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authorIan Rogers <irogers@google.com>2026-01-16 21:28:36 -0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2026-01-20 15:43:56 -0300
commit3a00f41646bbcb45aff17bb4ba27c52c6bab4f68 (patch)
treee41beba4049d902e3bd33f31f3e65d724e3d4935 /tools/perf
parent1672f3707a6ef4b386c30bb76df2f62e58a39430 (diff)
perf dwarf-regs: Remove get_arch_regnum()
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 Ɓopatowski <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>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/util/dwarf-regs.c12
-rw-r--r--tools/perf/util/include/dwarf-regs.h4
2 files changed, 0 insertions, 16 deletions
diff --git a/tools/perf/util/dwarf-regs.c b/tools/perf/util/dwarf-regs.c
index 28a1cfdf26d4..b2f37299147e 100644
--- a/tools/perf/util/dwarf-regs.c
+++ b/tools/perf/util/dwarf-regs.c
@@ -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:
diff --git a/tools/perf/util/include/dwarf-regs.h b/tools/perf/util/include/dwarf-regs.h
index 6f1b9f6b2466..015d1ade645f 100644
--- a/tools/perf/util/include/dwarf-regs.h
+++ b/tools/perf/util/include/dwarf-regs.h
@@ -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