88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef ARCH_PERF_REGS_H
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#define ARCH_PERF_REGS_H
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#include <stdlib.h>
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#include <linux/types.h>
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#include <asm/perf_regs.h>
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void perf_regs_load(u64 *regs);
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#ifndef HAVE_ARCH_X86_64_SUPPORT
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#define PERF_REGS_MASK ((1ULL << PERF_REG_X86_32_MAX) - 1)
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#define PERF_REGS_MAX PERF_REG_X86_32_MAX
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#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_32
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#else
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#define REG_NOSUPPORT ((1ULL << PERF_REG_X86_DS) | \
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(1ULL << PERF_REG_X86_ES) | \
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(1ULL << PERF_REG_X86_FS) | \
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(1ULL << PERF_REG_X86_GS))
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#define PERF_REGS_MASK (((1ULL << PERF_REG_X86_64_MAX) - 1) & ~REG_NOSUPPORT)
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#define PERF_REGS_MAX PERF_REG_X86_64_MAX
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#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_64
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#endif
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#define PERF_REG_IP PERF_REG_X86_IP
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#define PERF_REG_SP PERF_REG_X86_SP
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static inline const char *perf_reg_name(int id)
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{
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switch (id) {
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case PERF_REG_X86_AX:
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return "AX";
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case PERF_REG_X86_BX:
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return "BX";
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case PERF_REG_X86_CX:
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return "CX";
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case PERF_REG_X86_DX:
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return "DX";
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case PERF_REG_X86_SI:
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return "SI";
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case PERF_REG_X86_DI:
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return "DI";
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case PERF_REG_X86_BP:
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return "BP";
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case PERF_REG_X86_SP:
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return "SP";
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case PERF_REG_X86_IP:
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return "IP";
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case PERF_REG_X86_FLAGS:
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return "FLAGS";
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case PERF_REG_X86_CS:
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return "CS";
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case PERF_REG_X86_SS:
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return "SS";
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case PERF_REG_X86_DS:
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return "DS";
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case PERF_REG_X86_ES:
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return "ES";
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case PERF_REG_X86_FS:
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return "FS";
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case PERF_REG_X86_GS:
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return "GS";
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#ifdef HAVE_ARCH_X86_64_SUPPORT
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case PERF_REG_X86_R8:
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return "R8";
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case PERF_REG_X86_R9:
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return "R9";
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case PERF_REG_X86_R10:
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return "R10";
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case PERF_REG_X86_R11:
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return "R11";
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case PERF_REG_X86_R12:
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return "R12";
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case PERF_REG_X86_R13:
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return "R13";
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case PERF_REG_X86_R14:
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return "R14";
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case PERF_REG_X86_R15:
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return "R15";
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#endif /* HAVE_ARCH_X86_64_SUPPORT */
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default:
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return NULL;
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}
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return NULL;
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}
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#endif /* ARCH_PERF_REGS_H */
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