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simpleperf: fix x86 register dump on x86_64.
authorYabin Cui <yabinc@google.com>
Thu, 22 Jun 2017 20:02:29 +0000 (13:02 -0700)
committerYabin Cui <yabinc@google.com>
Thu, 22 Jun 2017 20:02:29 +0000 (13:02 -0700)
commit30ae2db613ea82edf7b9cd1aef96a80b270f3df4
tree73e4b00ab0bf3ebff7f5ccdf7d63960288ef051d
parent7941d1917b5a222901939b60d6cbc1523245307c
simpleperf: fix x86 register dump on x86_64.

x86_64 linux kernel doesn't support dumping registers like DS.
If simpleperf32 requests dumping these registers, it will fail.
So don't request them to avoid failure.

Bug: None.
Test: run simpleperf32 manually on x86_64.
Change-Id: I220ce5378bad8f0c3c9deb2ef32128fd3262b96d
simpleperf/perf_regs.cpp