llvm/test/Transforms/LoopIndexSplit/2007-09-24-UpdateIterationSpace.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

58 lines
2.4 KiB
LLVM

; Update loop iteraton space to eliminate condition inside loop.
; RUN: opt < %s -loop-index-split -S | not grep bothcond
define void @test(float* %x, i32 %ndat, float** %y, float %xcen, i32 %xmin, i32 %xmax, float %sigmal, float %contribution) {
entry:
%tmp519 = icmp sgt i32 %xmin, %xmax ; <i1> [#uses=1]
br i1 %tmp519, label %return, label %bb.preheader
bb.preheader: ; preds = %entry
%tmp3031 = fpext float %contribution to double ; <double> [#uses=1]
%tmp32 = fmul double %tmp3031, 5.000000e-01 ; <double> [#uses=1]
%tmp3839 = fpext float %sigmal to double ; <double> [#uses=1]
br label %bb
bb: ; preds = %bb.preheader, %cond_next45
%i.01.0 = phi i32 [ %tmp47, %cond_next45 ], [ 0, %bb.preheader ] ; <i32> [#uses=6]
%tmp2 = icmp sgt i32 %i.01.0, -1 ; <i1> [#uses=1]
%tmp6 = icmp slt i32 %i.01.0, %ndat ; <i1> [#uses=1]
%bothcond = and i1 %tmp2, %tmp6 ; <i1> [#uses=1]
br i1 %bothcond, label %cond_true9, label %cond_next45
cond_true9: ; preds = %bb
%tmp12 = getelementptr float* %x, i32 %i.01.0 ; <float*> [#uses=1]
%tmp13 = load float* %tmp12, align 4 ; <float> [#uses=1]
%tmp15 = fsub float %xcen, %tmp13 ; <float> [#uses=1]
%tmp16 = tail call float @fabsf( float %tmp15 ) ; <float> [#uses=1]
%tmp18 = fdiv float %tmp16, %sigmal ; <float> [#uses=1]
%tmp21 = load float** %y, align 4 ; <float*> [#uses=2]
%tmp27 = getelementptr float* %tmp21, i32 %i.01.0 ; <float*> [#uses=1]
%tmp28 = load float* %tmp27, align 4 ; <float> [#uses=1]
%tmp2829 = fpext float %tmp28 to double ; <double> [#uses=1]
%tmp34 = fsub float -0.000000e+00, %tmp18 ; <float> [#uses=1]
%tmp3435 = fpext float %tmp34 to double ; <double> [#uses=1]
%tmp36 = tail call double @exp( double %tmp3435 ) ; <double> [#uses=1]
%tmp37 = fmul double %tmp32, %tmp36 ; <double> [#uses=1]
%tmp40 = fdiv double %tmp37, %tmp3839 ; <double> [#uses=1]
%tmp41 = fadd double %tmp2829, %tmp40 ; <double> [#uses=1]
%tmp4142 = fptrunc double %tmp41 to float ; <float> [#uses=1]
%tmp44 = getelementptr float* %tmp21, i32 %i.01.0 ; <float*> [#uses=1]
store float %tmp4142, float* %tmp44, align 4
br label %cond_next45
cond_next45: ; preds = %bb, %cond_true9
%tmp47 = add i32 %i.01.0, 1 ; <i32> [#uses=2]
%tmp51 = icmp sgt i32 %tmp47, %xmax ; <i1> [#uses=1]
br i1 %tmp51, label %return.loopexit, label %bb
return.loopexit: ; preds = %cond_next45
br label %return
return: ; preds = %return.loopexit, %entry
ret void
}
declare float @fabsf(float)
declare double @exp(double)