Re: [PATCH V8 03/25] perf tools: Add Intel PT instruction decoder

From: Adrian Hunter
Date: Thu Aug 13 2015 - 02:51:39 EST


On 12/08/15 23:55, Arnaldo Carvalho de Melo wrote:
> Em Fri, Jul 17, 2015 at 07:33:38PM +0300, Adrian Hunter escreveu:
>> Add support for decoding instructions for Intel Processor Trace. The
>> kernel x86 instruction decoder is copied for this.
>>
>> This essentially provides intel_pt_get_insn() which takes a binary
>> buffer, uses the kernel's x86 instruction decoder to get details of the
>> instruction and then categorizes it for consumption by an Intel PT
>> decoder.
>
>
> [acme@felicio linux]$ rm -rf /tmp/build/perf ; mkdir -p /tmp/build/perf ; make -C tools/perf O=/tmp/build/perf install-bin
> make: Entering directory `/home/acme/git/linux/tools/perf'
> BUILD: Doing 'make -j4' parallel build
>
> Auto-detecting system features:
> ... dwarf: [ on ]
> ... glibc: [ on ]
> ... gtk2: [ on ]
> ... libaudit: [ on ]
> ... libbfd: [ on ]
> ... libelf: [ on ]
> ... libnuma: [ on ]
> ... libperl: [ on ]
> ... libpython: [ on ]
> ... libslang: [ on ]
> ... libunwind: [ on ]
> ... libdw-dwarf-unwind: [ on ]
> ... zlib: [ on ]
> ... lzma: [ on ]
>
> <SNIP>
>
> CC /tmp/build/perf/util/thread-stack.o
> MKDIR /tmp/build/perf/ui/tui/
> CC /tmp/build/perf/ui/tui/setup.o
> CC /tmp/build/perf/util/auxtrace.o
> MKDIR /tmp/build/perf/ui/browsers/
> MKDIR /tmp/build/perf/util/intel-pt-decoder/
> CC /tmp/build/perf/ui/browsers/hists.o
> CC /tmp/build/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.o
> MKDIR /tmp/build/perf/ui/tui/
> CC /tmp/build/perf/ui/tui/util.o
> GEN /tmp/build/perf/util/intel-pt-decoder/inat-tables.c
> MKDIR /tmp/build/perf/util/scripting-engines/
> CC /tmp/build/perf/util/scripting-engines/trace-event-perl.o
> CC /tmp/build/perf/util/intel-pt-decoder/intel-pt-insn-decoder.o
> CC /tmp/build/perf/ui/tui/helpline.o
> CC /tmp/build/perf/ui/browsers/map.o
> CC /tmp/build/perf/ui/browsers/scripts.o
> CC /tmp/build/perf/ui/tui/progress.o
> MKDIR /tmp/build/perf/util/scripting-engines/
> CC /tmp/build/perf/util/scripting-engines/trace-event-python.o
> util/intel-pt-decoder/intel-pt-insn-decoder.c:26:18: fatal error: insn.c: No such file or directory
> #include <insn.c>
> ^
> compilation terminated.

I had a fix for this already but for some reason it fell in with the "for
later" patches.

I will roll the fix in and send V9 of this patch.

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