fixed issue 987 - save/restore regs that are used for arg passing in clean call
fixed issue 987
- save/restore regs that are used for arg passing in clean call

git-svn-id: ed337ca7cdb08c0ba29d8fe58632bb7686892c2d@1735 49cc7528-f6fd-11dd-9d1a-b59b2e1864b6

rnk/dynamorio,rnk/dynamorio,rnk/dynamorio,rnk/dynamorio,rnk/dynamorio