diff options
| author | Stephen Hines <srhines@google.com> | 2014-12-01 14:51:49 -0800 |
|---|---|---|
| committer | Stephen Hines <srhines@google.com> | 2014-12-02 16:08:10 -0800 |
| commit | 37ed9c199ca639565f6ce88105f9e39e898d82d0 (patch) | |
| tree | 8fb36d3910e3ee4c4e1b7422f4f017108efc52f5 /test/Transforms/LoopUnroll/runtime-loop.ll | |
| parent | d2327b22152ced7bc46dc629fc908959e8a52d03 (diff) | |
| download | external_llvm-37ed9c199ca639565f6ce88105f9e39e898d82d0.zip external_llvm-37ed9c199ca639565f6ce88105f9e39e898d82d0.tar.gz external_llvm-37ed9c199ca639565f6ce88105f9e39e898d82d0.tar.bz2 | |
Update aosp/master LLVM for rebase to r222494.
Change-Id: Ic787f5e0124df789bd26f3f24680f45e678eef2d
Diffstat (limited to 'test/Transforms/LoopUnroll/runtime-loop.ll')
| -rw-r--r-- | test/Transforms/LoopUnroll/runtime-loop.ll | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/test/Transforms/LoopUnroll/runtime-loop.ll b/test/Transforms/LoopUnroll/runtime-loop.ll index a14087d..05d03f2 100644 --- a/test/Transforms/LoopUnroll/runtime-loop.ll +++ b/test/Transforms/LoopUnroll/runtime-loop.ll @@ -3,15 +3,16 @@ ; Tests for unrolling loops with run-time trip counts ; CHECK: %xtraiter = and i32 %n -; CHECK: %lcmp.mod = icmp ne i32 %xtraiter, 0 -; CHECK: %lcmp.overflow = icmp eq i32 %n, 0 -; CHECK: %lcmp.or = or i1 %lcmp.overflow, %lcmp.mod -; CHECK: br i1 %lcmp.or, label %unr.cmp +; CHECK: %lcmp.mod = icmp ne i32 %xtraiter, 0 +; CHECK: %lcmp.overflow = icmp eq i32 %n, 0 +; CHECK: %lcmp.or = or i1 %lcmp.overflow, %lcmp.mod +; CHECK: br i1 %lcmp.or, label %for.body.prol, label %for.body.preheader.split -; CHECK: unr.cmp{{.*}}: -; CHECK: for.body.unr{{.*}}: -; CHECK: for.body: -; CHECK: br i1 %exitcond.7, label %for.end.loopexit{{.*}}, label %for.body +; CHECK: for.body.prol: +; CHECK: %indvars.iv.prol = phi i64 [ %indvars.iv.next.prol, %for.body.prol ], [ 0, %for.body.preheader ] +; CHECK: %prol.iter.sub = sub i32 %prol.iter, 1 +; CHECK: %prol.iter.cmp = icmp ne i32 %prol.iter.sub, 0 +; CHECK: br i1 %prol.iter.cmp, label %for.body.prol, label %for.body.preheader.split, !llvm.loop !0 define i32 @test(i32* nocapture %a, i32 %n) nounwind uwtable readonly { entry: @@ -39,7 +40,7 @@ for.end: ; preds = %for.body, %entry ; even if the -unroll-runtime is specified ; CHECK: for.body: -; CHECK-NOT: for.body.unr: +; CHECK-NOT: for.body.prol: define i32 @test1(i32* nocapture %a) nounwind uwtable readonly { entry: @@ -85,8 +86,8 @@ cond_true138: ; Test run-time unrolling for a loop that counts down by -2. -; CHECK: for.body.unr: -; CHECK: br i1 %cmp.7, label %for.cond.for.end_crit_edge{{.*}}, label %for.body +; CHECK: for.body.prol: +; CHECK: br i1 %prol.iter.cmp, label %for.body.prol, label %for.body.preheader.split define zeroext i16 @down(i16* nocapture %p, i32 %len) nounwind uwtable readonly { entry: @@ -113,3 +114,7 @@ for.end: ; preds = %for.cond.for.end_cr %res.0.lcssa = phi i16 [ %phitmp, %for.cond.for.end_crit_edge ], [ 0, %entry ] ret i16 %res.0.lcssa } + +; CHECK: !0 = metadata !{metadata !0, metadata !1} +; CHECK: !1 = metadata !{metadata !"llvm.loop.unroll.disable"} + |