diff options
Diffstat (limited to 'llvm/test/Transforms/LoopVectorize')
| -rw-r--r-- | llvm/test/Transforms/LoopVectorize/X86/x86_fp80-interleaved-access.ll | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/X86/x86_fp80-interleaved-access.ll b/llvm/test/Transforms/LoopVectorize/X86/x86_fp80-interleaved-access.ll new file mode 100644 index 00000000000..80c7eecdeed --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/X86/x86_fp80-interleaved-access.ll @@ -0,0 +1,29 @@ +; RUN: opt < %s -enable-interleaved-mem-accesses=true -force-vector-width=4 -loop-vectorize -S | FileCheck %s + +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-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" +target triple = "x86_64-apple-macosx10.7.0" + +; Verify that we do not get any loads of vectors with x86_fp80 elements. +; +; CHECK-NOT: load {{.*}} x x86_fp80 +define x86_fp80 @foo(x86_fp80* %a) { +entry: + br label %for.body + +for.cond.cleanup: + ret x86_fp80 %3 + +for.body: + %i.09 = phi i16 [ 0, %entry ], [ %add3, %for.body ] + %res.08 = phi x86_fp80 [ undef, %entry ], [ %3, %for.body ] + %arrayidx = getelementptr inbounds x86_fp80, x86_fp80* %a, i16 %i.09 + %0 = load x86_fp80, x86_fp80* %arrayidx, align 1 + %add = or i16 %i.09, 1 + %arrayidx2 = getelementptr inbounds x86_fp80, x86_fp80* %a, i16 %add + %1 = load x86_fp80, x86_fp80* %arrayidx2, align 1 + %2 = fadd fast x86_fp80 %0, %res.08 + %3 = fadd fast x86_fp80 %2, %1 + %add3 = add nuw nsw i16 %i.09, 2 + %cmp = icmp ult i16 %add3, 400 + br i1 %cmp, label %for.body, label %for.cond.cleanup +} |
