; RUN: opt < %s -passes='print<loop-cache-cost>' -disable-output 2>&1 | FileCheck %s target datalayout = "e-m:e-i64:64-n32:64" target triple = "powerpc64le-unknown-linux-gnu" ; void matvecmul(const double *__restrict y, const double * __restrict x, const double * __restrict b, ; const int * __restrict nb, const int * __restrict nx, const int * __restrict ny, const int * __restrict nz) { ; ; for (int k=1;k<nz,++k) ; for (int j=1;j<ny,++j) ; for (int i=1;i<nx,++i) ; for (int l=1;l<nb,++l) ; for (int m=1;m<nb,++m) ; y[k+1][j][i][l] = y[k+1][j][i][l] + b[k][j][i][m][l]*x[k][j][i][m] ; } ; CHECK: Loop 'k_loop' has cost = 10200000000000000 ; CHECK-NEXT: Loop 'j_loop' has cost = 102000000000000 ; CHECK-NEXT: Loop 'i_loop' has cost = 1020000000000 ; CHECK-NEXT: Loop 'm_loop' has cost = 10700000000 ; CHECK-NEXT: Loop 'l_loop' has cost = 1300000000 %_elem_type_of_double = type <{ double }> ; Function Attrs: norecurse nounwind define void @mat_vec_mpy([0 x %_elem_type_of_double]* noalias %y, [0 x %_elem_type_of_double]* noalias readonly %x, [0 x %_elem_type_of_double]* noalias readonly %b, i32* noalias readonly %nb, i32* noalias readonly %nx, i32* noalias readonly %ny, i32* noalias readonly %nz) { mat_times_vec_entry: %_ind_val = load i32, i32* %nb, align 4 %_conv = sext i32 %_ind_val to i64 %_grt_tmp.i = icmp sgt i64 %_conv, 0 %a_b.i = select i1 %_grt_tmp.i, i64 %_conv, i64 0 %_ind_val1 = load i32, i32* %nx, align 4 %_conv2 = sext i32 %_ind_val1 to i64 %_grt_tmp.i266 = icmp sgt i64 %_conv2, 0 %a_b.i267 = select i1 %_grt_tmp.i266, i64 %_conv2, i64 0 %_ind_val3 = load i32, i32* %ny, align 4 %_conv4 = sext i32 %_ind_val3 to i64 %_grt_tmp.i264 = icmp sgt i64 %_conv4, 0 %a_b.i265 = select i1 %_grt_tmp.i264, i64 %_conv4, i64 0 %_ind_val5 = load i32, i32* %nz, align 4 %_mult_tmp = shl nsw i64 %a_b.i, 3 %_mult_tmp7 = mul i64 %_mult_tmp, %a_b.i267 %_mult_tmp8 = mul i64 %_mult_tmp7, %a_b.i265 %_sub_tmp = sub nuw nsw i64 -8, %_mult_tmp %_sub_tmp21 = sub i64 %_sub_tmp, %_mult_tmp7 %_sub_tmp23 = sub i64 %_sub_tmp21, %_mult_tmp8 %_mult_tmp73 = mul i64 %_mult_tmp, %a_b.i %_mult_tmp74 = mul i64 %_mult_tmp73, %a_b.i267 %_mult_tmp75 = mul i64 %_mult_tmp74, %a_b.i265 %_sub_tmp93 = sub i64 %_sub_tmp, %_mult_tmp73 %_sub_tmp95 = sub i64 %_sub_tmp93, %_mult_tmp74 %_sub_tmp97 = sub i64 %_sub_tmp95, %_mult_tmp75 %_grt_tmp853288 = icmp slt i32 %_ind_val5, 1 br i1 %_grt_tmp853288, label %_return_bb, label %k_loop.lr.ph k_loop.lr.ph: ; preds = %mat_times_vec_entry %_grt_tmp851279 = icmp slt i32 %_ind_val3, 1 %_grt_tmp847270 = icmp slt i32 %_ind_val, 1 %_aa_conv = bitcast [0 x %_elem_type_of_double]* %y to i8* %_adda_ = getelementptr inbounds i8, i8* %_aa_conv, i64 %_sub_tmp23 %_aa_conv434 = bitcast [0 x %_elem_type_of_double]* %x to i8* %_adda_435 = getelementptr inbounds i8, i8* %_aa_conv434, i64 %_sub_tmp23 %_aa_conv785 = bitcast [0 x %_elem_type_of_double]* %b to i8* %_adda_786 = getelementptr inbounds i8, i8* %_aa_conv785, i64 %_sub_tmp97 br i1 %_grt_tmp851279, label %k_loop.us.preheader, label %k_loop.lr.ph.split k_loop.us.preheader: ; preds = %k_loop.lr.ph br label %_return_bb.loopexit k_loop.lr.ph.split: ; preds = %k_loop.lr.ph %_grt_tmp849273 = icmp slt i32 %_ind_val1, 1 br i1 %_grt_tmp849273, label %k_loop.us291.preheader, label %k_loop.lr.ph.split.split k_loop.us291.preheader: ; preds = %k_loop.lr.ph.split br label %_return_bb.loopexit300 k_loop.lr.ph.split.split: ; preds = %k_loop.lr.ph.split br i1 %_grt_tmp847270, label %k_loop.us294.preheader, label %k_loop.preheader k_loop.preheader: ; preds = %k_loop.lr.ph.split.split %0 = add i32 %_ind_val, 1 %1 = add i32 %_ind_val1, 1 %2 = add i32 %_ind_val3, 1 %3 = add i32 %_ind_val5, 1 br label %k_loop k_loop.us294.preheader: ; preds = %k_loop.lr.ph.split.split br label %_return_bb.loopexit301 k_loop: ; preds = %k_loop._label_18_crit_edge.split.split.split, %k_loop.preheader %indvars.iv316 = phi i64 [ 1, %k_loop.preheader ], [ %indvars.iv.next317, %k_loop._label_18_crit_edge.split.split.split ] %indvars.iv.next317 = add nuw nsw i64 %indvars.iv316, 1 %_ix_x_len = mul i64 %_mult_tmp8, %indvars.iv.next317 %_ix_x_len410 = mul i64 %_mult_tmp75, %indvars.iv316 %_ix_x_len822 = mul i64 %_mult_tmp8, %indvars.iv316 br label %j_loop j_loop: ; preds = %j_loop._label_15_crit_edge.split.split, %k_loop %indvars.iv312 = phi i64 [ %indvars.iv.next313, %j_loop._label_15_crit_edge.split.split ], [ 1, %k_loop ] %_ix_x_len371 = mul i64 %_mult_tmp7, %indvars.iv312 %_ix_x_len415 = mul i64 %_mult_tmp74, %indvars.iv312 br label %i_loop i_loop: ; preds = %i_loop._label_12_crit_edge.split, %j_loop %indvars.iv307 = phi i64 [ %indvars.iv.next308, %i_loop._label_12_crit_edge.split ], [ 1, %j_loop ] %_ix_x_len375 = mul i64 %_mult_tmp, %indvars.iv307 %_ix_x_len420 = mul i64 %_mult_tmp73, %indvars.iv307 br label %l_loop l_loop: ; preds = %l_loop._label_9_crit_edge, %i_loop %indvars.iv303 = phi i64 [ %indvars.iv.next304, %l_loop._label_9_crit_edge ], [ 1, %i_loop ] %_ix_x_len378 = shl nuw nsw i64 %indvars.iv303, 3 br label %m_loop m_loop: ; preds = %m_loop, %l_loop %indvars.iv = phi i64 [ %indvars.iv.next, %m_loop ], [ 1, %l_loop ] %_ix_x_len424 = mul i64 %_mult_tmp, %indvars.iv %_ix_x_len454 = shl nuw nsw i64 %indvars.iv, 3 %_ixa_gep = getelementptr inbounds i8, i8* %_adda_, i64 %_ix_x_len %_ixa_gep791 = getelementptr inbounds i8, i8* %_adda_786, i64 %_ix_x_len410 %_ixa_gep823 = getelementptr inbounds i8, i8* %_adda_435, i64 %_ix_x_len822 %_ixa_gep372 = getelementptr inbounds i8, i8* %_ixa_gep, i64 %_ix_x_len371 %_ixa_gep376 = getelementptr inbounds i8, i8* %_ixa_gep372, i64 %_ix_x_len375 %_ixa_gep796 = getelementptr inbounds i8, i8* %_ixa_gep791, i64 %_ix_x_len415 %_ixa_gep828 = getelementptr inbounds i8, i8* %_ixa_gep823, i64 %_ix_x_len371 %_ixa_gep379 = getelementptr inbounds i8, i8* %_ixa_gep376, i64 %_ix_x_len378 %_ixa_gep801 = getelementptr inbounds i8, i8* %_ixa_gep796, i64 %_ix_x_len420 %_ixa_gep833 = getelementptr inbounds i8, i8* %_ixa_gep828, i64 %_ix_x_len375 %_ixa_gep806 = getelementptr inbounds i8, i8* %_ixa_gep801, i64 %_ix_x_len378 %_ixa_gep810 = getelementptr inbounds i8, i8* %_ixa_gep806, i64 %_ix_x_len424 %_gepp = bitcast i8* %_ixa_gep379 to double* %_gepp813 = bitcast i8* %_ixa_gep810 to double* %_ind_val814 = load double, double* %_gepp813, align 8 %_ixa_gep837 = getelementptr inbounds i8, i8* %_ixa_gep833, i64 %_ix_x_len454 %_gepp840 = bitcast i8* %_ixa_gep837 to double* %_ind_val841 = load double, double* %_gepp840, align 8 %_mult_tmp842 = fmul double %_ind_val814, %_ind_val841 store double %_mult_tmp842, double* %_gepp, align 8 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 %wide.trip.count = zext i32 %0 to i64 %wide.trip.count305 = zext i32 %0 to i64 %wide.trip.count309 = zext i32 %1 to i64 %wide.trip.count314 = zext i32 %2 to i64 %wide.trip.count319 = zext i32 %3 to i64 %exitcond = icmp ne i64 %indvars.iv.next, %wide.trip.count br i1 %exitcond, label %m_loop, label %l_loop._label_9_crit_edge l_loop._label_9_crit_edge: ; preds = %m_loop %indvars.iv.next304 = add nuw nsw i64 %indvars.iv303, 1 %exitcond306 = icmp ne i64 %indvars.iv.next304, %wide.trip.count305 br i1 %exitcond306, label %l_loop, label %i_loop._label_12_crit_edge.split i_loop._label_12_crit_edge.split: ; preds = %l_loop._label_9_crit_edge %indvars.iv.next308 = add nuw nsw i64 %indvars.iv307, 1 %exitcond310 = icmp ne i64 %indvars.iv.next308, %wide.trip.count309 br i1 %exitcond310, label %i_loop, label %j_loop._label_15_crit_edge.split.split j_loop._label_15_crit_edge.split.split: ; preds = %i_loop._label_12_crit_edge.split %indvars.iv.next313 = add nuw nsw i64 %indvars.iv312, 1 %exitcond315 = icmp ne i64 %indvars.iv.next313, %wide.trip.count314 br i1 %exitcond315, label %j_loop, label %k_loop._label_18_crit_edge.split.split.split k_loop._label_18_crit_edge.split.split.split: ; preds = %j_loop._label_15_crit_edge.split.split %exitcond320 = icmp ne i64 %indvars.iv.next317, %wide.trip.count319 br i1 %exitcond320, label %k_loop, label %_return_bb.loopexit302 _return_bb.loopexit: ; preds = %k_loop.us.preheader br label %_return_bb _return_bb.loopexit300: ; preds = %k_loop.us291.preheader br label %_return_bb _return_bb.loopexit301: ; preds = %k_loop.us294.preheader br label %_return_bb _return_bb.loopexit302: ; preds = %k_loop._label_18_crit_edge.split.split.split br label %_return_bb _return_bb: ; preds = %_return_bb.loopexit302, %_return_bb.loopexit301, %_return_bb.loopexit300, %_return_bb.loopexit, %mat_times_vec_entry ret void }