[InstCombine] Signed saturation patterns
[llvm-complete.git] / test / CodeGen / X86 / pr1505b.ll
blobc1363457c8c4b17d6bfe67d76147539df3987009
1 ; RUN: llc < %s -mcpu=i486 | FileCheck %s
2 ; PR1505
4 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"
5 target triple = "i686-apple-darwin8"
6         %"struct.std::basic_ios<char,std::char_traits<char> >" = type { %"struct.std::ios_base", %"struct.std::basic_ostream<char,std::char_traits<char> >"*, i8, i8, %"struct.std::basic_streambuf<char,std::char_traits<char> >"*, %"struct.std::ctype<char>"*, %"struct.std::num_get<char,std::istreambuf_iterator<char, std::char_traits<char> > >"*, %"struct.std::num_get<char,std::istreambuf_iterator<char, std::char_traits<char> > >"* }
7         %"struct.std::basic_ostream<char,std::char_traits<char> >" = type { i32 (...)**, %"struct.std::basic_ios<char,std::char_traits<char> >" }
8         %"struct.std::basic_streambuf<char,std::char_traits<char> >" = type { i32 (...)**, i8*, i8*, i8*, i8*, i8*, i8*, %"struct.std::locale" }
9         %"struct.std::ctype<char>" = type { %"struct.std::locale::facet", i32*, i8, i32*, i32*, i32*, i8, [256 x i8], [256 x i8], i8 }
10         %"struct.std::ctype_base" = type <{ i8 }>
11         %"struct.std::ios_base" = type { i32 (...)**, i32, i32, i32, i32, i32, %"struct.std::ios_base::_Callback_list"*, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, %"struct.std::ios_base::_Words"*, %"struct.std::locale" }
12         %"struct.std::ios_base::_Callback_list" = type { %"struct.std::ios_base::_Callback_list"*, void (i32, %"struct.std::ios_base"*, i32)*, i32, i32 }
13         %"struct.std::ios_base::_Words" = type { i8*, i32 }
14         %"struct.std::locale" = type { %"struct.std::locale::_Impl"* }
15         %"struct.std::locale::_Impl" = type { i32, %"struct.std::locale::facet"**, i32, %"struct.std::locale::facet"**, i8** }
16         %"struct.std::locale::facet" = type { i32 (...)**, i32 }
17         %"struct.std::num_get<char,std::istreambuf_iterator<char, std::char_traits<char> > >" = type { %"struct.std::locale::facet" }
18 @a = global float 0x3FD3333340000000            ; <float*> [#uses=1]
19 @b = global double 6.000000e-01, align 8                ; <double*> [#uses=1]
20 @_ZSt8__ioinit = internal global %"struct.std::ctype_base" zeroinitializer              ; <%"struct.std::ctype_base"*> [#uses=2]
21 @__dso_handle = external global i8*             ; <i8**> [#uses=1]
22 @_ZSt4cout = external global %"struct.std::basic_ostream<char,std::char_traits<char> >"         ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=2]
23 @.str = internal constant [12 x i8] c"tan float: \00"           ; <[12 x i8]*> [#uses=1]
24 @.str1 = internal constant [13 x i8] c"tan double: \00"         ; <[13 x i8]*> [#uses=1]
26 declare void @_ZNSt8ios_base4InitD1Ev(%"struct.std::ctype_base"*)
28 declare void @_ZNSt8ios_base4InitC1Ev(%"struct.std::ctype_base"*)
30 declare i32 @__cxa_atexit(void (i8*)*, i8*, i8*)
32 ; CHECK: main
33 define i32 @main() {
34 entry:
35 ; CHECK: flds
36         %tmp6 = load volatile float, float* @a          ; <float> [#uses=1]
37 ; CHECK: fstps (%esp)
38 ; CHECK: tanf
39         %tmp9 = tail call float @tanf( float %tmp6 )            ; <float> [#uses=1]
40 ; Spill returned value:
41 ; CHECK: fstp
43 ; CHECK: fldl
44         %tmp12 = load volatile double, double* @b               ; <double> [#uses=1]
45 ; CHECK: fstpl (%esp)
46 ; CHECK: tan
47         %tmp13 = tail call double @tan( double %tmp12 )         ; <double> [#uses=1]
48 ; Spill returned value:
49 ; CHECK: fstp
50         %tmp1314 = fptrunc double %tmp13 to float               ; <float> [#uses=1]
51         %tmp16 = tail call %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc( %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZSt4cout, i8* getelementptr ([12 x i8], [12 x i8]* @.str, i32 0, i32 0) )                ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=1]
52         %tmp1920 = fpext float %tmp9 to double          ; <double> [#uses=1]
53 ; reload:
54 ; CHECK: fld
55 ; CHECK: fstpl
56 ; CHECK: ZNSolsEd
57         %tmp22 = tail call %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZNSolsEd( %"struct.std::basic_ostream<char,std::char_traits<char> >"* %tmp16, double %tmp1920 )                ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=1]
58         %tmp30 = tail call %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_( %"struct.std::basic_ostream<char,std::char_traits<char> >"* %tmp22 )                ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=0]
59 ; reload:
60 ; CHECK: ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc
61         %tmp34 = tail call %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc( %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZSt4cout, i8* getelementptr ([13 x i8], [13 x i8]* @.str1, i32 0, i32 0) )               ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=1]
62         %tmp3940 = fpext float %tmp1314 to double               ; <double> [#uses=1]
63 ; CHECK: fld
64 ; CHECK: fstpl
65 ; CHECK: ZNSolsEd
66         %tmp42 = tail call %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZNSolsEd( %"struct.std::basic_ostream<char,std::char_traits<char> >"* %tmp34, double %tmp3940 )                ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=1]
67         %tmp51 = tail call %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_( %"struct.std::basic_ostream<char,std::char_traits<char> >"* %tmp42 )                ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=0]
68         ret i32 0
71 declare float @tanf(float)
73 declare double @tan(double)
75 declare %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(%"struct.std::basic_ostream<char,std::char_traits<char> >"*, i8*)
77 declare %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZNSolsEd(%"struct.std::basic_ostream<char,std::char_traits<char> >"*, double)
79 declare %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(%"struct.std::basic_ostream<char,std::char_traits<char> >"*)