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1; RUN: llc -verify-regalloc < %s | FileCheck %s2; Check all spills are rematerialized.3; CHECK-NOT: Spill4 5target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"6target triple = "x86_64-unknown-linux-gnu"7 8@b = common global double 0.000000e+00, align 89@a = common global i32 0, align 410 11; Function Attrs: nounwind uwtable12define i32 @uniform_testdata(i32 %p1) {13entry:14 %cmp3 = icmp sgt i32 %p1, 015 br i1 %cmp3, label %for.body.preheader, label %for.end16 17for.body.preheader: ; preds = %entry18 %tmp = add i32 %p1, -119 %xtraiter = and i32 %p1, 720 %lcmp.mod = icmp eq i32 %xtraiter, 021 br i1 %lcmp.mod, label %for.body.preheader.split, label %for.body.prol.preheader22 23for.body.prol.preheader: ; preds = %for.body.preheader24 br label %for.body.prol25 26for.body.prol: ; preds = %for.body.prol, %for.body.prol.preheader27 %i.04.prol = phi i32 [ %inc.prol, %for.body.prol ], [ 0, %for.body.prol.preheader ]28 %prol.iter = phi i32 [ %prol.iter.sub, %for.body.prol ], [ %xtraiter, %for.body.prol.preheader ]29 %tmp1 = load double, ptr @b, align 830 %call.prol = tail call double @pow(double %tmp1, double 2.500000e-01)31 %inc.prol = add nuw nsw i32 %i.04.prol, 132 %prol.iter.sub = add i32 %prol.iter, -133 %prol.iter.cmp = icmp eq i32 %prol.iter.sub, 034 br i1 %prol.iter.cmp, label %for.body.preheader.split.loopexit, label %for.body.prol35 36for.body.preheader.split.loopexit: ; preds = %for.body.prol37 %inc.prol.lcssa = phi i32 [ %inc.prol, %for.body.prol ]38 br label %for.body.preheader.split39 40for.body.preheader.split: ; preds = %for.body.preheader.split.loopexit, %for.body.preheader41 %i.04.unr = phi i32 [ 0, %for.body.preheader ], [ %inc.prol.lcssa, %for.body.preheader.split.loopexit ]42 %tmp2 = icmp ult i32 %tmp, 743 br i1 %tmp2, label %for.end.loopexit, label %for.body.preheader.split.split44 45for.body.preheader.split.split: ; preds = %for.body.preheader.split46 br label %for.body47 48for.body: ; preds = %for.body, %for.body.preheader.split.split49 %i.04 = phi i32 [ %i.04.unr, %for.body.preheader.split.split ], [ %inc.7, %for.body ]50 %tmp3 = load double, ptr @b, align 851 %call = tail call double @pow(double %tmp3, double 2.500000e-01)52 %tmp4 = load double, ptr @b, align 853 %call.1 = tail call double @pow(double %tmp4, double 2.500000e-01)54 %inc.7 = add nsw i32 %i.04, 855 %exitcond.7 = icmp eq i32 %inc.7, %p156 br i1 %exitcond.7, label %for.end.loopexit.unr-lcssa, label %for.body57 58for.end.loopexit.unr-lcssa: ; preds = %for.body59 br label %for.end.loopexit60 61for.end.loopexit: ; preds = %for.end.loopexit.unr-lcssa, %for.body.preheader.split62 br label %for.end63 64for.end: ; preds = %for.end.loopexit, %entry65 %tmp5 = load i32, ptr @a, align 466 ret i32 %tmp567}68 69; Function Attrs: nounwind70declare double @pow(double, double)71