nosimplifylatch.ll 1.5 KB

12345678910111213141516171819202122232425262728293031323334
  1. ; RUN: opt -S < %s -loop-rotate -licm -verify-dom-info -verify-loop-info | FileCheck %s
  2. target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
  3. target triple = "arm64-apple-ios8.0.0"
  4. ;CHECK: for.inc:
  5. ;CHECK-NEXT: %incdec.ptr.i = getelementptr
  6. ; Function Attrs: alwaysinline inlinehint nounwind readonly ssp
  7. define linkonce_odr hidden i64 @_ZNSt3__14findINS_11__wrap_iterIPiEEiEET_S4_S4_RKT0_(i64 %__first.coerce, i64 %__last.coerce, i32* nocapture readonly dereferenceable(4) %__value_) {
  8. entry:
  9. %coerce.val.ip = inttoptr i64 %__first.coerce to i32*
  10. %coerce.val.ip2 = inttoptr i64 %__last.coerce to i32*
  11. br label %for.cond
  12. for.cond: ; preds = %for.inc, %entry
  13. %coerce.val.ip9 = phi i32* [ %incdec.ptr.i, %for.inc ], [ %coerce.val.ip, %entry ]
  14. %lnot.i = icmp eq i32* %coerce.val.ip9, %coerce.val.ip2
  15. br i1 %lnot.i, label %for.end, label %for.body
  16. for.body: ; preds = %for.cond
  17. %0 = load i32, i32* %coerce.val.ip9, align 4
  18. %1 = load i32, i32* %__value_, align 4
  19. %cmp = icmp eq i32 %0, %1
  20. br i1 %cmp, label %for.end, label %for.inc
  21. for.inc: ; preds = %for.body
  22. %incdec.ptr.i = getelementptr inbounds i32, i32* %coerce.val.ip9, i64 1
  23. br label %for.cond
  24. for.end: ; preds = %for.cond, %for.body
  25. %coerce.val.ip9.lcssa = phi i32* [ %coerce.val.ip9, %for.cond ], [ %coerce.val.ip9, %for.body ]
  26. %coerce.val.pi = ptrtoint i32* %coerce.val.ip9.lcssa to i64
  27. ret i64 %coerce.val.pi
  28. }