Add alloc_aligned member function.

2 files changed, 7 insertions, 0 deletions

diff --git a/vespalib/src/vespa/vespalib/util/alloc.cpp b/vespalib/src/vespa/vespalib/util/alloc.cpp
index 511593ba1d6..3cd8844dd73 100644
--- a/vespalib/src/vespa/vespalib/util/alloc.cpp
+++ b/vespalib/src/vespa/vespalib/util/alloc.cpp
@@ -546,6 +546,12 @@ Alloc::alloc(size_t sz) noexcept
 }
 
 Alloc
+Alloc::alloc_aligned(size_t sz, size_t alignment) noexcept
+{
+    return Alloc(&AutoAllocator::getAllocator(MemoryAllocator::HUGEPAGE_SIZE, alignment), sz);
+}
+
+Alloc
 Alloc::alloc(size_t sz, size_t mmapLimit, size_t alignment) noexcept
 {
     return Alloc(&AutoAllocator::getAllocator(mmapLimit, alignment), sz);
diff --git a/vespalib/src/vespa/vespalib/util/alloc.h b/vespalib/src/vespa/vespalib/util/alloc.h
index 5e71180f9be..71a3bd2407a 100644
--- a/vespalib/src/vespa/vespalib/util/alloc.h
+++ b/vespalib/src/vespa/vespalib/util/alloc.h
@@ -60,6 +60,7 @@ public:
      * is always used when size is above limit.
      */
     static Alloc alloc(size_t sz) noexcept;
+    static Alloc alloc_aligned(size_t sz, size_t alignment) noexcept;
     static Alloc alloc(size_t sz, size_t mmapLimit, size_t alignment=0) noexcept;
     static Alloc alloc() noexcept;
     static Alloc alloc_with_allocator(const MemoryAllocator* allocator) noexcept;