verify that the fcmp version of this works just as well as the

vfcmp version.  We actually get better code for this silly testcase.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74954 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-07-07 22:07:47 +00:00
parent 261cc194d7
commit 33d6a3451b

View File

@ -11,3 +11,15 @@ define void @t(i32 %m_task_id, i32 %start_x, i32 %end_x) nounwind {
store <2 x i8> %6, <2 x i8>* null store <2 x i8> %6, <2 x i8>* null
ret void ret void
} }
define void @t2(i32 %m_task_id, i32 %start_x, i32 %end_x) nounwind {
%A = fcmp olt <2 x double> zeroinitializer, zeroinitializer ; <<2 x i64>>:1 [#uses=1]
sext <2 x i1> %A to <2 x i64>
extractelement <2 x i64> %1, i32 1 ; <i64>:2 [#uses=1]
lshr i64 %2, 63 ; <i64>:3 [#uses=1]
trunc i64 %3 to i1 ; <i1>:4 [#uses=1]
zext i1 %4 to i8 ; <i8>:5 [#uses=1]
insertelement <2 x i8> zeroinitializer, i8 %5, i32 1 ; <<2 x i8>>:6 [#uses=1]
store <2 x i8> %6, <2 x i8>* null
ret void
}