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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/arch/powerpc/util/unwind-libunwind.c | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.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/arch/powerpc/util/unwind-libunwind.c')
-rw-r--r-- | tools/perf/arch/powerpc/util/unwind-libunwind.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/tools/perf/arch/powerpc/util/unwind-libunwind.c b/tools/perf/arch/powerpc/util/unwind-libunwind.c new file mode 100644 index 000000000..90a6beda2 --- /dev/null +++ b/tools/perf/arch/powerpc/util/unwind-libunwind.c @@ -0,0 +1,92 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright 2016 Chandan Kumar, IBM Corporation. + */ + +#include <errno.h> +#include <libunwind.h> +#include <asm/perf_regs.h> +#include "../../util/unwind.h" +#include "../../util/debug.h" + +int libunwind__arch_reg_id(int regnum) +{ + switch (regnum) { + case UNW_PPC64_R0: + return PERF_REG_POWERPC_R0; + case UNW_PPC64_R1: + return PERF_REG_POWERPC_R1; + case UNW_PPC64_R2: + return PERF_REG_POWERPC_R2; + case UNW_PPC64_R3: + return PERF_REG_POWERPC_R3; + case UNW_PPC64_R4: + return PERF_REG_POWERPC_R4; + case UNW_PPC64_R5: + return PERF_REG_POWERPC_R5; + case UNW_PPC64_R6: + return PERF_REG_POWERPC_R6; + case UNW_PPC64_R7: + return PERF_REG_POWERPC_R7; + case UNW_PPC64_R8: + return PERF_REG_POWERPC_R8; + case UNW_PPC64_R9: + return PERF_REG_POWERPC_R9; + case UNW_PPC64_R10: + return PERF_REG_POWERPC_R10; + case UNW_PPC64_R11: + return PERF_REG_POWERPC_R11; + case UNW_PPC64_R12: + return PERF_REG_POWERPC_R12; + case UNW_PPC64_R13: + return PERF_REG_POWERPC_R13; + case UNW_PPC64_R14: + return PERF_REG_POWERPC_R14; + case UNW_PPC64_R15: + return PERF_REG_POWERPC_R15; + case UNW_PPC64_R16: + return PERF_REG_POWERPC_R16; + case UNW_PPC64_R17: + return PERF_REG_POWERPC_R17; + case UNW_PPC64_R18: + return PERF_REG_POWERPC_R18; + case UNW_PPC64_R19: + return PERF_REG_POWERPC_R19; + case UNW_PPC64_R20: + return PERF_REG_POWERPC_R20; + case UNW_PPC64_R21: + return PERF_REG_POWERPC_R21; + case UNW_PPC64_R22: + return PERF_REG_POWERPC_R22; + case UNW_PPC64_R23: + return PERF_REG_POWERPC_R23; + case UNW_PPC64_R24: + return PERF_REG_POWERPC_R24; + case UNW_PPC64_R25: + return PERF_REG_POWERPC_R25; + case UNW_PPC64_R26: + return PERF_REG_POWERPC_R26; + case UNW_PPC64_R27: + return PERF_REG_POWERPC_R27; + case UNW_PPC64_R28: + return PERF_REG_POWERPC_R28; + case UNW_PPC64_R29: + return PERF_REG_POWERPC_R29; + case UNW_PPC64_R30: + return PERF_REG_POWERPC_R30; + case UNW_PPC64_R31: + return PERF_REG_POWERPC_R31; + case UNW_PPC64_LR: + return PERF_REG_POWERPC_LINK; + case UNW_PPC64_CTR: + return PERF_REG_POWERPC_CTR; + case UNW_PPC64_XER: + return PERF_REG_POWERPC_XER; + case UNW_PPC64_NIP: + return PERF_REG_POWERPC_NIP; + default: + pr_err("unwind: invalid reg id %d\n", regnum); + return -EINVAL; + } + return -EINVAL; +} |