cos-2.ll 594 B

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  1. ; Test that the cos library call simplifier works correctly.
  2. ;
  3. ; RUN: opt < %s -instcombine -S | FileCheck %s
  4. 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"
  5. declare float @cos(double)
  6. ; Check that cos functions with the wrong prototype aren't simplified.
  7. define float @test_no_simplify1(double %d) {
  8. ; CHECK-LABEL: @test_no_simplify1(
  9. %neg = fsub double -0.000000e+00, %d
  10. %cos = call float @cos(double %neg)
  11. ; CHECK: call float @cos(double %neg)
  12. ret float %cos
  13. }