Changes in directory llvm/test/Regression/Transforms/InstCombine:
2006-05-04-DemandedBitCrash.ll added (r1.1)
---
Log message:
new testcase that crashes the instcombine pass
---
Diffs of the changes: (+50 -0)
2006-05-04-DemandedBitCrash.ll | 50 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 50 insertions(+)
Index:
llvm/test/Regression/Transforms/InstCombine/2006-05-04-DemandedBitCrash.ll
diff -c /dev/null
llvm/test/Regression/Transforms/InstCombine/2006-05-04-DemandedBitCrash.ll:1.1
*** /dev/null Thu May 4 12:33:34 2006
--- llvm/test/Regression/Transforms/InstCombine/2006-05-04-DemandedBitCrash.ll
Thu May 4 12:33:24 2006
***************
*** 0 ****
--- 1,50 ----
+ ; RUN: llvm-as < %s | opt -instcombine -disable-output
+
+ void %test() {
+ bb38.i:
+ %varspec.0.i1014 = cast long 123814269237067777 to ulong
; <ulong> [#uses=1]
+ %locspec.0.i1015 = cast int 1 to uint ; <uint> [#uses=2]
+ %tmp51391.i1018 = shr ulong %varspec.0.i1014, ubyte 16 ;
<ulong> [#uses=1]
+ %tmp51392.i1019 = cast ulong %tmp51391.i1018 to uint ;
<uint> [#uses=2]
+ %tmp51392.mask.i1020 = shr uint %tmp51392.i1019, ubyte 29
; <uint> [#uses=1]
+ %tmp7.i1021 = and uint %tmp51392.mask.i1020, 1 ; <uint>
[#uses=2]
+ %tmp18.i1026 = shr uint %tmp51392.i1019, ubyte 31 ;
<uint> [#uses=2]
+ %tmp18.i1027 = cast uint %tmp18.i1026 to ubyte ; <ubyte>
[#uses=1]
+ br bool false, label %cond_false1148.i1653, label %bb377.i1259
+
+ bb377.i1259: ; preds = %bb38.i
+ br bool false, label %cond_true541.i1317, label %cond_false1148.i1653
+
+ cond_true541.i1317: ; preds = %bb377.i1259
+ %tmp545.i1318 = shr uint %locspec.0.i1015, ubyte 10 ;
<uint> [#uses=1]
+ %tmp550.i1319 = shr uint %locspec.0.i1015, ubyte 4 ;
<uint> [#uses=1]
+ %tmp550551.i1320 = and uint %tmp550.i1319, 63 ; <uint>
[#uses=1]
+ %tmp553.i1321 = setlt uint %tmp550551.i1320, 4 ; <bool>
[#uses=1]
+ %tmp558.i1322 = seteq uint %tmp7.i1021, 0 ; <bool>
[#uses=1]
+ %bothcond.i1326 = or bool %tmp553.i1321, false ; <bool>
[#uses=1]
+ %bothcond1.i1327 = or bool %bothcond.i1326, false ;
<bool> [#uses=1]
+ %bothcond2.not.i1328 = or bool %bothcond1.i1327, false ;
<bool> [#uses=1]
+ %bothcond3.i1329 = or bool %bothcond2.not.i1328, %tmp558.i1322
; <bool> [#uses=0]
+ br bool false, label %cond_true583.i1333, label %cond_next592.i1337
+
+ cond_true583.i1333: ; preds = %cond_true541.i1317
+ br bool false, label %cond_true586.i1335, label %cond_next592.i1337
+
+ cond_true586.i1335: ; preds = %cond_true583.i1333
+ br label %cond_true.i
+
+ cond_next592.i1337: ; preds = %cond_true583.i1333,
%cond_true541.i1317
+ %mask_z.0.i1339 = phi uint [ %tmp18.i1026, %cond_true541.i1317 ], [ 0,
%cond_true583.i1333 ] ; <uint> [#uses=0]
+ %tmp594.i1340 = and uint %tmp545.i1318, 15 ; <uint>
[#uses=0]
+ br label %cond_true.i
+
+ cond_false1148.i1653: ; preds = %bb377.i1259, %bb38.i
+ %tmp1150.i1654 = seteq uint %tmp7.i1021, 0 ; <bool>
[#uses=1]
+ %tmp1160.i1656 = seteq ubyte %tmp18.i1027, 0 ; <bool>
[#uses=1]
+ %bothcond8.i1658 = or bool %tmp1150.i1654, %tmp1160.i1656
; <bool> [#uses=1]
+ %bothcond9.i1659 = or bool %bothcond8.i1658, false ;
<bool> [#uses=0]
+ br label %cond_true.i
+
+ cond_true.i: ; preds = %cond_false1148.i1653, %cond_next592.i1337,
%cond_true586.i1335
+ ret void
+ }
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