cast.ll 1.4 KB

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  1. ; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | 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-S128"
  3. target triple = "x86_64-apple-macosx10.9.0"
  4. ; int foo(int * restrict A, char * restrict B) {
  5. ; A[0] = B[0];
  6. ; A[1] = B[1];
  7. ; A[2] = B[2];
  8. ; A[3] = B[3];
  9. ; }
  10. ;CHECK-LABEL: @foo(
  11. ;CHECK: load <4 x i8>
  12. ;CHECK: sext
  13. ;CHECK: store <4 x i32>
  14. define i32 @foo(i32* noalias nocapture %A, i8* noalias nocapture %B) {
  15. entry:
  16. %0 = load i8, i8* %B, align 1
  17. %conv = sext i8 %0 to i32
  18. store i32 %conv, i32* %A, align 4
  19. %arrayidx2 = getelementptr inbounds i8, i8* %B, i64 1
  20. %1 = load i8, i8* %arrayidx2, align 1
  21. %conv3 = sext i8 %1 to i32
  22. %arrayidx4 = getelementptr inbounds i32, i32* %A, i64 1
  23. store i32 %conv3, i32* %arrayidx4, align 4
  24. %arrayidx5 = getelementptr inbounds i8, i8* %B, i64 2
  25. %2 = load i8, i8* %arrayidx5, align 1
  26. %conv6 = sext i8 %2 to i32
  27. %arrayidx7 = getelementptr inbounds i32, i32* %A, i64 2
  28. store i32 %conv6, i32* %arrayidx7, align 4
  29. %arrayidx8 = getelementptr inbounds i8, i8* %B, i64 3
  30. %3 = load i8, i8* %arrayidx8, align 1
  31. %conv9 = sext i8 %3 to i32
  32. %arrayidx10 = getelementptr inbounds i32, i32* %A, i64 3
  33. store i32 %conv9, i32* %arrayidx10, align 4
  34. ret i32 undef
  35. }