[PATCH] D34337: [PPC] Fix two bugs in frame lowering.

[Stefan Pintilie via Phabricator via llvm-commits]

stefanp added inline comments.


================
Comment at: lib/Target/PowerPC/PPCFrameLowering.cpp:1874
+    // number the alignment formula is : y = x + (n-1) & ~(n-1). But since we
+    // are using negative number here (the stack is growning down). We should
+    // use formula : y = x & ~(n-1). Where x is the size before aligning, n is
----------------
nit: (the stack is growning down) -> (the stack grows downward)



================
Comment at: test/CodeGen/PowerPC/tailcall1-64.ll:12
 	ret i32 %tmp11
+; CHECK-NOT: stdu
+; CHECK: b tailcallee
----------------
nit: Should we be doing a CHECK-LABEL first? 


https://reviews.llvm.org/D34337