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perf dwarf-regs: Remove get_arch_regnum()

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Except in dwarf-regs the function is never called. The weak function
has no strong arch implementations.

Remove so that the fall-through case applies.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Aditya Bodkhe <aditya.b1@linux.ibm.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Albert Ou <aou@eecs.berkeley.edu>
Cc: Alexandre Ghiti <alex@ghiti.fr>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Athira Rajeev <atrajeev@linux.ibm.com>
Cc: Chun-Tse Shao <ctshao@google.com>
Cc: Dmitriy Vyukov <dvyukov@google.com>
Cc: Dr. David Alan Gilbert <linux@treblig.org>
Cc: Guo Ren <guoren@kernel.org>
Cc: Haibo Xu <haibo1.xu@intel.com>
Cc: Howard Chu <howardchu95@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@linaro.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Krzysztof Łopatowski <krzysztof.m.lopatowski@gmail.com>
Cc: Leo Yan <leo.yan@linux.dev>
Cc: Mark Wielaard <mark@klomp.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Paul Walmsley <pjw@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sergei Trofimovich <slyich@gmail.com>
Cc: Shimin Guo <shimin.guo@skydio.com>
Cc: Stephen Brennan <stephen.s.brennan@oracle.com>
Cc: Thomas Falcon <thomas.falcon@intel.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers
2026-01-16 21:28:36 -08:00
committed by Arnaldo Carvalho de Melo
parent 1672f3707a
commit 3a00f41646
2 changed files with 0 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
tools/perf/util/dwarf-regs.c
View File

@@ -71,13 +71,6 @@ const char *get_dwarf_regstr(unsigned int n, unsigned int machine, unsigned int
return NULL;
}
#if EM_HOST != EM_X86_64 && EM_HOST != EM_386
__weak int get_arch_regnum(const char *name __maybe_unused)
{
return -ENOTSUP;
}
#endif
/* Return DWARF register number from architecture register name */
int get_dwarf_regnum(const char *name, unsigned int machine, unsigned int flags __maybe_unused)
{
@@ -98,11 +91,6 @@ int get_dwarf_regnum(const char *name, unsigned int machine, unsigned int flags
machine = EM_HOST;
}
switch (machine) {
#if EM_HOST != EM_X86_64 && EM_HOST != EM_386
case EM_HOST:
reg = get_arch_regnum(regname);
break;
#endif
case EM_X86_64:
fallthrough;
case EM_386:

4
tools/perf/util/include/dwarf-regs.h
View File

@@ -101,10 +101,6 @@ const char *get_dwarf_regstr(unsigned int n, unsigned int machine, unsigned int
int get_x86_regnum(const char *name);
#if !defined(__x86_64__) && !defined(__i386__)
int get_arch_regnum(const char *name);
#endif
/*
* get_dwarf_regnum - Returns DWARF regnum from register name
* name: architecture register name