mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-05 18:14:07 +08:00
ffc6035048
Refactor the SAMPL_REG macro so that it can be used in a followup commit to obtain the masks for ARM64 registers. Reviewed-by: James Clark <james.clark@arm.com> Signed-off-by: German Gomez <german.gomez@arm.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.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: Will Deacon <will@kernel.org> Cc: linux-arm-kernel@lists.infradead.org Link: https://lore.kernel.org/r/20211217154521.80603-6-german.gomez@arm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __PERF_REGS_H
|
|
#define __PERF_REGS_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/compiler.h>
|
|
|
|
struct regs_dump;
|
|
|
|
struct sample_reg {
|
|
const char *name;
|
|
uint64_t mask;
|
|
};
|
|
|
|
#define SMPL_REG_MASK(b) (1ULL << (b))
|
|
#define SMPL_REG(n, b) { .name = #n, .mask = SMPL_REG_MASK(b) }
|
|
#define SMPL_REG2_MASK(b) (3ULL << (b))
|
|
#define SMPL_REG2(n, b) { .name = #n, .mask = SMPL_REG2_MASK(b) }
|
|
#define SMPL_REG_END { .name = NULL }
|
|
|
|
enum {
|
|
SDT_ARG_VALID = 0,
|
|
SDT_ARG_SKIP,
|
|
};
|
|
|
|
int arch_sdt_arg_parse_op(char *old_op, char **new_op);
|
|
uint64_t arch__intr_reg_mask(void);
|
|
uint64_t arch__user_reg_mask(void);
|
|
|
|
#ifdef HAVE_PERF_REGS_SUPPORT
|
|
extern const struct sample_reg sample_reg_masks[];
|
|
|
|
#include <perf_regs.h>
|
|
|
|
#define DWARF_MINIMAL_REGS ((1ULL << PERF_REG_IP) | (1ULL << PERF_REG_SP))
|
|
|
|
const char *perf_reg_name(int id, const char *arch);
|
|
int perf_reg_value(u64 *valp, struct regs_dump *regs, int id);
|
|
|
|
#else
|
|
#define PERF_REGS_MASK 0
|
|
#define PERF_REGS_MAX 0
|
|
|
|
#define DWARF_MINIMAL_REGS PERF_REGS_MASK
|
|
|
|
static inline const char *perf_reg_name(int id __maybe_unused, const char *arch __maybe_unused)
|
|
{
|
|
return "unknown";
|
|
}
|
|
|
|
static inline int perf_reg_value(u64 *valp __maybe_unused,
|
|
struct regs_dump *regs __maybe_unused,
|
|
int id __maybe_unused)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif /* HAVE_PERF_REGS_SUPPORT */
|
|
#endif /* __PERF_REGS_H */
|