Convert register number in debuginfo to its index in pt_regs.
Signed-off-by: He Kuang <heku...@huawei.com>
---
tools/perf/arch/x86/util/dwarf-regs.c | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/tools/perf/arch/x86/util/dwarf-regs.c
b/tools/perf/arch/x86/util/dwarf-regs.c
index be22dd4..e586a47 100644
--- a/tools/perf/arch/x86/util/dwarf-regs.c
+++ b/tools/perf/arch/x86/util/dwarf-regs.c
@@ -59,10 +59,31 @@ const char *x86_64_regs_table[X86_64_MAX_REGS] = {
"%r15",
};
+const char x86_64_pt_regs_table[X86_64_MAX_REGS] = {
+ 10,
+ 12,
+ 11,
+ 5,
+ 13,
+ 14,
+ 4,
+ 19,
+ 9,
+ 8,
+ 7,
+ 6,
+ 3,
+ 2,
+ 1,
+ 0,
+};
+
/* TODO: switching by dwarf address size */
#ifdef __x86_64__
#define ARCH_MAX_REGS X86_64_MAX_REGS
#define arch_regs_table x86_64_regs_table
+#define arch_pt_regs_table x86_64_pt_regs_table
+#define arch_pt_regs_type unsigned long
#else
#define ARCH_MAX_REGS X86_32_MAX_REGS
#define arch_regs_table x86_32_regs_table
@@ -73,3 +94,13 @@ const char *get_arch_regstr(unsigned int n)
{
return (n <= ARCH_MAX_REGS) ? arch_regs_table[n] : NULL;
}
+
+char get_arch_pt_regs(unsigned int n)
+{
+ return (n <= ARCH_MAX_REGS) ? arch_pt_regs_table[n] : -1;
+}
+
+int get_arch_pt_regs_size(void)
+{
+ return sizeof(arch_pt_regs_type);
+}
--
1.8.5.2
--
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