Changes in directory llvm/test/Regression/Transforms/LoopUnroll:
2006-08-24-MultiBlockLoop.ll added (r1.1)
---
Log message:
Implement unrolling of multiblock loops. This significantly improves the
utility of the LoopUnroll pass.
Also, add a testcase for multiblock-loop unrolling.
---
Diffs of the changes: (+18 -0)
2006-08-24-MultiBlockLoop.ll | 18 ++++++++++++++++++
1 files changed, 18 insertions(+)
Index: llvm/test/Regression/Transforms/LoopUnroll/2006-08-24-MultiBlockLoop.ll
diff -c /dev/null
llvm/test/Regression/Transforms/LoopUnroll/2006-08-24-MultiBlockLoop.ll:1.1
*** /dev/null Thu Aug 24 16:28:29 2006
--- llvm/test/Regression/Transforms/LoopUnroll/2006-08-24-MultiBlockLoop.ll
Thu Aug 24 16:28:19 2006
***************
*** 0 ****
--- 1,18 ----
+ ; RUN: llvm-as < %s | opt -loop-unroll | llvm-dis | grep "bb72.2"
+
+ void %vorbis_encode_noisebias_setup() {
+ entry:
+ br label %cond_true.outer
+
+ cond_true.outer:
+ %indvar1.ph = phi uint [ 0, %entry ], [ %indvar.next2, %bb72 ]
+ br label %bb72
+
+ bb72:
+ %indvar.next2 = add uint %indvar1.ph, 1
+ %exitcond3 = seteq uint %indvar.next2, 3
+ br bool %exitcond3, label %cond_true138, label %cond_true.outer
+
+ cond_true138:
+ ret void
+ }
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