MIPS64: Fix build for Mac, and silence some warnings.
MIPS64: fix a usage of li() that took 32-bit immediate.
MIPS64: fix errors.
MIPS64: fix leave exit frame.
MIPS64: fix leave exit frame.
MIPS64: Fix Macro::Store and CallFunctionStub.
MIPS64: Support dsra32.
MIPS64: fix macro::load and part of ArrayConstructorStub.
MIPS64: change lw/sw/add ..etc to ld/sd/add in lithium-codegen and full-codegen.
MIPS64: fix li and change part of code-stubs  from ld -> lw etc..
MIPS64: fix ASSERT fail.
MIPS64: FIX ASSERT fail.
MIPS64: fix assert error.
MIPS64: fix assert fail.
MIPS64: codestub and builtin.
MIPS64: fix load parameter count.
MIPS64: deop and some error.
MIPS64: deop sd size is 8.
MIPS64: deop sd size is 8.
mips64: Fix 2 assertions that broke debug build on Mac.