MIPS: Fix failures on Octane 2.0 zlib benchmark.
authorpalfia@homejinni.com <palfia@homejinni.com@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Fri, 29 Nov 2013 23:46:10 +0000 (23:46 +0000)
committerpalfia@homejinni.com <palfia@homejinni.com@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Fri, 29 Nov 2013 23:46:10 +0000 (23:46 +0000)
commitdc32799d1031942a434ddbc1ecc420c97470d1eb
treeaddf1aecb3d92a7d28152da0e959b9655264da00
parent6e373493aa660103b5eab491af6192e1bf1d4b87
MIPS: Fix failures on Octane 2.0 zlib benchmark.

The bug was introduced in af9504e.

The zlib benchmark triggers long branch mode on MIPS, in which
at register is clobbered after every branch.

TEST=benchmarks/octane/zlib
BUG=
R=plind44@gmail.com

Review URL: https://codereview.chromium.org/95203005

Patch from Dusan Milosavljevic <Dusan.Milosavljevic@rt-rk.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@18168 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
src/mips/full-codegen-mips.cc