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| author | Sanjay Patel <spatel@rotateright.com> | 2016-03-26 23:30:50 +0000 |
|---|---|---|
| committer | Sanjay Patel <spatel@rotateright.com> | 2016-03-26 23:30:50 +0000 |
| commit | 796db35f622d0730347a09a9b675bc5e113db9c3 (patch) | |
| tree | 12e35a163bcfc37cc41ac6e6c868f078235de335 /llvm/test/Transforms/SimplifyCFG/speculate-store.ll | |
| parent | 342f7c7e10aec9ba8003b993129f191d438d5545 (diff) | |
| download | bcm5719-llvm-796db35f622d0730347a09a9b675bc5e113db9c3.tar.gz bcm5719-llvm-796db35f622d0730347a09a9b675bc5e113db9c3.zip | |
[SimplifyCFG] propagate branch metadata when creating select (PR26636)
llvm-svn: 264527
Diffstat (limited to 'llvm/test/Transforms/SimplifyCFG/speculate-store.ll')
| -rw-r--r-- | llvm/test/Transforms/SimplifyCFG/speculate-store.ll | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/test/Transforms/SimplifyCFG/speculate-store.ll b/llvm/test/Transforms/SimplifyCFG/speculate-store.ll index 15f403ce5f5..497e024e248 100644 --- a/llvm/test/Transforms/SimplifyCFG/speculate-store.ll +++ b/llvm/test/Transforms/SimplifyCFG/speculate-store.ll @@ -4,7 +4,7 @@ define void @ifconvertstore(i32* %A, i32 %B, i32 %C, i32 %D) { ; CHECK-LABEL: @ifconvertstore( ; CHECK: store i32 %B, i32* %A ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 %D, 42 -; CHECK-NEXT: [[C_B:%.*]] = select i1 [[CMP]], i32 %C, i32 %B +; CHECK-NEXT: [[C_B:%.*]] = select i1 [[CMP]], i32 %C, i32 %B, !prof !0 ; CHECK-NEXT: store i32 [[C_B]], i32* %A ; CHECK-NEXT: ret void ; @@ -12,7 +12,7 @@ entry: ; First store to the location. store i32 %B, i32* %A %cmp = icmp sgt i32 %D, 42 - br i1 %cmp, label %if.then, label %ret.end + br i1 %cmp, label %if.then, label %ret.end, !prof !0 ; Make sure we speculate stores like the following one. It is cheap compared to ; a mispredicated branch. @@ -85,3 +85,6 @@ ret.end: ret void } +; CHECK: !0 = !{!"branch_weights", i32 3, i32 5} +!0 = !{!"branch_weights", i32 3, i32 5} + |
