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Date: Tue, 28 Aug 2018 08:22:40 +0200 From: Thomas-Mich Richter <tmricht@...ux.ibm.com> To: Kim Phillips <kim.phillips@....com>, Arnaldo Carvalho de Melo <acme@...nel.org> Cc: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...hat.com>, Namhyung Kim <namhyung@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Thomas Richter <tmricht@...ux.vnet.ibm.com>, Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, perf group <linux-perf-users@...r.kernel.org> Subject: Re: [PATCH] perf annotate: Handle arm64 move instructions On 08/27/2018 10:08 PM, Kim Phillips wrote: > Add default handler for non-jump instructions. This really only has an > effect on instructions that compute a PC-relative address, such as 'adrp,' > as seen in these couple of examples: > > BEFORE: adrp x0, ffff20000aa11000 <kallsyms_token_index+0xce000> > AFTER: adrp x0, kallsyms_token_index+0xce000 > > BEFORE: adrp x23, ffff20000ae94000 <__per_cpu_load> > AFTER: adrp x23, __per_cpu_load > > The implementation is identical to that of s390, but with a slight > adjustment for objdump whitespace propagation (arm64 objdump puts > spaces after commas, whereas s390's presumably doesn't). > > The mov__scnprintf() declaration is moved from s390's to arm64's > instructions.c because arm64's gets included before s390's. > Tested-by: Thomas Richter <tmricht@...ux.ibm.com> -- Thomas Richter, Dept 3303, IBM s390 Linux Development, Boeblingen, Germany -- Vorsitzende des Aufsichtsrats: Martina Koederitz Geschäftsführung: Dirk Wittkopp Sitz der Gesellschaft: Böblingen / Registergericht: Amtsgericht Stuttgart, HRB 243294
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