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FileCheckize a couple of tests.

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Also and add a test for popping dead return values and avoid testing the
spill precision.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133997 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2011-06-28 06:25:03 +00:00
parent 6d64a04a4d
commit c1ce95fc25
2 changed files with 44 additions and 8 deletions
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25
test/CodeGen/X86/pr1505b.ll
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@@ -1,5 +1,4 @@
; RUN: llc < %s -mcpu=i486 | grep fstpl | count 5
; RUN: llc < %s -mcpu=i486 | grep fstps | count 2
; RUN: llc < %s -mcpu=i486 | FileCheck %s
; PR1505
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"
@@ -30,19 +29,41 @@ declare void @_ZNSt8ios_base4InitC1Ev(%"struct.std::ctype_base"*)
declare i32 @__cxa_atexit(void (i8*)*, i8*, i8*)
; CHECK: main
define i32 @main() {
entry:
; CHECK: flds
%tmp6 = volatile load float* @a ; <float> [#uses=1]
; CHECK: fstps (%esp)
; CHECK: tanf
%tmp9 = tail call float @tanf( float %tmp6 ) ; <float> [#uses=1]
; Spill returned value:
; CHECK: fstp
; CHECK: fldl
%tmp12 = volatile load double* @b ; <double> [#uses=1]
; CHECK: fstpl (%esp)
; CHECK: tan
%tmp13 = tail call double @tan( double %tmp12 ) ; <double> [#uses=1]
; Spill returned value:
; CHECK: fstp
%tmp1314 = fptrunc double %tmp13 to float ; <float> [#uses=1]
%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]* @.str, i32 0, i32 0) ) ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=1]
%tmp1920 = fpext float %tmp9 to double ; <double> [#uses=1]
; reload:
; CHECK: fld
; CHECK: fstpl
; CHECK: ZNSolsEd
%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]
%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]
; reload:
; CHECK: fld
; CHECK: fstps
; CHECK: ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc
%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]* @.str1, i32 0, i32 0) ) ; <%"struct.std::basic_ostream<char,std::char_traits<char> >"*> [#uses=1]
%tmp3940 = fpext float %tmp1314 to double ; <double> [#uses=1]
; CHECK: fstpl
; CHECK: ZNSolsEd
%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]
%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]
ret i32 0