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| author | Kyle Butt <kyle+llvm@iteratee.net> | 2017-01-10 23:04:30 +0000 |
|---|---|---|
| committer | Kyle Butt <kyle+llvm@iteratee.net> | 2017-01-10 23:04:30 +0000 |
| commit | df27aa8c89ce96f7b01a0919697b0ea1505c01f3 (patch) | |
| tree | 151faba3e276de822dbdf68c5e5b8e145afe2ed6 /llvm/test/CodeGen/PowerPC/misched-inorder-latency.ll | |
| parent | 623270694bbdfb598d4063d0f8237c0c5d4f37ef (diff) | |
| download | bcm5719-llvm-df27aa8c89ce96f7b01a0919697b0ea1505c01f3.tar.gz bcm5719-llvm-df27aa8c89ce96f7b01a0919697b0ea1505c01f3.zip | |
CodeGen: Allow small copyable blocks to "break" the CFG.
When choosing the best successor for a block, ordinarily we would have preferred
a block that preserves the CFG unless there is a strong probability the other
direction. For small blocks that can be duplicated we now skip that requirement
as well.
Differential revision: https://reviews.llvm.org/D27742
llvm-svn: 291609
Diffstat (limited to 'llvm/test/CodeGen/PowerPC/misched-inorder-latency.ll')
| -rw-r--r-- | llvm/test/CodeGen/PowerPC/misched-inorder-latency.ll | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/test/CodeGen/PowerPC/misched-inorder-latency.ll b/llvm/test/CodeGen/PowerPC/misched-inorder-latency.ll index ded3111da97..26663d81f35 100644 --- a/llvm/test/CodeGen/PowerPC/misched-inorder-latency.ll +++ b/llvm/test/CodeGen/PowerPC/misched-inorder-latency.ll @@ -17,7 +17,7 @@ entry: %sum1 = add i32 %sumin, 1 %val1 = load i32, i32* %ptr %p = icmp eq i32 %sumin, 0 - br i1 %p, label %true, label %end + br i1 %p, label %true, label %end, !prof !1 true: %sum2 = add i32 %sum1, 1 %ptr2 = getelementptr i32, i32* %ptr, i32 1 @@ -53,3 +53,5 @@ end: ret i32 %valmerge } declare void @llvm.prefetch(i8*, i32, i32, i32) nounwind + +!1 = !{!"branch_weights", i32 2, i32 1} |
