2011-10-11-VectorMemset.ll 820 B

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  1. ; RUN: opt < %s -S -scalarrepl | FileCheck %s
  2. 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"
  3. target triple = "x86_64-apple-darwin11.0.1"
  4. ; CHECK: test
  5. ; CHECK-NOT: alloca
  6. define void @test() nounwind {
  7. entry:
  8. %a156286 = alloca [4 x <4 x float>], align 16
  9. br i1 undef, label %cif_done, label %for_test158.preheader
  10. for_test158.preheader: ; preds = %entry
  11. %a156286305 = bitcast [4 x <4 x float>]* %a156286 to i8*
  12. call void @llvm.memset.p0i8.i64(i8* %a156286305, i8 -1, i64 64, i32 16, i1 false)
  13. unreachable
  14. cif_done: ; preds = %entry
  15. ret void
  16. }
  17. declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind