89fe808ae7
Standardize all the feature flags based on the HAVE_{FEATURE}_SUPPORT naming convention:
HAVE_ARCH_X86_64_SUPPORT
HAVE_BACKTRACE_SUPPORT
HAVE_CPLUS_DEMANGLE_SUPPORT
HAVE_DWARF_SUPPORT
HAVE_ELF_GETPHDRNUM_SUPPORT
HAVE_GTK2_SUPPORT
HAVE_GTK_INFO_BAR_SUPPORT
HAVE_LIBAUDIT_SUPPORT
HAVE_LIBELF_MMAP_SUPPORT
HAVE_LIBELF_SUPPORT
HAVE_LIBNUMA_SUPPORT
HAVE_LIBUNWIND_SUPPORT
HAVE_ON_EXIT_SUPPORT
HAVE_PERF_REGS_SUPPORT
HAVE_SLANG_SUPPORT
HAVE_STRLCPY_SUPPORT
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/n/tip-u3zvqejddfZhtrbYbfhi3spa@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
112 lines
1.9 KiB
C
112 lines
1.9 KiB
C
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#include <errno.h>
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#include <libunwind.h>
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#include "perf_regs.h"
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#include "../../util/unwind.h"
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#ifdef HAVE_ARCH_X86_64_SUPPORT
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int unwind__arch_reg_id(int regnum)
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{
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int id;
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switch (regnum) {
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case UNW_X86_64_RAX:
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id = PERF_REG_X86_AX;
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break;
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case UNW_X86_64_RDX:
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id = PERF_REG_X86_DX;
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break;
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case UNW_X86_64_RCX:
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id = PERF_REG_X86_CX;
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break;
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case UNW_X86_64_RBX:
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id = PERF_REG_X86_BX;
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break;
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case UNW_X86_64_RSI:
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id = PERF_REG_X86_SI;
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break;
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case UNW_X86_64_RDI:
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id = PERF_REG_X86_DI;
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break;
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case UNW_X86_64_RBP:
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id = PERF_REG_X86_BP;
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break;
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case UNW_X86_64_RSP:
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id = PERF_REG_X86_SP;
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break;
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case UNW_X86_64_R8:
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id = PERF_REG_X86_R8;
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break;
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case UNW_X86_64_R9:
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id = PERF_REG_X86_R9;
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break;
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case UNW_X86_64_R10:
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id = PERF_REG_X86_R10;
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break;
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case UNW_X86_64_R11:
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id = PERF_REG_X86_R11;
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break;
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case UNW_X86_64_R12:
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id = PERF_REG_X86_R12;
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break;
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case UNW_X86_64_R13:
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id = PERF_REG_X86_R13;
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break;
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case UNW_X86_64_R14:
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id = PERF_REG_X86_R14;
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break;
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case UNW_X86_64_R15:
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id = PERF_REG_X86_R15;
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break;
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case UNW_X86_64_RIP:
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id = PERF_REG_X86_IP;
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break;
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default:
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pr_err("unwind: invalid reg id %d\n", regnum);
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return -EINVAL;
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}
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return id;
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}
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#else
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int unwind__arch_reg_id(int regnum)
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{
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int id;
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switch (regnum) {
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case UNW_X86_EAX:
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id = PERF_REG_X86_AX;
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break;
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case UNW_X86_EDX:
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id = PERF_REG_X86_DX;
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break;
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case UNW_X86_ECX:
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id = PERF_REG_X86_CX;
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break;
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case UNW_X86_EBX:
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id = PERF_REG_X86_BX;
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break;
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case UNW_X86_ESI:
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id = PERF_REG_X86_SI;
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break;
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case UNW_X86_EDI:
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id = PERF_REG_X86_DI;
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break;
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case UNW_X86_EBP:
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id = PERF_REG_X86_BP;
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break;
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case UNW_X86_ESP:
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id = PERF_REG_X86_SP;
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break;
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case UNW_X86_EIP:
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id = PERF_REG_X86_IP;
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break;
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default:
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pr_err("unwind: invalid reg id %d\n", regnum);
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return -EINVAL;
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}
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return id;
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}
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#endif /* HAVE_ARCH_X86_64_SUPPORT */
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