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1; RUN: llc < %s -mtriple=mips -mcpu=mips32r2 -O2 \2; RUN: -disable-mips-df-forward-search=false \3; RUN: -disable-mips-df-succbb-search=false \4; RUN: -relocation-model=static | FileCheck %s5 6; This test was generated with bugpoint from7; MultiSource/Applications/JM/lencod/me_fullsearch.c8 9%struct.SubImageContainer = type { ptr, [2 x ptr] }10%struct.storable_picture = type { i32, i32, i32, i32, i32, i32,11 [6 x [33 x i64]], [6 x [33 x i64]], [6 x [33 x i64]], [6 x [33 x i64]],12 i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32,13 i32, i32, i32, i32, i32, ptr, ptr, ptr, ptr, ptr,14 ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr,15 ptr, ptr,16 i32, i32, i32, i32, i32, i32, i32 }17 18@img_height = external global i16, align 219@width_pad = external global i32, align 420@height_pad = external global i32, align 421@mvbits = external global ptr, align 422@ref_pic1_sub = external global %struct.SubImageContainer, align 423@ref_pic2_sub = external global %struct.SubImageContainer, align 424@wbp_weight = external global ptr, align 425@weight1 = external global i16, align 226@weight2 = external global i16, align 227@offsetBi = external global i16, align 228@computeBiPred2 = external global [3 x ptr], align 429@computeBiPred = external global ptr, align 430@bipred2_access_method = external global i32, align 431@start_me_refinement_hp = external global i32, align 432 33declare i32 @foobar(ptr, i32 signext , i32 signext , i32 signext ,34 i32 signext , i32 signext , i32 signext , i32 signext ) #135 36define void @SubPelBlockSearchBiPred(ptr %orig_pic, i16 signext %ref,37 i32 signext %pic_pix_x, i32 signext %pic_pix_y, i16 signext %pred_mv_y,38 ptr nocapture %mv_x, ptr nocapture %mv_y, ptr nocapture readonly %s_mv_x,39 i32 signext %search_pos2, i32 signext %min_mcost) #0 {40; CHECK-LABEL: SubPelBlockSearchBiPred:41entry:42 %add40 = shl i32 %pic_pix_x, 243 %shl = add i32 %add40, 8044 %add41 = shl i32 %pic_pix_y, 245 %0 = load i32, ptr @start_me_refinement_hp, align 4, !tbaa !146 %cond47 = select i1 undef, i32 1, i32 %search_pos247 %1 = load i16, ptr %s_mv_x, align 2, !tbaa !548 %conv48 = sext i16 %1 to i3249 %add49 = add nsw i32 %conv48, %shl50 %idxprom52 = sext i16 %ref to i3251 %2 = load i32, ptr null, align 4, !tbaa !152 store i32 undef, ptr @ref_pic1_sub, align 4, !tbaa !753 %3 = load i32, ptr undef, align 4, !tbaa !1054 store i32 %3, ptr @ref_pic2_sub, align 4, !tbaa !755 store i16 0, ptr @img_height, align 2, !tbaa !556 %size_x_pad = getelementptr inbounds %struct.storable_picture, ptr null, i32 0, i32 2257 %4 = load i32, ptr %size_x_pad, align 4, !tbaa !1258 store i32 %4, ptr @width_pad, align 4, !tbaa !159 %5 = load i32, ptr undef, align 4, !tbaa !1360 store i32 %5, ptr @height_pad, align 4, !tbaa !161 %6 = load ptr, ptr @wbp_weight, align 4, !tbaa !1462 %arrayidx75 = getelementptr inbounds ptr, ptr %6, i32 undef63 %7 = load ptr, ptr %arrayidx75, align 4, !tbaa !1464 %arrayidx76 = getelementptr inbounds ptr, ptr %7, i32 %idxprom5265 %8 = load ptr, ptr %arrayidx76, align 4, !tbaa !1466 %cond87.in671 = load ptr, ptr %8, align 467 %cond87672 = load i32, ptr %cond87.in671, align 468 %conv88673 = trunc i32 %cond87672 to i1669 store i16 %conv88673, ptr @weight1, align 2, !tbaa !570 %cond105 = load i32, ptr undef, align 471 %conv106 = trunc i32 %cond105 to i1672 store i16 %conv106, ptr @weight2, align 2, !tbaa !573 store i16 0, ptr @offsetBi, align 2, !tbaa !574 %storemerge655 = load i32, ptr getelementptr inbounds ([3 x ptr], ptr @computeBiPred2, i32 0, i32 1), align 475 store i32 %storemerge655, ptr @computeBiPred, align 4, !tbaa !1476 %9 = load i16, ptr %mv_x, align 2, !tbaa !577 %cmp270 = icmp sgt i32 undef, 178 %or.cond = and i1 %cmp270, false79 br i1 %or.cond, label %land.lhs.true277, label %if.else28980 81land.lhs.true277: ; preds = %entry82 %10 = load i16, ptr %mv_y, align 2, !tbaa !583 %conv278 = sext i16 %10 to i3284 %add279 = add nsw i32 %conv278, 085 %cmp280 = icmp sgt i32 %add279, 186 %or.cond660 = and i1 %cmp280, undef87 br i1 %or.cond660, label %if.end290, label %if.else28988 89if.else289: ; preds = %land.lhs.true277, %entry90 br label %if.end29091 92if.end290: ; preds = %if.else289, %land.lhs.true27793 %storemerge = phi i32 [ 1, %if.else289 ], [ 0, %land.lhs.true277 ]94 store i32 %storemerge, ptr @bipred2_access_method, align 4, !tbaa !195 %cmp315698 = icmp slt i32 %0, %cond4796 br i1 %cmp315698, label %for.body.lr.ph, label %if.end35897 98for.body.lr.ph: ; preds = %if.end29099 %conv328 = sext i16 %pred_mv_y to i32100 br label %for.body101 102for.body: ; preds = %for.inc, %for.body.lr.ph103 %11 = phi i16 [ %9, %for.body.lr.ph ], [ %.pre, %for.inc ]104 %min_mcost.addr.0701 = phi i32 [ %min_mcost, %for.body.lr.ph ], [ undef, %for.inc ]105 %pos.0700 = phi i32 [ %0, %for.body.lr.ph ], [ undef, %for.inc ]106 %best_pos.0699 = phi i32 [ 0, %for.body.lr.ph ], [ %best_pos.1, %for.inc ]107 %conv317 = sext i16 %11 to i32108 %add320 = add nsw i32 0, %conv317109 %12 = load i16, ptr %mv_y, align 2, !tbaa !5110 %conv321 = sext i16 %12 to i32111 %add324 = add nsw i32 0, %conv321112 %13 = load ptr, ptr @mvbits, align 4, !tbaa !14113 %14 = load i32, ptr undef, align 4, !tbaa !1114 %sub329 = sub nsw i32 %add324, %conv328115 %arrayidx330 = getelementptr inbounds i32, ptr %13, i32 %sub329116 %15 = load i32, ptr %arrayidx330, align 4, !tbaa !1117 %add331 = add nsw i32 %15, %14118 %mul = mul nsw i32 %add331, %2119 %shr332 = ashr i32 %mul, 16120 %cmp333 = icmp sgt i32 %min_mcost.addr.0701, %shr332121 br i1 %cmp333, label %if.end336, label %for.inc122 123if.end336: ; preds = %for.body124 ; CHECK: jalr $25125 ; CHECK-NOT: move $ra, {{.*}}126 ; CHECK: j $BB{{.