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      1 target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
      2 target triple = "powerpc64-bgq-linux"
      3 ; RUN: llc < %s -enable-misched -march=ppc64 -mcpu=a2 | FileCheck %s
      4 ; RUN: llc < %s -enable-misched -enable-aa-sched-mi -march=ppc64 -mcpu=a2 | FileCheck %s
      5 
      6 @aa = external global [256 x [256 x double]], align 32
      7 @bb = external global [256 x [256 x double]], align 32
      8 @cc = external global [256 x [256 x double]], align 32
      9 @.str1 = external hidden unnamed_addr constant [6 x i8], align 1
     10 @X = external global [16000 x double], align 32
     11 @Y = external global [16000 x double], align 32
     12 @Z = external global [16000 x double], align 32
     13 @U = external global [16000 x double], align 32
     14 @V = external global [16000 x double], align 32
     15 @.str137 = external hidden unnamed_addr constant [14 x i8], align 1
     16 
     17 declare void @check(i32 signext) nounwind
     18 
     19 declare signext i32 @printf(i8* nocapture, ...) nounwind
     20 
     21 declare signext i32 @init(i8*) nounwind
     22 
     23 define signext i32 @s000() nounwind {
     24 entry:
     25   %call = tail call signext i32 @init(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str1, i64 0, i64 0))
     26   %call1 = tail call i64 @clock() nounwind
     27   br label %for.cond2.preheader
     28 
     29 ; CHECK: @s000
     30 
     31 for.cond2.preheader:                              ; preds = %for.end, %entry
     32   %nl.018 = phi i32 [ 0, %entry ], [ %inc9, %for.end ]
     33   br label %for.body4
     34 
     35 for.body4:                                        ; preds = %for.body4, %for.cond2.preheader
     36   %indvars.iv = phi i64 [ 0, %for.cond2.preheader ], [ %indvars.iv.next.15, %for.body4 ]
     37   %arrayidx = getelementptr inbounds [16000 x double], [16000 x double]* @Y, i64 0, i64 %indvars.iv
     38   %arrayidx6 = getelementptr inbounds [16000 x double], [16000 x double]* @X, i64 0, i64 %indvars.iv
     39   %0 = bitcast double* %arrayidx to <1 x double>*
     40   %1 = load <1 x double>, <1 x double>* %0, align 32
     41   %add = fadd <1 x double> %1, <double 1.000000e+00>
     42   %2 = bitcast double* %arrayidx6 to <1 x double>*
     43   store <1 x double> %add, <1 x double>* %2, align 32
     44   %indvars.iv.next.322 = or i64 %indvars.iv, 4
     45   %arrayidx.4 = getelementptr inbounds [16000 x double], [16000 x double]* @Y, i64 0, i64 %indvars.iv.next.322
     46   %arrayidx6.4 = getelementptr inbounds [16000 x double], [16000 x double]* @X, i64 0, i64 %indvars.iv.next.322
     47   %3 = bitcast double* %arrayidx.4 to <1 x double>*
     48   %4 = load <1 x double>, <1 x double>* %3, align 32
     49   %add.4 = fadd <1 x double> %4, <double 1.000000e+00>
     50   %5 = bitcast double* %arrayidx6.4 to <1 x double>*
     51   store <1 x double> %add.4, <1 x double>* %5, align 32
     52   %indvars.iv.next.726 = or i64 %indvars.iv, 8
     53   %arrayidx.8 = getelementptr inbounds [16000 x double], [16000 x double]* @Y, i64 0, i64 %indvars.iv.next.726
     54   %arrayidx6.8 = getelementptr inbounds [16000 x double], [16000 x double]* @X, i64 0, i64 %indvars.iv.next.726
     55   %6 = bitcast double* %arrayidx.8 to <1 x double>*
     56   %7 = load <1 x double>, <1 x double>* %6, align 32
     57   %add.8 = fadd <1 x double> %7, <double 1.000000e+00>
     58   %8 = bitcast double* %arrayidx6.8 to <1 x double>*
     59   store <1 x double> %add.8, <1 x double>* %8, align 32
     60   %indvars.iv.next.1130 = or i64 %indvars.iv, 12
     61   %arrayidx.12 = getelementptr inbounds [16000 x double], [16000 x double]* @Y, i64 0, i64 %indvars.iv.next.1130
     62   %arrayidx6.12 = getelementptr inbounds [16000 x double], [16000 x double]* @X, i64 0, i64 %indvars.iv.next.1130
     63   %9 = bitcast double* %arrayidx.12 to <1 x double>*
     64   %10 = load <1 x double>, <1 x double>* %9, align 32
     65   %add.12 = fadd <1 x double> %10, <double 1.000000e+00>
     66   %11 = bitcast double* %arrayidx6.12 to <1 x double>*
     67   store <1 x double> %add.12, <1 x double>* %11, align 32
     68   %indvars.iv.next.15 = add i64 %indvars.iv, 16
     69   %lftr.wideiv.15 = trunc i64 %indvars.iv.next.15 to i32
     70   %exitcond.15 = icmp eq i32 %lftr.wideiv.15, 16000
     71   br i1 %exitcond.15, label %for.end, label %for.body4
     72 
     73 ; All of the loads should come before all of the stores.
     74 ; CHECK: mtctr
     75 ; CHECK: stfd
     76 ; CHECK-NOT: lfd
     77 ; CHECK: bdnz
     78 
     79 for.end:                                          ; preds = %for.body4
     80   %call7 = tail call signext i32 @dummy(double* getelementptr inbounds ([16000 x double], [16000 x double]* @X, i64 0, i64 0), double* getelementptr inbounds ([16000 x double], [16000 x double]* @Y, i64 0, i64 0), double* getelementptr inbounds ([16000 x double], [16000 x double]* @Z, i64 0, i64 0), double* getelementptr inbounds ([16000 x double], [16000 x double]* @U, i64 0, i64 0), double* getelementptr inbounds ([16000 x double], [16000 x double]* @V, i64 0, i64 0), [256 x double]* getelementptr inbounds ([256 x [256 x double]], [256 x [256 x double]]* @aa, i64 0, i64 0), [256 x double]* getelementptr inbounds ([256 x [256 x double]], [256 x [256 x double]]* @bb, i64 0, i64 0), [256 x double]* getelementptr inbounds ([256 x [256 x double]], [256 x [256 x double]]* @cc, i64 0, i64 0), double 0.000000e+00) nounwind
     81   %inc9 = add nsw i32 %nl.018, 1
     82   %exitcond = icmp eq i32 %inc9, 400000
     83   br i1 %exitcond, label %for.end10, label %for.cond2.preheader
     84 
     85 for.end10:                                        ; preds = %for.end
     86   %call11 = tail call i64 @clock() nounwind
     87   %sub = sub nsw i64 %call11, %call1
     88   %conv = sitofp i64 %sub to double
     89   %div = fdiv double %conv, 1.000000e+06
     90   %call12 = tail call signext i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str137, i64 0, i64 0), double %div) nounwind
     91   tail call void @check(i32 signext 1)
     92   ret i32 0
     93 }
     94 
     95 declare i64 @clock() nounwind
     96 
     97 declare signext i32 @dummy(double*, double*, double*, double*, double*, [256 x double]*, [256 x double]*, [256 x double]*, double)
     98