Make frame size dependent on arch-specific constants.

Necessary for proper cross-compiling.

Change-Id: I852901ee6ca5121e480b83a8e318bdc9c7d615e8

1 files changed, 10 insertions, 0 deletions

diff --git a/runtime/stack_indirect_reference_table.h b/runtime/stack_indirect_reference_table.h
index daef3ff..6049e06 100644
--- a/runtime/stack_indirect_reference_table.h
+++ b/runtime/stack_indirect_reference_table.h
@@ -57,6 +57,16 @@ class StackIndirectReferenceTable {
     return RoundUp(sirt_size, 8);
   }
 
+  // Get the size of the SIRT for the number of entries, with padding added for potential alignment.
+  static size_t GetAlignedSirtSizeTarget(size_t pointer_size, uint32_t num_references) {
+    // Assume that the layout is packed.
+    size_t header_size = pointer_size + sizeof(uint32_t);
+    // This assumes there is no layout change between 32 and 64b.
+    size_t data_size = sizeof(StackReference<mirror::Object>) * num_references;
+    size_t sirt_size = header_size + data_size;
+    return RoundUp(sirt_size, 8);
+  }
+
   // Link to previous SIRT or NULL.
   StackIndirectReferenceTable* GetLink() const {
     return link_;