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" target triple = "powerpc64-bgq-linux" ; RUN: llc < %s -enable-misched -march=ppc64 -mcpu=a2 | FileCheck %s ; RUN: llc < %s -enable-misched -enable-aa-sched-mi -march=ppc64 -mcpu=a2 | FileCheck %s @aa = external global [256 x [256 x double]], align 32 @bb = external global [256 x [256 x double]], align 32 @cc = external global [256 x [256 x double]], align 32 @.str1 = external hidden unnamed_addr constant [6 x i8], align 1 @X = external global [16000 x double], align 32 @Y = external global [16000 x double], align 32 @Z = external global [16000 x double], align 32 @U = external global [16000 x double], align 32 @V = external global [16000 x double], align 32 @.str137 = external hidden unnamed_addr constant [14 x i8], align 1 declare void @check(i32 signext) nounwind declare signext i32 @printf(i8* nocapture, ...) nounwind declare signext i32 @init(i8*) nounwind define signext i32 @s000() nounwind { entry: %call = tail call signext i32 @init(i8* getelementptr inbounds ([6 x i8]* @.str1, i64 0, i64 0)) %call1 = tail call i64 @clock() nounwind br label %for.cond2.preheader ; CHECK: @s000 for.cond2.preheader: ; preds = %for.end, %entry %nl.018 = phi i32 [ 0, %entry ], [ %inc9, %for.end ] br label %for.body4 for.body4: ; preds = %for.body4, %for.cond2.preheader %indvars.iv = phi i64 [ 0, %for.cond2.preheader ], [ %indvars.iv.next.15, %for.body4 ] %arrayidx = getelementptr inbounds [16000 x double]* @Y, i64 0, i64 %indvars.iv %arrayidx6 = getelementptr inbounds [16000 x double]* @X, i64 0, i64 %indvars.iv %0 = bitcast double* %arrayidx to <1 x double>* %1 = load <1 x double>* %0, align 32, !tbaa !0 %add = fadd <1 x double> %1, %2 = bitcast double* %arrayidx6 to <1 x double>* store <1 x double> %add, <1 x double>* %2, align 32, !tbaa !0 %indvars.iv.next.322 = or i64 %indvars.iv, 4 %arrayidx.4 = getelementptr inbounds [16000 x double]* @Y, i64 0, i64 %indvars.iv.next.322 %arrayidx6.4 = getelementptr inbounds [16000 x double]* @X, i64 0, i64 %indvars.iv.next.322 %3 = bitcast double* %arrayidx.4 to <1 x double>* %4 = load <1 x double>* %3, align 32, !tbaa !0 %add.4 = fadd <1 x double> %4, %5 = bitcast double* %arrayidx6.4 to <1 x double>* store <1 x double> %add.4, <1 x double>* %5, align 32, !tbaa !0 %indvars.iv.next.726 = or i64 %indvars.iv, 8 %arrayidx.8 = getelementptr inbounds [16000 x double]* @Y, i64 0, i64 %indvars.iv.next.726 %arrayidx6.8 = getelementptr inbounds [16000 x double]* @X, i64 0, i64 %indvars.iv.next.726 %6 = bitcast double* %arrayidx.8 to <1 x double>* %7 = load <1 x double>* %6, align 32, !tbaa !0 %add.8 = fadd <1 x double> %7, %8 = bitcast double* %arrayidx6.8 to <1 x double>* store <1 x double> %add.8, <1 x double>* %8, align 32, !tbaa !0 %indvars.iv.next.1130 = or i64 %indvars.iv, 12 %arrayidx.12 = getelementptr inbounds [16000 x double]* @Y, i64 0, i64 %indvars.iv.next.1130 %arrayidx6.12 = getelementptr inbounds [16000 x double]* @X, i64 0, i64 %indvars.iv.next.1130 %9 = bitcast double* %arrayidx.12 to <1 x double>* %10 = load <1 x double>* %9, align 32, !tbaa !0 %add.12 = fadd <1 x double> %10, %11 = bitcast double* %arrayidx6.12 to <1 x double>* store <1 x double> %add.12, <1 x double>* %11, align 32, !tbaa !0 %indvars.iv.next.15 = add i64 %indvars.iv, 16 %lftr.wideiv.15 = trunc i64 %indvars.iv.next.15 to i32 %exitcond.15 = icmp eq i32 %lftr.wideiv.15, 16000 br i1 %exitcond.15, label %for.end, label %for.body4 ; All of the loads should come before all of the stores. ; CHECK: mtctr ; CHECK: stfd ; CHECK-NOT: lfd ; CHECK: bdnz for.end: ; preds = %for.body4 %call7 = tail call signext i32 @dummy(double* getelementptr inbounds ([16000 x double]* @X, i64 0, i64 0), double* getelementptr inbounds ([16000 x double]* @Y, i64 0, i64 0), double* getelementptr inbounds ([16000 x double]* @Z, i64 0, i64 0), double* getelementptr inbounds ([16000 x double]* @U, i64 0, i64 0), double* getelementptr inbounds ([16000 x double]* @V, i64 0, i64 0), [256 x double]* getelementptr inbounds ([256 x [256 x double]]* @aa, i64 0, i64 0), [256 x double]* getelementptr inbounds ([256 x [256 x double]]* @bb, i64 0, i64 0), [256 x double]* getelementptr inbounds ([256 x [256 x double]]* @cc, i64 0, i64 0), double 0.000000e+00) nounwind %inc9 = add nsw i32 %nl.018, 1 %exitcond = icmp eq i32 %inc9, 400000 br i1 %exitcond, label %for.end10, label %for.cond2.preheader for.end10: ; preds = %for.end %call11 = tail call i64 @clock() nounwind %sub = sub nsw i64 %call11, %call1 %conv = sitofp i64 %sub to double %div = fdiv double %conv, 1.000000e+06 %call12 = tail call signext i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([14 x i8]* @.str137, i64 0, i64 0), double %div) nounwind tail call void @check(i32 signext 1) ret i32 0 } declare i64 @clock() nounwind declare signext i32 @dummy(double*, double*, double*, double*, double*, [256 x double]*, [256 x double]*, [256 x double]*, double) !0 = metadata !{metadata !"double", metadata !1} !1 = metadata !{metadata !"omnipotent char", metadata !2} !2 = metadata !{metadata !"Simple C/C++ TBAA"}