| ; Test that the exp2 library call simplifier works correctly. |
| ; |
| ; RUN: opt < %s -passes=instcombine -S | FileCheck %s |
| |
| target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" |
| |
| declare float @exp2(double) |
| |
| ; Check that exp2 functions with the wrong prototype aren't simplified. |
| |
| define float @test_no_simplify1(i32 %x) { |
| ; CHECK-LABEL: @test_no_simplify1( |
| %conv = sitofp i32 %x to double |
| %ret = call float @exp2(double %conv) |
| ; CHECK: call float @exp2(double %conv) |
| ret float %ret |
| } |
