1; RUN: llc < %s -mcpu=i486 | FileCheck %s 2; PR1505 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" 5target 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] 25 26declare void @_ZNSt8ios_base4InitD1Ev(%"struct.std::ctype_base"*) 27 28declare void @_ZNSt8ios_base4InitC1Ev(%"struct.std::ctype_base"*) 29 30declare i32 @__cxa_atexit(void (i8*)*, i8*, i8*) 31 32; CHECK: main 33define i32 @main() { 34entry: 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 42 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 69} 70 71declare float @tanf(float) 72 73declare double @tan(double) 74 75declare %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(%"struct.std::basic_ostream<char,std::char_traits<char> >"*, i8*) 76 77declare %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZNSolsEd(%"struct.std::basic_ostream<char,std::char_traits<char> >"*, double) 78 79declare %"struct.std::basic_ostream<char,std::char_traits<char> >"* @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(%"struct.std::basic_ostream<char,std::char_traits<char> >"*) 80