diff options
Diffstat (limited to 'tools/perf/util/include')
| -rw-r--r-- | tools/perf/util/include/asm/asm-offsets.h | 2 | ||||
| -rw-r--r-- | tools/perf/util/include/asm/cpufeature.h | 10 | ||||
| -rw-r--r-- | tools/perf/util/include/asm/dwarf2.h | 14 | ||||
| -rw-r--r-- | tools/perf/util/include/asm/swab.h | 1 | ||||
| -rw-r--r-- | tools/perf/util/include/asm/system.h | 1 | ||||
| -rw-r--r-- | tools/perf/util/include/asm/uaccess.h | 15 | ||||
| -rw-r--r-- | tools/perf/util/include/dwarf-regs.h | 149 | ||||
| -rw-r--r-- | tools/perf/util/include/linux/linkage.h | 139 |
8 files changed, 331 insertions, 0 deletions
diff --git a/tools/perf/util/include/asm/asm-offsets.h b/tools/perf/util/include/asm/asm-offsets.h new file mode 100644 index 000000000..3aff4cf44 --- /dev/null +++ b/tools/perf/util/include/asm/asm-offsets.h @@ -0,0 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* stub */ diff --git a/tools/perf/util/include/asm/cpufeature.h b/tools/perf/util/include/asm/cpufeature.h new file mode 100644 index 000000000..2270481c7 --- /dev/null +++ b/tools/perf/util/include/asm/cpufeature.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef PERF_CPUFEATURE_H +#define PERF_CPUFEATURE_H + +/* cpufeature.h ... dummy header file for including arch/x86/lib/memcpy_64.S */ + +#define X86_FEATURE_REP_GOOD 0 + +#endif /* PERF_CPUFEATURE_H */ diff --git a/tools/perf/util/include/asm/dwarf2.h b/tools/perf/util/include/asm/dwarf2.h new file mode 100644 index 000000000..e9876be63 --- /dev/null +++ b/tools/perf/util/include/asm/dwarf2.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef PERF_DWARF2_H +#define PERF_DWARF2_H + +/* dwarf2.h ... dummy header file for including arch/x86/lib/mem{cpy,set}_64.S */ + +#define CFI_STARTPROC +#define CFI_ENDPROC +#define CFI_REMEMBER_STATE +#define CFI_RESTORE_STATE + +#endif /* PERF_DWARF2_H */ + diff --git a/tools/perf/util/include/asm/swab.h b/tools/perf/util/include/asm/swab.h new file mode 100644 index 000000000..ed5389425 --- /dev/null +++ b/tools/perf/util/include/asm/swab.h @@ -0,0 +1 @@ +/* stub */ diff --git a/tools/perf/util/include/asm/system.h b/tools/perf/util/include/asm/system.h new file mode 100644 index 000000000..710cecca9 --- /dev/null +++ b/tools/perf/util/include/asm/system.h @@ -0,0 +1 @@ +/* Empty */ diff --git a/tools/perf/util/include/asm/uaccess.h b/tools/perf/util/include/asm/uaccess.h new file mode 100644 index 000000000..548100315 --- /dev/null +++ b/tools/perf/util/include/asm/uaccess.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _PERF_ASM_UACCESS_H_ +#define _PERF_ASM_UACCESS_H_ + +#define __get_user(src, dest) \ +({ \ + (src) = *dest; \ + 0; \ +}) + +#define get_user __get_user + +#define access_ok(addr, size) 1 + +#endif diff --git a/tools/perf/util/include/dwarf-regs.h b/tools/perf/util/include/dwarf-regs.h new file mode 100644 index 000000000..46a764cf3 --- /dev/null +++ b/tools/perf/util/include/dwarf-regs.h @@ -0,0 +1,149 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _PERF_DWARF_REGS_H_ +#define _PERF_DWARF_REGS_H_ +#include "annotate.h" +#include <elf.h> + +#ifndef EM_AARCH64 +#define EM_AARCH64 183 /* ARM 64 bit */ +#endif + +#ifndef EM_CSKY +#define EM_CSKY 252 /* C-SKY */ +#endif +#ifndef EF_CSKY_ABIV1 +#define EF_CSKY_ABIV1 0X10000000 +#endif +#ifndef EF_CSKY_ABIV2 +#define EF_CSKY_ABIV2 0X20000000 +#endif + +#ifndef EM_LOONGARCH +#define EM_LOONGARCH 258 /* LoongArch */ +#endif + +/* EM_HOST gives the ELF machine for host, EF_HOST gives additional flags. */ +#if defined(__x86_64__) + #define EM_HOST EM_X86_64 +#elif defined(__i386__) + #define EM_HOST EM_386 +#elif defined(__aarch64__) + #define EM_HOST EM_AARCH64 +#elif defined(__arm__) + #define EM_HOST EM_ARM +#elif defined(__alpha__) + #define EM_HOST EM_ALPHA +#elif defined(__arc__) + #define EM_HOST EM_ARC +#elif defined(__AVR__) + #define EM_HOST EM_AVR +#elif defined(__AVR32__) + #define EM_HOST EM_AVR32 +#elif defined(__bfin__) + #define EM_HOST EM_BLACKFIN +#elif defined(__csky__) + #define EM_HOST EM_CSKY + #if defined(__CSKYABIV2__) + #define EF_HOST EF_CSKY_ABIV2 + #else + #define EF_HOST EF_CSKY_ABIV1 + #endif +#elif defined(__cris__) + #define EM_HOST EM_CRIS +#elif defined(__hppa__) // HP PA-RISC + #define EM_HOST EM_PARISC +#elif defined(__loongarch__) + #define EM_HOST EM_LOONGARCH +#elif defined(__mips__) + #define EM_HOST EM_MIPS +#elif defined(__m32r__) + #define EM_HOST EM_M32R +#elif defined(__microblaze__) + #define EM_HOST EM_MICROBLAZE +#elif defined(__MSP430__) + #define EM_HOST EM_MSP430 +#elif defined(__powerpc64__) + #define EM_HOST EM_PPC64 +#elif defined(__powerpc__) + #define EM_HOST EM_PPC +#elif defined(__riscv) + #define EM_HOST EM_RISCV +#elif defined(__s390x__) + #define EM_HOST EM_S390 +#elif defined(__sh__) + #define EM_HOST EM_SH +#elif defined(__sparc64__) || defined(__sparc__) + #define EM_HOST EM_SPARC +#elif defined(__xtensa__) + #define EM_HOST EM_XTENSA +#else + /* Unknown host ELF machine type. */ + #define EM_HOST EM_NONE +#endif + +#if !defined(EF_HOST) + #define EF_HOST 0 +#endif + +#define DWARF_REG_PC 0xd3af9c /* random number */ +#define DWARF_REG_FB 0xd3affb /* random number */ + +#ifdef HAVE_LIBDW_SUPPORT +/** + * get_dwarf_regstr() - Returns ftrace register string from DWARF regnum. + * @n: DWARF register number. + * @machine: ELF machine signature (EM_*). + * @flags: ELF flags for things like ABI differences. + */ +const char *get_dwarf_regstr(unsigned int n, unsigned int machine, unsigned int flags); + +const char *__get_csky_regstr(unsigned int n, unsigned int flags); +int __get_csky_regnum(const char *name, unsigned int flags); + +int __get_dwarf_regnum_i386(const char *name); +int __get_dwarf_regnum_x86_64(const char *name); +int __get_dwarf_regnum_for_perf_regnum_i386(int perf_regnum); +int __get_dwarf_regnum_for_perf_regnum_x86_64(int perf_regnum); + +int __get_dwarf_regnum_for_perf_regnum_arm(int perf_regnum); +int __get_dwarf_regnum_for_perf_regnum_arm64(int perf_regnum); + +int __get_dwarf_regnum_for_perf_regnum_csky(int perf_regnum, unsigned int flags); +int __get_dwarf_regnum_for_perf_regnum_loongarch(int perf_regnum); +int __get_dwarf_regnum_for_perf_regnum_powerpc(int perf_regnum); +int __get_dwarf_regnum_for_perf_regnum_riscv(int perf_regnum); +int __get_dwarf_regnum_for_perf_regnum_s390(int perf_regnum); +int __get_dwarf_regnum_for_perf_regnum_mips(int perf_regnum); + +/* + * get_dwarf_regnum - Returns DWARF regnum from register name + * name: architecture register name + * machine: ELF machine signature (EM_*) + */ +int get_dwarf_regnum(const char *name, unsigned int machine, unsigned int flags); + +/* + * get_dwarf_regnum - Returns DWARF regnum from perf register number. + */ +int get_dwarf_regnum_for_perf_regnum(int perf_regnum, unsigned int machine, unsigned int flags, + bool only_libdw_supported); + +void get_powerpc_regs(u32 raw_insn, int is_source, struct annotated_op_loc *op_loc); + +#else /* HAVE_LIBDW_SUPPORT */ + +static inline int get_dwarf_regnum(const char *name __maybe_unused, + unsigned int machine __maybe_unused, + unsigned int flags __maybe_unused) +{ + return -1; +} + +static inline void get_powerpc_regs(u32 raw_insn __maybe_unused, int is_source __maybe_unused, + struct annotated_op_loc *op_loc __maybe_unused) +{ + return; +} +#endif + +#endif diff --git a/tools/perf/util/include/linux/linkage.h b/tools/perf/util/include/linux/linkage.h new file mode 100644 index 