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byval.ll 1.0 KB

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  1. ; RUN: opt < %s -argpromotion -S | FileCheck %s
  2. target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
  3. %struct.ss = type { i32, i64 }
  4. define internal void @f(%struct.ss* byval %b) nounwind {
  5. ; CHECK-LABEL: define internal void @f(i32 %b.0, i64 %b.1)
  6. entry:
  7. %tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0 ; <i32*> [#uses=2]
  8. %tmp1 = load i32, i32* %tmp, align 4 ; <i32> [#uses=1]
  9. %tmp2 = add i32 %tmp1, 1 ; <i32> [#uses=1]
  10. store i32 %tmp2, i32* %tmp, align 4
  11. ret void
  12. }
  13. define i32 @main() nounwind {
  14. ; CHECK-LABEL: define i32 @main
  15. entry:
  16. %S = alloca %struct.ss ; <%struct.ss*> [#uses=4]
  17. %tmp1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0 ; <i32*> [#uses=1]
  18. store i32 1, i32* %tmp1, align 8
  19. %tmp4 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1 ; <i64*> [#uses=1]
  20. store i64 2, i64* %tmp4, align 4
  21. call void @f( %struct.ss* byval %S ) nounwind
  22. ; CHECK: call void @f(i32 %{{.*}}, i64 %{{.*}})
  23. ret i32 0
  24. }