OpenJDK / jdk / jdk
changeset 54640:2f4393ec54d4
8221592: C2 compilation failed with assert(!q->is_MergeMem())
Summary: Transform the original MergeMem after transforming the slices to get rid of MergeMem inputs.
Reviewed-by: kvn, neliasso
| author | thartmann |
|---|---|
| date | Mon, 29 Apr 2019 09:04:25 +0200 |
| parents | 2cac7d48db4c |
| children | ff0a691901c9 |
| files | src/hotspot/share/opto/parse1.cpp |
| diffstat | 1 files changed, 2 insertions(+), 0 deletions(-) [+] |
line wrap: on
line diff
--- a/src/hotspot/share/opto/parse1.cpp Sat Apr 27 18:21:57 2019 +0800 +++ b/src/hotspot/share/opto/parse1.cpp Mon Apr 29 09:04:25 2019 +0200 @@ -1028,6 +1028,8 @@ // transform each slice of the original memphi: mms.set_memory(_gvn.transform(mms.memory())); } + // Clean up input MergeMems created by transforming the slices + _gvn.transform(_exits.merged_memory()); if (tf()->range()->cnt() > TypeFunc::Parms) { const Type* ret_type = tf()->range()->field_at(TypeFunc::Parms);