| ; RUN: llc -verify-machineinstrs -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s |
| |
| %class.FullMatrix = type { i8 } |
| %class.Vector = type { float* } |
| |
| $test = comdat any |
| |
| define weak_odr void @test(%class.FullMatrix* %this, %class.Vector* dereferenceable(8) %p1, %class.Vector* dereferenceable(8), i1 zeroext) { |
| entry: |
| %call = tail call signext i32 @fn1(%class.FullMatrix* %this) |
| %cmp10 = icmp sgt i32 %call, 0 |
| br i1 %cmp10, label %for.body.lr.ph, label %for.cond.cleanup |
| |
| for.body.lr.ph: ; preds = %entry |
| %val.i = getelementptr inbounds %class.Vector, %class.Vector* %p1, i64 0, i32 0 |
| %2 = load float*, float** %val.i, align 8 |
| %wide.trip.count = zext i32 %call to i64 |
| %min.iters.check = icmp ult i32 %call, 4 |
| br i1 %min.iters.check, label %for.body.preheader, label %min.iters.checked |
| |
| for.body.preheader: ; preds = %middle.block, %min.iters.checked, %for.body.lr.ph |
| %indvars.iv.ph = phi i64 [ 0, %min.iters.checked ], [ 0, %for.body.lr.ph ], [ %n.vec, %middle.block ] |
| br label %for.body |
| |
| min.iters.checked: ; preds = %for.body.lr.ph |
| %3 = and i32 %call, 3 |
| %n.mod.vf = zext i32 %3 to i64 |
| %n.vec = sub nsw i64 %wide.trip.count, %n.mod.vf |
| %cmp.zero = icmp eq i64 %n.vec, 0 |
| br i1 %cmp.zero, label %for.body.preheader, label %vector.body.preheader |
| |
| vector.body.preheader: ; preds = %min.iters.checked |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body.preheader, %vector.body |
| %index = phi i64 [ %index.next, %vector.body ], [ 0, %vector.body.preheader ] |
| %4 = getelementptr inbounds float, float* %2, i64 %index |
| %5 = bitcast float* %4 to <4 x float>* |
| %wide.load = load <4 x float>, <4 x float>* %5, align 4 |
| %6 = fpext <4 x float> %wide.load to <4 x ppc_fp128> |
| %7 = fadd <4 x ppc_fp128> %6, %6 |
| %8 = fptrunc <4 x ppc_fp128> %7 to <4 x float> |
| %9 = bitcast float* %4 to <4 x float>* |
| store <4 x float> %8, <4 x float>* %9, align 4 |
| %index.next = add i64 %index, 4 |
| %10 = icmp eq i64 %index.next, %n.vec |
| br i1 %10, label %middle.block, label %vector.body |
| |
| middle.block: ; preds = %vector.body |
| %cmp.n = icmp eq i32 %3, 0 |
| br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader |
| |
| for.cond.cleanup.loopexit: ; preds = %for.body |
| br label %for.cond.cleanup |
| |
| for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %middle.block, %entry |
| ret void |
| |
| for.body: ; preds = %for.body.preheader, %for.body |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ %indvars.iv.ph, %for.body.preheader ] |
| %arrayidx.i = getelementptr inbounds float, float* %2, i64 %indvars.iv |
| %11 = load float, float* %arrayidx.i, align 4 |
| %conv = fpext float %11 to ppc_fp128 |
| %add = fadd ppc_fp128 %conv, %conv |
| %conv4 = fptrunc ppc_fp128 %add to float |
| store float %conv4, float* %arrayidx.i, align 4 |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| %exitcond = icmp eq i64 %indvars.iv.next, %wide.trip.count |
| br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body |
| ; CHECK: stfdx |
| ; CHECK: lxvd2x |
| } |
| |
| declare signext i32 @fn1(%class.FullMatrix*) local_unnamed_addr #1 |
