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c6613bd4a5
Relative path include works in the regular build due to -I paths but may
fail in other situations.
v2. Rebase. Comments on v1 were that we should handle include paths
differently and it is agreed that can be a sensible refactor but
beyond the scope of this change.
https://lore.kernel.org/lkml/20210504191227.793712-1-irogers@google.com/
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lore.kernel.org/lkml/20210923154254.737657-1-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
50 lines
1 KiB
C
50 lines
1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <errno.h>
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#include <libunwind.h>
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#include "perf_regs.h"
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#include "../../../util/unwind.h"
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#include "../../../util/debug.h"
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int libunwind__arch_reg_id(int regnum)
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{
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switch (regnum) {
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case UNW_ARM_R0:
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return PERF_REG_ARM_R0;
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case UNW_ARM_R1:
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return PERF_REG_ARM_R1;
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case UNW_ARM_R2:
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return PERF_REG_ARM_R2;
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case UNW_ARM_R3:
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return PERF_REG_ARM_R3;
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case UNW_ARM_R4:
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return PERF_REG_ARM_R4;
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case UNW_ARM_R5:
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return PERF_REG_ARM_R5;
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case UNW_ARM_R6:
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return PERF_REG_ARM_R6;
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case UNW_ARM_R7:
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return PERF_REG_ARM_R7;
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case UNW_ARM_R8:
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return PERF_REG_ARM_R8;
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case UNW_ARM_R9:
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return PERF_REG_ARM_R9;
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case UNW_ARM_R10:
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return PERF_REG_ARM_R10;
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case UNW_ARM_R11:
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return PERF_REG_ARM_FP;
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case UNW_ARM_R12:
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return PERF_REG_ARM_IP;
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case UNW_ARM_R13:
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return PERF_REG_ARM_SP;
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case UNW_ARM_R14:
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return PERF_REG_ARM_LR;
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case UNW_ARM_R15:
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return PERF_REG_ARM_PC;
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default:
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pr_err("unwind: invalid reg id %d\n", regnum);
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return -EINVAL;
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}
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return -EINVAL;
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}
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