diff options
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/double-float-shrink-1.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/double-float-shrink-1.ll b/llvm/test/Transforms/InstCombine/double-float-shrink-1.ll index d3dd0f6746b..5d015bc99ae 100644 --- a/llvm/test/Transforms/InstCombine/double-float-shrink-1.ll +++ b/llvm/test/Transforms/InstCombine/double-float-shrink-1.ll @@ -364,6 +364,26 @@ define float @max1(float %a, float %b) { ; CHECK-NEXT: ret } +; A function can have a name that matches a common libcall, +; but with the wrong type(s). Let it be. + +define float @fake_fmin(float %a, float %b) { + %c = fpext float %a to fp128 + %d = fpext float %b to fp128 + %e = call fp128 @fmin(fp128 %c, fp128 %d) + %f = fptrunc fp128 %e to float + ret float %f + +; CHECK-LABEL: fake_fmin( +; CHECK-NEXT: %c = fpext float %a to fp128 +; CHECK-NEXT: %d = fpext float %b to fp128 +; CHECK-NEXT: %e = call fp128 @fmin(fp128 %c, fp128 %d) +; CHECK-NEXT: %f = fptrunc fp128 %e to float +; CHECK-NEXT: ret float %f +} + +declare fp128 @fmin(fp128, fp128) ; This is not the 'fmin' you're looking for. + declare double @fmax(double, double) declare double @tanh(double) |