*}}127 %add337 = add nsw i32 %add320, %shl128 %add338 = add nsw i32 %add324, 0129 %call340 = tail call i32 undef(ptr %orig_pic, i32 signext undef, i32 signext130 undef, i32 signext 0, i32 signext %add49,131 i32 signext undef, i32 signext %add337,132 i32 signext %add338) #1133 %cmp342 = icmp slt i32 0, %min_mcost.addr.0701134 %pos.0.best_pos.0 = select i1 %cmp342, i32 %pos.0700, i32 %best_pos.0699135 br label %for.inc136 137for.inc: ; preds = %if.end336, %for.body138 %best_pos.1 = phi i32 [ %best_pos.0699, %for.body ], [ %pos.0.best_pos.0, %if.end336 ]139 %.pre = load i16, ptr %mv_x, align 2, !tbaa !5140 br label %for.body141 142if.end358: ; preds = %if.end290143 %.min_mcost.addr.0 = select i1 false, i32 2147483647, i32 %min_mcost144 br i1 undef, label %for.body415.lr.ph, label %if.end461145 146for.body415.lr.ph: ; preds = %if.end358147 %16 = load i16, ptr %mv_y, align 2, !tbaa !5148 %conv420 = sext i16 %16 to i32149 %add423 = add nsw i32 0, %conv420150 %cmp433 = icmp sgt i32 %.min_mcost.addr.0, 0151 br i1 %cmp433, label %if.end436, label %if.end461152 153if.end436: ; preds = %for.body415.lr.ph154 %add438 = add nsw i32 %add423, 0155 %call440 = tail call i32 @foobar(ptr %orig_pic, i32 signext undef, i32 signext undef,156 i32 signext 0, i32 signext %add49, i32 signext undef,157 i32 signext undef, i32 signext %add438) #1158 br label %if.end461159 160if.end461: ; preds = %if.end436, %for.body415.lr.ph, %if.end358161 ret void162}163 164attributes #0 = { nounwind "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="mips32r2" "target-features"="+mips32r2,+nooddspreg,+fpxx" "use-soft-float"="false" }165attributes #1 = { nounwind }166 167!llvm.ident = !{!0}168 169!0 = !{!"clang version 3.7.0 (trunk 236218) (llvm/trunk 236237)"}170!1 = !{!2, !2, i64 0}171!2 = !{!"int", !3, i64 0}172!3 = !{!"omnipotent char", !4, i64 0}173!4 = !{!"Simple C/C++ TBAA"}174!5 = !{!6, !6, i64 0}175!6 = !{!"short", !3, i64 0}176!7 = !{!8, !9, i64 0}177!8 = !{!"", !9, i64 0, !3, i64 4}178!9 = !{!"any pointer", !3, i64 0}179!10 = !{!11, !9, i64 6440}180!11 = !{!"storable_picture", !3, i64 0, !2, i64 4, !2, i64 8, !2, i64 12, !2, i64 16, !2, i64 20, !3, i64 24, !3, i64 1608, !3, i64 3192, !3, i64 4776, !2, i64 6360, !2, i64 6364, !2, i64 6368, !2, i64 6372, !2, i64 6376, !2, i64 6380, !2, i64 6384, !2, i64 6388, !2, i64 6392, !2, i64 6396, !2, i64 6400, !2, i64 6404, !2, i64 6408, !2, i64 6412, !2, i64 6416, !2, i64 6420, !2, i64 6424, !2, i64 6428, !2, i64 6432, !9, i64 6436, !9, i64 6440, !9, i64 6444, !9, i64 6448, !9, i64 6452, !9, i64 6456, !9, i64 6460, !9, i64 6464, !9, i64 6468, !9, i64 6472, !9, i64 6476, !9, i64 6480, !9, i64 6484, !9, i64 6488, !9, i64 6492, !2, i64 6496, !2, i64 6500, !2, i64 6504, !2, i64 6508, !2, i64 6512, !2, i64 6516, !2, i64 6520}181!12 = !{!11, !2, i64 6408}182!13 = !{!11, !2, i64 6412}183!14 = !{!9, !9, i64 0}184