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authorCollin Fijalkovich <cfijalkovich@google.com>2021-05-11 16:21:01 +0000
committerAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>2021-05-11 16:21:01 +0000
commitfef6f7bcc518e67ae98873714134383fab09bee1 (patch)
tree7955ca9d3e2879e959abd980d4d9201f4a77bcf3
parentbe2927bf2f6b6378af112e94602f3387a8524e6a (diff)
parent13d267e77e3f3897bd94064f6456320e584c7336 (diff)
downloadbionic-fef6f7bcc518e67ae98873714134383fab09bee1.tar.gz
Merge "Add cc_defaults for hugepage alignment of shared libraries" am: 13d267e77e
Original change: https://android-review.googlesource.com/c/platform/bionic/+/1691208 Change-Id: Iacab3396fab8fe7dddb996c93adbc1bed5c3f001
-rw-r--r--linker/Android.bp13
1 files changed, 13 insertions, 0 deletions
diff --git a/linker/Android.bp b/linker/Android.bp
index 284da5821..4a5bf44a6 100644
--- a/linker/Android.bp
+++ b/linker/Android.bp
@@ -414,6 +414,19 @@ sh_binary {
bazel_module: { bp2build_available: true },
}
+// Used to generate binaries that can be backed by transparent hugepages.
+cc_defaults {
+ name: "linker_hugepage_aligned",
+ arch: {
+ arm64: {
+ ldflags: ["-z max-page-size=0x200000"],
+ },
+ x86_64: {
+ ldflags: ["-z max-page-size=0x200000"],
+ },
+ },
+}
+
cc_library {
// NOTE: --exclude-libs=libgcc.a makes sure that any symbols ld-android.so pulls from
// libgcc.a are made static to ld-android.so. This in turn ensures that libraries that