Support MIPS64.

MIPS64 confusingly sets __mips__, but it's not a 32-bit platform. This
change updates the defines in base.h to recognise MIPS64 based on both
__mips__ and __LP64__ being defined.

Change-Id: I220f5d9c8f1cd7d3089cc013348e6f95cdee76d9
Reviewed-on: https://boringssl-review.googlesource.com/4093
Reviewed-by: Adam Langley <agl@google.com>
1 file changed