+
+powerpc stack frames
+--------------------
+
+,--memory address rising
+|
+V >>>> sp in method (after initial sub) (16-byte aligned) <<<<
+|
+| u4[] v arguments for calling methods (incl. LA) \__ rd->memuse slots
+V u4[] v local variable slots allocated on stack /
+|
+| u4[2..3] synchronized object / saved return value (only for synched methods)
+| u4[0..3] alignment slots
+V
+| u8[] ^ callee-saved float registers
+| u4[] ^ callee-saved integer registers
+V
+| >>>> sp on method entry, stack base for replacement (16-byte aligned) <<<<
+|
+| u4[] arguments on stack (inludes LA == linkage area)
+|
+V
+
+