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Bunch of tests to check loop passes.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40629 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2007-07-31 08:04:17 +00:00
parent c64a1a921c
commit fee0a9c7ef
9 changed files with 204 additions and 0 deletions
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0
test/Transforms/LoopRotate/LRAnalysis.ll → test/Analysis/Dominators/2007-07-11-SplitBlock.ll
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13
test/Analysis/Dominators/2007-07-12-SplitBlock.ll Normal file
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; RUN: llvm-as < %s | opt -loop-rotate -licm -loop-unswitch -disable-output
define i32 @main(i32 %argc, i8** %argv) {
entry:
br label %bb7
bb7: ; preds = %bb7, %entry
%tmp54 = icmp slt i32 0, 2000000 ; <i1> [#uses=1]
br i1 %tmp54, label %bb7, label %bb56
bb56: ; preds = %bb7
ret i32 0
}

17
test/Transforms/LCSSA/2007-07-12-LICM-2.ll Normal file
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; RUN: llvm-as < %s | opt -loop-rotate -licm -loop-unswitch -disable-output
define i32 @main(i32 %argc, i8** %argv) {
entry:
br label %bb7
bb7: ; preds = %bb7, %entry
%tmp39 = load <4 x float>* null ; <<4 x float>> [#uses=1]
%tmp40 = add <4 x float> %tmp39, < float 2.000000e+00, float 3.000000e+00, float 1.000000e+00, float 0.000000e+00 > ; <<4 x float>> [#uses=1]
%tmp43 = add <4 x float> %tmp40, < float 1.000000e+00, float 1.000000e+00, float 0.000000e+00, float 2.000000e+00 > ; <<4 x float>> [#uses=1]
%tmp46 = add <4 x float> %tmp43, < float 3.000000e+00, float 0.000000e+00, float 2.000000e+00, float 4.000000e+00 > ; <<4 x float>> [#uses=1]
%tmp49 = add <4 x float> %tmp46, < float 0.000000e+00, float 4.000000e+00, float 6.000000e+00, float 1.000000e+00 > ; <<4 x float>> [#uses=1]
store <4 x float> %tmp49, <4 x float>* null
br i1 false, label %bb7, label %bb56
bb56: ; preds = %bb7
ret i32 0
}

24
test/Transforms/LCSSA/2007-07-12-LICM-3.ll Normal file
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; RUN: llvm-as < %s | opt -loop-rotate -licm -loop-unswitch -disable-output
define i32 @main(i32 %argc, i8** %argv) {
entry:
br label %bb
bb: ; preds = %bb56, %entry
br label %bb7
bb7: ; preds = %bb7, %bb
%tmp39 = load <4 x float>* null ; <<4 x float>> [#uses=1]
%tmp40 = add <4 x float> %tmp39, < float 2.000000e+00, float 3.000000e+00, float 1.000000e+00, float 0.000000e+00 > ; <<4 x float>> [#uses=1]
%tmp43 = add <4 x float> %tmp40, < float 1.000000e+00, float 1.000000e+00, float 0.000000e+00, float 2.000000e+00 > ; <<4 x float>> [#uses=1]
%tmp46 = add <4 x float> %tmp43, < float 3.000000e+00, float 0.000000e+00, float 2.000000e+00, float 4.000000e+00 > ; <<4 x float>> [#uses=1]
%tmp49 = add <4 x float> %tmp46, < float 0.000000e+00, float 4.000000e+00, float 6.000000e+00, float 1.000000e+00 > ; <<4 x float>> [#uses=1]
store <4 x float> %tmp49, <4 x float>* null
br i1 false, label %bb7, label %bb56
bb56: ; preds = %bb7
br i1 false, label %bb, label %bb64
bb64: ; preds = %bb56
ret i32 0
}

14
test/Transforms/LCSSA/2007-07-12-LICM.ll Normal file
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; RUN: llvm-as < %s | opt -loop-rotate -licm -loop-unswitch -disable-output
define i32 @main(i32 %argc, i8** %argv) {
entry:
br label %bb7
bb7: ; preds = %bb7, %entry
%tmp39 = load <4 x float>* null ; <<4 x float>> [#uses=1]
%tmp40 = add <4 x float> %tmp39, < float 2.000000e+00, float 3.000000e+00, float 1.000000e+00, float 0.000000e+00 > ; <<4 x float>> [#uses=0]
store <4 x float> zeroinitializer, <4 x float>* null
br i1 false, label %bb7, label %bb56
bb56: ; preds = %bb7
ret i32 0
}

