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1; RUN: llc < %s -mcpu=generic -mtriple=i686-- -mattr=+sse | FileCheck %s2 3define float @chainfail1(ptr nocapture %a, ptr nocapture %b, i32 %x, i32 %y, ptr nocapture %f) nounwind uwtable noinline ssp {4entry:5 %tmp1 = load i64, ptr %a, align 86; Insure x87 ops are properly chained, order preserved.7; CHECK: fildll8 %conv = sitofp i64 %tmp1 to float9; CHECK: fstps10 store float %conv, ptr %f, align 411; CHECK: idivl12 %div = sdiv i32 %x, %y13 %conv5 = sext i32 %div to i6414 store i64 %conv5, ptr %b, align 815 ret float %conv16}17 18define float @chainfail2(ptr nocapture %a, ptr nocapture %b, i32 %x, i32 %y, ptr nocapture %f) nounwind uwtable noinline ssp {19entry:20; CHECK: movl $0,21 store i64 0, ptr %b, align 822 %mul = mul nsw i32 %y, %x23 %sub = add nsw i32 %mul, -124 %idxprom = sext i32 %sub to i6425 %arrayidx = getelementptr inbounds i64, ptr %a, i64 %idxprom26 %tmp4 = load i64, ptr %arrayidx, align 827; CHECK: fildll28 %conv = sitofp i64 %tmp4 to float29 store float %conv, ptr %f, align 430 ret float %conv31}32 33define void @PR17495(i1 %arg) {34entry:35 br i1 %arg, label %while.end, label %while.body36 37while.body: ; preds = %while.body, %entry38 %x.1.copyload = load i24, ptr undef, align 139 %conv = sitofp i24 %x.1.copyload to float40 %div = fmul float %conv, 0x3E8000000000000041 store float %div, ptr undef, align 442 br i1 false, label %while.end, label %while.body43 44while.end: ; preds = %while.body, %entry45 ret void46 47; CHECK-LABEL: @PR1749548; CHECK-NOT: fildll49}50