000000000..34e2fdfe7 --- /dev/null +++ b/tools/perf/util/include/linux/linkage.h @@ -0,0 +1,139 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef PERF_LINUX_LINKAGE_H_ +#define PERF_LINUX_LINKAGE_H_ + +/* linkage.h ... for including arch/x86/lib/memcpy_64.S */ + +/* Some toolchains use other characters (e.g. '`') to mark new line in macro */ +#ifndef ASM_NL +#define ASM_NL ; +#endif + +#ifndef __ALIGN +#define __ALIGN .align 4,0x90 +#define __ALIGN_STR ".align 4,0x90" +#endif + +/* SYM_T_FUNC -- type used by assembler to mark functions */ +#ifndef SYM_T_FUNC +#define SYM_T_FUNC STT_FUNC +#endif + +/* SYM_A_* -- align the symbol? */ +#define SYM_A_ALIGN ALIGN + +/* SYM_L_* -- linkage of symbols */ +#define SYM_L_GLOBAL(name) .globl name +#define SYM_L_WEAK(name) .weak name +#define SYM_L_LOCAL(name) /* nothing */ + +#define ALIGN __ALIGN + +/* === generic annotations === */ + +/* SYM_ENTRY -- use only if you have to for non-paired symbols */ +#ifndef SYM_ENTRY +#define SYM_ENTRY(name, linkage, align...) \ + linkage(name) ASM_NL \ + align ASM_NL \ + name: +#endif + +/* SYM_START -- use only if you have to */ +#ifndef SYM_START +#define SYM_START(name, linkage, align...) \ + SYM_ENTRY(name, linkage, align) +#endif + +/* SYM_END -- use only if you have to */ +#ifndef SYM_END +#define SYM_END(name, sym_type) \ + .type name sym_type ASM_NL \ + .set .L__sym_size_##name, .-name ASM_NL \ + .size name, .-name +#endif + +/* SYM_ALIAS -- use only if you have to */ +#ifndef SYM_ALIAS +#define SYM_ALIAS(alias, name, sym_type, linkage) \ + linkage(alias) ASM_NL \ + .set alias, name ASM_NL \ + .type alias sym_type ASM_NL \ + .set .L__sym_size_##alias, .L__sym_size_##name ASM_NL \ + .size alias, .L__sym_size_##alias +#endif + +/* SYM_FUNC_START -- use for global functions */ +#ifndef SYM_FUNC_START +#define SYM_FUNC_START(name) \ + SYM_START(name, SYM_L_GLOBAL, SYM_A_ALIGN) +#endif + +/* SYM_FUNC_START_LOCAL -- use for local functions */ +#ifndef SYM_FUNC_START_LOCAL +#define SYM_FUNC_START_LOCAL(name) \ + SYM_START(name, SYM_L_LOCAL, SYM_A_ALIGN) +#endif + +/* SYM_FUNC_START_WEAK -- use for weak functions */ +#ifndef SYM_FUNC_START_WEAK +#define SYM_FUNC_START_WEAK(name) \ + SYM_START(name, SYM_L_WEAK, SYM_A_ALIGN) +#endif + +/* + * SYM_FUNC_END -- the end of SYM_FUNC_START_LOCAL, SYM_FUNC_START, + * SYM_FUNC_START_WEAK, ... + */ +#ifndef SYM_FUNC_END +#define SYM_FUNC_END(name) \ + SYM_END(name, SYM_T_FUNC) +#endif + +/* + * SYM_FUNC_ALIAS -- define a global alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS +#define SYM_FUNC_ALIAS(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_GLOBAL) +#endif + +/* + * SYM_FUNC_ALIAS_LOCAL -- define a local alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS_LOCAL +#define SYM_FUNC_ALIAS_LOCAL(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_LOCAL) +#endif + +/* + * SYM_FUNC_ALIAS_WEAK -- define a weak global alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS_WEAK +#define SYM_FUNC_ALIAS_WEAK(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_WEAK) +#endif + +#ifndef SYM_FUNC_ALIAS_MEMFUNC +#define SYM_FUNC_ALIAS_MEMFUNC SYM_FUNC_ALIAS +#endif + +// In the kernel sources (include/linux/cfi_types.h), this has a different +// definition when CONFIG_CFI is used, for tools/ just use the !cfi +// definition: +#ifndef SYM_TYPED_START +#define SYM_TYPED_START(name, linkage, align...) \ + SYM_START(name, linkage, align) +#endif + +#ifndef SYM_TYPED_FUNC_START +#define SYM_TYPED_FUNC_START(name) \ + SYM_TYPED_START(name, SYM_L_GLOBAL, SYM_A_ALIGN) +#endif + +#ifndef SYM_PIC_ALIAS +#define SYM_PIC_ALIAS(sym) SYM_ALIAS(__pi_ ## sym, sym, SYM_T_FUNC, SYM_L_GLOBAL) +#endif + +#endif /* PERF_LINUX_LINKAGE_H_ */ |