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test/Transforms/LICM/2007-07-30-AliasSet.ll Normal file
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; RUN: llvm-as < %s | opt -licm -loop-unswitch -disable-output
%struct.III_scalefac_t = type { [22 x i32], [13 x [3 x i32]] }
%struct.gr_info = type { i32, i32, i32, i32, i32, i32, i32, i32, [3 x i32], [3 x i32], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32*, [4 x i32] }
define i32 @scale_bitcount_lsf(%struct.III_scalefac_t* %scalefac, %struct.gr_info* %cod_info) {
entry:
br i1 false, label %bb28, label %bb133.preheader
bb133.preheader: ; preds = %entry
ret i32 0
bb28: ; preds = %entry
br i1 false, label %bb63.outer, label %bb79
bb63.outer: ; preds = %bb73, %bb28
br i1 false, label %bb35, label %bb73
bb35: ; preds = %cond_next60, %bb63.outer
%window.34 = phi i32 [ %tmp62, %cond_next60 ], [ 0, %bb63.outer ] ; <i32> [#uses=1]
%tmp44 = getelementptr [4 x i32]* null, i32 0, i32 0 ; <i32*> [#uses=1]
%tmp46 = load i32* %tmp44, align 4 ; <i32> [#uses=0]
br i1 false, label %cond_true50, label %cond_next60
cond_true50: ; preds = %bb35
%tmp59 = getelementptr [4 x i32]* null, i32 0, i32 0 ; <i32*> [#uses=1]
store i32 0, i32* %tmp59, align 4
br label %cond_next60
cond_next60: ; preds = %cond_true50, %bb35
%tmp62 = add i32 %window.34, 1 ; <i32> [#uses=1]
br i1 false, label %bb35, label %bb73
bb73: ; preds = %cond_next60, %bb63.outer
%tmp76 = icmp slt i32 0, 0 ; <i1> [#uses=1]
br i1 %tmp76, label %bb63.outer, label %bb79
bb79: ; preds = %bb73, %bb28
ret i32 0
}

25
test/Transforms/LICM/Preserve-LCSSA.ll Normal file
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; RUN: llvm-as < %s | opt -loop-rotate -licm -loop-unswitch -disable-output
define i32 @stringSearch_Clib(i32 %count) {
entry:
br i1 false, label %bb36, label %bb44
bb4: ; preds = %bb36
br i1 false, label %cond_next, label %cond_true
cond_true: ; preds = %bb4
ret i32 0
cond_next: ; preds = %bb4
ret i32 0
bb36: ; preds = %bb41, %entry
br i1 false, label %bb4, label %bb41
bb41: ; preds = %bb36
%ttmp2 = icmp slt i32 0, %count ; <i1> [#uses=1]
br i1 %ttmp2, label %bb36, label %bb44
bb44: ; preds = %bb41, %entry
ret i32 0
}

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test/Transforms/LoopUnswitch/2007-07-12-ExitDomInfo.ll Normal file
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; RUN: llvm-as < %s | opt -loop-unswitch -instcombine -disable-output
@str3 = external constant [3 x i8] ; <[3 x i8]*> [#uses=1]
define i32 @stringSearch_Clib(i32 %count) {
entry:
%ttmp25 = icmp sgt i32 %count, 0 ; <i1> [#uses=1]
br i1 %ttmp25, label %bb36.preheader, label %bb44
bb36.preheader: ; preds = %entry
%ttmp33 = icmp slt i32 0, 250 ; <i1> [#uses=1]
br label %bb36.outer
bb36.outer: ; preds = %bb41, %bb36.preheader
br i1 %ttmp33, label %bb.nph, label %bb41
bb.nph: ; preds = %bb36.outer
%ttmp8 = icmp eq i8* null, null ; <i1> [#uses=1]
%ttmp6 = icmp eq i8* null, null ; <i1> [#uses=1]
%tmp31 = call i32 @strcspn( i8* null, i8* getelementptr ([3 x i8]* @str3, i64 0, i64 0) ) ; <i32> [#uses=1]
br i1 %ttmp8, label %cond_next, label %cond_true
cond_true: ; preds = %bb.nph
ret i32 0
cond_next: ; preds = %bb.nph
br i1 %ttmp6, label %cond_next28, label %cond_true20
cond_true20: ; preds = %cond_next
ret i32 0
cond_next28: ; preds = %cond_next
%tmp33 = add i32 %tmp31, 0 ; <i32> [#uses=1]
br label %bb41
bb41: ; preds = %cond_next28, %bb36.outer
%c.2.lcssa = phi i32 [ 0, %bb36.outer ], [ %tmp33, %cond_next28 ] ; <i32> [#uses=1]
br i1 false, label %bb36.outer, label %bb44
bb44: ; preds = %bb41, %entry
%c.01.1 = phi i32 [ 0, %entry ], [ %c.2.lcssa, %bb41 ] ; <i32> [#uses=1]
ret i32 %c.01.1
}
declare i32 @strcspn(i8*, i8*)

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test/Transforms/LoopUnswitch/2007-07-13-DomInfo.ll Normal file
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; RUN: llvm-as < %s | opt -loop-unswitch -disable-output
define i32 @main(i32 %argc, i8** %argv) {
entry:
%tmp1785365 = icmp ult i32 0, 100 ; <i1> [#uses=1]
br label %bb
bb: ; preds = %cond_true, %entry
br i1 false, label %cond_true, label %cond_next
cond_true: ; preds = %bb
br i1 %tmp1785365, label %bb, label %bb1788
cond_next: ; preds = %bb
%iftmp.1.0 = select i1 false, i32 0, i32 0 ; <i32> [#uses=1]
br i1 false, label %cond_true47, label %cond_next74
cond_true47: ; preds = %cond_next
%tmp53 = urem i32 %iftmp.1.0, 0 ; <i32> [#uses=0]
ret i32 0
cond_next74: ; preds = %cond_next
ret i32 0
bb1788: ; preds = %cond_true
ret i32 0
}