[PATCH v3 0/6] Add support for MIPS

[Ying Huang]

Pass all previous test cases that failed due to MIPS non-support.
The following are the test results on mips64el:
# TOTAL: 274
# PASS:  267
# SKIP:  7
# XFAIL: 0
# FAIL:  0
# XPASS: 0
# ERROR: 0