diff options
Diffstat (limited to 'llvm/test/Transforms')
| -rw-r--r-- | llvm/test/Transforms/LoopUnroll/unroll-pragmas.ll | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/llvm/test/Transforms/LoopUnroll/unroll-pragmas.ll b/llvm/test/Transforms/LoopUnroll/unroll-pragmas.ll index 1354181becd..8e0d77513cc 100644 --- a/llvm/test/Transforms/LoopUnroll/unroll-pragmas.ll +++ b/llvm/test/Transforms/LoopUnroll/unroll-pragmas.ll @@ -86,9 +86,9 @@ for.end: ; preds = %for.body ; #pragma clang loop unroll(full) ; Loop should be fully unrolled. ; -; CHECK-LABEL: @loop64_with_enable( +; CHECK-LABEL: @loop64_with_full( ; CHECK-NOT: br i1 -define void @loop64_with_enable(i32* nocapture %a) { +define void @loop64_with_full(i32* nocapture %a) { entry: br label %for.body @@ -139,14 +139,13 @@ for.end: ; preds = %for.body !6 = !{!"llvm.loop.unroll.count", i32 4} ; #pragma clang loop unroll(full) -; Full unrolling is requested, but loop has a dynamic trip count so +; Full unrolling is requested, but loop has a runtime trip count so ; no unrolling should occur. ; -; CHECK-LABEL: @dynamic_loop_with_enable( +; CHECK-LABEL: @runtime_loop_with_full( ; CHECK: store i32 ; CHECK-NOT: store i32 -; CHECK: br i1 -define void @dynamic_loop_with_enable(i32* nocapture %a, i32 %b) { +define void @runtime_loop_with_full(i32* nocapture %a, i32 %b) { entry: %cmp3 = icmp sgt i32 %b, 0 br i1 %cmp3, label %for.body, label %for.end, !llvm.loop !8 @@ -168,22 +167,22 @@ for.end: ; preds = %for.body, %entry !8 = !{!8, !4} ; #pragma clang loop unroll_count(4) -; Loop has a dynamic trip count. Unrolling should occur, but no -; conditional branches can be removed. +; Loop has a runtime trip count. Runtime unrolling should occur and loop +; should be duplicated (original and 4x unrolled). ; -; CHECK-LABEL: @dynamic_loop_with_count4( +; CHECK-LABEL: @runtime_loop_with_count4( +; CHECK: for.body.prol: +; CHECK: store ; CHECK-NOT: store ; CHECK: br i1 +; CHECK: for.body ; CHECK: store -; CHECK: br i1 ; CHECK: store -; CHECK: br i1 ; CHECK: store -; CHECK: br i1 ; CHECK: store +; CHECK-NOT: store ; CHECK: br i1 -; CHECK-NOT: br i1 -define void @dynamic_loop_with_count4(i32* nocapture %a, i32 %b) { +define void @runtime_loop_with_count4(i32* nocapture %a, i32 %b) { entry: %cmp3 = icmp sgt i32 %b, 0 br i1 %cmp3, label %for.body, label %for.end, !llvm.loop !9 |
