1 ; Test that the exp2 library call simplifier works correctly.
3 ; RUN: opt < %s -instcombine -S | FileCheck %s
5 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"
7 declare float @exp2(double)
9 ; Check that exp2 functions with the wrong prototype aren't simplified.
11 define float @test_no_simplify1(i32 %x) {
12 ; CHECK-LABEL: @test_no_simplify1(
13 %conv = sitofp i32 %x to double
14 %ret = call float @exp2(double %conv)
15 ; CHECK: call float @exp2(double %conv)