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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/perf/util/perf_regs.h | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/util/perf_regs.h')
-rw-r--r-- | tools/perf/util/perf_regs.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/tools/perf/util/perf_regs.h b/tools/perf/util/perf_regs.h new file mode 100644 index 000000000..eeac181eb --- /dev/null +++ b/tools/perf/util/perf_regs.h @@ -0,0 +1,61 @@ +/* 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(n, b) { .name = #n, .mask = 1ULL << (b) } +#define SMPL_REG2(n, b) { .name = #n, .mask = 3ULL << (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)) + +int perf_reg_value(u64 *valp, struct regs_dump *regs, int id); + +static inline const char *perf_reg_name(int id) +{ + const char *reg_name = __perf_reg_name(id); + + return reg_name ?: "unknown"; +} + +#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) +{ + 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 */ |