[PREDPHI]]) ; CHECK-NEXT: [[FR:%.*]] = freeze i1 [[TMP12]] ; CHECK-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 1, i32 0 ; CHECK-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; ; SCALABLE-LABEL: @pred_select_const_i32_from_icmp ; SCALABLE: vector.ph: ; SCALABLE-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 ; SCALABLE-NEXT: [[N_MOD_VF:%.*]] = urem i64 %n, [[TMP3]] ; SCALABLE-NEXT: [[N_VEC:%.*]] = sub i64 %n, [[N_MOD_VF]] ; SCALABLE-NEXT: [[TMP15:%.*]] = call i64 @llvm.vscale.i64() ; SCALABLE-NEXT: [[TMP16:%.*]] = mul i64 [[TMP15]], 4 ; SCALABLE-NEXT: br label [[VECTOR_BODY:%.*]] ; SCALABLE: vector.body: ; SCALABLE-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[PREDPHI:%.*]], [[VECTOR_BODY]] ] ; SCALABLE-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 0 ; SCALABLE-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[SRC1:%.*]], i64 [[TMP4]] ; SCALABLE-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[TMP5]], i32 0 ; SCALABLE-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP6]], align 4 ; SCALABLE-NEXT: [[TMP8:%.*]] = icmp sgt [[WIDE_LOAD]], splat (i32 35) ; SCALABLE-NEXT: [[TMP9:%.*]] = getelementptr i32, ptr [[SRC2:%.*]], i64 [[TMP4]] ; SCALABLE-NEXT: [[TMP10:%.*]] = getelementptr i32, ptr [[TMP9]], i32 0 ; SCALABLE-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call @llvm.masked.load.nxv4i32.p0(ptr [[TMP10]], i32 4, [[TMP8]], poison) ; SCALABLE-NEXT: [[TMP12:%.*]] = icmp eq [[WIDE_MASKED_LOAD]], splat (i32 2) ; SCALABLE-NEXT: [[TMP13:%.*]] = or [[VEC_PHI]], [[TMP12]] ; SCALABLE-NEXT: [[PREDPHI]] = select [[TMP8]], [[TMP13]], [[VEC_PHI]] ; SCALABLE-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP16]] ; SCALABLE-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; SCALABLE-NEXT: br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] ; SCALABLE: middle.block: ; SCALABLE-NEXT: [[TMP18:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[PREDPHI]]) ; SCALABLE-NEXT: [[FR:%.*]] = freeze i1 [[TMP18]] ; SCALABLE-NEXT: [[RDX_SELECT:%.*]] = select i1 [[FR]], i32 1, i32 0 ; SCALABLE-NEXT: %cmp.n = icmp eq i64 %n, %n.vec ; entry: br label %for.body for.body: ; preds = %entry, %for.inc %i.013 = phi i64 [ %inc, %for.inc ], [ 0, %entry ] %r.012 = phi i32 [ %r.1, %for.inc ], [ 0, %entry ] %arrayidx = getelementptr inbounds i32, ptr %src1, i64 %i.013 %0 = load i32, ptr %arrayidx, align 4 %cmp1 = icmp sgt i32 %0, 35 br i1 %cmp1, label %if.then, label %for.inc if.then: ; preds = %for.body %arrayidx2 = getelementptr inbounds i32, ptr %src2, i64 %i.013 %1 = load i32, ptr %arrayidx2, align 4 %cmp3 = icmp eq i32 %1, 2 %spec.select = select i1 %cmp3, i32 1, i32 %r.012 br label %for.inc for.inc: ; preds = %if.then, %for.body %r.1 = phi i32 [ %r.012, %for.body ], [ %spec.select, %if.then ] %inc = add nuw nsw i64 %i.013, 1 %exitcond.not = icmp eq i64 %inc, %n br i1 %exitcond.not, label %for.end.loopexit, label %for.body for.end.loopexit: ; preds = %for.inc %r.1.lcssa = phi i32 [ %r.1, %for.inc ] ret i32 %r.1.lcssa } attributes #0 = { "target-features"="+f,+v" }