vendor/llvm/llvm-r74788

1 files changed, 10 insertions, 0 deletions

diff --git a/lib/Target/PowerPC/README.txt b/lib/Target/PowerPC/README.txt
index 688fb30908035..6e9e6c74e8f3f 100644
--- a/lib/Target/PowerPC/README.txt
+++ b/lib/Target/PowerPC/README.txt
@@ -180,6 +180,16 @@ void bar() { struct foo R = { 1.0, 2.0 }; xxx(R); }
 
 ===-------------------------------------------------------------------------===
 
+Darwin Stub removal:
+
+We still generate calls to foo$stub, and stubs, on Darwin.  This is not
+necessary when building with the Leopard (10.5) or later linker, as stubs are
+generated by ld when necessary.  Parameterizing this based on the deployment
+target (-mmacosx-version-min) is probably enough.  x86-32 does this right, see
+its logic.
+
+===-------------------------------------------------------------------------===
+
 Darwin Stub LICM optimization:
 
 Loops like this: