1; RUN: opt < %s -simplify-libcalls -S | grep {call.*ldexp} | count 4
2; rdar://5852514
3
4target 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"
5target triple = "i386-apple-darwin8"
6
7define double @t1(i32 %x) nounwind  {
8entry:
9	%tmp12 = sitofp i32 %x to double		; <double> [#uses=1]
10	%exp2 = tail call double @exp2( double %tmp12 )		; <double> [#uses=1]
11	ret double %exp2
12}
13
14define float @t4(i8 zeroext  %x) nounwind  {
15entry:
16	%tmp12 = uitofp i8 %x to float		; <float> [#uses=1]
17	%tmp3 = tail call float @exp2f( float %tmp12 ) nounwind readonly 		; <float> [#uses=1]
18	ret float %tmp3
19}
20
21declare float @exp2f(float) nounwind readonly
22
23define double @t3(i16 zeroext  %x) nounwind  {
24entry:
25	%tmp12 = uitofp i16 %x to double		; <double> [#uses=1]
26	%exp2 = tail call double @exp2( double %tmp12 )		; <double> [#uses=1]
27	ret double %exp2
28}
29
30define double @t2(i16 signext  %x) nounwind  {
31entry:
32	%tmp12 = sitofp i16 %x to double		; <double> [#uses=1]
33	%exp2 = tail call double @exp2( double %tmp12 )		; <double> [#uses=1]
34	ret double %exp2
35}
36
37declare double @exp2(double)
38
39