Changes in directory llvm/test/Regression/Transforms/PredicateSimplifier:
2006-09-20-ResolveCycle.ll added (r1.1)
---
Log message:
Use a total ordering to compare instructions.
Fixes infinite loop in resolve().
---
Diffs of the changes: (+28 -0)
2006-09-20-ResolveCycle.ll | 28 ++++++++++++++++++++++++++++
1 files changed, 28 insertions(+)
Index:
llvm/test/Regression/Transforms/PredicateSimplifier/2006-09-20-ResolveCycle.ll
diff -c /dev/null
llvm/test/Regression/Transforms/PredicateSimplifier/2006-09-20-ResolveCycle.ll:1.1
*** /dev/null Wed Sep 20 12:04:11 2006
---
llvm/test/Regression/Transforms/PredicateSimplifier/2006-09-20-ResolveCycle.ll
Wed Sep 20 12:04:01 2006
***************
*** 0 ****
--- 1,28 ----
+ ; RUN: llvm-as < %s | opt -predsimplify -disable-output
+
+ void %gs_image_next() {
+ entry:
+ %tmp = load uint* null ; <uint> [#uses=2]
+ br bool false, label %cond_next21, label %UnifiedReturnBlock
+
+ cond_next21: ; preds = %entry
+ br bool false, label %cond_next42, label %UnifiedReturnBlock
+
+ cond_next42: ; preds = %cond_next21
+ br label %cond_true158
+
+ cond_next134: ; preds = %cond_true158
+ %tmp1571 = seteq uint 0, %min ; <bool> [#uses=0]
+ ret void
+
+ cond_true158: ; preds = %cond_true158, %cond_next42
+ %tmp47 = sub uint %tmp, 0 ; <uint> [#uses=2]
+ %tmp49 = setle uint %tmp47, 0 ; <bool> [#uses=1]
+ %min = select bool %tmp49, uint %tmp47, uint 0 ; <uint>
[#uses=2]
+ %tmp92 = add uint %min, 0 ; <uint> [#uses=1]
+ %tmp101 = seteq uint %tmp92, %tmp ; <bool> [#uses=1]
+ br bool %tmp101, label %cond_next134, label %cond_true158
+
+ UnifiedReturnBlock: ; preds = %cond_next21, %entry
+ ret void
+ }
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